د کارن:AFGHANIPEDIA/wikEd.js سرچينه کتل

// <syntaxhighlight lang="JavaScript">

// JSHint options
/* jshint -W004, -W100, newcap: false, browser: true, jquery: true, sub: true, bitwise: true, curly: true, evil: true, forin: true, freeze: true, globalstrict: true, immed: true, latedef: true, loopfunc: true, quotmark: single, strict: true, undef: true */
/* global GM_getValue, GM_setValue, GM_xmlhttpRequest, console */

// turn on ECMAScript 5 strict mode
'use strict';

// We will not log errors for users using this script due to volume of bugs.
mw.loader.using('mediawiki.storage').then(function () {
  mw.storage.session.set( 'client-error-opt-out', '1' );
});


// define global object
var wikEd; if (wikEd === undefined) { wikEd = {}; }

// default to null (all checks are against null so make sure it starts as null)
if (wikEd.paste === undefined) {
	wikEd.paste = null;
}

wikEd.Meta = function () {/*
// ==UserScript==
// @name        wikEd
// @version     0.9.155
// @date        November 5, 2017
// @namespace   https://en.wikipedia.org/wiki/User:Cacycle/
// @description A full-featured in-browser editor for Wikipedia and other MediaWikis
// @include     *
// @homepage    https://en.wikipedia.org/wiki/User:Cacycle/wikEd
// @source      https://en.wikipedia.org/wiki/User:Cacycle/wikEd.js
// @author      Cacycle (https://en.wikipedia.org/wiki/User:Cacycle)
// @license     Released into the public domain
// @grant       GM_getValue
// @grant       GM_xmlhttpRequest
// ==/UserScript==

wikEd is a full-featured edit page text editor for regular to advanced users on Wikipedia and other MediaWikis.
wikEd features syntax highlighting, reference, template, and code folding,
on-page Show preview and Show changes, and advanced search and replace functions.
wikEd works under all web browsers except Internet Explorer.
This code has to be saved as UTF-8 in your editor to preserve Unicode characters like ♥ (heart symbol).

*/};

// define global objects
var wikEdConfig;
var wikEdText;
var WED;
var WikEdDiff;

//
// start of user configurable variables
//

//
// wikEd.InitGlobalsConfigs: initialize user configurable variables
//

wikEd.InitGlobalConfigs = function () {

	// user readable texts, copy changes to https://en.wikipedia.org/wiki/User:Cacycle/wikEd_international_en.js, also defined in wikEdDiff.js
	if (wikEd.config.text === undefined) { wikEd.config.text = {}; }

	// wikEd.InitText: define built-in user interface texts
	wikEd.InitText = function () {
		wikEd.InitObject(wikEd.config.text, {

			// logo
			'wikEdLogo alt':               'wikEd',
			'wikEdLogo title':             'wikEd {wikEdProgramVersion} ({wikEdProgramDate}) Click to disable',
			'wikEdLogo error alt':         'wikEd error',
			'wikEdLogo error title':       'Loading error - wikEd {wikEdProgramVersion} ({wikEdProgramDate}) Click to disable',
			'wikEdLogo browser alt':       '(wikEd)',
			'wikEdLogo browser title':     'Browser not supported - wikEd {wikEdProgramVersion} ({wikEdProgramDate})',
			'wikEdLogo incompatible alt':  '(wikEd)',
			'wikEdLogo incompatible title': 'Incompatible script, gadget, or add-on: {wikEdParameter} - wikEd {wikEdProgramVersion} ({wikEdProgramDate})',
			'wikEdLogo disabled alt':      '(wikEd)',
			'wikEdLogo disabled title':    'Disabled - wikEd {wikEdProgramVersion} ({wikEdProgramDate}) Click to enable',
			'wikEdLogo testVersion alt':   'wikEd_dev',
			'wikEdLogo testVersion title': 'wikEd_dev (unstable test version) {wikEdProgramVersion} ({wikEdProgramDate}) Click to disable',

			// top jumper
			'wikEdScrollToEdit4 alt':      'Scroll to edit',
			'wikEdScrollToEdit4 title':    'Scroll to edit field',

			// button bar grip titles
			'wikEdGripFormat title':       'Formatting buttons (click to hide or show)',
			'wikEdGripTextify title':      'Textify and wikify buttons (click to hide or show)',
			'wikEdGripCustom1 title':      'Custom buttons (click to hide or show)',
			'wikEdGripFind title':         'Find buttons (click to hide or show)',
			'wikEdGripFix title':          'Fixing buttons (click to hide or show)',
			'wikEdGripCustom2 title':      'Custom buttons (click to hide or show)',
			'wikEdGripControl title':      'wikEd control buttons (click to hide or show)',

			// button bar background titles
			'wikEdBarFormat title':        '',
			'wikEdBarTextify title':       '',
			'wikEdBarCustom1 title':       '',
			'wikEdBarFind title':          '',
			'wikEdBarFix title':           '',
			'wikEdBarCustom2 title':       '',
			'wikEdBarControl title':       'wikEd {wikEdProgramVersion} ({wikEdProgramDate})',
			'wikEdBarPreview title':       '',
			'wikEdBarPreview2 title':      '',
			'wikEdBarJump title':          '',
			'wikEdBarPasted title':        '',

			// formatting buttons, top row
			'wikEdUndo alt':               'Undo',
			'wikEdUndo title':             'Undo',
			'wikEdRedo alt':               'Redo',
			'wikEdRedo title':             'Redo',
			'wikEdBold alt':               'Bold',
			'wikEdBold title':             'Bold text',
			'wikEdItalic alt':             'Italic',
			'wikEdItalic title':           'Italic text',
			'wikEdUnderline alt':          'Underline',
			'wikEdUnderline title':        'Underline text',
			'wikEdStrikethrough alt':      'Strikethrough',
			'wikEdStrikethrough title':    'Strikethrough text',
			'wikEdNowiki alt':             'Nowiki',
			'wikEdNowiki title':           'Nowiki markup text',
			'wikEdSuperscript alt':        'Superscript',
			'wikEdSuperscript title':      'Superscript text',
			'wikEdSubscript alt':          'Subscript',
			'wikEdSubscript title':        'Subscript text',
			'wikEdRef alt':                'Ref',
			'wikEdRef title':              'In-text reference (shift-click: named tag)',
			'wikEdCase alt':               'Case',
			'wikEdCase title':             'Toggle between lowercase, uppercase first, and uppercase',
			'wikEdSort alt':               'Sort',
			'wikEdSort title':             'Sort alphabetically',
			'wikEdRedirect alt':           'Redirect',
			'wikEdRedirect title':         'Create redirect, deletes whole text',
			'wikEdUndoAll alt':            'Undo all',
			'wikEdUndoAll title':          'Undo all changes',
			'wikEdRedoAll alt':            'Redo all',
			'wikEdRedoAll title':          'Redo all changes',

			// formatting buttons, bottom row
			'wikEdWikiLink alt':           'Link',
			'wikEdWikiLink title':         'Wiki link',
			'wikEdWebLink alt':            'Weblink',
			'wikEdWebLink title':          'External weblink',
			'wikEdHeading alt':            'Heading',
			'wikEdHeading title':          'Increase heading levels (shift-click: decrease)',
			'wikEdBulletList alt':         'Bullet list',
			'wikEdBulletList title':       'Increase bulleted list level (shift-click: decrease)',
			'wikEdNumberList alt':         'Number list',
			'wikEdNumberList title':       'Increase numbered list level (shift-click: decrease)',
			'wikEdIndentList alt':         'Indent list',
			'wikEdIndentList title':       'Increase indention (shift-click: decrease)',
			'wikEdDefinitionList alt':     'Def list',
			'wikEdDefinitionList title':   'Definition list',
			'wikEdImage alt':              'Image',
			'wikEdImage title':            'Image',
			'wikEdTable alt':              'Table',
			'wikEdTable title':            'Table',
			'wikEdReferences alt':         'References',
			'wikEdReferences title':       'References location (shift-click: references section)',
			'wikEdSign alt':               'Signature',
			'wikEdSign title':             'Signature [[کارن:AFGHANIPEDIA|AFGHANIPEDIA]] ([[د کارن خبرې اترې:AFGHANIPEDIA|خبرې اترې]]) ۲۲:۳۶, ۱۸ مارچ ۲۰۲۵ (CET) (shift-click: name only [[کارن:AFGHANIPEDIA|AFGHANIPEDIA]] ([[د کارن خبرې اترې:AFGHANIPEDIA|خبرې اترې]]))',

			// textify buttons
			'wikEdWikify alt':             'Wikify',
			'wikEdWikify title':           'Convert pasted content to wiki code, update highlighting',
			'wikEdTextify alt':            'Textify',
			'wikEdTextify title':          'Convert pasted content to plain text, update highlighting (shift-click: forced highlighting)',
			'wikEdPastedWikify alt':       'Wikify pasted',
			'wikEdPastedWikify title':     'Convert pasted content to wiki code',
			'wikEdPastedTextify alt':      'Textify pasted',
			'wikEdPastedTextify title':    'Convert pasted content to plain text',
			'wikEdPastedClose alt':        'x',
			'wikEdPastedClose title':      'Close',

			// find and replace buttons, top row
			'wikEdFindAll alt':            'Find all',
			'wikEdFindAll title':          'Find all matches',
			'wikEdFindPrev alt':           'Find prev',
			'wikEdFindPrev title':         'Find previous match',
			'wikEdFindSelect title':       'Select a previous search or jump to a heading',
			'wikEdFindNext alt':           'Find next',
			'wikEdFindNext title':         'Find next match (shift-click: get selection)',
			'wikEdJumpPrev alt':           'Selected prev',
			'wikEdJumpPrev title':         'Find the selected text backwards',
			'wikEdJumpNext alt':           'Selected next',
			'wikEdJumpNext title':         'Find the selected text forwards',

			// find and replace buttons, bottom row
			'wikEdReplaceAll alt':         'Replace all',
			'wikEdReplaceAll title':       'Replace all matches in whole text or selection',
			'wikEdReplacePrev alt':        'Replace prev',
			'wikEdReplacePrev title':      'Replace previous match',
			'wikEdReplaceSelect title':    'Select a previous replacement',
			'wikEdReplaceNext alt':        'Replace next (shift-click: get selection)',
			'wikEdReplaceNext title':      'Replace next match',
			'wikEdCaseSensitive alt':      'Case sensitive',
			'wikEdCaseSensitive title':    'Search is case sensitive',
			'wikEdRegExp alt':             'RegExp',
			'wikEdRegExp title':           'Search field is a regular expression',
			'wikEdFindAhead alt':          'Find ahead',
			'wikEdFindAhead title':        'Find ahead as you type (case-insensitive non-regexp search)',

			// fix buttons, top row
			'wikEdFixBasic alt':           'Fix basic',
			'wikEdFixBasic title':         'Fix blanks and empty lines, also done by other fixing functions',
			'wikEdFixHtml alt':            'Fix html',
			'wikEdFixHtml title':          'Fix html to wikicode',
			'wikEdFixCaps alt':            'Fix caps',
			'wikEdFixCaps title':          'Fix caps in headers and lists',
			'wikEdFixUnicode alt':         'Fix Unicode',
			'wikEdFixUnicode title':       'Fix Unicode character representations',
			'wikEdFixAll alt':             'Fix all',
			'wikEdFixAll title':           'Fix basic, html, capitalization, and Unicode',
			'wikEdFixRedirect alt':        'Fix redirects',
			'wikEdFixRedirect title':      'Fix redirects',

			// fix buttons, bottom row
			'wikEdFixDashes alt':          'Fix dashes',
			'wikEdFixDashes title':        'Fix dashes',
			'wikEdFixPunct alt':           'Fix punctuation',
			'wikEdFixPunct title':         'Fix spaces before punctuation',
			'wikEdFixMath alt':            'Fix math',
			'wikEdFixMath title':          'Fix math',
			'wikEdFixChem alt':            'Fix chem',
			'wikEdFixChem title':          'Fix chemical formulas',
			'wikEdFixUnits alt':           'Fix units',
			'wikEdFixUnits title':         'Fix units',
			'wikEdFixRegExTypo alt':       'Fix typos',
			'wikEdFixRegExTypo title':     'Fix typos using the AutoWikiBrowser RegExTypoFixer rules',

			// wikEd control buttons, top row
			'wikEdRefHide alt':            '[REF, TEMPL]',
			'wikEdRefHide title':          'Simple view: hide refs, templates, and table code',
			'wikEdRefButtonTooltip':       'Click to display hidden reference',
			'wikEdTemplButtonTooltip':     'Click to display hidden template',
			'wikEdCharEntityButtonTooltip': 'Click to display hidden character entity',
			'wikEdTableButtonTooltip':     'Click to display hidden table code',
			'wikEdRefButtonShowTooltip':   'Click to hide reference',
			'wikEdTemplButtonShowTooltip': 'Click to hide template',
			'wikEdCharEntityButtonShowTooltip': 'Click to hide character entity',
			'wikEdTableButtonShowTooltip': 'Click to hide table code',
			'wikEdTextZoom alt':           'Text zoom',
			'wikEdTextZoom title':         'Text zoom cycling (shift-click: reverse)',
			'wikEdClearHistory alt':       'Clear history',
			'wikEdClearHistory title':     'Clear the find, replace, and summary history',
			'wikEdScrollToPreview alt':    'Scroll to preview',
			'wikEdScrollToPreview title':  'Scroll to preview field',
			'wikEdScrollToEdit alt':       'Scroll to edit',
			'wikEdScrollToEdit title':     'Scroll to edit field',

			// wikEd control buttons, bottom row
			'wikEdUseWikEd alt':           'Use wikEd',
			'wikEdUseWikEd title':         'Use wikEd instead of classic text area',
			'wikEdHighlightSyntax alt':    'Syntax',
			'wikEdHighlightSyntax title':  'Syntax highlighting',
			'wikEdSource alt':             'Source',
			'wikEdCloseToolbar title':     'Close the standard non-wikEd toolbar',
			'wikEdCloseToolbar alt':       'Close toolbar',
			'wikEdSource title':           'Show the source code for testing',
			'wikEdUsing alt':              'Using',
			'wikEdUsing title':            'Automatically add \'\'…using wikEd\'\' to summaries',
			'wikEdFullScreen alt':         'Fullscreen',
			'wikEdFullScreen title':       'Fullscreen mode',
			'wikEdTableMode alt':          'Table as tables',
			'wikEdTableMode title':        'Edit tables as tables',

			// summary buttons
			'wikEdClearSummary alt':       'Clear summary',
			'wikEdClearSummary title':     'Clear the summary field',
			'wikEdSummarySelect title':    'Select a previous summary',
			'wikEdPresetSummary': [
				'/*  */ ', 'copyedit', 'reply', 'article created', 'intro rewrite',
				'linkfix', 'fixing typos', 'removing linkspam', 'reverting test',
				'reverting vandalism', 'formatting source text', '{wikEdUsing}'
			],
			'wikEdSummaryUsing':           '…using [[en:User:Cacycle/wikEd|wikEd]]',

			// toolbar
			'wikEdCodeEditorButtonDisabled': ' (disabled by wikEd)',

			// button title acceskey
			'alt-shift':                   'alt-shift-',

			// submit buttons
			'wikEdLocalPreviewImg alt':    'Preview below',
			'wikEdLocalPreview title':     'Show preview below',
			'wikEdLocalDiffImg alt':       'Changes below',
			'wikEdLocalDiff title':        'Show current changes below',
			'wikEdHelpPageLink':           ' | <a href="{wikEdHomeBaseUrl}wiki/User:Cacycle/wikEd_help" target="helpwindow">wikEd help</a>', // use full link without {wikEdHomeBaseUrl} if the page is not on the English Wikipedia

			// preview and changes buttons, top
			'wikEdClose alt':              'Close',
			'wikEdClose title':            'Close preview box',
			'wikEdClose2 alt':             'Close',
			'wikEdClose2 title':           'Close preview box',
			'wikEdScrollToPreview2 alt':   'Scroll to preview',
			'wikEdScrollToPreview2 title': 'Scroll to preview field',
			'wikEdScrollToEdit2 alt':      'Scroll to edit',
			'wikEdScrollToEdit2 title':    'Scroll to edit field',

			// preview and changes buttons, bottom
			'wikEdScrollToPreview3 alt':   'Scroll to preview',
			'wikEdScrollToPreview3 title': 'Scroll to preview field',
			'wikEdScrollToEdit3 alt':      'Scroll to edit',
			'wikEdScrollToEdit3 title':    'Scroll to edit field',

			// preview field
			'wikEdPreviewLoading':         '...',
			'diffNotLoaded':               'Error: Local diff script not installed.',

			// formatting functions
			'image filename':              'filename',
			'image width':                 'width',
			'table caption':               'caption',
			'table heading':               'heading',
			'table cell':                  'cell',
			'redirect article link':       'article link',

			// fixing functions
			'External links':              'External links',
			'See also':                    'See also',
			'References':                  'References',

			// language specific wiki code
			'wikicode Image':              'Image',
			'wikicode File':               'File',
			'wikicode Media':              'Media',
			'wikicode Category':           'Category',
			'wikicode Template':           'Template',
			'wikEdReferencesSection':      '\n== References ==\n\n<references />\n',
			'talk page':                   'talk',
			'history page':                'history',
			'talk namespace':              'Talk',
			'talk namespace suffix':       '$1_talk', // '$1_talk', '_talk', or 'talk_'

			// hiding buttons, type
			'hideRef':                     'REF',
			'hideTempl':                   'TEMPL',
			'hideTable':                   '',

			// hiding buttons, details
			'hideTableStart':              'Table',
			'hideTableEnd':                'Table end',
			'hideTableCaption':            'Caption',
			'hideTableRow':                'Row',
			'hideTableHeader':             'Header',
			'hideTableCell':               'Cell',

			// shortened button texts
			'shortenedPreview':            'Preview',
			'shortenedChanges':            'Changes',

			// link popup
			'followLink':                  '(ctrl-click)',
			'followLinkMac':               '(cmd-click)',
			'redirect':                    ', redirect to:',
			'redlink':                     ' (page does not exist)',

			// auto updating
			'wikEdGreasemonkeyAutoUpdate': 'wikEd Update:\n\nA new version of the Greasemonkey script "wikEd" is available.\n\n\nIt will be installed from:\n\n{updateURL}',
			'wikEdGreasemonkeyAutoUpdateBugfix': 'Important wikEd Bugfix:\n\nA bugfix for the Greasemonkey script "wikEd" is available.\n\n\nIt will be installed from:\n\n{updateURL}',

			// highlighting popups
			'hyphenDash':                  'Standard hyphen',
			'figureDash':                  'Figure dash',
			'enDash':                      'En dash',
			'emDash':                      'Em dash',
			'barDash':                     'Horizontal bar',
			'minusDash':                   'Minus sign',
			'softHyphen':                  'Soft hyphen',
			'tab':                         'Tab',
			'enSpace':                     'En space',
			'emSpace':                     'Em space',
			'thinSpace':                   'Thin space',
			'ideographicSpace':            'Ideographic space',

			// highlighting
			'wikEdSignature3':             'Sign with username only',
			'wikEdSignature4':             'Sign with user name and date',
			'wikEdSignature5':             'Sign with date only',

			// highlighting errors
			'wikEdErrorHtmlUnknown':       'Unsupported HTML tag',
			'wikEdErrorBoldItalic':        'Invalid bold / italic',
			'wikEdErrorWrongClose':        'Close tag does not match',
			'wikEdErrorNoOpen':            'Close tag has no match',
			'wikEdErrorNoHandler':         'No handler',
			'wikEdErrorNoClose':           'Open tag has no match',
			'wikEdErrorNewline':           'Open tag closed by new line',
			'wikEdErrorTemplHeading':      'Headings in templates are ignored',
			'wikEdErrorTemplParam':        'Template/parameter tags do not match',
			'wikEdErrorTemplParamAmbig':   'Template/parameter tags are ambiguous',
			'wikEdErrorCodeInLinkName':    'Wikicode in link name',
			'wikEdErrorCodeInTemplName':   'Wikicode in template name',
			'wikEdErrorCodeInParamName':   'Wikicode in template parameter name',

			// highlighting image preview
			'wikEdFilePreview':            'Image preview',

			// location search string functions
			'iconPage':                    'All icons and images used by wikEd. Save page as <i>web page, complete</i> to download all files into one folder.<br><br>',

			// duplicated message
			'clonedWarningsNote':          'Duplicated edit warnings (wikEd):'

		}, wikEd.config.showMissingTranslations);
	};

	// define built-in user interface texts
	wikEd.InitText();

	// use local copies of images for testing (set to true in local copy of edit page), also defined in wikEdDiff.js
	if (wikEd.config.useLocalImages === undefined) { wikEd.config.useLocalImages = false; }

	// path to local wikEd images for testing, also defined in wikEdDiff.js
	if (wikEd.config.imagePathLocal === undefined) { wikEd.config.imagePathLocal = 'file:///D:/wikEd/images/'; }

	// path to wikEd images, also defined in wikEdDiff.js
	if (wikEd.config.imagePath === undefined) { wikEd.config.imagePath = '//upload.wikimedia.org/wikipedia/commons/'; }

	// wikEd image filenames, also defined in wikEdDiff.js
	if (wikEd.config.image === undefined) { wikEd.config.image = {}; }

	// wikEd.InitImages: define built-in image URLs
	wikEd.InitImages = function () {

		wikEd.InitImage(wikEd.config.image, {
			'barDash':             '5/52/WikEd_bar_dash.png',
			'bold':                '5/59/WikEd_bold.png',
			'browser':             '0/07/WikEd_disabled.png',
			'bulletList':          '6/62/WikEd_bullet_list.png',
			'case':                'a/aa/WikEd_case.png',
			'caseSensitive':       '0/0d/WikEd_case_sensitive.png',
			'clearHistory':        'c/c8/WikEd_clear_history.png',
			'clearSummary':        '2/2c/WikEd_clear_summary.png',
			'close':               '9/97/WikEd_close.png',
			'closePasted':         'b/bc/WikEd_close_pasted.png',
			'closeToolbar':        '1/1d/WikEd_close_toolbar.png',
			'ctrl':                '1/10/WikEd_ctrl.png',
			'definitionList':      'f/f5/WikEd_definition_list.png',
			'diff':                'd/db/WikEd_diff.png',
			'disabled':            '0/07/WikEd_disabled.png',
			'dummy':               'c/c5/WikEd_dummy.png',
			'emDash':              '5/58/WikEd_em_dash.png',
			'emSpace':             '3/3a/WikEd_em_space.png',
			'enDash':              'f/fc/WikEd_en_dash.png',
			'enSpace':             '0/04/WikEd_en_space.png',
			'error':               '3/3e/WikEd_error.png',
			'figureDash':          '2/25/WikEd_figure_dash.png',
			'findAhead':           '3/34/WikEd_find_ahead.png',
			'findAll':             '7/75/WikEd_find_all.png',
			'findNext':            'a/ad/WikEd_find_next.png',
			'findPrev':            'f/f5/WikEd_find_prev.png',
			'fixAll':              '8/86/WikEd_fix_all.png',
			'fixBasic':            '3/30/WikEd_fix_basic.png',
			'fixCaps':             '0/00/WikEd_fix_caps.png',
			'fixUnicode':          'd/d4/WikEd_fix_unicode.png',
			'fixRedirect':         'f/f8/WikEd_fix_redirect.png',
			'fixChem':             'e/e7/WikEd_fix_chem.png',
			'fixDash':             'e/e5/WikEd_fix_dash.png',
			'fixHtml':             '0/05/WikEd_fix_html.png',
			'fixMath':             '3/3f/WikEd_fix_math.png',
			'fixPunct':            'd/db/WikEd_fix_punct.png',
			'fixRegExTypo':        '9/94/WikEd_fix_reg-ex-typo.png',
			'fixUnits':            '6/69/WikEd_fix_units.png',
			'textZoom':            '7/71/WikEd_font_size.png',
			'fullScreen':          'd/d3/WikEd_fullscreen.png',
			'getFind':             '9/96/WikEd_get_selection.png',
			'grip':                'a/ad/WikEd_grip.png',
			'gripHidden':          'a/a8/WikEd_grip_hidden.png',
			'heading':             '0/07/WikEd_heading.png',
			'highlightSyntax':     '6/67/WikEd_syntax.png',
			'ideographicSpace':    'c/c6/WikEd_ideographic_space.png',
			'image':               '3/37/WikEd_image.png',
			'incompatible':        '3/3e/WikEd_error.png',
			'indentList':          '7/7a/WikEd_indent_list.png',
			'italic':              'd/d4/WikEd_italic.png',
			'jumpNext':            '5/54/WikEd_jump_next.png',
			'logo':                '6/67/WikEd_logo.png',
			'minusDash':           'b/ba/WikEd_minus_dash.png',
			'noFile':              '8/88/WikEd_no_file.png',
			'nowiki':              '5/5a/WikEd_nowiki.png',
			'numberList':          '3/3b/WikEd_number_list.png',
			'jumpPrev':            'c/c7/WikEd_jump_prev.png',
			'preview':             '3/31/WikEd_preview.png',
			'redirect':            'f/fa/WikEd_redirect.png',
			'redo':                'd/d7/WikEd_redo.png',
			'ref':                 'b/ba/WikEd_ref.png',
			'refHide':             '0/0b/WikEd_ref_hide.png',
			'references':          '6/66/WikEd_references.png',
			'sign':                'd/d5/WikEd_sign.png',
			'redoAll':             '2/2d/WikEd_redo_all.png',
			'resizeGrip':          'e/e1/WikEd_resize_grip.png',
			'regExp':              '6/6a/WikEd_regexp.png',
			'replaceAll':          '2/2a/WikEd_replace_all.png',
			'replaceNext':         'b/b0/WikEd_replace_next.png',
			'replacePrev':         'a/a1/WikEd_replace_prev.png',
			'scrollToEdit':        '1/13/WikEd_align_top.png',
			'scrollToPreview':     '3/37/WikEd_align_preview.png',
			'scrollToEditDown':    'a/a8/WikEd_align_down.png',
			'scrollToPreviewDown': '5/58/WikEd_align_preview_down.png',
			'softHyphen':          'c/c7/WikEd_soft_hyphen.png',
			'sort':                '7/7c/WikEd_sort.png',
			'source':              '0/02/WikEd_source.png',
			'strikethrough':       '0/06/WikEd_strikethrough.png',
			'subscript':           '9/9e/WikEd_subscript.png',
			'superscript':         'b/bf/WikEd_superscript.png',
			'tab':                 'e/e7/WikEd_tab.png',
			'table':               'b/bd/WikEd_table.png',
			'tableMode':           'e/ee/WikEd_table_edit.png',
			'testVersion':         '3/3e/WikEd_error.png',
			'textify':             'c/cd/WikEd_textify.png',
			'thinSpace':           '5/56/WikEd_thin_space.png',
			'underline':           '2/21/WikEd_underline.png',
			'undo':                'e/e6/WikEd_undo.png',
			'undoAll':             '0/08/WikEd_undo_all.png',
			'unknown':             '8/8a/WikEd_unknown.png',
			'useWikEd':            '6/67/WikEd_logo.png',
			'using':               'e/e0/WikEd_using.png',
			'webLink':             '1/16/WikEd_weblink.png',
			'wikify':              '9/9f/WikEd_wikify.png',
			'wikiLink':            '2/21/WikEd_wikilink.png'
		});
	};

	// edit-frame css rules
	if (wikEd.config.frameCSS === undefined) { wikEd.config.frameCSS = {}; }

	// wikEd.InitFrameCSS: define built-in edit frame css
	wikEd.InitFrameCSS = function () {
		wikEd.InitObject(wikEd.config.frameCSS, {

			// frame
			'.wikEdFrameHtml':      'height: 100%; width: 100%; padding: 0; margin: 0; background: transparent; background-image: url({wikEdImage:resizeGrip}); background-attachment: fixed; background-position: right bottom; background-repeat: no-repeat; line-height: normal;',
			'.wikEdFrameBodyPlain': 'height: auto; min-height: 100%; width: auto; background: transparent; margin: 0; padding: 0; padding-left: 0.25em; overflow: auto; font-family: monospace;',
			'.wikEdFrameBodySyntax': 'height: auto; min-height: 100%; width: auto; background: transparent; margin: 0; padding: 0; padding-left: 0.25em; overflow: auto; font-family: monospace;',
			'.wikEdFrameBodyNewbie': 'height: auto; min-height: 100%; width: auto; background: transparent; margin: 0; padding: 0; padding-left: 0.25em; overflow: auto; font-family: monospace;',

			// reselection / scroll to selection
			'.wikEdScrollLineHeight': 'position: absolute;',

			// syntax highlighting
			'.wikEdError':          'background-image: url({wikEdImage:unknown}); color: black; font-weight: normal; font-style: normal; text-decoration: none;',
			'.wikEdHighlightError': 'color: black; background: #faa;',

			'.wikEdHtml':           'background: #e8e8e8;',
			'.wikEdHtmlTag':        'color: #777;',
			'.wikEdHtmlTagButtons': 'color: #777;',
			'.wikEdHtmlUnknown':    'background-image: url({wikEdImage:unknown}); color: black; font-weight: normal; font-style: normal;',
			'.wikEdParsingNote':    'border: 1px outset #fcc; padding: 0 0.5em 0 0.5em; margin: 0 0.25em 0 0.25em;  color: black; background: #fcc; font-weight: normal; font-size: smaller; font-style: normal; text-decoration: none; font-family: sans-serif;',

			'.wikEdSubscript':      'position: relative; top: 0.3em;',
			'.wikEdSuperscript':    'position: relative; top: -0.3em;',
			'.wikEdBold':           'font-weight: bold;',
			'.wikEdItalic':         'font-style: italic;',

			'.wikEdComment':        'background: #fff0d0; color: black; font-weight: normal; font-style: normal; text-decoration: none;',
			'.wikEdKeep':           '',
			'.wikEdDel':            'text-decoration: line-through;',
			'.wikEdIns':            'text-decoration: underline;',

			'.wikEdPre':            'background: #f8e8e0;',
			'.wikEdMath':           'background: #e8f0ff;',
			'.wikEdScore':          'background: #fff8e0;',
			'.wikEdNowiki':         'background: #f8e8e8;',

			// horizontal rule
			'.wikEdHr':             'background: #666; color: #ffffff;',

			// wiki code
			'.wikEdWiki':           'color: #777;',
			'.wikEdRedir':          'color: #c00; font-weight: bold;',
			'.wikEdSignature':      'color: #f00; font-weight: bold;',
			'.wikEdMagic':          'color: #666; font-weight: bold; background: #e8e8e8;',
			'.wikEdParserFunct':    'color: #f00;',

			// headings
			'.wikEdFrameBodySyntax .wikEdHeading':   'color: #000; font-weight: bold;',
			'.wikEdFrameBodySyntax .wikEdHeadingWP': 'color: #000; font-weight: bold; background: #e8e8e8;',
			'.wikEdFrameBodyNewbie .wikEdHeading':   'color: #000; font-weight: bold; color: #000; background: #eee; padding: 0 0.25em; border: 1px solid #ddd; font-size: larger; line-height: 1.5;',
			'.wikEdFrameBodyNewbie .wikEdHeadingWP': 'color: #000; font-weight: bold; color: #000; background: #ddd; padding: 0 0.25em; border: 1px solid #ccc; font-size: larger; line-height: 1.5;',

			// tables
			'.wikEdTableBlock':     '',

			'.wikEdTableCode':      'color: #888; background: #ccc;',
			'.wikEdTableTag':       'background: #ccc;',
			'.wikEdTableCaption':   'color: #000; background: #fff;',
			'.wikEdTableRow':       'color: #000; background: #ccc;',
			'.wikEdTableHeader':    'color: #000; background: #e8e8e8;',
			'.wikEdTableCell':      'color: #000; background: #f0f0f0;',

			'.wikEdFrameBodyNewbie .wikEdTableCode': 'color: #888; background: transparent;',
			'.wikEdFrameBodyNewbie .wikEdTableTag,     .wikEdFrameBodyNewbie .wikEdTableTagBR':     'background: #d8d8d8;',
			'.wikEdFrameBodyNewbie .wikEdTableCaption, .wikEdFrameBodyNewbie .wikEdTableCaptionBR': 'color: #000; background: #fff;',
			'.wikEdFrameBodyNewbie .wikEdTableRow,     .wikEdFrameBodyNewbie .wikEdTableRowBR':     'color: #000; background: #d8d8d8;',
			'.wikEdFrameBodyNewbie .wikEdTableHeader,  .wikEdFrameBodyNewbie .wikEdTableHeaderBR':  'color: #000; background: #f2f2f2;',
			'.wikEdFrameBodyNewbie .wikEdTableCell,    .wikEdFrameBodyNewbie .wikEdTableCellBR':    'color: #000; background: #fbfbfb;',

			'br.wikEdTableBR':      'display: none;',
			'.wikEdTableTagAttrib .wikEdTableCode, .wikEdTableCaptionAttrib .wikEdTableCode, .wikEdTableRowAttrib .wikEdTableCode, .wikEdTableHeaderAttrib .wikEdTableCode, .wikEdTableCellAttrib .wikEdTableCode':
					'background: transparent;',
			'.wikEdTableTagAttrib, .wikEdTableRowAttrib': 'color: #666;',
			'.wikEdTableCaptionAttrib, .wikEdTableHeaderAttrib, .wikEdTableCellAttrib': 'color: #888;',

			'table.wikEdTableMode': 'border: 1px solid #aaa; background: #d8d8d8; color: #000; border-collapse: separate; border-spacing: 0.25em 2px; margin: 0.5em 0;',
			'td.wikEdTableCaption, td.wikEdTableHeader, td.wikEdTableCell, td.wikEdTableCaptionBR, td.wikEdTableHeaderBR, td.wikEdTableCellBR': 'border: 1px solid #aaa;',
			'td.wikEdTableTag, td.wikEdTableRow, td.wikEdTableTagBR, td.wikEdTableRowBR': 'border: none; border-spacing: 0;',

			// list
			'.wikEdList':           'color: #000; background: #e8e8e8;',
			'.wikEdListTag':        'font-weight: bold; font-family: monospace; vertical-align: text-bottom;',

			// space-pre
			'.wikEdSpace':          'color: #000; background: #e8e8e8;',
			'.wikEdSpaceTag':       'background: #e8e8e8;',

			// links
			'.wikEdLinkTag':        'color: #777;',

			// wiki links
			'.wikEdLink':           'color: #00a;',
			'.wikEdLinkCrossNs':    'background: #ddd; color: #00a;',
			'.wikEdLinkInter':      'background: #ddd;',
			'.wikEdLinkNs':         'background: #ddd;',
			'.wikEdLinkName':       'font-weight: bold;',
			'.wikEdLinkTarget':     '',
			'.wikEdLinkText':       'font-weight: bold;',

			'.wikEdPMID':           'color: #00e;',
			'.wikEdISBN':           'color: #00e;',
			'.wikEdLinkInter span': 'font-weight: normal;',
			'span.wikEdLinkText:hover': 'text-decoration: underline;',
			'span.wikEdLinkName:hover': 'text-decoration: underline;',
			'span.wikEdPMID:hover': 'text-decoration: underline;',
			'span.wikEdISBN:hover': 'text-decoration: underline;',

			// external links
			'.wikEdURL':            '',
			'.wikEdURLName':        'color: #00e; font-weight: bold;',
			'.wikEdURLTarget':      'color: #00e;',
			'.wikEdURLText':        'color: #00e; font-weight: bold;',
			'span.wikEdURLName:hover': 'text-decoration: underline;',
			'span.wikEdURLText:hover': 'text-decoration: underline;',

			// files
			'.wikEdFile':           'background: rgb(213, 255, 176); background: rgba(199, 255, 149, 0.75); color: #00e;',
			'.wikEdFrameBodyNewbie .wikEdFile':
					'background: rgb(213, 255, 176); padding: 0.25em; margin-right: 0.25em; display: inline-block; border: 1px solid #082; margin: 1px;',
			'.wikEdFileTag':        'color: #444;',
			'.wikEdFileName':       '',
			'.wikEdFileParam':      'color: #666;',
			'.wikEdFileCaption':    'color: #000;',
			'.wikEdFilePreview':    'border: 1px solid #c0ffa0; background: rgb(192, 192, 192) no-repeat 50% 50%; background: rgba(192, 192, 192, 0.75); position: absolute; right: 0; margin: 0.1em 0.25em; z-index: -1; border: none; padding: 1px; display: block;',
			'.wikEdFrameBodyNewbie .wikEdFilePreview':
					'position: static; float: right; clear: both; background: transparent; padding: 0; ',

			// categories
			'.wikEdCat':            'background: #ccc; color: #00e;',
			'.wikEdCatName':        '',
			'.wikEdCat .wikEdLinkInter': 'color: #000; background: #aaa;',
			'.wikEdCat .wikEdLinkNs': 'color: #000; background: #ccc;',
			'.wikEdCat .wikEdLinkText': 'color: #000; font-weight: normal;',
			'.wikEdCat span.wikEdLinkText:hover': 'text-decoration: none;',

			// refs
			'.wikEdFrameBodySyntax .wikEdRefContainer': 'display: block; position: fixed; left: -10000em;',

			'.wikEdRefContainer':   'position: relative;',
			'.wikEdRefContainer button': 'padding: 0.1em; position: relative;',

			'.wikEdRefButton':      'border: 1px solid; border-color: #e8e8e8 #444 #444 #e8e8e8; background: #d8d4d0;',
			'.wikEdRefButtonShow':  'border: 1px solid; border-color: #000 #e8e8e8 #e8e8e8 #000; background: #c8c4c0;',
			'.wikEdRef, .wikEdRefShow': 'background: #e8e8e8; color: #666;',

			'.wikEdReferences':     'background: #eee;',
			'.wikEdReferencesTag':  'color: #444;',
			'.wikEdFrameBodyNewbie .wikEdReferences':
					'background: #eee; padding: 0.25em; display: inline-block; border: 1px solid black; vertical-align: middle;',
			'.wikEdRefList':        'background: #eee;',
			'.wikEdFrameBodyNewbie .wikEdRefList':
					'background: #e8e8e8; padding: 0.25em; display: inline-block; border: 1px solid black; vertical-align: middle;',
			'.wikEdRefName':        'color: #000;',

			// templates
			'.wikEdFrameBodySyntax .wikEdTemplContainer':  'display: block; position: fixed; left: -10000em;',
			'.wikEdTemplContainer':  'position: relative;',
			'.wikEdTemplContainer button': 'padding: 0.1em; position: relative;',
			'.wikEdTemplButton':     'border: 1px solid; border-color: #e8e8e8 #444 #444 #e8e8e8; background: #d8d4d0;',
			'.wikEdTemplButtonShow': 'border: 1px solid; border-color: #000 #e8e8e8 #e8e8e8 #000; background: #c8c4c0;',

			'.wikEdTempl, .wikEdTemplShow': 'background: #e8e8e8; color: #509;',
			'.wikEdTemplNs, .wikEdTemplNsShow': 'background: #ccc;',

			'.wikEdTemplTag':       'color: #777;',
			'.wikEdTemplName':      '',
			'.wikEdTemplParam':     'color: #666;',
			'.wikEdTemplMod':       'color: #f00; font-weight: bold;',

			'.wikEdParam':          'background: #e8e8e8;',
			'.wikEdParamName':      'color: #900;',
			'.wikEdParamDefault':   'color: #000;',

			// missing article for links, cats, refs, and templates
			'.wikEdRedlink':        'color: #c00;',

			// character entities
			'.wikEdFrameBodySyntax .wikEdCharEntityContainer':  'display: block; position: fixed; left: -10000em;',
			'.wikEdCharEntityContainer': 'position: relative; right: -0.25em;',
			'.wikEdCharEntityContainer button':
					'padding: 0; color: #000; font-weight: normal; font-family: monospace; position: relative; right: 0.25em; line-height: 0.75em;',
			'.wikEdCharEntityButton':
					'border: 1px solid; border-color: #e8e8e8 #444 #444 #e8e8e8; background: #d8d4d0; border-color: rgba(255, 255, 255, 0.75) rgba(64, 64, 64, 0.5) rgba(64, 64, 64, 0.5) rgba(255, 255, 255, 0.75); background: rgba(192, 192, 192, 0.3);',
			'.wikEdCharEntityButtonShow':
					'border: 1px solid; border-color: #000 #e8e8e8 #e8e8e8 #000; background: #c8c4c0; border-color: rgba(64, 64, 64, 0.5) rgba(255, 255, 255, 0.75) rgba(255, 255, 255, 0.75) rgba(64, 64, 64, 0.5); background: rgba(192, 192, 192, 0.3);',
			'.wikEdCharEntity, .wikEdCharEntityShow':
					'color: #000; background: #e8e8e8;',

			// tables
			'.wikEdFrameBodySyntax .wikEdTableContainer':  'display: block; position: fixed; left: -10000em;',
			'.wikEdTableContainer': 'position: relative;',
			'.wikEdTableContainer button':
				'padding: 0.1em; position: relative; vertical-align: top;',
			'.wikEdTableButton':    'border: 1px solid; border-color: #e8e8e8 #444 #444 #e8e8e8; background: #d8d4d0;',
			'.wikEdTableButtonShow':
					'border: 1px solid; border-color: #000 #e8e8e8 #e8e8e8 #000; background: #c8c4c0;',
			'.wikEdTable, .wikEdTableShow': '',
			'.wikEdTableButton:before, .wikEdTableButtonShow:before':
					'line-height: 0.75em; font-size: 65%; color: #000; font-family: sans-serif;',

			// links in references and templates
			'.wikEdFrameBodySyntax .wikEdRef .wikEdURLName,  .wikEdFrameBodySyntax .wikEdTempl .wikEdURLName,  .wikEdFrameBodySyntax .wikEdRef .wikEdURLTarget,  .wikEdFrameBodySyntax .wikEdTempl .wikEdURLTarget,  .wikEdFrameBodySyntax .wikEdRef .wikEdURLText,  .wikEdFrameBodySyntax .wikEdTempl .wikEdURLText':  'color: #66f; font-weight: normal;',
			'.wikEdFrameBodySyntax .wikEdRef .wikEdLinkName, .wikEdFrameBodySyntax .wikEdTempl .wikEdLinkName, .wikEdFrameBodySyntax .wikEdRef .wikEdLinkTarget, .wikEdFrameBodySyntax .wikEdTempl .wikEdLinkTarget, .wikEdFrameBodySyntax .wikEdRef .wikEdLinkText, .wikEdFrameBodySyntax .wikEdTempl .wikEdLinkText': 'color: #66f; font-weight: normal;',

			// wikEdFrameBodyNewbie ref and template hiding
			'.wikEdFrameBodyNewbie .wikEdRefContainer + .wikEdRef, .wikEdFrameBodyNewbie .wikEdTemplContainer + .wikEdTempl, .wikEdFrameBodyNewbie .wikEdTemplContainer + .wikEdTemplNs':
					'position: fixed; left: -10000em;',
			'.wikEdFrameBodyNewbie .wikEdRefContainer + .wikEdRefShow, .wikEdFrameBodyNewbie .wikEdTemplContainer + .wikEdTemplShow, .wikEdFrameBodyNewbie .wikEdTemplContainer + .wikEdTemplNsShow':
					'display: block; position: relative; color: #000; background: #f8f8f8; font-weight: normal; border: 1px solid; border-color: #444 #ccc #ccc #444; padding: 0.5em 0.25em;',
			'.wikEdFrameBodyNewbie .wikEdRefButton:before, .wikEdFrameBodyNewbie .wikEdTemplButton:before, .wikEdFrameBodyNewbie .wikEdTableButton:before, .wikEdFrameBodyNewbie .wikEdRefButtonShow:before, .wikEdFrameBodyNewbie .wikEdTemplButtonShow:before, .wikEdFrameBodyNewbie .wikEdTableButtonShow:before':
					'line-height: 0.75em; font-size: 65%; color: #000; font-family: sans-serif;',
			'.wikEdRefButton:before, .wikEdTemplButton:before, .wikEdRefButtonShow:before, .wikEdTemplButtonShow:before':
					'line-height: 0.75em; font-size: 65%; color: #000; font-family: sans-serif;',
			'.wikEdFrameBodyNewbie .wikEdRefButton:before, .wikEdFrameBodyNewbie .wikEdRefButtonShow:before':
					'content: "{wikEdText:hideRef}"',
			'.wikEdFrameBodyNewbie .wikEdTemplButton:before, .wikEdFrameBodyNewbie .wikEdTemplButtonShow:before':
					'content: "{wikEdText:hideTempl}";',

			// wikEdFrameBodyNewbie char entity hiding
			'.wikEdFrameBodyNewbie .wikEdCharEntity':
					'position: fixed; left: -10000em;',
			'.wikEdFrameBodyNewbie .wikEdCharEntityShow':
					'display: inline; position: relative; color: #000; background: #f8f8f8; border: 1px solid; font-weight: normal; background: rgba(192, 192, 192, 0.3); border: 1px inset;',
			'.wikEdCharEntityButton:before, .wikEdCharEntityButtonShow:before':
					'',

			// wikEdFrameBodyNewbie table hiding
			'.wikEdFrameBodyNewbie .wikEdTableContainer + .wikEdTable':
					'position: fixed; left: -10000em;',
			'.wikEdFrameBodyNewbie .wikEdTableContainer + .wikEdTableShow':
					'display: inline-block; position: relative; color: #000; font-weight: normal; background: rgba(255, 255, 255, 0.2); border: 1px inset;',
			'.wikEdFrameBodyNewbie .wikEdTableButton:before, .wikEdFrameBodyNewbie .wikEdTableButtonShow:before':
					'content: "{wikEdText:hideTable}";',

			// insert wikicode here
			'.wikEdInsertHere':     'background: orange; font-style: italic;',

			// colors
			'.wikEdColorsLight':    'color: black;',
			'.wikEdColorsDark':     'color: white;',

			// dashes
			'.wikEdFigureDash':     'background-image: url({wikEdImage:figureDash}); background-position: top right; background-repeat: no-repeat;',
			'.wikEdEmDash':         'background-image: url({wikEdImage:emDash}); background-position: top left; background-repeat: no-repeat;',
			'.wikEdEnDash':         'background-image: url({wikEdImage:enDash}); background-position: top left; background-repeat: no-repeat;',
			'.wikEdBarDash':        'background-image: url({wikEdImage:barDash}); background-position: top left; background-repeat: no-repeat;',
			'.wikEdMinusDash':      'background-image: url({wikEdImage:minusDash}); background-position: top left; background-repeat: no-repeat;',
			'.wikEdSoftHyphen':     'background-image: url({wikEdImage:softHyphen}); background-position: top left; background-repeat: no-repeat;',
			'.wikEdSoftHyphen:before': 'content: \'\xa0\'',
			'.wikEdHyphenDash':     '',

			// dashes, invisibles, control chars, and strange spaces
			'.wikEdTab':            'white-space: pre; background-image: url({wikEdImage:tab}); background-position: bottom right; background-repeat: no-repeat;',
			'.wikEdTabPlain':       'white-space: pre;',
			'.wikEdCtrl':           'white-space: pre; background-image: url({wikEdImage:ctrl}); background-position: center center; background-repeat: no-repeat; margin: 0 1px;',
			'.wikEdCtrl:before':    'content: \'\xa0\'',

			'.wikEdEmSpace':        'background-image: url({wikEdImage:emSpace}); background-position: bottom left; background-repeat: no-repeat; margin: 0 1px; padding: 0 3px;',
			'.wikEdEnSpace':        'background-image: url({wikEdImage:enSpace}); background-position: bottom left; background-repeat: no-repeat; margin: 0 1px; padding: 0 3px;',
			'.wikEdThinSpace':      'background-image: url({wikEdImage:thinSpace}); background-position: bottom left; background-repeat: no-repeat; margin: 0 1px; padding: 0 3px;',
			'.wikEdIdeographicSpace': 'background-image: url({wikEdImage:ideographicSpace}); background-position: bottom left; background-repeat: no-repeat; margin: 0 1px; padding: 0 3px;'
		});
	};

	// main window css rules
	if (wikEd.config.mainCSS === undefined) { wikEd.config.mainCSS = {}; }

	// wikEd.InitMainCSS: define built-in main window css
	wikEd.InitMainCSS = function () {
		wikEd.InitObject(wikEd.config.mainCSS, {

			// logo
			'.wikEdLogoList':              'list-style-type: none;',
			'.wikEdLogo':                  'margin-left: 0.5em;',
			'.wikEdLogoFallBack':          'margin: 0.25em 0 0.25em 0.5em; float: right;'
		});
	};

	// main window css rules for edit pages only
	if (wikEd.config.mainEditCSS === undefined) { wikEd.config.mainEditCSS = {}; }

	// wikEd.InitMainEditCSS: define built-in main window css for edit pages only
	wikEd.InitMainEditCSS = function () {
		wikEd.InitObject(wikEd.config.mainEditCSS, {

			// combo input box
			'.wikEdCombo':                 '',

			// wikEd button areas

			// button bar margins
			'.wikEdButtonBarFormat':       'margin: 0 8px 3px 1px; float: left;',
			'.wikEdButtonBarTextify':      'margin: 0 8px 3px 1px; float: left;',
			'.wikEdButtonBarCustom1':      'margin: 0 8px 3px 1px; float: left;',
			'.wikEdButtonBarFind':         'margin: 0 8px 3px 1px; float: left;',
			'.wikEdButtonBarFix':          'margin: 0 8px 3px 1px; float: left;',
			'.wikEdButtonBarCustom2':      'margin: 0 8px 3px 1px; float: left;',
			'.wikEdButtonBarControl':      'margin: 0 1px 3px 0; float: right;',
			'.wikEdButtonBarPreview':      'margin: 0.4em 0.75em 0 0; float: right;',
			'.wikEdButtonBarPreviewFull':  'margin: -0.2em 0 0 0.6em; float: right;',
			'.wikEdButtonBarPreview2':     'margin: 0.2em 0 0.4em 0; float: right;',
			'.wikEdButtonBarJump':         'margin: 0 0 0 0.6em; float: right;',
			'.wikEdButtonBarPasted':       'position: absolute;',

			// button bar inner wrapper: border
			'.wikEdButtonBarInnerWrapperVisible': '',
			'.wikEdButtonBarInnerWrapperHidden': '',

			// button bar grip wrapper
			'.wikEdButtonBarGripWrapperVisible': 'float: left; border: 1px solid; border-color: #e4e0dc #c4c0bc #c4c0bc #e4e0dc;',
			'.wikEdButtonBarGripWrapperHidden': 'float: left; border: 1px solid; border-color: #e4e0dc #c4c0bc #c4c0bc #e4e0dc;',

			// button bar buttons wrapper
			'.wikEdButtonBarButtonsWrapperVisible, .wikEdButtonBarButtonsWrapperHidden': 'float: left; background: #d4d0cc; border: 1px solid; border-color: #e4e0dc #c4c0bc #c4c0bc #e4e0dc; background: #d4d0cc; z-index: 4;',

			// button bar grip
			'.wikEdButtonBarGrip':         'background: #d4d0cc; cursor: pointer; background-repeat: no-repeat; background-position: center;',
			'.wikEdButtonBarGripWrapperVisible .wikEdButtonBarGrip': 'background-image: url({wikEdImage:grip});',
			'.wikEdButtonBarGripWrapperHidden  .wikEdButtonBarGrip': 'background-image: url({wikEdImage:gripHidden});',

			// button bar buttons
			'.wikEdButtonsFormat':         'padding: 2px 2px 0 0px;',
			'.wikEdButtonsTextify':        'padding: 2px 2px 0 0px;',
			'.wikEdButtonsCustom1':        'padding: 2px 2px 0 0px;',
			'.wikEdButtonsFind':           'padding: 2px 2px 0 0px;',
			'.wikEdButtonsFix':            'padding: 2px 2px 0 0px;',
			'.wikEdButtonsCustom2':        'padding: 2px 2px 0 0px;',
			'.wikEdButtonsControl':        'padding: 2px 2px 0 1px;',
			'.wikEdButtonsPasted':         'padding: 2px; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0; background: rgba(212, 208, 204, 0.6);',
			'.wikEdButtonsPasted:hover':   'background-color: #e4e0dc;',
			'.wikEdButtonsPasted img':     'border-color: rgba(0, 0, 0, 0) !important; background-color: rgba(0, 0, 0, 0);',
			'.wikEdButtonsPasted img:hover': 'background-color: #e4e0dc;',
			'.wikEdButtonsPreview':        'padding: 2px; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0; background: #d4d0cc;',
			'.wikEdButtonsPreviewFull':    'padding: 2px; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0; background: #d4d0cc;',
			'.wikEdButtonsPreview2':       'padding: 2px; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0; background: #d4d0cc;',
			'.wikEdButtonsJump':           'border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0; background: #d4d0cc;',

			// wikEd buttons (!important for devmo skin)
			'.wikEdButton':                'vertical-align: text-top; font-size: small; text-decoration: underline; margin: 1px 2px; padding: 0; background: #d4d0cc; border: 1px #d4d0cc solid !important; cursor: pointer;',
			'.wikEdButton:hover':          'background: #e4e0dc; border: 1px outset !important; cursor: pointer;',
			'.wikEdButton:active':         'background: #e4e0dc; border: 1px inset !important;  cursor: pointer;',
			'.wikEdButtonSolo':            'display: block; font-size: small; text-decoration: underline; padding: 0.2em; background: #d4d0cc; border: 1px #d4d0cc solid !important; cursor: pointer;',
			'.wikEdButtonSolo:hover':      'background: #e4e0dc; border: 1px outset !important; cursor: pointer;',
			'.wikEdButtonChecked':         'vertical-align: text-top; font-size: small; text-decoration: none; margin: 1px 2px; padding: 0; background: #ccc8c3; border: 1px solid !important; border-color: black white white black !important; cursor: pointer;',
			'.wikEdButtonUnchecked':       'vertical-align: text-top; font-size: small; text-decoration: none; margin: 1px 2px; padding: 0; background: #ddd8d3; border: 1px solid !important; border-color: white black black white !important; cursor: pointer;',
			'.wikEdButtonPressed':         'vertical-align: text-top; font-size: small; text-decoration: none; margin: 1px 2px; padding: 0; background: #ccc8c3; border: 1px solid !important; border-color: black white white black !important; cursor: wait;',
			'.wikEdButtonInactive':        'vertical-align: text-top; font-size: small; text-decoration: underline; margin: 1px 2px; padding: 0; background: rgba(160, 160, 160, 0.5) !important; border: 1px #b0b0b0 solid !important; cursor: not-allowed',
			'.wikEdLocalPreview':          'vertical-align: top; margin: 0 0.33em 0 0.15em; padding: 0;',
			'.wikEdLocalDiff':             'vertical-align: top; margin: 0 0.33em 0 0.15em; padding: 0;',
			'input#wpDiff, input#wpPreview': 'margin-right: 0;', // monobook fix
			'.wikEdButtonDummy':           'vertical-align: text-top; margin: 1px 2px; padding: 1px; background: #d4d0cc;',

			// preview box
			'.wikEdPreviewArticle':        'margin: 0.75em 0 0.2em; padding: 0.5em; border: 1px solid #c0c0c0; background: #faf8f6;',
			'.wikEdPreviewDiff':           'margin: 0.75em 0 0.5em;',
			'.wikEdPreviewRefs':           'margin-top: 1.5em; padding-top: 1em; border-top: 1px solid #a0a0a0;',
			'.wikEdPreviewDiffError':      'padding: 0.5em; font-weight: bold; color: red; text-align: center;',

			// find and replace fields
			'.wikEdFindComboInput, .wikEdReplaceComboInput': 'position: relative; margin: 0 5px; top: -1px; white-space: nowrap; vertical-align: bottom; padding: 0; line-height: 20px; font-size: 13px;',
			'#wikEdFindText, #wikEdReplaceText': 'padding: 0; font-family: monospace; margin: 0; position: absolute; left: 0; top: 0; z-index: 2; vertical-align: bottom; width: 170px; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; height: 18px;',
			'#wikEdFindSelect, #wikEdReplaceSelect': 'font-family: monospace; margin: 0; position: relative; left: 0; top: 0; z-index: 1; vertical-align: bottom; width: 190px; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; height: 18px;',

			// summary field
			'.wikEdSummaryComboInput':     'position: relative; margin: 0 0 0 2px; top: 0; white-space: nowrap; padding: 0; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; font-size: 13px;',
			'.wikEdSummaryText':           'padding: 0 2px !important; margin: 0; position: absolute; left: 0; top: 0; z-index: 2; vertical-align: bottom; width: auto; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; height: 21px;',
			'.wikEdSummarySelect':         'padding: 0; margin: 0; position: relative; left: 0; top: 0; z-index: 1; vertical-align: text-top; width: auto; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; height: 21px;',

			// space around submit buttons
			'.editButtons':                '',

			// frame (frame container border will be removed if textarea has none; frame must not have a border)
			'.wikEdFrameOuter':            'float: left; width: auto; border: 1px solid; border-color: #808080 #d0d0d0 #d0d0d0 #808080; position: relative;',
			'.wikEdFrameInner':            'float: left; width: auto; background: white; border: 1px solid; border-color: #404040 #ffffff #ffffff #404040; line-height: 0; position: relative;',
			'.wikEdFrame':                 'float: left; width: 100%; border: 0;',

			// summary
			'.wikEdSummaryWrapper':        'margin: 0.4em 0.75em 0; line-height: 26px; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box;',
			'.wikEdConsoleTopWrapper':     'clear: both; background: #f0f0f0; border: 1px solid #c0c0c0; position: relative; padding: 0 0 0.6em; margin: 0 0 0.5em;',
			'#wpSummaryLabel':             'margin: 0;',
			'.editOptions':                'padding: 0; border: none; margin: 0 0.75em; float: left',
			'.wikEdClearSummaryForm':      'display: inline;',
			'.wikEdClearSummary':          'vertical-align: middle; margin: 0 0 0 0.5em; padding: 1px; height: 19px; width: 18px; ',
			'#wikEdClearSummaryImg':       'vertical-align: 10%; ',

			// input wrapper
			'.wikEdInputWrapper':          'position: relative; z-index: 100; margin-top: 0.5em; clear: both;',
			'.wikEdFullscreen .wikEdInputWrapper ': 'position: fixed; margin-top: 0; top: 0; left: 0; right: 0; background: #f0f0f0;',
			'body.wikEdFullscreen':        'overflow: hidden;',
			'.wikEdFullscreen .portlet ':  'z-index: 0 !important;', // for monobook

			// other wrappers
			'.wikEdEditorWrapper':         '',
			'.wikEdToolbarWrapper':        '',
			'.wikEdButtonBarWrapper':      'line-height: 14px; float: left; width: 100%; padding: 0.2em 0;',
			'.wikEdCaptchaWrapper':        '',
			'.wikEdDebugWrapper':          'position: relative; margin: 0 0 0.5em;',
			'.wikEdDebugTextarea':         'width: 100%; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box;',
			'.wikEdEditWrapper':           'clear: both;',
			'.wikEdEditWrapperFull':       'float: left; clear: both; width: 100%;',
			'.wikEdTextareaWrapper':       '',
			'.wikEdFrameWrapper':          '',
			'.wikEdConsoleWrapper':        'clear: both; background: #f0f0f0; border: 1px solid #c0c0c0; border-top: none; padding: 0 0 0.4em; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; float: left; width: 100%;',
			'.wikEdButtonsWrapper':        '',
			'.wikEdButtonsWrapperFull':    'float: left; clear: both; width: 100%;',
			'.wikEdSummaryInputWrapper':   'display: inline; white-space: nowrap;',
			'.wikEdSubmitWrapper':         '',
			'.wikEdSubmitButtonsWrapper':  'float: left; margin: 0.4em 0.75em 0;',
			'.wikEdEditOptionsWrapper':    'float: left; margin: 0.4em 0.75em 0;',
			'.wikEdEditHelp':              'white-space: nowrap;',
			'.wikEdInsertWrapper':         'float: left; clear: both; margin-top: 0.25em;',
			'.wikEdFullscreen .wikEdInsertWrapper p': 'display: inline; margin: 0;',
			'.wikEdLocalPrevWrapper':      'float: left; width: 100%;',

			// various
			'.editCheckboxes':             'margin-bottom: 0;',
			'.wikEdEditOptions':           'display: inline-block; white-space: nowrap; vertical-align: text-top;',
			'.wikEdEditOptions label':     'vertical-align: text-bottom;',
			'#editpage-copywarn':          '',
			'#editpage-specialchars':      '',
			'#wikEdClonedWarnings':        '',
			'#wikEdClonedWarningsNote':    'background: #fff; color: #888; font-size: 75%; display: inline;',
			'.editButtons input:first-child': 'margin-left: 0; margin-right: 0.33em;',
			'fieldset#templatesandbox-editform': 'margin: 0 0 0.5em 0; float: left;',
			'#templatesandbox-editform legend': 'padding-top: 0;',
		});
	};

	// buttons
	if (wikEd.config.button === undefined) { wikEd.config.button = {}; }

	// wikEd.InitButton: define built-in buttons
	wikEd.InitButton = function () {
		wikEd.InitObject(wikEd.config.button, {

			// button number: [id, class, tooltip, image url, width, height, alt text, onclick handler code were obj is the button element]

			// format top
			1:  ['wikEdUndo',             'wikEdButtonInactive',  wikEd.config.text['wikEdUndo title'],             wikEd.config.image['undo'],                '16', '16', wikEd.config.text['wikEdUndo alt'],             'wikEd.EditButton(obj, obj.id);' ],
			2:  ['wikEdRedo',             'wikEdButtonInactive',  wikEd.config.text['wikEdRedo title'],             wikEd.config.image['redo'],                '16', '16', wikEd.config.text['wikEdRedo alt'],             'wikEd.EditButton(obj, obj.id);' ],
			3:  ['wikEdBold',             'wikEdButton',          wikEd.config.text['wikEdBold title'],             wikEd.config.image['bold'],                '16', '16', wikEd.config.text['wikEdBold alt'],             'wikEd.EditButton(obj, obj.id);' ],
			4:  ['wikEdItalic',           'wikEdButton',          wikEd.config.text['wikEdItalic title'],           wikEd.config.image['italic'],              '16', '16', wikEd.config.text['wikEdItalic alt'],           'wikEd.EditButton(obj, obj.id);' ],
			5:  ['wikEdUnderline',        'wikEdButton',          wikEd.config.text['wikEdUnderline title'],        wikEd.config.image['underline'],           '16', '16', wikEd.config.text['wikEdUnderline alt'],        'wikEd.EditButton(obj, obj.id);' ],
			6:  ['wikEdStrikethrough',    'wikEdButton',          wikEd.config.text['wikEdStrikethrough title'],    wikEd.config.image['strikethrough'],       '16', '16', wikEd.config.text['wikEdStrikethrough alt'],    'wikEd.EditButton(obj, obj.id);' ],
			7:  ['wikEdNowiki',           'wikEdButton',          wikEd.config.text['wikEdNowiki title'],           wikEd.config.image['nowiki'],              '16', '16', wikEd.config.text['wikEdNowiki alt'],           'wikEd.EditButton(obj, obj.id);' ],
			8:  ['wikEdSuperscript',      'wikEdButton',          wikEd.config.text['wikEdSuperscript title'],      wikEd.config.image['superscript'],         '16', '16', wikEd.config.text['wikEdSuperscript alt'],      'wikEd.EditButton(obj, obj.id);' ],
			9:  ['wikEdSubscript',        'wikEdButton',          wikEd.config.text['wikEdSubscript title'],        wikEd.config.image['subscript'],           '16', '16', wikEd.config.text['wikEdSubscript alt'],        'wikEd.EditButton(obj, obj.id);' ],
			10: ['wikEdRef',              'wikEdButton',          wikEd.config.text['wikEdRef title'],              wikEd.config.image['ref'],                 '16', '16', wikEd.config.text['wikEdRef alt'],              'if (!event.shiftKey) { wikEd.EditButton(obj, \'wikEdRef\'); } else { wikEd.EditButton(obj, \'wikEdRefNamed\'); }' ],
			12: ['wikEdCase',             'wikEdButton',          wikEd.config.text['wikEdCase title'],             wikEd.config.image['case'],                '16', '16', wikEd.config.text['wikEdCase alt'],             'wikEd.EditButton(obj, obj.id);' ],
			80: ['wikEdSort',             'wikEdButton',          wikEd.config.text['wikEdSort title'],             wikEd.config.image['sort'],                '16', '16', wikEd.config.text['wikEdSort alt'],             'wikEd.EditButton(obj, obj.id);' ],
			25: ['wikEdRedirect',         'wikEdButton',          wikEd.config.text['wikEdRedirect title'],         wikEd.config.image['redirect'],            '16', '16', wikEd.config.text['wikEdRedirect alt'],         'wikEd.EditButton(obj, obj.id);' ],
			13: ['wikEdUndoAll',          'wikEdButton',          wikEd.config.text['wikEdUndoAll title'],          wikEd.config.image['undoAll'],             '16', '16', wikEd.config.text['wikEdUndoAll alt'],          'wikEd.EditButton(obj, obj.id);' ],
			14: ['wikEdRedoAll',          'wikEdButtonInactive',  wikEd.config.text['wikEdRedoAll title'],          wikEd.config.image['redoAll'],             '16', '16', wikEd.config.text['wikEdRedoAll alt'],          'wikEd.EditButton(obj, obj.id);' ],

			// format bottom
			15: ['wikEdWikiLink',         'wikEdButton',          wikEd.config.text['wikEdWikiLink title'],         wikEd.config.image['wikiLink'],            '16', '16', wikEd.config.text['wikEdWikiLink alt'],         'wikEd.EditButton(obj, obj.id);' ],
			16: ['wikEdWebLink',          'wikEdButton',          wikEd.config.text['wikEdWebLink title'],          wikEd.config.image['webLink'],             '16', '16', wikEd.config.text['wikEdWebLink alt'],          'wikEd.EditButton(obj, obj.id);' ],
			17: ['wikEdHeading',          'wikEdButton',          wikEd.config.text['wikEdHeading title'],          wikEd.config.image['heading'],             '16', '16', wikEd.config.text['wikEdHeading alt'],          'if (!event.shiftKey) { wikEd.EditButton(obj, \'wikEdIncreaseHeading\'); } else { wikEd.EditButton(obj, \'wikEdDecreaseHeading\'); }' ],
			19: ['wikEdBulletList',       'wikEdButton',          wikEd.config.text['wikEdBulletList title'],       wikEd.config.image['bulletList'],          '16', '16', wikEd.config.text['wikEdBulletList alt'],       'if (!event.shiftKey) { wikEd.EditButton(obj, \'wikEdIncreaseBulletList\'); } else { wikEd.EditButton(obj, \'wikEdDecreaseBulletList\'); }' ],
			20: ['wikEdNumberList',       'wikEdButton',          wikEd.config.text['wikEdNumberList title'],       wikEd.config.image['numberList'],          '16', '16', wikEd.config.text['wikEdNumberList alt'],       'if (!event.shiftKey) { wikEd.EditButton(obj, \'wikEdIncreaseNumberList\'); } else { wikEd.EditButton(obj, \'wikEdDecreaseNumberList\'); }' ],
			21: ['wikEdIndentList',       'wikEdButton',          wikEd.config.text['wikEdIndentList title'],       wikEd.config.image['indentList'],          '16', '16', wikEd.config.text['wikEdIndentList alt'],       'if (!event.shiftKey) { wikEd.EditButton(obj, \'wikEdIncreaseIndentList\'); } else { wikEd.EditButton(obj, \'wikEdDecreaseIndentList\'); }' ],
			22: ['wikEdDefinitionList',   'wikEdButton',          wikEd.config.text['wikEdDefinitionList title'],   wikEd.config.image['definitionList'],      '16', '16', wikEd.config.text['wikEdDefinitionList alt'],   'wikEd.EditButton(obj, obj.id);' ],
			23: ['wikEdImage',            'wikEdButton',          wikEd.config.text['wikEdImage title'],            wikEd.config.image['image'],               '16', '16', wikEd.config.text['wikEdImage alt'],            'wikEd.EditButton(obj, obj.id);' ],
			24: ['wikEdTable',            'wikEdButton',          wikEd.config.text['wikEdTable title'],            wikEd.config.image['table'],               '16', '16', wikEd.config.text['wikEdTable alt'],            'wikEd.EditButton(obj, obj.id);' ],
			11: ['wikEdReferences',       'wikEdButton',          wikEd.config.text['wikEdReferences title'],       wikEd.config.image['references'],          '16', '16', wikEd.config.text['wikEdReferences alt'],       'if (!event.shiftKey) { wikEd.EditButton(obj, obj.id); } else { wikEd.EditButton(obj, \'wikEdReferencesSection\'); }' ],
			84: ['wikEdSign',             'wikEdButton',          wikEd.config.text['wikEdSign title'],             wikEd.config.image['sign'],                '16', '16', wikEd.config.text['wikEdSign alt'],             'if (!event.shiftKey) { wikEd.EditButton(obj, obj.id); } else { wikEd.EditButton(obj, \'wikEdSignName\'); }' ],

			// wikify, textify
			26: ['wikEdWikify',           'wikEdButton',          wikEd.config.text['wikEdWikify title'],           wikEd.config.image['wikify'],              '16', '16', wikEd.config.text['wikEdWikify alt'],           'wikEd.EditButton(obj, obj.id);' ],
			27: ['wikEdTextify',          'wikEdButton',          wikEd.config.text['wikEdTextify title'],          wikEd.config.image['textify'],             '16', '16', wikEd.config.text['wikEdTextify alt'],          'if (event.shiftKey) { wikEd.EditButton(obj, obj.id, \'shift\'); } else { wikEd.EditButton(obj, obj.id); }' ],

			// control top
			77: ['wikEdRefHide',          'wikEdButtonUnchecked', wikEd.config.text['wikEdRefHide title'],          wikEd.config.image['refHide'],             '16', '16', wikEd.config.text['wikEdRefHide alt'],          'wikEd.Button(obj, obj.id, true);' ],
			29: ['wikEdTextZoom',         'wikEdButton',          wikEd.config.text['wikEdTextZoom title'],         wikEd.config.image['textZoom'],            '16', '16', wikEd.config.text['wikEdTextZoom alt'],         'if (!event.shiftKey) { wikEd.Button(obj, \'wikEdTextZoomDown\'); } else { wikEd.Button(obj, \'wikEdTextZoomUp\'); }' ],
			30: ['wikEdClearHistory',     'wikEdButton',          wikEd.config.text['wikEdClearHistory title'],     wikEd.config.image['clearHistory'],        '16', '16', wikEd.config.text['wikEdClearHistory alt'],     'wikEd.Button(obj, obj.id);' ],
			31: ['wikEdScrollToPreview',  'wikEdButton',          wikEd.config.text['wikEdScrollToPreview title'],  wikEd.config.image['scrollToPreviewDown'], '16', '16', wikEd.config.text['wikEdScrollToPreview alt'],  'wikEd.Button(obj, obj.id);' ],
			32: ['wikEdScrollToEdit',     'wikEdButton',          wikEd.config.text['wikEdScrollToEdit title'],     wikEd.config.image['scrollToEditDown'],    '16', '16', wikEd.config.text['wikEdScrollToEdit alt'],     'wikEd.Button(obj, obj.id);' ],

			// control bottom
			33: ['wikEdUseWikEd',         'wikEdButtonChecked',   wikEd.config.text['wikEdUseWikEd title'],         wikEd.config.image['useWikEd'],            '16', '16', wikEd.config.text['wikEdUseWikEd alt'],         'if (!event.ctrlKey) { wikEd.Button(obj, obj.id, true); } else { wikEd.DebugInfo(event); }' ],
			34: ['wikEdHighlightSyntax',  'wikEdButtonUnchecked', wikEd.config.text['wikEdHighlightSyntax title'],  wikEd.config.image['highlightSyntax'],     '16', '16', wikEd.config.text['wikEdHighlightSyntax alt'],  'wikEd.Button(obj, obj.id, true);' ],
			35: ['wikEdSource',           'wikEdButton',          wikEd.config.text['wikEdSource title'],           wikEd.config.image['source'],              '16', '16', wikEd.config.text['wikEdSource alt'],           'wikEd.EditButton(obj, obj.id);' ],
			75: ['wikEdCloseToolbar',     'wikEdButtonUnchecked', wikEd.config.text['wikEdCloseToolbar title'],     wikEd.config.image['closeToolbar'],        '16', '16', wikEd.config.text['wikEdCloseToolbar alt'],     'wikEd.Button(obj, obj.id, true);' ],
			36: ['wikEdUsing',            'wikEdButtonUnchecked', wikEd.config.text['wikEdUsing title'],            wikEd.config.image['using'],               '16', '16', wikEd.config.text['wikEdUsing alt'],            'wikEd.Button(obj, obj.id, true);' ],
			37: ['wikEdFullScreen',       'wikEdButtonUnchecked', wikEd.config.text['wikEdFullScreen title'],       wikEd.config.image['fullScreen'],          '16', '16', wikEd.config.text['wikEdFullScreen alt'],       'wikEd.Button(obj, obj.id, true);' ],
			79: ['wikEdTableMode',        'wikEdButtonUnchecked', wikEd.config.text['wikEdTableMode title'],        wikEd.config.image['tableMode'],           '16', '16', wikEd.config.text['wikEdTableMode alt'],        'wikEd.Button(obj, obj.id, true);' ],

			// find top
			39: ['wikEdFindAll',          'wikEdButton',          wikEd.config.text['wikEdFindAll title'],          wikEd.config.image['findAll'],             '16', '16', wikEd.config.text['wikEdFindAll alt'],          'wikEd.EditButton(obj, obj.id);' ],
			40: ['wikEdFindPrev',         'wikEdButton',          wikEd.config.text['wikEdFindPrev title'],         wikEd.config.image['findPrev'],            '16', '16', wikEd.config.text['wikEdFindPrev alt'],         'wikEd.EditButton(obj, obj.id);' ],
			41: ['wikEdFindNext',         'wikEdButton',          wikEd.config.text['wikEdFindNext title'],         wikEd.config.image['findNext'],            '16', '16', wikEd.config.text['wikEdFindNext alt'],         'if (event.shiftKey) { wikEd.EditButton(obj, obj.id, \'shift\'); } else { wikEd.EditButton(obj, obj.id); }' ],
			43: ['wikEdJumpPrev',         'wikEdButton',          wikEd.config.text['wikEdJumpPrev title'],         wikEd.config.image['jumpPrev'],            '16', '16', wikEd.config.text['wikEdJumpPrev alt'],         'wikEd.EditButton(obj, obj.id);' ],
			44: ['wikEdJumpNext',         'wikEdButton',          wikEd.config.text['wikEdJumpNext title'],         wikEd.config.image['jumpNext'],            '16', '16', wikEd.config.text['wikEdJumpNext alt'],         'wikEd.EditButton(obj, obj.id);' ],

			// find bottom
			46: ['wikEdReplaceAll',       'wikEdButton',          wikEd.config.text['wikEdReplaceAll title'],       wikEd.config.image['replaceAll'],          '16', '16', wikEd.config.text['wikEdReplaceAll alt'],       'wikEd.EditButton(obj, obj.id);' ],
			47: ['wikEdReplacePrev',      'wikEdButton',          wikEd.config.text['wikEdReplacePrev title'],      wikEd.config.image['replacePrev'],         '16', '16', wikEd.config.text['wikEdReplacePrev alt'],      'wikEd.EditButton(obj, obj.id);' ],
			48: ['wikEdReplaceNext',      'wikEdButton',          wikEd.config.text['wikEdReplaceNext title'],      wikEd.config.image['replaceNext'],         '16', '16', wikEd.config.text['wikEdReplaceNext alt'],      'if (event.shiftKey) { wikEd.EditButton(obj, obj.id, \'shift\'); } else { wikEd.EditButton(obj, obj.id); }' ],
			49: ['wikEdCaseSensitive',    'wikEdButtonUnchecked', wikEd.config.text['wikEdCaseSensitive title'],    wikEd.config.image['caseSensitive'],       '16', '16', wikEd.config.text['wikEdCaseSensitive alt'],    'wikEd.Button(obj, obj.id, true);' ],
			50: ['wikEdRegExp',           'wikEdButtonUnchecked', wikEd.config.text['wikEdRegExp title'],           wikEd.config.image['regExp'],              '16', '16', wikEd.config.text['wikEdRegExp alt'],           'wikEd.Button(obj, obj.id, true);' ],
			51: ['wikEdFindAhead',        'wikEdButtonUnchecked', wikEd.config.text['wikEdFindAhead title'],        wikEd.config.image['findAhead'],           '16', '16', wikEd.config.text['wikEdFindAhead alt'],        'wikEd.Button(obj, obj.id, true);' ],

			// fix top
			52: ['wikEdFixBasic',         'wikEdButton',          wikEd.config.text['wikEdFixBasic title'],         wikEd.config.image['fixBasic'],            '16', '16', wikEd.config.text['wikEdFixBasic alt'],         'wikEd.EditButton(obj, obj.id);' ],
			53: ['wikEdFixHtml',          'wikEdButton',          wikEd.config.text['wikEdFixHtml title'],          wikEd.config.image['fixHtml'],             '16', '16', wikEd.config.text['wikEdFixHtml alt'],          'wikEd.EditButton(obj, obj.id);' ],
			54: ['wikEdFixCaps',          'wikEdButton',          wikEd.config.text['wikEdFixCaps title'],          wikEd.config.image['fixCaps'],             '16', '16', wikEd.config.text['wikEdFixCaps alt'],          'wikEd.EditButton(obj, obj.id);' ],
			55: ['wikEdFixUnicode',       'wikEdButton',          wikEd.config.text['wikEdFixUnicode title'],       wikEd.config.image['fixUnicode'],          '16', '16', wikEd.config.text['wikEdFixUnicode alt'],       'wikEd.EditButton(obj, obj.id);' ],
			81: ['wikEdFixRedirect',      'wikEdButton',          wikEd.config.text['wikEdFixRedirect title'],      wikEd.config.image['fixRedirect'],         '16', '16', wikEd.config.text['wikEdFixRedirect alt'],      'wikEd.EditButton(obj, obj.id);' ],
			56: ['wikEdFixAll',           'wikEdButton',          wikEd.config.text['wikEdFixAll title'],           wikEd.config.image['fixAll'],              '16', '16', wikEd.config.text['wikEdFixAll alt'],           'wikEd.EditButton(obj, obj.id);' ],
			57: ['wikEdFixRegExTypo',     'wikEdButton',          wikEd.config.text['wikEdFixRegExTypo title'],     wikEd.config.image['fixRegExTypo'],        '16', '16', wikEd.config.text['wikEdFixRegExTypo alt'],     'wikEd.EditButton(obj, obj.id);' ],

			// fix bottom
			58: ['wikEdFixDashes',        'wikEdButton',          wikEd.config.text['wikEdFixDashes title'],        wikEd.config.image['fixDash'],             '16', '16', wikEd.config.text['wikEdFixDashes alt'],        'wikEd.EditButton(obj, obj.id);' ],
			59: ['wikEdFixPunct',         'wikEdButton',          wikEd.config.text['wikEdFixPunct title'],         wikEd.config.image['fixPunct'],            '16', '16', wikEd.config.text['wikEdFixPunct alt'],         'wikEd.EditButton(obj, obj.id);' ],
			60: ['wikEdFixMath',          'wikEdButton',          wikEd.config.text['wikEdFixMath title'],          wikEd.config.image['fixMath'],             '16', '16', wikEd.config.text['wikEdFixMath alt'],          'wikEd.EditButton(obj, obj.id);' ],
			61: ['wikEdFixChem',          'wikEdButton',          wikEd.config.text['wikEdFixChem title'],          wikEd.config.image['fixChem'],             '16', '16', wikEd.config.text['wikEdFixChem alt'],          'wikEd.EditButton(obj, obj.id);' ],
			62: ['wikEdFixUnits',         'wikEdButton',          wikEd.config.text['wikEdFixUnits title'],         wikEd.config.image['fixUnits'],            '16', '16', wikEd.config.text['wikEdFixUnits alt'],         'wikEd.EditButton(obj, obj.id);' ],

			// preview top
			65: ['wikEdClose',            'wikEdButton',          wikEd.config.text['wikEdClose title'],            wikEd.config.image['close'],               '16', '16', wikEd.config.text['wikEdClose alt'],            'wikEd.Button(obj, obj.id);' ],
			66: ['wikEdScrollToPreview2', 'wikEdButton',          wikEd.config.text['wikEdScrollToPreview2 title'], wikEd.config.image['scrollToPreviewDown'], '16', '16', wikEd.config.text['wikEdScrollToPreview2 alt'], 'wikEd.Button(obj, obj.id);' ],
			67: ['wikEdScrollToEdit2',    'wikEdButton',          wikEd.config.text['wikEdScrollToEdit2 title'],    wikEd.config.image['scrollToEdit'],        '16', '16', wikEd.config.text['wikEdScrollToEdit2 alt'],    'wikEd.Button(obj, obj.id);' ],

			// preview bottom
			70: ['wikEdClose2',           'wikEdButton',          wikEd.config.text['wikEdClose2 title'],           wikEd.config.image['close'],               '16', '16', wikEd.config.text['wikEdClose2 alt'],           'wikEd.Button(obj, obj.id);' ],
			71: ['wikEdScrollToPreview3', 'wikEdButton',          wikEd.config.text['wikEdScrollToPreview3 title'], wikEd.config.image['scrollToPreview'],     '16', '16', wikEd.config.text['wikEdScrollToPreview3 alt'], 'wikEd.Button(obj, obj.id);' ],
			72: ['wikEdScrollToEdit3',    'wikEdButton',          wikEd.config.text['wikEdScrollToEdit3 title'],    wikEd.config.image['scrollToEdit'],        '16', '16', wikEd.config.text['wikEdScrollToEdit3 alt'],    'wikEd.Button(obj, obj.id);' ],

			// jump
			74: ['wikEdScrollToEdit4',    'wikEdButtonSolo',      wikEd.config.text['wikEdScrollToEdit4 title'],    wikEd.config.image['scrollToEditDown'],    '16', '16', wikEd.config.text['wikEdScrollToEdit4 alt'],    'wikEd.Button(obj, obj.id);' ],

			// dummy (empty placeholder)
			76: ['wikEdDummy',            'wikEdButtonDummy',     '',                                               wikEd.config.image['dummy'],               '16', '16', '',                                             '' ],

			// wikEd.InitButton: define built-in buttons (id, class, popup title, image src, width, height, alt text, click handler code were obj is the button element)
			82: ['wikEdLocalPreview',     'wikEdLocalPreview',    wikEd.config.text['wikEdLocalPreview title'],     wikEd.config.image['preview'],             '16', '16', wikEd.config.text['wikEdLocalPreviewImg alt'],  'wikEd.Button(obj, obj.id);' ],
			83: ['wikEdLocalDiff',        'wikEdLocalDiff',       wikEd.config.text['wikEdLocalDiff title'],        wikEd.config.image['diff'],                '16', '16', wikEd.config.text['wikEdLocalDiffImg alt'],     'wikEd.Button(obj, obj.id);' ],

			// pasted
			85: ['wikEdPastedTextify',    'wikEdButtonInactive',  wikEd.config.text['wikEdPastedTextify title'],    wikEd.config.image['textify'],             '16', '16', wikEd.config.text['wikEdPastedTextify alt'],    'wikEd.EditButton(obj, obj.id);' ],
			86: ['wikEdPastedWikify',     'wikEdButtonInactive',  wikEd.config.text['wikEdPastedWikify title'],     wikEd.config.image['wikify'],              '16', '16', wikEd.config.text['wikEdPastedWikify alt'],     'wikEd.EditButton(obj, obj.id);' ],
			87: ['wikEdPastedClose',      'wikEdButton',          wikEd.config.text['wikEdPastedClose title'],      wikEd.config.image['closePasted'],         '16', '16', wikEd.config.text['wikEdPastedClose alt'],      'wikEd.PastedClose();' ]
		});
	};

	// button access keys
	if (wikEd.config.buttonKey === undefined) { wikEd.config.buttonKey = {}; }

	// wikEd.InitButtonKey: define accesskeys for edit buttons
	wikEd.InitButtonKey = function () {
		wikEd.InitObject(wikEd.config.buttonKey, {

			// wikEd button number: [key string, JS key code]
			26: ['b', 66], // wikify
			27: ['o', 79], // textify
			67: ['g', 71], // scrolltoedit2
			72: ['g', 71], // scrolltoedit3
			74: ['g', 71], // scrolltoedit4
			32: ['g', 71]  // scrolltoedit, overwrites previous wikEd buttons for same key
		});
	};

	// button bars (id, class, button numbers)
	if (wikEd.config.buttonBar === undefined) { wikEd.config.buttonBar = {}; }

	// wikEd.InitButtonBar: define built-in button bars
	wikEd.InitButtonBar = function () {
		wikEd.InitObject(wikEd.config.buttonBar, {

			// button name: [id outer, class outer, id inner, class inner, height, grip title, button numbers, bar title
			'format':   ['wikEdButtonBarFormat',   'wikEdButtonBarFormat',   'wikEdButtonsFormat',   'wikEdButtonsFormat',   44, wikEd.config.text['wikEdGripFormat title'],  [1,2,3,4,5,6,7,8,9,10,12,13,14,'br',15,16,17,19,20,21,22,23,24,11,80,25,84], wikEd.config.text['wikEdBarFormat title'] ],
			'textify':  ['wikEdButtonBarTextify',  'wikEdButtonBarTextify',  'wikEdButtonsTextify',  'wikEdButtonsTextify',  44, wikEd.config.text['wikEdGripTextify title'], [26,'br',27], wikEd.config.text['wikEdBarTextify title'] ],
			'custom1':  ['wikEdButtonBarCustom1',  'wikEdButtonBarCustom1',  'wikEdButtonsCustom1',  'wikEdButtonsCustom1',  44, wikEd.config.text['wikEdGripCustom1 title'], [ ], wikEd.config.text['wikEdBarCustom1 title'] ],
			'find':     ['wikEdButtonBarFind',     'wikEdButtonBarFind',     'wikEdButtonsFind',     'wikEdButtonsFind',     44, wikEd.config.text['wikEdGripFind title'],    [39,40,'find',41,76,43,44,'br',46,47,'replace',48,49,50,51], wikEd.config.text['wikEdBarFind title'] ],
			'fix':      ['wikEdButtonBarFix',      'wikEdButtonBarFix',      'wikEdButtonsFix',      'wikEdButtonsFix',      44, wikEd.config.text['wikEdGripFix title'],     [52,53,54,55,56,81,'br',58,59,60,61,62,57], wikEd.config.text['wikEdBarFix title'] ],
			'custom2':  ['wikEdButtonBarCustom2',  'wikEdButtonBarCustom2',  'wikEdButtonsCustom2',  'wikEdButtonsCustom2',  44, wikEd.config.text['wikEdGripCustom2 title'], [ ], wikEd.config.text['wikEdBarCustom2 title'] ],
			'control':  ['wikEdButtonBarControl',  'wikEdButtonBarControl',  'wikEdButtonsControl',  'wikEdButtonsControl',  44, wikEd.config.text['wikEdGripControl title'], [77,29,30,35,31,32,'br',33,34,79,75,36,37], wikEd.config.text['wikEdBarControl title'] ],
			'preview':  ['wikEdButtonBarPreview',  'wikEdButtonBarPreview',  'wikEdButtonsPreview',  'wikEdButtonsPreview',   0, null, [66,67,65], wikEd.config.text['wikEdBarPreview title'] ],
			'preview2': ['wikEdButtonBarPreview2', 'wikEdButtonBarPreview2', 'wikEdButtonsPreview2', 'wikEdButtonsPreview2',  0, null, [71,72,70], wikEd.config.text['wikEdBarPreview2 title'] ],
			'jump':     ['wikEdButtonBarJump',     'wikEdButtonBarJump',     'wikEdButtonsJump',     'wikEdButtonsJump',      0, null, [74],       wikEd.config.text['wikEdBarJump title'] ],
			'pasted':   ['wikEdButtonBarPasted',   'wikEdButtonBarPasted',   'wikEdButtonsPasted',   'wikEdButtonsPasted',    0, null, [85,86,87], wikEd.config.text['wikEdBarPasted title'] ]
		});
	};

	// history length for find, replace, and summary fields
	if (wikEd.config.historyLength === undefined) { wikEd.config.historyLength = {}; }
	wikEd.InitHistoryLength = function () {
		wikEd.InitObject(wikEd.config.historyLength, {
			'find': 10,
			'replace': 10,
			'summary': 10
		});
	};

	// presets for combo input fields dropdown options, {wikEdUsing} appends a link to this script
	if (wikEd.config.comboPresetOptions === undefined) { wikEd.config.comboPresetOptions = {}; }
	if (wikEd.config.comboPresetOptions.summary === undefined) { wikEd.config.comboPresetOptions.summary = wikEd.config.text.wikEdPresetSummary; }

	// text for summary link to this script
	if (wikEd.config.summaryUsing === undefined) { wikEd.config.summaryUsing = wikEd.config.text.wikEdSummaryUsing; }

	// expiration time span for permanent cookies in seconds, also defined in wikEdDiff.js
	if (wikEd.config.cookieExpireSec === undefined) { wikEd.config.cookieExpireSec = 1 * 30 * 24 * 60 * 60; }

	// disable wikEd preset
	if (wikEd.config.disabledPreset === undefined) { wikEd.config.disabledPreset = false; }

	// find ahead as you type checkbox preset
	if (wikEd.config.findAheadSelected === undefined) { wikEd.config.findAheadSelected = true; }

	// highlight syntax preset
	if (wikEd.config.highlightSyntaxPreset === undefined) { wikEd.config.highlightSyntaxPreset = true; }

	// enable wikEd preset
	if (wikEd.config.useWikEdPreset === undefined) { wikEd.config.useWikEdPreset = true; }

	// add '...using wikEd' to summary preset
	if (wikEd.config.usingPreset === undefined) { wikEd.config.usingPreset = false; }

	// scroll to edit field on non-preview pages
	if (wikEd.config.scrollToEdit === undefined) { wikEd.config.scrollToEdit = true; }

	// focus the edit field on non-preview pages
	if (wikEd.config.focusEdit === undefined) { wikEd.config.focusEdit = true; }

	// fullscreen mode preset
	if (wikEd.config.fullScreenModePreset === undefined) { wikEd.config.fullScreenModePreset = false; }

	// show MediaWiki toolbar preset
	if (wikEd.config.closeToolbarPreset === undefined) { wikEd.config.closeToolbarPreset = false; }

	// hide ref tags preset
	if (wikEd.config.refHidePreset === undefined) { wikEd.config.refHidePreset = false; }

	// text size adjustment for edit window (percentage)
	if (wikEd.config.textSizeAdjust === undefined) { wikEd.config.textSizeAdjust = 100; }

	// remove invisible syntax highlighting comments after closing tag
	if (wikEd.config.removeHighlightComments === undefined) { wikEd.config.removeHighlightComments = true; }

	// show the text-to-source button for testing purposes
	if (wikEd.config.showSourceButton === undefined) { wikEd.config.showSourceButton = false; }

	// show the using-wikEd button
	if (wikEd.config.showUsingButton === undefined) { wikEd.config.showUsingButton = false; }

	// the wikEd help page link to be displayed after the editing help link, an empty string disables the link
	if (wikEd.config.helpPageLink === undefined) { wikEd.config.helpPageLink = wikEd.config.text.wikEdHelpPageLink; }

	// enable external diff script
	if (wikEd.config.loadDiffScript === undefined) { wikEd.config.loadDiffScript = true; }

	// enable external wikEdDiff script
	if (wikEd.config.loadDiff === undefined) { wikEd.config.loadDiff = true; }

	// RegExTypoFix rules page, the address must have the exact same domain name as the used wiki
	if (wikEd.config.regExTypoFixURL === undefined) { wikEd.config.regExTypoFixURL = wikEd.config.homeBaseUrl + 'w/index.php?title=Wikipedia:AutoWikiBrowser/Typos&action=raw'; }

	// enable RegExTypoFix button (https://en.wikipedia.org/wiki/User:Mboverload/RegExTypoFix)
	if (wikEd.config.regExTypoFix === undefined) { wikEd.config.regExTypoFix = false; }

	// enable highlighting as links
	if (wikEd.config.followHighlightedLinks === undefined) { wikEd.config.followHighlightedLinks = false; }

	// skip the browser detection to run wikEd under IE and Opera
	if (wikEd.config.skipBrowserTest === undefined) { wikEd.config.skipBrowserTest = false; }

	// skip the script test that disables wikEd if certain scripts are present
	if (wikEd.config.skipScriptTest === undefined) { wikEd.config.skipScriptTest = false; }

	// skip the add-on test that disables wikEd if certain add-ons are present
	if (wikEd.config.skipAddonTest === undefined) { wikEd.config.skipAddonTest = false; }

	// skip the read-only detection
	if (wikEd.config.skipReadOnlyTest === undefined) { wikEd.config.skipReadOnlyTest = false; }

	// disable wikEd if incompatible scripts are active
	if (wikEd.config.incompatibleScripts === undefined) { wikEd.config.incompatibleScripts = {}; }

	// wikEd.InitIncompatibleScripts: disable wikEd if incompatible scripts are active
	// 'name in error message': 'regexp', case insensitive for script file name from URL w/o .js, use '\\' for '\'
	wikEd.InitIncompatibleScripts = function () {
		wikEd.InitObject(wikEd.config.incompatibleScripts, {
			'CKEditor': '\\bckeditor',
			'FCKEditor': 'fckeditor',
			'less edit clutter': 'less.?edit.?clutter', // [[User:Magnus_Manske/less_edit_clutter.js]]
			'MagnusEditBox': 'MagnusEditBox' // less_edit_clutter gadget on fr
		});
	};

	// disable beta toolbar CodeEditor button
	if (wikEd.config.disableCodeEditorButton === undefined) { wikEd.config.disableCodeEditorButton = true; }

	// set the button bar grip width in px
	if (wikEd.config.buttonBarGripWidth === undefined) { wikEd.config.buttonBarGripWidth = 7; }

	// enable server preview (Ajax)
	if (wikEd.config.useAjaxPreview === undefined) { wikEd.config.useAjaxPreview = true; }

	// enable auto update (Ajax)
	if (wikEd.config.autoUpdate === undefined) { wikEd.config.autoUpdate = true; }

	// hours between update check (monobook.js)
	if (wikEd.config.autoUpdateHours === undefined) { wikEd.config.autoUpdateHours = 20; }

	// hours between update check (Greasemonkey)
	if (wikEd.config.autoUpdateHoursGM === undefined) { wikEd.config.autoUpdateHoursGM = 40; }

	// auto update: version url (Ajax)
	if (wikEd.config.autoUpdateUrl === undefined) { wikEd.config.autoUpdateUrl = wikEd.config.homeBaseUrl + 'w/index.php?title=User:Cacycle/wikEd_current_version&action=raw&maxage=0'; }

	// auto update: script url for Greasemonkey update
	if (wikEd.config.autoUpdateScriptUrl === undefined) { wikEd.config.autoUpdateScriptUrl = wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Cacycle/wikEd.user.js'; }

	// auto update: script url for Greasemonkey bugfix (fix script duplication after @namespace change in version 0.9.127)
	if (wikEd.config.autoUpdateScriptUrlBugfix === undefined) { wikEd.config.autoUpdateScriptUrlBugfix = wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Cacycle/bugfix_wikEd.user.js'; }

	// make links ctrl-clickable
	if (wikEd.config.linkify === undefined) { wikEd.config.linkify = true; }

	// absolute instead of relative linkify links, URL with "$1" as article name placeholder
	if (wikEd.config.linkifyArticlePath === undefined) { wikEd.config.linkifyArticlePath = null; }

	// hide refs and templates in newbie mode
	if (wikEd.config.hideContent === undefined) { wikEd.config.hideContent = true; }

	// unhide refs and templates in newbie mode by hover-shift instead of mouseover
	if (wikEd.config.unhideShift === undefined) { wikEd.config.unhideShift = false; }

	// wikify table parameters, replaces original table parameters with this string
	if (wikEd.config.wikifyTableParameters === undefined) { wikEd.config.wikifyTableParameters = ''; }

	// do not rearrange page elements
	if (wikEd.config.noRearrange === undefined) { wikEd.config.noRearrange = false; }

	// use French rules for fix punctuation
	if (wikEd.config.fixPunctFrench === undefined) { wikEd.config.fixPunctFrench = false; }

	// convert \xa (nbsp) to character entities so they do not get converted to blanks
	if (wikEd.config.convertNbspToEntities === undefined) { wikEd.config.convertNbspToEntities = true; }

	// wikEd.config.setupHook, executed after wikEd has been set up, usage: wikEd.config.setupHook.push(YourFunction);
	if (wikEd.config.setupHook === undefined) { wikEd.config.setupHook = []; }

	// wikEd.config.onHook, executed after wikEd has been re-enabled by logo click, usage: wikEd.config.onHook.push(YourFunction);
	if (wikEd.config.onHook === undefined) { wikEd.config.onHook = []; }

	// wikEd.config.offHook, executed after wikEd has been disabled by logo click, usage: wikEd.config.offHook.push(YourFunction);
	if (wikEd.config.offHook === undefined) { wikEd.config.offHook = []; }

	// wikEd.config.textareaHook, executed after classic textarea has been enabled by user, usage: wikEd.config.textareaHook.push(YourFunction);
	if (wikEd.config.textareaHook === undefined) { wikEd.config.textareaHook = []; }

	// wikEd.config.frameHook, executed after wikEd edit frame has been enabled by user, usage: wikEd.config.frameHook.push(YourFunction);
	if (wikEd.config.frameHook === undefined) { wikEd.config.frameHook = []; }

	// wikEd.config.previewHook, executed after the local preview has been added to the page, usage: wikEd.config.previewHook.push(YourFunction);
	if (wikEd.config.previewHook === undefined) { wikEd.config.previewHook = []; }

	// wikEd.config.diffHook, executed after the local changes diff has been added to the page, usage: wikEd.config.diffHook.push(YourFunction);
	if (wikEd.config.dHook === undefined) { wikEd.config.diffHook = []; }

	// custom edit form id instead of 'editform'
	if (wikEd.config.customEditFormId === undefined) { wikEd.config.customEditFormId = ''; }

	// custom textarea id instead of 'wpTextbox1'
	if (wikEd.config.customTextAreaId === undefined) { wikEd.config.customTextAreaId = ''; }

	// custom save button id instead of 'wpSave'
	if (wikEd.config.customSaveButtonId === undefined) { wikEd.config.customSaveButtonId = ''; }

	// display tables as editable html tables (table mode)
	if (wikEd.config.tableMode === undefined) { wikEd.config.tableMode = true; }

	// show table mode toggle button
	if (wikEd.config.showTableModeButton === undefined) { wikEd.config.showTableModeButton = false; }

	// maximal time for syntax highlighting in ms
	if (wikEd.config.maxHighlightTime === undefined) { wikEd.config.maxHighlightTime = 3000; }

	// first char of article names is case sensitive (e.g. Wiktionary)
	if (wikEd.config.articlesCaseSensitive === undefined) { wikEd.config.articlesCaseSensitive = false; }

	// force immediate update if this version string is newer
	if (wikEd.config.forcedUpdate === undefined) { wikEd.config.forcedUpdate = ''; }

	// display highlighting error messages in text
	if (wikEd.config.highlightError === undefined) { wikEd.config.highlightError = false; }

	// display preview of files in text
	if (wikEd.config.filePreview === undefined) { wikEd.config.filePreview = true; }

	// file preview image size in pixels
	if (wikEd.config.filePreviewSize === undefined) { wikEd.config.filePreviewSize = 75; }

	// move cursor/caret outside syntax highlighted element
	if (wikEd.config.antiHighlightBleeding === undefined) { wikEd.config.antiHighlightBleeding = false; }

	// debug window maximal length in chars
	if (wikEd.config.debugMaxLength === undefined) { wikEd.config.debugMaxLength = 500000; }

	// debug display of DOM nodes: maximal length of innerHTML in chars
	if (wikEd.config.debugInnerHtmlLength === undefined) { wikEd.config.debugInnerHtmlLength = 150; }

	// WikiMedia Commons (or other external file repository) script url for redlink detection
	if (wikEd.config.externalApiUrl === undefined) { wikEd.config.externalApiUrl = '//commons.wikimedia.org/w/api.php'; }

	// origin domains allowed to call externalScriptURL API for redlink detection via Ajax cross-origin request (CORS) (comma separated list)
	if (wikEd.config.externalApiDomains === undefined) { wikEd.config.externalApiDomains = 'wikipedia.org,wiktionary.org,wikibooks.org,wikinews.org,wikiquote.org,wikisource.org,wikiversity.org,wikivoyage.org,wikidata.org,mediawiki.org,wikimedia.org,wikimediafoundation.org'; }

	// wikibase data repository url default
	if (wikEd.config.wbRepoUrl === undefined) { wikEd.config.wbRepoUrl = '//www.wikidata.org'; }

	// wikibase data repository article path default
	if (wikEd.config.wbRepoArticlePath === undefined) { wikEd.config.wbRepoArticlePath = '/wiki/$1'; }

	// interlanguage name of default wiki on wikibase data repository default
	if (wikEd.config.wbGlobalSiteId === undefined) { wikEd.config.wbGlobalSiteId = 'enwiki'; }

	// copy textarea background color to wikEd edit frame
	if (wikEd.config.frameBackgroundColor === undefined) { wikEd.config.frameBackgroundColor = false; }

	// convert all &nbsp; character entities to actual characters for textarea editing and saving (not recommended)
	if (wikEd.config.nbspToChar === undefined) { wikEd.config.nbspToChar = false; }

	return;
};

// user configurable variables needed during start up

// init config
if (wikEd.config === undefined) { wikEd.config = {}; }

// wikEd code home base URL, also defined in wikEdDiff.js
if (wikEd.config.homeBaseUrl === undefined) { wikEd.config.homeBaseUrl = '//en.wikipedia.org/'; }

// diff library URL, also defined in wikEdDiff.js
if (wikEd.config.diffScriptSrc === undefined) { wikEd.config.diffScriptSrc = wikEd.config.homeBaseUrl + 'w/index.php?title=User:Cacycle/diff.js&action=raw&ctype=text/javascript'; }

// wikEdDiff script URL, also defined in wikEdDiff.js
if (wikEd.config.diffSrc === undefined) { wikEd.config.diffSrc = wikEd.config.homeBaseUrl + 'w/index.php?title=User:Cacycle/wikEdDiff.js&action=raw&ctype=text/javascript'; }

// wikEd-as-gadget detection, set to true if gadget script name is not MediaWiki:Gadget-wikEd.js
if (wikEd.config.gadget === undefined) { wikEd.config.gadget = null; }

// duplicate edit warnings from the top of the page to above the edit window
if (wikEd.config.doCloneWarnings === undefined) { wikEd.config.doCloneWarnings = true; }

// startup debugging
if (wikEd.config.debugStartUp === undefined) { wikEd.config.debugStartUp = ''; }

// show missing translations
if (wikEd.config.showMissingTranslations === undefined) { wikEd.config.showMissingTranslations = false; }

// content language default, also used for wikEd UI localization
if (wikEd.config.languageDefault === undefined) { wikEd.config.languageDefault = ''; }

// load external translation
if (wikEd.config.loadTranslation === undefined) { wikEd.config.loadTranslation = true; }

// translation javascript URLs
if (wikEd.config.translations === undefined) { wikEd.config.translations = {}; }

// wikEd.InitTranslations: define translation javascript URLs ('': internal default)
wikEd.InitTranslations = function () {
	wikEd.InitObject(wikEd.config.translations, {
		'en':  '',
		'af':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Arnobarnard/wikEd_international_af.js',          // Afrikaans
		'ar':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:ترجمان05/wikEd_international_ar.js',                // Arabic
		'bn':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:আফতাবুজ্জামান/wikEd_international_bn.js',         // Bengali
		'zh-hans': wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:CAS222222221/wikEd_international_zh.js',     // Chinese (simplified)
		'zh-hant': wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Liflon/wikEd_international_zh-hant.js',      // Chinese (traditional)
		'hr':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:SpeedyGonsales/wikEd_international_hr.js',       // Croatian
		'cs':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Sevela.p/wikEd_international_cs.js',             // Czech
		'nl':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Jeronevw/wikEd_international_nl.js',             // Dutch
		'eo':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Tlustulimu/wikEd_international_eo.js',           // Esperanto
		'fi':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Ejs-80/wikEd_international_fi.js',               // Finnish
		'fr':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Leag/wikEd-fr.js',                               // French
		'gl':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Toliño/wikEd_international_gl.js',               // Galician
		'de':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:PerfektesChaos/wikEd_international_de.js',       // German
		'he':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:שמוליק/wikEd_international_he.js',                 // Hebrew
		'hu':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Tsch81/wikEd-hu.js',                             // Hungarian
		'it':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Jalo/wikEd_international_it.js',                 // Italian
		'ja':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Hatukanezumi/wikEd_international_ja.js',         // Japanese
		'kk':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Arystanbek/wikEd_international_kk.js',           // Kazakh
		'ko':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Ilovesabbath/wikEd_international_ko.js',         // Korean
		'dsb': wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Michalwiki/wikEd_international_dsb.js',          // Lower Sorbian
		'ms':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Aviator/wikEd_international_ms.js',              // Malay
		'min': wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Iwan_Novirion/wikEd_international_min.js',       // Minangkabau
		'nn':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Frokor/wikEd_international_nn.js',               // New Norwegian
		'no':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Dvyjones/wikEd_international_no.js',             // Norwegian
		'fa':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Reza1615/wikEd_international_fa.js',             // Persian (Farsi)
		'pl':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Konradek/wikEd_international_pl.js',             // Polish
		'pt':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:He7d3r/Tools/wikEd_international_pt.js',         // Portuguese
		'ro':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Roamataa/wikEd_international_ro.js',             // Romanian
		'ru':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:IGW/wikEd_international_ru.js',                  // Russian
		'scn': wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Meloscn/wikEd_international_scn.js',             // Sicilian
		'sk':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Helix84/wikEd_international_sk.js',              // Slovak
		'sl':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Eleassar/wikEd_international_sl.js',             // Slovenian
		'es':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Doblecaña/wikEd_international_es.js',            // Spanish
		'sv':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Where_next_Columbus?/wikEd_international_sv.js', // Swedish
		'tr':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Vito_Genovese/wikEd_international_tr.js',        // Turkish
		'hsb': wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Michalwiki/wikEd_international_hsb.js',          // Upper Sorbian
		'ur':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Obaid_Raza/wikEd_international_ur.js',           // Urdu
		'vi':  wikEd.config.homeBaseUrl + 'w/index.php?action=raw&ctype=text/javascript&title=User:Vinhtantran/wikEd_international_vi.js'           // Vietnamese
	});
};

// Mediawiki page and skin detection, logo placement
if (wikEd.config.mediaWikiSkinIds === undefined) { wikEd.config.mediaWikiSkinIds = {}; }

// wikEd.InitMediaWikiSkinIds: define Mediawiki page and skin detection, logo placement
//   format: skin name: [ dom element to add logo to ('': top right), logo to this list or list contained in this parent element, rearrange page elements, [skin detection element id list], enable local preview / diff ],
wikEd.InitMediaWikiSkinIds = function () {
	wikEd.InitObject(wikEd.config.mediaWikiSkinIds, {

		// monobook, also detects simple and myskin
		monobook:    [ 'p-personal', true, true, ['column-content', 'content', 'bodyContent', 'siteSub', 'contentSub', 'column-one', 'p-cactions'] ],

		// vector (see https://bugzilla.wikimedia.org/show_bug.cgi?id=19527)
		vector_old:  [ 'p-personal', true, true, ['content', 'bodyContent', 'contentSub', 'left-navigation', 'p-namespaces', 'p-cactions'] ],
		vector_new:  [ 'p-personal', true, true, ['content', 'bodyContent', 'contentSub', 'left-navigation', 'p-associated-pages', 'p-cactions'] ],

		// citizendium.org
		pinkwich5:   [ 'p-personal', true, true, ['column-content', 'content', 'bodycontent', 'sitesub', 'contentSub', 'column-one', 'p-cactions'] ],

		// other MediaWiki skins
		standard:    [ 'quickbar', false, true, ['content', 'topbar', 'article', 'footer', 'pagestats'] ],
		nostalgia:   [ 'topbar', false, true, ['content', 'specialpages', 'article', 'footer'] ],
		cologneblue: [ 'quickbar', false, true, ['content', 'topbar', 'sitetitle', 'sitesub', 'article', 'footer'] ],
		modern:      [ 'p-personal', true, true, ['mw_header', 'mw_main', 'mw_contentwrapper'] ],

		// wikia.com
		monaco:      [ 'userData', false, false, ['background_strip', 'siteSub', 'contentSub', 'monaco_footer'] ],
		quartz:      [ 'welcome', false, true, ['articleWrapper', 'bodyContent', 'siteSub', 'contentSub', 'sidebar'] ],
		searchwikia: [ 'header-li-buttons', false, true, ['header', 'header-container', 'header-go-button', 'article-container', 'article', 'article-text'] ],
		oasis:       [ 'AccountNavigation', false, false, ['WikiaHeader', 'WikiaPage'], false ],

		// custom skins developed on wiki.mozilla.org and developer.mozilla.org
		cavendish:   [ '', false, true, ['internal', 'container', 'header', 'contentTop', 'mBody', 'side', 'nav', 'siteSub', 'contentSub'] ],
		devmo:       [ 'personal', false, true, ['developer-mozilla-org', 'container', 'header', 'navigation', 'bar', 'page', 'sidebar', 'sidebarslideup', 'contentTop', 'siteSub', 'contentSub'] ],

		// custom skins
		gumaxdd:     [ 'gumax-p-login', true, true, ['gumax-header', 'gumax-content-body'] ],
		pixeled:     [ 'topright', true, true, ['contentwrapper', 'catnav', 'morefoot'] ],

		// custom MediaWiki identifier
		mediawiki:   [ '', false, false, ['mediawiki'] ]
	});
};

//
// end of user configurable variables
//


//
// wikEd.InitGlobals: initialize non-configurable variables
//

wikEd.InitGlobals = function () {

	// global variables
	wikEd.turnedOn = false;
	wikEd.disabled = true;
	wikEd.debugOpen = false;
	wikEd.pageNamespace = null;
	wikEd.frameLoaded = false;

	// edit page types
	wikEd.editArticle = false;
	wikEd.editUpload = false;
	wikEd.editReadOnly = false;
	wikEd.editSemanticForm = false;
	wikEd.viewDeleted = false;
	wikEd.editWatchlist = false;
	wikEd.cssPage = false;
	wikEd.jsPage = false;
	wikEd.editSection = null;

	// beta toolbar, CodeEditor, CodeMirror
	wikEd.useBetaToolbar = false;
	wikEd.useCodeEditor = false;
	wikEd.codeEditorButtonPollCount = 0;
	wikEd.useCodeMirror = false;

	// history
	wikEd.fieldHist = [];
	wikEd.savedName = [];
	wikEd.inputElement = [];
	wikEd.selectElement = [];

	wikEd.checkMarker = [];
	wikEd.checkMarker[true] = '♦';
	wikEd.checkMarker[false] = '◊';

	// undo all, redo all
	wikEd.origVersion = '';
	wikEd.lastVersion = null;

	// global dom elements
	wikEd.logo = null;
	wikEd.logoList = null;
	wikEd.debug = null;
	wikEd.wikiEditor = null;
	wikEd.wikiEditorFrame = null;
	wikEd.wikiEditorTop = null;
	wikEd.wikiEditorLeft = null;
	wikEd.wikiEditorBar = null;
	wikEd.wikiEditorBottom = null;
	wikEd.wikiEditorText = null;
	wikEd.textareaContainer = null;
	wikEd.toolbar = null;
	wikEd.frameInner = null;
	wikEd.frameOuter = null;
	wikEd.frame = null;
	wikEd.frameDocument = null;
	wikEd.frameBody = null;
	wikEd.frameHtml = null;
	wikEd.frameWindow = null;

	wikEd.inputWrapper = null;
	wikEd.editorWrapper = null;
	wikEd.toolbarWrapper = null;
	wikEd.buttonBarWrapper = null;
	wikEd.captchaWrapper = null;
	wikEd.debugWrapper = null;
	wikEd.editWrapper = null;
	wikEd.textareaWrapper = null;
	wikEd.frameWrapper = null;
	wikEd.consoleWrapper = null;
	wikEd.buttonsWrapper = null;
	wikEd.summaryWrapper = null;
	wikEd.consoleTopWrapper = null;
	wikEd.summaryInputWrapper = null;
	wikEd.editOptionsWrapper = null;
	wikEd.submitWrapper = null;
	wikEd.submitButtonsWrapper = null;
	wikEd.localPrevWrapper = null;
	wikEd.wikiPreview = null;
	wikEd.catLinks = null;
	wikEd.insertWrapper = null;
	wikEd.textBoxTable = null;

	// edit form fields
	wikEd.editForm = null;
	wikEd.starttime = null;
	wikEd.edittime = null;
	wikEd.editToken = null;
	wikEd.autoSummary = null;
	wikEd.textarea = null;

	wikEd.buttonsWrapperWidth = {};
	wikEd.buttonBarFormat = null;
	wikEd.buttonBarTextify = null;
	wikEd.buttonBarCustom1 = null;
	wikEd.buttonBarFind = null;
	wikEd.buttonBarFix = null;
	wikEd.buttonBarCustom2 = null;
	wikEd.buttonBarControl = null;
	wikEd.buttonBarPreview = null;
	wikEd.buttonBarPreview2 = null;
	wikEd.buttonBarJump = null;
	wikEd.buttonBarPasted = null;
	wikEd.previewArticle = null;
	wikEd.previewDiff = null;
	wikEd.clearSummary = null;
	wikEd.clearSummaryImg = null;

	wikEd.caseSensitive = null;
	wikEd.regExp = null;
	wikEd.findAhead = null;
	wikEd.fixRegExTypo = null;

	wikEd.findText = null;
	wikEd.replaceText = null;
	wikEd.summaryText = null;
	wikEd.summarySelect = null;
	wikEd.summaryTextWidth = null;

	wikEd.editHelp = null;
	wikEd.saveButton = null;
	wikEd.previewButton = null;
	wikEd.lDiffButton = null;
	wikEd.diffPreviewButton = null;
	wikEd.summaryLabel = null;

	wikEd.highlightNamedHideButtonsStylesheet = null;

	// frame resizing
	wikEd.resizeGripWidth = 16;
	wikEd.resizeGripHeight = 16;
	wikEd.resizeFramePageYStart = 0;
	wikEd.resizeFramePageXStart = 0;
	wikEd.resizeFrameOffsetHeight = 0;
	wikEd.resizeFrameOffsetWidth = 0;
	wikEd.resizeFrameMouseOverGrip = false;
	wikEd.resizeFrameActive = false;
	wikEd.frameHeight = '';
	wikEd.frameWidth = '';
	wikEd.textareaHeight = '';
	wikEd.textareaWidth = '';

	// various
	wikEd.insertCounter = 0;
	wikEd.editButtonHandler = {};
	wikEd.textareaBorderHeight = 0;
	wikEd.frameBorderHeight = 0;
	wikEd.frameBorderWidth = 0;
	wikEd.textareaOffsetHeightInitial = 0;
	wikEd.clearSummaryWidth = null;

	// fullscreen button state and actual fullscreen state
	wikEd.fullScreenMode = false;
	wikEd.fullscreen = false;

	wikEd.addNewSection = null;
	wikEd.browserNotSupported = false;
	wikEd.frameScrollTop = null;
	wikEd.textareaUpdated = true;
	wikEd.previewIsAjax = null;
	wikEd.buttonKeyCode = [];
	wikEd.direction = null;
	wikEd.textSize = 0;
	wikEd.textSizeInit = 0;
	wikEd.previewPage = false;
	wikEd.clonedWarnings = false;
	wikEd.syntaxHighlightTagCSS = [];
	wikEd.loader = false;
	wikEd.wikibase = {};
	wikEd.keepSelRange = null;

	// override site javascript functions
	wikEd.InsertTagsOriginal = null;
	wikEd.insertAtCursorOriginal = null;

	// wikEd settings
	wikEd.refHide = false;
	wikEd.using = false;
	wikEd.closeToolbar = false;
	wikEd.highlightSyntax = false;
	wikEd.noSpellcheck = false;
	wikEd.diff = false;
	wikEd.tableMode = false;
	wikEd.cleanNodes = false;
	wikEd.readOnly = false;

	// unicode fixing and char highlighting
	wikEd.supportedChars = null;
	wikEd.reservedChars = null;
	wikEd.specialChars = null;
	wikEd.problemChars = null;

	wikEd.charEntitiesByName = {};

	wikEd.controlCharHighlighting = null;
	wikEd.controlCharHighlightingStr = '';
	wikEd.charHighlighting = null;
	wikEd.charHighlightingStr = '';

	wikEd.letters = '';

	// linkification and hiding
	wikEd.wikiLinks = {};
	wikEd.referenceArray = [];
	wikEd.templateArray = [];
	wikEd.charEntityArray = [];
	wikEd.tableArray = [];
	wikEd.scheduledUnhide = null;

	// RegExtypoFix rules
	wikEd.typoRulesFind = [];
	wikEd.typoRulesReplace = [];

	// store link infos (normalizations, redirects, redlinks)
	wikEd.linkInfo = {};
	wikEd.externalLinkInfo = {};

	// article preview: named reference definitions
	wikEd.namedRefs = {};

	// file preview
	wikEd.filePreviewCache = {};
	wikEd.filePreviewRequest = '';
	wikEd.filePreviewNo = 0;
	wikEd.filePreviewIds = [];

	// debugging time measurement, usage: wikEd.debugTimer.push([1234, new Date]); wikEd.DebugTimer();
	wikEd.debugTimer = [];

	// syntax highlighting
	wikEd.parseObj = {};

	// MediaWiki file paths for use in regexps
	wikEd.server = '';
	wikEd.articlePath = '';
	wikEd.script = '';
	wikEd.scriptPath = '';
	wikEd.scriptName = '';
	wikEd.scriptURL = '';
	wikEd.useExternalApi = false;

	// pasting object
	wikEd.paste = null;

	// magic words and parser functions, see https://www.mediawiki.org/wiki/Help:Magic_words
	// __MAGICWORDS__
	wikEd.magicWords = 'NOTOC|FORCETOC|TOC|NOEDITSECTION|NEWSECTIONLINK|NOGALLERY|HIDDENCAT|NOCONTENTCONVERT|NOCC|NOTITLECONVERT|NOTC|END|START|NOINDEX|INDEX|STATICREDIRECT';

	// template, parser function, and parser variable modifiers {{modifier:...}}
	// see https://meta.wikimedia.org/wiki/Help:Magic_words#Template_modifiers
	wikEd.templModifier = 'int|msg|msgnw|raw|subst';

	// parser variables {{variable}}
	wikEd.parserVariables = 'CURRENTYEAR|CURRENTMONTH|CURRENTMONTHNAME|CURRENTMONTHNAMEGEN|CURRENTMONTHABBREV|CURRENTDAY|CURRENTDAY2|CURRENTDOW|CURRENTDAYNAME|CURRENTTIME|CURRENTHOUR|CURRENTWEEK|CURRENTTIMESTAMP|LOCALYEAR|LOCALMONTH|LOCALMONTHNAME|LOCALMONTHNAMEGEN|LOCALMONTHABBREV|LOCALDAY|LOCALDAY2|LOCALDOW|LOCALDAYNAME|LOCALTIME|LOCALHOUR|LOCALWEEK|LOCALTIMESTAMP|SITENAME|CURRENTVERSION|CONTENTLANGUAGE|REVISIONID|REVISIONDAY|REVISIONDAY2|REVISIONMONTH|REVISIONYEAR|REVISIONTIMESTAMP|SERVER|SERVERNAME|SCRIPTPATH|FULLPAGENAME|PAGENAME|BASEPAGENAME|SUBPAGENAME|SUBJECTPAGENAME|TALKPAGENAME|FULLPAGENAMEE|PAGENAMEE|BASEPAGENAMEE|SUBPAGENAMEE|SUBJECTPAGENAMEE|TALKPAGENAMEE|NAMESPACE|SUBJECTSPACE|ARTICLESPACE|TALKSPACE|NAMESPACEE|SUBJECTSPACEE|TALKSPACEE|DIRMARK|DIRECTIONMARK|PAGENAME|PAGENAMEE|ARTICLEPATH|NOEXTERNALLANGLINKS';

	// parser variables {{variable:R}}
	wikEd.parserVariablesR = 'NUMBEROFPAGES|NUMBEROFARTICLES|NUMBEROFFILES|NUMBEROFEDITS|NUMBEROFUSERS|NUMBEROFADMINS|NUMBEROFVIEWS|NUMBEROFACTIVEUSERS|PROTECTIONLEVEL';

	// parser functions {{FUNCTION:parameter|R}}
	wikEd.parserFunctionsR = 'NUMBERINGROUP|PAGESINNS|PAGESINNAMESPACE|PAGESINCATEGORY|PAGESINCAT|PAGESIZE|DEFAULTSORT|DISPLAYTITLE';

	// parser functions {{function:param|param}}
	wikEd.parserFunctions = 'localurl|localurle|fullurl|filepath|fullurle|urlencode|urldecode|anchorencode|ns|lc|lcfirst|uc|ucfirst|formatnum|padleft|padright|padright|plural|grammar|gender|int|noexternallanglinks';

	// parser functions {{#function:param|param}}
	wikEd.parserFunctionsHash = 'language|special|tag|tag|expr|if|ifeq|ifexist|ifexpr|switch|time|timel|rel2abs|titleparts|iferror|iferror|special|tag|categorytree|formatdate|property|invoke';

	// define leaf elements for wikEd.GetInnerHTML
	wikEd.leafElements = {
		'IMG':   true,
		'HR':    true,
		'BR':    true,
		'INPUT': true
	};

	return;
};

// variables needed during startup, might be called multiple times

// hash of loaded scripts, also defined in wikEdDiff.js
if (wikEd.externalScripts === undefined) { wikEd.externalScripts = null; }
if (wikEd.externalScriptsString === undefined) { wikEd.externalScriptsString = ''; }
if (wikEd.pageLoaded === undefined) { wikEd.pageLoaded = false; }
if (wikEd.programVersion === undefined) { wikEd.programVersion = ''; }
if (wikEd.programDate === undefined) { wikEd.programDate = ''; }

// browser and os identificationr
if (wikEd.browserName === undefined) { wikEd.browserName = ''; }
if (wikEd.browserFlavor === undefined) { wikEd.browserFlavor = ''; }
if (wikEd.browserVersion === undefined) { wikEd.browserVersion = 0; }
if (wikEd.browserVersionStr === undefined) { wikEd.browserVersionStr = ''; }
if (wikEd.msie === undefined) { wikEd.msie = false; }
if (wikEd.mozilla === undefined) { wikEd.mozilla = false; }
if (wikEd.opera === undefined) { wikEd.opera = false; }
if (wikEd.safari === undefined) { wikEd.safari = false; }
if (wikEd.webkit === undefined) { wikEd.webkit = false; }
if (wikEd.chrome === undefined) { wikEd.chrome = false; }
if (wikEd.greasemonkey === undefined) { wikEd.greasemonkey = false; }
if (wikEd.testVersion === undefined) { wikEd.testVersion = false; }
if (wikEd.platform === undefined) { wikEd.platform = null; }
if (wikEd.installationType === undefined) { wikEd.installationType = ''; }

// global variables for Greasemonkey
if (wikEd.wikiGlobals === undefined) { wikEd.wikiGlobals = {}; }
if (wikEd.text === undefined) { wikEd.text = {}; }

// skins
if (wikEd.logoContainerId === undefined) { wikEd.logoContainerId = ''; }
if (wikEd.rearrange === undefined) { wikEd.rearrange = false; }
if (wikEd.logoToList === undefined) { wikEd.logoToList = false; }
if (wikEd.enableLocalPreview === undefined) { wikEd.enableLocalPreview = false; }
if (wikEd.skin === undefined) { wikEd.skin = ''; }

// various
if (wikEd.gotGlobalsHook === undefined) { wikEd.gotGlobalsHook = []; }
if (wikEd.getGlobalsCounter === undefined) { wikEd.getGlobalsCounter = 0; }
if (wikEd.loadingTranslation === undefined) { wikEd.loadingTranslation = false; }
if (wikEd.webStorage === undefined) { wikEd.webStorage = null; }

// customization
if (wikEd.useWikEd === undefined) { wikEd.useWikEd = false; }
if (wikEd.wikEdTextAdded === undefined) { wikEd.wikEdTextAdded = false; }
if (wikEd.wikEdConfigAdded === undefined) { wikEd.wikEdConfigAdded = false; }

// global dom elements, also defined in wikEdDiff.js
if (wikEd.pageOrigin === undefined) { wikEd.pageOrigin = ''; }
if (wikEd.head === undefined) { wikEd.head = null; }

// also defined in wikEdDiff.js
if (wikEd.pageName === undefined) { wikEd.pageName = null; }


//
// wikEd.InitObject: initialize object, keep pre-defined values (code copied to wikEdDiff.js)
//

wikEd.InitObject = function (target, source, showMissing) {

	if (typeof target == 'object') {
		for (var key in source) {
			if (typeof target[key] == 'undefined') {
				target[key] = source[key];

				// show missing array entries
				if (showMissing === true)  {
					if (typeof target[key] == 'string') {
						wikEd.config.debugStartUp += '\t\t\t\'' + key + '\': \'' + target[key].replace(/\n/g, '\\n') + '\',\n';
					}
				}
			}
		}
	}
	return;
};


//
// wikEd.AddToObject: add or replace properties, replace existing values (code copied to wikEdDiff.js)
//

wikEd.AddToObject = function (target, source, priority) {

	if (priority === undefined) {
		priority = {};
	}
	if (typeof target == 'object') {
		for (var key in source) {
			if (priority[key] !== undefined) {
				target[key] = priority[key];
			}
			else {
				target[key] = source[key];
			}
		}
	}
	return;
};


//
// wikEd.InitImage: initialize images, keep pre-defined values (code copied to wikEdDiff.js)
//

wikEd.InitImage = function (target, source) {

	var server = window.location.href.replace(/^(\w+:\/\/.*?)\/.*/, '$1');
	var protocol = server.replace(/^(\w+:)\/\/.*/, '$1');

	for (var key in source) {
		if (typeof target[key] == 'undefined') {

			// remove MediaWiki path prefixes and add local path
			if (wikEd.config.useLocalImages === true) {
				target[key] = wikEd.config.imagePathLocal + source[key].replace(/^[0-9a-f]+\/[0-9a-f]+\/()/, '');
			}

			// add path
			else {
				target[key] = wikEd.config.imagePath + source[key];
			}

			// Chrome 33.0.1750.146 m bug, not displaying frame html background image without complete URL
			if (/^\/\//.test(target[key]) === true) {
				target[key] = protocol + target[key];
			}
			else if (/^\//.test(target[key]) === true) {
				target[key] = server + target[key];
			}
		}
	}
	return;
};


//
// wikEd.Startup: wikEd startup code, called during page load
//

wikEd.Startup = function () {

	// redirect WED shortcut to wikEd.Debug(objectName, object, popup)
	window.WED = wikEd.Debug;

	// extract version info from wikEd.Meta()
	var meta = wikEd.Meta.toString();
	var regExpMatchVersion =	/@version\s+(.*?)[ \t]*\n/.exec(meta);
	if ( (regExpMatchVersion !== null) && (regExpMatchVersion[1] !== null) ) {
		wikEd.programVersion = regExpMatchVersion[1];
	}
	var regExpMatchDate = /@date\s+(.*?)[ \t]*\n/.exec(meta);
	if ( (regExpMatchDate !== null) && (regExpMatchDate[1] !== null) ) {
		wikEd.programDate = regExpMatchDate[1];
	}

	// MediaWiki pages always have their title set, filter out Greasemonkey running on created iframes
	if (document.title === '') {
		return;
	}

	// check if wikEd has already started up
	if (document.getElementsByName('wikEdStartupFlag')[0] !== undefined) {
		return;
	}

	// define current window head
	wikEd.head = document.getElementsByTagName('head')[0] || null;

	// set startup flag
	var flag = document.createElement('meta');
	flag.setAttribute('name', 'wikEdStartupFlag');
	wikEd.head.appendChild(flag);

	// get site of origin (window.location.href is about:blank if Firefox during page load)
	var origin = wikEd.head.baseURI;
	if (origin === undefined) {
		origin = window.location.toString();
	}
	wikEd.pageOrigin = origin.replace(/^((https?|file):\/\/[^\/?#]*)?.*$/, '$1');

	// check browser and version
	var regExpMatchAgent = window.navigator.userAgent.match(/\b(Firefox|Netscape|SeaMonkey|IceWeasel|IceCat|Fennec|Minefield|BonEcho|GranParadiso|Shiretoko|Namoroka)\W+(\d+\.\d+)/i);
	if (regExpMatchAgent !== null) {
		wikEd.browserName = 'Mozilla';
		wikEd.browserFlavor = regExpMatchAgent[1];
		wikEd.browserVersion = parseFloat(regExpMatchAgent[2]);
		wikEd.mozilla = true;
	}

	// check for MSIE
	else {
		regExpMatchAgent = window.navigator.userAgent.match(/(MSIE)\W+(\d+\.\d+)/i);
		if (regExpMatchAgent !== null) {
			wikEd.browserName = 'MSIE';
			wikEd.browserVersion = parseFloat(regExpMatchAgent[2]);
			wikEd.msie = true;
		}

		// check for Opera <= version 12 (Opera/9.80 (Windows NT 6.0) Presto/2.12.388 Version/12.14)
		else {
			regExpMatchAgent = window.navigator.userAgent.match(/\b(Opera)\W+(\d+\.\d+)/i);
			if (regExpMatchAgent !== null) {
				wikEd.browserName = 'Opera';
				wikEd.browserVersion = parseFloat(regExpMatchAgent[2]);
				if (wikEd.browserVersion == 9.80) {
					var versionMatch = window.navigator.userAgent.match(/(Version)\W+(\d+\.\d+)/i);
					if (versionMatch !== null) {
						wikEd.browserVersion = parseFloat(regExpMatchAgent[2]);
					}
				}
				wikEd.opera = true;
			}

			// check for Opera >= version 15 (Mozilla/5.0 (Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1500.52 Safari/537.36 OPR/15.0.1147.100)
			else {
				regExpMatchAgent = window.navigator.userAgent.match(/\b(OPR)\W+(\d+\.\d+)/i);
				if (regExpMatchAgent !== null) {
					wikEd.browserName = 'Opera';
					wikEd.browserVersion = parseFloat(regExpMatchAgent[2]);
					wikEd.opera = true;
				}

				// check for Google Chrome (AppleWebKit/525.13 (KHTML, like Gecko) Chrome/0.2.149.30 Safari/525.13)
				else {
					regExpMatchAgent = window.navigator.userAgent.match(/\b(Chrome)\W+(\d+\.\d+)(\S+)/i);
					if (regExpMatchAgent !== null) {
						wikEd.browserName = 'Chrome';
						wikEd.browserVersion = parseFloat(regExpMatchAgent[2]);
						wikEd.browserVersionStr = regExpMatchAgent[ 2 ] + regExpMatchAgent[ 3 ];
						wikEd.chrome = true;
					}

					// check for Safari
					else {
						regExpMatchAgent = window.navigator.userAgent.match(/\b(Safari)\W+(\d+\.\d+)/i);
						if (regExpMatchAgent !== null) {
							wikEd.browserName = 'Safari';
							wikEd.browserVersion = parseFloat(regExpMatchAgent[2]);
							wikEd.safari = true;
						}

						// check for other WebKit
						else {
							regExpMatchAgent = window.navigator.userAgent.match(/\b(WebKit)(GTK\+)?\W+(\d+\.\d+)/i);
							if (regExpMatchAgent !== null) {
								wikEd.browserName = 'WebKit';
								wikEd.browserVersion = parseFloat(regExpMatchAgent[3]);
								wikEd.webkit = true;
							}
						}
					}
				}
			}
		}
	}

	// check OS
	var regExpMatchOS = window.navigator.platform.match(/^(win|mac|unix|linux)/i);
	if (regExpMatchOS !== null) {
		wikEd.platform = regExpMatchOS[1].toLowerCase();
	}

	// import customization (try now again after page load for user/skin.js)
	if ( (wikEdConfig !== undefined) && (wikEd.wikEdConfigAdded === false) ) {
		wikEd.AddToObject(wikEd.config, wikEdConfig);
		wikEd.wikEdConfigAdded = true;
	}
	if ( (wikEdText !== undefined) && (wikEd.wikEdTextAdded === false) ) {
		wikEd.AddToObject(wikEd.text, wikEdText, wikEd.config.text);
		wikEd.wikEdTextAdded = true;
	}

	// compatibility fixes for older customizations and wikEd-compatibilizations in other scripts
	window.wikEdUseWikEd = wikEd.useWikEd;
	window.WikEdUpdateTextarea = wikEd.UpdateTextarea;
	window.WikEdUpdateFrame = wikEd.UpdateFrame;
	window.WikEdGetText = wikEd.GetText;
	window.WikEdEditButton = wikEd.EditButton;

	// check if this runs under Greasemonkey
	if (typeof GM_info == 'object') {
		wikEd.greasemonkey = true;
	}

	// parse global-context (MediaWiki) variables into hash (for Greasemonkey)
	var globalNames = ['skin', 'wgServer', 'wgTitle', 'wgCanonicalNamespace', 'wgArticlePath', 'wgScript', 'wgScriptPath', 'wgUserName', 'wgCurRevisionId', 'wgContentLanguage', 'wgUserLanguage', 'wgPageName', 'wgNamespaceIds', 'wgFormattedNamespaces', 'wgUseAutomaticEditSummaries', 'wgVersion', 'wgPageContentModel'];
	if (wikEd.greasemonkey === true) {
		globalNames.push('wikEdConfig', 'wikEdText');
	}

	// copy custom config settings and text after values have arrived
	var gotGlobalsHook = [
		function() {
			if ( (typeof wikEd.wikiGlobals.wikEdConfig == 'object') && (wikEd.wikEdConfigAdded === false) ) {
				wikEd.AddToObject(wikEd.config, wikEd.wikiGlobals.wikEdConfig);
				wikEd.wikEdConfigAdded = true;
			}
			if ( (typeof wikEd.wikiGlobals.wikEdText == 'object') && (wikEd.wikEdTextAdded === false) ) {
				wikEd.AddToObject(wikEd.text, wikEd.wikiGlobals.wikEdText, wikEd.config.text);
				wikEd.wikEdTextAdded = true;
			}
			return;
		}
	];

	// and load translations when done
	if ( (wikEd.config.loadTranslation === true) && (wikEd.loadingTranslation === false) ) {
		gotGlobalsHook.push(wikEd.LoadTranslations);
	}

	// set listener for GetGlobals messaging
	window.addEventListener('message', wikEd.GetGlobalsReceiver, false);

	// parse globals (asynchronous)
	wikEd.GetGlobals(globalNames, gotGlobalsHook);

	// schedule the setup routine; readyState interactive gives GM security error
	if (document.readyState == 'complete') {
		wikEd.Setup();
	}

	// with DOMContentLoaded event wikEd does not load for first (uncached) section edit
	else {
		window.addEventListener('load', wikEd.Setup, false);
	}

	return;
};


//
// wikEd.LoadTranslations: load external wikEd translation and language settings
//

wikEd.LoadTranslations = function () {

	if ( (wikEd.config.loadTranslation === true) && (wikEd.loadingTranslation === false) ) {
		var contentLang = wikEd.wikiGlobals.wgContentLanguage || '';
		var userLang = wikEd.wikiGlobals.wgUserLanguage || '';
		if ( (wikEd.config.languageDefault !== '') || (userLang !== '') || (contentLang !== '') ) {

			// simplified Chinese
			if (contentLang == 'zh') {
				contentLang = 'zh-hans';
			}
			if ( (userLang == 'zh') || (userLang == 'zh-cn') || (userLang == 'zh-sg') ) {
				userLang = 'zh-hans';
			}

			// traditional Chinese
			else if ( (userLang == 'zh-hk') || (userLang == 'zh-tw') ) {
				userLang = 'zh-hant';
			}

			wikEd.InitTranslations();
			var scriptUrl = wikEd.config.translations[wikEd.config.languageDefault] || '';
			if (scriptUrl === '') {
				scriptUrl = wikEd.config.translations[userLang] || '';
				if (scriptUrl === '') {
					scriptUrl = wikEd.config.translations[contentLang] || '';
				}
			}
			if (scriptUrl !== '') {
				wikEd.AppendScript(scriptUrl, function () {

					// copy custom text after values have arrived
					var gotGlobalsHook = function () {
						wikEd.AddToObject(wikEd.text, wikEd.wikiGlobals.wikEdText, wikEd.config.text);
						return;
					};

					// parse globals (asynchronous)
					wikEd.GetGlobals(['wikEdText'], [gotGlobalsHook]);
					wikEd.loadingTranslation = true;
				});
			}
		}
	}
	return;
};


//
// wikEd.Setup: basic setup routine, scheduled after DOM or page load
//

wikEd.Setup = function () {

	document.removeEventListener('DOMContentLoaded', wikEd.Setup, false);

	window.removeEventListener('load', wikEd.Setup, false);

	// check if wikEd has already set up
	if (document.getElementsByName('wikEdSetupFlag')[0] !== undefined) {
		return;
	}

	// set setup flag
	var flag = document.createElement('meta');
	flag.setAttribute('name', 'wikEdSetupFlag');
	wikEd.head.appendChild(flag);

	// import customization (try later again after page load for user/skin.js)
	if ( (typeof wikEdConfig == 'object') && (wikEd.wikEdConfigAdded === false) ) {
		wikEd.AddToObject(wikEd.config, wikEdConfig);
		wikEd.wikEdConfigAdded = true;
	}
	if ( (typeof wikEdText == 'object') && (wikEd.wikEdTextAdded === false) ) {
		wikEd.AddToObject(wikEd.text, wikEdText, wikEd.config.text);
		wikEd.wikEdTextAdded = true;
	}

	// detect already loaded external scripts
	if (wikEd.externalScripts === null) {
		wikEd.externalScripts = [];
		var pageScripts = document.getElementsByTagName('script');
		for (var i = 0; i < pageScripts.length; i ++) {
			var scriptSrc = pageScripts[i].src;
			var regExpMatchName = scriptSrc.match(/\btitle=([^&]*)/);
			if (regExpMatchName === null) {
				regExpMatchName = scriptSrc.match(/\/([^\/]*?)($|\?)/);
			}
			if (regExpMatchName !== null) {
				var scriptName = regExpMatchName[1] || '';
				if (scriptName !== '') {

					// ignore other diff.js scripts
					if ( (scriptName == 'diff.js') && (scriptSrc != wikEd.config.diffScriptSrc) ) {
						continue;
					}

					// ignore resource loader
					if (scriptName == 'load.php') {
						continue;
					}

					wikEd.externalScripts[scriptName] = pageScripts[i];
					wikEd.externalScriptsString += scriptName + '\n';
				}
			}
		}
	}

	// detect developer version
	if (wikEd.externalScripts['wikEd_dev.js'] !== undefined) {
		wikEd.testVersion = true;
	}

	// exit if executed as Greasemonkey script if wiki user script is available
	if (typeof GM_getValue == 'function') {
		if (wikEd.externalScripts['wikEd.js'] !== undefined) {
			wikEd.greasemonkey = false;
			return;
		}
		else {
			wikEd.greasemonkey = true;
		}
	}

	// detect wikEd running as a gadget
	if (wikEd.config.gadget === null) {
		if (wikEd.externalScripts['MediaWiki:Gadget-wikEd.js'] !== undefined) {
			wikEd.config.gadget = true;
		}
	}

	// set installation type
	if (wikEd.config.gadget === true) {
		wikEd.installationType += ' G';
	}
	else if (wikEd.greasemonkey === true) {
		wikEd.installationType += ' GM';
	}

	// detect MediaWiki page and its skin
	wikEd.InitMediaWikiSkinIds();
	for (var skin in wikEd.config.mediaWikiSkinIds) {
		if (Object.prototype.hasOwnProperty.call(wikEd.config.mediaWikiSkinIds, skin) === true) {
			var logoContainerId = wikEd.config.mediaWikiSkinIds[skin][0];
			var logoToList = wikEd.config.mediaWikiSkinIds[skin][1];
			var rearrange = wikEd.config.mediaWikiSkinIds[skin][2];
			var skinIds = wikEd.config.mediaWikiSkinIds[skin][3];
			var enableLocalPreview = wikEd.config.mediaWikiSkinIds[skin][4];
			for (var i = 0; i < skinIds.length; i ++) {
				if (document.getElementById(skinIds[i]) === null) {
					break;
				}
			}
			if (i == skinIds.length) {
				wikEd.logoContainerId = logoContainerId;
				wikEd.skin = skin;
				wikEd.rearrange = rearrange;
				wikEd.logoToList = logoToList;
				wikEd.enableLocalPreview = enableLocalPreview;
				break;
			}
		}
	}

	// not a MediaWiki page
	if (wikEd.skin === '') {
		return;
	}

	// initialize user configurable variables
	wikEd.InitGlobalConfigs();

	// import custom text and translations
	wikEd.AddToObject(wikEd.config.text, wikEd.text);

	// do not rearrange page elements
	if (wikEd.config.noRearrange !== false) {
		wikEd.rearrange = false;
	}

	// initialize non-configurable variables
	wikEd.InitGlobals();

	// check for updates
	wikEd.AutoUpdate();

	// initialize images (needed here for logo)
	wikEd.InitImages();

	// load css for edit and non-edit pages
	wikEd.InitMainCSS();

	// add stylesheet definitions
	wikEd.ApplyCSS(document, wikEd.config.mainCSS);

	// add image path to image filename
	if (wikEd.logo === null) {

		// create logo
		wikEd.logo = document.createElement('img');
		wikEd.logo.id = 'wikEdLogoImg';

		// insert logo into page
		var logoContainer;
		if (wikEd.logoContainerId !== '') {
			logoContainer = document.getElementById(wikEd.logoContainerId);
		}
		if (logoContainer !== null) {

			// logo as last element of specified list (e.g. monobook, simple, myskin, gumax)
			if (wikEd.logoToList === true) {
				wikEd.logoList = document.createElement('li');
				wikEd.logoList.id = 'wikEdLogoList';
				wikEd.logoList.className = 'wikEdLogoList';
				wikEd.logoList.appendChild(wikEd.logo);
				var list;
				if (logoContainer.tagName == 'UL') {
					list = logoContainer;
				}
				else {
					list = logoContainer.getElementsByTagName('ul')[0];
				}
				if (list !== undefined) {
					list.appendChild(wikEd.logoList);
					wikEd.logo.className = 'wikEdLogo';
				}
			}

			// logo as last child of specified element
			else {
				logoContainer.appendChild(wikEd.logo);
				wikEd.logo.className = 'wikEdLogo';
			}
		}

		// logo as first page element, fallback for undetected skin
		if (wikEd.logo.className === '') {
			document.body.insertBefore(wikEd.logo, document.body.firstChild);
			wikEd.logo.className = 'wikEdLogoFallBack';
		}

		// add event listeners to logo
		wikEd.logo.addEventListener('click', wikEd.MainSwitch, true);
		wikEd.logo.addEventListener('click', wikEd.DebugInfo, true);
	}

	// page loaded flag for dynamically loaded scripts
	wikEd.pageLoaded = true;

	// load the external wikEd diff library script if not already done
	if ( (wikEd.config.loadDiffScript === true) && (wikEd.externalScripts['diff.js'] === undefined) ) {
		if (WikEdDiff === undefined) {
			var sep = '&';
			if (wikEd.config.diffScriptSrc.indexOf('?') == -1) {
				sep = '?';
			}
			wikEd.externalScripts['diff.js'] = wikEd.AppendScript(wikEd.config.diffScriptSrc + sep + wikEd.programVersion);
		}
	}

	// load the external wikEdDiff script if not already done
	if ( (wikEd.config.loadDiff === true) && (wikEd.externalScripts['wikEdDiff.js'] === undefined) ) {
		if (wikEd.Diff === undefined) {
			var sep = '&';
			if (wikEd.config.diffSrc.indexOf('?') == -1) {
				sep = '?';
			}
			wikEd.externalScripts['wikEdDiff.js'] = wikEd.AppendScript(wikEd.config.diffSrc + sep + wikEd.programVersion);
		}
	}

	// init syntax highlighting regExp object
	wikEd.HighlightSyntaxInit();

	// check if disabled
	wikEd.disabled = wikEd.GetSavedSetting('wikEdDisabled', wikEd.config.disabledPreset);
	if (wikEd.disabled === true) {
		wikEd.useWikEd = false;
		window.wikEdUseWikEd = wikEd.useWikEd;
		wikEd.SetLogo();
		return;
	}

	// location search string function: put all used images and icons on an empty page
	if (/(\?|&)wikEd=iconPage\b/i.test(window.location.search) === true) {
		var str = wikEd.config.text.iconPage;
		for (var imageKey in wikEd.config.image) {
			if (Object.prototype.hasOwnProperty.call(wikEd.config.image, imageKey) === true) {
				var imageAddress = wikEd.config.image[imageKey];
				if (typeof imageAddress == 'string') {
					str += '<img src="' + imageAddress + '"> ';
				}
			}
		}
		document.body.innerHTML = str;
		return;
	}

	// continue setup
	wikEd.TurnOn(true);

	return;
};


//
// wikEd.TurnOn: continue setup, can be called repeatedly
//

wikEd.TurnOn = function (scrollToEditFocus) {

	// check if setup was already run
	if (wikEd.turnedOn === true) {
		return;
	}

	// set error logo
	wikEd.SetLogo('error');

	// check for active code editor and .js or .css page
	wikEd.CodeEditorCheck();

	// no id, no wikEd
	if (window.navigator.appName === null) {
		wikEd.browserNotSupported = true;
	}

	// check browser versions
	switch (wikEd.browserName) {

		// check Mozilla version
		case 'Mozilla':
			if (
				(wikEd.browserFlavor == 'Firefox') && (wikEd.browserVersion < 1.5) ||
				(wikEd.browserFlavor == 'Netscape') && (wikEd.browserVersion < 8.0) ||
				(wikEd.browserFlavor == 'SeaMonkey') && (wikEd.browserVersion < 1.0)
			) {
				wikEd.browserNotSupported = true;
			}
			break;

		// check MSIE version
		case 'MSIE':
			wikEd.browserNotSupported = true;
			break;

		// check Opera version
		case 'Opera':
			if (wikEd.browserVersion < 15) {

				// too buggy (inserthtml, parentNode...)
				wikEd.browserNotSupported = true;
			}
			break;

		// check Google Chrome version
		case 'Chrome':
			if (wikEd.browserVersion < 0.2) {
				wikEd.browserNotSupported = true;
			}

			// Chrome bug https://code.google.com/p/chromium/issues/detail?id=528382, version 45.0.2454.85 - 45.0.2454.93
			else if (wikEd.browserVersion == 45) {
				var regExpMatch = /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/.exec( wikEd.browserVersionStr );
				if ( ( regExpMatch !== null ) && ( regExpMatch[ 3 ] == 2454 ) && ( regExpMatch[ 4 ] >= 85 ) && ( regExpMatch[ 4 ] < 93 ) ) {
					wikEd.browserNotSupported = true;
				}
			}
			break;

		// check Safari version
		case 'Safari':
			if (wikEd.browserVersion < 500) {
				wikEd.browserNotSupported = true;
			}
			break;
	}

	// browser or version not supported, set error message and exit
	if ( (wikEd.browserNotSupported === true) && (wikEd.config.skipBrowserTest === false) ) {
		wikEd.disabled = true;
		wikEd.SetLogo('browser');
		return;
	}

	// get form elements
	var array;
	array = document.getElementsByName('wpEdittime');
	if (array[0] !== undefined) {
		wikEd.edittime = array[0].value;
	}
	array = document.getElementsByName('wpStarttime');
	if (array[0] !== undefined) {
		wikEd.starttime = array[0].value;
	}
	array = document.getElementsByName('wpAutoSummary');
	if (array[0] !== undefined) {
		wikEd.autoSummary = array[0].value;
	}
	array = document.getElementsByName('wpEditToken');
	if (array[0] !== undefined) {
		wikEd.editToken = array[0].value;
	}

	// page type detection

	// detect custom edit page
	if (wikEd.config.customEditFormId !== '') {
		wikEd.editForm = document.getElementById(wikEd.config.customEditFormId);
	}
	if (wikEd.config.customTextAreaId !== '') {
		wikEd.textarea = document.getElementById(wikEd.config.customTextAreaId);
	}
	if (wikEd.config.customSaveButtonId !== '') {
		wikEd.saveButton = document.getElementById(wikEd.customwikEdSaveButtonId);
	}

	// detect standard edit page
	if (wikEd.textarea === null) {

		// HotCat injects this textarea into non-edit pages
		var textarea = document.getElementsByName('wpTextbox1')[0];
		if ( (textarea !== undefined) && (textarea.type != 'hidden') ) {
			wikEd.textarea = textarea;
		}
	}
	if (wikEd.editForm === null) {
		wikEd.editForm = document.getElementById('editform');
	}
	if (wikEd.saveButton === null) {
		wikEd.saveButton = document.getElementById('wpSave');
	}
	wikEd.diffPreviewButton = document.getElementById('wpDiff');
	wikEd.previewButton = document.getElementById('wpPreview');
	wikEd.editArticle = true;

	// detect read-only edit page
	if ( (wikEd.textarea !== null) && (wikEd.editForm === null) && (wikEd.saveButton === null) ) {
		wikEd.editReadOnly = true;
		wikEd.editArticle = false;
		wikEd.readOnly = true;
	}

	// detect semantic forms extension
	else if (wikEd.textarea === null) {
		wikEd.editForm = document.getElementById('sfForm');
		wikEd.textarea = document.getElementById('sf_free_text');
		if ( (wikEd.editForm !== null) && (wikEd.textarea !== null) ) {
			wikEd.editArticle = false;
			wikEd.editSemanticForm = true;
		}

		// detect edit raw watchlist page
		else {
			wikEd.textarea = document.getElementById('mw-input-wpTitles');

			// old version
			if (wikEd.textarea === null) {
				wikEd.textarea = document.getElementById('titles');
			}
			if (wikEd.textarea !== null) {
				wikEd.editArticle = false;
				wikEd.editWatchlist = true;

				// get watchlist edit form
				var node = wikEd.textarea;
				while (node !== null) {
					node = node.parentNode;
					if (node.tagName == 'FORM') {
						break;
					}
				}
				wikEd.editForm = node;

				// get watchlist submit button
				var saveButton = document.getElementsByClassName('mw-htmlform-submit')[0];
				if ( (saveButton === undefined) && (wikEd.editForm !== null) ) {
					wikEd.saveButton = saveButton;
					var submits = wikEd.editForm.getElementsByTagName('input');
					for (var i = 0; i < submits.length; i ++) {
						if (submits[i].type == 'submit') {
							wikEd.saveButton = submits[i];
							break;
						}
					}
				}
			}
		}

		// detect upload page
		if ( (wikEd.textarea === null) || (wikEd.editForm === null) || (wikEd.saveButton === null) ) {
			var textarea = document.getElementsByName('wpUploadDescription')[0];
			var editForm = document.getElementById('mw-upload-form');
			var saveButton = document.getElementsByName('wpUpload')[0];
			if ( (textarea !== undefined) && (editForm !== null) && (saveButton !== undefined) ) {
				wikEd.textarea = textarea;
				wikEd.editForm = editForm;
				wikEd.saveButton = saveButton;
				wikEd.editArticle = false;
				wikEd.editUpload = true;
				wikEd.rearrange = false;
			}
		}

		// detect view and restore deleted pages (no id on textarea)
		if ( (wikEd.textarea === null) || (wikEd.editForm === null) || (wikEd.saveButton === null) ) {
			var forms = document.getElementsByTagName('form');
			var i = 0;
			var form;
			while ( (form = forms[i ++]) !== undefined) {
				if (/\btitle=Special:Undelete\b/i.test(form.action) === true) {
					var textareas = document.getElementsByTagName('textarea');
					var j = 0;
					var textarea;
					while ( (textarea = textareas[j ++]) !== undefined) {
						if (textarea.readOnly === true) {
							wikEd.textarea = textarea;
							wikEd.previewButton = document.getElementsByName('preview')[0] || null;
							wikEd.editArticle = false;
							wikEd.viewDeleted = true;
							wikEd.rearrange = true;
							break;
						}
					}
				}
				break;
			}
		}
	}

	// set page detection error indicator
	if (wikEd.textarea === null) {
		wikEd.SetLogo();
		return;
	}

	// do not turn on when code editor is active
	if ( ( wikEd.useCodeEditor === true) || ( wikEd.useCodeMirror === true ) ) {
		wikEd.disabled = true;
		wikEd.SetLogo('incompatible', 'Code Editor');
		return;
	}

	// check if the textarea is read-only
	if (wikEd.config.skipReadOnlyTest === false) {
		if ( (wikEd.textarea.getAttribute('readonly') !== null) || (wikEd.saveButton === null) ) {
			wikEd.readOnly = true;
		}
	}

	// check for section edits
	var section = document.getElementsByName('wpSection');
	if (
		section !== null &&
		section.length > 0 &&
		/^\d+$/.test(section[0].value) === true
	) {
		wikEd.editSection = section[0].value;
	}

	// get missing wg variables from footer link (code copied to wikEdDiff.js)
	if (wikEd.wikiGlobals.wgArticlePath === undefined) {
		var printfooter = document.body.getElementsByClassName('printfooter')[0];
		if (printfooter !== undefined) {
			var articleLink = printfooter.getElementsByTagName('a')[0];
			if (articleLink !== undefined) {
				var regExpMatch = /^(https?:\/\/[^\/]*)(\/([^\/]*\/)*)([^\/]*)$/.exec(articleLink.href);
				if (regExpMatch !== null) {
					wikEd.wikiGlobals.wgServer = regExpMatch[1];
					wikEd.wikiGlobals.wgArticlePath = regExpMatch[1] + regExpMatch[2] + '$1';
					wikEd.wikiGlobals.wgPageName = regExpMatch[4] || '';
					wikEd.wikiGlobals.wgTitle = decodeURIComponent( regExpMatch[4].replace(/_/g, ' ') );
				}
			}
		}
	}

	// get missing wg variables from form action url
	if (wikEd.wikiGlobals.wgScript === undefined) {
		var form = wikEd.editForm;
		if ( form !== null && form.action.indexOf( '/Special:EditWatchlist' ) !== -1 ) {
			form = document.getElementById( 'searchform' );
		}
		if ( form !== null && form.action.indexOf( '/index.php' ) !== -1 ) {
			wikEd.wikiGlobals.wgScript = form.action.replace(/^https?:\/\/[^\/]*|\?.*$/g, '');
			wikEd.wikiGlobals.wgScriptPath = wikEd.wikiGlobals.wgScript.replace(/\/index\.php/, '');
		}
	}

	// get current page name
	wikEd.pageName = wikEd.wikiGlobals.wgPageName;

	// get current namespace
	if (wikEd.pageName !== null) {
		var colonPos = wikEd.pageName.indexOf(':');
		if (colonPos == -1) {
			wikEd.pageNamespace = '';
		}
		else {
			wikEd.pageNamespace = wikEd.pageName.substr(0, colonPos);
		}
	}

	// get MediaWiki file paths
	wikEd.GetPaths();

	// check if we can call external API for redlink detection
	var regExpDomains = new RegExp('//(.*?\\.)?(' + wikEd.config.externalApiDomains.replace(/\s*,\s*/g, '|').replace(/\./g, '\\.') + '$)', 'g');
	wikEd.useExternalApi = regExpDomains.test(window.location.origin);

	// get page elements
	wikEd.catLinks = document.getElementById('catlinks');

	// check if mw.loader is available
	if ( (window.mw !== undefined) && (window.mw.loader !== undefined) && (window.mw.config !== undefined) ) {
		wikEd.loader = true;
	}

	// get wikibase defaults for linkification
	wikEd.wikibase.currentSite = {};
	wikEd.wikibase.currentSite.globalSiteId = wikEd.config.wbGlobalSiteId;
	wikEd.wikibase.repoUrl = wikEd.config.wbRepoUrl;
	wikEd.wikibase.repoArticlePath = wikEd.config.wbRepoArticlePath;

	// get wikibase infos
	if (wikEd.loader === true) {

		// prevent error if module is not installed
		try {
			window.mw.loader.using('wikibase.client.currentSite', function () {
				wikEd.wikibase.currentSite = window.mw.config.get('wbCurrentSite');
			});
		}
		catch (exception) {
		}

		try {
			window.mw.loader.using('wikibase.repoAccess', function () {
				wikEd.wikibase.repoUrl = window.mw.config.get('wbRepoUrl');
				wikEd.wikibase.repoArticlePath = window.mw.config.get('wbRepoArticlePath');
			});
		}
		catch (exception) {
		}
	}

	// initialize frame css, main css, buttons, and button bars
	wikEd.InitFrameCSS();
	wikEd.InitMainEditCSS();
	wikEd.InitButton();
	wikEd.InitButtonKey();
	wikEd.InitButtonBar();
	wikEd.InitHistoryLength();
	wikEd.InitIncompatibleScripts();

	// check for incompatible scripts
	var incompatible = '';
	if (wikEd.config.skipScriptTest === false) {
		for (var key in wikEd.config.incompatibleScripts) {
			if (Object.prototype.hasOwnProperty.call(wikEd.config.incompatibleScripts, key) === true) {
				var regExp = new RegExp(wikEd.config.incompatibleScripts[key].replace(/\.js$/g, ''), 'gim');
				if (regExp.test(wikEd.externalScriptsString) === true) {
					if (incompatible !== '') {
						incompatible += ', ';
					}
					incompatible += key;
				}
			}
		}
	}

	// detect incompatible add-ons
	if (wikEd.config.skipAddonTest === false) {

		// Ginger add-on breaks undo history, corrupts text (<tag><!-- -->)
		if (document.body.getAttribute('ginger_software_stylesheet') !== null) {
			if (incompatible !== '') {
				incompatible += ', ';
			}
			incompatible += 'Ginger';
		}
	}

	// incompatible script or add-on error
	if (incompatible !== '') {
		wikEd.disabled = true;
		wikEd.SetLogo('incompatible', incompatible);
		return;
	}

	// define Unicode characters for fixing function
	wikEd.InitUnicode();

	// detect if we add a new section (+ tab)
	if (/(\?|&)section=new\b/.test(window.location.search) === true) {
		wikEd.addNewSection = true;
	}
	else {
		var section = document.getElementsByName('wpSection');
		if ( (section[0] !== undefined) && (section[0].value == 'new') ) {
			wikEd.addNewSection = true;
		}
	}

	// get initial textarea dimensions
	wikEd.textareaBorderHeight = parseInt(wikEd.GetStyle(wikEd.textarea, 'borderTopWidth'), 10) + parseInt(wikEd.GetStyle(wikEd.textarea, 'borderBottomWidth'), 10);
	if (wikEd.GetStyle(wikEd.textarea, 'display') != 'none') {
		wikEd.textareaOffsetHeightInitial = wikEd.textarea.offsetHeight;
	}
	else {
		wikEd.textareaOffsetHeightInitial = wikEd.textarea.parentNode.clientHeight;
	}
	wikEd.textareaOffsetHeightInitial = wikEd.textarea.offsetHeight;
	wikEd.textareaHeight = (wikEd.textarea.offsetHeight - wikEd.textareaBorderHeight) + 'px';
	wikEd.textareaWidth = '100%';

	// setup the undo buffers and save the original text for local changes view
	wikEd.origVersion = wikEd.textarea.value;

	// add stylesheet definitions
	wikEd.ApplyCSS(document, wikEd.config.mainEditCSS);

	// get button settings from saved settings
	wikEd.using = wikEd.GetSavedSetting('wikEdSummaryUsing', wikEd.config.usingPreset);
	wikEd.useWikEd = ! wikEd.GetSavedSetting('wikEdUseClassic', ! wikEd.config.useWikEdPreset);
	wikEd.highlightSyntax = ! wikEd.GetSavedSetting('wikEdSyntaxOff', ! wikEd.config.highlightSyntaxPreset);
	wikEd.fullScreenMode = wikEd.GetSavedSetting('wikEdFullscreen', wikEd.config.fullScreenModePreset);
	wikEd.closeToolbar = wikEd.GetSavedSetting('wikEdCloseToolbar', wikEd.config.closeToolbarPreset);
	wikEd.refHide = wikEd.GetSavedSetting('wikEdRefHide', wikEd.config.refHidePreset);
	window.wikEdUseWikEd = wikEd.useWikEd;
	if (wikEd.config.tableMode === true) {
		wikEd.tableMode = wikEd.refHide;
	}
	else {
		wikEd.tableMode = false;
	}

	// detect preview page
	if (/(\?|&)action=submit\b/.test(window.location.search) === true) {
		wikEd.previewPage = true;
	}

	// disable wikEd for Lupin's autoedit scripts
	if (/(\?|&)autoedit=/.test(window.location.search) === true) {
		wikEd.useWikEd = false;
		window.wikEdUseWikEd = wikEd.useWikEd;
	}

	// disable wikEd for .js and .css pages
	if ( (wikEd.jsPage === true) || (wikEd.cssPage === true) ) {
		wikEd.noSpellcheck = true;
		if (wikEd.origVersion.length > 20000) {
			wikEd.useWikEd = false;
			window.wikEdUseWikEd = wikEd.useWikEd;
		}
		else {
			wikEd.highlightSyntax = false;
		}
	}

	// disable highlighting for module namespace (Scribunto/Lua templates)
	if (wikEd.wikiGlobals.wgCanonicalNamespace == 'Module') {
		wikEd.noSpellcheck = true;
		wikEd.highlightSyntax = false;
	}

	// no spellcheck for watchlist editing
	if (wikEd.editWatchlist === true) {
		wikEd.noSpellcheck = true;
	}

	// disable spellchecker for textarea
	if (wikEd.noSpellcheck === true) {
		wikEd.textarea.setAttribute('spellcheck', false);
	}

	// preset frame related styles to avoid browser crashes
	var styleFrameWrapperPosition;
	var styleFrameWrapperVisibility;
	var styleTextareaWrapperPosition;
	var styleTextareaWrapperVisibility;
	if (wikEd.useWikEd === true) {
		styleFrameWrapperPosition = 'static';
		styleFrameWrapperVisibility = 'visible';
		styleTextareaWrapperPosition = 'absolute';
		styleTextareaWrapperVisibility = 'hidden';
	}
	else {
		styleFrameWrapperPosition = 'absolute';
		styleFrameWrapperVisibility = 'hidden';
		styleTextareaWrapperPosition = 'static';
		styleTextareaWrapperVisibility = 'visible';
	}

	// find proper insertion point of input wrapper

	// inside the wikiEditor interface
	var wikiEditor = document.body.getElementsByClassName('wikiEditor-ui')[0];
	if (wikiEditor !== undefined) {
		wikEd.wikiEditor = wikiEditor;
		wikEd.wikiEditorFrame = wikEd.wikiEditor.getElementsByTagName('IFRAME')[0] || null;
		wikEd.wikiEditorTop = document.body.getElementsByClassName('wikiEditor-ui-top')[0] || null;
		wikEd.wikiEditorLeft = document.body.getElementsByClassName('wikiEditor-ui-left')[0] || null;
		wikEd.wikiEditorBar = document.body.getElementsByClassName('wikiEditor-ui-toolbar')[0] || null;
		wikEd.wikiEditorBottom = document.body.getElementsByClassName('wikiEditor-ui-bottom')[0] || null;
		wikEd.wikiEditorText = document.body.getElementsByClassName('wikiEditor-ui-text')[0] || null;
		wikEd.textareaContainer = wikEd.wikiEditor;
		if (wikEd.wikiEditorBar === null) {
			wikEd.SetLogo('incompatible', 'WikiEditor (delayed)');
			return;
		}
	}

	// before original textarea container (multiple nested containers for semantic forms)
	else {
		var node = wikEd.textarea;
		var parent = node.parentNode;
		while (wikEd.GetFirstChildNode(parent) == wikEd.GetLastChildNode(parent) ) {
			if (/^(SPAN|DIV|P)$/.test(parent.nodeName) === false) {
				break;
			}
			node = parent;
			parent = node.parentNode;
		}
		wikEd.textareaContainer = node;
	}

	// create input wrapper, contains the whole wikEd and wikiEditor user interface, is the fullscreen container
	wikEd.inputWrapper = document.createElement('div');
	wikEd.inputWrapper.id = 'wikEdInputWrapper';
	wikEd.inputWrapper.className = 'wikEdInputWrapper';
	if (wikEd.wikiEditor !== null) {
		wikEd.inputWrapper = wikEd.wikiEditor.parentNode.insertBefore(wikEd.inputWrapper, wikEd.wikiEditor);
		wikEd.inputWrapper.appendChild(wikEd.wikiEditor);
	}
	else {
		wikEd.textareaContainer.parentNode.insertBefore(wikEd.inputWrapper, wikEd.textareaContainer);
	}

	// create editor wrapper, contains captcha, toolbar, debug, buttons bar, textarea, toc, but not the summary
	wikEd.editorWrapper = document.createElement('div');
	wikEd.editorWrapper.id = 'wikEdEditorWrapper';
	wikEd.editorWrapper.className = 'wikEdEditorWrapper';
	if (wikEd.wikiEditor !== null) {
		wikEd.wikiEditor.parentNode.insertBefore(wikEd.editorWrapper, wikEd.wikiEditor);
		wikEd.editorWrapper.appendChild(wikEd.wikiEditor);
	}
	else {
		wikEd.inputWrapper.appendChild(wikEd.editorWrapper);
	}

	// create buttons wrapper for toolbar, wikiEditor, and wikEd button bars
	wikEd.buttonsWrapper = document.createElement('div');
	wikEd.buttonsWrapper.id = 'wikEdButtonsWrapper';
	wikEd.buttonsWrapper.className = 'wikEdButtonsWrapper';
	if (wikEd.wikiEditor !== null) {
		wikEd.wikiEditorBar.parentNode.insertBefore(wikEd.buttonsWrapper, wikEd.wikiEditorBar);
		wikEd.buttonsWrapper.appendChild(wikEd.wikiEditorBar);
	}
	else {
		wikEd.editorWrapper.appendChild(wikEd.buttonsWrapper);
	}

	// create toolbar wrapper
	wikEd.toolbarWrapper = document.createElement('div');
	wikEd.toolbarWrapper.id = 'wikEdToolbarWrapper';
	wikEd.toolbarWrapper.className = 'wikEdToolbarWrapper';
	wikEd.buttonsWrapper.appendChild(wikEd.toolbarWrapper);

	// fill toolbar wrapper
	wikEd.toolbar = document.getElementById('toolbar');
	if (wikEd.toolbar !== null) {
		wikEd.toolbarWrapper.appendChild(wikEd.toolbar);
	}
	if (wikEd.wikiEditorBar !== null) {
		wikEd.toolbarWrapper.appendChild(wikEd.wikiEditorBar);
	}
	wikEd.buttonsWrapper.appendChild(wikEd.toolbarWrapper);

	// create debug textarea wrapper
	wikEd.debugWrapper = document.createElement('div');
	wikEd.debugWrapper.id = 'wikEdDebugWrapper';
	wikEd.debugWrapper.className = 'wikEdDebugWrapper';
	wikEd.debugWrapper.style.display = 'none';
	wikEd.editorWrapper.insertBefore(wikEd.debugWrapper, wikEd.editorWrapper.firstChild);

	// create captcha wrapper
	if ( (wikEd.rearrange === true) && (wikEd.readOnly === false) ) {
		wikEd.captchaWrapper = document.createElement('div');
		wikEd.captchaWrapper.id = 'wikEdCaptchaWrapper';
		wikEd.captchaWrapper.className = 'wikEdCaptchaWrapper';
		wikEd.editorWrapper.insertBefore(wikEd.captchaWrapper, wikEd.editorWrapper.firstChild);
	}

	// create editor wrapper, contains toolbar, textarea, toc, but not the summary
	wikEd.editWrapper = document.createElement('div');
	wikEd.editWrapper.id = 'wikEdEditWrapper';
	wikEd.editWrapper.className = 'wikEdEditWrapper';
	if (wikEd.wikiEditor !== null) {
		wikEd.textarea.parentNode.appendChild(wikEd.editWrapper);
	}
	else {
		wikEd.inputWrapper.appendChild(wikEd.editWrapper);
	}

	// create textarea wrapper
	wikEd.textareaWrapper = document.createElement('div');
	wikEd.textareaWrapper.id = 'wikEdTextareaWrapper';
	wikEd.textareaWrapper.className = 'wikEdTextareaWrapper';
	wikEd.textareaWrapper.style.position = styleTextareaWrapperPosition;
	wikEd.textareaWrapper.style.visibility = styleTextareaWrapperVisibility;
	wikEd.editWrapper.appendChild(wikEd.textareaWrapper);

	// create frame wrapper
	wikEd.frameWrapper = document.createElement('div');
	wikEd.frameWrapper.id = 'wikEdFrameWrapper';
	wikEd.frameWrapper.className = 'wikEdFrameWrapper';
	wikEd.frameWrapper.style.position = styleFrameWrapperPosition;
	wikEd.frameWrapper.style.visibility = styleFrameWrapperVisibility;
	wikEd.textareaWrapper.parentNode.appendChild(wikEd.frameWrapper);

	// create console wrapper for buttons, summary, and submit
	if (wikEd.rearrange === true) {
		wikEd.consoleWrapper = document.createElement('div');
		wikEd.consoleWrapper.id = 'wikEdConsoleWrapper';
		wikEd.consoleWrapper.className = 'wikEdConsoleWrapper';
		wikEd.inputWrapper.appendChild(wikEd.consoleWrapper);
	}

	// create button bar wrapper
	wikEd.buttonBarWrapper = document.createElement('div');
	wikEd.buttonBarWrapper.id = 'wikEdButtonBarWrapper';
	wikEd.buttonBarWrapper.className = 'wikEdButtonBarWrapper';
	wikEd.buttonsWrapper.appendChild(wikEd.buttonBarWrapper);

	// create summary wrapper for summary, minor edit, and watch this page
	if (wikEd.rearrange === true) {
		wikEd.summaryWrapper = document.createElement('div');
		wikEd.summaryWrapper.id = 'wikEdSummaryWrapper';
		wikEd.summaryWrapper.className = 'wikEdSummaryWrapper';

		// add summary above the edit field if we add a new section (+ tab)
		if (wikEd.addNewSection === true) {
			wikEd.consoleTopWrapper = document.createElement('div');
			wikEd.consoleTopWrapper.id = 'wikEdConsoleTopWrapper';
			wikEd.consoleTopWrapper.className = 'wikEdConsoleTopWrapper';
			wikEd.consoleTopWrapper.appendChild(wikEd.summaryWrapper);
			wikEd.inputWrapper.insertBefore(wikEd.consoleTopWrapper, wikEd.inputWrapper.firstChild);
		}
		else {
			wikEd.consoleWrapper.appendChild(wikEd.summaryWrapper);
		}

		// create summary input wrapper
		wikEd.summaryInputWrapper = document.createElement('div');
		wikEd.summaryInputWrapper.id = 'wikEdSummaryInputWrapper';
		wikEd.summaryInputWrapper.className = 'wikEdSummaryInputWrapper';
		wikEd.summaryWrapper.appendChild(wikEd.summaryInputWrapper);

		// create minor edit and watch page wrapper
		wikEd.editOptionsWrapper = document.createElement('div');
		wikEd.editOptionsWrapper.id = 'wikEdEditOptionsWrapper';
		wikEd.editOptionsWrapper.className = 'wikEdEditOptionsWrapper';

		// create submit wrapper for submit elements
		wikEd.submitWrapper = document.createElement('div');
		wikEd.submitWrapper.id = 'wikEdSubmitWrapper';
		wikEd.submitWrapper.className = 'wikEdSubmitWrapper';
		wikEd.consoleWrapper.appendChild(wikEd.submitWrapper);

		// create submit buttons wrapper for submit buttons and help links
		wikEd.submitButtonsWrapper = document.createElement('div');
		wikEd.submitButtonsWrapper.id = 'wikEdSubmitButtonsWrapper';
		wikEd.submitButtonsWrapper.className = 'wikEdSubmitButtonsWrapper';
	}

	// create preview wrapper for preview and diff box
	if (wikEd.enableLocalPreview !== false) {
		wikEd.localPrevWrapper = document.createElement('div');
		wikEd.localPrevWrapper.id = 'wikEdLocalPrevWrapper';
		wikEd.localPrevWrapper.className = 'wikEdLocalPrevWrapper';
		wikEd.localPrevWrapper.style.display = 'none';
		if (wikEd.rearrange === true) {
			wikEd.inputWrapper.appendChild(wikEd.localPrevWrapper);
		}
		else if (wikEd.saveButton !== null) {
			wikEd.saveButton.parentNode.appendChild(wikEd.localPrevWrapper);
		}
		else if (wikEd.previewButton !== null) {
			wikEd.previewButton.parentNode.appendChild(wikEd.localPrevWrapper);
		}
		else if (wikEd.diffPreviewButton !== null) {
			wikEd.diffPreviewButton.parentNode.appendChild(wikEd.localPrevWrapper);
		}
	}

	// create insert wrapper for insert special chars links
	if (wikEd.rearrange === true) {
		wikEd.insertWrapper = document.createElement('div');
		wikEd.insertWrapper.id = 'wikEdInsertWrapper';
		wikEd.insertWrapper.className = 'wikEdInsertWrapper';
		wikEd.inputWrapper.appendChild(wikEd.insertWrapper);
	}

	// fill the wrappers

	// create debug textarea and add to debug wrapper
	wikEd.debug = document.createElement('textarea');
	wikEd.debug.id = 'wikEdDebugTextarea';
	wikEd.debug.className = 'wikEdDebugTextarea';
	wikEd.debug.rows = 20;
	wikEd.debug.setAttribute('spellcheck', false);
	wikEd.debugWrapper.appendChild(wikEd.debug);

	// display startup error messages
	if (wikEd.config.debugStartUp !== '') {
		wikEd.Debug(wikEd.config.debugStartUp);
	}

	// wikEdDiff enhanced ajax diff
	if (typeof wikEd.diffTable == 'object') {
		if ( (wikEd.diffTable !== null) && (wikEd.diff === true) ) {
			if (wikEd.Diff !== undefined) {
				wikEd.Diff();
			}
		}
	}

	// hide toolbar wrapper
	if (wikEd.closeToolbar === true) {
		wikEd.toolbarWrapper.style.display = 'none';
	}
	else {
		wikEd.toolbarWrapper.style.display = 'block';
	}

	// call wikibits:mwSetupToolbar() now because it would terminate with an error after setting textarea to display: none
	if (wikEd.toolbar !== null) {
		if (wikEd.toolbar.getElementsByTagName('IMG').length === 0) {
			if (window.mwSetupToolbar !== undefined) {
				window.mwSetupToolbar();
				window.removeEventListener('load', window.mwSetupToolbar, false);
			}
		}
	}

	// dropdowns from toolbar should go over wikEd toolbar
	if (wikEd.wikiEditorBar !== null) {
		wikEd.wikiEditorBar.style.zIndex = '5';
	}

	// move editpage-copywarn out of summary wrapper
	// needs to be done before appending editOptions to summary wrapper otherwise a linebreak stays (Mozilla bug)
	if (wikEd.rearrange === true) {
		var copywarn = document.getElementById('editpage-copywarn');
		if (copywarn !== null) {
			wikEd.inputWrapper.parentNode.insertBefore(copywarn, wikEd.inputWrapper.nextSibling);
			copywarn.style.clear = 'both';
		}
	}

	// add a link to the wikEd help page
	var editHelp = document.getElementsByClassName('editHelp')[0];
	if (editHelp !== undefined) {
		if (typeof wikEd.config.helpPageLink == 'string') {
			wikEd.editHelp = document.createElement('span');
			wikEd.editHelp.id = 'wikEdEditHelp';
			wikEd.editHelp.className = 'wikEdEditHelp';
			wikEd.editHelp.innerHTML = wikEd.config.helpPageLink.replace(/\{wikEdHomeBaseUrl\}/g, wikEd.config.homeBaseUrl);
			editHelp.parentNode.insertBefore(wikEd.editHelp, editHelp.nextSibling);
		}
	}

	// add submit buttons to submit wrapper, leaving only checkboxes in editOptions
	if (wikEd.rearrange === true) {
		var editButtons = document.getElementsByClassName('editButtons')[0];
		if (editButtons === undefined) {
			if (wikEd.saveButton !== null) {

				// edit watchlist, semantic forms
				if (wikEd.editWatchlist === true) {
					editButtons = wikEd.saveButton;
				}

				// semantic forms
				else {
					editButtons = wikEd.saveButton.parentNode;
				}
			}
			else if (wikEd.previewButton !== null) {

				// edit watchlist
				if (wikEd.editWatchlist === true) {
					editButtons = wikEd.previewButton;
				}
				else {
					editButtons = wikEd.previewButton.parentNode;
				}
			}
			else if (wikEd.diffPreviewButton !== null) {
				editButtons = wikEd.diffPreviewButton.parentNode;
			}
		}
		if ( (editButtons !== undefined) && (editButtons !== null) ) {
			wikEd.submitButtonsWrapper.appendChild(editButtons);
		}
	}

	// get edit checkboxes
	var editCheckboxes;
	if (wikEd.editForm !== null) {
		editCheckboxes = wikEd.editForm.getElementsByClassName('editCheckboxes')[0];
	}

	// non-standard page (old, semantic forms...)
	if (editCheckboxes === undefined) {
		var checkbox = document.getElementById('wpMinoredit');
		if (checkbox === null) {
			checkbox = document.getElementById('wpWatchthis');
		}
		var summary = document.getElementsByName('wpSummary')[0];
		if ( (summary !== undefined) && (checkbox !== null) ) {

			// get checkbox container, e.g. semantic forms <p>
			if ( (summary.nextSibling == checkbox.parentNode) || (summary.parentNode.nextSibling == checkbox.parentNode) ) {
				editCheckboxes = checkbox.parentNode;
				editCheckboxes.className = 'wikEdEditCheckboxes';
			}

			// old MediaWiki versions: create edit options container
			else {
				editCheckboxes = document.createElement('div');
				editCheckboxes.id = 'wikEdEditCheckboxes';
				editCheckboxes.className = 'wikEdEditCheckboxes';
				if (summary.nextSibling == checkbox) {
					var node = checkbox;
					while (node !== null) {
						var nextNode = node.nextSibling;
						editCheckboxes.appendChild(node);
						node = nextNode;
					}
				}
			}
		}
	}

	// add summary elements to summary input wrapper
	if (wikEd.rearrange === true) {
		wikEd.summaryLabel = document.getElementById('wpSummaryLabel');
		if (wikEd.summaryLabel !== null) {
			wikEd.summaryInputWrapper.appendChild(wikEd.summaryLabel);
		}
		wikEd.summaryText = document.getElementsByName('wpSummary')[0] || null;
		if (wikEd.summaryText !== null) {
			wikEd.summaryInputWrapper.appendChild(wikEd.summaryText);
		}
	}

	// add submit buttons, edit options, and edit help to submit wrapper
	if (wikEd.submitWrapper !== null) {
		if (wikEd.submitButtonsWrapper !== null) {
			wikEd.submitWrapper.appendChild(wikEd.submitButtonsWrapper);
		}
		if (wikEd.editOptionsWrapper !== null) {
			wikEd.submitWrapper.appendChild(wikEd.editOptionsWrapper);
			if (editCheckboxes !== undefined) {
				wikEd.editOptionsWrapper.appendChild(editCheckboxes);

				// remove linebreak before minor edit checkbox
				var node = editCheckboxes.firstChild;
				while (node !== null) {
					if (node.tagName !== null) {
						if (node.tagName == 'BR') {
							node.parentNode.removeChild(node);
							break;
						}
					}
					node = node.nextSibling;
				}
			}
		}
	}

	// add empty editOptions to wikEdConsoleWrapper
	if (wikEd.consoleWrapper !== null) {
		var editOptions = document.getElementsByClassName('editOptions')[0];
		if (editOptions !== undefined) {
			wikEd.consoleWrapper.appendChild(editOptions);
		}
	}

	// add textBoxTable or textarea to textarea wrapper
	wikEd.textBoxTable = document.getElementById('textBoxTable');
	if (wikEd.textBoxTable !== null) {
		wikEd.textareaWrapper.appendChild(wikEd.textBoxTable);
	}
	else {
		wikEd.textareaWrapper.appendChild(wikEd.textarea);
	}

	// fill captcha wrapper with elements between form and textarea (table)
	if (wikEd.captchaWrapper !== null) {
		if ( (wikEd.editUpload === false) && (wikEd.editWatchlist === false) ) {
			var node = wikEd.editForm.firstChild;
			while (node !== null) {
				if ( (node == wikEd.inputWrapper) || (node == wikEd.wikiEditor) || (node == wikEd.captchaWrapper)  ) {
					break;
				}
				var nextNode = node.nextSibling;
				if (node.tagName != 'INPUT') {
					wikEd.captchaWrapper.appendChild(node);
				}
				node = nextNode;
			}
		}
	}

	// create editing frame wrapper
	wikEd.frameOuter = document.createElement('div');
	wikEd.frameOuter.id = 'wikEdFrameOuter';
	wikEd.frameOuter.className = 'wikEdFrameOuter';
	wikEd.frameWrapper.appendChild(wikEd.frameOuter);

	wikEd.frameInner = document.createElement('div');
	wikEd.frameInner.id = 'wikEdFrameInner';
	wikEd.frameInner.className = 'wikEdFrameInner';
	wikEd.frameOuter.appendChild(wikEd.frameInner);

	// remove frame border if textarea has none
	if (wikEd.textareaBorderHeight === 0) {
		wikEd.frameInner.style.borderWidth = '0';
		wikEd.frameOuter.style.borderWidth = '0';
	}

	// create editing frame and initialize after iframe loading
	wikEd.frame = document.createElement('iframe');
	wikEd.frame.addEventListener('load', wikEd.FrameLoadHandler, false);
	wikEd.frame.id = 'wikEdFrame';
	wikEd.frame.className = 'wikEdFrame';
	wikEd.frameInner.appendChild(wikEd.frame);

	// set frame height and width, border divs shrink around
	wikEd.frameBorderHeight = parseInt(wikEd.GetStyle(wikEd.frameOuter, 'borderTopWidth'), 10) + parseInt(wikEd.GetStyle(wikEd.frameOuter, 'borderBottomWidth'), 10) + parseInt(wikEd.GetStyle(wikEd.frameInner, 'borderTopWidth'), 10) + parseInt(wikEd.GetStyle(wikEd.frameInner, 'borderBottomWidth'), 10);
	wikEd.frameHeight = (wikEd.textareaOffsetHeightInitial - wikEd.frameBorderHeight) + 'px';
	wikEd.frame.style.height = wikEd.frameHeight;

	wikEd.frameBorderWidth = parseInt(wikEd.GetStyle(wikEd.frameOuter, 'borderLeftWidth'), 10) + parseInt(wikEd.GetStyle(wikEd.frameOuter, 'borderRightWidth'), 10) + parseInt(wikEd.GetStyle(wikEd.frameInner, 'borderLeftWidth'), 10) + parseInt(wikEd.GetStyle(wikEd.frameInner, 'borderRightWidth'), 10);
	wikEd.frameWidth = (wikEd.editorWrapper.clientWidth - wikEd.frameBorderWidth) + 'px';
	wikEd.frame.style.width = wikEd.frameWidth;

	// generate button bars and add them to the buttons wrapper
	// form wrapper added against summary input submit defaulting to this button
	if (wikEd.readOnly === false) {
		wikEd.buttonBarFormat = wikEd.MakeButtonBar(wikEd.config.buttonBar.format);
		wikEd.buttonBarWrapper.appendChild(wikEd.buttonBarFormat);

		wikEd.buttonBarTextify = wikEd.MakeButtonBar(wikEd.config.buttonBar.textify);
		wikEd.buttonBarWrapper.appendChild(wikEd.buttonBarTextify);
	}

	wikEd.buttonBarControl = wikEd.MakeButtonBar(wikEd.config.buttonBar.control);
	wikEd.buttonBarWrapper.appendChild(wikEd.buttonBarControl);

	if (wikEd.config.buttonBar.custom1[6].length > 0) {
		wikEd.buttonBarCustom1 = wikEd.MakeButtonBar(wikEd.config.buttonBar.custom1);
		wikEd.buttonBarWrapper.appendChild(wikEd.buttonBarCustom1);
	}

	wikEd.buttonBarFind = wikEd.MakeButtonBar(wikEd.config.buttonBar.find);
	wikEd.buttonBarWrapper.appendChild(wikEd.buttonBarFind);

	// inactivate replace buttons for read-only pages
	if (wikEd.readOnly === true) {
		document.getElementById('wikEdReplaceAll').className = 'wikEdButtonInactive';
		document.getElementById('wikEdReplacePrev').className = 'wikEdButtonInactive';
		document.getElementById('wikEdReplaceNext').className = 'wikEdButtonInactive';
	}

	if (wikEd.readOnly === false) {
		wikEd.buttonBarFix = wikEd.MakeButtonBar(wikEd.config.buttonBar.fix);
		wikEd.buttonBarWrapper.appendChild(wikEd.buttonBarFix);
	}

	if (wikEd.config.buttonBar.custom2[6].length > 0) {
		wikEd.buttonBarCustom2 = wikEd.MakeButtonBar(wikEd.config.buttonBar.custom2);
		wikEd.buttonBarWrapper.appendChild(wikEd.buttonBarCustom2);
	}

	var br = document.createElement('br');
	br.style.clear = 'both';
	wikEd.buttonsWrapper.appendChild(br);
	wikEd.caseSensitive = document.getElementById('wikEdCaseSensitive');
	wikEd.regExp = document.getElementById('wikEdRegExp');
	wikEd.findAhead = document.getElementById('wikEdFindAhead');
	wikEd.findText = document.getElementById('wikEdFindText');
	wikEd.replaceText = document.getElementById('wikEdReplaceText');

	// add preview box top bar to submit wrapper
	wikEd.buttonBarPreview = wikEd.MakeButtonBar(wikEd.config.buttonBar.preview);
	if ( (wikEd.rearrange === true) && (wikEd.submitWrapper !== null) ) {
		if ( (wikEd.fullScreenMode === true) && (wikEd.editArticle === true) && (wikEd.useWikEd === true) ) {
			wikEd.buttonBarPreview.style.display = 'none';
		}
		wikEd.submitWrapper.appendChild(wikEd.buttonBarPreview);
	}

	// add pasted button bar to frame wrapper
	wikEd.buttonBarPasted = wikEd.MakeButtonBar(wikEd.config.buttonBar.pasted);
	wikEd.buttonBarPasted.style.visibility = 'hidden';
	wikEd.frameInner.insertBefore(wikEd.buttonBarPasted, wikEd.frameInner.firstChild);

	// add article and diff preview containers and their bottom bar to preview wrapper
	if (wikEd.localPrevWrapper !== null) {

		// article preview
		wikEd.previewArticle = document.createElement('div');
		wikEd.previewArticle.id = 'wikEdPreviewArticle';
		wikEd.previewArticle.className = 'wikEdPreviewArticle';
		wikEd.previewArticle.display = 'none';
		wikEd.localPrevWrapper.appendChild(wikEd.previewArticle);

		// diff preview
		wikEd.previewDiff = document.createElement('div');
		wikEd.previewDiff.id = 'wikEdPreviewDiff';
		wikEd.previewDiff.className = 'wikEdPreviewDiff';
		wikEd.previewDiff.display = 'none';
		wikEd.localPrevWrapper.appendChild(wikEd.previewDiff);

		// add preview container bottom bar to preview wrapper
		wikEd.buttonBarPreview2 = wikEd.MakeButtonBar(wikEd.config.buttonBar.preview2);
		wikEd.localPrevWrapper.appendChild(wikEd.buttonBarPreview2);
	}

	// add jump box to standard preview
	wikEd.wikiPreview = document.getElementById('wikiPreview');
	if (wikEd.wikiPreview !== null) {
		if (wikEd.wikiPreview.firstChild !== null) {
			wikEd.buttonBarJump = wikEd.MakeButtonBar(wikEd.config.buttonBar.jump);
			wikEd.wikiPreview.insertBefore(wikEd.buttonBarJump, wikEd.wikiPreview.firstChild);
		}
	}

	// add insert special chars to insert wrapper
	if (wikEd.insertWrapper !== null) {
		var insert = document.getElementById('mw-edittools-charinsert');
		if (insert === null) {
			insert = document.getElementById('editpage-specialchars');
		}
		if (insert !== null) {
			wikEd.insertWrapper.appendChild(insert);
		}
	}

	// wrappers filled

	// add local preview button next to submit button
	if (wikEd.enableLocalPreview !== false) {
		var previewSpan = document.createElement('span');
		previewSpan.innerHTML = wikEd.MakeButtonCode(82, 'button');
		if (wikEd.previewButton !== null) {
			wikEd.previewButton.parentNode.insertBefore(previewSpan, wikEd.previewButton.nextSibling);
		}
		else if (wikEd.saveButton !== null) {
			wikEd.saveButton.parentNode.insertBefore(previewSpan, wikEd.saveButton.nextSibling);
		}
		else {
			wikEd.submitWrapper.insertBefore(previewSpan, wikEd.submitWrapper.firstChild);
		}

		// add local diff button next to submit button
		if ( ( (wikEd.diffPreviewButton !== null) || (wikEd.editWatchlist === true) ) && (wikEd.readOnly === false) ) {
			var diffSpan = document.createElement('span');
			diffSpan.innerHTML = wikEd.MakeButtonCode(83, 'button');
			if (wikEd.diffPreviewButton !== null) {
				wikEd.diffPreviewButton.parentNode.insertBefore(diffSpan, wikEd.diffPreviewButton.nextSibling);
			}
			else if (previewSpan !== null) {
				previewSpan.parentNode.insertBefore(diffSpan, previewSpan.nextSibling);
			}
			else if (wikEd.previewButton !== null) {
				wikEd.previewButton.parentNode.insertBefore(diffSpan, wikEd.previewButton.nextSibling);
			}
		}
	}

	// correct tab order between check boxes and submits
	wikEd.frame.tabIndex = wikEd.textarea.tabIndex;

	// initialize image buttons
	wikEd.Button(document.getElementById('wikEdRefHide'),         'wikEdRefHide', null, wikEd.refHide);
	wikEd.Button(document.getElementById('wikEdHighlightSyntax'), 'wikEdHighlightSyntax', null, wikEd.highlightSyntax);
	wikEd.Button(document.getElementById('wikEdUseWikEd'),        'wikEdUseWikEd', null, wikEd.useWikEd);
	wikEd.Button(document.getElementById('wikEdCloseToolbar'),    'wikEdCloseToolbar', null, wikEd.closeToolbar);
	wikEd.Button(document.getElementById('wikEdFullScreen'),      'wikEdFullScreen', null, wikEd.fullScreenMode);
	wikEd.Button(document.getElementById('wikEdUsing'),           'wikEdUsing', null, wikEd.using);
	wikEd.Button(document.getElementById('wikEdCaseSensitive'),   'wikEdCaseSensitive', null, false);
	wikEd.Button(document.getElementById('wikEdRegExp'),          'wikEdRegExp', null, false);
	wikEd.Button(document.getElementById('wikEdFindAhead'),       'wikEdFindAhead', null, wikEd.config.findAheadSelected);
	wikEd.Button(document.getElementById('wikEdClose'),           'wikEdClose', null, false, 'wikEdButton');
	wikEd.Button(document.getElementById('wikEdClose2'),          'wikEdClose2', null, false, 'wikEdButton');
	wikEd.Button(document.getElementById('wikEdTableMode'),       'wikEdTableMode', null, wikEd.tableMode);

	// grey out fullscreen button
	if ( (wikEd.editArticle === false) || (wikEd.useWikEd === false) ) {
		document.getElementById('wikEdFullScreen').className = 'wikEdButtonInactive';
	}

	// grey out close toolbar button
	if (wikEd.rearrange === false) {
		document.getElementById('wikEdCloseToolbar').className = 'wikEdButtonInactive';
	}

	// hide typo fix button until typo fix rules are loaded and parsed
	wikEd.fixRegExTypo = document.getElementById('wikEdFixRegExTypo');
	if (wikEd.fixRegExTypo !== null) {
		wikEd.fixRegExTypo.style.display = 'none';
	}

	// add a clear summary button left to the summary input field
	if (wikEd.summaryText !== null) {
		var clearSummaryForm = document.createElement('form');
		clearSummaryForm.id = 'wikEdClearSummaryForm';
		clearSummaryForm.className = 'wikEdClearSummaryForm';
		wikEd.summaryText.parentNode.insertBefore(clearSummaryForm, wikEd.summaryText);

		wikEd.clearSummary = document.createElement('button');
		wikEd.clearSummary.id = 'wikEdClearSummary';
		wikEd.clearSummary.className = 'wikEdClearSummary';
		wikEd.clearSummary.alt = wikEd.config.text['wikEdClearSummary alt'];
		wikEd.clearSummary.title = wikEd.config.text['wikEdClearSummary title'];
		clearSummaryForm.appendChild(wikEd.clearSummary);

		wikEd.clearSummaryImg = document.createElement('img');
		wikEd.clearSummaryImg.id = 'wikEdClearSummaryImg';
		wikEd.clearSummaryImg.src = wikEd.config.image['clearSummary'];
		wikEd.clearSummaryImg.alt = 'Clear summary';
		wikEd.clearSummary.appendChild(wikEd.clearSummaryImg);

		// remember button width, might be without image
		wikEd.clearSummaryWidth = wikEd.clearSummary.offsetWidth;

		// make the summary a combo box
		var summaryComboInput = document.createElement('span');
		summaryComboInput.id = 'wikEdSummaryComboInput';
		summaryComboInput.className = 'wikEdSummaryComboInput';
		summaryComboInput = wikEd.summaryText.parentNode.insertBefore(summaryComboInput, wikEd.summaryText);

		wikEd.summaryText = wikEd.summaryText.parentNode.removeChild(wikEd.summaryText);
		wikEd.summaryText.className = 'wikEdSummaryText';
		wikEd.summaryTextWidth = wikEd.summaryWrapper.offsetWidth - wikEd.summaryInputWrapper.offsetWidth;
		if (wikEd.summaryTextWidth < 150) {
			wikEd.summaryTextWidth = 150;
		}
		wikEd.summaryText.style.width = wikEd.summaryTextWidth + 'px';

		wikEd.summarySelect = document.createElement('select');
		wikEd.summarySelect.id = 'wikEdSummarySelect';
		wikEd.summarySelect.className = 'wikEdSummarySelect';

		summaryComboInput.appendChild(wikEd.summaryText);
		summaryComboInput.appendChild(wikEd.summarySelect);

		// repair summary combo css (e.g. Wikisource MediaWiki:Common.css/Tweaks.css)
		wikEd.summaryText.style.setProperty('position', 'absolute', 'important');
	}

	// shorten submit button texts
	if (wikEd.previewButton !== null) {
		wikEd.previewButton.value = wikEd.config.text.shortenedPreview;
	}
	if (wikEd.diffPreviewButton !== null) {
		wikEd.diffPreviewButton.value = wikEd.config.text.shortenedChanges;
	}

	// set up combo input boxes with history
	wikEd.fieldHist ['find'] = [];
	wikEd.savedName.find = 'wikEdFindHistory';
	wikEd.inputElement.find = new Object(wikEd.findText);
	wikEd.selectElement.find = new Object(document.getElementById('wikEdFindSelect'));
	wikEd.selectElement.find.title = wikEd.config.text['wikEdFindSelect title'];

	wikEd.fieldHist ['replace'] = [];
	wikEd.savedName.replace = 'wikEdReplaceHistory';
	wikEd.inputElement.replace = new Object(wikEd.replaceText);
	wikEd.selectElement.replace = new Object(document.getElementById('wikEdReplaceSelect'));
	wikEd.selectElement.replace.title = wikEd.config.text['wikEdReplaceSelect title'];

	if (wikEd.summaryInputWrapper !== null) {
		wikEd.fieldHist ['summary'] = [];
		wikEd.savedName.summary = 'wikEdSummaryHistory';
		wikEd.inputElement.summary = new Object(wikEd.summaryText);
		wikEd.selectElement.summary = new Object(document.getElementById('wikEdSummarySelect'));
		wikEd.selectElement.summary.title = wikEd.config.text['wikEdSummarySelect title'];
	}

	// adjust the select field widths to that of the text input fields
	wikEd.ResizeComboInput('find');
	wikEd.ResizeComboInput('replace');
	if (wikEd.summaryText !== null) {
		wikEd.ResizeComboInput('summary');
	}

	// hide the button bars per saved setting
	if (wikEd.buttonBarFormat !== null) {
		wikEd.ButtonBarInit(wikEd.buttonBarFormat);
	}
	if (wikEd.buttonBarTextify !== null) {
		wikEd.ButtonBarInit(wikEd.buttonBarTextify);
	}
	if (wikEd.buttonBarControl !== null) {
		wikEd.ButtonBarInit(wikEd.buttonBarControl);
	}
	if (wikEd.buttonBarCustom1 !== null) {
		wikEd.ButtonBarInit(wikEd.buttonBarCustom1);
	}
	if (wikEd.buttonBarFind !== null) {
		wikEd.ButtonBarInit(wikEd.buttonBarFind);
	}
	if (wikEd.buttonBarFix !== null) {
		wikEd.ButtonBarInit(wikEd.buttonBarFix);
	}
	if (wikEd.buttonBarCustom2 !== null) {
		wikEd.ButtonBarInit(wikEd.buttonBarCustom2);
	}

	// copy page warnings above edit window
	if ( (wikEd.config.doCloneWarnings === true) && (wikEd.editForm !== null) ) {
		if ( (wikEd.clonedWarnings === false) && (wikEd.previewPage === false) && (/(.*\n){2}/.test(wikEd.origVersion) ) === true) {
			var divs = document.getElementsByTagName('div');
			var divWarnings = [];
			var editnoticeArea = false;
			for (var i = 0; i < divs.length; i ++) {
				var div = divs[i];
				if (/editnotice/.test(div.id) === true) {
					if (editnoticeArea === false) {
						divWarnings.push(div);
						editnoticeArea = true;
					}
				}
				else if (/mw-.*?warning/.test(div.className) === true) {
					divWarnings.push(div);
				}
			}

			// create clone wrapper
			if (divWarnings.length > 0) {
				var cloneWrapper = document.createElement('div');
				cloneWrapper.id = 'wikEdClonedWarnings';
				var cloneNote = document.createElement('div');
				cloneNote.id = 'wikEdClonedWarningsNote';
				cloneNote.innerHTML = wikEd.config.text['clonedWarningsNote'];
				cloneWrapper.appendChild(cloneNote);
				for (var i = 0; i < divWarnings.length; i ++) {
					var clone = divWarnings[i].cloneNode(true);

					// ignore redlink-only edit warnings
					var html = clone.innerHTML;
					html = html.replace(/<a\b[^>].*?\bclass="new"[^>]*>(.|\n)*?<\/a>/g, '');
					html = html.replace(/<(.|\n)*?>/g, '');
					html = html.replace(/\s*/g, '');
					if (html === '') {
						continue;
					}

					cloneWrapper.appendChild(clone);
					wikEd.clonedWarnings = true;
				}
				if (wikEd.clonedWarnings === true) {
					wikEd.inputWrapper.parentNode.insertBefore(cloneWrapper, wikEd.inputWrapper);
				}
			}
		}
	}

	// init and resize frame after buttons and summary are in place, wait until iframe has been loaded
	if (wikEd.frameLoaded === false) {
		wikEd.frame.addEventListener('load', wikEd.InitializeFrame, false);
	}
	else {
		wikEd.InitializeFrame();
	}

	// scroll to edit window and focus if not preview page or Semantic Form
	if ( (scrollToEditFocus === true) && (wikEd.previewPage === false) && (wikEd.editSemanticForm === false) ) {

		// focus the input field
		if ( (wikEd.config.focusEdit === true) && (wikEd.useWikEd === false) ) {
			wikEd.textarea.setSelectionRange(0, 0);
			wikEd.textarea.focus();
		}

		// scroll
		if ( (wikEd.fullScreenMode === false) && (wikEd.config.scrollToEdit === true) ) {
			window.scroll(0, wikEd.GetOffsetTop(wikEd.inputWrapper) - 2);
		}
	}

	// register edit button click events
	for (var buttonId in wikEd.editButtonHandler) {
		if (Object.prototype.hasOwnProperty.call(wikEd.editButtonHandler, buttonId) === true) {
			var buttonObj = document.getElementById(buttonId);
			if (buttonObj !== null) {
				buttonObj.addEventListener('click', wikEd.EditButtonHandler, true);
			}
		}
	}

	// register summary shrinking event after loading the 'Clear summary' image handler
	if (wikEd.clearSummaryImg !== null) {
		wikEd.clearSummaryImg.addEventListener('load', wikEd.ShrinkSummaryHandler, true);
	}

	// register summary resize event for window resizing
	window.addEventListener('resize', wikEd.ResizeWindowHandler, true);

	// register document events
	document.addEventListener('keydown', wikEd.KeyHandler, true);

	// dblclick on wrapper events
	wikEd.debugWrapper.addEventListener('dblclick', wikEd.DebugHandler, true);
	wikEd.localPrevWrapper.addEventListener('dblclick', wikEd.PrevWrapperHandler, true);

	// register find ahead events
	wikEd.findText.addEventListener('keyup', wikEd.FindAhead, true);

	// register submit button events
	if (wikEd.saveButton !== null) {
		wikEd.saveButton.addEventListener('click', wikEd.SaveButtonHandler, true);
	}
	if (wikEd.previewButton !== null) {
		wikEd.previewButton.addEventListener('click', wikEd.PreviewButtonHandler, true);
	}
	if (wikEd.diffPreviewButton !== null) {
		wikEd.diffPreviewButton.addEventListener('click', wikEd.DiffPreviewButtonHandler, true);
	}

	// set button bar grip area events
	if (wikEd.buttonBarFormat !== null) {
		wikEd.buttonBarFormat.firstChild.firstChild.addEventListener('click', wikEd.ButtonBarGripHandler, false);
	}
	if (wikEd.buttonBarTextify !== null) {
		wikEd.buttonBarTextify.firstChild.firstChild.addEventListener('click', wikEd.ButtonBarGripHandler, false);
	}
	if (wikEd.buttonBarControl !== null) {
		wikEd.buttonBarControl.firstChild.firstChild.addEventListener('click', wikEd.ButtonBarGripHandler, false);
	}
	if (wikEd.buttonBarCustom1 !== null) {
		if (wikEd.buttonBarCustom1.firstChild.firstChild !== null) {
			wikEd.buttonBarCustom1.firstChild.firstChild.addEventListener('click', wikEd.ButtonBarGripHandler, false);
		}
	}
	if (wikEd.buttonBarFind !== null) {
		wikEd.buttonBarFind.firstChild.firstChild.addEventListener('click', wikEd.ButtonBarGripHandler, false);
	}
	if (wikEd.buttonBarFix !== null) {
		wikEd.buttonBarFix.firstChild.firstChild.addEventListener('click', wikEd.ButtonBarGripHandler, false);
	}
	if (wikEd.buttonBarCustom2 !== null) {
		if (wikEd.buttonBarCustom2.firstChild.firstChild !== null) {
			wikEd.buttonBarCustom2.firstChild.firstChild.addEventListener('click', wikEd.ButtonBarGripHandler, false);
		}
	}

	// register combo box events
	if (wikEd.summarySelect !== null) {
		wikEd.summarySelect.addEventListener('change', function () { wikEd.ChangeComboInput('summary'); }, false);
		wikEd.summarySelect.addEventListener('focus', function () { wikEd.SetComboOptions('summary'); }, false);
	}
	if (wikEd.selectElement.find !== null) {
		wikEd.selectElement.find.addEventListener('change', function () { wikEd.ChangeComboInput('find'); }, false);
		wikEd.selectElement.find.addEventListener('focus', function () { wikEd.SetComboOptions('find'); }, false);
	}
	if (wikEd.selectElement.replace !== null) {
		wikEd.selectElement.replace.addEventListener('change', function () { wikEd.ChangeComboInput('replace'); }, false);
		wikEd.selectElement.replace.addEventListener('focus', function () { wikEd.SetComboOptions('replace'); }, false);
	}

	// register the clear summary click handler
	if (wikEd.clearSummary !== null) {
		wikEd.clearSummary.addEventListener('click', wikEd.ClearSummaryHandler, false);
	}

	// register double click handler on wiki preview area
	if (wikEd.wikiPreview !== null) {
		wikEd.wikiPreview.addEventListener('dblclick', wikEd.WikiPreviewHandler, false);
	}

	// register special char insert select handler for fullscreen resizing
	if (wikEd.insertWrapper !== null) {
		var select = wikEd.insertWrapper.getElementsByTagName('select')[0];
		if (select !== undefined) {
			select.addEventListener('change', wikEd.InsertChangeHandler, true);
		}
	}

	// select the text on focus for find and replace fields, tab/shift-tab between find and replace fields
	if (wikEd.findText !== null) {
		wikEd.findText.addEventListener('focus', wikEd.FindReplaceHandler, true);
		wikEd.findText.addEventListener('keydown', wikEd.FindReplaceHandler, true);
	}
	if (wikEd.replaceText !== null) {
		wikEd.replaceText.addEventListener('focus', wikEd.FindReplaceHandler, true);
		wikEd.replaceText.addEventListener('keydown', wikEd.FindReplaceHandler, true);
	}

	// check if dynamically inserted addon tags have to be removed: Web of Trust (WOT)
	if (document.getElementById('wot-logo') !== null) {
		wikEd.cleanNodes = true;
	}

	// override insertTags function used by standard button toolbar and editpage special chars with wikEd replacement

	// window.mw.toolbar.insertTags
	if ( (window.mw !== undefined) && (window.mw.toolbar !== undefined) && (typeof window.mw.toolbar.insertTags === 'function') ) {
		if (wikEd.InsertTagsOriginal === null) {
			wikEd.InsertTagsOriginal = window.mw.toolbar.insertTags;
		}
		window.mw.toolbar.insertTags = wikEd.InsertTags;
	}

	// deprecated insertTags function in wikibits.js
	else if (typeof window.insertTags == 'function') {
		if (wikEd.InsertTagsOriginal === null) {
			wikEd.InsertTagsOriginal = window.insertTags;
		}
		window.insertTags = wikEd.InsertTags;
	}

	if (typeof jQuery == 'function') {
		// hook wikEd into the enhanced new edit toolbar, not Greasemonkey compatible
		jQuery('#wpTextbox1').bind('encapsulateSelection', function (e, before, inside, after) {
			if (wikEd.useWikEd === true) {
				wikEd.InsertTags(before, after, inside);
			}
		});

		// allow other code to cause us to update the textarea via textSelection( 'getContents' )
		try {
			$( '#wpTextbox1' ).textSelection(
				'register',
				{
					getContents: function () {
						if ( wikEd && wikEd.useWikEd ) {
							wikEd.UpdateTextarea();
						}
						return $( this ).val();
					}
				}
			);
		} catch ( e ) {
			//  catch `Error: Another textSelection API was already registered`
			// When something else is registered should it unregister the existing one?
			// Or should it detect this earlier and not run at all?
		}
	}

	// update textarea before using UI LivePreview function, not Greasemonkey compatible
	if ( (typeof jQuery == 'function') && (typeof window.mw == 'object') ) {
		jQuery(window.mw).bind('LivePreviewPrepare', function (event) {
			if (wikEd.useWikEd === true) {
				wikEd.UpdateTextarea();
			}
		});
	}

	// override insertAtCursor function in wikia.com MediaWiki:Functions.js, not Greasemonkey compatible
	if (typeof window.insertAtCursor == 'function') {
		if (wikEd.InsertAtCursorOriginal === null) {
			wikEd.InsertAtCursorOriginal = window.insertAtCursor;
		}
		window.insertAtCursor = wikEd.InsertAtCursor;
	}

	// reset error indicator
	wikEd.SetLogo();
	wikEd.turnedOn = true;

	// get frame resize grip image dimensions
	var resizeGripImage = document.createElement('img');
	resizeGripImage.id = 'wikEdResizeGrip';
	resizeGripImage.addEventListener('load', wikEd.ResizeGripLoadHandler, true);
	resizeGripImage.src = wikEd.config.image['resizeGrip'];

	// remove accesskeys that are defined in wikEd from page elements
	wikEd.DeleteAccesskeys();

	// disable CodeEditor button when wikEd is active
	wikEd.DisableCodeEditorButton();

	// run scheduled custom functions
	wikEd.ExecuteHook(wikEd.config.setupHook);

	// load and parse RegExTypoFix rules if the button is enabled
	wikEd.LoadTypoFixRules();

	// done with setup and turn-on
	return;
};


//
// wikEd.GetPaths: get MediaWiki file paths from wikiGlobals if possible
//

wikEd.GetPaths = function () {

	// init MediaWiki file paths for use in regexps
	if (wikEd.wikiGlobals.wgServer !== undefined) {
		wikEd.server = wikEd.wikiGlobals.wgServer;
	}
	if (wikEd.wikiGlobals.wgArticlePath !== undefined) {
		wikEd.articlePath = wikEd.wikiGlobals.wgArticlePath;
	}
	if (wikEd.wikiGlobals.wgScriptPath !== undefined) {
		wikEd.scriptPath = wikEd.wikiGlobals.wgScriptPath;
	}
	if (wikEd.wikiGlobals.wgScript !== undefined) {
		wikEd.script = wikEd.wikiGlobals.wgScript;
	}

	wikEd.articlePath = wikEd.articlePath.replace(wikEd.server, '');
	wikEd.scriptPath = wikEd.scriptPath.replace(wikEd.server, '');
	wikEd.articlePath = wikEd.articlePath.replace(/\$1$/, '');
	wikEd.scriptPath = wikEd.scriptPath.replace(/\/?$/, '/');
	wikEd.scriptName = wikEd.script.replace(wikEd.scriptPath, '');
	wikEd.scriptURL = wikEd.server + wikEd.scriptPath;

	// prepare for use in regexps
	wikEd.server = wikEd.server.replace(/(\W)/g, '\\$1');
	wikEd.articlePath = wikEd.articlePath.replace(/(\W)/g, '\\$1');
	wikEd.script = wikEd.script.replace(/(\W)/g, '\\$1');
	wikEd.scriptPath = wikEd.scriptPath.replace(/(\W)/g, '\\$1');
	wikEd.scriptName = wikEd.scriptName.replace(/(\W)/g, '\\$1');

	return;
};


//
// wikEd.FrameLoadHandler: load handler for iframe
//   Chrome fires iframe load event immediately after element creation, Firefox fires much later and then deletes already added content

wikEd.FrameLoadHandler = function (event) {

	// remove event listener
	wikEd.frame.removeEventListener('load', wikEd.FrameLoadHandler, false);

	// set frame loaded flag
	wikEd.frameLoaded = true;

	return;
};


//
// wikEd.InitializeFrame: initialize editing iframe after loading
//

wikEd.InitializeFrame = function () {

	// remove event listener
	wikEd.frame.removeEventListener('load', wikEd.InitializeFrame, false);

	// get object shortcuts
	wikEd.frameWindow = wikEd.frame.contentWindow;
	wikEd.frameDocument = wikEd.frameWindow.document;
	wikEd.frameHtml = wikEd.frameDocument.documentElement;
	wikEd.frameBody = wikEd.frameDocument.body;
	if (!wikEd.frameBody) {
		return;
	}

	// set frame body properties
	if (wikEd.highlightSyntax === true) {
		if (wikEd.refHide === true) {
			wikEd.frameBody.className = 'wikEdFrameBodyNewbie';
		}
		else {
			wikEd.frameBody.className = 'wikEdFrameBodySyntax';
		}
	}
	else {
		wikEd.frameBody.className = 'wikEdFrameBodyPlain';
	}
	wikEd.frameBody.contentEditable = 'true';
	if (wikEd.noSpellcheck === true) {
		wikEd.frameBody.spellcheck = 'false';
	}

	// disable table resizing controls in Firefox
	try {
		wikEd.frameDocument.execCommand('enableObjectResizing', false, 'false');
		wikEd.frameDocument.execCommand('enableInlineTableEditing', false, 'false');
	}
	catch (exception) {
	}

	// display iframe, hide textarea, set fullscreen
	wikEd.SetEditArea(wikEd.useWikEd, true);

	// add frame stylesheets
	wikEd.frameHtml.className = 'wikEdFrameHtml';
	wikEd.direction = wikEd.GetStyle(document.body, 'direction');
	wikEd.frameBody.style.direction = wikEd.direction;
	wikEd.ApplyCSS(wikEd.frameDocument, wikEd.config.frameCSS);
	wikEd.HighlightNamedHideButtonsStylesheet = new wikEd.StyleSheet(wikEd.frameDocument);

	// copy textarea background style
	wikEd.textareaBackgroundColor = wikEd.GetStyle(wikEd.textarea, 'backgroundColor');
	if (wikEd.config.frameBackgroundColor === true) {
		wikEd.frameInner.style.setProperty('background-color', wikEd.textareaBackgroundColor);
	}

	// adjust font size (px)
	wikEd.textSizeInit = parseFloat(wikEd.GetStyle(wikEd.textarea, 'fontSize')) * wikEd.config.textSizeAdjust / 100;
	wikEd.textSize = wikEd.textSizeInit;
	wikEd.frameBody.style.fontSize = wikEd.textSize + 'px';

	// copy textarea content into iframe and focus
	if (wikEd.useWikEd === true) {
		wikEd.ScanPreviewRedlinks();
		wikEd.UpdateFrame();
		if ( (wikEd.config.focusEdit === true) && (wikEd.previewPage === false) && (wikEd.editSemanticForm === false) ) {
			wikEd.frameBody.focus();
		}
	}

	// make read only
	if (wikEd.readOnly === true) {
		wikEd.frameBody.contentEditable = 'false';
	}

	// register frame events
	wikEd.frameDocument.addEventListener('keydown', wikEd.KeyFrameHandler, true);
	wikEd.frameDocument.addEventListener('keyup', wikEd.KeyFrameHandler, true);
	wikEd.frameDocument.addEventListener('keypress', wikEd.KeyFrameHandler, true);
	wikEd.frameDocument.addEventListener('click', wikEd.KeyFrameHandler, true);

	wikEd.frameDocument.addEventListener('keydown', wikEd.KeyHandler, true);
	wikEd.frameDocument.addEventListener('mousemove', wikEd.ResizeGripHandler, true);
	wikEd.frameDocument.addEventListener('dblclick', wikEd.ResizeFrameResetHandler, true);

	// register paste events
	wikEd.frameDocument.addEventListener('paste', wikEd.PasteFrameHandler, true);
	wikEd.frameDocument.addEventListener('drop', wikEd.PasteFrameHandler, true);
	wikEd.frameDocument.addEventListener('paste', wikEd.KeyFrameHandler, true);

	// fullscreen mode
	if (wikEd.fullScreenMode === true) {
		wikEd.FullScreen(true, true);
	}

	// needed for upload and edit raw watchlist
	else {
		wikEd.ResizeWindowHandler();
	}

	// unload (leaving page) events
	window.addEventListener('pagehide', wikEd.UnloadHandler, false);

	return;
};


//
// wikEd.CodeEditorCheck: check for active code editor and .js or .css page
//

wikEd.CodeEditorCheck = function () {

	wikEd.jsPage = false;
	wikEd.cssPage = false;
	wikEd.useCodeEditor = false;

	// check if .js or .css page
	if ( (wikEd.wikiGlobals.wgCanonicalNamespace == 'MediaWiki') || ( (wikEd.wikiGlobals.wgCanonicalNamespace == 'User') && (wikEd.wikiGlobals.wgTitle.indexOf('/') >= 0) ) ) {
		if (/\.js$/.test(wikEd.wikiGlobals.wgTitle) === true) {
			wikEd.jsPage = true;

		}
		else if (/\.css$/.test(wikEd.wikiGlobals.wgTitle) === true) {
			wikEd.cssPage = true;
		}
	}

	// check for code editor cookies
	if ( ( wikEd.jsPage === true ) || ( wikEd.cssPage === true ) ) {
		if ( wikEd.wikiGlobals.wgPageContentModel === undefined ) {
			if ( wikEd.GetCookie( 'wikiEditor-0-codeEditor-enabled' ) == 1 ) {
				wikEd.useCodeEditor = true;
			}
		}
		else if ( wikEd.wikiGlobals.wgPageContentModel != 'wikitext' ) {
			if ( wikEd.GetCookie( 'wikiEditor-0-codeEditor-enabled' ) == 1 ) {
				wikEd.useCodeEditor = true;
			}
		}
	}

	// this can't work 100 %, because async...
	// not a problem for gadget, as it ensures this dependency is loaded
	if (
		( window.mw !== undefined ) &&
		( window.mw.loader !== undefined ) &&
		( window.mw.loader.using !== undefined )
	) {
		window.mw.loader.using( 'user.options' ).then(
			function() {
				if (
					( ( wikEd.jsPage === true ) || ( wikEd.cssPage === true) ) &&
					(window.mw.user.options.get( 'usebetatoolbar' ) == 1 )
				) {
					wikEd.useBetaToolbar = true;
					if ( window.mw.user.options.get('usecodeeditor') == 1 ) {
						wikEd.useCodeEditor = true;
					}
				}

				// CodeMirror extension for syntax highlighting
				if ( window.mw.user.options.get('codemirror-syntax-highlight') == 1 ) {
					wikEd.useCodeMirror = true;
				}
			}
		);
	}
	return;
};


//
// wikEd.DisableCodeEditorButton: disable CodeEditor button when wikEd is active
//

wikEd.DisableCodeEditorButton = function () {

	if ( (wikEd.config.disableCodeEditorButton === true) && ( (wikEd.useBetaToolbar === true) || (wikEd.wikiEditorBar !== null) ) ) {
		var buttons = document.body.getElementsByClassName('tool-button');
		var disabled = false;
		for (var i = 0; i < buttons.length; i ++) {
			var rel = buttons[i].getAttribute('rel');
			var title = buttons[i].getAttribute('title');
			if (rel == 'codeEditor') {
				var buttonClone = buttons[i].cloneNode(true);
				buttonClone.setAttribute('rel', rel + '_disabled_by_wikEd');
				buttonClone.setAttribute('title', title + wikEd.config.text['wikEdCodeEditorButtonDisabled']);
				buttons[i].style.display = 'none';
				buttons[i].parentNode.insertBefore(buttonClone, buttons[i]);
				disabled = true;
				break;
			}
		}

		// poll between 0.1 and 12 s
		if ( (disabled === false) && (wikEd.codeEditorButtonPollCount < 15) ) {
			var delay = 100 + wikEd.codeEditorButtonPollCount * 100;
			wikEd.codeEditorButtonPollCount ++;
			window.setTimeout(wikEd.DisableCodeEditorButton, delay);
		}
	}
	return;
};


//
// wikEd.DeleteAccesskeys: remove accesskeys that are defined in wikEd from page elements
//

wikEd.DeleteAccesskeys = function () {

	var accesskeyTags = ['textarea', 'input', 'a'];
	for (var i = 0; i < accesskeyTags.length; i ++) {
		var accesskeyElements = document.getElementsByTagName(accesskeyTags[i]);
		for (var j = 0; j < accesskeyElements.length; j ++) {
			var attribute = accesskeyElements[j].getAttribute('accesskey');
			if (attribute !== null) {
				if (wikEd.buttonKeyCode[ attribute.toUpperCase().charCodeAt(0) ] !== undefined) {
					accesskeyElements[j].setAttribute('accesskey', null);
				}
			}
		}
	}
	return;
};


//
// wikEd.AutoUpdate: check for the latest version and force-reload to update
//

wikEd.AutoUpdate = function () {

	// check only on non-interaction pages
	if (/(\?|&)action=/.test(window.location.search) === true) {
		return;
	}

	// check if autoupdate is enabled
	if (wikEd.config.autoUpdate !== true) {
		return;
	}

	// install bugfix (fix script duplication after @namespace change in version 0.9.127)
	if (wikEd.greasemonkey === true) {
		var currentVersion = wikEd.VersionToNumber(wikEd.programVersion);
		if (currentVersion < 9127000) {
			var updatePopup = wikEd.config.text.wikEdGreasemonkeyAutoUpdateBugfix;
			var updateURL = wikEd.config.autoUpdateScriptUrlBugfix;
			var protocol = document.location.href.replace(/\/\/.*/, '');
			updateURL = updateURL.replace(/^(?=\/\/)/, protocol);
			updatePopup = updatePopup.replace(/\{updateURL\}/g, updateURL);
			window.alert(updatePopup);
			window.location.href = updateURL;
		}
	}

	// check for forced update check
	var forcedUpdate = false;
	if (wikEd.config.forcedUpdate !== '') {

		// get version numbers from strings
		var currentVersion = wikEd.VersionToNumber(wikEd.programVersion);
		var forcedVersion = wikEd.VersionToNumber(wikEd.config.forcedUpdate);

		// schedule forced update check
		if ( (currentVersion !== '') && (forcedVersion !== '') ) {
			if (forcedVersion > currentVersion) {
				forcedUpdate = true;
			}
		}
	}

	// check for regular update
	var regularUpdate = false;
	var currentDate = new Date();
	if (forcedUpdate === false) {

		// get date of last update check
		var lastCheckStr = wikEd.GetPersistent('wikEdAutoUpdate');
		var lastCheckDate = new Date(lastCheckStr);

		// fix missing or corrupt saved setting
		if (isNaN(lastCheckDate.valueOf()) === true) {
			wikEd.SetPersistent('wikEdAutoUpdate', 'January 1, 1970', 0, '/');
			return;
		}

		// get the hours since last update check
		var diffHours = (currentDate - lastCheckDate) / 1000 / 60 / 60;
		if (wikEd.greasemonkey === true) {
			if (diffHours > wikEd.config.autoUpdateHoursGM) {
				regularUpdate = true;
			}
		}
		else if (diffHours > wikEd.config.autoUpdateHours) {
			regularUpdate = true;
		}
	}

	// perform AJAX request to get latest version number
	if ( (forcedUpdate === true) || (regularUpdate === true) ) {

		// save current update check date
		wikEd.SetPersistent('wikEdAutoUpdate', currentDate.toUTCString(), 0, '/');

		// make the ajax request
		wikEd.AjaxRequest('GET', wikEd.config.autoUpdateUrl, null, 'text/plain', function (ajax) {

			// get response
			var html = ajax.responseText;

			// get version numbers from strings
			var currentVersion = wikEd.VersionToNumber(wikEd.programVersion);
			var newVersion = wikEd.VersionToNumber(html);

			// check if downloaded version is newer and perform update
			if ( (currentVersion !== '') && (newVersion !== '') ) {
				if (newVersion > currentVersion) {
					wikEd.DoUpdate();
				}
			}
		});
	}
	return;
};


//
// wikEd.VersionToNumber: parse version string (1.22.333a) into number 122333097
//

wikEd.VersionToNumber = function (versionStr) {

	var regExpMatchVer = versionStr.match(/(\d+)\.(\d+)\.(\d+)(\w?)/);
	if (regExpMatchVer === null) {
		return '';
	}
	var versionNumber = Number(regExpMatchVer[1]) * 100000000 + Number(regExpMatchVer[2]) * 1000000 + Number(regExpMatchVer[3]) * 1000 + (regExpMatchVer[4] + '0').charCodeAt(0);
	return versionNumber;
};


//
// wikEd.DoUpdate: actually perform update
//

wikEd.DoUpdate = function () {

	// update Greasemonkey script by navigating to the script code page
	if (wikEd.greasemonkey === true) {
		var updatePopup = wikEd.config.text.wikEdGreasemonkeyAutoUpdate;
		updatePopup = updatePopup.replace(/\{updateURL\}/g, wikEd.config.autoUpdateUrl);
		window.alert(updatePopup);
		window.location.href = wikEd.config.autoUpdateScriptUrl;
	}

	// update wikEd by reloading the page with cache bypassing (equivalent to Shift-Reload or Shift-F5)
	else {
		window.location.reload(true);
	}
	return;
};


//
// wikEd.LoadTypoFixRules: load and parse RegExTypoFix rules if the button is enabled
//

wikEd.LoadTypoFixRules = function () {

	// load RegExTypoFix rules per Ajax if enabled
	if ( (wikEd.config.regExTypoFix === false) || (wikEd.readOnly === true) || (wikEd.typoRulesFind.length > 0) ) {
		return;
	}

	// make the ajax request
	var sep = '&';
	if (wikEd.config.regExTypoFixURL.indexOf('?') == -1) {
		sep = '?';
	}

	wikEd.AjaxRequest('GET', wikEd.config.regExTypoFixURL + sep + wikEd.programVersion, null, 'text/plain', function (ajax) {

		// get response
		var rulesTxt = ajax.responseText;

		// parse regexp rules
		var regExp = /<(?:Typo)?\s+(?:word="(.*?)"\s+)?find="(.*?)"\s+replace="(.*?)"\s*\/?>/g;
		var regExpMatch;
		while ( (regExpMatch = regExp.exec(rulesTxt)) !== null) {

			// check if this is a valid regexp
			var regExpFind;
			try {
				regExpFind = new RegExp(regExpMatch[2], 'gm');
			}
			catch (exception) {
				var msg = 'Invalid RegExTypoFix rule:\nfind=' + regExpMatch[2] + '\nreplace=' + regExpMatch[3];
				wikEd.ConsoleLog(msg);
				continue;
			}

			// save regexp and replace
			wikEd.typoRulesFind.push(regExpFind);
			wikEd.typoRulesReplace.push(regExpMatch[3]);
		}

		// display typo fix button
		if (wikEd.typoRulesFind.length > 0) {
			if (wikEd.fixRegExTypo !== null) {
				wikEd.fixRegExTypo.style.display = 'inline';
			}
		}
		return;
	});
	return;
};


//
// wikEd.EditButtonHandler: handler for clicks on edit buttons
//

wikEd.EditButtonHandler = function (event) {

	// execute the button click handler code, obj required in eval context
	var obj = event.currentTarget;
	eval(wikEd.editButtonHandler[obj.id]);
	return;
};


//
// wikEd.ShrinkSummaryHandler: shrink the summary after loading the 'Clear summary' image
//

wikEd.ShrinkSummaryHandler = function (event) {

	var diffWidth = wikEd.clearSummary.offsetWidth - wikEd.clearSummaryWidth;
	wikEd.inputElement.summary.style.width = (wikEd.inputElement.summary.offsetWidth - diffWidth) + 'px';
	wikEd.selectElement.summary.style.width = (wikEd.selectElement.summary.offsetWidth - diffWidth) + 'px';
	wikEd.clearSummaryWidth = wikEd.clearSummary.offsetWidth;
	return;
};


//
// wikEd.InsertChangeHandler: resize fullscreen after changing insert special char selection
//

wikEd.InsertChangeHandler = function (event) {
	if (wikEd.fullscreen === true) {
		wikEd.ResizeWindowHandler();
	}
};


//
// wikEd.ResizeWindowHandler: adjust fullscreen frame and summary width after resizing the window
//   browser's dynamic table resizing interferes if wikEd is inserted in table (Special:Upload)

wikEd.ResizeWindowHandler = function (event) {

	// fullscreen resizing
	if (wikEd.fullscreen === true) {
		var captchaHeight = wikEd.captchaWrapper.offsetHeight;
		var debugHeight = wikEd.debugWrapper.offsetHeight;
		var buttonsHeight = wikEd.buttonsWrapper.offsetHeight;

		var consoleTopHeight = 0;
		if (wikEd.consoleTopWrapper !== null) {
			consoleTopHeight = wikEd.consoleTopWrapper.offsetHeight;
		}

		var consoleHeight = wikEd.consoleWrapper.offsetHeight;

		var insertHeight = 0;
		if (wikEd.insertWrapper !== null) {
			insertHeight = wikEd.insertWrapper.offsetHeight;
		}

		var windowHeight = window.innerHeight;
		var frameHeight = windowHeight - captchaHeight - debugHeight - buttonsHeight - consoleTopHeight - consoleHeight - insertHeight - wikEd.frameBorderHeight;
		if (frameHeight < 100) {
			frameHeight = 100;
		}
		wikEd.frame.style.height = frameHeight + 'px';
		wikEd.frame.style.width = (wikEd.frameWrapper.clientWidth - wikEd.frameBorderWidth) + 'px';
	}

	// adjust frame size
	else {
		wikEd.frameWidth = (wikEd.frameWrapper.clientWidth - wikEd.frameBorderWidth) + 'px';
		wikEd.frame.style.height = wikEd.frameHeight;
		wikEd.frame.style.width = wikEd.frameWidth;
	}
	wikEd.ResizeSummary();
	return;
};


//
// wikEd.WikiPreviewHandler: event handler for wiki preview: scroll to edit field on double click
//

wikEd.WikiPreviewHandler = function (event) {

	// filter out selecting double clicks on text
	var sel = window.getSelection();

	// explicitOriginalTarget (Firefox)
	var textTarget = event.explicitOriginalTarget;
	if (textTarget !== undefined) {
		if (textTarget.nodeName == '#text') {
			return;
		}
	}

	// ignore for non-blank selection
	else if ( (sel !== null) && (/^\s*$/.test(sel.toString()) === false) ) {
		return;
	}
	sel.collapseToEnd();

	window.scroll(0, wikEd.GetOffsetTop(wikEd.inputWrapper));
	return;
};


//
// wikEd.UnloadHandler: save editing frame to cached textarea
//

wikEd.UnloadHandler = function (event) {

	// update textarea if not already done in submit handlers
	if (wikEd.useWikEd === true) {
		if (wikEd.textareaUpdated === false) {
			wikEd.UpdateTextarea();
		}
	}
	return;
};


//
// wikEd.SaveButtonHandler: 'Save page' onsubmit click handler for submit button
//

wikEd.SaveButtonHandler = function (event) {

	wikEd.saveButton.removeEventListener('click', wikEd.SaveButtonHandler, true);

	// update textarea
	if (wikEd.useWikEd === true) {
		wikEd.UpdateTextarea();
		wikEd.textareaUpdated = true;
	}

	// check for interfering scripts or gadgets: mwEmbed for file uploads
	if ( (wikEd.editUpload === true) && (window.MW_EMBED_VERSION !== undefined) ) {
		wikEd.saveButton.addEventListener('click', wikEd.SaveButtonHandler, true);
		return;
	}

	// add "using wikEd" to summary, not for adding a new section (+ tab)
	if (wikEd.summaryText !== null) {
		var text = wikEd.summaryText.value;
		text = text.replace(/^[, ]+/, '');
		text = text.replace(/[, ]+$/, '');
		wikEd.AddToHistory('summary');

		if ( (wikEd.using === true) && (text !== '') ) {
			if (text.lastIndexOf(wikEd.config.summaryUsing) < 0) {
				if (wikEd.addNewSection !== true) {
					text += ' ' + wikEd.config.summaryUsing;
				}
			}
		}
		wikEd.summaryText.value = text;
	}

	// submit
	wikEd.saveButton.click();

	// reinstate handler in case the browser back button will be used
	wikEd.saveButton.addEventListener('click', wikEd.SaveButtonHandler, true);

	return;
};


//
// wikEd.PreviewButtonHandler: 'Show preview' click handler
//

wikEd.PreviewButtonHandler = function (event) {

	if (wikEd.useWikEd === true) {
		wikEd.UpdateTextarea();
		wikEd.textareaUpdated = true;
	}
	return;
};


//
// wikEd.DiffPreviewButtonHandler: 'Show changes' click handler
//

wikEd.DiffPreviewButtonHandler = function (event) {

	// interrupt fullscreen mode
	if (wikEd.fullscreen === true) {
		wikEd.FullScreen(false);
	}

	if (wikEd.useWikEd === true) {
		wikEd.UpdateTextarea();
		wikEd.textareaUpdated = true;
	}
	return;
};


//
// wikEd.LinkifyHandler: open innermost highlighted link in new window/tab on ctrl/meta-click
//

wikEd.LinkifyHandler = function (event) {

	if ( (event.shiftKey === false) && ( (event.ctrlKey === true) || (event.metaKey === true) ) && (event.altKey === false) ) {
		var node = event.target;
		while (node !== null) {
			var id = node.id;
			if ( (id !== null) && (id.indexOf('wikEdWikiLink') === 0) ) {
				if (Object.prototype.hasOwnProperty.call(wikEd.wikiLinks, id) === true) {
					var linkUrl = wikEd.wikiLinks[id].url;
					event.stopPropagation();
					window.open(linkUrl);
					window.focus();
					break;
				}
			}
			node = node.parentNode;
		}
	}
	return;
};


//
// wikEd.ButtonBarGripHandler: click, mouseover handler, see also wikEd.ButtonBarInit()
//

wikEd.ButtonBarGripHandler = function (event) {

	event.stopPropagation();

	var grip = event.target;
	var gripWrapper = grip.parentNode;
	var buttonsWrapper = gripWrapper.nextSibling;
	var barInnerWrapper = gripWrapper.parentNode;
	var bar = barInnerWrapper.parentNode;
	if (event.type == 'click') {
		buttonsWrapper.style.position = 'static';

		// hide the buttons bar
		if (buttonsWrapper.className != 'wikEdButtonBarButtonsWrapperHidden') {
			buttonsWrapper.className = 'wikEdButtonBarButtonsWrapperHidden';
			barInnerWrapper.className = 'wikEdButtonBarInnerWrapperHidden';
			gripWrapper.className = 'wikEdButtonBarGripWrapperHidden';
			wikEd.buttonsWrapperWidth[bar.id] = buttonsWrapper.offsetWidth;
			buttonsWrapper.style.display = 'none';
			grip.addEventListener('mouseover', wikEd.ButtonBarGripHandler, false);
			wikEd.SetPersistent(bar.id + 'Hidden', '1', 0, '/');
		}

		// unhide the buttons bar
		else {
			buttonsWrapper.className = 'wikEdButtonBarButtonsWrapperVisible';
			barInnerWrapper.className = 'wikEdButtonBarInnerWrapperVisible';
			gripWrapper.className = 'wikEdButtonBarGripWrapperVisible';
			buttonsWrapper.style.display = 'block';
			grip.removeEventListener('mouseover', wikEd.ButtonBarGripHandler, false);
			wikEd.SetPersistent(bar.id + 'Hidden', '0', 0, '/');
		}
	}

	// show the buttons bar on mouseover
	else if (event.type == 'mouseover') {
		if (buttonsWrapper.className == 'wikEdButtonBarButtonsWrapperHidden') {
			bar.addEventListener('mouseout', wikEd.ButtonBarHandler, false);

			// browsers sometimes give offsetTop/offsetLeft - 1, + 0.5 seems to help

			// show buttons to the right
			if (bar.offsetParent.clientWidth > grip.offsetLeft + grip.offsetWidth + wikEd.buttonsWrapperWidth[bar.id] + 0.5) {
				buttonsWrapper.style.left = (grip.offsetLeft + grip.offsetWidth + 0.5) + 'px';
			}

			// show buttons to the left
			else {
				buttonsWrapper.style.left = (gripWrapper.offsetLeft - wikEd.buttonsWrapperWidth[bar.id] + 0.5) + 'px';
			}

			buttonsWrapper.style.top = (gripWrapper.offsetTop + 0.5) + 'px';
			buttonsWrapper.style.position = 'absolute';
			buttonsWrapper.style.display = 'block';
		}
	}
	return;
};


//
// wikEd.ButtonBarHandler: mouseout handler
//

wikEd.ButtonBarHandler = function (event) {

	event.stopPropagation();
	var bar = event.currentTarget;
	var barInnerWrapper = bar.firstChild;
	var gripWrapper = barInnerWrapper.firstChild;
	var grip = gripWrapper.firstChild;
	var buttonsWrapper = gripWrapper.nextSibling;
	var buttons = buttonsWrapper.firstChild;

	// hide the buttons
	if (event.type == 'mouseout') {
		if (buttonsWrapper.className == 'wikEdButtonBarButtonsWrapperHidden') {

			// filter the events for mouseouts actually leaving the bar
			if (
				(
					( (event.target == grip) || (event.target == gripWrapper) ) &&
					(event.relatedTarget != gripWrapper) && (event.relatedTarget != buttonsWrapper) && (event.relatedTarget != buttons) && (event.relatedTarget.parentNode != buttons)
				) ||
				(
					( (event.target.parentNode.parentNode == buttons) || (event.target.parentNode == buttons) || (event.target == buttons) || (event.target == buttonsWrapper) ) &&
					(event.relatedTarget.parentNode.parentNode != buttons) && (event.relatedTarget.parentNode != buttons) && (event.relatedTarget != buttons) && (event.relatedTarget != buttonsWrapper) && (event.relatedTarget != gripWrapper) && (event.relatedTarget != grip)
				)
			) {
				bar.removeEventListener('mouseout', wikEd.ButtonBarHandler, false);
				buttonsWrapper.style.display = 'none';
				buttonsWrapper.style.position = 'static';
			}
		}
	}
	return;
};


//
// clear the summary click handler
//

wikEd.ClearSummaryHandler = function (event) {

	event.preventDefault();

	// clear the summary if it is only a paragraph name
	if ( /^\/\* .*? \*\/ *$/.test(wikEd.summaryText.value) === true) {
		wikEd.summaryText.value = '';
	}

	// clear the summary but leave paragraph names
	else {
		wikEd.summaryText.value = wikEd.summaryText.value.replace(/^((\/\* .*? \*\/ *)?).*()/,
			function(p, p1, p2, p3) {
				if (p1.length > 0) {
					p1 = p1 + ' ';
				}
				return p1;
			}
		);
	}
	wikEd.summaryText.focus();
	return;
};


//
// wikEd.FindReplaceHandler: find and replace: tab and shift-tab between fields, select on focus
//

wikEd.FindReplaceHandler = function (event) {

	// tab / shift-tab between fields
	if (event.type == 'keydown') {
		if (event.keyCode == 9) {
			if (event.target == wikEd.findText) {
				event.preventDefault();
				wikEd.replaceText.removeEventListener('focus', wikEd.FindReplaceHandler, true);
				wikEd.replaceText.focus();
				wikEd.replaceText.addEventListener('focus', wikEd.FindReplaceHandler, true);
			}
			else if (event.target == wikEd.replaceText) {
				event.preventDefault();
				wikEd.findText.removeEventListener('focus', wikEd.FindReplaceHandler, true);
				wikEd.findText.focus();
				wikEd.findText.addEventListener('focus', wikEd.FindReplaceHandler, true);
			}
		}
	}

	// select on focus
	else if (event.type == 'focus') {
		event.target.setSelectionRange(0, this.textLength);
	}
	return;
};


//
// wikEd.KeyFrameHandler: event handler for key and mouse events in the frame
//

wikEd.KeyFrameHandler = function (event) {

	if (wikEd.useWikEd === true) {

		// textarea no longer up to date
		if ( event.type == 'paste' ) {
			wikEd.textareaUpdated = false;
		}

		// invalidate wikify/textify of recently pasted text and textarea status for printable char key presses
		else if ( (event.type == 'keydown') || (event.type == 'keypress') ) {
			switch (event.keyCode) {

				// keys that do not change text
				case 16: // shift
				case 17: // ctrl
				case 18: // alt
				case 19: // pause/break
				case 20: // caps lock
				case 33: // page up
				case 34: // page down
				case 35: // end
				case 36: // home
				case 37: // left
				case 38: // up
				case 39: // right
				case 40: // down
				case 45: // insert
				case 91: // windows left
				case 91: // windows right
				case 93: // select
				case 112: // F1
				case 113: // F2
				case 114: // F3
				case 115: // F4
				case 116: // F5
				case 117: // F6
				case 118: // F7
				case 119: // F8
				case 120: // F9
				case 121: // F10
				case 122: // F11
				case 123: // F12
				case 144: // num lock
				case 145: // scroll lock
				case 182: // my computer
				case 183: // my calculator
				case 224: // apple
					break;

				// escape ends wikify/textify, all others change text
				default:

					// textarea no longer up to date
					if (event.keyCode !== 27) { // escape
						wikEd.textareaUpdated = false;
					}

					// invalidate wikify/textify
					wikEd.PastedOff();
			}
		}

		switch (event.type) {

			// keydown event
			case 'keydown':
				switch (event.keyCode) {

					// tab key, switch between form elements instead of adding multiple spaces
					case 9:
						if ( (event.shiftKey === false) && (event.ctrlKey === false) && (event.altKey === false) && (event.metaKey === false) ) {
							event.preventDefault();

							// focus the next form element
							if (wikEd.addNewSection === true) {
								document.getElementById('wpMinoredit').focus();
							}
							else {
								wikEd.summaryText.focus();
							}

							// scroll to text input top
							if (wikEd.fullscreen === false) {
								window.scroll(0, wikEd.GetOffsetTop(wikEd.inputWrapper));
							}
						}
						break;
				}
				break;

			// after cursor movements set cursor position into closest highest text node so that highlighting does not bleed out
			case 'keyup':
				switch (event.keyCode) {
					case 17: // ctrl-v
					case 46: // del
						wikEd.AntiHighlightBleeding({});
						break;
					case 37: // left
					case 38: // up
					case 33: // page up
					case  8: // backspace
						wikEd.AntiHighlightBleeding({}, null, 'left');
						break;
					case 39: // right
					case 40: // down
					case 34: // page down
						wikEd.AntiHighlightBleeding({}, null, 'right');
						break;
				}
				break;
			case 'click':
				wikEd.AntiHighlightBleeding({});

				// invalidate wikify/textify of recently pasted text after selecting text
				if ( (wikEd.paste !== null) && (wikEd.paste.polling === false) ) {
					var sel = wikEd.GetSelection();
					if (sel.isCollapsed === false) {

						// check if clicking into selected pasted text
						var range = sel.getRangeAt(0);
						if (range != wikEd.keepSelRange) {
							wikEd.PastedOff();
						}
					}
				}
				// run through, no break

			case 'keypress':
			case 'paste':

				// grey out inactive buttons
				wikEd.InactiveButtons();
		}
	}
	return;
};


//
// wikEd.PasteFrameHandler: event handler for paste and drop events in the edit frame
//

wikEd.PasteFrameHandler = function (event) {

	if (wikEd.useWikEd !== true) {
		event.stopPropagation();
		wikEd.paste = null;
		return;
	}

	var sel = wikEd.GetSelection();
	var range = sel.getRangeAt(0);

	// ignore if still processing previous event
	if ( (wikEd.paste !== null) && (wikEd.paste.polling === false) ) {
		return;
	}
	wikEd.paste = {
		eventType:        event.type,
		atStart:          false,
		polling:          true,
		blockStart:       false,
		blockEnd:         false,
		pasteAtEndOfLine: false,
		offset:           null,
		prevNode:         null,
		prevUp:           null,
		parent:           null,
		prevNodeIndex:    null,
		rangeStartNode:   null,
		rangeStartOffset: null,
		rangeStartAfter:  null,
		last:             '',
		dropHtml:         null,
		sel:              sel,
		range:            range
	};

	// get position info before event is performed
	var startNode = range.startContainer;
	var startOffset = range.startOffset;
	var endNode = range.endContainer;
	var endOffset = range.endOffset;
	switch (event.type) {

	// drop
		case 'drop':
			if (event.dataTransfer === undefined) {
				return;
			}
			wikEd.paste.dropHtml = event.dataTransfer.getData('text/html');
			break;

		// paste
		case 'paste':

			// find first previous node up as anchor to recover start node after insertion
			wikEd.PasteFindPreviousNode();
			break;
	}

	// needed to check if pasted content has been added to frame
	wikEd.paste.startNode = startNode;
	wikEd.paste.startOffset = startOffset;
	wikEd.paste.endNode = endNode;
	wikEd.paste.endOffset = endOffset;

	wikEd.paste.startNodePreviousSibling = startNode.previousSibling;
	wikEd.paste.startNodeNextSibling = startNode.nextSibling;
	wikEd.paste.endNodePreviousSibling = endNode.previousSibling;
	wikEd.paste.endNodeNextSibling = endNode.nextSibling;

	// detect and process pasted content in edit frame by polling
	wikEd.paste.pollCount = 1;
	window.setTimeout(wikEd.PastePoll, 1);

	return;
};


//
// wikEd.PasteFindPreviousNode: find first previous node up relative to selection as an anchor to recover start node after insertion
//

wikEd.PasteFindPreviousNode = function () {

	var sel = wikEd.paste.sel;
	var range = sel.getRangeAt(0);
	var node = range.startContainer;
	var offset = range.startOffset;
	var prevNode = node.previousSibling;

	// correct startNode into leaf node
	if ( (node.nodeName != '#text') && (offset > 0) ) {
		var childs = node.childNodes;
		if ( (childs.length > 0) && (offset < childs.length) ) {
			node = childs.item(offset);
			offset = 0;
			prevNode = node.previousSibling;
		}
	}

	// test for paste at end of line after br
	if ( (node.nodeName == '#text') && (offset == node.textContent.length) ) {
		if ( (node.nextSibling !== null) && (node.nextSibling.nodeName == 'BR') ) {
			wikEd.paste.pasteAtEndOfLine = true;
		}
	}
	else if (node.nodeName == 'BR') {

		// not in empty line
		if ( (node.previousSibling === null) || (node.previousSibling.nodeName != 'BR') ) {
			wikEd.paste.pasteAtEndOfLine = true;
		}
	}

	// correct <br> into previous text node
	if ( (node.nodeName == 'BR') && (prevNode !== null) && (prevNode.nodeName == '#text') ) {
		node = prevNode;
		offset = node.textContent.length;
		prevNode = node.previousSibling;
	}

	// ascend to first node with a previous sibling
	var prevUp = 0;
	while ( (node != wikEd.frameBody) && (prevNode === null) ) {
		node = node.parentNode;
		prevUp ++;
		prevNode = node.previousSibling;
	}

	// save paste location reference to drop object
	if ( (node == wikEd.frameBody) && (offset === 0) ) {
		wikEd.paste.atStart = true;
	}
	else {
		wikEd.paste.offset = offset;
		wikEd.paste.prevNode = prevNode;
		wikEd.paste.prevUp = prevUp;

		// find prevNode index
		wikEd.paste.parent = prevNode.parentNode;
		wikEd.paste.prevNodeIndex = null;
		var parentNodes = wikEd.paste.parent.childNodes;
		for (var i = 0; i < parentNodes.length; i ++) {
			if (prevNode === parentNodes.item(i)) {
				wikEd.paste.prevNodeIndex = i;
				break;
			}
		}
	}
	return;
};


//
// wikEd.PastePoll: detect and process pasted content in edit frame by polling
//

wikEd.PastePoll = function () {

	if (!wikEd.paste) {
		return;
	}

	if (wikEd.paste.pollCount > 100) {
		wikEd.paste = null;
		return;
	}

	var sel = wikEd.paste.sel;
	var range = sel.getRangeAt(0);
	var startNode = range.startContainer;
	var startOffset = range.startOffset;
	var endNode = range.endContainer;
	var endOffset = range.endOffset;

	// check if pasted content has already been added to frame
	if (
		(startNode === wikEd.paste.startNode) &&
		(startOffset === wikEd.paste.startOffset) &&
		(endNode === wikEd.paste.endNode) &&
		(endOffset === wikEd.paste.endOffset) &&

		(startNode.previousSibling === wikEd.paste.startNodePreviousSibling) &&
		(startNode.nextSibling === wikEd.paste.startNodeNextSibling) &&
		(endNode.previousSibling === wikEd.paste.endNodePreviousSibling) &&
		(endNode.nextSibling === wikEd.paste.endNodeNextSibling)
	) {

	// schedule next poll, typically requires only one or two polls
		wikEd.paste.pollCount ++;
		window.setTimeout(wikEd.PastePoll, 1);
		return;
	}
	wikEd.paste.polling = false;

	// select dropped or pasted text; Chrome selects pasted text automatically
	if (range.collapsed === true) {
		switch (wikEd.paste.eventType) {

			// drop
			case 'drop':
				if (wikEd.paste.dropHtml !== null) {

					// plainTextify dropHtml
					var div = document.createElement('div');
					div.innerHTML = wikEd.paste.dropHtml;
					var obj = {};
					wikEd.GetInnerHTML(obj, div);
					var plainText = obj.plain;
					plainText = plainText.replace(/&lt;/g, '<');
					plainText = plainText.replace(/&gt;/g, '>');
					plainText = plainText.replace(/&amp;/g, '&');

					// select using backwards built-in find
					if ( (typeof wikEd.frameWindow.find == 'function') && (plainText.length > 0) ) {

						// Chrome (but keeps selection in first place)
						var found = wikEd.Find(obj, plainText, true, true, false, false);

						// Firefox (removes \n)
						if (found === false) {
							var plainTextCrop = plainText.replace(/\n+/g, '');
							found = wikEd.Find(obj, plainTextCrop, true, true, false, false);
							if (found === true) {

								// extend selection into removed \n
								range = sel.getRangeAt(0);

								// extend left
								var regExpMatchStart = /^\n+/.exec(plainText);
								if (regExpMatchStart !== null) {
									var newlines = regExpMatchStart[0].length;
									var node = range.startContainer;
									var offset = range.startOffset;

									if ( (node.nodeName == '#text') && (offset === 0) ) {
										for (var i = 0; i < newlines; i ++) {
											var nextNode = node.previousSibling;
											if ( (nextNode === null) || (nextNode.nodeName != 'BR') ) {
												break;
											}
											node = nextNode;
										}
										if (node.nodeName == 'BR') {
											range.setStartBefore(node);
										}
									}
								}

								// extend right
								var regExpMatchEnd = /\n+$/.exec(plainText);
								if (regExpMatchEnd !== null) {
									var newlines = regExpMatchEnd[0].length;
									var node = range.endContainer;
									var offset = range.endOffset;
									if ( (node.nodeName == '#text') && (offset == node.textContent.length) ) {
										for (var i = 0; i < newlines; i ++) {
											var nextNode = node.nextSibling;
											if ( (nextNode === null) || (nextNode.nodeName != 'BR') ) {
												break;
											}
											node = nextNode;
										}
										if (node.nodeName == 'BR') {
											range.setEndAfter(node);
										}
									}
								}
							}
						}
					}
				}
				break;

			// paste
			case 'paste':
				wikEd.SelectPasted();
				break;
		}
	}
	range = sel.getRangeAt(0);
	wikEd.paste.range = range.cloneRange();
	wikEd.EditButton(null, 'wikEdPasting');
	if (wikEd.paste === null) {
		return;
	}

	// display floating pasted toolbar
	if (range.getClientRects === undefined) {
		wikEd.buttonBarPasted.style.left = '1px';
		wikEd.buttonBarPasted.style.top = '1px';
	}

	// get cursor rectangle position
	else {
		var barWidth = wikEd.buttonBarPasted.offsetWidth;
		var barHeight = wikEd.buttonBarPasted.offsetHeight;

		// extend collapsed caret range to start, get last line coords
		range.setStart(wikEd.frameBody, 0);
		var rectList = range.getClientRects();
		var rect = rectList[rectList.length - 1];

		// vertical pos
		if (rect && rect.bottom + barHeight <= parseInt(wikEd.frameHeight)) {
			wikEd.buttonBarPasted.style.top = rect.bottom + 'px';
		}
		else {
			wikEd.buttonBarPasted.style.bottom = '1px';
		}

		// horizontal pos
		if (rect.right + barWidth <= parseInt(wikEd.frameWidth)) {
			wikEd.buttonBarPasted.style.left = rect.right + 'px';
		}
		else {
			wikEd.buttonBarPasted.style.right = '1px';
		}
	}

	// remove selection
	sel.collapseToEnd();

	wikEd.PastedSwitch();
	return;
};


//
// wikEd.SelectPasted: select pasted text
//   does not work good for Chromium that normalizes ranges into text nodes, see https://code.google.com/p/chromium/issues/detail?id=271445
//

wikEd.SelectPasted = function () {

	var sel = wikEd.paste.sel;
	var range = sel.getRangeAt(0);

	// insert at start
	if (wikEd.paste.atStart === true) {
		range.setStart(wikEd.frameBody, 0);
	}

	// recover start node from saved previous node
	else {
		var offset = wikEd.paste.offset;

		// reverse navigate back down to start node, start at prevNode, then descend prevUp levels
		var preStartNode = null;
		var prevNode = wikEd.paste.prevNode;

		// node has been replaced
		if (prevNode.parentNode === null) {
			prevNode = wikEd.paste.parent.childNodes.item(wikEd.paste.prevNodeIndex);
			wikEd.paste.pasteAtEndOfLine = false;
		}

		var node = prevNode;
		var up = wikEd.paste.prevUp;
		if (node.nextSibling !== null) {
			node = node.nextSibling;
			for (var i = 0; i < up; i ++) {
				var child = node.firstChild;
				if (child === null) {
					wikEd.paste = null;
					return;
				}
				node = child;
			}
			preStartNode = node;
		}

		// move up to first next node when element has been inserted at top level
		else {
			while ( (node.nextSibling === null) && (node.nodeName != 'BODY') ) {
				node = node.parentNode;
			}
			if (node.nodeName != 'BODY') {
				preStartNode = node.nextSibling;
			}
		}

		// set range start
		if (preStartNode.nodeName == '#text') {
			range.setStart(preStartNode, offset);
		}

		// start after prevNode
		else {
			range.setStartAfter(prevNode);
		}

		// needed for Chrome
		sel.removeAllRanges();
		sel.addRange(range);

		// check if range starts with a block
		var node = range.startContainer;
		var offset = range.startOffset;

		// before or after text in textnode
		if (node.nodeName == '#text') {

			// get first insert parent with left sibling, from inside the insert up
			if (offset === 0) {
				while ( (node.previousSibling === null) && (node.nodeName != 'BODY') ) {
					node = node.parentNode;
				}
			}

			// find first insert sibling to right, from ouside into insert
			else if (offset == node.textContent.length) {
				while ( (node.nextSibling === null) && (node.nodeName != 'BODY') ) {
					node = node.parentNode;
				}
				if (node.nodeName != 'BODY') {
					node = node.nextSibling;
				}
			}
		}
		if (wikEd.paste.pasteAtEndOfLine === true) {
			node = node.nextSibling;
		}

		// check if block element
		if ( (node !== null) &&  (node.nodeName != 'BODY') && (node.nodeType == node.ELEMENT_NODE) ) {
			if (wikEd.frameWindow.getComputedStyle(node).getPropertyValue('display') == 'block') {
				wikEd.paste.blockStart = true;
			}
		}

		// check if range ends with a block
		var node = range.endContainer;
		var offset = range.endOffset;

		// before or after text in textnode
		if (node.nodeName == '#text') {

			// get first insert parent with right sibling, from inside the insert up
			if (offset == node.textContent.length) {
				while ( (node.nextSibling === null) && (node.nodeName != 'BODY') ) {
					node = node.parentNode;
				}
			}

			// find first insert sibling to left, from ouside into insert
			else if (offset === 0) {
				while ( (node.previousSibling === null) && (node.nodeName != 'BODY') ) {
					node = node.parentNode;
				}
				if (node.nodeName != 'BODY') {
					node = node.previousSibling;
				}
			}
		}

		// check if block element
		if ( (node.nodeName != 'BODY') && (node.nodeType == node.ELEMENT_NODE) ) {
			if (wikEd.GetStyle(node, 'display') == 'block') {
				wikEd.paste.blockEnd = true;
			}
		}
	}

	// return if no content is selected
	if (range.collapsed === true) {
		wikEd.paste = null;
	}

	return;
};


//
// wikEd.PastedSwitch: set wikify/textify indicator after pasting wikified text
//

wikEd.PastedSwitch = function () {

	if ( (wikEd.paste === null) || (wikEd.paste.polling === true) ) {
		wikEd.PastedOff();
	}
	else {
		if (wikEd.paste.last == 'wikify') {
			document.getElementById('wikEdPastedTextify').className = 'wikEdButton';
			document.getElementById('wikEdPastedWikify').className = 'wikEdButtonInactive';
		}
		else if (wikEd.paste.last == 'textify') {
			document.getElementById('wikEdPastedTextify').className = 'wikEdButtonInactive';
			document.getElementById('wikEdPastedWikify').className = 'wikEdButton';
		}
		document.getElementById('wikEdPastedTextify').style.cursor = '';
		document.getElementById('wikEdPastedWikify').style.cursor = '';
		wikEd.buttonBarPasted.style.visibility = 'visible';

		// show text selection when mouse hovers over bar
		wikEd.buttonBarPasted.addEventListener('mouseenter', wikEd.ButtonBarPastedHandler, true);
	}
	return;
};


//
// wikEd.PastedOff: invalidate wikify/textify of recently pasted wikified text
//

wikEd.PastedOff = function () {

	wikEd.buttonBarPasted.removeEventListener('mouseenter', wikEd.ButtonBarPastedHandler, false);
	wikEd.buttonBarPasted.removeEventListener('mouseleave', wikEd.ButtonBarPastedHandler, false);
	wikEd.paste = null;
	wikEd.buttonBarPasted.style.visibility = 'hidden';
	return;
};


//
// wikEd.PastedClose: handler for pastedClose button on floating paste button bar
//

wikEd.PastedClose = function () {

	var sel = wikEd.GetSelection();
	sel.collapseToEnd();
	wikEd.PastedOff();
	wikEd.frameWindow.focus();
	return;
};


//
// wikEd.ButtonBarPastedHandler: show text selection when mouse hovers over floating paste button bar
//

wikEd.ButtonBarPastedHandler = function (event) {

	if (event.target == wikEd.buttonBarPasted) {

		// add selection
		if (event.type == 'mouseenter') {
			wikEd.buttonBarPasted.removeEventListener('mouseenter', wikEd.ButtonBarPastedHandler, false);
			if ( (wikEd.paste !== null) && (wikEd.paste.sel !== null) && (wikEd.paste.range !== null) ) {
				wikEd.paste.sel.removeAllRanges();
				wikEd.paste.sel.addRange(wikEd.paste.range);
			}
			wikEd.buttonBarPasted.addEventListener('mouseleave', wikEd.ButtonBarPastedHandler, false);
		}

		// remove selection
		else if (event.type == 'mouseleave') {
			wikEd.buttonBarPasted.removeEventListener('mouseleave', wikEd.ButtonBarPastedHandler, false);
			if ( (wikEd.paste !== null) && (wikEd.paste.sel !== null) ) {
				wikEd.paste.sel.collapseToEnd();
			}
			wikEd.buttonBarPasted.addEventListener('mouseenter', wikEd.ButtonBarPastedHandler, false);
		}
	}
	return;
};


//
// wikEd.AntiHighlightBleeding: set cursor position into closest highest text node so that highlighting does not bleed out
//   does not work under Google Chrome that forces the cursor into the previous node
//

wikEd.AntiHighlightBleeding = function (obj, editButtonInsert, direction) {

	// check if disabled
	if (wikEd.config.antiHighlightBleeding !== true) {
		return;
	}

	// get selection object
	if (obj.sel === undefined) {
		obj.sel = wikEd.GetSelection();
	}

	// only if no text is selected
	var range = obj.sel.getRangeAt(0);
	if ( (obj.sel.isCollapsed !== true) || (range.collapsed !== true) ) {
		return;
	}

	// get focus node
	var focusNode = obj.sel.focusNode;
	var focusOffset = obj.sel.focusOffset;
	if (focusNode === null) {
		return;
	}

	// correct focusNode into leaf node
	if ( (focusNode.childNodes !== null) && (focusNode.childNodes.length > 0) ) {
		if (focusOffset < focusNode.childNodes.length) {
			focusNode = focusNode.childNodes.item(focusOffset);
			focusOffset = 0;
		}

		// pasting behind "<br>: " (list)
		else {
			focusNode = focusNode.childNodes.item(focusOffset - 1);
			focusOffset = focusNode.childNodes.length;
		}
		if (focusNode.tagName != 'BR') {
			range.setStart(focusNode, focusOffset);
			range.setEnd(focusNode, focusOffset);
		}
	}

	// do not further correct if focus is linebreak if key but not if edit button
	if ( (focusNode.tagName == 'BR') && (editButtonInsert !== true) ) {
		return;
	}

	// do not leave opened hide box (refs, templates, charents, and table code)
	var node = focusNode;
	var hidden = false;
	while (node !== null) {
		if (/^wikEd(Ref|Templ|CharEntity|Table)Show$/.test(node.className) === true) {
			return;
		}

		// detect hidden node
		if (
			( (wikEd.refHide === true) && (/^((wikEd(Ref|Templ|CharEntity|Table))|(wikEdTableBR))$/.test(node.className) === true) ) ||
			(/^(wikEdScroll(Before|After))$/.test(node.className) === true)
		) {
			focusNode = node;
			hidden = true;
			break;
		}
		node = node.parentNode;
	}

	// detect start of text
	var startOfText = false;
	if (focusOffset === 0) {
		startOfText = true;
		var node = focusNode;
		while ( (node !== null) && (node != wikEd.frameBody) ) {
			if (node.previousSibling !== null) {
				startOfText = false;
				break;
			}
			node = node.parentNode;
		}
	}
	if (startOfText === true) {
		range.setStartBefore(wikEd.frameBody);
		range.setEndBefore(wikEd.frameBody);
		return;
	}

	// get next text-like node to the left if we are not in the middle of a text node
	var leftNode = focusNode;
	var leftLevel = 0;
	if ( (focusNode.nodeName != '#text') || (focusOffset === 0) || (hidden === true) ) {
		var objLeft = {
			'backwards': true
		};
		wikEd.GetNextTextNode(objLeft, focusNode, 0);
		if (objLeft.foundNode !== undefined) {
			leftNode = objLeft.foundNode;
			leftLevel = objLeft.foundLevel;
		}
	}

	// get next text-like node to the right if we are not in the middle of a text node
	var rightNode = focusNode;
	var rightLevel = 0;
	if ( (focusNode.nodeName != '#text') || (focusOffset == focusNode.textContent.length) || (hidden === true) ) {
		var objRight = {
			'backwards': false
		};
		wikEd.GetNextTextNode(objRight, focusNode, 0);
		if (objRight.foundNode !== undefined) {
			rightNode = objRight.foundNode;
			rightLevel = objRight.foundLevel;
		}
	}

	// check if we need to correct the focus node to higher level text-like node
	var correctTo = '';
	if (leftNode != rightNode) {

		// get out of hidden element
		if (hidden === true) {

			// direction
			if ( (direction == 'right') && (rightNode !== null) ) {
				correctTo = 'right';
			}
			else if ( (direction == 'left') && (leftNode !== null) ) {
				correctTo = 'left';
			}

			// right, left
			else if (rightNode !== null) {
				correctTo = 'right';
			}
			else if (leftNode !== null) {
				correctTo = 'left';
			}
		}

		// BR
		else if ( (focusNode.tagName == 'BR') && (editButtonInsert === true) ) {
			correctTo = 'left';
		}

		// correct into heighest neighboring node
		else if ( (leftNode !== null) && (leftLevel > rightLevel) && (leftNode != focusNode) )  {
			correctTo = 'left';
		}
		else if ( (rightNode !== null) && (leftLevel < rightLevel) && (rightNode != focusNode) ) {
			correctTo = 'right';
		}

		// same level, set focus outside tag markups: [ [[ | || <
		else if ( (leftNode !== null) && (rightNode !== null) && (leftLevel == rightLevel) ) {

			// get class names
			var leftClass = '';
			if (leftNode.nodeName == '#text') {
				leftClass = leftNode.parentNode.className;
			}
			else {
				leftClass = leftNode.className;
			}

			var rightClass = '';
			if (rightNode.nodeName == '#text') {
				rightClass = rightNode.parentNode.className;
			}
			else {
				rightClass = rightNode.className;
			}

			// class names contains 'Tag'
			if ( (/wikEd.*?Tag/.test(leftClass) !== true) && (/wikEd.*?Tag/.test(rightClass) === true) && (leftNode != focusNode) ) {
				correctTo = 'left';
			}
			else if ( (/wikEd.*?Tag/.test(leftClass) === true) && (/wikEd.*?Tag/.test(rightClass) !== true) && (rightNode != focusNode) ) {
				correctTo = 'right';
			}
		}
	}

	// set focus to the next left node
	if (correctTo == 'left') {
		var node;

		// insert new text node after linebreak and focus
		if (leftNode.tagName == 'BR') {
			node = wikEd.frameDocument.createTextNode('');
			leftNode.parentNode.insertBefore(node, leftNode.nextSibling);
			range.setStart(node, 0);
			range.setEnd(node, 0);
		}
		else {
			node = leftNode;
			if (node.nodeName == '#text') {
				range.setStart(node, node.textContent.length);
				range.setEnd(node, node.textContent.length);
			}
			else {
				range.setStartAfter(node);
				range.setEndAfter(node);
			}
		}
	}

	// set focus to the next right node
	else if (correctTo == 'right') {
		var node;

		// insert new text node before linebreak
		if (rightNode.tagName == 'BR') {
			var node = wikEd.frameDocument.createTextNode('');
			rightNode.parentNode.insertBefore(node, rightNode);
			range.setStart(node, 0);
			range.setEnd(node, 0);
		}
		else {
			node = rightNode;
			if (node.nodeName == '#text') {
				range.setStart(node, 0);
				range.setEnd(node, 0);
			}
			else {
				range.setStartBefore(node);
				range.setEndBefore(node);
			}
		}
	}
	return;
};


//
// wikEd.ResizeGripLoadHandler: event handler to determine grip background image size
//

wikEd.ResizeGripLoadHandler = function (event) {

	wikEd.resizeGripWidth = event.currentTarget.width;
	wikEd.resizeGripHeight = event.currentTarget.height;

	return;
};


//
// wikEd.ResizeGripHandler: event handler for mouse over resize grip background image
//

wikEd.ResizeGripHandler = function (event) {

	// Firefox bug during startup ("wikEd is not defined")
	if (wikEd === undefined) {
		return;
	}

	if (wikEd.useWikEd === true) {
		if (event.type == 'mousemove') {
			if ( (event.shiftKey === false) && (event.ctrlKey === false) && (event.altKey === false) && (event.metaKey === false) ) {

				// move into grip
				if (wikEd.resizeFrameMouseOverGrip === false) {
					if (event.clientY >= wikEd.frameBody.clientHeight - wikEd.resizeGripHeight) {
						if (event.clientX >= wikEd.frameBody.clientWidth - wikEd.resizeGripWidth) {
							if ( (event.clientY < wikEd.frameBody.clientHeight) && (event.clientX < wikEd.frameBody.clientWidth) ) {
								wikEd.resizeFrameMouseOverGrip = true;
								if (wikEd.fullscreen === true) {
									wikEd.frameBody.style.cursor = 'alias';
								}
								else {
									wikEd.frameDocument.addEventListener('mousedown', wikEd.ResizeStartHandler, true);
									wikEd.frameBody.style.cursor = 'move';
								}
							}
						}
					}
				}

				// move out of grip
				else if (wikEd.resizeFrameActive === false) {
					if (
						(event.clientY < wikEd.frameBody.clientHeight - wikEd.resizeGripHeight) ||
						(event.clientX < wikEd.frameBody.clientWidth - wikEd.resizeGripWidth)
					) {
						wikEd.resizeFrameMouseOverGrip = false;
						wikEd.frameDocument.removeEventListener('mousedown', wikEd.ResizeStartHandler, true);
						wikEd.frameBody.style.cursor = 'auto';
					}
				}
			}
		}
	}
	return;
};


//
// wikEd.ResizeStartHandler: event handler to start the resizing of the editing frame
//

wikEd.ResizeStartHandler = function (event) {

	if (wikEd.useWikEd === true) {
		if ( (event.type == 'mousedown') && (event.button === 0) ) {
			if ( (event.shiftKey === false) && (event.ctrlKey === false) && (event.altKey === false) && (event.metaKey === false) ) {
				if (event.clientY >= wikEd.frameBody.clientHeight - wikEd.resizeGripHeight) {
					if (event.clientX >= wikEd.frameBody.clientWidth - wikEd.resizeGripWidth) {
						if ( (event.clientY < wikEd.frameBody.clientHeight) && (event.clientX < wikEd.frameBody.clientWidth) ) {
							event.preventDefault();
							wikEd.resizeFrameActive = true;

							wikEd.resizeFramePageYStart = event.pageY;
							wikEd.resizeFramePageXStart = event.pageX;

							wikEd.resizeFrameOffsetHeight = wikEd.frame.offsetHeight;
							wikEd.resizeFrameOffsetWidth = wikEd.frame.offsetWidth;
							wikEd.frameDocument.addEventListener('mouseup', wikEd.ResizeStopHandler, true);
							document.addEventListener('mouseup', wikEd.ResizeStopHandler, true);
							wikEd.frameDocument.addEventListener('mousemove', wikEd.ResizeDragHandlerFrame, true);
							document.addEventListener('mousemove', wikEd.ResizeDragHandlerDocument, true);
						}
					}
				}
			}
		}
	}
	return;
};


//
// wikEd.ResizeStopHandler: event handler to stop the resizing of the editing frame
//

wikEd.ResizeStopHandler = function (event) {

	if (wikEd.useWikEd === true) {
		if ( (event === undefined) || (event.type == 'mouseup') ) {
			wikEd.frameDocument.removeEventListener('mouseup', wikEd.ResizeStopHandler, true);
			document.removeEventListener('mouseup', wikEd.ResizeStopHandler, true);
			wikEd.frameDocument.removeEventListener('mousemove', wikEd.ResizeDragHandlerFrame, true);
			document.removeEventListener('mousemove', wikEd.ResizeDragHandlerDocument, true);

			if (
				(event === undefined) ||
				(event.clientY < wikEd.frameBody.clientHeight - wikEd.resizeGripHeight) ||
				(event.clientX < wikEd.frameBody.clientWidth - wikEd.resizeGripWidth)
			) {
				wikEd.resizeFrameMouseOverGrip = false;
				wikEd.frameDocument.removeEventListener('mousedown', wikEd.ResizeStartHandler, true);
				wikEd.frameBody.style.cursor = 'auto';
			}
		}
		wikEd.resizeFrameActive = false;
	}
	return;
};


//
// wikEd.ResizeDragHandlerFrame: event handler for editing frame resizing by mouse dragging (frame event)
//

wikEd.ResizeDragHandlerFrame = function (event) {

	if (event.type == 'mousemove') {
		var diffY = event.pageY - wikEd.resizeFramePageYStart;
		var diffX = event.pageX - wikEd.resizeFramePageXStart;

		var frameHeightNew = wikEd.resizeFrameOffsetHeight + diffY;
		var frameWidthNew = wikEd.resizeFrameOffsetWidth + diffX;

		if (frameHeightNew >=  100) {
			wikEd.frameHeight = frameHeightNew + 'px';
			wikEd.frame.style.height = wikEd.frameHeight;
		}
		if (frameWidthNew >=  100) {
			wikEd.frameWidth = frameWidthNew + 'px';
			wikEd.frame.style.width = wikEd.frameWidth;
		}
	}
	return;
};


//
// wikEd.ResizeDragHandlerDocument: event handler for editing frame resizing by mouse dragging (document event)
//

wikEd.ResizeDragHandlerDocument = function (event) {

	if (event.type == 'mousemove') {
		var diffY = event.pageY - wikEd.resizeFramePageYStart - wikEd.GetOffsetTop(wikEd.frame);
		var diffX = event.pageX - wikEd.resizeFramePageXStart - wikEd.GetOffsetLeft(wikEd.frame);

		var frameHeightNew = wikEd.resizeFrameOffsetHeight + diffY;
		var frameWidthNew = wikEd.resizeFrameOffsetWidth + diffX;

		if (frameHeightNew >=  100) {
			wikEd.frameHeight = frameHeightNew + 'px';
			wikEd.frame.style.height = wikEd.frameHeight;
		}
		if (frameWidthNew >=  100) {
			wikEd.frameWidth = frameWidthNew + 'px';
			wikEd.frame.style.width = wikEd.frameWidth;
		}
	}
	return;
};


//
// wikEd.ResizeFrameResetHandler: event handler to reset the editing frame size
//

wikEd.ResizeFrameResetHandler = function (event) {

	if (wikEd.useWikEd === true) {
		if (event.type == 'dblclick') {
			if ( (event.shiftKey === false) && (event.ctrlKey === false) && (event.altKey === false) && (event.metaKey === false) ) {
				if (event.clientY > wikEd.frameBody.clientHeight - wikEd.resizeGripHeight) {
					if (event.clientX > wikEd.frameBody.clientWidth - wikEd.resizeGripWidth) {
						if ( (event.clientY < wikEd.frameBody.clientHeight) && (event.clientX < wikEd.frameBody.clientWidth) ) {

							// end fullscreen mode
							if (wikEd.fullscreen === true) {
								wikEd.FullScreen(false, true);
							}

							// reset size to default
							wikEd.frameHeight = (wikEd.textareaOffsetHeightInitial - wikEd.frameBorderHeight) + 'px';
							wikEd.frameWidth = (wikEd.editorWrapper.clientWidth - wikEd.frameBorderWidth) + 'px';
							wikEd.frame.style.height = wikEd.frameHeight;
							wikEd.frame.style.width = wikEd.frameWidth;

							// end resizing
							wikEd.ResizeStopHandler();
						}
					}
				}
			}
		}
	}
	return;
};


//
// wikEd.DebugHandler: event handler for debug textarea: clear (double click) or hide (shift/ctrl/alt-double click)
//

wikEd.DebugHandler = function (event) {

	if ( (event.shiftKey === true) || (event.ctrlKey === true) || (event.altKey === true) || (event.metaKey === true) ) {
		wikEd.debugWrapper.style.display = 'none';
		wikEd.debugOpen = false;

		// resize fullscreen frame
		if (wikEd.fullScreenMode === true) {
			wikEd.ResizeWindowHandler();
		}
	}
	else {
		wikEd.debug.value = '';
	}
	return;
};


//
// wikEd.PrevWrapperHandler: event handler for preview box: scroll to edit field (double click) or close (shift/ctrl/alt-double click)
//

wikEd.PrevWrapperHandler = function (event) {

	// close (shift/ctrl/alt-double click)
	if ( (event.shiftKey === true) || (event.ctrlKey === true) || (event.altKey === true) || (event.metaKey === true) ) {
		wikEd.previewArticle.style.display = 'none';
		wikEd.previewDiff.style.display = 'none';
		wikEd.localPrevWrapper.style.display = 'none';

		wikEd.localPrevWrapper.style.height = 'auto';

		// reinstate interrupted fullscreen mode
		if (wikEd.fullScreenMode === true) {
			wikEd.FullScreen(true);
		}
	}

	// scroll to edit field (double click)
	else {

		// filter out selecting double clicks on text
		var sel = window.getSelection();

		// explicitOriginalTarget (Firefox)
		var textTarget = event.explicitOriginalTarget;
		if (textTarget !== undefined) {
			if (textTarget.nodeName == '#text') {
				return;
			}
		}

		// ignore for non-blank selection
		else if ( (sel !== null) && (/^\s*$/.test(sel.toString()) === false) ) {
			return;
		}
		sel.collapseToEnd();

		// scroll to edit field
		window.scroll(0, wikEd.GetOffsetTop(wikEd.inputWrapper));
	}
	return;
};


//
// wikEd.SetLogo: set the logo on top of the page
//

wikEd.SetLogo = function (state, parameter) {

	var src = '';
	var alt = '';
	var title = '';
	if (state == 'error') {
		src = wikEd.config.image['error'];
		alt = wikEd.config.text['wikEdLogo error alt'];
		title = wikEd.config.text['wikEdLogo error title'];
	}
	else if (state == 'browser') {
		src = wikEd.config.image['browser'];
		alt = wikEd.config.text['wikEdLogo browser alt'];
		title = wikEd.config.text['wikEdLogo browser title'];
	}
	else if (state == 'incompatible') {
		src = wikEd.config.image['incompatible'];
		alt = wikEd.config.text['wikEdLogo incompatible alt'];
		title = wikEd.config.text['wikEdLogo incompatible title'];
	}
	else {
		if (wikEd.disabled === true) {
			src = wikEd.config.image['disabled'];
			alt = wikEd.config.text['wikEdLogo disabled alt'];
			title = wikEd.config.text['wikEdLogo disabled title'];
		}
		else if (wikEd.testVersion === true) {
			src = wikEd.config.image['testVersion'];
			alt = wikEd.config.text['wikEdLogo testVersion alt'];
			title = wikEd.config.text['wikEdLogo testVersion title'];
		}
		else {
			src = wikEd.config.image['logo'];
			alt = wikEd.config.text['wikEdLogo alt'];
			title = wikEd.config.text['wikEdLogo title'];
		}
	}
	if (parameter !== undefined) {
		title = title.replace(/\{wikEdParameter\}/g, parameter);
	}
	title = title.replace(/\{wikEdProgramVersion\}/g, wikEd.programVersion + wikEd.installationType);
	title = title.replace(/\{wikEdProgramDate\}/g, wikEd.programDate);
	wikEd.logo.src = src;
	wikEd.logo.alt = alt;
	wikEd.logo.title = title;
	return;
};


//
// wikEd.MakeButtonBar: generate button bar div element
//

wikEd.MakeButtonBar = function (bar) {

	// id outer, class outer, id inner, class inner, alt, button numbers
	var barId = bar[0];
	var barClass = bar[1];
	var buttonsId = bar[2];
	var buttonsClass = bar[3];
	var barHeight = bar[4];
	var gripTitle = bar[5];
	var buttonNumbers = bar[6];
	var barTitle = bar[7];

	// collect the buttons
	var buttons = '';
	for (var i = 0; i < buttonNumbers.length; i ++) {
		var buttonNo = buttonNumbers[i];
		switch (buttonNo) {
			case 'br':
				buttons += '<br>';
				break;
			case 'find':
				buttons += '<span class="wikEdFindComboInput" id="wikEdFindComboInput">';
				buttons += '<input class="wikEdCombo" id="wikEdFindText" type="text" value="">';
				buttons += '<select class="wikEdCombo" id="wikEdFindSelect">';
				buttons += '</select>';
				buttons += '</span>';
				break;
			case 'replace':
				buttons += '<span class="wikEdReplaceComboInput" id="wikEdReplaceComboInput">';
				buttons += '<input class="wikEdCombo" id="wikEdReplaceText" type="text" value="">';
				buttons += '<select class="wikEdCombo" id="wikEdReplaceSelect">';
				buttons += '</select>';
				buttons += '</span>';
				break;
			default:
				var currButton = wikEd.config.button[buttonNo];
				if (typeof currButton != 'object') {
					window.alert('Loading error: The button "' + buttonNumbers[i] + '" is not defined.');
				}
				if ( (currButton[0] == 'wikEdSource') && (wikEd.config.showSourceButton !== true) && (wikEd.config.debug !== true) ) {
					break;
				}
				else if ( (currButton[0] == 'wikEdUsing') && (wikEd.config.showUsingButton !== true) ) {
					break;
				}
				else if ( (currButton[0] == 'wikEdTableMode') && (wikEd.config.showTableModeButton !== true) ) {
					break;
				}

				// add button html code
				buttons += wikEd.MakeButtonCode(buttonNo);
		}
	}

	// create the button bar div
	var div = document.createElement('div');
	div.id = barId;
	div.className = barClass;
	if ( (barTitle !== undefined) && (barTitle !== '') ) {
		barTitle = barTitle.replace(/\{wikEdProgramVersion\}/g, wikEd.programVersion + wikEd.installationType);
		barTitle = barTitle.replace(/\{wikEdProgramDate\}/g, wikEd.programDate);
		div.title = barTitle;
	}
	var buttonsStyle = '';
	if (barHeight > 0) {
		buttonsStyle = ' style="height: ' + barHeight + 'px;"';
	}

	// make a grip bar
	var html = '';
	if (gripTitle !== null) {
		var gripStyle = 'width: ' + wikEd.config.buttonBarGripWidth + 'px; ';
		if (barHeight > 0) {
			gripStyle += 'height: ' + barHeight + 'px; ';
		}
		if (gripStyle.length > 0){
			gripStyle = ' style="' + gripStyle + '"';
		}

		html += '<div class="wikEdButtonBarInnerWrapperVisible" style="height: ' + barHeight + 'px;">';

		html += '<div class="wikEdButtonBarGripWrapperVisible">';
		html += '<div class="wikEdButtonBarGrip"' + gripStyle + ' title="' + gripTitle + '">';
		html += '&nbsp;';
		html += '</div>';
		html += '</div>';

		html += '<div class="wikEdButtonBarButtonsWrapperVisible"' + buttonsStyle + '>';
		html += '<div id="' + buttonsId + '" class="' + buttonsClass + '" style="">';
		html += buttons;
		html += '</div>';
		html += '</div>';

		html += '</div>';
	}

	// make a standard no-grip bar
	else {
		html += '<div id="' + buttonsId + '" class="' + buttonsClass + '"' + buttonsStyle + '>';
		html += buttons;
		html += '</div>';
	}
	div.innerHTML = html;
	return div;
};


//
// wikEd.MakeButtonCode: create button code and register
//

wikEd.MakeButtonCode = function (buttonNo, type) {

	var currButton = wikEd.config.button[buttonNo];

	// add accesskey information to button title
	var accessKey = '';
	if (wikEd.config.buttonKey[buttonNo] !== undefined) {
		accessKey = ' [' + wikEd.config.text['alt-shift'] + wikEd.config.buttonKey[buttonNo][0] + ']';

		// initialize wikEd.buttonKeyCode[keyCode] = id
		wikEd.buttonKeyCode[ (wikEd.config.buttonKey[buttonNo][1]) ] = currButton[0];
	}

	// add button html code
	var html;
	if (type == 'button') {
		html = '<button type="button" id="' + currButton[0] + '" class="' + currButton[1] + '" title="' + currButton[2] + accessKey +'"><img src="' + currButton[3] + '" width="' + currButton[4] + '" height="' + currButton[5] + '" alt="' + currButton[6] + '"></button>';
	}
	else {
		html = '<img id="' + currButton[0] + '" class="' + currButton[1] + '" title="' + currButton[2] + accessKey +'" src="' + currButton[3] + '" width="' + currButton[4] + '" height="' + currButton[5] + '" alt="' + currButton[6] + '">';
	}

	// collect click event info
	wikEd.editButtonHandler[ currButton[0] ] = currButton[7];

	return html;
};


//
// wikEd.ButtonBarInit: hide buttons bar, see also wikEd.ButtonBarGripHandler()
//

wikEd.ButtonBarInit = function (bar) {

	if (wikEd.GetSavedSetting(bar.id + 'Hidden') === true) {
		var barInnerWrapper = bar.firstChild;
		var gripWrapper = barInnerWrapper.firstChild;
		var grip = gripWrapper.firstChild;
		var buttonsWrapper = gripWrapper.nextSibling;

		barInnerWrapper.className = 'wikEdButtonBarInnerWrapperHidden';
		gripWrapper.className = 'wikEdButtonBarGripWrapperHidden';
		buttonsWrapper.className = 'wikEdButtonBarButtonsWrapperHidden';
		wikEd.buttonsWrapperWidth[bar.id] = buttonsWrapper.offsetWidth;
		buttonsWrapper.style.display = 'none';
		grip.addEventListener('mouseover', wikEd.ButtonBarGripHandler, true);
	}
	return;
};


//
// wikEd.SetEditArea: apply css changes to switch between classic textarea and rich text frame
//

wikEd.SetEditArea = function (useFrame, notFrame) {

	var scrollRatio = null;

	// turn rich text frame on
	if (useFrame === true) {
		scrollRatio = wikEd.textarea.scrollTop / wikEd.textarea.scrollHeight;

		// remember resized textarea dimensions
		wikEd.textareaHeight = (wikEd.textarea.offsetHeight - wikEd.textareaBorderHeight) + 'px';
		wikEd.textareaWidth = '100%';

		wikEd.textareaWrapper.style.position = 'absolute';
		wikEd.textareaWrapper.style.visibility = 'hidden';
		wikEd.textarea.style.display = 'none';

		if (notFrame !== true) {
			wikEd.frameWrapper.style.position = 'static';
			wikEd.frameWrapper.style.visibility = 'visible';
			wikEd.frameBody.style.display = 'block';
		}

		// set visibility of native toolbar
		if (wikEd.closeToolbar === true) {
			wikEd.toolbarWrapper.style.display = 'none';
		}
		else {
			wikEd.toolbarWrapper.style.display = 'block';
		}

		if (wikEd.buttonBarFormat !== null) {
			wikEd.buttonBarFormat.style.display = 'block';
		}
		if (wikEd.buttonBarTextify !== null) {
			wikEd.buttonBarTextify.style.display = 'block';
		}
		if (wikEd.buttonBarCustom1 !== null) {
			wikEd.buttonBarCustom1.style.display = 'block';
		}
		if (wikEd.buttonBarFind !== null) {
			wikEd.buttonBarFind.style.display = 'block';
		}
		if (wikEd.buttonBarFix !== null) {
			wikEd.buttonBarFix.style.display = 'block';
		}
		if (wikEd.buttonBarCustom2 !== null) {
			wikEd.buttonBarCustom2.style.display = 'block';
		}
		if (wikEd.buttonBarControl !== null) {
			wikEd.buttonBarControl.style.display = 'block';
		}
		wikEd.frameBody.scrollTop = scrollRatio * wikEd.frameBody.scrollHeight;
		wikEd.ResizeWindowHandler();
	}

	// turn classic textarea on
	else {
		scrollRatio = wikEd.frameBody.scrollTop / wikEd.frameBody.scrollHeight;
		if (notFrame !== true) {

			// get resized frame dimensions for textarea
			if (wikEd.useWikEd === true) {
				wikEd.textareaHeight = wikEd.frameHeight;
				wikEd.textareaWidth = '100%';
			}
			wikEd.frameWrapper.style.position = 'absolute';
			wikEd.frameWrapper.style.visibility = 'hidden';
			// Mozilla or wikEd bug: <br> insertion before text a while after setting display to 'none', test with setTimeout('alert(wikEd.frameBody.innerHTML)', 1000);
			// wikEd.frameBody.style.display = 'none';
		}
		wikEd.textareaWrapper.style.position = 'static';
		wikEd.textareaWrapper.style.visibility = 'visible';

		wikEd.textarea.style.height = wikEd.textareaHeight;
		wikEd.textarea.style.width = wikEd.textareaWidth;
		wikEd.textarea.style.display = 'block';

		// force visibility of native toolbar
		if (wikEd.toolbarWrapper !== null) {
			wikEd.toolbarWrapper.style.display = 'block';
		}
		if (wikEd.buttonBarFormat !== null) {
			wikEd.buttonBarFormat.style.display = 'none';
		}
		if (wikEd.buttonBarTextify !== null) {
			wikEd.buttonBarTextify.style.display = 'none';
		}
		if (wikEd.buttonBarCustom1 !== null) {
			wikEd.buttonBarCustom1.style.display = 'none';
		}
		if (wikEd.buttonBarFind !== null) {
			wikEd.buttonBarFind.style.display = 'none';
		}
		if (wikEd.buttonBarFix !== null) {
			wikEd.buttonBarFix.style.display = 'none';
		}
		if (wikEd.buttonBarCustom2 !== null) {
			wikEd.buttonBarCustom2.style.display = 'none';
		}
		if (wikEd.buttonBarControl !== null) {
			wikEd.buttonBarControl.style.display = 'block';
		}
		wikEd.textarea.scrollTop = scrollRatio * wikEd.textarea.scrollHeight;
	}
	return;
};


//
// wikEd.Button: toggle or set button checked state
//   used for buttons that do not require nor change the text. Faster than wikEd.EditButton()
//

wikEd.Button = function (buttonObj, buttonId, toggleButton, setButton, classButton, doButton) {
	if (buttonObj !== null) {

		// check if the button is disabled
		if (buttonObj.className == 'wikEdButtonInactive') {
			return;
		}

		// set button to pressed, set cursor to hourglass
		buttonObj.style.cursor = 'wait';

		// init the button
		if (setButton === false) {
			buttonObj.setAttribute('checked', false);
			if (classButton === undefined) {
				buttonObj.className = 'wikEdButtonUnchecked';
			}
		}
		else if (setButton === true) {
			buttonObj.setAttribute('checked', true);
			if (classButton === undefined) {
				buttonObj.className = 'wikEdButtonChecked';
			}
		}
		else if (typeof classButton == 'string') {
			buttonObj.className = classButton;
		}
		else {
			doButton = true;
		}

		// toggle the button
		if (toggleButton === true) {
			if (buttonObj.getAttribute('checked') === 'true') {
				buttonObj.setAttribute('checked', false);
				buttonObj.className = 'wikEdButtonUnchecked';
			}
			else {
				buttonObj.setAttribute('checked', true);
				buttonObj.className = 'wikEdButtonChecked';
			}
		}
	}

	// perform specific actions
	var focusFrame = false;
	if (doButton === true) {

		// textarea no longer up to date
		wikEd.textareaUpdated = false;

		// remove active content
		wikEd.RemoveElements(['script', 'object', 'applet', 'embed']);

		switch (buttonId) {

			// switch between syntax highlighting and plain text
			case 'wikEdHighlightSyntax':
				if (buttonObj.getAttribute('checked') == 'true') {
					wikEd.highlightSyntax = true;
					wikEd.SetPersistent('wikEdSyntaxOff', '0', 0, '/');
					if (wikEd.refHide === true) {
						wikEd.frameBody.className = 'wikEdFrameBodyNewbie';
					}
					else {
						wikEd.frameBody.className = 'wikEdFrameBodySyntax';
					}
				}
				else {
					wikEd.highlightSyntax = false;
					wikEd.SetPersistent('wikEdSyntaxOff', '1', 0, '/');
					wikEd.frameBody.className = 'wikEdFrameBodyPlain';
				}

				// do not keep whole text selected
				wikEd.EditButton( null, 'wikEdUpdateAll', {'keepSel': false} );
				break;

			// table mode button
			case 'wikEdTableMode':
				if (buttonObj.getAttribute('checked') != 'true') {
					wikEd.tableMode = false;
					wikEd.EditButton( null, 'wikEdUpdateAll', {'keepSel': false} );
				}
				else {
					wikEd.tableMode = true;
					wikEd.EditButton( null, 'wikEdUpdateAll', {'keepSel': false} );
				}
				break;

			// align textbox with display top
			case 'wikEdScrollToPreview':
			case 'wikEdScrollToPreview2':
			case 'wikEdScrollToPreview3':
				window.scroll(0, wikEd.GetOffsetTop(wikEd.submitWrapper));
				focusFrame = true;
				break;

			// align edit buttons with display top
			case 'wikEdScrollToEdit':
			case 'wikEdScrollToEdit2':
			case 'wikEdScrollToEdit3':
			case 'wikEdScrollToEdit4':
				window.scroll(0, wikEd.GetOffsetTop(wikEd.inputWrapper));
				focusFrame = true;
				break;

			// cycle through different font sizes
			case 'wikEdTextZoomDown':
				wikEd.textSize = wikEd.textSize / 1.2;
				if (wikEd.textSize < wikEd.textSizeInit / 1.2 / 1.2) {
					wikEd.textSize = wikEd.textSizeInit * 1.2 * 1.2;
				}
				wikEd.frameBody.style.fontSize = wikEd.textSize + 'px';
				focusFrame = true;
				break;

			// cycle through different font sizes
			case 'wikEdTextZoomUp':
				wikEd.textSize = wikEd.textSize * 1.2;
				if (wikEd.textSize > wikEd.textSizeInit * 1.2 * 1.2) {
					wikEd.textSize = wikEd.textSizeInit / 1.2 / 1.2;
				}
				wikEd.frameBody.style.fontSize = wikEd.textSize + 'px';
				focusFrame = true;
				break;

			// display local preview box
			case 'wikEdLocalPreview':
				wikEd.LocalPreview();
				focusFrame = true;
				break;

			// display local diff box
			case 'wikEdLocalDiff':
				if (WikEdDiff === undefined) {
					wikEd.previewDiff.innerHTML = '<div class="wikEdPreviewDiffError">' + wikEd.config.text.diffNotLoaded + '</div>';
					wikEd.previewArticle.style.display = 'none';
					wikEd.previewDiff.style.display = 'block';
					wikEd.localPrevWrapper.style.display = 'block';
					break;
				}

				// interrupt fullscreen mode
				if (wikEd.fullscreen === true) {
					wikEd.FullScreen(false);
				}

				// display diff, keep wrapper height to prevent scrolling
				var previewHeight = wikEd.localPrevWrapper.offsetHeight;
				if ( ( (wikEd.previewArticle.innerHTML !== '') || (wikEd.previewDiff.innerHTML !== '') ) && (previewHeight > 0) ) {
					wikEd.localPrevWrapper.style.height = previewHeight + 'px';
				}
				if (wikEd.previewDiff.innerHTML === '') {
					wikEd.previewDiff.innerHTML = wikEd.config.text.wikEdPreviewLoading;
				}
				wikEd.localPrevWrapper.style.display = 'block';
				wikEd.previewArticle.style.display = 'none';
				wikEd.previewDiff.style.display = 'block';

				if (wikEd.useWikEd === true) {
					wikEd.UpdateTextarea();
				}

				// add trailing newline
				var currentVersion = wikEd.textarea.value;

				// call external diff program
				wikEd.previewDiff.innerHTML = wikEd.DiffResponse(wikEd.origVersion, currentVersion);

				// scroll to button, textarea, or preview field
				wikEd.ScrollToPreview();

				// run scheduled custom functions
				wikEd.ExecuteHook(wikEd.config.diffHook);
				break;

			// close the preview and diff boxes
			case 'wikEdClose':
			case 'wikEdClose2':
				window.scroll(0, wikEd.GetOffsetTop(wikEd.inputWrapper));

				wikEd.previewArticle.style.display = 'none';
				wikEd.previewDiff.style.display = 'none';
				wikEd.localPrevWrapper.style.display = 'none';

				wikEd.localPrevWrapper.style.height = 'auto';
				focusFrame = true;
				break;

			// switch between textarea and frame display
			//   switching an iframe in design mode immediately after initialization between absolute/static may crash mozilla
			case 'wikEdUseWikEd':

				// enble wikEd
				if (buttonObj.getAttribute('checked') == 'true') {
					wikEd.useWikEd = true;
					window.wikEdUseWikEd = wikEd.useWikEd;
					wikEd.SetPersistent('wikEdUseClassic', '0', 0, '/');

					// update frame content
					wikEd.UpdateFrame();

					// display rich text frame
					wikEd.SetEditArea(true);

					// run scheduled custom functions
					wikEd.ExecuteHook(wikEd.config.frameHook);
				}

				// turn classic textarea on, disable wikEd
				else {
					wikEd.PastedOff();

					// update frame content
					wikEd.UpdateTextarea();

					// display on textarea
					wikEd.SetEditArea(false);

					wikEd.useWikEd = false;
					window.wikEdUseWikEd = wikEd.useWikEd;
					wikEd.SetPersistent('wikEdUseClassic', '1', 0, '/');

					// run scheduled custom functions
					wikEd.ExecuteHook(wikEd.config.textareaHook);
				}

				// update fullscreen
				wikEd.FullScreen(wikEd.fullScreenMode, true);

				break;

			// add "using wikEd" to summaries
			case 'wikEdUsing':
				if (buttonObj.getAttribute('checked') == 'true') {
					wikEd.using = true;
					wikEd.SetPersistent('wikEdSummaryUsing', '1', 0, '/');
				}
				else {
					wikEd.using = false;
					wikEd.SetPersistent('wikEdSummaryUsing', '0', 0, '/');
				}
				break;

			// hide ref tags
			case 'wikEdRefHide':
				if (buttonObj.getAttribute('checked') == 'true') {
					wikEd.refHide = true;
					wikEd.SetPersistent('wikEdRefHide', '1', 0, '/');
				}
				else {
					wikEd.refHide = false;
					wikEd.SetPersistent('wikEdRefHide', '0', 0, '/');
				}

				if ( (wikEd.config.showTableModeButton === false) && (wikEd.config.tableMode === true) ) {
					wikEd.tableMode = wikEd.refHide;
				}

				if (wikEd.useWikEd === true) {
					if (wikEd.refHide === true) {
						wikEd.frameBody.className = 'wikEdFrameBodyNewbie';
					}
					else {
						wikEd.frameBody.className = 'wikEdFrameBodySyntax';
					}
					wikEd.EditButton(null, 'wikEdWikify', 'whole');
				}
				break;

			// close the toolbar
			case 'wikEdCloseToolbar':
				if (buttonObj.getAttribute('checked') == 'true') {
					wikEd.closeToolbar = true;
					wikEd.toolbarWrapper.style.display = 'none';
					wikEd.SetPersistent('wikEdCloseToolbar', '1', 0, '/');
				}
				else {
					wikEd.closeToolbar = false;
					wikEd.toolbarWrapper.style.display = 'block';
					wikEd.SetPersistent('wikEdCloseToolbar', '0', 0, '/');
				}

				// resize fullscreen frame
				if (wikEd.fullscreen === true) {
					wikEd.ResizeWindowHandler();
				}
				break;

			// just toggle the case sensitive search button
			case 'wikEdCaseSensitive':
				break;

			// just toggle the regexp search button
			case 'wikEdRegExp':
				break;

			// just toggle the find-ahead-as-you-type search button
			case 'wikEdFindAhead':
				break;

			// switch to fullscreen edit area
			case 'wikEdFullScreen':
				if (buttonObj.getAttribute('checked') == 'true') {
					wikEd.FullScreen(true, true);
					wikEd.SetPersistent('wikEdFullscreen', '1', 0, '/');
				}
				else {
					wikEd.FullScreen(false, true);
					wikEd.SetPersistent('wikEdFullscreen', '0', 0, '/');
				}
				break;

			// clear the saved settings for find, replace, and summary history
			case 'wikEdClearHistory':
				wikEd.ClearHistory('find');
				wikEd.ClearHistory('replace');
				wikEd.ClearHistory('summary');
				focusFrame = true;
				break;

			// for testing
			case 'wikEdPlaceholder':
				break;
		}
	}

	// reset cursor to normal
	if (buttonObj !== null) {
		buttonObj.style.cursor = '';

		// Firefox 27 bug workaround to force cursor update
		buttonObj.focus();
	}

	// focus the frame
	if ( (wikEd.useWikEd === true) && (focusFrame === true) ) {
		wikEd.frameWindow.focus();
	}

	return;
};


//
// wikEd.EditButton: editing functions
//   used for buttons that require or change the text, more time consuming than wikEd.Button()
//

wikEd.EditButton = function (buttonObj, buttonId, parameters, CustomHandler) {

	// check if iframe is enabled
	if (wikEd.UseWikEd === false) {
		return;
	}

	// check if button is disabled
	if (buttonObj !== null) {
		if (buttonObj.className == 'wikEdButtonInactive') {
			return;
		}
	}

	// remove active and non-text content
	wikEd.RemoveElements(['script', 'object', 'applet', 'embed', 'textarea']);

	// select the appropriate text change targets (whole, selection, cursor, focusWord, focusLine, selectionWord, or selectionLine)
	var obj = {};
	obj.changed = {};
	var highlightNoTimeOut = false;

	// set cursor position into closest highest text node so that highlighting does not bleed out
	wikEd.AntiHighlightBleeding(obj, true);

	// textarea no longer up to date
	wikEd.textareaUpdated = false;

	// invalidate wikify/textify of recently pasted text
	if ( (buttonId != 'wikEdPastedWikify') && (buttonId != 'wikEdPastedTextify') && (buttonId != 'wikEdPasting') ) {
		wikEd.PastedOff();
	}

	// switch the button
	switch (buttonId) {

		// undo, redo: whole
		case 'wikEdUndo':
		case 'wikEdRedo':
		case 'wikEdUndoAll':
		case 'wikEdRedoAll':
			wikEd.GetText(obj, 'whole');
			obj.changed = obj.whole;
			break;

		// basic wiki character formatting: selection / focusWord / cursor
		case 'wikEdBold':
		case 'wikEdItalic':
		case 'wikEdUnderline':
		case 'wikEdStrikethrough':
		case 'wikEdNowiki':
		case 'wikEdSuperscript':
		case 'wikEdSubscript':
		case 'wikEdWikiLink':
		case 'wikEdWebLink':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'focusWord');
				if (obj.focusWord.plain !== '') {
					obj.changed = obj.focusWord;
				}
				else  {
					obj.changed = obj.cursor;
				}
			}
			break;

		// reference: selection / cursor
		case 'wikEdRef':
		case 'wikEdRefNamed':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				obj.changed = obj.cursor;
			}
			break;

		// references and small references: selection / cursor
		case 'wikEdReferences':
		case 'wikEdReferencesSection':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				obj.changed = obj.cursor;
			}
			break;

		// signature and name only signature: selection / cursor
		case 'wikEdSign':
		case 'wikEdSignName':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				obj.changed = obj.cursor;
			}
			break;

		// character formatting: selection / focusWord / cursor
		case 'wikEdCase':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'focusWord');
				if (obj.focusWord.plain !== '') {
					obj.changed = obj.focusWord;
				}
				else {
					obj.changed = obj.cursor;
				}
			}
			break;

		// multiple line changes: selectionLine / focusLine / cursor
		case 'wikEdDecreaseHeading':
		case 'wikEdIncreaseHeading':
		case 'wikEdIncreaseBulletList':
		case 'wikEdDecreaseBulletList':
		case 'wikEdIncreaseNumberList':
		case 'wikEdDecreaseNumberList':
		case 'wikEdIncreaseIndentList':
		case 'wikEdDecreaseIndentList':
		case 'wikEdDefinitionList':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				wikEd.GetText(obj, 'selectionLine');
				obj.changed = obj.selectionLine;
			}
			else {
				wikEd.GetText(obj, 'focusLine');
				if (obj.focusLine.plain !== '') {
					obj.changed = obj.focusLine;
				}
				else {
					obj.changed = obj.cursor;
				}
			}
			break;

		// sort: selectionLine / focusLine
		case 'wikEdSort':
			wikEd.GetText(obj, 'selection, cursor, selectionLine');
			if (obj.selection.plain === '')  {
				obj.changed = obj.selectionLine;
			}
			else if (/\n./.test(obj.selection.plain) === false) {
				obj.changed = obj.selection;
			}
			else {
				obj.changed = obj.selectionLine;
			}
			break;

		// image: selectionWord (if text is selected) / cursor
		case 'wikEdImage':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				wikEd.GetText(obj, 'selectionWord');
				obj.changed = obj.selectionWord;
			}
			else  {
				obj.changed = obj.cursor;
			}
			break;

		// table: selectionLine / cursor
		case 'wikEdTable':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				wikEd.GetText(obj, 'selectionLine');
				obj.changed = obj.selectionLine;
			}
			else  {
				wikEd.GetText(obj, 'focusLine');
				obj.changed = obj.cursor;
			}
			break;

		// wikify pasted: cursor
		case 'wikEdPastedWikify':
			wikEd.GetText(obj, 'cursor');
			obj.changed = obj.cursor;
			break;

		// textify during pasting: selection
		case 'wikEdPasting':

			// get text, do not wikify
			wikEd.GetText(obj, 'selection', false);
			obj.changed = obj.selection;
			break;

		// textify pasted: cursor
		case 'wikEdPastedTextify':
			wikEd.GetText(obj, 'cursor');
			obj.changed = obj.cursor;
			break;

		// wikify: selection / whole
		case 'wikEdWikify':
			if (parameters == 'whole') {
				wikEd.GetText(obj, 'whole');
				obj.changed = obj.whole;
			}
			else {
				wikEd.GetText(obj, 'selection');
				if (obj.selection.plain !== '') {
					obj.changed = obj.selection;
				}
				else {
					wikEd.GetText(obj, 'whole');
					obj.changed = obj.whole;
				}
			}
			break;

		// textify: selection / whole, without wikifying
		case 'wikEdTextify':
			wikEd.GetText(obj, 'selection', false);
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'whole', false);
				obj.changed = obj.whole;
			}
			break;

		// redirect: whole
		case 'wikEdRedirect':
			wikEd.GetText(obj, 'whole, selection, cursor');
			if (obj.selection.plain === '') {
				wikEd.GetText(obj, 'selectionWord');
			}
			obj.changed = obj.whole;
			break;

		// find and replace: selection / focusWord / cursor
		case 'wikEdFindPrev':
		case 'wikEdFindNext':
		case 'wikEdJumpPrev':
		case 'wikEdJumpNext':
		case 'wikEdReplacePrev':
		case 'wikEdReplaceNext':
		case 'wikEdFindAll':
			wikEd.GetText(obj, 'selection');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'focusWord');
				if (obj.focusWord.plain !== '') {
					obj.changed = obj.focusWord;
				}
				else {
					obj.changed = obj.cursor;
				}
			}
			break;

		// replace all: selection / whole
		case 'wikEdReplaceAll':
			wikEd.GetText(obj, 'selection');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'whole');
				obj.changed = obj.whole;
			}
			break;

		// fixing buttons: selection / whole
		case 'wikEdFixBasic':
		case 'wikEdFixUnicode':
		case 'wikEdFixAll':
		case 'wikEdFixHtml':
		case 'wikEdFixRegExTypo':
		case 'wikEdFixRedirect':
		case 'wikEdFixRedirectReplace':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'whole');
				obj.changed = obj.whole;
			}
			break;

		// fixing buttons: selection / focusPara / cursor
		case 'wikEdFixPunct':
		case 'wikEdFixMath':
		case 'wikEdFixUnits':
		case 'wikEdFixDashes':
		case 'wikEdFixCaps':
		case 'wikEdFixChem':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'focusPara');
				if (obj.focusPara.plain !== '') {
					obj.changed = obj.focusPara;
				}
				else {
					obj.changed = obj.cursor;
				}
			}
			break;

		// fixing buttons: selection / focusLine / cursor
		case 'wikEdFixChem':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'focusLine');
				if (obj.focusPara.plain !== '') {
					obj.changed = obj.focusLine;
				}
				else {
					obj.changed = obj.cursor;
				}
			}
			break;

		// source: selection / whole
		case 'wikEdSource':
			wikEd.GetText(obj, 'selection');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				wikEd.GetText(obj, 'whole');
				obj.changed = obj.whole;
			}
			break;

		// insert tags: selection / cursor
		case 'wikEdInsertTags':
			wikEd.GetText(obj, 'selection, cursor');
			if (obj.selection.plain !== '') {
				obj.changed = obj.selection;
			}
			else {
				obj.changed = obj.cursor;
			}
			break;

		// update text view using current control button settings
		case 'wikEdUpdateAll':
			wikEd.GetText(obj, 'whole');
			obj.changed = obj.whole;
			break;

		// custom edit functions have to call wikEd.GetText() themselves
		default:
			wikEd.GetText(obj, 'cursor');
			obj.changed = obj.cursor;
			break;
	}

	// exit
	if (obj.changed === undefined) {
		wikEd.frameWindow.focus();

		// reset button to active, reset cursor
		if (buttonObj !== null) {
			if (buttonObj.className != 'wikEdButtonInactive') {
				buttonObj.className = 'wikEdButton';
			}
		}
		return;
	}

	// set local syntax highlighting flag
	var highlightSyntax = wikEd.highlightSyntax;

	// apply selected action
	var selectChanged = true;
	var selectChangedText = '';
	var emptyOrSpaces = /^ *$/.test(obj.changed.plain);
	switch (buttonId) {

		// undo
		case 'wikEdUndo':
			if (wikEd.lastVersion === null) {
				wikEd.lastVersion = obj.changed.plain;
			}
			wikEd.frameDocument.execCommand('undo');
			if (obj.sel.rangeCount === 0) {
				obj.sel.collapse(wikEd.frameBody, 0);
			}
			obj.changed.range = obj.sel.getRangeAt(0);
			obj.changed.plain = null;
			obj.changed.keepSel = true;
			break;

		// redo
		case 'wikEdRedo':
			wikEd.frameDocument.execCommand('redo');
			if (obj.sel.rangeCount === 0) {
				obj.sel.collapse(wikEd.frameBody, 0);
			}
			obj.changed.range = obj.sel.getRangeAt(0);
			obj.changed.plain = null;
			obj.changed.keepSel = true;
			break;

		// bold
		case 'wikEdBold':

			// remove markup
			if (/^(\s*)'''((.|\n)*?)'''(\s*)$/.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/^(\s*)'''((.|\n)*?)'''(\s*)$/g, '$1$2$4');
			}

			// add markup
			else {
				obj.changed.plain = '\'\'\'' + obj.changed.plain + '\'\'\'';
				if (emptyOrSpaces === false) {

					// move spaces outside markup
					obj.changed.plain = obj.changed.plain.replace(/^(''')(\s*)((.|\n)*?)(\s*)(''')$/, '$2$1$3$6$5');

					// trim to maximal number of ' (bold + italic)
					obj.changed.plain = obj.changed.plain.replace(/^'{6,}((.|\n)*)'{6,}$/g, '\'\'\'\'\'$1\'\'\'\'\'');
				}
			}
			obj.changed.keepSel = true;
			break;

		// italic
		case 'wikEdItalic':

			// remove markup
			if (/^(\s*)''((.|\n)*?)''(\s*)$/.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/^(\s*)''((.|\n)*?)''(\s*)$/g, '$1$2$4');
			}

			// add markup
			else {
				obj.changed.plain = '\'\'' + obj.changed.plain + '\'\'';
				if (emptyOrSpaces === false) {

					// move spaces outside markup
					obj.changed.plain = obj.changed.plain.replace(/^('')(\s*)((.|\n)*?)(\s*)('')$/, '$2$1$3$6$5');

					// trim to maximal number of ' (bold + italic)
					obj.changed.plain = obj.changed.plain.replace(/^'{6,}((.|\n)*)'{6,}$/g, '\'\'\'\'\'$1\'\'\'\'\'');
				}
			}
			obj.changed.keepSel = true;
			break;

		// underline
		case 'wikEdUnderline':

		// remove markup
			if ( /&lt;u&gt;((.|\n)*?)&lt;\/u&gt;/i.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/&lt;u&gt;((.|\n)*?)&lt;\/u&gt;/gi, '$1');
			}

			// add markup
			else {
				obj.changed.plain = '&lt;u&gt;' + obj.changed.plain + '&lt;\/u&gt;';
				if (emptyOrSpaces === false) {
					obj.changed.plain = obj.changed.plain.replace(/^(&lt;u&gt;)(\s*)((.|\n)*?)(\s*)(&lt;\/u&gt;)$/, '$2$1$3$6$5');
				}
			}
			obj.changed.keepSel = true;
			break;

		// strikethrough
		case 'wikEdStrikethrough':
			if ( /&lt;s&gt;((.|\n)*?)&lt;\/s&gt;/i.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/&lt;s&gt;((.|\n)*?)&lt;\/s&gt;/gi, '$1');
			}
			else {
				obj.changed.plain = '&lt;s&gt;' + obj.changed.plain + '&lt;\/s&gt;';
				if (emptyOrSpaces === false) {
					obj.changed.plain = obj.changed.plain.replace(/^(&lt;s&gt;)(\s*)((.|\n)*?)(\s*)(&lt;\/s&gt;)$/, '$2$1$3$6$5');
				}
			}
			obj.changed.keepSel = true;
			break;

		// nowiki
		case 'wikEdNowiki':
			if ( /&lt;nowiki&gt;((.|\n)*?)&lt;\/nowiki&gt;/i.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/&lt;nowiki&gt;((.|\n)*?)&lt;\/nowiki&gt;/gi, '$1');
			}
			else {
				obj.changed.plain = '&lt;nowiki&gt;' + obj.changed.plain + '&lt;\/nowiki&gt;';
				if (emptyOrSpaces === false) {
					obj.changed.plain = obj.changed.plain.replace(/^(&lt;nowiki&gt;)(\s*)((.|\n)*?)(\s*)(&lt;\/nowiki&gt;)$/, '$2$1$3$6$5');
				}
			}
			obj.changed.keepSel = true;
			break;

		// superscript
		case 'wikEdSuperscript':
			obj.changed.plain = obj.changed.plain.replace(/^(\s*)&lt;sub&gt;((.|\n)*?)&lt;\/sub&gt;(\s*)$/, '$1$2$4');
			if ( /&lt;sup&gt;((.|\n)*?)&lt;\/sup&gt;/i.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/&lt;sup&gt;((.|\n)*?)&lt;\/sup&gt;/gi, '$1');
			}
			else {
				obj.changed.plain = '&lt;sup&gt;' + obj.changed.plain + '&lt;/sup&gt;';
				if (emptyOrSpaces === false) {
					obj.changed.plain = obj.changed.plain.replace(/^(&lt;sup&gt;)(\s*)((.|\n)*?)(\s*)(&lt;\/sup&gt;)$/, '$2$1$3$6$5');
				}
			}
			obj.changed.keepSel = true;
			break;

		// subscript
		case 'wikEdSubscript':
			obj.changed.plain = obj.changed.plain.replace(/^(\s*)&lt;sup&gt;((.|\n)*?)&lt;\/sup&gt;(\s*)$/, '$1$2$4');
			if ( /&lt;sub&gt;((.|\n)*?)&lt;\/sub&gt;/i.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/&lt;sub&gt;((.|\n)*?)&lt;\/sub&gt;/gi, '$1');
			}
			else {
				obj.changed.plain = '&lt;sub&gt;' + obj.changed.plain + '&lt;/sub&gt;';
				if (emptyOrSpaces === false) {
					obj.changed.plain = obj.changed.plain.replace(/^(&lt;sub&gt;)(\s*)((.|\n)*?)(\s*)(&lt;\/sub&gt;)$/, '$2$1$3$6$5');
				}
			}
			obj.changed.keepSel = true;
			break;

		// in-text reference
		case 'wikEdRef':
		case 'wikEdRefNamed':
			if (obj.changed.plain === '') {
				if (buttonId == 'wikEdRef') {
					obj.changed.plain = '&lt;ref&gt;&lt;\/ref&gt;';
				}
				else {
					obj.changed.plain = '&lt;ref name="" \/&gt;';
				}
			}
			else if ( /&lt;ref( name="")? ?\/&gt;/i.test(obj.changed.plain) ) {
				obj.changed.plain = '';
			}
			else if ( /&lt;ref( name="")?&gt;((.|\n)*?)&lt;\/ref&gt;/i.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/&lt;ref( name="")?&gt;((.|\n)*?)&lt;\/ref&gt;/gi, '$2');
			}
			else {
				if (buttonId == 'wikEdRef') {
					obj.changed.plain = '&lt;ref&gt;' + obj.changed.plain + '&lt;/ref&gt;';
				}
				else {
					obj.changed.plain = '&lt;ref name=""&gt;' + obj.changed.plain + '&lt;/ref&gt;';
				}
				if (emptyOrSpaces === false) {
					obj.changed.plain = obj.changed.plain.replace(/^(&lt;ref( name="")?&gt;)(\s*)((.|\n)*?)(\s*)(&lt;\/ref&gt;)$/, '$3$1$4$7$6');
				}
			}
			obj.changed.keepSel = true;
			break;

		// signature [[کارن:AFGHANIPEDIA|AFGHANIPEDIA]] ([[د کارن خبرې اترې:AFGHANIPEDIA|خبرې اترې]]) ۲۲:۳۶, ۱۸ مارچ ۲۰۲۵ (CET)
		case 'wikEdSign':
			if (obj.changed.plain == '[[کارن:AFGHANIPEDIA|AFGHANIPEDIA]] ([[د کارن خبرې اترې:AFGHANIPEDIA|خبرې اترې]]) ۲۲:۳۶, ۱۸ مارچ ۲۰۲۵ (CET)') {
				obj.changed.plain = '';
			}
			else {
				obj.changed.plain = '[[کارن:AFGHANIPEDIA|AFGHANIPEDIA]] ([[د کارن خبرې اترې:AFGHANIPEDIA|خبرې اترې]]) ۲۲:۳۶, ۱۸ مارچ ۲۰۲۵ (CET)';
			}
			obj.changed.keepSel = true;
			break;

		// name only signature [[کارن:AFGHANIPEDIA|AFGHANIPEDIA]] ([[د کارن خبرې اترې:AFGHANIPEDIA|خبرې اترې]])
		case 'wikEdSignName':
			if (obj.changed.plain == '[[کارن:AFGHANIPEDIA|AFGHANIPEDIA]] ([[د کارن خبرې اترې:AFGHANIPEDIA|خبرې اترې]])') {
				obj.changed.plain = '';
			}
			else {
				obj.changed.plain = '[[کارن:AFGHANIPEDIA|AFGHANIPEDIA]] ([[د کارن خبرې اترې:AFGHANIPEDIA|خبرې اترې]])';
			}
			obj.changed.keepSel = true;
			break;

		// references location
		case 'wikEdReferences':
		case 'wikEdReferencesSection':
			var ref = wikEd.config.text.wikEdReferencesSection;
			ref = ref.replace(/</g, '&lt;');
			ref = ref.replace(/>/g, '&gt;');
			var refEscaped = ref;
			refEscaped = refEscaped.replace(/([^\w\s;&])/g, '\\$1');
			refEscaped = refEscaped.replace(/^\n|\n$/g, '\\n*');
			refEscaped = refEscaped.replace(/(\n)/g, '\\n');
			var regExp = new RegExp(refEscaped, 'gi');

			// plain references tag
			if (buttonId == 'wikEdReferences') {
				if (obj.changed.plain === '') {
					obj.changed.plain = '&lt;references/&gt;';
				}
				else if (regExp.test(obj.changed.plain) === true) {
					obj.changed.plain = obj.changed.plain.replace(regExp, '');
				}
				else if (/&lt;references ?\/&gt;/i.test(obj.changed.plain) ) {
					obj.changed.plain = obj.changed.plain.replace(/&lt;references ?\/&gt;/gi, '');
				}
				else {
					obj.changed = obj.cursor;
					obj.changed.plain = '&lt;references/&gt;';
				}
			}

			// complete references code
			else {
				if (obj.changed.plain === '') {
					obj.changed.plain = ref;
				}
				else if (regExp.test(obj.changed.plain) === true) {
					obj.changed.plain = obj.changed.plain.replace(regExp, '');
				}
				else if ( /&lt;references ?\/&gt;/i.test(obj.changed.plain) ) {
					obj.changed.plain = obj.changed.plain.replace(/&lt;references ?\/&gt;/gi, '');
				}
				else {
					obj.changed = obj.cursor;
					obj.changed.plain = ref;
				}
			}
			obj.changed.keepSel = true;
			break;

		// toggle lowercase / uppercase
		case 'wikEdCase':
			if (obj.changed.plain === '') {
				obj.changed.plain = null;
			}

			// lowercase all uppercased text
			else {

				// html character entities to chars
				var plain = obj.changed.plain;
				plain = plain.replace(/&gt;/g, '>');
				plain = plain.replace(/&lt;/g, '<');
				plain = plain.replace(/&amp;/g, '&');

				if (plain.toUpperCase() == plain) {
					plain = plain.toLowerCase();
				}

				// first-letter-uppercase all lowercased text
				else if (plain.toLowerCase() == plain) {
					var regExp = new RegExp('(^|[^' + wikEd.letters + '_0-9])([' + wikEd.letters + '])([' + wikEd.letters + '_0-9\']*)', 'g');
					plain = plain.replace(regExp,
						function(p, p1, p2, p3) {
							return p1 + p2.toUpperCase() + p3.toLowerCase();
						}
					);
				}

				// uppercase mixed upper and lowercased text
				else {
					plain = plain.toUpperCase();
				}

				// chars back to html character entities
				plain = wikEd.EscapeHtml(plain);
				obj.changed.plain = plain;
			}
			obj.changed.keepSel = true;
			break;

		// sort alphabetically by visible words, case insensitive, and numerically
		case 'wikEdSort':

			// fix unicode and character entities
			wikEd.FixUnicode(obj.changed);

			// sort a single line
			if (/\n./.test(obj.changed.plain) === false) {

				// Normalize(): normalize strings for sorting
				var Normalize = function (text) {

					//                    [ [           |(        ) ] ]
					text = text.replace(/\[\[[^\[\]\|]*\|([^\[\]]*)\]\]/g, '$1');

					//                    [ [(          ) ] ]
					text = text.replace(/\[\[([^\[\]\|]*)\]\]/g, '$1');

					// start with first letter
					var regExp = new RegExp('^[^' + wikEd.letters + '_0-9]+', 'g');
					text = text.replace(regExp, '');

					// sort numerically by adding preceeding 0s to numbers
					text = text.replace(/0*(\d+)(\.\d*)?/g,
						function(p, p1, p2) {
							return '000000000000000'.substr(p1.length) + p1 + p2;
						}
					);

					// case insensitive
					text = text.toLowerCase();

					return text;
				};

				// SplitSortJoin(): sort list items in one line
				var SplitSortJoin = function (regExp, text) {

					var sorted = null;

					// split text into array of element / separator pairs
					var array = [];
					var regExpMatch;
					var lastMatch = 0;
					while ( (regExpMatch = regExp.exec(text)) !== null) {
						var element = text.substring(lastMatch, regExpMatch.index);
						var separator = regExpMatch[0];
						array.push([element, separator, Normalize(element)]);
						lastMatch = regExp.lastIndex;
					}
					if (array.length > 0) {
						var element = text.substring(lastMatch);
						if (element !== '') {
							array.push([element, '', Normalize(element)]);
						}

						// sort array after normalized elements
						array.sort(function(a, b) {
							if (a[2] > b[2]) {
								return 1;
							}
							if (a[2] < b[2]) {
								return -1;
							}
							return 0;
						});

						// join, keep separator next to element if possible, otherwise use last separator
						sorted = '';
						for (var i = 0; i < array.length; i ++) {
							if ( (array[i][1] === '') && (i < array.length - 1) ) {
								array[i][1] = array[array.length - 1][1];
								array[array.length - 1][1] = '';
							}
							sorted += array[i][0] + array[i][1];
						}
					}
					return sorted;
				};

				// extract sortable text
				var pre = '';
				var sortable = obj.changed.plain;
				var post = '';

				//                  123          3      4   4 2  15   56     6
				var regExpMatch = /^(((\|[\w ]+\=)|\||!|(:*;)+) *)(.*?)( *\n*)$/.exec(obj.changed.plain);
				if (regExpMatch !== null) {
					pre = regExpMatch[1];
					sortable = regExpMatch[5];
					post = regExpMatch[6];
				}

				// sortable text enclosed in html
				var regExpMatch = /^(<[^>]>+)(.*?)(<\/[^>]>+)$/.exec(sortable);
				if (regExpMatch !== null) {
					pre = pre + regExpMatch[1];
					sortable = regExpMatch[2];
					post = regExpMatch[3] + post;
				}

				// table cells
				var sorted = SplitSortJoin(/ *((\||!){2,2}) *()/g, sortable);
				if ( (sorted === null) || (/^(\|{1,1}|!{1,1})/.test(pre) === false) ) {

					// bullets, dots, dashes, \|/:-,; in spaces
					sorted = SplitSortJoin(/((&amp;nbsp;| )+((\\|\||\/|:|-|,|;)+)(&amp;nbsp;| )+|(&amp;nbsp;| )*(•|&bull;|&#x2022;|&#8226;|·|&middot;|&#0*xb7;|&#0*183;|–|&ndash;|&#x2013;|&#8211;|—|&mdash;|&#x2015;|&#8213;)(&amp;nbsp;| )*)()/gi, sortable);
					if (sorted === null) {

						// ,;:
						sorted = SplitSortJoin(/(&amp;nbsp;| )*(,|;|:)(&amp;nbsp;| )+/g, sortable);
						if (sorted === null) {

							// multiple spaces with &nbsp;
							sorted = SplitSortJoin(/( +&amp;nbsp;|&amp;nbsp;&amp;nbsp;|&amp;nbsp; )(&amp;nbsp;| )*()/g, sortable);

							// simple spaces
							if (sorted === null) {
								sorted = SplitSortJoin(/ +/g, sortable);
							}
						}
					}
				}

				// join pre, sorted, and post
				if (sorted !== null) {
					sorted = sorted.replace(/ {2,}/, ' ');
					sorted = sorted.replace(/ +$/, '');
					post = post.replace(/ +(\n*|$)/, '$1');
					obj.changed.plain = pre + sorted + post;
				}
				break;
			}

			// keep leading and trailing empty lines and table syntax
			var pre = '';
			var main = '';
			var post = '';
			var regExpMatch = /^(((\{\|.*|!.*|\|\+.*|\|\-.*|)\n)*)((.|\n)*?)(((\|\}.*|\|\-.*|)\n)*)$/.exec(obj.changed.plain);
			if (regExpMatch !== null) {
				pre = regExpMatch[1];
				main = regExpMatch[4];
				post = regExpMatch[6];
			}
			else {
				main = obj.changed.plain;
			}

			// join cells in table rows
			main = main.replace(/(^|\n)(\|[^\-\+\}](.|\n)*?(?=(\|\-|\{\||\|\}|$)|$))/g,
				function(p, p1, p2, p3) {
					p2 = p2.replace(/\n/g, '\x00');
					return p1 + p2;
				}
			);

			// cycle through lines
			var lines = main.split('\n');
			var sortArray = [];
			for (var i = 0; i < lines.length; i ++) {
				var line = lines[i];
				var sortKey = line;

				// remove empty lines
				if (line === '') {
					continue;
				}
				sortKey = sortKey.replace(/\x00/g, '\n');

				// remove html
				sortKey = sortKey.replace(/&lt;.*&gt;/g, '');

				// lowercase
				sortKey = sortKey.toLowerCase();

				// keep visible text of wikilinks only
				sortKey = sortKey.replace(/\[\[[^\|\[\]]*\|/g, '');
				sortKey = sortKey.replace(/\[\[|\]\]/g, '');

				// keep visible text of external links only
				sortKey = sortKey.replace(/\[(https?:|ftp:|irc:|gopher:)\/\/\S+/g, '');

				// keep visible cell content only
				sortKey = sortKey.replace(/((^|\n)(\||\!))(?![\+\-\}\|\!])[^\|\!]*(\||\!)(?!\4)/g, '$1');
				sortKey = sortKey.replace(/(^|\n)\|-.*?(\n|$)/g, '$2');

				// keep single ' only
				sortKey = sortKey.replace(/'{2,}/g, '');

				// remove decimal commas
				sortKey = sortKey.replace(/(\d)\,(?=\d\d\d(\D|$))/g, '$1');

				// sort numerically by adding preceeding 0s to numbers
				sortKey = sortKey.replace(/0*(\d+)(\.\d*)?/g,
					function(p, p1, p2) {
						return '000000000000000'.substr(p1.length) + p1 + p2;
					}
				);

				// non-breaking and other spaces
				sortKey = sortKey.replace(/&nbsp;|\s/g, ' ');

				// remove umlauts (just guessing, but probably better than not doing it)
				sortKey = sortKey.replace(/[à-æ]/g, 'a');
				sortKey = sortKey.replace(/[ç]/g, 'c');
				sortKey = sortKey.replace(/[ð]/g, 'd');
				sortKey = sortKey.replace(/[è-ë]/g, 'e');
				sortKey = sortKey.replace(/[ì-ï]/g, 'i');
				sortKey = sortKey.replace(/[ñ]/g, 'n');
				sortKey = sortKey.replace(/[ò-öø]/g, 'o');
				sortKey = sortKey.replace(/[ß]/g, 'ss');
				sortKey = sortKey.replace(/[ù-ü]/g, 'u');
				sortKey = sortKey.replace(/[ýÿ]/g, 'y');

				// remove non-chars
				sortKey = sortKey.replace(/[^$@.,:;\-\w\s'\u007f-\uffff]/g, '');

				// join multiple spaces
				sortKey = sortKey.replace(/ +/g, ' ');

				// remove leading and trailing spaces
				sortKey = sortKey.replace(/^ +| +$/g, '');

				sortArray.push( [line, sortKey] );
			}

			// sort lines
			sortArray = sortArray.sort(
				function(a, b) {
					if (a[1] > b[1]) {
						return 1;
					}
					if (a[1] < b[1]) {
						return -1;
					}
					else {
						return 0;
					}
				}
			);

			// join lines
			var joined = '';
			for (var i = 0; i < sortArray.length; i ++) {
				joined += sortArray[i][0];
				if (i < sortArray.length - 1) {
					joined += '\n';
				}
			}
			joined = joined.replace(/\x00/g, '\n');
			obj.changed.plain = pre + joined + post;

			obj.changed.keepSel = true;
			break;

		// undo all
		case 'wikEdUndoAll':
			if (wikEd.lastVersion === null) {
				wikEd.lastVersion = obj.changed.plain;
			}
			obj.changed.plain = wikEd.origVersion;
			obj.changed.plain = wikEd.EscapeHtml(obj.changed.plain);
			break;

		// redo all
		case 'wikEdRedoAll':
			if (wikEd.lastVersion !== null) {
				obj.changed.plain = wikEd.lastVersion;
			}
			break;

		// create wikilink
		case 'wikEdWikiLink':
			if ( /\[\[((.|\n)*?)\]\]/.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/\[\[(.*?)\|\s*(.*?)\s*\]\]/g, '$2');
				obj.changed.plain = obj.changed.plain.replace(/\[\[((.|\n)*?)\]\]/g, '$1');
			}
			else {
				obj.changed.plain = '[[' + obj.changed.plain + ']]';
				if (emptyOrSpaces === false) {
					obj.changed.plain = obj.changed.plain.replace(/^(\[\[)(\s*)((.|\n)*?)(\s*)(\]\])$/, '$2$1$3$6$5');
				}
			}
			obj.changed.keepSel = true;
			break;

		// create weblink
		case 'wikEdWebLink':
			if ( /\[((.|\n)*?)\]/.test(obj.changed.plain) ) {
				obj.changed.plain = obj.changed.plain.replace(/\[((.|\n)*?)\]/g, '$1');
			}
			else {
				obj.changed.plain = '[' + obj.changed.plain + ']';
				if (emptyOrSpaces === false) {
					obj.changed.plain = obj.changed.plain.replace(/^(\[)(\s*)((.|\n)*?)(\s*)(\])$/, '$2$1$3$6$5');
				}
			}
			obj.changed.keepSel = true;
			break;

		// decrease heading level
		case 'wikEdDecreaseHeading':

			// decrease heading
			obj.changed.plain = obj.changed.plain.replace(/(^|\n)=(=+) *(.*?) *=+(?=\n|$)/g, '$1$2 $3 $2');

			// remove heading
			obj.changed.plain = obj.changed.plain.replace(/(^|\n)=(?!=) *(.*?) *=+(?=\n|$)/g, '$1$2');

			// adjust closing tags
			obj.changed.plain = obj.changed.plain.replace(/(^|\n)(=+) *(.*?) *=+(?=\n|$)/g, '$1$2 $3 $2');
			obj.changed.keepSel = true;
			break;

		// increase heading level
		case 'wikEdIncreaseHeading':

			// increase heading
			obj.changed.plain = obj.changed.plain.replace(/(^|\n)(=+) *(.*?) *=+(?=\n|$)/g, '$1=$2 $3 $2=');

			// create new heading
			if (/\n/.test(obj.changed.plain) === false) {
				obj.changed.plain = obj.changed.plain.replace(/(^|\n)([^=\s].*?)(?=\n|$)/g, '$1== $2 ==');
			}

			// adjust closing tags
			obj.changed.plain = obj.changed.plain.replace(/(^|\n)(=+) *(.*?) *=+(?=\n|$)/g, '$1$2 $3 $2');
			obj.changed.keepSel = true;
			break;

		// increase bullet list
		case 'wikEdIncreaseBulletList':
			obj.changed.plain = obj.changed.plain.replace(/(.+)/g,
				function(p, p1) {
					p1 = p1.replace(/^ *([*#:;]*) *()/g, '*$1 ');
					return p1;
				}
			);
			obj.changed.keepSel = true;
			break;

		// decrease bullet list
		case 'wikEdDecreaseBulletList':
			obj.changed.plain = obj.changed.plain.replace(/(.+)/g,
				function(p, p1) {
					p1 = p1.replace(/^[*#:;] *()/g, '');
					return p1;
				}
			);
			obj.changed.keepSel = true;
			break;

		// increase numbered list
		case 'wikEdIncreaseNumberList':
			obj.changed.plain = obj.changed.plain.replace(/(.+)/g,
				function(p, p1) {
					p1 = p1.replace(/^ *([*#:;]*) *()/g, '#$1 ');
					return p1;
				}
			);
			obj.changed.keepSel = true;
			break;

		// decrease numbered list
		case 'wikEdDecreaseNumberList':
			obj.changed.plain = obj.changed.plain.replace(/(.+)/g,
				function(p, p1) {
					p1 = p1.replace(/^[*#:;] *()/g, '');
					return p1;
				}
			);
			obj.changed.keepSel = true;
			break;

		// increase indented list
		case 'wikEdIncreaseIndentList':
			obj.changed.plain = obj.changed.plain.replace(/(.+)/g,
				function(p, p1) {
					p1 = p1.replace(/^ *([*#:;]*) *()/g, ':$1 ');
					return p1;
				}
			);
			obj.changed.keepSel = true;
			break;

		// decrease indented list
		case 'wikEdDecreaseIndentList':
			obj.changed.plain = obj.changed.plain.replace(/(.+)/g,
				function(p, p1) {
					p1 = p1.replace(/^[*#:;] *()/g, '');
					return p1;
				}
			);
			obj.changed.keepSel = true;
			break;

		// create definition list
		case 'wikEdDefinitionList':
			obj.changed.plain = obj.changed.plain.replace(/(.+)/g,
				function(p, p1) {
					p1 = p1.replace(/^ *([^\s;]+) *()/g, '; $1 : ');
					return p1;
				}
			);
			break;

		// create image
		case 'wikEdImage':
			if (obj.changed.plain !== '') {
				obj.changed.plain = '[[Image:<span class="wikEdInsertHere">' + wikEd.config.text['image filename'] + '</span>|thumb|<span class="wikEdInsertHere">' + wikEd.config.text['image width'] + '</span>px|' + obj.changed.plain + ']]';
			}
			else {
				obj.changed.plain = '[[Image:<span class="wikEdInsertHere">' + wikEd.config.text['image filename'] + '</span>|thumb|<span class="wikEdInsertHere">' + wikEd.config.text['image width'] + '</span>px|<span class="wikEdInsertHere"> </span>]]';
				if (obj.focusWord !== undefined) {
					if (obj.focusWord.plain !== '') {
						obj.changed.plain = ' ' + obj.changed.plain + ' ';
					}
				}
			}
			break;

		// create table
		case 'wikEdTable':
			if (obj.changed.plain !== '') {
				obj.changed.plain = obj.changed.plain.replace(/(^|\n) *()/g, '\n|-\n| ');
				obj.changed.plain = obj.changed.plain.replace(/^\n\|\-\n/, '\n{| class="wikitable"\n');
				obj.changed.plain = obj.changed.plain.replace(/$/g, '\n|}\n');
			}
			else {
				obj.changed.plain = '\n{| class="wikitable"\n|+ <span class="wikEdInsertHere">' + wikEd.config.text['table caption'] + '</span>\n! <span class="wikEdinserthere">' + wikEd.config.text['table heading'] + '</span> !! <span class="wikEdInsertHere">' + wikEd.config.text['table heading'] + '</span>\n|-\n| <span class="wikEdInsertHere">' + wikEd.config.text['table cell'] + '</span> || <span class="wikEdInsertHere">' + wikEd.config.text['table cell'] + '</span>\n|-\n| <span class="wikEdInsertHere">' + wikEd.config.text['table cell'] + '</span> || <span class="wikEdInsertHere">' + wikEd.config.text['table cell'] + '</span>\n|}\n';
				if (obj.focusLine.plain !== '') {
					obj.changed.plain = '\n' + obj.changed.plain + '\n';
				}
			}
			break;

		// wikify pasted
		case 'wikEdPastedWikify':

			// wikify already pasted content
			if ( (wikEd.paste === null) || (wikEd.paste.polling === true) ) {
				wikEd.PastedOff();
				return;
			}

			// reselect pasted
			obj.sel.removeAllRanges();
			obj.sel.addRange(wikEd.paste.range);

			obj = {};
			wikEd.GetText(obj, 'selection', false);
			obj.changed = obj.selection;
			obj.changed.plain = wikEd.paste.wikified;
			wikEd.paste.last = 'wikify';
			wikEd.PastedSwitch();
			obj.changed.keepSel = true;
			break;

		// textify during pasting
		case 'wikEdPasting':
			if ( (wikEd.paste === null) || (wikEd.paste.polling === true) ) {
				wikEd.PastedOff();
				return;
			}

			// move content before br after paste at end of line, part 1
			if (wikEd.paste.pasteAtEndOfLine === true) {
				if (wikEd.paste.blockStart === true) {
					obj.changed.plain = obj.changed.plain.replace(/^\n/, '');
					obj.changed.html = obj.changed.html.replace(/^<br\b[^>]*>/, '');
				}
			}

			// textify, not changing obj.html
			wikEd.Textify(obj.changed);
			obj.changed.plain = obj.changed.plain.replace(/\xa0/g, ' ');
			wikEd.paste.last = 'textify';

			// wikify, not changing obj.plain
			wikEd.RemoveEmbracingTags(obj.changed);
			wikEd.WikifyHTML(obj.changed, false);
			obj.changed.html = obj.changed.html.replace(/\s*<br\b[^>]*>\s*/g, '\n');
			obj.changed.html = obj.changed.html.replace(/\xa0/g, ' ');

			// move content before br after paste at end of line, part 2
			if (wikEd.paste.pasteAtEndOfLine === true) {
				if (wikEd.paste.blockEnd === true) {
					obj.changed.plain += '\n';
					obj.changed.html += '\n';
				}
			}

			// save textified and wikified for switching
			wikEd.paste.textified = obj.changed.plain;
			wikEd.paste.wikified = obj.changed.html;

			// no textify/wikify option when pasting plain text
			if (wikEd.paste.textified == wikEd.paste.wikified) {
				wikEd.PastedOff();
			}
			else {
				obj.changed.keepSel = true;
			}
			break;

		// textify pasted: strip html from recently pasted content
		case 'wikEdPastedTextify':
			if ( (wikEd.paste === null) || (wikEd.paste.polling === true) ) {
				wikEd.PastedOff();
				return;
			}

			// reselect pasted
			obj.sel.removeAllRanges();
			obj.sel.addRange(wikEd.paste.range);

			obj = {};
			wikEd.GetText(obj, 'selection', false);
			obj.changed = obj.selection;
			obj.changed.plain = wikEd.paste.textified;
			wikEd.paste.last = 'textify';
			wikEd.PastedSwitch();
			obj.changed.keepSel = true;
			break;

		// wikify
		case 'wikEdWikify':

			// wikify already done in wikEd.GetText()
			break;

		// textify: strip html from pasted content
		case 'wikEdTextify':
			wikEd.Textify(obj.changed);
			if (parameters == 'shift') {
				highlightNoTimeOut = true;
			}
			break;

		// redirect
		case 'wikEdRedirect':
			var linkTarget;
			if (obj.selection.plain !== '') {
				linkTarget = obj.selection.plain;
			}
			else if (obj.selectionWord.plain !== '') {
				linkTarget = obj.selectionWord.plain;
			}
			else {
				linkTarget = '<span class="wikEdInsertHere">' + wikEd.config.text['redirect article link'] + '</span>';
			}

			// remove link text after |
			linkTarget = linkTarget.replace(/\|(.|\n)*()/, '');

			// remove formatting and spaces
			linkTarget = linkTarget.replace(/^(=+|'+|<[^>]*>|\s+|\[)+((.|\n)*?)(=+|'+|<[^>]*>|\s+|\])+$/g, '$2');
			linkTarget = linkTarget.replace(/&lt;/g, '<');
			linkTarget = linkTarget.replace(/&gt;/g, '>');
			linkTarget = linkTarget.replace(/\s+/g, ' ');
			linkTarget = linkTarget.replace(/^\s+|\s+$/g, '');

			obj.changed.plain = '#REDIRECT [[' + linkTarget + ']]';

			// append to summary
			if (wikEd.wikiGlobals.wgUseAutomaticEditSummaries !== true) {
				if (wikEd.inputElement.summary !== undefined) {
					if ( (obj.selection.plain !== '') || (obj.selectionWord.plain !== '') ) {
						wikEd.inputElement.summary.value = wikEd.inputElement.summary.value.replace(/#REDIRECT( \[\[[^\]]*\]\])?(, *)?/g, '');
						wikEd.inputElement.summary.value = wikEd.AppendToSummary(wikEd.inputElement.summary.value, '#REDIRECT [[' + linkTarget + ']]');
					}
					else {
						wikEd.inputElement.summary.value = wikEd.AppendToSummary(wikEd.inputElement.summary.value, '#REDIRECT');
					}
				}
			}
			selectChanged = false;
			break;

		// find and replace
		case 'wikEdFindPrev':
		case 'wikEdFindNext':
		case 'wikEdJumpPrev':
		case 'wikEdJumpNext':
		case 'wikEdReplacePrev':
		case 'wikEdReplaceNext':
		case 'wikEdFindAll':
		case 'wikEdReplaceAll':

			// get the find text
			var findText;

			// unescape <, >, and &
			obj.changed.plain = obj.changed.plain.replace(/&lt;/g, '<');
			obj.changed.plain = obj.changed.plain.replace(/&gt;/g, '>');
			obj.changed.plain = obj.changed.plain.replace(/&amp;/g, '&');

			// copy selection/word under cursor to find field
			if ( (parameters == 'shift') && ( (buttonId == 'wikEdFindNext') || (buttonId == 'wikEdReplaceNext') ) ) {
				if (/\n/.test(obj.changed.plain) === false) {
					if (buttonId == 'wikEdFindNext') {
						wikEd.inputElement.find.value = obj.changed.plain;
					}
					else {
						wikEd.inputElement.replace.value = obj.changed.plain;
					}
					obj.changed.keepSel = true;
					obj.changed.plain = null;
					break;
				}
			}

			// get the find text from the selection
			if ( (buttonId == 'wikEdJumpPrev') || (buttonId == 'wikEdJumpNext') ) {
				findText = obj.changed.plain;
				if (obj.selection.plain === '') {
					obj.changed.keepSel = true;
					obj.changed.plain = null;
					break;
				}
			}

			// get the find text from the find field
			else {
				if (wikEd.inputElement.find.value !== '') {
					findText = wikEd.inputElement.find.value.replace(/\xa0/g, ' ');
				}
				else {
					obj.changed.plain = null;
					break;
				}
			}

			// get button status
			var regExpChecked = wikEd.regExp.getAttribute('checked');
			var caseSensitiveChecked = wikEd.caseSensitive.getAttribute('checked');

			// get case sensitive setting
			var caseSensitive = false;
			if (caseSensitiveChecked == 'true') {
				caseSensitive = true;
			}

			// get the replace text
			var replaceText = wikEd.inputElement.replace.value.replace(/\xa0/g, ' ');

			// format the find and replace texts for a plain text search
			var useRegExp = true;
			if ( (regExpChecked == 'false') || (buttonId == 'wikEdJumpPrev') || (buttonId == 'wikEdJumpNext') ) {
				useRegExp = false;
			}

			// format the replace text for a regular expression search
			if ( (buttonId == 'wikEdReplacePrev') || (buttonId == 'wikEdReplaceNext') || (buttonId == 'wikEdReplaceAll') ) {
				if (useRegExp === true) {

					// substitute \\ \n \r \t \' \" \127 \x1f \u12ef
					replaceText = replaceText.replace(/\\\\/g, '\x00');
					replaceText = replaceText.replace(/\\n/g, '\n');
					replaceText = replaceText.replace(/\\r/g, '\r');
					replaceText = replaceText.replace(/\\t/g, '\t');
					replaceText = replaceText.replace(/\\'/g, '\'');
					replaceText = replaceText.replace(/\\"/g, '\"');

					replaceText = replaceText.replace(/\\([0-7]{3})/g,
						function(p, p1) {
							return String.fromCharCode(parseInt(p1, 8));
						}
					);
					replaceText = replaceText.replace(/\\x([0-9a-fA-F]{2})/g,
						function(p, p1) {
							return String.fromCharCode(parseInt(p1, 16));
						}
					);
					replaceText = replaceText.replace(/\\u([0-9a-fA-F]{4})/g,
						function(p, p1) {
							return String.fromCharCode(parseInt(p1, 16));
						}
					);
					replaceText = replaceText.replace(/\x00/g, '\\');
				}
			}

			// check the regexp
			var replacedFlag = false;
			var regExpFind;
			if (
				(buttonId == 'wikEdReplacePrev') || (buttonId == 'wikEdReplaceNext') || (buttonId == 'wikEdReplaceAll') ||
				(buttonId == 'wikEdFindPrev') || (buttonId == 'wikEdFindNext') || (buttonId == 'wikEdFindAll')
			) {
				var regExpFindText = findText;
				if (useRegExp !== true){
					regExpFindText = regExpFindText.replace(/([\\^$*+?.()\[\]{}:=!|,\-])/g, '\\$1');
				}
				var regExpFlags = 'gm';
				if (caseSensitive !== true) {
					regExpFlags += 'i';
				}
				try {
					regExpFind = new RegExp(regExpFindText, regExpFlags);
				}
				catch (exception) {
					return;
				}
			}

			// replace all
			if (buttonId == 'wikEdReplaceAll') {
				if (regExpFind.test(obj.changed.plain)) {
					obj.changed.plain = obj.changed.plain.replace(regExpFind, replaceText);
					replacedFlag = true;
				}
				else {
					obj.changed.plain = null;
				}
			}

			// replace an existing selection
			else if ( (buttonId == 'wikEdReplacePrev') || (buttonId == 'wikEdReplaceNext') ) {
				if (regExpFind.test(obj.selection.plain)) {

					var replaced = obj.selection.plain.replace(regExpFind, replaceText);
					if (obj.changed.plain != replaced) {
						obj.changed.plain = replaced;
						replacedFlag = true;
					}
					else {
						obj.changed.plain = null;
					}
				}
				else {
					obj.changed.plain = null;
				}
			}

			else if (
				(buttonId == 'wikEdFindPrev') || (buttonId == 'wikEdFindNext') ||
				(buttonId == 'wikEdJumpPrev') || (buttonId == 'wikEdJumpNext')
			) {
				obj.changed.plain = null;
			}

			if (
				(buttonId == 'wikEdFindPrev') || (buttonId == 'wikEdFindNext') ||
				(buttonId == 'wikEdJumpPrev') || (buttonId == 'wikEdJumpNext') ||
				(buttonId == 'wikEdReplacePrev') || (buttonId == 'wikEdReplaceNext') ||
				(buttonId == 'wikEdFindAll')
			) {
				if (replacedFlag === false) {

					// get direction
					var backwards = false;
					if ( (buttonId == 'wikEdFindPrev') || (buttonId == 'wikEdJumpPrev') || (buttonId == 'wikEdReplacePrev') ) {
						backwards = true;
					}

					// find all
					if (buttonId == 'wikEdFindAll') {
						var found;
						var foundRanges = [];

						// start at top of text
						obj.sel.removeAllRanges();
						var range = wikEd.frameDocument.createRange();
						if (wikEd.frameBody.firstChild !== null) {
							range.setStartBefore(wikEd.frameBody.firstChild);
						}
						range.collapse(true);
						range = obj.sel.addRange(range);

						// cycle through matches
						var scrollTop = wikEd.frameBody.scrollTop;
						do {

							// wikEd.Find(obj, findText, caseSensitive, backwards, wrap, useRegExp)
							found = wikEd.Find(obj, findText, caseSensitive, false, false, useRegExp);
							if (found === true) {
								foundRanges.push(obj.changed.range.cloneRange());
							}
						} while (found === true);

						// scroll back
						if (regExpChecked == 'false') {
							wikEd.frameBody.scrollTop = scrollTop;
						}

						// add the found ranges, Webkit does not support multiple selections
						obj.sel.removeAllRanges();
						for (var i = 0; i < foundRanges.length; i ++) {
							obj.sel.addRange(foundRanges[i]);
						}
						obj.changed.plain = null;
						selectChanged = false;
					}

					// normal find
					else {
						obj.selectChanged = selectChanged;
						wikEd.Find(obj, findText, caseSensitive, backwards, true, useRegExp);
						selectChanged = obj.selectChanged;
					}
				}
			}

			// escape <, >, and &
			if (obj.changed.plain !== null) {
				obj.changed.plain = wikEd.EscapeHtml(obj.changed.plain);
			}

			// save search history to settings
			if ( (buttonId == 'wikEdFindPrev') || (buttonId == 'wikEdFindNext') || (buttonId == 'wikEdFindAll') ) {
				wikEd.AddToHistory('find');
			}
			if ( (buttonId == 'wikEdReplacePrev') || (buttonId == 'wikEdReplaceNext') || (buttonId == 'wikEdReplaceAll') ) {
				wikEd.AddToHistory('find');
				wikEd.AddToHistory('replace');
			}
			obj.changed.keepSel = true;
			break;

		// fixbasic: fix characters, spaces, empty lines, certain headings, needed for all fixing functions
		// to do: only certain changes in multiline tags: comments, tables, subst
		case 'wikEdFixBasic':
			wikEd.FixBasic(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixPunct':
			wikEd.FixPunct(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixMath':
			wikEd.FixMath(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixChem':
			wikEd.FixChem(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixUnicode':
			wikEd.FixUnicode(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixRedirect':
			wikEd.LinkInfoCall(obj.changed, function (ajax) {
				wikEd.LinkInfoHandler(ajax);
				wikEd.EditButton(null, 'wikEdFixRedirectReplace');
			});
			return;
		case 'wikEdFixRedirectReplace':
			wikEd.FixRedirectReplace(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixUnits':
			wikEd.FixUnits(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixDashes':
			wikEd.FixDashes(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixHtml':
			wikEd.FixHTML(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixRegExTypo':
			if ( (wikEd.config.regExTypoFix === true) && (wikEd.typoRulesFind.length > 0) ) {
				wikEd.FixTypos(obj.changed);
			}
			else {
				obj.changed.plain = null;
			}
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixCaps':
			wikEd.FixCaps(obj.changed);
			obj.changed.keepSel = true;
			break;
		case 'wikEdFixAll':
			wikEd.FixAll(obj.changed);
			obj.changed.keepSel = true;
			break;

		// source on
		case 'wikEdSource':
			obj.changed.plain = obj.changed.code;
			obj.changed.plain = obj.changed.plain.replace(/(<(br|p)\b[^>]*>)/g, '$1\n\n');
			obj.changed.plain = wikEd.EscapeHtml(obj.changed.plain);
			highlightSyntax = false;
			break;

		// insert tags
		case 'wikEdInsertTags':
			var tagOpen = parameters[0] || '';
			var tagClose = parameters[1] || '';
			var sampleText = parameters[2] || '';
			tagOpen = wikEd.EscapeHtml(tagOpen);
			tagClose = wikEd.EscapeHtml(tagClose);
			sampleText = wikEd.EscapeHtml(sampleText);

			// single string to insert
			if ( (tagOpen.length > 0) && (tagClose.length === 0) && (sampleText.length === 0) ) {
				obj.changed.plain = tagOpen;
			}
			else if ( (tagOpen.length === 0) && (tagClose.length === 0) && (sampleText.length > 0) ) {
				obj.changed.plain = sampleText;
			}

			// opening and closing strings
			else if ( (obj.changed.plain === '') && (sampleText.length > 0) ) {
				obj.changed.plain = tagOpen + sampleText + tagClose;

				// select sample text
				selectChangedText = sampleText;
				obj.changed.keepSel = true;
			}
			else {
				obj.changed.plain = tagOpen + obj.changed.plain + tagClose;
			}
			break;

		// update text view using current control button settings
		case 'wikEdUpdateAll':
			obj.changed.keepSel = true;
			if ( (parameters !== undefined) && (parameters.keepSel === false) ) {
				obj.changed.keepSel = false;
			}
			break;

		// custom edit functions
		default:
			if (CustomHandler !== undefined) {
				CustomHandler(obj);
			}
			else {
				window.alert('Unknown edit function \'' + buttonId + '\'');
			}
			break;
	}

	// pause frame spellchecking
	var pauseFrameSpellchecking = false;
	var frameSpellchecking = wikEd.frameBody.spellcheck;
	if (frameSpellchecking === true) {
		var wholeLength = 0;
		var changedLength = 0;
		if (obj.whole !== undefined) {
			if (obj.whole.plain !== null) {
				wholeLength = obj.whole.plain.length;
			}
		}
		if (obj.changed.plain !== null) {
			changedLength = obj.changed.plain.length;
		}
		if ( (changedLength > 10000) || (wholeLength > 10000) ) {
			pauseFrameSpellchecking = true;
			wikEd.frameBody.spellcheck = false;
		}
	}

	// get the scroll position
	var frameScrollTop = wikEd.frameBody.scrollTop;

	// update the selection ranges, do not add any text changes
	if (obj.changed.plain === null) {
		if (buttonId != 'wikEdFindAll') {
			obj.sel.removeAllRanges();
			obj.sel.addRange(obj.changed.range);

			// scroll the selected text into the viewport
			if (selectChanged !== false) {
				wikEd.ScrollToSelection();
			}
		}
	}

	// apply text changes
	else {

		// a text change erases the last version for redo all
		if ( (buttonId != 'wikEdUndo') && (buttonId != 'wikEdRedo') && (buttonId != 'wikEdUndoAll') ) {
			wikEd.lastVersion = null;
		}

		// highlight the syntax
		obj.html = obj.changed.plain;
		if (highlightSyntax === true) {
			if (obj.changed.from == 'whole') {
				obj.whole = true;
			}

			wikEd.HighlightSyntax(obj, highlightNoTimeOut);
		}

		// at least highlight tab characters
		else {
			obj.html = obj.html.replace(/(\t)/g, '<span class="wikEdTabPlain">$1</span><!--wikEdTabPlain-->');
		}

		// display multiple blanks as blank-&nbsp;
		obj.html = obj.html.replace(/(^|\n) /g, '$1&nbsp;');
		obj.html = obj.html.replace(/ (\n|$)/g, '&nbsp;$1');
		obj.html = obj.html.replace(/ {2}/g, '&nbsp; ');
		obj.html = obj.html.replace(/ {2}/g, '&nbsp; ');

		// newlines to <br>
		obj.html = obj.html.replace(/\n/g, '<br>');

		// make changed range text the current selection
		obj.sel.removeAllRanges();
		var range = obj.changed.range;

		obj.sel.addRange(range);

		// replace the selection with changed text
		if ( (obj.changed.keepSel === false) && (obj.html === '') && (obj.sel.isCollapsed === false) ) {
			wikEd.frameDocument.execCommand('delete');
		}
		else if ( (obj.changed.keepSel === false) || (obj.changed.from == 'whole') ) {

			// read only toggle highlight button
			if (wikEd.readOnly === true) {
				wikEd.frameBody.innerHTML = obj.html;
			}
			else if (obj.html !== '') {
				wikEd.frameDocument.execCommand('inserthtml', false, obj.html);
			}

			// firefox workaround https://bugzilla.mozilla.org/show_bug.cgi?id=309731
			else {
				wikEd.frameDocument.execCommand('delete', false);
			}
		}
		else {
			wikEd.insertCounter ++;
			var reselectBefore = '<span class="wikEdScrollBefore" id="wikEdScrollBefore' + wikEd.insertCounter + '"></span>';
			var reselectAfter = '<span class="wikEdScrollAfter" id="wikEdScrollAfter' + wikEd.insertCounter + '"></span>';
			wikEd.frameDocument.execCommand('inserthtml', false, reselectBefore + obj.html + reselectAfter);
		}

		// select the whole text after replacing the whole text and scroll to same height
		var range = null;
		if ( (obj.changed.from == 'whole') && (wikEd.frameBody.firstChild !== null) ) {
			obj.sel.removeAllRanges();
			range = wikEd.frameDocument.createRange();
			range.setStartBefore(wikEd.frameBody.firstChild);
			range.setEndAfter(wikEd.frameBody.lastChild);
			obj.sel.addRange(range);
			selectChanged = false;

			// scheduling needed for Firefox but not Chrome
			window.setTimeout( function () { wikEd.frameBody.scrollTop = frameScrollTop; }, 0);
		}

		// select the changed text and scroll it into the viewport
		else if (selectChanged !== false) {
			obj.sel.removeAllRanges();
			range = wikEd.frameDocument.createRange();
			var startNodeReselect = wikEd.frameDocument.getElementById('wikEdScrollBefore' + wikEd.insertCounter);
			var endNodeReselect = wikEd.frameDocument.getElementById('wikEdScrollAfter' + wikEd.insertCounter);
			if ( (startNodeReselect !== null) && (endNodeReselect !== null) ) {
				range.setStartBefore(startNodeReselect);
				range.setEndAfter(endNodeReselect);
				obj.sel.addRange(range);
				wikEd.ScrollToNodes(startNodeReselect, endNodeReselect);
			}
		}

		// save paste range for reselection to switch between textified and wikified text
		if ( (wikEd.paste !== null) && (range !== null) ) {
			wikEd.paste.range = range.cloneRange();
		}
	}

	// remove selection, keep whole text auto-selection as warning
	if (
		( (obj.changed.keepSel !== true) && (obj.changed.from != 'whole') ) ||
		(obj.changed.keepSel === false) ||
		(buttonId == 'wikEdRedirect') ||
		( (buttonId == 'wikEdWikify') && (parameters == 'whole') )
	) {
		if (obj.sel.rangeCount === 0) {
			obj.sel.collapse(wikEd.frameBody, 0);
		}
		else {
			obj.sel.collapseToEnd();
		}

		// focus edit area to continue editing as there is no selection that would be overwritten
		wikEd.frameWindow.focus();
		wikEd.keepSelRange = null;
	}

	// save curently selected range
	else if (obj.sel.rangeCount > 0) {
		wikEd.keepSelRange = obj.sel.getRangeAt(0);
	}
	else {
		wikEd.keepSelRange = null;
	}

	// reset button to active, reset cursor
	if (buttonObj !== null) {
		if (buttonObj.className != 'wikEdButtonInactive') {
			buttonObj.className = 'wikEdButton';
		}
		buttonObj.style.cursor = '';
	}

	// grey out inactive buttons
	wikEd.InactiveButtons();

	// add event handlers to unhide refs and templates
	if ( (highlightSyntax === true) && (obj.changed.plain !== null) ) {

		// add ref and template names to hide buttons
		wikEd.HighlightNamedHideButtons();

		// add event handlers to unhide refs and templates
		wikEd.HideAddHandlers();

		// add event handlers to make highlighted frame links ctrl-clickable
		wikEd.LinkifyLinks();

		// get link infos from server (redirects, redlinks)
		wikEd.LinkInfoCall();
	}

	// resume frame spellchecking
	if (pauseFrameSpellchecking === true) {
		wikEd.frameBody.spellcheck = true;
	}
	return;
};


//
// wikEd.LocalPreview: display local preview box using AJAX call
//

wikEd.LocalPreview = function ( fetchRefs ) {

	// interrupt fullscreen mode
	if ( wikEd.fullscreen === true ) {
		wikEd.FullScreen( false );
	}

	// update textarea
	if ( wikEd.useWikEd === true && wikEd.textareaUpdated === false ) {
		wikEd.UpdateTextarea();
		wikEd.textareaUpdated = true;
	}

	// clear box to display loading indicator, keep wrapper height to prevent scrolling
	var previewHeight = wikEd.localPrevWrapper.offsetHeight;
	if ( ( wikEd.previewArticle.innerHTML !== '' || wikEd.previewDiff.innerHTML !== '' ) && previewHeight > 0 ) {
		wikEd.localPrevWrapper.style.height = previewHeight + 'px';
	}
	if ( wikEd.previewArticle.innerHTML === '' ) {
		wikEd.previewArticle.innerHTML = wikEd.config.text.wikEdPreviewLoading;
	}
	wikEd.previewArticle.style.display = 'block';
	wikEd.previewDiff.style.display = 'none';
	wikEd.localPrevWrapper.style.display = 'block';

	// load MathJax js
	if ( window.MathJax === undefined ) {
		if ( wikEd.loader === true ) {

			// prevent error if module is not installed
			try {
				window.mw.loader.using( 'ext.math.mathjax.enabler', function () {
					window.$( '.wikEdPreviewArticle' ).renderTeX();
				} );
			}
			catch ( exception ) {
			}
		}
	}

	// prepare ajax preview
	wikEd.previewIsAjax = false;
	var bodyData = wikEd.textarea.value;
	if ( wikEd.config.useAjaxPreview === true ) {

		// use Live preview if possible, see https://www.mediawiki.org/wiki/Manual:Live_preview
		var livePreview = true;

		// articles on watchlist preview page
		if ( wikEd.editWatchlist === true ) {
			bodyData = bodyData.replace( /\n{1}/g, '\n\n' );
			bodyData = bodyData.replace( /(.+)/g,
				function( p, p1 ) {
					if ( /[#<>\[\]|{}]/.test(p1) === true ) {
						return p1;
					}
					var article = p1;

					// get article talk page
					var talk;
					if ( /:/.test(article) === true ) {

						// $1_ns:name
						if ( wikEd.config.text['talk namespace suffix'].indexOf('$1') >= 0 ) {
							talk = article.replace( /^([^:]*)/, wikEd.config.text['talk namespace suffix'] );
						}

						// talk_ns:name (Discussion_Utilisateur) (all ASCII non-letters as separator)
						else if ( /[ -\/:-@\[-`{-\x88‰‹\x8d\x8f-\x98™›\x9d\xa0-»¿×÷]$/.test( wikEd.config.text['talk namespace suffix'] ) === true ) {
							talk = article.replace( /^([^:]*)/, wikEd.config.text['talk namespace suffix'] + '$1' );
						}

						// ns_talk:name (User_talk)
						else {
							talk = article.replace( /^([^:]*)/, '$1' + wikEd.config.text['talk namespace suffix'] );
						}
					}
					else {
						talk = wikEd.config.text['talk namespace'] + ':' + article;
					}
					var uriArticle = wikEd.EncodeTitle( article );
					var hist = wikEd.wikiGlobals.wgServer + wikEd.wikiGlobals.wgScript + '?title=' + uriArticle + '&action=history';
					return '[[:' + p1 + ']]&nbsp;•&nbsp;([[:' + talk + '|' + wikEd.config.text['talk page'] + ']], [' + hist + ' ' + wikEd.config.text['history page'] + '])';
				}
			);
		}

		// normal article edit page
		else {

			// check for section edits with <ref> tags
			if (
				wikEd.editSection !== null &&
				/<ref\b[^>\/]*(\/>|>(.|\n)*?<\/ref>)/i.test( bodyData ) === true
			) {

				// check for named references defined outside edited section
				if (
					true
				) {

					// collect named references in section text
					var namedRefs = wikEd.ParseNamedRefs( bodyData );

					// check for undefined named refs
					var undefinedRefs = false;
					for ( var name in namedRefs ) {
						if (
							Object.prototype.hasOwnProperty.call( namedRefs, name ) === true &&
							namedRefs[name] === null
						) {

							// reference definition not yet fetched
							if ( wikEd.namedRefs[name] === undefined ) {
								undefinedRefs = true;
								if ( fetchRefs !== false ) {
									break;
								}
							}

							// replace first ref tag with fetched reference definition
							else {
								var regExpRef = new RegExp( '<ref\\b[^>]*?\\bname\\s*=\\s*' + name + '[^>/]*(/>|></ref>)', 'i' );
								bodyData = bodyData.replace( regExpRef, wikEd.namedRefs[name] );
							}
						}
					}

					// fetch reference definitions from whole article text for outside refs, do not repeat fetch cycle
					if ( undefinedRefs === true && fetchRefs !== false ) {
						wikEd.GetArticleText( wikEd.GetArticleTextAjaxHandler );
						return;
					}
				}

				// append references section
				if (
					/<references\b[^>]*>/i.test(bodyData) === false &&
					/\{\{reflist\b(.|\n)*?\}\}/i.test(bodyData) === false
				) {
					bodyData += '<div class="wikEdPreviewRefs"><references/></div>';
				}
			}
		}

		// GeSHi syntax highlighting support, CSS is only provided dynamically and not for Live preview
		// request a full preview and attach CSS to page, remember already loaded languages
		var regExp = /<(syntaxhighlight|source)\b[^>]*?lang\s*=\s*("|')(\w+)\2/gi;
		var regExpMatch;
		while ( (regExpMatch = regExp.exec(bodyData)) !== null) {
			var lang = regExpMatch[3];
			if (wikEd.syntaxHighlightTagCSS['wikEd' + lang] === undefined) {
				livePreview = false;
				wikEd.syntaxHighlightTagCSS['wikEd' + lang] = true;
				break;
			}
		}

		// make the AJAX request
		wikEd.AjaxPreview( bodyData, wikEd.LocalPreviewAjaxHandler, livePreview );
	}
	return;
};


//
// wikEd.LocalPreviewAjaxHandler: process the returned article preview
//

wikEd.LocalPreviewAjaxHandler = function ( ajax ) {

	wikEd.previewIsAjax = true;

	// get response
	var html = ajax.responseText;

	// API reponse
	if ( html.indexOf( '<api>' ) != -1 ) {
		html = wikEd.StringGetInnerHTML( html, 'text', '' )
			.replace( /&lt;/g, '<' )
			.replace( /&gt;/g, '>' )
			.replace( /&quot;/g, '"' )
			.replace( /&amp;/g, '&' );
	}

	// livepreview (https://www.mediawiki.org/wiki/Manual:Live_preview)
	else if ( html.indexOf( '<livepreview>' ) != -1 ) {
		html = wikEd.StringGetInnerHTML( html, 'preview', '' )
			.replace( /&lt;/g, '<' )
			.replace( /&gt;/g, '>' )
			.replace( /&quot;/g, '"' )
			.replace( /&apos;/g, '\'' )
			.replace( /&amp;/g, '&' );
		html = wikEd.RemoveTag( html, 'div', /\bclass=("|')previewnote("|')/, '\x00', '\x01' );
		html = html.replace( /\x00(.|\n)*?\x01/g, '' );
	}

	// full preview page
	else {

		// attach <style> stylesheet declarations to document
		var regExpMatch;
		var regExp = /<()style\b[^>]*?type="text\/css">((.|\n)*?)<\/style>/gi;
		while ( ( regExpMatch = regExp.exec( html ) ) !== null ) {
			var css = regExpMatch[2];
			var stylesheet = new wikEd.StyleSheet( document );
			stylesheet.AddCSSRules( css );
		}

		// get preview html
		html = wikEd.StringGetInnerHTML( html, 'div', 'id', 'wikiPreview', true );
		html = wikEd.StringGetInnerHTML( html, 'div', 'class', 'previewnote', true, false, true );
		html = html.replace( /<!--(.|\n)*?-->/g, '' );
		html = html.replace( /\s+$/g, '' );
	}

	// clean form elements as these could interfere with the submit buttons
	html = html.replace( /<\/?form\b[^>]*>/gi, '' );
	html = html.replace( /<input\b[^>]*?\btype\s*=\s*["']?hidden["']?[^>]*>/gi, '' );
	html = html.replace( /<input\b([^>]*)>/gi,
		function( p, p1 ) {
			p1 = p1.replace( /\bname\s*=\s*([^"'`=]+|\'[^'=]*\'|\"[^"=]*\")/gi, '' );
			return p1;
		}
	);

	// remove cite errors for automatic section preview refs
	html = html.replace( /(<div\b[^>]*?\bclass="wikEdPreviewRefs"[^>]*>(.|\n)*$)/gi,
		function( p, p1, p2 ) {
			p1 = p1.replace( /<strong\b[^>]*?\bclass="error"[^>]*>(.|\n)*?<\/strong>/g, '' );
			return p1;
		}
	);
	wikEd.previewArticle.innerHTML = html;

	// init sortable tables (wikibits.js)
	if ( typeof window.sortables_init == 'function' ) {
		window.sortables_init();
	}

	// init collapsible tables (common.js)
	if ( typeof window.createCollapseButtons == 'function' ) {
		window.createCollapseButtons();
	}

	// fire mediawiki hook to apply changes to preview content: <categorytree>, <math>
	if ( window.mw !== undefined && window.mw.hook !== undefined && window.mw.hook( 'wikipage.content' ).fire !== undefined ) {
		window.mw.hook( 'wikipage.content' ).fire( $( '#wikEdPreviewArticle' ) );
	}

	// scroll to button, textarea, or preview field
	wikEd.ScrollToPreview();

	// run scheduled custom functions
	wikEd.ExecuteHook( wikEd.config.previewHook );

	return;
};


//
// wikEd.GetArticleText: get full article text
//  for section edits with refs defined outside section

wikEd.GetArticleText = function ( ResponseHandler ) {

	var postFields = {
		'format': 'xml',
		'action': 'query',
		'titles': wikEd.wikiGlobals.wgTitle,
		'prop': 'revisions',
		'rvprop': 'content'
	};
	if ( wikEd.starttime !== null ) {
		postFields['wpStarttime'] = wikEd.starttime;
	}
	if ( wikEd.edittime !== null ) {
		postFields['wpEdittime'] = wikEd.edittime;
	}
	if ( wikEd.editToken !== null ) {
		postFields['wpEditToken'] = wikEd.editToken;
	}
	if ( wikEd.autoSummary !== null ) {
		postFields['wpAutoSummary'] = wikEd.autoSummary;
	}
	var requestUrl = wikEd.scriptURL + 'api.php';

	// make an ajax API request
	wikEd.AjaxRequest( 'POST', requestUrl, postFields, 'text/plain', ResponseHandler );

	return;
};


//
// wikEd.GetArticleTextAjaxHandler: process the returned full article text
//  for section edits with refs defined outside section

wikEd.GetArticleTextAjaxHandler = function ( ajax ) {

	wikEd.previewIsAjax = true;

	// get response
	var html = ajax.responseText;

	// get text
	html = wikEd.StringGetInnerHTML( html, 'rev', '' )
		.replace( /&lt;/g, '<' )
		.replace( /&gt;/g, '>' )
		.replace( /&quot;/g, '"' )
		.replace( /&apos;/g, '\'' )
		.replace( /&amp;/g, '&' );

	// collect named references in section text
	var namedRefs = wikEd.ParseNamedRefs( html );

	// save undefined named refs
	for ( var name in namedRefs ) {
		if ( Object.prototype.hasOwnProperty.call( namedRefs, name ) === true ) {
			if ( namedRefs[name] !== null ) {
				wikEd.namedRefs[name] = namedRefs[name];
			}
		}
	}

	// do a local preview, do not repeat fetch cycle for reference definitions
	wikEd.LocalPreview( false );

	return;
};


//
// wikEd.ParseNamedRefs: parse named references from article text
//

wikEd.ParseNamedRefs = function ( text ) {

	var namedRefs = {};
	var regExpRef = /<ref\b[^>]*?\bname\s*=\s*("[^<"]+"|[\w!$%&()*,\-.:;<@\[\]^`\{|\}~]+)[^>]*?(\/>|>((.|\n)*?)<\/ref>)/gi;
	var regExpMatch;
	while ( ( regExpMatch = regExpRef.exec( text ) ) !== null ) {
		var ref = regExpMatch[0];
		var name = regExpMatch[1];
		var def = regExpMatch[3] || '';
		if ( Object.prototype.hasOwnProperty.call( namedRefs, name ) === false ) {
			namedRefs[name] = null;
		}
		if ( def !== '' ) {
			namedRefs[name] = ref;
		}
	}

	return namedRefs;
};


//
// wikEd.FilePreviewAjaxHandler: process the returned image addresses
//

wikEd.FilePreviewAjaxHandler = function ( ajax ) {

	// get response
	var html = ajax.responseText;

	// html-ize
	html = html.replace( /\s*<\/preview>\s*()/, '' )
		.replace( /\s*<\/livepreview>\s*()/, '' )
		.replace( /&lt;/g, '<' )
		.replace( /&gt;/g, '>' )
		.replace( /&amp;/g, '&' )
		.replace( /&quot;/g, '"' )
		.replace( /&apos;/g, '\'' )
		.replace( /<\/?(br|p)\b[^>]*>/g, '\n' );

	// parse response into file url cache
	var regExpFile = new RegExp( '\\n((Image|File|Media|' + wikEd.config.text[ 'wikicode Image' ] + '|' + wikEd.config.text[ 'wikicode File' ] + '|' + wikEd.config.text[ 'wikicode Media' ] + '):[^ ]+) +(\\d+) +(.*)', 'ig' );
	var regExpMatch;
	while ( ( regExpMatch = regExpFile.exec( html ) ) !== null ) {

		var file = regExpMatch[1];
		var filePreviewSize = regExpMatch[3];
		var links = regExpMatch[4];

		var cacheKey = 'wikEd' + file + filePreviewSize;
		var regExpMatch;
		if ( ( regExpMatch = /\bsrc="(.+?)"/.exec( links ) ) !== null ) {
			wikEd.filePreviewCache[ cacheKey ] = {};
			var fileObj = wikEd.filePreviewCache[ cacheKey ];
			fileObj.url = regExpMatch[1];
			if ( ( regExpMatch = /\bwidth="(\d+)"/.exec(links)) !== null ) {
				fileObj.width = parseInt(regExpMatch[ 1 ] );
			}
			if ( ( regExpMatch = /\bheight="(\d+)"/.exec( links ) ) !== null ) {
				fileObj.height = parseInt( regExpMatch[ 1 ] );
			}
		}
		else if ( wikEd.filePreviewCache[ cacheKey ] === undefined ) {
			wikEd.filePreviewCache[ cacheKey ] = {};
			var fileObj = wikEd.filePreviewCache[ cacheKey ];
			fileObj.url = wikEd.config.image[ 'noFile' ];
			fileObj.width = 16;
			fileObj.height = 16;
		}
	}

	// cycle through file preview spans and add missing images as background
	for ( var i = 0; i < wikEd.filePreviewNo; i ++ ) {
		if ( wikEd.filePreviewIds[ i ] !== '' ) {
			var span = wikEd.frameDocument.getElementById( 'wikEdFilePreview' + i );
			if ( span !== null ) {
				var cacheKey = 'wikEd' + wikEd.filePreviewIds[ i ];
				var fileObj = wikEd.filePreviewCache[ cacheKey ];
				if ( fileObj !== undefined ) {
					span.style.backgroundImage = 'url(' + fileObj.url + ')';
					if ( fileObj.height !== null ) {
						span.style.height = fileObj.height + 'px';
					}
					if ( fileObj.width !== null ) {
						span.style.width = fileObj.width + 'px';
					}
					span.style.display = 'block';
				}
				wikEd.filePreviewIds[ i ] = '';
			}
		}
	}

	return;
};


//
// wikEd.DiffResponse: calculate and linkify the diff between two versions (code copied to wikEdDiff.js)
//

wikEd.DiffResponse = function (oldVersion, newVersion) {

	// add trailing newline
	if (oldVersion.substr(oldVersion.length - 1, 1) != '\n') {
		oldVersion += '\n';
	}
	if (newVersion.substr(newVersion.length - 1, 1) != '\n') {
		newVersion += '\n';
	}

	// call external diff program
	var wikEdDiff = new WikEdDiff();
	var diffText = wikEdDiff.diff(oldVersion, newVersion);

	// linkify blockwise with breaks at delete and block move tags
	var diffTextLinkified = '';
	var regExp = /<span\b[^>]+?\bclass="wikEdDiff(Delete|Block)"[^>]*>/g;
	var regExpMatch;
	var pos = 0;
	while ( (regExpMatch = regExp.exec(diffText)) !== null) {
		diffTextLinkified += wikEd.DiffLinkify(diffText.substring(pos, regExpMatch.index)) + regExpMatch[0];
		pos = regExp.lastIndex;
	}
	diffTextLinkified += wikEd.DiffLinkify(diffText.substr(pos));
	return diffTextLinkified;
};


//
// wikEd.DiffLinkify: linkify external links and wikilinks in diffed text as <a> anchor elements (code copied to wikEdDiff.js)
//

wikEd.DiffLinkify = function (html) {

	// &lt; &gt; to \x00 \x01
	html = html.replace(/&lt;/g, '\x00');
	html = html.replace(/&gt;/g, '\x01');

	// split into valid html tags and plain text fragments
	var linkified = '';
	var regExp = /(<[^<>]*>)|([^<>]+|<|>)/g;
	var regExpMatch;
	while ( (regExpMatch = regExp.exec(html)) !== null) {
		var tag = regExpMatch[1] || '';
		var plain = regExpMatch[2] || '';

		// process tags
		if  (tag !== '') {
			linkified += tag;
		}

		// process plain tags
		else {

			// escape bogus < or >
			plain = plain.replace(/>/g, '&gt;');
			plain = plain.replace(/</g, '&lt;');

			// external links        123                     3     2              14                                       4  5  6                                               65
			plain = plain.replace(/(((\bhttps?:|\bftp:|\birc:|\bgopher:|)\/\/)|\bnews:|\bmailto:)([^\x00-\x20\s"\[\]\x7f\|\{\}<>]|<[^>]*>)+?(?=([!"().,:;‘-•]*\s|[\x00-\x20\s"\[\]\x7f|{}]|$))/gi,
				function(p) {
					var whole = p;

					// remove tags and comments
					var url = whole;
					url = url.replace(/\x00!--.*?--\x01/g, '');
					url = url.replace(/.*--\x01|\x00!--.*()/g, '');
					url = url.replace(/<.*?>/g, '');
					url = url.replace(/^.*>|<.*$/g, '');
					url = url.replace(/^\s+|\s+$/g, '');

					// make title as readable as possible
					var title = url;
					title = title.replace(/\+/g, ' ');

					// decodeURI breaks for invalid UTF-8 escapes
					title = title.replace(/(%[0-9a-f]{2})+/gi,
						function(p, p1) {
							try {
								return decodeURI(p);
							}
							catch (exception) {
								return p;
							}
						}
					);
					title = title.replace(/\t/g, ' ');
					title = wikEd.EscapeHtml(title);
					title = title.replace(/"/g, '&quot;');

					// linkify all url text fragments between highlighting <span>s seperately
					var anchorOpen = '<a href = "' + url + '" style="text-decoration: none; color: inherit; color: expression(parentElement.currentStyle.color);" title="' + title + '">';
					var anchorClose = '</a>';
					whole = whole.replace(/(<[^>]*>)/g, anchorClose + '$1' + anchorOpen);
					return anchorOpen + whole + anchorClose;
				}
			);

			// linkify links and templates
			if ( (wikEd.wikiGlobals.wgServer !== undefined) && (wikEd.wikiGlobals.wgArticlePath !== undefined) ) {

				//                     1 [[ 2title        23 | text       3   ]]1 4 {{ 5title        56                6 4
				plain = plain.replace(/(\[\[([^|\[\]{}\n]+)(\|[^\[\]{}<>]*)?\]\])|(\{\{([^|\[\]{}\n]*)([^\[\]{}<>]*\}\})?)/g,
				function(p, p1, p2, p3, p4, p5, p6) {
						var articleName = p2 || '';
						var templateName = p5 || '';
						var whole = p;

						// extract title
						var title = articleName;
						if (title === '') {
							title = templateName;
						}
						title = title.replace(/\x00!--.*?--\x01/g, '');
						title = title.replace(/.*--\x01|\x00!--.*()/g, '');
						title = title.replace(/<.*?>/g, '');
						title = title.replace(/^.*>|<.*$/g, '');
						title = title.replace(/^\s+|\s+$/g, '');

						// [[/subpage]] refers to a subpage of the current page, [[#section]] to a section of the current page
						if ( (title.indexOf('/')=== 0) || (title.indexOf('#')=== 0) ) {
							title = wikEd.pageName + title;
						}

						// create url
						var url = wikEd.EncodeTitle(title);
						var articleTitle = title.replace(/"/g, '&quot;');
						if (templateName !== '') {
							if (/:/.test(title) === false) {
								url = 'Template:' + url;
								articleTitle = 'Template:' + articleTitle;
							}
						}
						url = wikEd.wikiGlobals.wgServer + wikEd.wikiGlobals.wgArticlePath.replace(/\$1/, url);

						// linkify all text fragments between highlighting <span>s seperately
						var anchorOpen = '<a href = "' + url + '" style = "text-decoration: none; color: inherit; color: expression(parentElement.currentStyle.color)" title="' + articleTitle + '">';
						var anchorClose = '</a>';
						whole = whole.replace(/(<[^>]*>)/g, anchorClose + '$1' + anchorOpen);
						return anchorOpen + whole + anchorClose;
					}
				);
			}
			linkified += plain;
		}
	}

	// \x00 and \x01 back to &lt; and &gt;
	linkified = linkified.replace(/\x00/g, '&lt;');
	linkified = linkified.replace(/\x01/g, '&gt;');

	return linkified;
};


//
// wikEd.StringGetInnerHTML: get innerHTML of element from html in a string; can also get text before or after node
//

wikEd.StringGetInnerHTML = function (html, tag, attrib, value, defaultToWholeHTML, getBeforeHTML, getAfterHTML) {

	var startPos;
	var startLength;
	var endPos;
	var endLength;
	var level = 0;
	var string;

	var attribValue = '';
	if (attrib !== '') {
		attribValue = '[^>]*?' + attrib + '\\s*=\\s*("|\\\')?' + value + '\\1';
	}
	var regExpStart = new RegExp('<' + tag + '\\b' + attribValue + '[^>]*>', 'gi');
	var regExpMatch;
	if ( (regExpMatch = regExpStart.exec(html)) !== null) {
		startPos = regExpMatch.index;
		startLength = regExpMatch[0].length;
		var regExpParse = new RegExp('<(\\/?)' + tag + '\\b[^>]*>', 'g');
		regExpParse.lastIndex = startPos;
		while ( (regExpMatch = regExpParse.exec(html)) !== null) {
			var p1 = regExpMatch[1] || '';
			if (p1 === '') {
				level ++;
			}
			else {
				level --;
				if (level === 0) {
					endPos = regExpMatch.index;
					endLength = regExpMatch[0].length;
					break;
				}
			}
		}
	}

	// return whole html if node does not exist
	if (endPos === undefined) {
		if (defaultToWholeHTML === true) {
			string = html;
		}
	}

	// return text before node
	else if (getBeforeHTML === true) {
		string = html.substr(0, startPos);
	}

	// return text after node
	else if (getAfterHTML === true) {
		string = html.substr(endPos + endLength);
	}

	// return innerHTML of node
	else {
		string = html.substring(startPos + startLength, endPos);
	}

	return string;
};


//
// wikEd.ScrollToPreview: scroll to edit buttons, textarea, or preview field depending on current position
//

wikEd.ScrollToPreview = function () {

	// reset fixed height to auto
	wikEd.localPrevWrapper.style.height = 'auto';

	var scrollOffset = window.pageYOffset || document.body.scrollTop;
	var inputOffset = wikEd.GetOffsetTop(wikEd.inputWrapper);
	var editOffset = wikEd.GetOffsetTop(wikEd.editWrapper);
	var submitOffset = 0;
	if (wikEd.saveButton !== null) {
		submitOffset = wikEd.GetOffsetTop(wikEd.submitWrapper);
	}
	else if (wikEd.previewButton !== null) {
		submitOffset = wikEd.GetOffsetTop(wikEd.previewButton);
	}
	else if (wikEd.diffPreviewButton !== null) {
		submitOffset = wikEd.GetOffsetTop(wikEd.diffPreviewButton);
	}
	else if (wikEd.submitWrapper !== null) {
		submitOffset = wikEd.GetOffsetTop(wikEd.submitWrapper);
	}
	else {
		return;
	}
	var editHeight = wikEd.editWrapper.clientHeight;

	if (scrollOffset > submitOffset) {
		window.scroll(0, submitOffset);
	}
	else if (scrollOffset > (editHeight / 2 + editOffset) ) {
		window.scroll(0, submitOffset);
	}
	else if (scrollOffset > editOffset) {
		window.scroll(0, editOffset);
	}
	else {
		window.scroll(0, inputOffset);
	}
	return;
};


//
// wikEd.LinkifyLinks: register click handlers to make highlighted frame links ctrl-clickable (linkify), add redirect info, and highlight redlinks
//

wikEd.LinkifyLinks = function () {

	// detect external files and images
	var regExpFile = new RegExp('^(Image|File|Media|' + wikEd.config.text['wikicode Image'] + '|' + wikEd.config.text['wikicode File'] + '|' + wikEd.config.text['wikicode Media'] + '):', 'i');

	// cycle through spans
	var spans = wikEd.frameDocument.getElementsByTagName('span');
	for (var i = 0; i < spans.length; i ++) {
		var span = spans[i];
		var id = span.id;
		if ( (id !== null) && (id.indexOf('wikEdWikiLink')=== 0) ) {
			if (Object.prototype.hasOwnProperty.call(wikEd.wikiLinks, id) === true) {

				// linkify
				if (wikEd.config.linkify === true) {
					span.addEventListener('click', wikEd.LinkifyHandler, true);
				}

				// add redirect and redlink info to popup
				var info = '';
				var link = wikEd.wikiLinks[id].link;
				var externalLink = link.replace(regExpFile, 'File:');

				// redirects
				if ( (Object.prototype.hasOwnProperty.call(wikEd.linkInfo, link) === true) && (wikEd.linkInfo[link].updated === true) && (wikEd.linkInfo[link].redirect === true) ) {
					var target = wikEd.linkInfo[link].target;
					if (target !== undefined) {
						info += wikEd.config.text.redirect + ' ' + target;
					}
				}
				else if ( (Object.prototype.hasOwnProperty.call(wikEd.externalLinkInfo, link) === true) && (wikEd.externalLinkInfo[link].updated === true) && (wikEd.externalLinkInfo[link].redirect === true) ) {
					var target = wikEd.linkInfo[link].target;
					if (target !== undefined) {
						info += wikEd.config.text.redirect + ' ' + target;
					}
				}

				// normalize redlinks from preview scanning
				var linkNorm = link.charAt(0).toUpperCase() + link.substr(1);
				var linkNormFull = link.replace(/(^|:)(.)/g, function (p, p1, p2) {
					return p.toUpperCase();
				});

				// check for redlinks (missing links)
				var missingLink = false;
				if ( (Object.prototype.hasOwnProperty.call(wikEd.linkInfo, link) === true) && (wikEd.linkInfo[link].updated === true) && (wikEd.linkInfo[link].missing === true) ) {
					missingLink = true;
				}

				var missingExternalLink = false;
				if (Object.prototype.hasOwnProperty.call(wikEd.externalLinkInfo, externalLink) === true) {
					if ( (wikEd.externalLinkInfo[externalLink].updated === true) && (wikEd.externalLinkInfo[externalLink].missing === true) ) {
						missingExternalLink = true;
					}
				}
				else {
					missingExternalLink = true;
				}

				var missingLinkNorm = false;
				if ( (Object.prototype.hasOwnProperty.call(wikEd.linkInfo, linkNorm) === true) && (wikEd.linkInfo[linkNorm].type == 'preview') && (wikEd.linkInfo[linkNorm].missing === true) ) {
					missingLinkNorm = true;
				}
				var missingLinkNormFull = false;
				if ( (Object.prototype.hasOwnProperty.call(wikEd.linkInfo, linkNormFull) === true) && (wikEd.linkInfo[linkNormFull].type == 'preview') && (wikEd.linkInfo[linkNormFull].missing === true) ) {
					missingLinkNormFull = true;
				}

				if ( ( (missingLink === true) && (missingExternalLink === true) ) || (missingLinkNorm === true) || (missingLinkNormFull === true) ) {
					span.classList.add('wikEdRedlink');
					info += wikEd.config.text.redlink;
				}
				else {
					span.classList.remove('wikEdRedlink');
				}

				// set title popup
				span.title = wikEd.wikiLinks[id].linkify + info;

				// save current link infos
				wikEd.wikiLinks[id].info = info;
			}
		}
	}
	return;
};


//
// wikEd.HighlightNamedHideButtons: register :before text for named hiding buttons
//

wikEd.HighlightNamedHideButtons = function () {

	if (wikEd.refHide !== true) {
		return;
	}

	var rules = '';

	// references
	for (var i = 0; i < wikEd.referenceArray.length; i ++) {
		if (wikEd.referenceArray[i].added === true) {
			continue;
		}
		rules += '.wikEdRefButton' + i + ' { border: 1px solid; border-color: #e8e8e8 #444 #444 #e8e8e8; background: #d8d4d0; }\n';
		rules += '.wikEdRefButtonShow' + i + ' { border: 1px solid; border-color: #000 #e8e8e8 #e8e8e8 #000; background: #c8c4c0; }\n';
		rules += '.wikEdRefButton' + i + ':before, .wikEdRefButtonShow' + i + ':before { content: "' + wikEd.config.text.hideRef + ' ' + wikEd.referenceArray[i].text + '"; line-height: 0.75em; font-size: 65%; color: #000; font-family: sans-serif; }\n';
		wikEd.referenceArray[i].added = true;
	}

	// templates
	for (var i = 0; i < wikEd.templateArray.length; i ++) {
		if (wikEd.templateArray[i].added === true) {
			continue;
		}
		rules += '.wikEdTemplButton' + i + ' { border: 1px solid; border-color: #e8e8e8 #444 #444 #e8e8e8; background: #d8d4d0; }\n';
		rules += '.wikEdTemplButtonShow' + i + ' { border: 1px solid; border-color: #000 #e8e8e8 #e8e8e8 #000; background: #c8c4c0; }\n';
		rules += '.wikEdTemplButton' + i + ':before, .wikEdTemplButtonShow' + i + ':before { content: "' + wikEd.config.text.hideTempl + ' ' + wikEd.templateArray[i].text + '"; line-height: 0.75em; font-size: 65%; color: #000; font-family: sans-serif; }\n';
		wikEd.templateArray[i].added = true;
	}

	// character entities
	for (var i = 0; i < wikEd.charEntityArray.length; i ++) {
		if (wikEd.charEntityArray[i].added === true) {
			continue;
		}
		var character = wikEd.charEntityArray[i].text;
		if (character == '"') {
			character = '\\' + character;
		}
		rules += '.wikEdCharEntityButton' + i + ' { border: 1px solid; border-color: #e8e8e8 #444 #444 #e8e8e8; background: #d8d4d0; border-color: rgba(255, 255, 255, 0.75)  rgba(64, 64, 64, 0.5)  rgba(64, 64, 64, 0.5) rgba(255, 255, 255, 0.75); background: rgba(192, 192, 192, 0.3); }\n';
		rules += '.wikEdCharEntityButtonShow' + i + ' { border: 1px solid; border-color: #000 #e8e8e8 #e8e8e8 #000; background: #c8c4c0; border-color: rgba(64, 64, 64, 0.5) rgba(255, 255, 255, 0.75) rgba(255, 255, 255, 0.75) rgba(64, 64, 64, 0.5); background: rgba(192, 192, 192, 0.3); }\n';
		rules += '.wikEdCharEntityButton' + i + ':before, .wikEdCharEntityButtonShow' + i + ':before { content: "' + character + '"; }\n';
		wikEd.charEntityArray[i].added = true;
	}

	// tables
	for (var i = 0; i < wikEd.tableArray.length; i ++) {
		if (wikEd.tableArray[i].added === true) {
			continue;
		}
		var text = wikEd.config.text.hideTable;
		if (text !== '') {
			text += ' ';
		}
		text += wikEd.tableArray[i].text;
		rules += '.wikEdTableButton' + i + ' { border: 1px solid; border-color: #e8e8e8 #444 #444 #e8e8e8; background: #d8d4d0; }\n';
		rules += '.wikEdTableButtonShow' + i + ' { border: 1px solid; border-color: #000 #e8e8e8 #e8e8e8 #000; background: #c8c4c0; }\n';
		rules += '.wikEdTableButton' + i + ':before, .wikEdTableButtonShow' + i + ':before { content: "' + text + '"; line-height: 0.75em; font-size: 65%; color: #000; font-family: sans-serif; }\n';
		wikEd.tableArray[i].added = true;
	}

	// add or replace existing css rules
	if (rules !== '') {
		wikEd.HighlightNamedHideButtonsStylesheet.AddCSSRules(rules);
	}
	return;
};


//
// wikEd.HideAddHandlers: register mouseover handlers for tabs to unhide refs, templates, and character entities
//

wikEd.HideAddHandlers = function () {

	if ( (wikEd.config.hideContent !== true) || (wikEd.refHide !== true) ) {
		return;
	}
	var hideButton = wikEd.frameDocument.getElementsByTagName('button');
	for (var i = 0; i < hideButton.length; i ++) {
		var tabClass = hideButton[i].className;
		if (
			(tabClass.indexOf('wikEdRefButton')=== 0) ||
			(tabClass.indexOf('wikEdTemplButton')=== 0) ||
			(tabClass.indexOf('wikEdCharEntityButton')=== 0) ||
			(tabClass.indexOf('wikEdTableButton')=== 0)
		) {
			hideButton[i].addEventListener('click', wikEd.HideShowHandler, true);
			if (
				(tabClass.indexOf('wikEdRefButtonShow') == -1) &&
				(tabClass.indexOf('wikEdTemplButtonShow') == -1) &&
				(tabClass.indexOf('wikEdCharEntityButtonShow') == -1) &&
				(tabClass.indexOf('wikEdTableButtonShow') == -1)
			) {
				hideButton[i].addEventListener('mouseover', wikEd.HideShowHandler, true);
			}
		}
	}
	return;
};


//
// wikEd.HideShowHandler: display hidden ref or template on mouse over hide tab
//

wikEd.HideShowHandler = function (event) {

	event.preventDefault();

	// find hidden content node
	var hideTarget = null;
	var hideInto = null;
	var hideButtonClass = null;
	var hideClass = null;
	var hideButton = null;
	var hideContainer = null;
	var hideCell = null;
	var hide = null;

	if ( (event.type == 'mouseover') || (event.type == 'mouseout') || (event.type == 'click') ) {
		hideTarget = event.currentTarget;
		hideInto = event.relatedTarget;

		// <container><button></button></container><hide> text </hide>

		// target = table cell
		if  ( (hideTarget.tagName == 'TD') && (/^wikEdTable\w+?$/.test(hideTarget.className) === true) ) {
			hideCell = hideTarget;
			hideButton = hideCell.getElementsByTagName('button')[0] || null;
		}

		// target = button
		else if (/^wikEd(Ref|Templ|CharEntity|Table)Button(Show)?\d*$/.test(hideTarget.className) === true) {
			hideButton = hideTarget;
		}
		if (hideButton !== null) {
			hideContainer = hideButton.parentNode;
			if (hideContainer !== null) {
				if (/^wikEd(Ref|Templ|CharEntity|Table)Container$/.test(hideContainer.className) === false) {
					hideContainer = null;
				}
				else {

					// get hide text
					hide = wikEd.GetNextSiblingNode(hideContainer);
					if (hide !== null) {
						if (/^wikEd(Ref|Templ|TemplNs|CharEntity|Table)(Show)?$/.test(hide.className) === false) {
							hide = null;
						}
					}
				}
			}
		}

		// target = hide text
		else if (/^wikEd(Ref|Templ|TemplNs|CharEntity|Table)(Show)?$/.test(hideTarget.className) === true) {
			hide = hideTarget;
			hideContainer = wikEd.GetPreviousSiblingNode(hideTarget);
			if (hideContainer !== null) {
				if (/^wikEd(Ref|Templ|CharEntity|Table)Container$/.test(hideContainer.className) === false) {
					hideContainer = null;
				}
				else {

					// get button
					hideButton = wikEd.GetFirstChildNode(hideContainer);
					if (hideButton !== null) {
						if (/^wikEd(Ref|Templ|CharEntity|Table)Button(Show)?\d*$/.test(hideButton.className) === false) {
							hideButton = null;
						}
					}
				}
			}
		}

		// exit if missing elements
		if ( (hideContainer === null) || (hideButton === null) || (hide === null) ) {
			return;
		}

		// get classes
		hideButtonClass = hideButton.className;
		hideClass = hide.className;
	}

	// schedule unhide on later shift or ctrl key push
	if (event.type == 'mouseover') {
		if (wikEd.config.unhideShift === true) {
			if ( (event.type == 'mouseover') && (wikEd.config.unhideShift === true) && (event.shiftKey === false) && (event.ctrlKey === false) ) {
				wikEd.scheduledUnhide = [hide, hideButton];
				wikEd.frameDocument.addEventListener('keydown', wikEd.HideShowHandler, true);
				hideButton.addEventListener('mouseout', wikEd.HideShowHandler, true);
				return;
			}
		}
	}

	// scheduled unhide on shift or ctrl keydown
	if (event.type == 'keydown') {
		if ( (wikEd.scheduledUnhide !== null) && ( (event.shiftKey === true) || (event.ctrlKey === true) ) ) {
			hide = wikEd.scheduledUnhide[0];
			hideButton = wikEd.scheduledUnhide[1];
			hideButtonClass = hideButton.className;
			hideClass = hide.className;
		}
	}

	// open on hover
	if ( (event.type == 'mouseover') || ( (event.type == 'keydown') && (wikEd.scheduledUnhide !== null) ) ) {
		event.stopPropagation();
		hideButton.removeEventListener('mouseover', wikEd.HideShowHandler, true);

		hideClass = hideClass.replace(/Show/, '') + 'Show';
		hide.className = hideClass;

		// table cell
		if (hideClass == 'wikEdTableShow') {
			var node = hide;
			while (node !== null) {
				if ( (node.tagName == 'TD') && (/^wikEdTable\w+$/.test(node.className) === true) ) {
					break;
				}
				node = node.parentNode;
			}
			if (node !== null) {

				// wait for class change
				window.setTimeout( function () {
					node.addEventListener('mouseout', wikEd.HideShowHandler, true);
				}, 100);
			}
		}

		// button and hide
		else {

			// wait for class change
			window.setTimeout( function () {
				hide.addEventListener('mouseout', wikEd.HideShowHandler, true);
				hideButton.addEventListener('mouseout', wikEd.HideShowHandler, true);
			}, 100);
		}
	}

	// close after hover
	else if (event.type == 'mouseout') {
		if ( (hideInto != hideContainer) && (hideInto != hideButton) && (hideInto != hide) && (hideInto != hideCell) ) {
			if (/^wikEd(Ref|Templ|CharEntity|Table)Button\d*$/.test(hideButton.className) === true) {
				var hideOut = false;
				var node = hideInto;
				while (node !== null) {
					if (node == wikEd.frameBody) {
						hideOut = true;
						break;
					}
					if ( (node == hideContainer) || (node == hide) || (node == hideCell) ) {
						break;
					}
					node = node.parentNode;
				}
				if (hideOut === true) {
					event.stopPropagation();

					if (hideCell !== null) {
						hideCell.removeEventListener('mouseout', wikEd.HideShowHandler, true);
					}
					else {
						hide.removeEventListener('mouseout', wikEd.HideShowHandler, true);
						hideButton.removeEventListener('mouseout', wikEd.HideShowHandler, true);
					}

					hideClass = hideClass.replace(/Show/, '');
					hide.className = hideClass;

					// wait for class change
					window.setTimeout( function () {
						hideButton.addEventListener('mouseover', wikEd.HideShowHandler, true);
					}, 100);

					// move cursor out of hidden text
					wikEd.UnhideCursor(hideContainer, hide);
				}
			}
		}
	}

	// hide on click
	else if (event.type == 'click') {
		if (/^wikEd(Ref|Templ|CharEntity|Table)ButtonShow\d*$/.test(hideButtonClass) === true) {
			event.stopPropagation();

			hideClass = hideClass.replace(/Show/, '');
			hide.className = hideClass;

			hideButtonClass = hideButtonClass.replace(/Show/, '');
			hideButton.className = hideButtonClass;
			hideButton.title = wikEd.config.text[hideButtonClass.replace(/\d+$/g, '') + 'Tooltip'];

			hideButton.addEventListener('mouseover', wikEd.HideShowHandler, true);

			// move cursor out of hidden text
			wikEd.UnhideCursor(hideContainer, hide);
		}

		// open on click
		else if (/^wikEd(Ref|Templ|CharEntity|Table)Button\d*$/.test(hideButtonClass) === true) {
			event.stopPropagation();
			hideButton.removeEventListener('mouseover', wikEd.HideShowHandler, true);
			hide.removeEventListener('mouseout', wikEd.HideShowHandler, true);

			hideClass = hideClass.replace(/Show/, '') + 'Show';
			hide.className = hideClass;

			hideButtonClass = hideButtonClass.replace(/Button(Show)?/, 'ButtonShow');
			hideButton.className = hideButtonClass;
			hideButton.title = wikEd.config.text[hideButtonClass.replace(/\d+$/g, '') + 'Tooltip'];

			hideButton.removeEventListener('mouseout', wikEd.HideShowHandler, true);
		}
	}

	// clear scheduled unhide
	if (wikEd.scheduledUnhide !== null) {
		wikEd.frameDocument.removeEventListener('keydown', wikEd.HideShowHandler, true);
		wikEd.scheduledUnhide = null;
	}

	return;
};


//
// wikEd.UnhideCursor: move cursor out of hidden element for wikEd.HideShowHandler
//

wikEd.UnhideCursor = function (firstHiddenParent, lastHiddenParent) {

	// get selection and clone range
	var sel = wikEd.GetSelection();
	var range = sel.getRangeAt(0);
	if (range !== null) {

		// check if selected text is hidden
		var startHidden = false;
		var node = range.startContainer;
		while (node !== null) {
			if (node == wikEd.frameBody) {
				break;
			}
			if ( (node == lastHiddenParent) || (node == firstHiddenParent) ) {
				startHidden = true;
				break;
			}
			node = node.parentNode;
		}
		var endHidden = false;
		var node = range.endContainer;
		while (node !== null) {
			if (node == wikEd.frameBody) {
				break;
			}
			if ( (node == lastHiddenParent) || (node == firstHiddenParent) ) {
				endHidden = true;
				break;
			}
			node = node.parentNode;
		}

		// unselect hidden text
		if ( (startHidden === false) && (endHidden === true) ) {
			range.setEndBefore(firstHiddenParent);
		}
		else if ( (startHidden === true) && (endHidden === false) ) {
			range.setStartAfter(lastHiddenParent);
		}
		else if ( (startHidden === true) && (endHidden === true) ) {
			range.setEndAfter(lastHiddenParent);
			range.collapse(false);
		}
	}
	return;
};


//
// wikEd.GetText: get the text fragments to manipulate
//

wikEd.GetText = function (obj, whichFragment, wikify) {

	// remove dynamically inserted nodes by other scripts
	wikEd.CleanNodes(wikEd.frameDocument);

	// get selection object
	if (obj.sel === undefined) {
		obj.sel = wikEd.GetSelection();
	}

	// cursor for the cursor position (always done)
	if (obj.cursor === undefined) {
		obj.cursor = {
			'from':    'cursor',
			'keepSel': null,
			'plain':   ''
		};

		// set cursor range
		obj.cursor.range = wikEd.frameDocument.createRange();
		wikEd.SetRangeStart(obj.cursor.range, obj.sel.focusNode, obj.sel.focusOffset);
		obj.cursor.range.collapse(true);
	}

	// whole for the whole text
	if (obj.whole === undefined) {
		if (/whole|selectionWord|selectionLine|selectionPara|focusWord|focusLine|focusPara/.test(whichFragment) === true) {
			obj.whole = {
				'plainArray': [],
				'plainNode':  [],
				'plainStart': [],
				'from':       'whole',
				'keepSel':    null
			};

			// set whole range
			obj.whole.range = wikEd.frameDocument.createRange();
			obj.whole.range.setStart(wikEd.frameBody, 0);
			obj.whole.range.setEnd(wikEd.frameBody, wikEd.frameBody.childNodes.length);

			// get whole plain text
			wikEd.GetInnerHTML(obj.whole, wikEd.frameBody);
			obj.whole.code = obj.whole.html;
			wikEd.RemoveHighlightingWikify(obj.whole, wikify);
			wikEd.HtmlToPlain(obj.whole);
		}
	}

	// selection for the selected text
	if (obj.selection === undefined) {
		if (/selection\b|selectionWord|selectionLine|selectionPara/.test(whichFragment) === true) {
			obj.selection = {
				'from':    'selection',
				'keepSel': null
			};

			// copy range to document fragment
			if (obj.sel.rangeCount === 0) {
				obj.sel.collapse(wikEd.frameBody, 0);
			}
			obj.selection.range = obj.sel.getRangeAt(0);
			var documentFragment = obj.selection.range.cloneContents();

			// get selected text
			wikEd.GetInnerHTML(obj.selection, documentFragment);
			obj.selection.code = obj.selection.html;
			wikEd.RemoveHighlightingWikify(obj.selection, wikify);
			wikEd.HtmlToPlain(obj.selection);
		}
	}

	// focusWord, focusLine, and focusPara for the word, line, and paragraph under the cursor
	if (obj.focusWord === undefined) {
		if (/focusWord|focusLine|focusPara/.test(whichFragment) === true) {
			obj.focusWord = {
				'from':    'focusWord',
				'keepSel': false,
				'range':   wikEd.frameDocument.createRange()
			};

			// setup focusLine object for the line under the cursor
			obj.focusLine = {
				'from':    'focusLine',
				'keepSel': false,
				'range':   wikEd.frameDocument.createRange()
			};

			// setup focusPara object for the paragraph under the cursor
			obj.focusPara = {
				'from':    'focusPara',
				'keepSel': false,
				'range':   wikEd.frameDocument.createRange()
			};

			// find the word and line boundaries
			wikEd.FindBoundaries(obj.focusWord, obj.focusLine, obj.focusPara, obj.whole, obj.cursor);

			// get the wikified plain text for the word under the cursor
			var documentFragment = obj.focusWord.range.cloneContents();
			wikEd.GetInnerHTML(obj.focusWord, documentFragment);
			obj.focusWord.code = obj.focusWord.html;
			wikEd.RemoveHighlightingWikify(obj.focusWord, wikify);
			wikEd.HtmlToPlain(obj.focusWord);

			// get the wikified plain text for the line under the cursor
			var documentFragment = obj.focusLine.range.cloneContents();
			wikEd.GetInnerHTML(obj.focusLine, documentFragment);
			obj.focusLine.code = obj.focusLine.html;
			wikEd.RemoveHighlightingWikify(obj.focusLine, wikify);
			wikEd.HtmlToPlain(obj.focusLine);

			// get the wikified plain text for the paragraph under the cursor
			var documentFragment = obj.focusPara.range.cloneContents();
			wikEd.GetInnerHTML(obj.focusPara, documentFragment);
			obj.focusPara.code = obj.focusPara.html;
			wikEd.RemoveHighlightingWikify(obj.focusPara, wikify);
			wikEd.HtmlToPlain(obj.focusPara);
		}
	}

	// selectionWord and selectionLine for the complete words and lines under the selection
	if (obj.selectionWord === undefined) {
		if (/selectionWord|selectionLine|selectionPara/.test(whichFragment) === true) {

			// setup selectionWord object for the words under the selection
			obj.selectionWord = {
				'from':    'selectionWord',
				'keepSel': false,
				'range':   wikEd.frameDocument.createRange(),
			};

			// setup selectionLine object for the lines under the selection
			obj.selectionLine = {
				'from':    'selectionLine',
				'keepSel': false,
				'range':   wikEd.frameDocument.createRange(),
			};

			// setup focusPara object for the paragraph under the selection
			obj.selectionPara = {
				'from':    'selectionPara',
				'keepSel': false,
				'range':   wikEd.frameDocument.createRange(),
			};

			// find the word and line boundaries
			wikEd.FindBoundaries(obj.selectionWord, obj.selectionLine, obj.selectionPara, obj.whole, obj.selection);

			// get the wikified plain text for the words under the selection
			var documentFragment = obj.selectionWord.range.cloneContents();
			wikEd.GetInnerHTML(obj.selectionWord, documentFragment);
			obj.selectionWord.code = obj.selectionWord.html;
			wikEd.RemoveHighlightingWikify(obj.selectionWord, wikify);
			wikEd.HtmlToPlain(obj.selectionWord);

			// get the wikified plain text for the lines under the selection
			var documentFragment = obj.selectionLine.range.cloneContents();
			wikEd.GetInnerHTML(obj.selectionLine, documentFragment);
			obj.selectionLine.code = obj.selectionLine.html;
			wikEd.RemoveHighlightingWikify(obj.selectionLine, wikify);
			wikEd.HtmlToPlain(obj.selectionLine);

			// get the wikified plain text for the paragraph under the selection
			var documentFragment = obj.selectionPara.range.cloneContents();
			wikEd.GetInnerHTML(obj.selectionPara, documentFragment);
			obj.selectionPara.code = obj.selectionPara.html;
			wikEd.RemoveHighlightingWikify(obj.selectionPara, wikify);
			wikEd.HtmlToPlain(obj.selectionPara);
		}
	}
	return;
};


//
// wikEd.Find: custom find function with regexp properties, sets obj.changed.range, uses obj ranges
//

wikEd.Find = function (obj, findText, caseSensitive, backwards, wrap, useRegExp) {

	var found = false;

	// get selection
	if (obj.sel === undefined) {
		obj.sel = wikEd.GetSelection();
	}
	if (obj.sel.rangeCount === 0) {
		obj.sel.collapse(wikEd.frameBody, 0);
	}
	var range = obj.sel.getRangeAt(0);

	if (obj.changed === undefined) {
		obj.changed = {};
	}
	obj.selectChanged = false;

	// empty the range to avoid error messages for reverse direction ranges
	obj.changed.range = wikEd.frameDocument.createRange();

	// regexp instead of plain text search for browser lacking .find (Opera), built in .find() ignores newlines
	if (useRegExp !== true) {
		if (typeof wikEd.frameWindow.find != 'function') {
			useRegExp = true;
			findText = findText.replace(/([\\^$*+?.()\[\]{}:=!|,\-])/g, '\\$1');
		}
	}

	// create the regexp
	var regExpFind;
	if (useRegExp === true) {
		var regExpFlags = 'gm';
		if (caseSensitive !== true) {
			regExpFlags += 'i';
		}
		try {
			regExpFind = new RegExp(findText, regExpFlags);
		}
		catch (exception) {
			return false;
		}
	}

	// use the fast built-in find function for non-regexp searches; Opera does not have .find
	if (useRegExp !== true) {

	// parameters: window.find(string, caseSensitive, backwards, wrapAround, wholeWord, searchInFrames, showDialog)
		found = wikEd.frameWindow.find(findText, caseSensitive, backwards, wrap, false, true, false);
		if (found === true) {
			range = obj.sel.getRangeAt(0);
		}
		obj.changed.range = range;
	}

	// slow javascript regexp find and replace
	else {

		// perform find
		if (obj.plainArray === undefined) {
			wikEd.ParseDOM(obj, wikEd.frameBody);
		}
		var regExpMatch;

		// find next, search to the right
		if (backwards === false) {

			// set start position for search to right
			regExpFind.lastIndex = obj.plainFocus;

			// execute the regexp search to the right
			regExpMatch = regExpFind.exec(obj.plain);

			// remember position for repeated searches
			obj.plainFocus = regExpFind.lastIndex;

			// wrap around, start at beginning
			if ( (wrap === true) && (regExpMatch === null) ) {
				regExpFind.lastIndex = 0;
				regExpMatch = regExpFind.exec(obj.plain);
			}
		}

		// find previous, search to the left
		else {

			// cycle through the matches to the left
			var regExpMatchNext;
			do {
				regExpMatch = regExpMatchNext;
				regExpMatchNext = regExpFind.exec(obj.plain);
				if (regExpMatchNext === null) {
					break;
				}
			} while (regExpMatchNext.index < obj.plainAnchor);

			// wrap around, find last occurrence
			if ( (wrap === true) && (regExpMatch === null) ) {
				do {
					regExpMatch = regExpMatchNext;
					regExpMatchNext = regExpFind.exec(obj.plain);
				} while (regExpMatchNext !== null);
			}
		}

		// select the find
		if (regExpMatch !== null) {
			found = true;

			// start
			var i = 0;
			while ( (obj.plainStart[i + 1] <= regExpMatch.index) && (obj.plainStart[i + 1] !== null) ) {
				i ++;
			}

			// end
			var j = i;
			while ( (obj.plainStart[j + 1] <= regExpMatch.index + regExpMatch[0].length) && (obj.plainStart[j + 1] !== null) ) {
				j ++;
			}

			var startNode = obj.plainNode[i];
			var startOffset = regExpMatch.index - obj.plainStart[i];
			var endNode = obj.plainNode[j];
			var endOffset = regExpMatch.index + regExpMatch[0].length - obj.plainStart[j];
			wikEd.SetRange(obj.changed.range, startNode, startOffset, endNode, endOffset);
			obj.selectChanged = true;
		}
	}
	return found;
};


//
// wikEd.ScrollToSelection: scroll iframe range into viewport
//   removing helper nodes gives Error: Node was not found = NS_ERROR_DOM_NOT_FOUND_ERR for certain undo actions
//   adding nodes breaks the undo history in Chrome and Opera

wikEd.ScrollToSelection = function () {

	// get selection and clone range
	var obj = {};
	obj.sel = wikEd.GetSelection();
	if (obj.sel.rangeCount === 0) {
		return;
	}

	// get selection plain text
	var range = obj.sel.getRangeAt(0);
	var documentFragment = range.cloneContents();
	wikEd.GetInnerHTML(obj, documentFragment);
	var plainText = obj.plain;
	plainText = plainText.replace(/&lt;/g, '<');
	plainText = plainText.replace(/&gt;/g, '>');
	plainText = plainText.replace(/&amp;/g, '&');

	// select using backwards built-in find
	if ( (typeof wikEd.frameWindow.find == 'function') && (plainText.length > 0) ) {
		obj.sel.collapseToEnd();

		// Chrome; wikEd.Find(obj, findText, caseSensitive, backwards, wrap, useRegExp)
		var found = wikEd.Find(obj, plainText, true, true, false, false);

		// Firefox (removes \n)
		if (found === false) {
			wikEd.Find(obj, range.toString(), true, true, false, false);
		}

		// reinstate original range if it starts or ends with \n or spaces
		if (/^(\n| )|(\n| )$/.test(plainText) === true) {
			obj.sel.removeAllRanges();
			obj.sel.addRange(range);
		}
	}

	// select empty range using backwards built-in find for previous character
	else if ( (typeof wikEd.frameWindow.find == 'function') && (plainText.length === 0) ) {
		var backwards = true;

		// get plain text from start to selection
		var rangeClone = range.cloneRange();
		rangeClone.setStartBefore(wikEd.frameBody.firstChild);
		var documentFragment = rangeClone.cloneContents();
		wikEd.GetInnerHTML(obj, documentFragment);
		var plainText = obj.plain;
		plainText = plainText.replace(/&lt;/g, '<');
		plainText = plainText.replace(/&gt;/g, '>');
		plainText = plainText.replace(/&amp;/g, '&');
		plainText = plainText.replace(/^([\s\S]*?)([^\n]\n*)$/, '$2');

		// get plain text from selection to end for potentially less newlines
		if (plainText.length > 1) {
			var plainTextBack = plainText;
			var obj = {};

			var rangeClone = range.cloneRange();
			rangeClone.setEndAfter(wikEd.frameBody.lastChild);
			var documentFragment = rangeClone.cloneContents();
			wikEd.GetInnerHTML(obj, documentFragment);
			var plainText = obj.plain;
			plainText = plainText.replace(/&lt;/g, '<');
			plainText = plainText.replace(/&gt;/g, '>');
			plainText = plainText.replace(/&amp;/g, '&');
			plainText = plainText.replace(/^(\n*[^\n])([\s\S]*?)$/, '$1');

			// backward or forward find
			if (plainTextBack.length > plainText.length) {
				backwards = false;
			}
			else {
				plainText = plainTextBack;
			}
		}

		// Chrome; parameters: wikEd.Find(obj, findText, caseSensitive, backwards, wrap, useRegExp)
		var found = wikEd.Find(obj, plainText, true, backwards, false, false);

		// Firefox
		if ( (found === false) && (/\n/.test(plainText) === true) ) {
			plainText = plainText.replace(/\n/g, '');
			plainText = plainText.replace(/\xa0/g, ' ');
			wikEd.Find(obj, plainText, true, backwards, false, false);
		}
		if (backwards === true) {
			obj.sel.collapseToEnd();
		}
		else {
			obj.sel.collapseToStart();
		}
	}

	// use inserted spans as scroll marker, breaks undo history in Chrome and Opera
	else {
		var rangeStart = range.cloneRange();
		var rangeEnd = range.cloneRange();

		// spans to be temporarily inserted before and after selection range to get range position
		wikEd.insertCounter ++;
		var scrollStartNode = wikEd.frameDocument.createElement('span');
		scrollStartNode.className = 'wikEdScrollBefore';
		scrollStartNode.id = 'wikEdScrollBefore' + wikEd.insertCounter;
		var scrollEndNode = wikEd.frameDocument.createElement('span');
		scrollEndNode.className = 'wikEdScrollAfter';
		scrollEndNode.id = 'wikEdScrollAfter' + wikEd.insertCounter;

		// get the range border nodes and offsets
		var startNode = range.startContainer;
		var startOffset = range.startOffset;
		var endNode = range.endContainer;
		var endOffset = range.endOffset;

		var startLength;
		if (startNode.nodeName == '#text') {
			startLength = startNode.nodeValue.length;
		}
		var endLength;
		if (endNode.nodeName == '#text') {
			endLength = endNode.nodeValue.length;
		}

		// insert end node
		if (endNode.nodeName == '#text') {
			if (endOffset === 0) {
				endNode.parentNode.insertBefore(scrollEndNode, endNode);
			}
			else if (endOffset == endLength - 1) {
				endNode.parentNode.insertBefore(scrollEndNode, endNode.nextSibling);
			}
			else {
				rangeEnd.collapse(false);
				rangeEnd.insertNode(scrollEndNode);
			}
		}
		else {
			var refNode = endNode.childNodes.item(endOffset);
			endNode.insertBefore(scrollEndNode, refNode);
		}

		// insert start node
		if (startNode.nodeName == '#text') {
			if (startOffset === 0) {
				startNode.parentNode.insertBefore(scrollStartNode, startNode);
			}
			else if (startOffset == startLength - 1) {
				startNode.parentNode.insertBefore(scrollStartNode, startNode.nextSibling);
			}
			else {

				// collapse as a Firefox bug work around; https://stackoverflow.com/questions/665676
				rangeStart.collapse(true);
				rangeStart.insertNode(scrollStartNode);
			}
		}
		else {
			var refNode = startNode.childNodes.item(startOffset);
			startNode.insertBefore(scrollStartNode, refNode);
		}

		wikEd.ScrollToNodes(scrollStartNode, scrollEndNode);

		// set selection
		range.setStartBefore(scrollStartNode);
		range.setEndAfter(scrollEndNode);
		obj.sel.removeAllRanges();
		obj.sel.addRange(range);
	}

	return;
};


//
// wikEd.ScrollToNodes: scroll iframe range into viewport
//

wikEd.ScrollToNodes = function (scrollStartNode, scrollEndNode) {

	// absolute span for line height detection (Opera and Chrome do not vertically align empty span at bottom)
	var lineHeightNode = wikEd.frameDocument.createElement('span');
	lineHeightNode.innerHTML = '&nbsp;';
	lineHeightNode.className = 'wikEdScrollLineHeight';
	scrollEndNode.appendChild(lineHeightNode);
	var lineHeight = lineHeightNode.clientHeight;
	lineHeightNode.innerHTML = '';
	scrollEndNode.removeChild(lineHeightNode);

	// scroll to node coordinates
	scrollStartNode.style.verticalAlign = 'top';
	scrollEndNode.style.verticalAlign = 'top';
	var startOffsetLeft = wikEd.GetOffsetLeft(scrollStartNode);
	var startOffsetTop  = wikEd.GetOffsetTop(scrollStartNode);
	var endOffsetRight  = wikEd.GetOffsetLeft(scrollEndNode);
	var endOffsetBottom = wikEd.GetOffsetTop(scrollEndNode);
	scrollStartNode.style.verticalAlign = 'baseline';
	scrollEndNode.style.verticalAlign = 'baseline';
	var frameScrollTop  = wikEd.frameBody.scrollTop;
	var frameScrollLeft = wikEd.frameBody.scrollLeft;
	var x = frameScrollLeft;
	var y = frameScrollTop;

	// current scroll position

	// selection above viewport
	if (endOffsetBottom < frameScrollTop) {
		y = startOffsetTop;
	}

	// selection below viewport
	else if (startOffsetTop > frameScrollTop + wikEd.frameBody.clientHeight) {
		y = endOffsetBottom - wikEd.frameBody.clientHeight + lineHeight;
	}

	// selection left of viewport
	if (endOffsetRight < frameScrollLeft) {
		if (endOffsetRight <= wikEd.frameBody.clientWidth) {
			x = 0;
		}
		else {
			x = startOffsetLeft;
		}
	}

	// selection right of viewport
	else if (startOffsetLeft > frameScrollLeft + wikEd.frameBody.clientWidth) {
		x = endOffsetRight - wikEd.frameBody.clientWidth;
	}

	// do scroll
	wikEd.frameWindow.scrollTo(x, y);

	return;
};


//
// wikEd.RemoveTableModeHighlighting: strip table html, add linebreaks back
//   expects <br> instead of \n

wikEd.RemoveTableModeHighlighting = function (html) {

	// add linebreaks back (class="wikEdTable...BR")
	html = html.replace(/(<(br)\b[^>]*?\bclass="wikEdTable(BR)"[^>]*?>)/g, '<br>');
	html = html.replace(/(<(span)\b[^>]*?\bclass="wikEdTable(Tag|Caption|Row|Header|Cell)BR"[^>]*?>)/g, '<br>$1');

	// mark tbody
	html = html.replace(/(<table\b[^>]*?\bclass="wikEdTable\w+"[^>]*?><tbody\b)([^>]*>)/g, '$1 class="wikEdTableMode"$2');

	// remove table mode tags
	html = wikEd.RemoveTag(html, 'table', /\bclass="wikEdTable\w+"/, '', '<br>');
	html = wikEd.RemoveTag(html, 'div|tbody|caption|tr|th|td|span', /\bclass="wikEdTable\w+"/);

	return html;
};


//
// wikEd.Textify: strip html off of text
//

wikEd.Textify = function (obj) {

	// convert html to plain
	obj.plain = obj.html;

	// conserve spaces and linebreaks in <pre> tags
	obj.plain = obj.plain.replace(/(<pre\b[^>]*>)((.|\n)*?)(<\/pre>)/g,
		function(p, p1, p2, p3, p4) {
			p2 = p2.replace(/ /g, '\x03');
			p2 = p2.replace(/\n/g, '\x04');
			return p1 + p2 + p4;
		}
	);

	// remove linebreaks
	obj.plain = obj.plain.replace(/ \n|\n /g, ' ');
	obj.plain = obj.plain.replace(/\n/g, ' ');

	// delete content tags
	obj.plain = obj.plain.replace(/<(style|script|object|applet|embed)\b[^>]*>.*?<\/\1>/g, '');

	// delete MS-Office tags
	obj.plain = obj.plain.replace(/<((w:|m:)(\w+))[^>]*>.*?<\/\1>/g, '');

	// remove tablemode highlighting code
	obj.plain = wikEd.RemoveTableModeHighlighting(obj.plain);

	// convert <div>...</div> to <br> for Safari, Chrome, and WebKit
	if ( (wikEd.safari === true) || (wikEd.chrome === true) || (wikEd.webkit === true) ) {
		obj.plain = wikEd.DivToBr(obj.plain);
	}

	// newlines
	obj.plain = obj.plain.replace(/[\n ]*<br\b[^>]*>[\n ]*()/g, '\n');

	// remove empty lines from block tags
	obj.plain = obj.plain.replace(/(<(blockquote|center|div|p|pre|gallery)\b[^>]*>)[\s\x00]+/gi, '$1');
	obj.plain = obj.plain.replace(/[\s\x00]+(<\/(blockquote|center|div|p|pre|gallery|syntaxhighlight|source|poem|categorytree|hiero|imagemap|inputbox|timeline|references)>)/gi, '$1');

	// remove highlighting pre tags
	obj.plain = wikEd.RemoveTag(obj.plain, 'pre', /\bclass="wikEd[\w\/]+"/);

	// blocks
	obj.plain = obj.plain.replace(/<\/?(address|blockquote|center|div|hr|isindex|p|pre)\b[^>]*>/g, '\x00\x00');

	// keep headings only if starting with a newline
	obj.plain = obj.plain.replace(/[\s|\x00]*(^|\n|\x00)[\s|\x00]*<h[1-6]\b[^>]*>((.|\n)*?)<\/h[1-6]>[\s|\x00]*()/g, '\x00\x00$2\x00\x00');

	// lists
	obj.plain = obj.plain.replace(/<\/?(dir|dl|menu|ol|ul)\b[^>]*>/g, '\x00');
	obj.plain = obj.plain.replace(/<\/(dd|dt|li)>/g, '\x00');

	// forms
	obj.plain = obj.plain.replace(/<\/?(select|textarea)\b[^>]*>/g, '\x00');
	obj.plain = obj.plain.replace(/<\/(option|legend|optgroup)>/g, '\x00');

	// tables
	obj.plain = obj.plain.replace(/<\/?(table|caption)\b[^>]*>/g, '\x00');
	obj.plain = obj.plain.replace(/<\/(tr|th|td)>/g, '\x00');

	// finish html to plain conversion
	obj.plain = obj.plain.replace(/<[^>]*>/g, '');

	// recover table html
	obj.plain = obj.plain.replace(/\x01/g, '<');
	obj.plain = obj.plain.replace(/\x02/g, '>');

	// remove spaces
	obj.plain = obj.plain.replace(/[ \t\xa0]+(\x00)/g, '$1');
	obj.plain = obj.plain.replace(/(\x00)[ \t\xa0]+/g, '$1');

	// trim down \x00 and \n
	obj.plain = obj.plain.replace(/\x00+\n/g, '\n');
	obj.plain = obj.plain.replace(/\n\x00+/g, '\n');

	// pasting external content as inline
	obj.plain = obj.plain.replace(/^\x00+|\x00+$/g, '');

	obj.plain = obj.plain.replace(/\n*\x00(\x00|\n)+/g, '\n\n');
	obj.plain = obj.plain.replace(/\x00/g, '\n');
	obj.plain = obj.plain.replace(/(<\/table>\n)\n+/g, '$1');

	// recover spaces and linebreaks from <pre> tags
	obj.plain = obj.plain.replace(/\x03/g, ' ');
	obj.plain = obj.plain.replace(/\x04/g, '\n');

	// remove empty lines and spaces from article start and end
	if (obj.from == 'whole') {
		obj.plain = obj.plain.replace(/^\s+|\s+$/g, '');
	}

	return;
};


//
// wikEd.InactiveButtons: grey out inactive buttons, called after every change and click
//

wikEd.InactiveButtons = function () {

	// read only
	if (wikEd.readOnly === true) {
		return;
	}

	// undo
	if (wikEd.frameDocument.queryCommandEnabled('undo') === true ) {
		document.getElementById('wikEdUndo').className = 'wikEdButton';
		document.getElementById('wikEdUndoAll').className = 'wikEdButton';
	}
	else {
		document.getElementById('wikEdUndo').className = 'wikEdButtonInactive';
		document.getElementById('wikEdUndoAll').className = 'wikEdButtonInactive';
	}

	// redo
	if (wikEd.frameDocument.queryCommandEnabled('redo') === true ) {
		document.getElementById('wikEdRedo').className = 'wikEdButton';
	}
	else {
		document.getElementById('wikEdRedo').className = 'wikEdButtonInactive';
	}

	// redo all
	if (wikEd.lastVersion !== null) {
		document.getElementById('wikEdRedoAll').className = 'wikEdButton';
	}
	else {
		document.getElementById('wikEdRedoAll').className = 'wikEdButtonInactive';
	}
	return;
};


//
// wikEd.FixBasic: fix characters, spaces, empty lines, certain headings, needed for all fixing functions
//

wikEd.FixBasic = function (obj) {

	// preserve spaces and content in pre, syntaxhighlight, source, and nowiki
	obj.plain = obj.plain.replace(/(&lt;(syntaxhighlight|source|pre|nowiki)\b[^\/]*?&gt;)((.|\n)*?)(&lt;\/\2&gt;)/gi,
		function(p, p1, p2, p3, p4, p5) {
			p3 = p3.replace(/([\[\]{}=*#:;|&])/g, '\x00$1\x00');
			if (/^(syntaxhighlight|source|pre)$/i.test(p2) === true) {
				p3 = p3.replace(/ /g, '\x01');
				p3 = p3.replace(/\n/g, '\x02');
			}
			return p1 + p3 + p5;
		}
	);

	// non-breaking space character to normal space
	obj.plain = obj.plain.replace(/\xa0/g, ' ');

	// tab to space
	obj.plain = obj.plain.replace(/ *\t[ \t]*()/g, ' ');

	// remove trailing spaces
	obj.plain = obj.plain.replace(/([^\n])(\t| |&nbsp;)+(?=(\n|$))/g, '$1');

	// empty line before and after headings, spaces around word (lookahead), remove bold, italics, and extra =
	obj.plain = obj.plain.replace(/(^|\n)+(=+) *(.*?) *(=+)(?=(\n|$))/g,
		function(p, p1, p2, p3, p4) {
			p3 = p3.replace(/'{2,}/g, '');
			return '\n\n' + p2 + ' ' + p3 + ' ' + p2 + '\n\n';
		}
	);

	// uppercase well known headings
	var regExp = new RegExp('\\n=+ ' + wikEd.config.text['External links'] + '? =+\\n', 'gi');
	obj.plain = obj.plain.replace(regExp, '\n== ' + wikEd.config.text['External links'] + ' ==\n');
	regExp = new RegExp('\\n=+ ' + wikEd.config.text['See also'] + ' =+\\n', 'gi');
	obj.plain = obj.plain.replace(regExp, '\n== ' + wikEd.config.text['See also'] + ' ==\n');
	regExp = new RegExp('\\n=+ ' + wikEd.config.text.References + '? =+\\n', 'gi');
	obj.plain = obj.plain.replace(regExp, '\n== ' + wikEd.config.text.References + ' ==\n');

	// add space after * # : ; (list) spare  #{| and #REDIRECT
	obj.plain = obj.plain.replace(/(^|\n)#(REDIRECT)\b/gi, '$1\x03$2');
	obj.plain = obj.plain.replace(/(^|\n):+\{\|/g,
		function(p, p1) {
			p = p.replace(/:/g, '\x04');
			return p;
		}
	);
	obj.plain = obj.plain.replace(/(^|\n)([*#:;]+)(?![ \n*#:;\x00])/g, '$1$2 ');
	obj.plain = obj.plain.replace(/\x03/g, '#');
	obj.plain = obj.plain.replace(/\x04/g, ':');

	// add space after table markup {| |- |+ |
	obj.plain = obj.plain.replace(/(^|\n)([*#:;]*)(\{\||\|-|\|\+|\|(?!(\}|-|\+)))(?!( |\n|\x00|$))/g, '$1$2$3 ');

	// empty line before and after tables
	obj.plain = obj.plain.replace(/\n+(\{\|)/g, '\n\n$1');
	obj.plain = obj.plain.replace(/(\n\|\}([^\}]|$)) *(.*)[\n|$]+/g, '$1\n\n$3\n\n');

	// empty line before and after lists
	obj.plain = obj.plain.replace(/(^|\n)([^*#:;\n].*)(?=\n[*#:;])/g, '$1$2\n\n');
	obj.plain = obj.plain.replace(/(^|\n)([*#:;].*?)(?=\n[^*#:;\n])/g, '$1$2\n\n');

	// split into lines and change single lines, used to handle tables
	var lines = obj.plain.split('\n');
	obj.plain = '';
	var tableFlag = false;
	var preFlag = false;
	for (var i = 0; i < lines.length; i ++) {
		var line = lines[i];

		// line not starting with a blank
		if (/^ /.test(line) === false) {
			preFlag = false;

			// detect table
			if (/^(\{\||\!|\|[^}])/.test(line) === true) {
				tableFlag = true;
			}
			else if (/^\|\}/.test(line) === true) {
				tableFlag = false;
			}

			// changes only to be done in tables
			if (tableFlag === true) {

				// add spaces around ||
				line = line.replace(/ *\|\| *()/g, ' || ');
			}

			// changes not to be done in tables
			else {

				// empty line before and after images, Media links stay inline
				var regExp = new RegExp('^(\\[\\[(Image|File|' + wikEd.config.text['wikicode Image'] + '|' + wikEd.config.text['wikicode File'] + '):.*?\\]\\])', 'ig');
				line = line.replace(regExp, '\n$1');

				regExp = new RegExp('(\\[\\[(Image|File|' + wikEd.config.text['wikicode Image'] + '|' + wikEd.config.text['wikicode File'] + '):.*?(\\[\\[.*?\\]\\].*?)*\\]\\])$', 'ig');
				line = line.replace(regExp, '$1\n');

				// empty line before and after includes
				line = line.replace(/^(\{\{.*?\}\})$/g, '\n$1\n');
			}

		}

		// line starting with blank
		else {

			// detect preformatted blocks
			if (/^ +\S/.test(line) === true) {
				preFlag = true;
			}

			// add <br> to preformatted empty line
			if (preFlag === true) {
				line = line.replace(/^( +)$/g, '$1&lt;br&gt;');
			}
		}

		// concatenate the lines
		obj.plain += line;
		if (i < lines.length - 1) {
			obj.plain += '\n';
		}
	}

	// remove spaces in empty lines
	obj.plain = obj.plain.replace(/(^|\n)( |&nbsp;|\t)+(?=(\n|$))/g, '$1');

	// remove underscores in wikilinks
	obj.plain = obj.plain.replace(/\[\[(.*?)((\|.*?)|)\]\]/g,
		function(p, p1, p2, p3) {
			p1 = p1.replace(/_/g, ' ');
			return '[[' + p1 + p2 + ']]';
		}
	);

	// remove spaces in wikilinks, protect [[xxx| ]]
	obj.plain = obj.plain.replace(/\[\[ *([^\|\[\]]*?) *\| +\]\]/g, '[[$1|\x03]]');
	obj.plain = obj.plain.replace(/\[\[ *([^\|\[\]]*?) *\| *([^\[\][]*?) *\]\]/g, '[[$1|$2]]');
	obj.plain = obj.plain.replace(/\[\[ *([^\|\[\]]*) *\]\]/g, '[[$1]]');
	obj.plain = obj.plain.replace(/\x03/g, ' ');

	// remove spaces in external links
	obj.plain = obj.plain.replace(/\[ *(.*?) *\](?!\])/g, '[$1]');

	// no space around pipes before curly brackets
	obj.plain = obj.plain.replace(/ +\| +\}\}/g, '|}}');

	// no empty line between headings and includes
	obj.plain = obj.plain.replace(/\n(=+ .*? =+\n)\n+(\{\{.*?\}\})/g, '\n$1$2');

	// spaces in comments
	obj.plain = obj.plain.replace(/(&lt;!--) *((.|\n)*?) *(--&gt;)/g, '$1 $2 $4');

	// empty line before and after categories
	var regExp = new RegExp('( |\\n)*(\\[\\[(Category|' + wikEd.config.text['wikicode Category'] + ')\\s*:[^\\n]*?\\]\\])( |\\n)*', 'gi');
	obj.plain = obj.plain.replace(regExp, '\n\n$2\n\n');

	// categories not separated by empty lines (lookahead)
	regExp = new RegExp('(\\[\\[(Category|' + wikEd.config.text['wikicode Category'] + ')\\s*:[^\\n]*?\\]\\])\\n*(?=\\[\\[(Category|' + wikEd.config.text['wikicode Category'] + ')\\s*:[^\\n]*?\\]\\])', 'gi');
	obj.plain = obj.plain.replace(regExp, '$1\n');

	// single empty lines only
	obj.plain = obj.plain.replace(/\n{3,}/g, '\n\n');

	// remove leading and trailing newlines
	obj.plain = obj.plain.replace(/^\n+/, '');
	obj.plain = obj.plain.replace(/\n{2,}$/, '\n');

	// preserved markup and spaces
	obj.plain = obj.plain.replace(/\x00/g, '');
	obj.plain = obj.plain.replace(/\x01/g, ' ');
	obj.plain = obj.plain.replace(/\x02/g, '\n');

	return;
};


//
// wikEd.FixPunct: remove (or add) space before .,:;
//

wikEd.FixPunct = function (obj) {

	wikEd.FixBasic(obj);

	// protect punctuation in charents
	obj.plain = obj.plain.replace(/(&([a-zA-Z0-9]{2,10}|#[0-9]{2,7}))(;)/g, '$1\x00$3');

	// protect punctuation in URLs
	var regExp = new RegExp('((\\bhttps?://|\\bftp://|\\birc://|\\bgopher://|\\bnews:|\\bmailto:|\\bfile://|//)[!#%&()+,\\-./:;=?@~' + wikEd.letters + '_0-9]*)', 'g');
	obj.plain = obj.plain.replace(regExp,
		function(p, p1, p2) {
			p = p.replace(/([.,:;?!](?!$))/g, '\x00$1');
			return p;
		}
	);

	// protect punctuation in filenames
	regExp = new RegExp('([' + wikEd.letters + '_0-9\\-])([.,:;?!])(?=([a-zA-Z]{2,4})([\\s:;?!.,()\\[\\]{}|]|$))', 'g');
	obj.plain = obj.plain.replace(regExp, '$1\x00$2');

	// protect punctuation in article names
	obj.plain = obj.plain.replace(/(\[\[|\{\{)([^\]}|\n]*)/g,
		function(p, p1, p2) {
			p = p.replace(/([.,:;?!])/g, '\x00$1');
			return p;
		}
	);

	// protect punctuation in single letter abbreviations (e.g. U.S.) (language specific behaviour)
	regExp = new RegExp('(^|[\\s\'"”\\[{(])([' + wikEd.letters + '][.,:;]){2,}', 'g');
	obj.plain = obj.plain.replace(regExp,
		function(p) {
			p = p.replace(/([.,:;])/g, '\x00$1');
			return p;
		}
	);

	// preserve double spaces after dot
	obj.plain = obj.plain.replace(/([.!?]) {2}(?=\S)/g, '$1\x01\x01');

	// remove spaces before punctuation
	if (wikEd.config.fixPunctFrench === true) {
		obj.plain = obj.plain.replace(/(«) *()/g, '$1 ');
		obj.plain = obj.plain.replace(/ *(»)/g, ' $1');

		regExp = new RegExp('([' + wikEd.letters + '_0-9\'"”\\]})]) *([.,])(?=(['+ wikEd.letters + '_0-9\'"”\\[{(\\s\\x01]|$))', 'g');
		obj.plain = obj.plain.replace(regExp, '$1$2 ');

		regExp = new RegExp('([' + wikEd.letters + '_0-9\'"”\\]})]) *([:;?!])', 'g');
		obj.plain = obj.plain.replace(regExp, '$1 $2 ');
	}
	else {
		regExp = new RegExp('([' + wikEd.letters + '_0-9\'"”\\]})]) *([.,:;])(?=([' + wikEd.letters + '_0-9\'"”\\[{(\\s\\x01]|$))', 'g');
		obj.plain = obj.plain.replace(regExp, '$1$2 ');
	}

	obj.plain = obj.plain.replace(/\x00/g, '');
	obj.plain = obj.plain.replace(/ +$/g, '');
	obj.plain = obj.plain.replace(/ +\n/g, '\n');

	// multiple spaces
	obj.plain = obj.plain.replace(/ {2,}/g, ' ');
	obj.plain = obj.plain.replace(/ (?=\x01)/g, '');
	obj.plain = obj.plain.replace(/\x01/g, ' ');

	return;
};


//
// wikEd.FixUnicode: fix unicode character representations
//

wikEd.FixUnicode = function (obj) {

	obj.plain = obj.plain.replace(/&amp;#0*160;|&amp;#x0*a0;/gi, '&amp;nbsp;');
	obj.plain = obj.plain.replace(/&amp;#0*32;|&amp;#x0*20;/gi, ' ');

	// replace supported chars: change decimal, hex, and character entities into actual char
	for (var i = 0; i < wikEd.supportedChars.length; i ++) {
		var replaceChar = String.fromCharCode(parseInt(wikEd.supportedChars[i][0], 16));

		// decimal representation
		var regExpStr = '&amp;#0*' + parseInt(wikEd.supportedChars[i][0], 16) + ';|';

		// hex representation
		regExpStr += '&amp;#x0*' + wikEd.supportedChars[i][0] + ';';

		// case insensitive replace
		var regExp = new RegExp(regExpStr, 'gi');
		obj.plain = obj.plain.replace(regExp, replaceChar);

		// character entity representation
		regExpStr = '&amp;' + wikEd.supportedChars[i][1] + ';';

		// case sensitive replace
		var regExp = new RegExp(regExpStr, 'g');
		obj.plain = obj.plain.replace(regExp, replaceChar);
	}

	// replace unsupported chars in IE6: change decimal, hex, and chars into character entities
	for (var i = 0; i < wikEd.problemChars.length; i ++) {
		var replaceChar = '&amp;' + wikEd.problemChars[i][1] + ';';

		// decimal representation
		var regExpStr = '&amp;#0*' + parseInt(wikEd.problemChars[i][0], 16) + ';|';

		// hex representation
		regExpStr += '&amp;#x0*' + wikEd.problemChars[i][0] + ';';

		// case insensitive replace
		var regExp = new RegExp(regExpStr, 'gi');
		obj.plain = obj.plain.replace(regExp, replaceChar);

		// actual character representation
		regExpStr = '\\u' + wikEd.problemChars[i][0];

		// case sensitive replace
		var regExp = new RegExp(regExpStr, 'g');
		obj.plain = obj.plain.replace(regExp, replaceChar);
	}

	// replace special chars (spaces and invisible characters): change decimal, hex, and chars into character entities
	for (var i = 0; i < wikEd.specialChars.length; i ++) {
		var replaceChar = '&amp;' + wikEd.specialChars[i][1] + ';';

		// decimal representation
		var regExpStr = '&amp;#0*' + parseInt(wikEd.specialChars[i][0], 16) + ';|';

		// hex representation
		regExpStr += '&amp;#x0*' + wikEd.specialChars[i][0] + ';';

		// case insensitive replace
		var regExp = new RegExp(regExpStr, 'gi');
		obj.plain = obj.plain.replace(regExp, replaceChar);

		// actual character representation
		regExpStr = '\\u' + wikEd.specialChars[i][0];

		// case sensitive replace
		var regExp = new RegExp(regExpStr, 'g');
		obj.plain = obj.plain.replace(regExp, replaceChar);
	}

	// unicode line separator and paragraph separator
	obj.plain = obj.plain.replace(/\u2028/g, '\n');
	obj.plain = obj.plain.replace(/\u2029/g, '\n\n');

	return;
};


//
// wikEd.LinkInfoCall: get link infos (redirects, redlinks) using AJAX API call
//

wikEd.LinkInfoCall = function (obj, handler) {

	// check if api is enabled
	if ( (wikEd.scriptURL === '') ) {
		return;
	}

	// set default handlers
	var externalHandler = null;
	if (handler === undefined) {
		handler = wikEd.LinkInfoHandler;
		externalHandler = wikEd.ExternalLinkInfoHandler;
	}

	// get links and external file links
	var links = '';
	var externalLinks = '';

	// detect external files
	var regExpFile = new RegExp('^(Image|File|Media|' + wikEd.config.text['wikicode Image'] + '|' + wikEd.config.text['wikicode File'] + '|' + wikEd.config.text['wikicode Media'] + '):', 'i');

	// parse links from provided text
	if (obj !== undefined) {

		//                1 [[    2  2   3                34   #            4 5     6    6  5  ]] 1 7 {{    8  8   9                910  #            1011    12   12 11 }} 7
		var regExpLink = /(\[\[\s*(:?)\s*([^\n#<>\[\]{}|]+)(\s*#[^\n\[\]|]*?)?(\s*\|(.|\n)*?)?\]\])|(\{\{\s*(:?)\s*([^\n#<>\[\]{}|]+)(\s*#[^\n\[\]|]*?)?(\s*\|(.|\n)*?)?\}\})/g;
		var regExpMatch ;
		while ( (regExpMatch = regExpLink.exec(obj.plain)) !== null) {
			var link = wikEd.CleanLink(regExpMatch[3] || regExpMatch[9]);
			if (links !== '') {
				links += '|';
			}
			links += link;

			// collect external file links
			if (regExpFile.test(link) === true) {
				if (externalLinks !== '') {
					externalLinks += '|';
				}
				externalLinks += link.replace(regExpFile, 'File:');
			}
		}
	}

	// get links from link info data structure
	else {
		for (var link in wikEd.linkInfo) {
			if ( (Object.prototype.hasOwnProperty.call(wikEd.linkInfo, link) === true) && (wikEd.linkInfo[link].update === true) ) {
				if (links !== '') {
					links += '|';
				}
				links += link;

				// collect external file links
				if (regExpFile.test(link) === true) {
					if (externalLinks !== '') {
						externalLinks += '|';
					}
					externalLinks += link.replace(regExpFile, 'File:');
				}
			}
		}
	}

	// prepare Ajax request
	var postFields = {};
	postFields['redirects'] = 'true';
	postFields['format'] = 'xml';
	postFields['action'] = 'query';
	if (wikEd.starttime !== null) {
		postFields['wpStarttime'] = wikEd.starttime;
	}
	if (wikEd.edittime !== null) {
		postFields['wpEdittime'] = wikEd.edittime;
	}
	if (wikEd.editToken !== null) {
		postFields['wpEditToken'] = wikEd.editToken;
	}
	if (wikEd.autoSummary !== null) {
		postFields['wpAutoSummary'] = wikEd.autoSummary;
	}

	// prepare link request
	if (links !== '') {
		postFields['titles'] = links;
		var requestUrl = wikEd.scriptURL + 'api.php';

		// make the ajax request
		wikEd.AjaxRequest('POST', requestUrl, postFields, 'text/plain', handler);
	}

	// prepare external file request to Commons
	if ( (externalHandler !== null) && (externalLinks !== '') && (wikEd.useExternalApi === true) && (wikEd.config.externalApiUrl !== '') ) {
		postFields['titles'] = externalLinks;
		var requestUrl = wikEd.config.externalApiUrl;

		// make the ajax request
		wikEd.AjaxRequest('POST', requestUrl, postFields, 'text/plain', externalHandler, true);
	}

	return;
};


//
// wikEd.ExternalLinkInfoHandler: parse external file link infos from AJAX call for redirect fixing and redlinking
//

wikEd.ExternalLinkInfoHandler = function (ajax) {

	wikEd.LinkInfoHandler(ajax, true);
	return;
};


//
// wikEd.LinkInfoHandler: parse link infos from AJAX call for redirect fixing and redlinking
//   see https://en.mediawikia.org/w/api.php
//

wikEd.LinkInfoHandler = function (ajax, external) {

	// WED('ajax.responseText', ajax.responseText.replace(/></g, '>\n<'));

	// get response <query>
	var regExpMatchQuery = ajax.responseText.match(/<api>(.|\n)*?<query>\s*((.|\n)*?)\s*<\/query>(.|\n)*?<\/api>/);
	if (regExpMatchQuery === null) {
		return;
	}
	var query = regExpMatchQuery[2];

	// <normalized>
	var normalized = '';
	var regExpMatchNormalized = query.match(/<normalized>\s*((.|\n)*?)\s*<\/normalized>/);
	if (regExpMatchNormalized !== null) {
		normalized = regExpMatchNormalized[1];
	}

	// <interwiki>
	var interwiki = '';
	var regExpMatchInterwiki = query.match(/<interwiki>\s*((.|\n)*?)\s*<\/interwiki>/);
	if (regExpMatchInterwiki !== null) {
		interwiki = regExpMatchInterwiki[1];
	}

	// <redirects>
	var redirects = '';
	var regExpMatchRedirects = query.match(/<redirects>\s*((.|\n)*?)\s*<\/redirects>/);
	if (regExpMatchRedirects !== null) {
		redirects = regExpMatchRedirects[1];
	}

	// <pages>
	var pages = '';
	var regExpMatchPages = query.match(/<pages>\s*((.|\n)*?)\s*<\/pages>/);
	if (regExpMatchPages !== null) {
		pages = regExpMatchPages[1];
	}

	// standard links or external file links
	var linkInfo;
	if (external === true) {
		linkInfo = wikEd.externalLinkInfo;
	}
	else {
		linkInfo = wikEd.linkInfo;
	}

	// parse redirects and normalized, type: n or r
	var regExpRedirNorm = /<(r|n)\b[^>]*?\bfrom="([^">]*)"[^>]*?\bto="([^"]*)"[^>]*?>/g;
	var regExpMatchRedirNorm ;
	while ( (regExpMatchRedirNorm  = regExpRedirNorm.exec(redirects + normalized) ) !== null) {
		var link = regExpMatchRedirNorm[2];
		link = link.replace(/&quot;/g, '"');
		link = link.replace(/&#039;/g, '\'');
		link = link.replace(/&amp;/g, '&');
		var to = regExpMatchRedirNorm[3];
		to = to.replace(/&quot;/g, '"');
		to = to.replace(/&#039;/g, '\'');
		to = to.replace(/&amp;/g, '&');
		linkInfo[link] = {
			update: false,
			updated: true,
			type: regExpMatchRedirNorm[1],
			missing: false,
			redirect: (regExpMatchRedirNorm[1] == 'r'),
			to: to
		};
	}

	// parse pages and interwiki, type: page, i
	var regExpPageInter = /<(page|i)\b([^>]*?\btitle="([^">]*)"[^>]*)>/g;
	var regExpMatchPageInter;
	while ( (regExpMatchPageInter = regExpPageInter.exec(pages + interwiki) ) !== null) {
		var link = regExpMatchPageInter[3];
		link = link.replace(/&quot;/g, '"');
		link = link.replace(/&#039;/g, '\'');
		link = link.replace(/&amp;/g, '&');
		linkInfo[link] = {
			update: false,
			updated: true,
			type: regExpMatchPageInter[1],
			redirect: false,

			// also: special, invalid
			missing: /\bmissing="([^"]*)"/.test(regExpMatchPageInter[2])
		};
	}

	// find target by recursing through chained normalizations and redirects
	for (var link in linkInfo) {
		if ( (Object.prototype.hasOwnProperty.call(linkInfo, link) === true) && (linkInfo[link].updated === true) ) {
			var target = wikEd.ResolveRedirects(linkInfo, link);
			linkInfo[link].target = target;
			linkInfo[link].missing = linkInfo[target].missing;

			// normalizations are also redirects when pointing to a redirect
			if ( (linkInfo[link].type == 'n') && (linkInfo.hasOwnProperty(linkInfo[link].to) === true) && (linkInfo[ linkInfo[link].to ].type == 'r') ) {
				linkInfo[link].redirect = true;
			}
		}
	}

	// add redirect info and redlink highlighting to existing links
	wikEd.LinkifyLinks();

	return;
};


//
// wikEd.ResolveRedirects: recursively follow redirects when parsing API response in wikEd.LinkInfoCall handler
//

wikEd.ResolveRedirects = function (linkInfo, link) {

	if ( (Object.prototype.hasOwnProperty.call(linkInfo, link) === true) && (linkInfo[link].updated === true) ) {
		if (linkInfo[link].hasOwnProperty('to') === true) {
			link = wikEd.ResolveRedirects(linkInfo, linkInfo[link].to);
		}
	}
	return link;
};


//
// wikEd.ScanPreviewRedlinks: scan article preview section for redlinks
//

wikEd.ScanPreviewRedlinks = function () {

	// check all link tags in preview and cat links section
	var linkTags = [];
	var i = 0;
	if (wikEd.wikiPreview !== null) {
		linkTags.push(wikEd.wikiPreview.getElementsByTagName('a'));
	}
	if (wikEd.catLinks !== null) {
		linkTags.push(wikEd.catLinks.getElementsByTagName('a'));
	}

	// cycle through links
	var regExpQuery = new RegExp(wikEd.wikiGlobals.wgServer + wikEd.wikiGlobals.wgScriptPath + '/index.php\\?(.*?)(#|$)');
	for (var i = 0; i < linkTags.length; i ++) {
		for (var j = 0; j < linkTags[i].length; j ++) {
			var tag = linkTags[i][j];
			var href = tag.href;
			if (href !== null) {

				// get query string
				var regExpMatchQuery = regExpQuery.exec(href);
				if (regExpMatchQuery !== null) {
					var query = regExpMatchQuery[1];

					// get title
					var regExpMatchTitle = query.match(/(^|&)title=(.+?)(&|$)/);
					if (regExpMatchTitle !== null) {
						var title = regExpMatchTitle[2];
						var link = '';

						// files
						if ( (title == 'Special:Upload') && (/\bnew\b/.test(tag.className) === true) ) {
							link = tag.innerHTML;
						}

						// links, templates, categories
						else if (/(^|&)redlink=(.*?)(&|$)/.test(query) === true) {
							link = title;
							link = link.replace(/_/g, ' ');
							link = decodeURIComponent(link);
						}

						// save redlink status in link info; get API info later anyway
						if (link !== '') {
							wikEd.linkInfo[link] = {
								update: true,
								updated: true,
								type: 'preview',
								redirect: false,
								missing: true
							};
						}
					}
				}
			}
		}
	}
	return;
};


//
// wikEd.FixRedirectReplace: replace redirects using linkInfo data
//

wikEd.FixRedirectReplace = function (obj) {

	//                1 2[[ 2   3  3   4                45   #            5 6    |78    8  76 9 ]] 91,01{{  1   2  2   3                34   #            4 5    |67    7  65 8 }} 80
	var regExpLink = /((\[\[)\s*(:?)\s*([^\n#<>\[\]{}|]+)(\s*#[^\n\[\]|]*?)?(\s*\|((.|\n)*?))?(\]\]))|((\{\{)\s*(:?)\s*([^\n#<>\[\]{}|]+)(\s*#[^\n\[\]|]*?)?(\s*\|((.|\n)*?))?(\}\}))/g;

	obj.plain = obj.plain.replace(regExpLink,
		function(p, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13, p14, p15, p16, p17, p18) {
			var tag = p1 || p10;
			var openTag = p2 || p11;
			var prefix = p3 || p12;
			var article = p4 || p13;
			var fragmentId = p5 || p14;
			var linkText = p7 || p16;
			var closeTag = p9 || p18;

			var link = wikEd.CleanLink(article);
			if ( (Object.prototype.hasOwnProperty.call(wikEd.linkInfo, link) === true) && (wikEd.linkInfo[link].redirect === true) ) {
				var target = wikEd.linkInfo[link].target;

				// lowercase link target if link text starts with lowercase (main space only)
				if (wikEd.config.articlesCaseSensitive === false) {
					if (/:/.test(target) !== true) {
						if (article.charAt(0).toLowerCase() == article.charAt(0)) {
							target = target.charAt(0).toLowerCase() + target.substr(1);
						}
					}
				}

				// remove link text if identical to new target
				if (openTag == '[[') {
					if (linkText !== '') {
						if (linkText.replace(/_/g, ' ') == target) {
							linkText = '';
						}
					}

					// keep replaced link as link text
					else if (linkText === '') {
						if (target != article) {
							linkText = article;
						}
					}
				}

				// return fixed link
				var wikiLink = openTag + prefix + target + fragmentId;
				if (linkText !== '') {
					wikiLink += '|' + linkText;
				}
				wikiLink += closeTag;
				return wikiLink;
			}
			return tag;
		}
	);
	return;
};


//
// wikEd.FixMath: math character fixer, originally from User:Omegatron
//

wikEd.FixMath = function (obj) {

	wikEd.FixBasic(obj);

	// change only outside <math> </math> wikicode
	obj.plain = obj.plain.replace(/(.*?)((&lt;math(\b.*?)&gt;.*?&lt;\/math&gt;)|$)/gi,
		function(p, p1, p2) {

			// convert html entities into actual dash characters
			p1 = p1.replace(/&plus;/g, '+');
			p1 = p1.replace(/&minus;/g, '\u2212');
			p1 = p1.replace(/&middot;/g, '·');

			// convert dash next to a number into a minus sign character
			var regExp = new RegExp('([^' + wikEd.letters + '_0-9,{])-(\\d)', 'g');
			p1 = p1.replace(regExp, '$1\u2212$2');

			// changes 2x3 to 2×3
			p1 = p1.replace(/(\d *)x( *\d)/g, '$1\xd7$2');

			// changes 10^3 to 10<sup>3</sup>
			p1 = p1.replace(/(\d*\.?\d+)\^(\u2212?\d+\.?\d*)/g, '$1&lt;sup&gt;$2&lt;/sup&gt;');

			// change x^3 to x<sup>3</sup>
			var regExp = new RegExp('([' + wikEd.letters + '_0-9])\\^(\\u2212?\\d+\\.?\\d*) ', 'g');
			p1 = p1.replace(regExp, '$1&lt;sup&gt;$2&lt;/sup&gt;');

			// change +/- to ±
			p1 = p1.replace(/( |\d)\+\/(-|\u2212)( |\d)/g, '$1\xb1$3');

			// htmlize single char superscripts
			p1 = p1.replace(/(\xb9|&sup1;)/g, '&lt;sup&gt;1&lt;/sup&gt;');
			p1 = p1.replace(/(\xb2|&sup2;)/g, '&lt;sup&gt;2&lt;/sup&gt;');
			p1 = p1.replace(/(\xb3|&sup3;)/g, '&lt;sup&gt;3&lt;/sup&gt;');

			return p1 + p2;
		}
	);
	return;
};


//
// wikEd.FixChem: fix chemical formulas
//

wikEd.FixChem = function (obj) {

	wikEd.FixBasic(obj);

	var realElements = 'H|He|Li|Be|B|C|N|O|F|Ne|Na|Mg|Al|Si|P|S|Cl|Ar|K|Ca|Sc|Ti|V|Cr|Mn|Fe|Co|Ni|Cu|Zn|Ga|Ge|As|Se|Br|Kr|Rb|Sr|Y|Zr|Nb|Mo|Tc|Ru|Rh|Pd|Ag|Cd|In|Sn|Sb|Te|I|Xe|Cs|Ba|Hf|Ta|W|Re|Os|Ir|Pt|Au|Hg|Tl|Pb|Bi|Po|At|Rn|Fr|Ra|Rf|Db|Sg|Bh|Hs|Mt|Ds|Rg|La|Ce|Pr|Nd|Pm|Sm|Eu|Gd|Tb|Dy|Ho|Er|Tm|Yb|Lu|Ac|Th|Pa|U|Np|Pu|Am|Cm|Bk|Cf|Es|Fm|Md|No|Lr';
	var pseudoElements = '|Me|Et|Pr|Bu|e';

	// fix common typos
	obj.plain = obj.plain.replace(/\bh2o\b/g, 'H2O');
	obj.plain = obj.plain.replace(/\bh3o+/g, 'H3O+');
	obj.plain = obj.plain.replace(/\boh-/g, 'OH-');

	// uppercase lowercased elements
	var regExp = new RegExp('(^|[^a-zA-Z])(' + realElements.toLowerCase() + pseudoElements.toLowerCase() + ')([^a-zA-Z]|$)', 'g');
	obj.plain = obj.plain.replace(regExp,
		function(p, p1, p2, p3) {
			if (p2 != 'e') {
				p2 = p2.charAt(0).toUpperCase() + p2.substr(1).toLowerCase();
			}
			return p1 + p2 + p3;
		}
	);

	// fix superscripts
	obj.plain = obj.plain.replace(/&plus;/g, '+');
	obj.plain = obj.plain.replace(/&minus;/g, '\u2212');
	obj.plain = obj.plain.replace(/&middot;/g, '·');
	regExp = new RegExp('(' + realElements + pseudoElements + '|\\))(\\d*(\\+|-|\\u2212))', 'g');
	obj.plain = obj.plain.replace(regExp,
		function(p, p1, p2, p3) {
			p2 = p2.replace(/-/g, '\u2212');
			return p1 + '&lt;sup&gt;' + p2 + '&lt;/sup&gt;';
		}
	);

	// fix indices
	regExp = new RegExp('(' + realElements + pseudoElements + '|\\))(\\d+)', 'g');
	obj.plain = obj.plain.replace(regExp, '$1&lt;sub&gt;$2&lt;/sub&gt;');

	// fix prefixes
	regExp = new RegExp('(\\d+) *(\\(|' + realElements + pseudoElements + ')', 'g');
	obj.plain = obj.plain.replace(regExp, '$1$2');

	// fix arrows
	obj.plain = obj.plain.replace(/ *-+&gt; *()/g, ' \u2192 ');
	obj.plain = obj.plain.replace(/ *&lt;-+ *()/g, ' \u2190 ');

	// &hdarr; and "leftwards harpoon over rightwards harpoon" not supported in IE6
	// obj.plain = obj.plain.replace(/ *(&lt;=+&gt;|&hdarr;|&harr;|\u2190 *\u2192) *()/g, ' \u21cc ');
	obj.plain = obj.plain.replace(/ *(&lt;==+&gt;|&hdarr;|&harr;|\u21cc|\u2190 *\u2192) *()/g, ' <=> ');

	// fix -
	var regExp = new RegExp('([' + wikEd.letters + '_0-9]|\\)|&gt;) +(-|\\u2212) +([' + wikEd.letters + '_0-9]|\\()', 'g');
	obj.plain = obj.plain.replace(regExp, '$1 \u2212 $3');

	return;
};


//
// wikEd.FixUnits: unit formatter
//

wikEd.FixUnits = function (obj) {

	wikEd.FixBasic(obj);

	// convert into actual characters
	obj.plain = obj.plain.replace(/&amp;deg;|&amp;#00b0;/g, '°');
	obj.plain = obj.plain.replace(/&amp;#00b5;|&amp;mu;|&amp;micro;/g, 'µ');
	obj.plain = obj.plain.replace(/&amp;Omega;|&amp;#8486;/g, '\u03a9');

	// add space before units, remove space around /, and use abreviations
	var regExp = new RegExp('( */ *|\\d *)(Y|yotta|Z|zetta|E|exa|P|peta|T|tera|G|giga|M|mega|k|kilo|K|h|hecto|da|deca|d|deci|c|centi|m|mill?i|micro|u|µ|n|nano|p|pico|f|femto|a|atto|z|zepto|y|yocto|mibi|mebi|)(gramm?s?|g|metres?|meters?|m|amperes?|Amperes?|amps?|Amps?|A|Angstroms?|Angströms?|Å|Kelvins?|kelvins?|K|moles?|Moles?|mol|candelas?|cd|rad|Ci|sr|Hert?z|hert?z|Hz|newtons?|Newtons?|N|Joules?|joules?|J|watts?|Watts?|W|pascals?|Pascals?|Pa|lm|lx|C|volts?|Volts?|V|O|Farads?|F|Wb|T|H|S|bequerels?|Bequerels?|Bq|Gy|Sv|kat|centigrades?|°C|decibels?|db|dB|M|ohms?|Ohms?|\\u03a9|sec|seconds?|s|minutes?|min|hour?|h|bits?|Bits?|bit|bytes?|Bytes?|B|bps|Bps)(?=[^' + wikEd.letters + '_0-9]|$)', 'g');
	obj.plain = obj.plain.replace(regExp,
		function(p, p1, p2, p3) {

			p1 = p1.replace(/ *\/ *()/g, '/');
			p1 = p1.replace(/(\d) *()/g, '$1 ');

			p2 = p2.replace(/yotta/g, 'Y');
			p2 = p2.replace(/zetta/g, 'Z');
			p2 = p2.replace(/exa/g, 'E');
			p2 = p2.replace(/peta/g, 'P');
			p2 = p2.replace(/tera/g, 'T');
			p2 = p2.replace(/giga/g, 'G');
			p2 = p2.replace(/mega/g, 'M');
			p2 = p2.replace(/kilo/g, 'k');
			p2 = p2.replace(/K/g, 'k');
			p2 = p2.replace(/hecto/g, 'h');
			p2 = p2.replace(/deca/g, 'da');
			p2 = p2.replace(/deci/g, 'd');
			p2 = p2.replace(/centi/g, 'c');
			p2 = p2.replace(/mill?i/g, 'm');
			p2 = p2.replace(/micro|u/g, 'µ');
			p2 = p2.replace(/nano/g, 'n');
			p2 = p2.replace(/pico/g, 'p');
			p2 = p2.replace(/femto/g, 'f');
			p2 = p2.replace(/atto/g, 'a');
			p2 = p2.replace(/zepto/g, 'z');
			p2 = p2.replace(/yocto/g, 'y');
			p2 = p2.replace(/mibi/g, 'mebi');

			p3 = p3.replace(/gramm?s?/g, 'g');
			p3 = p3.replace(/metres?|meters?/g, 'm');
			p3 = p3.replace(/amperes?|Amperes?|amps?|Amps?/g, 'A');
			p3 = p3.replace(/Angstroms?|Angströms?/g, 'Å');
			p3 = p3.replace(/Kelvins?|kelvins?/g, 'K');
			p3 = p3.replace(/moles?|Moles?/g, 'mol');
			p3 = p3.replace(/candelas?/g, 'cd');
			p3 = p3.replace(/Hert?z|hert?z/g, 'Hz');
			p3 = p3.replace(/newtons?|Newtons?/g, 'N');
			p3 = p3.replace(/Joules?|joules?/g, 'J');
			p3 = p3.replace(/watts?|Watts?/g, 'W');
			p3 = p3.replace(/pascals?|Pascals?/g, 'Pa');
			p3 = p3.replace(/volts?|Volts?/g, 'V');
			p3 = p3.replace(/ohms?|Ohms?/g, '\u03a9');
			p3 = p3.replace(/bequerels?|Bequerels?/g, 'Bq');
			p3 = p3.replace(/Farads?/g, 'F');
			p3 = p3.replace(/bits?|Bits?/g, 'bit');
			p3 = p3.replace(/bytes?|Bytes?/g, 'B');
			p3 = p3.replace(/sec|seconds?/g, 's');
			p3 = p3.replace(/minutes?/g, 'min');
			p3 = p3.replace(/hours?/g, 'h');
			p3 = p3.replace(/sec|seconds?/g, 's');
			p3 = p3.replace(/bps/g, 'bit/s');
			p3 = p3.replace(/Bps/g, 'B/s');

			return p1 + p2 + p3;
		}
	);

	// fix prefix casing
	var regExp = new RegExp(' K(bit/s|B/s)([^' + wikEd.letters + '_0-9]|$)', 'g');
	obj.plain = obj.plain.replace(regExp, ' k$1$2');

	var regExp = new RegExp(' m(bit/s|B/s)([^' + wikEd.letters + '_0-9]|$)', 'g');
	obj.plain = obj.plain.replace(regExp, ' M$1$2');

	var regExp = new RegExp(' g(bit/s|B/s)([^' + wikEd.letters + '_0-9]|$)', 'g');
	obj.plain = obj.plain.replace(regExp, ' G$1$2');

	var regExp = new RegExp(' t(bit/s|B/s)([^' + wikEd.letters + '_0-9]|$)', 'g');
	obj.plain = obj.plain.replace(regExp, ' T$1$2');

	var regExp = new RegExp(' e(bit/s|B/s)([^' + wikEd.letters + '_0-9]|$)', 'g');
	obj.plain = obj.plain.replace(regExp, ' E$1$2');

	return;
};


//
// wikEd.FixDashes: fixes dashes and minus signs
//

wikEd.FixDashes = function (obj) {

	wikEd.FixBasic(obj);

	// convert html character entities into actual dash characters
	obj.plain = obj.plain.replace(/&amp;mdash;/g, '—');
	obj.plain = obj.plain.replace(/&amp;ndash;/g, '–');
	obj.plain = obj.plain.replace(/&amp;minus;/g, '\u2212');

	// remove spaces around em dashes
	var regExp = new RegExp('([' + wikEd.letters + '_0-9\'"”\\]})])( |&amp;nbsp;)*—( |&amp;nbsp;)*([' + wikEd.letters + '_0-9\'"“\\[{(])', 'g');
	obj.plain = obj.plain.replace(regExp, '$1—$4');

	// convert -- to em dashes
	var regExp = new RegExp('([' + wikEd.letters + '_0-9\'"”\\]})])( |&amp;nbsp;)*--( |&amp;nbsp;)*([' + wikEd.letters + '_0-9\'"“\\[{(])', 'g');
	obj.plain = obj.plain.replace(regExp, '$1—$4');

	// convert hyphen next to lone number into a minus sign character
	var regExp = new RegExp('([' + wikEd.letters + '_0-9\'"”\\]>] ) *(\\u2212|–)(\\d)', 'g');
	obj.plain = obj.plain.replace(regExp, '$1\u2212$3');

	// convert minus or en dashes to dashes with spaces
	var regExp = new RegExp('([' + wikEd.letters + '_0-9\'"”\\]}])( |&amp;nbsp;)*(\\u2212|–)( |&amp;nbsp;)*([' + wikEd.letters + '_0-9\'"“\\[{])', 'g');
	obj.plain = obj.plain.replace(regExp, '$1 – $5');

	// convert dashes to en dashes in dates
	obj.plain = obj.plain.replace(/(^|[ \(\|])(\d\d(\d\d)?)(\u2212|-|–)(\d\d)(\u2212|-|–)(\d\d(\d\d)?)([ \)\}\|,.;—]|$)/gm, '$1$2–$5–$7$9');

	return;
};


//
// wikEd.FixHTML: fix html to wikicode
//

wikEd.FixHTML = function (obj) {

	wikEd.FixBasic(obj);

	// get html from plain, keep leading spaces, \n to <br>
	obj.html = obj.plain;
	obj.html = obj.html.replace(/(^|\n) +/g,
		function(p, p1) {
			p = p.replace(/ /g, '\xa0');
			return p;
		}
	);
	obj.html = obj.html.replace(/\n/g, '<br>');

	// preserve double spaces after dot
	obj.html = obj.html.replace(/([.!?]) {2}(?=\S)/g, '$1\xa0\xa0');

	// remove syntax highlighting
	wikEd.RemoveHighlighting(obj);

	// keep <br> in preformatted lines
	obj.html = obj.html.replace(/(^|<br>)( |\xa0).*?(?=<br>)/g,
		function(p, p1, p2) {
			p = p.replace(/&lt;(br\b.*?)&gt;/g, '\x00$1\x01');
			return p;
		}
	);

	// keep <br> in blockquote
	obj.html = obj.html.replace(/(&lt;blockquote\b.*?&gt;)([\S\s]*?)(&lt;\/blockquote&gt;)/gi,
		function(p, p1, p2, p3) {
			p2 = p2.replace(/&lt;(br\b.*?)&gt;<br\b[^>]*>/g, '\x00$1\x01\n');
			return p1 + p2 + p3;
		}
	);

	// keep <br> in tables (and certain templates!?)
	obj.html = obj.html.replace(/(<br\b[^>]*>\|)([^\}][\S\s]*?)(?=<br\b[^>]*>\|)/gi,
		function(p, p1, p2) {
			p2 = p2.replace(/&lt;(br\b.*?)&gt;/g, '\x00$1\x01');
			return p1 + p2;
		}
	);

	// detect outermost template tags
	var depth = 0;
	obj.html = obj.html.replace(/((\{\{)|\}\})/g,
		function(p, p1, p2) {
			p2 = p2 || '';
			if (p2 !== '') {
				depth ++;
				if (depth == 1) {
					return '<!--wikEdOuterTemplateStart-->' + p1;
				}
				return p1;
			}
			depth --;
			if (depth === 0) {
				return p1 + '<!--wikEdOuterTemplateEnd-->';
			}
			return p1;
		}
	);

	// keep <br> in templates
	obj.html = obj.html.replace(/<!--wikEdOuterTemplateStart-->([\S\s]*?)<!--wikEdOuterTemplateEnd-->/g,
		function(p, p1) {
			return p1.replace(/&lt;(br\b.*?)&gt;/g, '\x00$1\x01');
		}
	);

	// detect outermost table tags
	var depth = 0;
	obj.html = obj.html.replace(/(((^|<br\b[^>]*>)\{\|)|<br\b[^>]*>\|\})/g,
		function(p, p1, p2, p3) {
			if (p2 !== '') {
				depth ++;
				if (depth == 1) {
					return '<!--wikEdOuterTableStart-->' + p1;
				}
				return p1;
			}
			depth --;
			if (depth === 0) {
				return p1 + '<!--wikEdOuterTableEnd-->';
			}
			return p1;
		}
	);

	// keep <br> in tables
	obj.html = obj.html.replace(/<!--wikEdOuterTableStart-->([\S\s]*?)<!--wikEdOuterTableEnd-->/g,
		function(p, p1) {
			return p1.replace(/&lt;(br\b.*?)&gt;/g, '\x00$1\x01');
		}
	);

	// turn visible html code into real html, exclude comments
	obj.html = obj.html.replace(/&lt;(\/?\w.*?)&gt;/g, '<$1>');

	// restore valid <br>s
	obj.html = obj.html.replace(/\x00(.*?)\x01/g, '&lt;$1&gt;');

	// wikify, keep user added attribute
	wikEd.WikifyHTML(obj, true);

	// turn real html into visible html code
	obj.html = obj.html.replace(/<br\b[^>]*>\s*?\n/g, '\n');
	obj.html = obj.html.replace(/<br\b[^>]*>/g, '\n');
	obj.html = obj.html.replace(/</g, '&lt;');
	obj.html = obj.html.replace(/>/g, '&gt;');

	obj.plain = obj.html;
	return;
};


//
// wikEd.FixCaps: fix capitalizing of lists, linklists, images, headings
//

wikEd.FixCaps = function (obj) {

	wikEd.FixBasic(obj);

	// uppercase lists, also uppercases cat parameter names
	//                        (( listcode  )         (wcode|char-ent|tag    |category         |digit|      non-word            ) )( word                rest)
	var regExp = new RegExp('^((\\||[*#:;]+)[\\s\'"]*(\'+|&amp;\\w+;|&lt;.*?&gt;|\\{\\{.*?\\}\\}.*|\\d|[^' + wikEd.letters + '_0-9])*)([' + wikEd.letters + '].*)$', 'gm');
	obj.plain = obj.plain.replace(regExp,
		function(p, p1, p2, p3, p4) {
			p4 = p4 || '';
			if (/^(https?|ftp|alpha|beta|gamma|delta|epsilon|kappa|lambda|$)/.test(p4) === false) {

				// spaces cannot be added to p1 in above regExp !?
				p4 = p4.replace(/^(\s*)(.*?)$/,
					function(p, p1, p2) {
						p2 = p2.charAt(0).toUpperCase() + p2.substr(1);
						return p1 + p2;
					}
				);
			}
			return p1 + p4;
		}
	);

	// uppercase link lists (link)
	//                              12table list2          13   34    4
	obj.plain = obj.plain.replace(/^((\||[*#:;]+)[ '"]*\[\[)(.*?)(\]\])/gm,
		function(p, p1, p2, p3, p4) {

			// uppercase link
			var regExp = new RegExp('^((&amp;\\w+;|&lt;.*?&gt;|\\s)*)([' + wikEd.letters + '].*)$', '');
			p3 = p3.replace(regExp,
				function(p, p1, p2, p3) {
					if (/^(https?|ftp|alpha|beta|gamma|delta|epsilon|kappa|lambda)/.test(p3) === false) {
						p3 = p3.charAt(0).toUpperCase() + p3.substr(1);
					}
					return p1 + p3;
				}
			);

			// uppercase link text
			var regExp = new RegExp('(\\|(&amp;\\w+;|&lt;.*?&gt;|\\s)*)([' + wikEd.letters + '].*)$', '');
			p3 = p3.replace(regExp,
				function(p, p1, p2, p3) {
					if (/^(https?|ftp|alpha|beta|gamma|delta|epsilon|kappa|lambda)/.test(p3) === false) {
						p3 = p3.charAt(0).toUpperCase() + p3.substr(1);
					}
					return p1 + p3;
				}
			);
			return p1 + p3 + p4;
		}
	);

	// uppercase headings
	var regExp = new RegExp('^(=+ (&amp;\\w+;|&lt;.*?&gt;|\\d|[^' + wikEd.letters + '_0-9])*)([' + wikEd.letters + '].*? =+)$', 'gm');
	obj.plain = obj.plain.replace(regExp,
		function(p, p1, p2, p3) {
			if (/^(https?|ftp|alpha|beta|gamma|delta|epsilon|kappa|lambda)/.test(p3) === false) {
				p3 = p3.charAt(0).toUpperCase() + p3.substr(1);
			}
			return p1 + p3;
		}
	);

	// uppercase images
	var regExp = new RegExp('(\\[\\[)(Image|File|Media|' + wikEd.config.text['wikicode Image'] + '|' + wikEd.config.text['wikicode File'] + '|' + wikEd.config.text['wikicode Media'] + '):([' + wikEd.letters + '])(.*?\\]\\])', 'igm');
	obj.plain = obj.plain.replace(regExp,
		function(p, p1, p2, p3, p4) {
			p2 = p2.charAt(0).toUpperCase() + p2.substr(1).toLowerCase();
			p3 = p3.toUpperCase();
			return p1 + p2 + ':' + p3 + p4;
		}
	);

	return;
};


//
// wikEd.FixTypos: fix typos using the AutoWikiBrowser/RegExTypoFix list (.test() is not faster)
//

wikEd.FixTypos = function (obj) {

	wikEd.FixBasic(obj);

	// split into alternating plain text and {{lang}} template fragments (does not support nested templates)
	var fragment = [];
	var nextPos = 0;
	var regExp = /{{\s*lang\s*\|(.|\n)*?}}/gi;
	var regExpMatch;
	while ( (regExpMatch = regExp.exec(obj.plain)) !== null) {
		fragment.push(obj.plain.substring(nextPos, regExpMatch.index));
		fragment.push(regExpMatch[0]);
		nextPos = regExp.lastIndex;
	}
	fragment.push(obj.plain.substring(nextPos));

	// cycle through the RegExTypoFix rules
	for (var i = 0; i < wikEd.typoRulesFind.length; i ++) {

		// cycle through the fragments, jump over {{lang}} templates
		for (var j = 0; j < fragment.length; j = j + 2) {
			fragment[j] = fragment[j].replace(wikEd.typoRulesFind[i], wikEd.typoRulesReplace[i]);
		}
	}

	// re-assemble text
	obj.plain = fragment.join('');

	return;
};


//
// wikEd.FixAll:
//

wikEd.FixAll = function (obj) {
	wikEd.FixBasic(obj);
	wikEd.FixUnicode(obj);
	wikEd.FixHTML(obj);
	wikEd.FixCaps(obj);
	return;
};


//
// wikEd.RemoveElements: remove elements by tag name
//

wikEd.RemoveElements = function (tagNameArray) {

	// cycle through the element names
	for (var i = 0; i < tagNameArray.length; i ++) {
		var elementArray = wikEd.frameBody.getElementsByTagName(tagNameArray[i]);
		for (var j = 0; j < elementArray.length; j ++) {
			elementArray[j].parentNode.removeChild(elementArray[j]);
		}
	}
	return;
};


//
// wikEd.FindBoundaries: find word boundaries and line boundaries starting from selection.range
//

wikEd.FindBoundaries = function (word, line, para, whole, selection) {

	if (whole.plain === '') {
		return;
	}

	// get the start node and offset
	var startNode = selection.range.startContainer;
	var startOffset = selection.range.startOffset;

	// get the end node and offset
	var endNode = selection.range.endContainer;
	var endOffset = selection.range.endOffset;

	if (startNode.childNodes !== null) {
		if (startNode.childNodes.length > 0) {
			startNode = startNode.childNodes.item(startOffset);
			startOffset = 0;
		}
	}
	if (endNode.childNodes !== null) {
		if (endNode.childNodes.length > 0) {
			endNode = endNode.childNodes.item(endOffset);
			endOffset = 0;
		}
	}

	// find the start and end nodes in the whole plain text arrays
	var startNodeIndex;
	var endNodeIndex;
	for (var i = 0; i < whole.plainNode.length; i ++) {
		if (startNode == whole.plainNode[i]) {
			startNodeIndex = i;
		}
		if (endNode == whole.plainNode[i]) {
			endNodeIndex = i;
			break;
		}
	}

	// find last previous word and line boundary
	var foundWord = false;
	var foundLine = false;
	var foundPara = false;
	var regExp = new RegExp('.*[^' + wikEd.letters + '_0-9]', 'g');
	var plainPrev = '';

	// check text nodes left-wise for a boundary
	var plain = '';
	for (var i = startNodeIndex; i >= 0; i --) {
		plainPrev = plain;
		plain = whole.plainArray[i];
		plain = plain.replace(/&lt;/g, '<');
		plain = plain.replace(/&gt;/g, '>');
		plain = plain.replace(/&amp;/g, '&');

		// boundary is a new paragraph
		if ( (plainPrev == '\n') && (plain == '\n') ) {
			para.range.setStartAfter(whole.plainNode[i + 1]);
			foundPara = true;
			break;
		}

		// boundary is a newline
		else if (plain == '\n') {
			if (foundWord === false) {
				word.range.setStartAfter(whole.plainNode[i]);
				foundWord = true;
			}
			if (foundLine === false) {
				line.range.setStartAfter(whole.plainNode[i]);
				foundLine = true;
			}
		}

		// check text node for a word boundary
		else if (foundWord === false) {
			if (i == startNodeIndex) {
				plain = plain.substr(0, startOffset);
			}
			regExp.lastIndex = 0;
			if (regExp.exec(plain) !== null) {
				wikEd.SetRangeStart(word.range, whole.plainNode[i], regExp.lastIndex);
				foundWord = true;
			}
		}
	}

	// boundary is start of text
	if (foundPara === false) {
		para.range.setStartBefore(whole.plainNode[0]);
	}
	if (foundLine === false) {
		line.range.setStartBefore(whole.plainNode[0]);
	}
	if (foundWord === false) {
		word.range.setStartBefore(whole.plainNode[0]);
	}

	// find next word and line boundary
	regExp = new RegExp('[^' + wikEd.letters + '_0-9]', 'g');
	foundWord = false;
	foundLine = false;
	foundPara = false;

	// check text nodes right-wise for a boundary
	plain = '';
	for (var i = endNodeIndex; i < whole.plainArray.length; i ++) {
		plainPrev = plain;
		plain = whole.plainArray[i];
		plain = plain.replace(/&lt;/g, '<');
		plain = plain.replace(/&gt;/g, '>');
		plain = plain.replace(/&amp;/g, '&');

		// boundary is a double newline
		if ( (plainPrev == '\n') && (plain == '\n') ) {
			para.range.setEndBefore(whole.plainNode[i]);
			foundPara = true;
			break;
		}

		// boundary is a newline
		else if (plain == '\n') {
			if (foundWord === false) {
				word.range.setEndBefore(whole.plainNode[i]);
				foundWord = true;
			}
			if (foundLine === false) {
				line.range.setEndBefore(whole.plainNode[i]); //// crashes for empty selection
				foundLine = true;
			}
		}

		// check text node for a word boundary
		else if (foundWord === false) {
			if (i == endNodeIndex) {
				regExp.lastIndex = endOffset;
			}
			else {
				regExp.lastIndex = 0;
			}
			var regExpArray = regExp.exec(plain);
			if (regExpArray !== null) {
				wikEd.SetRangeEnd(word.range, whole.plainNode[i], regExp.lastIndex - 1);
				foundWord = true;
			}
		}
	}

	// boundary is end of text
	if (foundPara === false) {
		para.range.setEndAfter(whole.plainNode[whole.plainArray.length - 1]);
	}
	if (foundLine === false) {
		line.range.setEndAfter(whole.plainNode[whole.plainArray.length - 1]);
	}
	if (foundWord === false) {
		word.range.setEndAfter(whole.plainNode[whole.plainArray.length - 1]);
	}

	return;
};


//
// wikEd.DivToBr: convert <div>...</div> to <br> for Safari, Chrome, and WebKit
//

wikEd.DivToBr = function (html) {

	// remove inline tags around <br>
	var tagRegExp = /<(i|dfn|cite|em|var|b|strong|abbr|big|code|del|font|ins|pre|s|small|span|strike|sub|sup|tt|u|rb|rp|rt|ruby)\b[^>]*>((<br\b[^>]*>)+)<\/\1>/gi;
	while (tagRegExp.test(html) === true) {
		html = html.replace(tagRegExp, '$2');
		tagRegExp.lastIndex = 0;
	}

	// convert <div>...</div> to \x00...\x00 to mark block borders
	html = wikEd.RemoveTag(html, 'div', null, '\x00', '\x00');

	// remove div block borders after <br>
	html = html.replace(/<br>\x00+/g, '<br>');

	// remove leading and trailing div block borders
	html = html.replace(/^\x00+|\x00+$/g, '');

	// combine div block borders into single <br>
	html = html.replace(/\x00+/g, '<br>');

	return html;
};


//
// wikEd.RemoveHighlightingWikify: remove syntax highlighting and wikify
//

wikEd.RemoveHighlightingWikify = function (obj, wikify) {

	if ( (obj.html !== '') || (wikify === true) ) {

		// convert <div>...</div> to <br> for Safari, Chrome, and WebKit
		if ( (wikEd.safari === true) || (wikEd.chrome === true) || (wikEd.webkit === true) ) {
			obj.html = wikEd.DivToBr(obj.html);
		}

		// remove syntax highlighting
		wikEd.RemoveHighlighting(obj);

		// wikify, don't allow many attributes
		if ( (obj.htmlCode === true) && (wikify !== false) ) {
			wikEd.WikifyHTML(obj, false);
		}
	}
	return;
};


//
// wikEd.WikifyHTML:
//   obj.html contains the text to be wikified
//   expects < > &lt; &gt; &amp;  spaces instead of &nbsp; <br> (not \n)
//   returns <br> (not \n)
//   wikiCode === true: allow extended set of attributes for existing wikicode, keep leading spaces
//
// allowed and converted tags:
//   br|p
//   h1|h2|h3|h4|h5|h6
//   hr
//   i|dfn|cite|em|var
//   b|strong
//   table|caption|col|thead|tfoot|tbody|tr|td|th
//   dl|dt|dd|li|ol|ul
//   a
// not allowed yet:
//   bdo|q|kbd|samp|abbr|acronym|label
// other allowed tags:
//   abbr|big|blockquote|colgroup|center|code|del|div|font|ins|pre|s|small|span|strike|sub|sup|tt|u|rb|rp|rt|ruby
// mediawiki tags (inline/block):
//   nowiki|math|score|noinclude|includeonly|onlyinclude|ref|charinsert
//   gallery|syntaxhighlight|source|poem|categorytree|hiero|imagemap|inputbox|timeline|references

wikEd.WikifyHTML = function (obj, wikiCode) {

	// preserve spaces and content in pre, syntaxhighlight, source, and nowiki
	obj.html = obj.html.replace(/(<(syntaxhighlight|source|pre|nowiki)\b[^\/>]*>)((.|\n)*?)(<\/\2>)/gi,
		function(p, p1, p2, p3, p4, p5) {
			p3 = p3.replace(/</g, '\x01');
			p3 = p3.replace(/>/g, '\x02');
			if (/^(syntaxhighlight|source|pre)$/i.test(p2) === true) {
				p3 = p3.replace(/ |\xa0/g, '\x03');
			}
			return p1 + p3 + p5;
		}
	);

	// delete tags: <style>
	obj.html = obj.html.replace(/<(style)\b[^>]*>(.|\n)*?<\/\1>/gi, '');

	// remove MediaWiki section edit spans
	obj.html = obj.html.replace(/<span[^>]*class="editsection"[^>]*>(.|\n)*?<\/span>\s*()/gi, '');

	// remove MediaWiki heading spans
	obj.html = obj.html.replace(/<span\b[^>]*\bclass="mw-headline"[^>]*>((.|\n)*?)<\/span>\s*()/g, '$1');

	// remove MediaWiki divs from article top
	obj.html = obj.html.replace(/<h3\b[^>]*\bid="siteSub"[^>]*>(.|\n)*?<\/h3>\s*()/g, '');
	obj.html = obj.html.replace(/<div\b[^>]*\bid="contentSub"[^>]*>(.|\n)*?<\/div>\s*()/g, '');
	obj.html = obj.html.replace(/<div\b[^>]*\bid="jump-to-nav"[^>]*>(.|\n)*?<\/div>\s*()/g, '');

	// remove MediaWiki table of contents
	obj.html = obj.html.replace(/<table\b[^>]*?\bid="toc"[^>]*>(.|\n)*?<\/table>\s*()/g, '');

	// remove MediaWiki print footer
	obj.html = obj.html.replace(/<div\b[^>]*?\bclass="printfooter"[^>]*>[^<>"]+"<a\b[^>]*>[^<]+<\/a>"<\/div>\s*()/g, '');

	// remove MediaWiki category list tags
	var regExp = /<div\b[^>]*\bid="catlinks"[^>]*>((.|\n)*?)<\/div>\s*()/g;
	while(regExp.test(obj.html) === true) {
		obj.html = obj.html.replace(regExp, '$1');
		regExp.lastIndex = 0;
	}
	var regExp = /<p\b[^>]*?\bclass="catlinks"[^>]*>((.|\n)*?)<a\b[^>]*>[^<>]+<\/a>: ((.|\n)*?)<\/p>/g;
	while(regExp.test(obj.html) === true) {
		obj.html = obj.html.replace(regExp, '$1$3');
		regExp.lastIndex = 0;
	}

	// convert MS-Word non-standard lists: *
	obj.html = obj.html.replace(/\s*<p\b[^>]*>\s*<!--\[if !supportLists\]-->(.|\n)*?<!--\[endif\]-->\s*((.|\n)*?)\s*<\/p>\s*()/g, '* $2\n');

	// collect MS-Word footnote texts
	var footnotes = {};
	obj.html = obj.html.replace(/<div\b[^>]*\bid="ftn(\d+)"[^>]*>\s*<p class="MsoFootnoteText">\s*<a(.|\n)*?<\/a>((.|\n)*?)<\/p>\s*<\/div>/g,
		function(p, p1, p2, p3) {
			footnotes[p1] = p3.replace(/^(\s|<br\b[^>]*>)|(\s|<br\b[^>]*>)$/g, '');
			return '';
		}
	);

	// add footnotes as <ref> tags
	obj.html = obj.html.replace(/<a\b[^>]*\bname="_ftnref(\d+)"[^>]*>(.|\n)*?<!--\[endif\]-->\s*<\/span>\s*<\/span>\s*<\/a>/g,
		function(p, p1) {
			var ref = '&lt;ref name="footnote_' + p1 + '"&gt;' + footnotes[p1] + '&lt;/ref&gt;';
			return ref;
		}
	);

	// remove MS-Word footnote separator
	obj.html = obj.html.replace(/<!--\[if !supportFootnotes\]-->(\s|<br\b[^>]*>)*<hr\b[^>]*>\s*<!--\[endif\]-->(\s|<br\b[^>]*>)*()/g, '');

	// correct name for MS-Word images
	//                           1                                                    2    2                  3      3       4    4                                 1             5            5
	obj.html = obj.html.replace(/(<v:imagedata\b[^>]*?\bsrc="[^">]*?[\\\/]clip_image\d+(\.\w+)"[^>]*? o:title="([^">]*)"[^>]*>(.|\n)*?<img\b[^>]*? src="[^">]*?[\\\/])clip_image\d+\.\w+("[^>]*>)/g, '$1$3$2$5');

	// convert <div class="poem">...</div> to <poem>...</poem>
	obj.html = wikEd.RemoveTag(obj.html, 'div', /\bclass="poem"/, '<poem>', '</poem>');

	// sanitize <br style="clear: both;"/>
	obj.html = obj.html.replace(/<(br)\s+([^>]*?)\s*(\/)>/gi,
		function(p, p1, p2, p3) {
			return '<' + p1 + wikEd.SanitizeAttributes(p1, p2, wikiCode) +  p3 + '>';
		}
	);

	// sanitize <span> <div> <p> <font>
	obj.html = obj.html.replace(/<(span|div|p|font)\s+([^>]*?)\s*(\/?)>/gi,
		function(p, p1, p2, p3) {
			return '<' + p1 + wikEd.SanitizeAttributes(p1, p2, wikiCode) +  p3 + '>';
		}
	);

	// remove <span> and <font> pairs withhout attributes
	obj.html = wikEd.RemoveTag(obj.html, 'span|font');

	// remove <p> ... </p> pairs withhout attributes
	obj.html = wikEd.RemoveTag(obj.html, 'p', null, '\x00\x00', '\x00\x00');

	// escape character entities
	obj.html = obj.html.replace(/&(?!(amp;|lt;|gt;))/g, '&amp;');

	// remove comments
	obj.html = obj.html.replace(/<!--(.|\n)*?-->/g, '');

	// <hr> horizontal rule
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<hr\b[^>]*>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00\x00----\x00\x00');

	// <i> <em> <dfn> <var> <cite> italic
	obj.html = obj.html.replace(/<(i|em|dfn|var|cite)\b[^>]*?>/gi, '\'\'');
	obj.html = obj.html.replace(/<\/(i|em|dfn|var|cite)\b[^>]*?>/gi, '\'\'');

	// <b> <strong> bold
	obj.html = obj.html.replace(/<(b|strong)\b[^>]*?>/gi, '\'\'\'');
	obj.html = obj.html.replace(/<\/(b|strong)\b[^>]*?>/gi, '\'\'\'');

	// <h1> .. <h6> headings
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*(^|\n|<br\b[^>]*>|\x00)(\s|<br\b[^>]*>|\x00)*<h1\b[^>]*>((.|\n)*?)<\/h1>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00\x00= $4 =\x00\x00');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*(^|\n|<br\b[^>]*>|\x00)(\s|<br\b[^>]*>|\x00)*<h2\b[^>]*>((.|\n)*?)<\/h2>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00\x00== $4 ==\x00\x00');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*(^|\n|<br\b[^>]*>|\x00)(\s|<br\b[^>]*>|\x00)*<h3\b[^>]*>((.|\n)*?)<\/h3>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00\x00=== $4 ===\x00\x00');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*(^|\n|<br\b[^>]*>|\x00)(\s|<br\b[^>]*>|\x00)*<h4\b[^>]*>((.|\n)*?)<\/h4>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00\x00==== $4 ====\x00\x00');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*(^|\n|<br\b[^>]*>|\x00)(\s|<br\b[^>]*>|\x00)*<h5\b[^>]*>((.|\n)*?)<\/h5>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00\x00===== $4 =====\x00\x00');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*(^|\n|<br\b[^>]*>|\x00)(\s|<br\b[^>]*>|\x00)*<h6\b[^>]*>((.|\n)*?)<\/h6>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00\x00====== $4 ======\x00\x00');

	obj.html = obj.html.replace(/<(h[0-6])\b[^>]*>((.|\n)*?)<\/\1>/gi, '$2');

// convert html tables to wikicode

	// remove <thead> <tbody> <tfoot>
	obj.html = obj.html.replace(/(\s|\x00|<br\b[^>]*>)<\/?(thead|tbody|tfoot)\b[^>]*>(\s|\x00|<br\b[^>]*>)*()/gi, '$1');

	// remove <col></col> and <colgroup></colgroup>\s
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<(col)\b[^>]*>(.|\n)*?<\/\2>(|<br\b[^>]*>|\x00)*()/gi, '');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<(colgroup)\b[^>]*>(.|\n)*?<\/\2>(|<br\b[^>]*>|\x00)*()/gi, '');

	// line breaks to <br /> in table cells, but not in html markup
	obj.html = obj.html.replace(/(<(td|th|caption)\b[^>]*>)((.|\n)*?)(<\/\2>)/gi,
		function(p, p1, p2, p3, p4, p5) {
			p3 = p3.replace(/^(\s|<br\b[^>]*>|\x00>)+/gi, '');
			p3 = p3.replace(/(\s|<br\b[^>]*>|\x00>)+$/gi, '');

			// preserve <br> in tags
			p3 = p3.replace(/(<(\w+)[^>]*>)((.|\n)*?)(<\/\2+>)/gi,
				function(p, p1, p2, p3, p4, p5) {
					p3 = p3.replace(/<br\b[^>]*>\s*()/gi, '\x04');
					return p1 + p3 + p5;
				}
			);
			p3 = p3.replace(/<br\b[^>]*>\s*()/gi, '&lt;br /&gt;');
			p3 = p3.replace(/\x04/g, '<br>');
			return p1 + p3 + p5;
		}
	);

	// remove table closing tags
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<\/(tr|thead|tbody|tfoot)>(\s|<br\b[^>]*>|\x00)*()/gi, '');

	// <td> table cells
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<td>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00| ');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<(td)\s+([^>]*)>(\s|<br\b[^>]*>|\x00)*()/gi,
		function(p, p1, p2, p3, p4) {
			p3 = wikEd.SanitizeAttributes(p2, p3, wikiCode);
			if (p3 === '') {
				return '\x00| ';
			}
			else {
				return '\x00|' + p3 + ' | ';
			}
		}
	);

	// <th> table cells
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<th>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00! ');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<(th)\s+([^>]*)>(\s|<br\b[^>]*>|\x00)*()/gi,
		function(p, p1, p2, p3, p4) {
			p3 = wikEd.SanitizeAttributes(p2, p3, wikiCode);
			if (p3 === '') {
				return '\x00! ';
			}
			else {
				return '\x00!' + p3 + ' | ';
			}
		}
	);

	// <tr> table rows
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<tr>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00|-\x00');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<(tr)\s+([^>]*)>(\s|<br\b[^>]*>|\x00)*()/gi,
		function(p, p1, p2, p3, p4) {
			return '\x00|-' + wikEd.SanitizeAttributes(p2, p3, wikiCode) + '\x00';
		}
	);

	// <caption> table caption
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<caption>(\s|<br\b[^>]*>|\x00)*()/gi, '\x00|+ ');
	obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\x00)*<(caption)\s+([^>]*)>(\s|<br\b[^>]*>|\x00)*()/gi,
		function(p, p1, p2, p3, p4) {
			p3 = wikEd.SanitizeAttributes(p2, p3, wikiCode);
			if (p3 === '') {
				return '\x00|+ ';
			}
			else {
				return '\x00|+' + p3 + ' | ';
			}
		}
	);

	// remove closing tags
	obj.html = obj.html.replace(/\s*<\/(td|th|caption)>\s*()/gi, '');

	// line breaks, also in table cells (continued)
	obj.html = obj.html.replace(/<br\s*\/?>[\n ]*()/gi, '\x00');

	// <table>
	obj.html = obj.html.replace(/[\s\x00]*<table>[\s\x00]*(\|-(?=[\n\x00]))?/gi, '\x00\x00{|\x00');
	obj.html = obj.html.replace(/[\s\x00]*<(table)\s+([^>]*)>[\s\x00]*(\|-(?=[\n\x00]))?/gi,
		function(p, p1, p2, p3) {
			var table = '\x00\x00{|';
			if (wikEd.config.wikifyTableParameters !== '') {
				table += ' ' + wikEd.config.wikifyTableParameters;
			}
			else {
				table += wikEd.SanitizeAttributes(p1, p2, wikiCode);
			}
			return table + '\x00';
		}
	);
	obj.html = obj.html.replace(/[\s\x00]*<\/table>[\s\x00]*()/gi, '\x00|}\x00\x00');

	// convert links
	obj.html = obj.html.replace(/<a(\b[^>]*)>((.|\n)*?)<\/a>/gi,
		function(p, p1, p2) {
			var linkParam = p1;
			var linkText = p2;

			var hrefUrlParam = null;
			var hrefUrlArticle = null;
			var imgWidth = '';
			var hrefParamTitle = null;
			var hrefParamISBN = null;
			var hrefParamAction = null;
			var hrefParamSpecial = false;
			var linkArticleAnchor = '';
			var linkArticle = '';
			var linkTitle = '';

			// get href value
			var hrefValue;
			var regExpMatchLink = linkParam.match(/\bhref="([^">]*)"/);
			if (regExpMatchLink !== null) {
				hrefValue = regExpMatchLink[1];

				// get absolute path from ./index.php and ../../index.php
				hrefValue = wikEd.RelativeToAbsolutePath(hrefValue);

				// check for wiki article link and get parameters
				//                                             1                         2 article 2                        3articl314 anchor  4                          6                       7   8 urlpar 87539 anchor 9
				var regExpArticle = new RegExp(wikEd.server + '(' + wikEd.articlePath + '([^"\\?#]+)|' + wikEd.script + '\\?([^"#]*))(#[^"]*)?');
				var regExpMatchArticle = regExpArticle.exec(hrefValue);
				if (regExpMatchArticle !== null) {

					// article name from url path <a href="../wiki/ hrefUrlArticle ">
					hrefUrlArticle = regExpMatchArticle[2];

					// article name from url parameters <a href="url? hrefUrlParam ">
					hrefUrlParam = regExpMatchArticle[3];

					// link anchor <a href="link #anchor">
					linkArticleAnchor = regExpMatchArticle[4] || '';
					if (linkArticleAnchor !== '') {
						linkArticleAnchor = linkArticleAnchor.replace(/\.([0-9A-F]{2})/g, '%$1');
						linkArticleAnchor = decodeURIComponent(linkArticleAnchor);
						linkArticleAnchor = linkArticleAnchor.replace(/_\d+$/g, '');
					}

					// parse hrefUrlParam and check for special parameters
					if (hrefUrlParam !== null) {
						var regExpMatchHref;
						var regExpHref = /(^|&amp;)(\w+)=([^"\&]+)/g;
						while ( (regExpMatchHref = regExpHref.exec(hrefUrlParam)) !== null) {
							var param = regExpMatchHref[2];
							var value = regExpMatchHref[3];
							switch (param) {
								case 'title':
									hrefParamTitle = value;
									break;
								case 'isbn':
									hrefParamISBN = value;
									break;
								case 'redlink':
									break;
								case 'action':
									hrefParamAction = value;
									break;
								default:
									hrefParamSpecial = true;
							}
							if (hrefParamAction !== null) {
								break;
							}
						}
					}

					// ISBN links
					if (hrefParamAction === null) {
						if ( (hrefParamISBN !== null) && (hrefParamSpecial !== true) ) {
							var isbn = hrefParamISBN;
							var regExpMatchISBN = /((\d\-?){13}|(\d\-?){10})/.exec(linkText);
							if (regExpMatchISBN !== null) {
								isbn = regExpMatchISBN[1];
							}
							return 'ISBN ' + isbn;
						}

						// get article from href parameters
						else if ( (hrefParamTitle !== null) && (hrefParamSpecial !== true) ) {
							linkArticle = hrefParamTitle;
							linkArticle = linkArticle && linkArticle.replace(/_/g, ' ');
							linkArticle = decodeURIComponent(linkArticle);
						}

						// get article name from url path
						else if (hrefUrlArticle !== null) {
							linkArticle = hrefUrlArticle;
							linkArticle = linkArticle && linkArticle.replace(/_/g, ' ');
							linkArticle = decodeURIComponent(linkArticle);
						}

						// get article name from <a title="">
						else {
							var regExpMatchTitle = /\btitle="([^">]+)"/.exec(linkParam);
							if (regExpMatchTitle !== null) {
								linkArticle = regExpMatchTitle[1];
							}
						}
					}
				}

				// format wiki link
				if (linkArticle && linkArticle !== '') {

					// check for wiki image
					var regExpMatchImage = /^<img\b[^>]*?\bwidth="(\d+)"[^>]*>$/.exec(linkText);
					if (regExpMatchImage !== null) {
						imgWidth = regExpMatchImage[1];
						imgWidth = '|' + imgWidth + 'px';
						if ( (linkTitle !== '') && (linkTitle != 'Enlarge') ) {
							linkTitle = '|' + linkTitle;
							return '[[' + linkArticle + imgWidth + linkTitle + ']]';
						}
						else {
							return '[[' + linkArticle + imgWidth + ']]';
						}
					}

					// category link
					var regExpCat = new RegExp('^(Category|' + wikEd.config.text['wikicode Category'] + ')\\s*:(.*)', 'i');
					var regExpMatchCat = regExpCat.exec(linkArticle);
					if (regExpMatchCat !== null) {
						return '[[' + wikEd.config.text['wikicode Category'] + ':' + regExpMatchCat[1].charAt(0).toUpperCase() + linkText.substr(1) + ']]';
					}

					// wiki link
					if (linkArticle == linkText.charAt(0).toUpperCase() + linkText.substr(1)) {
						return '[[' + linkText + linkArticleAnchor + ']]';
					}

					// date link (English only)
					var regExpMatchDate = /^(January|February|March|April|May|June|July|August|September|October|November|December) (\d{1,2})$/.exec(linkArticle);
					if (regExpMatchDate !== null) {
						var month = regExpMatchDate[1];
						var day = regExpMatchDate[2];
						if (linkText == (day + ' ' + month) ) {
							return '[[' + linkArticle + linkArticleAnchor + ']]';
						}
					}

					// lowercase the article name if the first char of the link text can exist in lower/uppercase and is lowercase
					if ( linkText.charAt(0).toLowerCase() != linkText.charAt(0).toUpperCase() ) {
						if ( linkText.charAt(0) == linkText.charAt(0).toLowerCase() ) {
							linkArticle = linkArticle.charAt(0).toLowerCase() + linkArticle.substr(1);
						}
					}

					// suffix links
					var regExpStrSuffix = new RegExp('^' + linkArticle.replace(/(\W)/g, '\\$1') + '([' + wikEd.letters + '_0-9]+)$');
					var regExpMatchSuffix = regExpStrSuffix.exec(linkText);
					if (regExpMatchSuffix !== null) {
						return '[[' + linkArticle + linkArticleAnchor + ']]' + regExpMatchSuffix[1];
					}
					return '[[' + linkArticle + linkArticleAnchor + '|' + linkText + ']]';
				}

				// external link
				if (hrefValue !== '') {

					// PubMed link
					var regExpMatchPubMed = /^(https?:)?\/\/www\.ncbi\.nlm\.nih\.gov\/entrez\/query\.fcgi\?cmd=Retrieve&amp;db=pubmed&amp;.*?&amp;list_uids=(\d+)/.exec(hrefValue);
					if (regExpMatchPubMed !== null) {
						return 'PMID ' + regExpMatchPubMed[2];
					}

					// DOI link
					var regExpMatchDOI;
					regExpMatchDOI = /^(https?:)?\/\/dx\.doi\.org\/(.*)/.exec(hrefValue);
					if (regExpMatchDOI !== null) {
						return '{{doi|' + regExpMatchDOI[2] + '}}';
					}

					// other external link
					return '[' + hrefValue + ' ' + linkText + ']';
				}
			}

			// return unchanged text
			return p1;
		}
	);

	// clean up MediaWiki category list
	var regExp = new RegExp('<span\\b[^>]*>(\\[\\[(Category|' + wikEd.config.text['wikicode Category'] + ')\\s*:[^\\]]+\\]\\])<\\/span>[\\s\\x00\\|]*', 'gi');
	obj.html = obj.html.replace(regExp, '$1\x00');

	// clean up DOI
	obj.html = obj.html.replace(/\[\[Digital object identifier\|DOI\]\]:(\{\{doi\|[^\}\s]+\}\})/gi, '$1');

	// convert images
	obj.html = obj.html.replace(/<img\b([^>]*)>/gi,
		function(p, p1) {

			// get and format parameters
			var address = '';
			var regExpMatch = /\bsrc\s*=\s*('|")([^'"]*)('|")/i.exec(p1);
			if (regExpMatch !== null) {
				address = regExpMatch[2].replace(/^\s+|\s+$/g, '');
			}

			var imgAlt = '';
			regExpMatch = /\balt\s*=\s*('|")([^'"]*)('|")/i.exec(p1);
			if (regExpMatch !== null) {
				imgAlt = regExpMatch[2].replace(/^\s+|\s+$/g, '');
				imgAlt = imgAlt.replace(/&amp;nbsp;|[\n\x00]/g, ' ');
				imgAlt = imgAlt.replace(/\s{2,}/g, ' ');
				imgAlt = imgAlt.replace(/^\s|\s$/g, '');
				if (imgAlt !== '') {
					imgAlt = '|' + imgAlt;
				}
			}

			var imgWidth = '';
			regExpMatch = /\bwidth\s*=\s*('|")([^'"]*)('|")/i.exec(p1);
			if (regExpMatch !== null) {
				imgWidth = '|' + regExpMatch[2].replace(/^\s+|\s+$/g, '') + 'px';
			}

			var imgLink = '';
			regExpMatch = /([^\/]+)$/.exec(address);
			if (regExpMatch !== null) {
				imgLink = regExpMatch[1];
				if (imgLink !== '') {
					return '[[' + wikEd.config.text['wikicode File'] + ':' + imgLink + imgWidth + imgAlt + ']]';
				}
			}
			return '';
		}
	);

	// convert lists: * # : ;
	var listObj = {};
	listObj.prefix = '';
	obj.html = obj.html.replace(/[\s\x00]*<(\/?(ol|ul|li|dl|dd|dt))\b[^>]*>[\s\x00]*()/gi,
		function(p, p1, p2, p3, p4) {
			switch (p1.toLowerCase()) {
				case 'ol':
					listObj.prefix += '#';
					return '\x00';
				case 'ul':
					listObj.prefix += '*';
					return '\x00';
				case 'dl':
					listObj.prefix += ':';
					return '\x00';
				case '/ol':
				case '/ul':
				case '/dl':
					listObj.prefix = listObj.prefix.substr(0, listObj.prefix.length - 1);
					return '\x00\x00';
				case 'li':
				case 'dd':
					return '\x00' + listObj.prefix + ' ';
				case 'dt':
					return '\x00' + listObj.prefix.replace(/:$/, ';') + ' ';
				case '/li':
				case '/dt':
				case '/dd':
					return '';
			}
			return '';
		}
	);
	obj.html = obj.html.replace(/[\n|\x00]+[#*:;]+\s(?=[\n|\x00])/g, '');

	// <> remove not allowed tags
	obj.html = obj.html.replace(/(<\/?)(\/?)(\w+)([^>]*>)/g,
		function(p, p1, p2, p3, p4) {

			// keep html elements with name, id, or class starting with wikEdKeep
			if (wikEd.keepFormatting === true) {
				if ( /^(div|span|ins|del)$/i.test(p3) === true) {
					if ( /\b(name|id|class)="wikEdKeep/.test(p4) === true) {
						p = p.replace(/</g, '\x01');
						p = p.replace(/>/g, '\x02');
						return p;
					}
				}
			}

			// keep allowed tags
			if ( /^(abbr|big|blockquote|colgroup|center|code|del|div|br|font|ins|p|pre|s|small|span|strike|sub|sup|tt|u|rb|rp|rt|ruby|nowiki|math|score|noinclude|includeonly|onlyinclude|ref|charinsert|gallery|syntaxhighlight|source|poem|categorytree|hiero|imagemap|inputbox|timeline|references|syntaxhighlight|wbr)$/i.test(p3) === true) {
				return p;
			}

			return '';
		}
	);

	// sanitize attributes in opening html tags
	obj.html = obj.html.replace(/<(\w+)\s+([^>]*?)\s*(\/?)>/gi,
		function(p, p1, p2, p3) {
			if (p3 !== '') {
				p3 = ' ' + p3;
			}
			return '<' + p1 + wikEd.SanitizeAttributes(p1, p2, wikiCode) + p3 + '>';
		}
	);

	// unformat underlined, italic or bold blanks
	// corrupts existing text
	// obj.html = obj.html.replace(/<u>('''|''|\s|\x00)*([\s\x00]+)('''|''|\s|\x00)*<\/u>/g, '$2');
	// obj.html = obj.html.replace(/'''(''|\s|\x00)*([\s\x00]+)(''|\s|\x00)*'''/g, '$2');
	// obj.html = obj.html.replace(/''([\s\x00]+)''/g, '$1');

	// fix MS Word non-style heading formatting
	obj.html = obj.html.replace(/(\x00(={1,6})\s*)(<u>|'''|'')+((.|\n)*?)(<\/u>|'''|'\')+( *\2\x00)/gi, '$1$4$7');

	// remove empty headings
	obj.html = obj.html.replace(/\x00(={1,6})\s+\1\x00/g, '\x00');

	// remove space-only lines
	if (wikiCode !== true) {
		obj.html = obj.html.replace(/([\s\x00]*\x00[\s\x00]*)/g,
			function(p, p1) {
				return p1.replace(/\n/g, '\x00');
			}
		);
	}

	// remove trailing linebreaks from table cells
	obj.html = obj.html.replace(/\x00{2,}(\||!)/g, '\x00$1');

	// remove leading and trailing spaces
	if (wikiCode === true) {
		obj.html = obj.html.replace(/\x00[ \n]+</g, '\x00<');
	}
	else {
		obj.html = obj.html.replace(/\x00\s+</g, '\x00<');
	}
	obj.html = obj.html.replace(/>\s+\x00/g, '>\x00');

	// remove empty inline and block tag pairs
	obj.html = wikEd.RemoveEmptyTags(obj.html, /( *)<(abbr|big|colgroup|code|del|font|ins|pre|s|small|span|strike|sub|sup|tt|u|rb|rp|rt|ruby|nowiki|math|score|noinclude|includeonly|onlyinclude|ref|charinsert)\b[^>]*><\/\1> *()/gi, '$1');
	obj.html = wikEd.RemoveEmptyTags(obj.html, /[\s\x00]*<(blockquote|center|div|gallery|syntaxhighlight|source|poem|categorytree|hiero|imagemap|inputbox|timeline|references)\b[^>]*><\/\1>[\s\x00]*()/gi, '\x00\x00');

	// remove empty lines from block tags
	obj.html = obj.html.replace(/(<(blockquote|center|div|p|pre|gallery|syntaxhighlight|source|poem|categorytree|hiero|imagemap|inputbox|timeline|references)\b[^>]*>[\s\x00])[\s\x00]+/gi, '$1');
	obj.html = obj.html.replace(/[\s\x00]+([\s\x00]<\/(blockquote|center|div|p|pre|gallery|syntaxhighlight|source|poem|categorytree|hiero|imagemap|inputbox|timeline|references)>)/gi, '$1');

	// blockquote
	obj.html = obj.html.replace(/(<blockquote\b[^>]*>[\s\x00]+)([\S\s]*?)([\s\x00]+<\/blockquote>)/gi,
		function(p, p1, p2, p3) {
			p2 = p2.replace(/\x00/g, '<br>\n');
			return p1 + p2 + p3;
		}
	);

	// escape < >
	obj.html = obj.html.replace(/</g, '&lt;');
	obj.html = obj.html.replace(/>/g, '&gt;');

	// newlines to <br>
	obj.html = obj.html.replace(/\x00+\n/g, '\n');
	obj.html = obj.html.replace(/\n\x00+/g, '\n');
	obj.html = obj.html.replace(/\n*\x00(\x00|\n)+/g, '\n\n');
	obj.html = obj.html.replace(/\x00/g, '\n');
	obj.html = obj.html.replace(/\n/g, '<br>');

	// preserved table and pre tags and spaces
	obj.html = obj.html.replace(/\x01/g, '<');
	obj.html = obj.html.replace(/\x02/g, '>');
	obj.html = obj.html.replace(/\x03/g, '\xa0');

	// table block element needs only one newline
	obj.html = obj.html.replace(/(<\/table><br\b[^>]*>)(<br\b[^>]*>)+/g, '$1');

	// remove empty lines from article start and end
	if (obj.from == 'whole') {
		obj.html = obj.html.replace(/^(<br\b[^>]*>)+/gi, '');
		obj.html = obj.html.replace(/(<br\b[^>]*>)+$/gi, '');
	}
	return;
};


//
// wikEd.RemoveEmptyTag: remove empty html tag pairs
//

wikEd.RemoveEmptyTags = function (html, tag, replace) {

	var tagRegExp;
	if (typeof tag == 'string') {
		tagRegExp = new RegExp('<(' + tag + ')\\b[^>]*><\/\\1>', 'gi');
	}
	else {
		tagRegExp = tag;
	}
	if (replace === undefined) {
		replace = '';
	}

	while (tagRegExp.test(html) === true) {
		html = html.replace(tagRegExp, replace);
		tagRegExp.lastIndex = 0;
	}
	return html;
};


//
// wikEd.RemoveTag: recursively remove html tag pairs
//

wikEd.RemoveTag = function (html, tag, attribRegExp, replaceOpen, replaceClose) {

	attribRegExp = attribRegExp || null;
	replaceOpen = replaceOpen || '';
	replaceClose = replaceClose || '';

	var tagRegExp;
	if (typeof tag == 'string') {

		//                      1 2    23           3   4     4 1
		tagRegExp = new RegExp('(<(\\/?)(' + tag + ')\\b([^>]*)>)', 'g');
	}
	else {
		tagRegExp = tag;
	}

	var isRemove = [];
	html = html.replace(tagRegExp,
		function(p, p1, p2, p3, p4) {
			p2 = p2 || '';
			p4 = p4 || '';
			if (p2 === '') {
				if (
					( (attribRegExp === null) && (p4 === '') ) ||
					( (attribRegExp !== null) && (attribRegExp.test(p4) === true) )
				) {
					isRemove.push(true);
					return replaceOpen;
				}
				isRemove.push(false);
				return p1;
			}
			if (isRemove.pop() === true) {
				return replaceClose;
			}
			return p1;
		}
	);
	return html;
};


//
// wikEd.RemoveEmbracingTags: recursively remove embracing html tag pairs
//

wikEd.RemoveEmbracingTags = function (obj) {

	// quick test for no embracing tags
	if (/^[^<]|[^>]$/.test(obj.html)) {
		return;
	}

	// dump fragments to code list
	// use stack to identify tag pairs
	// use pointer list to link pairs
	var stack = [];
	var code = [];
	var pointer = [];

	//            1     12 3   34   4        25     5
	var regExp = /([^<]*)(<(\/?)(\w+)\b[^>]*>)([^<]*)/g;
	var regExpMatch;
	while ( (regExpMatch = regExp.exec(obj.html)) !== null) {
		var pre = regExpMatch[1];
		var tag = regExpMatch[2];
		var close = regExpMatch[3];
		var name = regExpMatch[4];
		var post = regExpMatch[5];

		// pre
		if (pre !== '') {
			code.push(pre);
		}

		// ignore <tag />
		if (/\/>$/.test(tag) === false) {

			// opening tag
			if (close != '/') {
				stack.push([code.length, name]);
			}

			// closing tag
			else {
				var pop = stack.pop();
				var openName = '';

				// skip empty (void) opening elements on stack
				while (pop !== undefined) {
					openName = pop[1];
					if (name == openName) {
						break;
					}
					else if (/^(area|br|col|embed|hr|img|input|p|param|source|wbr)$/i.test(openName) === true) {
						pop = stack.pop();
					}
				}
				if (name == openName) {
					var pos = pop[0];
					pointer[code.length] = pos;
					pointer[pos] = code.length;
				}
			}
		}
		code.push(tag);

		// post
		if (post !== '') {
			code.push(post);
		}
	}

	// check for embracing pairs and remove them
	var j = code.length;
	for (var i = 0; i < j; i ++) {
		j --;
		if (pointer[i] === undefined) {
			break;
		}
		if (pointer[i] != j) {
			break;
		}
		code[i] = '';
		code[j] = '';
	}

	// join fragments
	obj.html = code.join('');

	return;
};


//
// wikEd.RelativeToAbsolutePath
//

wikEd.RelativeToAbsolutePath = function (relativePath, fullPath) {

	var absolutePath = '';

	// get current url
	if (fullPath === undefined) {
		fullPath = window.location.href;
		fullPath = fullPath.replace(/#.*()/, '');
		fullPath = fullPath.replace(/\?.*()/, '');
	}

	// ./index.php
	if (/^\.\/()/.test(relativePath) === true) {
		relativePath = relativePath.replace(/^\.\/()/, '');
		fullPath = fullPath.replace(/\/[^\/]*$/, '');
		absolutePath = fullPath + '/' + relativePath;
	}

	// ../../index.php
	else if (/^\.\.\/()/.test(relativePath) === true) {
		var regExp = /^\.\.\/()/;
		while (regExp.test(relativePath) === true) {
			relativePath = relativePath.replace(/^\.\.\/()/, '');
			fullPath = fullPath.replace(/\/[^\/]*$/, '');
		}
		absolutePath = fullPath + '/' + relativePath;
	}

	// full path
	else {
		absolutePath = relativePath;
	}
	return absolutePath;
};


//
// wikEd.SanitizeAttributes: see Sanitizer.php
//   wikiCode === true: allow extended set of attributes for existing wikicode

wikEd.SanitizeAttributes = function (tag, attributes, wikiCode, errors) {

	attributes = attributes || '';
	var common;
	var tablealign;
	var tablecell;
	var table;
	if (wikiCode === true) {
		common = '|dir|style|class|lang|id|title|';
		tablealign = '|align|char|charoff|valign|';
		table = '|summary|width|border|frame|rules|cellspacing|cellpadding|align|bgcolor|';
		tablecell = '|abbr|axis|headers|scope|rowspan|colspan|nowrap|width|height|bgcolor|';
	}
	else {
		common = '|dir|';
		table = '|border|cellspacing|cellpadding|align|bgcolor|';
		tablealign = '|align|valign|';
		tablecell = '|rowspan|colspan|nowrap|bgcolor|';
	}
	tag = tag.toLowerCase();
	var sanitized = '';
	var regExpMatch;

	//               1   12       34   45   5   6   632
	var regExp = /\s*(\w+)(\s*=\s*(('|")(.*?)\4|(\w+)))?\s*/g;
	var junk = attributes.replace(regExp, '\x00');
	junk = junk.replace(/^\x00+|\x00\x00+|\x00+$/g, '');
	junk = junk.replace(/\x00/g, '/');
	var error = '';
	if (junk !== '') {
		error += 'Not supported text in attribute. (' + junk + ')';
	}

	// error handling
	if (error !== '') {
		if (errors !== undefined) {
			var attribClean = attributes;
			attribClean = attribClean.replace(/  +/g, ' ');
			attribClean = attribClean.replace(/^ | $/g, '');
			if (attribClean !== '') {
				attribClean = ' ' + attribClean;
			}
			errors.push(error + '(<' + tag + attribClean + '>)');
		}
	}

	while ( (regExpMatch = regExp.exec(attributes)) !== null) {
		var error = '';
		var attrib = regExpMatch[1].toLowerCase();
		var attribValue = regExpMatch[5] || regExpMatch[6] || '';
		var valid = false;
		var tagCheck = '|' + tag + '|';
		var attribCheck = '|' + attrib + '|';

		// empty or missing attributes as parameters for wiki markup
		var flag = false;

		// include non-html wiki markup and  extended set of attributes for existing wikicode
		if (wikiCode === true) {
			if ('|center|em|strong|cite|code|var|sub|sup|dl|dd|dt|tt|b|i|big|small|strike|s|u|rb|rp|ruby|wbr|'.indexOf(tagCheck) >= 0) {
				if ((common).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|div|span|h1|h2|h3|h4|h5|h6|p|'.indexOf(tagCheck) >= 0) {
				if ((common + '|align|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|blockquote|'.indexOf(tagCheck) >= 0) {
				if ((common + '|cite|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|br|'.indexOf(tagCheck) >= 0) {
				if ('|style|clear|'.indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|pre|'.indexOf(tagCheck) >= 0) {
				if ((common + '|width|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|ins|del|'.indexOf(tagCheck) >= 0) {
				if ((common + '|cite|datetime|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('ul'.indexOf(tagCheck) >= 0) {
				if ((common + '|type|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|ol|'.indexOf(tagCheck) >= 0) {
				if ((common + '|type|start|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|li|'.indexOf(tagCheck) >= 0) {
				if ((common + '|type|value|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|table|'.indexOf(tagCheck) >= 0) {
				if ((common + table).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|caption|'.indexOf(tagCheck) >= 0) {
				if ((common + '|align|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|thead|tfoot|tbody|'.indexOf(tagCheck) >= 0) {
				if ((common + tablealign).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|colgroup|col|'.indexOf(tagCheck) >= 0) {
				if ((common + '|span|width|' + tablealign).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|tr|'.indexOf(tagCheck) >= 0) {
				if ((common + '|bgcolor|' + tablealign).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|td|th|'.indexOf(tagCheck) >= 0) {
				if ((common + tablecell + tablealign).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|font|'.indexOf(tagCheck) >= 0) {
				if ((common + '|size|color|face|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|abbr|'.indexOf(tagCheck) >= 0) {
				if ((common).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|hr|'.indexOf(tagCheck) >= 0) {
				if ((common + '|noshade|size|width|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|rt|'.indexOf(tagCheck) >= 0) {
				if ((common + '|rbspan|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|dfn|'.indexOf(tagCheck) >= 0) {
				if (('|name|id|').indexOf(attribCheck) >= 0) { valid = true; }
			}

			// wiki markup
			else if ('|ref|'.indexOf(tagCheck) >= 0) {
				if (('|name|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|references|'.indexOf(tagCheck) >= 0) {
			}
			else if ('|syntaxhighlight|source|'.indexOf(tagCheck) >= 0) {
				if ((common + '|lang|enclose|highlight|line|start|').indexOf(attribCheck) >= 0) {
					valid = true;
					if ( ('|line|'.indexOf(attribCheck) >= 0) && (attribValue === '') ) {
						flag = true;
					}
				}
			}
			else if ('|poem|'.indexOf(tagCheck) >= 0) {
				if ((common + '|compact|').indexOf(attribCheck) >= 0) {
					valid = true;
					if ( ('|compact|'.indexOf(attribCheck) >= 0) && (attribValue === '') ) {
						flag = true;
					}
				}
			}
			else if ('|categorytree|'.indexOf(tagCheck) >= 0) {
				if ((common + '|mode|depth|onlyroot|hideroot|hideprefix|showcount|namespaces|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|gallery|'.indexOf(tagCheck) >= 0) {
				if ((common + '|perrow|widths|heights|caption|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|nowiki|noinclude|includeonly|onlyinclude|inputbox|timeline|imagemap|hiero|charinsert|'.indexOf(tagCheck) >= 0) {
			}
			else if ('|math|'.indexOf(tagCheck) >= 0) {
				if ((common + '|alt|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|score|'.indexOf(tagCheck) >= 0) {
				if ((common + '|lang|midi|override_midi|override_ogg|raw vorbis|').indexOf(attribCheck) >= 0) { valid = true; }
			}
		}

		// strict, for html code to be wikified from external sources (websites, Word)
		else {
			if ('|center|em|strong|cite|code|var|sub|sup|dl|dd|dt|tt|b|i|big|small|strike|s|u|rb|rp|ruby|blockquote|pre|ins|del|wbr|'.indexOf(tagCheck) >= 0) {
				if ((common).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|div|span|h1|h2|h3|h4|h5|h6|p|'.indexOf(tagCheck) >= 0) {
				if ((common + '|align|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|br|'.indexOf(tagCheck) >= 0) {
				if ('|clear|'.indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|ul|'.indexOf(tagCheck) >= 0) {
				if ((common + '|type|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|ol|'.indexOf(tagCheck) >= 0) {
				if ((common + '|type|start|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|li|'.indexOf(tagCheck) >= 0) {
				if ((common + '|type|value|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|table|'.indexOf(tagCheck) >= 0) {
				if ((common + table).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|caption|'.indexOf(tagCheck) >= 0) {
				if ((common + '|align|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|thead|tfoot|tbody|'.indexOf(tagCheck) >= 0) {
				if ((common + tablealign).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|colgroup|col|'.indexOf(tagCheck) >= 0) {
				if ((common + '|span|' + tablealign).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|tr|'.indexOf(tagCheck) >= 0) {
				if ((common + '|bgcolor' + tablealign).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|td|th|'.indexOf(tagCheck) >= 0) {
				if ((common + tablecell + tablealign).indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|font|'.indexOf(tagCheck) >= 0) {
				if ((common + '|color|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|abbr|'.indexOf(tagCheck) >= 0) {
				if ((common + '|title|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|hr|'.indexOf(tagCheck) >= 0) {
				if ((common + '|noshade|size|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|rt|'.indexOf(tagCheck) >= 0) {
				if ((common + '|rbspan|').indexOf(attribCheck) >= 0) { valid = true; }
			}
			else if ('|dfn|'.indexOf(tagCheck) >= 0) {
				if (('|name|id|').indexOf(attribCheck) >= 0) { valid = true; }
			}
		}

		// ignore empty attributes
		if ( (flag !== true) && (attribValue === '') ) {
			error += 'Empty attribute. ';
		}

		// ignore not supported attributes
		if (valid === false) {
			error += 'Not supported attribute ' + attrib + '. ';
		}

		// error handling
		if (error !== '') {
			if (errors !== undefined) {
				var attribClean = attributes;
				attribClean = attribClean.replace(/  +/g, ' ');
				attribClean = attribClean.replace(/^ | $/g, '');
				if (attribClean !== '') {
					attribClean = ' ' + attribClean;
				}
				errors.push(error + '(<' + tag + attribClean + '>)');
			}
			continue;
		}

		// clean up defaults for align
		if (attrib == 'align') {
			if ('|tr|td|th|'.indexOf(tagCheck) >= 0) {
				if (attribValue == 'left') {
					attribValue = '';
				}
			}
		}

		// clean up defaults for valign
		else if (attrib == 'valign') {
			if ('|tr|td|th|'.indexOf(tagCheck) >= 0) {
				if (attribValue == 'top') {
					attribValue = '';
				}
			}
		}

		// clean up style
		else if (attrib == 'style') {

			// remove non-standard Mozilla styles
			attribValue = attribValue.replace(/(^|\s)(-moz-[\w\-]+):\s[\w\-]+;\s*()/g, '$1');
			attribValue = attribValue.replace(/(^|\s)([\w\-]+):\s[^;]*(-moz-[\w\-]+|windowtext)[^;]*;\s*()/g, '$1');

			// remove dimensions from null values
			attribValue = attribValue.replace(/\b0(%|in|cm|mm|em|ex|pt|pc|px)\b/g, '0');

			// remove empty definitions and spaces
			attribValue = attribValue.replace(/[\w\-]+\s*\:\s*; *()/g, '');
			attribValue = attribValue.replace(/\s*(;|:)\s*()/g, '$1 ');
			attribValue = attribValue.replace(/(\s|;)+$/g, ';');
		}

		// clean up class
		else if (attrib == 'class') {

			// remove MS Word classes
			attribValue = attribValue.replace(/^Ms.*$/g, '');
		}

		// add attribute
		if (flag === true) {
			sanitized += ' ' + attrib;
		}
		else if (attribValue !== '') {
			sanitized += ' ' + attrib + '="' + attribValue + '"';
		}
	}
	return sanitized;
};


//
// wikEd.RemoveHighlighting: remove syntax highlighting in obj.html; sets obj.htmlCode if text contains html code
//   expects <br> instead of \n

wikEd.RemoveHighlighting = function (obj) {

	// preserve tags, spaces and newlines in pre tag markup
	obj.html = obj.html.replace(/(&lt;(syntaxhighlight|source|pre)\b[^\/]*?&gt;)((.|\n)*?)(&lt;\/\2&gt;)/gi,
		function(p, p1, p2, p3, p4, p5) {
			p3 = p3.replace(/ /g, '\xa0');
			p3 = p3.replace(/\n/g, '\x00');
			return p1 + p3 + p5;
		}
	);

	// preserve spaces and content in pre, syntaxhighlight, source, and nowiki
	obj.plain = obj.plain.replace(/(&lt;(syntaxhighlight|source|pre|nowiki)\b[^\/]*?&gt;)((.|\n)*?)(&lt;\/\2&gt;)/gi,
		function(p, p1, p2, p3, p4, p5) {
			p3 = p3.replace(/([\[\]{}=*#:;|&])/g, '\x00$1\x00');
			if (/^(syntaxhighlight|source|pre)$/i.test(p2) === true) {
				p3 = p3.replace(/ /g, '\x01');
				p3 = p3.replace(/\n/g, '\x02');
			}
			return p1 + p3 + p5;
		}
	);

	// remove highlighting error messages
	if (wikEd.config.highlightError === true) {
		obj.html = obj.html.replace(/<span\b[^>]*?\bclass="wikEdHighlightError"[^>]*>(.|\n)*?<\/span><!--wikEdHighlightError-->/g, '');
	}

	// remove tablemode highlighting code
	obj.html = wikEd.RemoveTableModeHighlighting(obj.html);

	// remove highlighting and atttribute-free span tags
	obj.html = wikEd.RemoveTag(obj.html, 'span', /\bclass="wikEd[\w\/]+"/);

	// remove highlighting div tags
	obj.html = wikEd.RemoveTag(obj.html, 'div', /\bclass="wikEd[\w\/]+"/, '\x00', '\x00');

	// comments
	obj.html = obj.html.replace(/<!--wikEd[\w\/]+-->/g, '');

	// remove span and font tags from WebKit https://bugs.webkit.org/show_bug.cgi?id=13490
	// filtering these tags does not help, they accumulate anyway
	obj.html = wikEd.RemoveTag(obj.html, 'span|font', /\bclass="(Apple-style-span|Apple-.*?)"/, '\x00', '\x00');

	// remove highlighting div tags from WebKit
	var isRemove = [];

	//                           12             2  3   3     4     4 5             5 1
	obj.html = obj.html.replace(/(([\x00\x01]\s*)?<(\/?)div\b([^>]*)>(\s*[\x00\x01])?)/g,
		function(p, p1, p2, p3, p4, p5) {
			if (p3 === '') {
				if ( (p2 !== '') || (p5 !== '') ) {
					if (/\bstyle="/.test(p4) === true) {
						if (/\bclass="/.test(p4) === false) {
							isRemove.push(true);
							return '';
						}
					}
				}
				isRemove.push(false);
				return p1;
			}
			if (isRemove.pop() === true) {
				return '';
			}
			return p1;
		}
	);
	obj.html = obj.html.replace(/[\x00\x01]/g, '');

	// preserve spaces and newlines in pre tag
	obj.html = obj.html.replace(/(<pre\b[^>]*>)((.|\n)*?)(<\/pre>)/g,
		function(p, p1, p2, p3, p4) {
			p2 = p2.replace(/ /g, '\xa0');
			p2 = p2.replace(/\n/g, '\x00');

			return p1 + p2 + p4;
		}
	);

	// newlines
	obj.html = obj.html.replace(/[\n ]+/g, ' ');
	obj.html = obj.html.replace(/\x00/g, '\n');

	// non-breaking spaces
	obj.html = obj.html.replace(/&nbsp;/g, '\xa0');

	// check for pasted html content
	if (/<(?!br\b)/.test(obj.html) === true) {
		obj.htmlCode = true;
	}
	else {
		obj.htmlCode = false;
	}
	return;
};


//
// wikEd.HighlightSyntaxInit: initialize regExp for syntax highlighting and regExp-to-number array, called during start up
//

wikEd.HighlightSyntaxInit = function () {

	wikEd.parseObj.matchToTag = [''];
	wikEd.parseObj.regExpTags = null;

	// main regular expression search definitions
	// [regular expression fragment, tag, tagClass, tagStart (regexp starts with newline)]
	var tagArray = [
		['(((\\bhttps?:|\\bftp:|\\birc:|\\bgopher:|)\\/\\/)|\\bnews:|\\bmailto:)[^\\x00-\\x20\\s"\\[\\]\\x7f]+', 'inlineURL', 'block'], // inline link

		// not beneficial in current browsers
		// ['[^{}\\[\\]\x00\x01_|!=*#:;"\'\\n\\~\\-]+', 'text', 'ignore'], // chew-up fragment to ignore plain text, triples regExp speed in ancient browsers only, check later if chewed into start of inlineLink; start-with-text tags (PMID,...) have to be tested for separately to benefit from his

		['\x00(nowiki)\\b[^\x00\x01]*\x01(.|\\n)*?\x00/nowiki\\s*\x01', 'nowiki', 'block'], // <nowiki>...</nowiki>
		['\x00(pre)\\b[^\x00\x01]*\x01(.|\\n)*?\x00/pre\\s*\x01',       'pre',    'block'], // <pre>...</pre>
		['\x00(math)\\b[^\x00\x01]*\x01(.|\\n)*?\x00/math\\s*\x01',     'math',   'block'], // <math>...</math>
		['\x00(score)\\b[^\x00\x01]*\x01(.|\\n)*?\x00/score\\s*\x01',   'score',  'block'], // <score>...</score>

		['(^|\\n)([ \xa0]+)(\\S[^\\n]*)',        'preform',       'block'], // "preformatted" text line (leading space)
		['(^|\\n)([*#:;]+)([^\\n]*)',            'list',          'block'], // list line

		['\x00(br|wbr)\\b[^\x00\x01]*\x01', 'void',               'block'], // <br>, <wbr>
		['\x00(\\w+)[^\x00\x01]*?\\/\x01',  'htmlEmpty',          'block'], // <html />

		['\x00(\\w+)[^\x00\x01]*\x01',      'html',                'open'], // <html>
		['\x00\\/(\\w+)[^\x00\x01]*\x01',   'html',               'close'], // </html>

		['(^|\\n)(\\{\\|)',                 'table',               'open'], // table start
		['(^|\\n)(\\|\\}\\})',              'pipeTemplateEnd',    'multi'], // empty template parameter + template end
		['(^|\\n)(\\|\\})',                 'table',              'close'], // table end

		['(^|\\n)(\\|\\+)',                 'tableCaption',        'open'], // table caption
		['(^|\\n)(\\|\\-)',                 'row',                 'open'], // table row

		['(^|\\n)(\\|)',                    'newlinePipe',        'block'], // table cell, wikilink separator, file parameter separator, empty template parameter
		['\\|\\|',                          'doublePipe',         'block'], // table cell separator, empty file parameter separator, empty template parameters
		['\\|',                             'pipe',               'block'], // table cell attribute separator, table caption parameter separator, wikilink separator, file parameter separator, redirect separator, template parameter parameter

		['(^|\\n)(!)',                      'header',              'open'], // table header cell
		['!!',                              'headerSep',           'open'], // table header cell separator

		['\\{{2,}',                         'paramTempl',          'open'], // template or parameter start
		['\\}{2,}',                         'paramTempl',         'close'], // template parameter end

		['(^\\s*)#REDIRECT(?=\\s*\\[\\[)',  'redirect',           'block'], // redirect

		['\\[\\[(?=(Image|File|Media|' + wikEd.config.text['wikicode Image'] + '|' + wikEd.config.text['wikicode File'] + '|' + wikEd.config.text['wikicode Media'] + ')\\s*:\\s*)', 'file', 'open'], // file link start /// add translation
		['\\[\\[',                          'link', 'open'],                // wikilink, category start with interlink detection
		['\\]\\]',                          'doubleCloseBracket', 'close'], // wikilink, category, file link, redirect end

		['\\[((((https?:|ftp:|irc:|gopher:|)\\/\\/)|news:|mailto:)[^\\x00-\\x20\\s"\\[\\]\\x7f]+)(\\s*)', 'external',  'open'], // external link start; up?? [[url]] detected as ext link!
		['\\]',                             'external',           'close'], // external link end

		['(^|\\n)={1,6}',                   'heading',             'open'], // heading start - heading can contain multi-line templates and <tag>s, all single-line
		['={1,6}[ \xa0\\t]*(?=(\\n|$))',    'heading',            'close'], // heading end

		['\\\'{2,}',                        'boldItalic',         'multi'], // bold, italic

		['__(' + wikEd.magicWords + ')__',  'magic',              'block'], // magic words
		['~{3,5}',                          'signature',          'block'], // signature
		['(^|\\n)\\-{4,}',                  'hr',                 'block'], // hr
		['(\\n|$)',                         'newline',            'block']  // breaks: heading, lists, external link, wikilink before

	];

	// parse tag array into regular expression string and parenthesized substring match-to-tag info array
	var regExpStrings = [];
	for (var i = 0; i < tagArray.length; i ++) {
		var regExpSub = tagArray[i][0];
		var tag = tagArray[i][1];
		var tagClass = tagArray[i][2];

		// add parenthesized sub regExp to regexp array
		regExpStrings.push('(' + regExpSub + ')');

		// detect if a fragment starts with (^|\\n) to handle the leading newlines
		var tagStart = false;
		if (/^\(\^\|\\n\)/.test(regExpSub) === true) {
			tagStart = true;
		}

		// save tag information for matched parenthesis
		wikEd.parseObj.matchToTag.push( [tag, tagClass, tagStart] );

		// add empty entry for all sub parentheses, ignore (? and \(
		var pos = 0;
		while ( (pos = regExpSub.indexOf('(', pos) + 1) > 0) {
			if (regExpSub.charAt(pos) != '?') {
				if (regExpSub.charAt(pos - 2) != '\\') {
					wikEd.parseObj.matchToTag.push( [] );
				}
			}
		}
	}

	// create regExp from or-joined parenthesized sub regExps
	wikEd.parseObj.regExpTags = new RegExp(regExpStrings.join('|'), 'gi');

	return;
};


//
// wikEd.HighlightSyntax: highlight syntax in obj.html;
//   existing highlighting must have been removed using wikEd.RemoveHighlighting
//   expects < > &lt; &gt; &amp;  \xa0 instead of &nbsp;  \n instead of <br>
// known bugs:
// - templates inside elements
// - fragment highlighting misses surrounding html
//
// this is a real wikicode parser that works as follows:
//   cycle through the text with a complex regexp search for wikicode and highlighting fragments
//     build an array-based tree structure of text elements
//       tag info: text pos, text length, tag type (open, close, block, error)
//       connectivity info: parent, firstChild, nextSibling, paired opening/closing (all array indexes)
//   add actual highlighting html code to parse tree elements
//
/* TO DO:
heading closes links
valid table markup: \n :{|
preformatted lines: space-only lines inside and as last allowed
*/

wikEd.HighlightSyntax = function (obj, noTimeOut, keepComments, noBlocks) {

	// start timer to cancel after wikEd.config.maxHighlightTime ms
	var highlightStartDate = new Date();

	// linkify raw watchlist
	if (wikEd.editWatchlist === true) {
		obj.html = obj.html.replace(/(.*)/gm,
			function(p, p1) {
				var ns = '';
				var article = p1;
				var regExp = /^(.*?:)(.*)$/;
				var regExpMatch = regExp.exec(article);
				if (regExpMatch !== null) {
					ns = regExpMatch[1];
					article = regExpMatch[2];
				}
				var html = '<span class="wikEdWatchlistLink" ' + wikEd.HighlightLinkify(ns, article) + '>' + p + '</span>';
				return html;
			}
		);
		return;
	}

	// &lt; &gt; &amp; to \x00 \x01 &
	obj.html = obj.html.replace(/&lt;/g, '\x00');
	obj.html = obj.html.replace(/&gt;/g, '\x01');
	obj.html = obj.html.replace(/&amp;/g, '&');

	// trailing, leading, and multi spaces to nbsp
	obj.html = obj.html.replace(/^ | $/gm, '\xa0');
	obj.html = obj.html.replace(/(\n|\xa0 | ) /g, '$1\xa0');

	// define parse object
	var parseObj = {

		// tree object that holds nodes to be sorted and joined for final text:
		// { 'tag': , 'parent': , 'firstChild': , 'nextSibling': , 'start': , 'tagLength': , 'type': , 'paired': , 'pairedPos': , 'left': , 'right': , 'index': , 'attrib': , 'newline': }
		'tree': [],

		// main regular expression for syntactic elements
		'regExp': null,

		// last match
		'regExpMatch': null,

		// highlight whole text or fragment
		'whole': false,

		// ignore leading closing tags for fragment highlighting
		'addedOpenTag': false,

		// quick references
		'lastOpenTag': null,
		'lastOpenNode': 0,

		// filtered ignore p tags
		'lastOpenNodeFiltered': null,
		'lastOpenTagFiltered': null,

		'secondlastOpenNodeFiltered': null,
		'secondlastOpenTagFiltered': null,
	};

	// add root node
	parseObj.tree[0] = { 'type': 'root' };

	// clear array of link addresses and preview image ids
	if (obj.whole === true) {
		parseObj.whole = true;
		wikEd.wikiLinks = [];
		wikEd.referenceArray = [];
		wikEd.templateArray = [];
		wikEd.charEntityArray = [];
		wikEd.HighlightNamedHideButtonsStylesheet = new wikEd.StyleSheet(wikEd.frameDocument);
		wikEd.filePreviewNo = 0;
		wikEd.filePreviewIds = [];
	}

	// take out comments and html formatting to be kept
	var content = '';
	var from = 0;
	var commentsLength = 0;
	var regExpMatch;
	var regExpComments = /(\x00!--(.|\n)*?--\x01)|(<[^>]*>)/g;
	while ( (regExpMatch = regExpComments.exec(obj.html)) !== null) {
		var tag;
		var p1 = regExpMatch[1] || '';
		var p2 = regExpMatch[2] || '';
		if (p1 !== '') {
			tag = 'comment';
		}
		else if (p2 !== '') {
			tag = 'keep';
		}
		parseObj.tree.push( { 'tag': tag, 'start': regExpMatch.index - commentsLength, 'tagLength': 0, 'type': tag, 'left': regExpMatch[0] } );
		content += obj.html.substring(from, regExpMatch.index);
		commentsLength += regExpMatch[0].length;
		from = regExpComments.lastIndex;
	}
	if (parseObj.tree.length > 0) {
		content += obj.html.substring(from);
		obj.html = content;
	}

	//// opening block tags and templates break link?

	// show main parsing regExp:
	// WED('regExp', wikEd.parseObj.regExpTags.toString().replace(/\x00/g, '<').replace(/\x01/g, '>').replace(/\n/g, '\\n'));

	// cycle through text and find tags with a regexp search
	wikEd.parseObj.regExpTags.lastIndex = 0;
	while ( (parseObj.regExpMatch = wikEd.parseObj.regExpTags.exec(obj.html)) !== null) {

		// cancel highlighting after wikEd.config.maxHighlightTime ms
		if (noTimeOut !== true) {
			var currentDate = new Date();
			if ( (currentDate - highlightStartDate) > wikEd.config.maxHighlightTime) {
				break;
			}
		}

		var tagMatch = parseObj.regExpMatch[0];
		var tagFrom = parseObj.regExpMatch.index;
		var tagLength = tagMatch.length;
		var tagTo = tagFrom + tagLength;
		var tagProperties = [];
		var tagMatchParenth = 0;

		// get regexp index number from first defined parenthesized submatch
		var tag = '';
		var tagClass = '';
		var tagStart = '';
		for (var i = 1; i < wikEd.parseObj.matchToTag.length; i ++) {
			if (typeof parseObj.regExpMatch[i] != 'undefined') {

				// get tag information
				tag = wikEd.parseObj.matchToTag[i][0];
				tagClass = wikEd.parseObj.matchToTag[i][1];
				tagStart = wikEd.parseObj.matchToTag[i][2];
				tagMatchParenth = i;
				break;
			}
		}

		// handle chew-up regExp matches that massively speed up regexp search
		if (tagClass == 'ignore') {

			// move regExp pointer back if chew-up regExp fragment has eaten into the start of an inline link
			if (obj.html.charAt(wikEd.parseObj.regExpTags.lastIndex) == ':') {
				var regExpMatch = /(https?|ftp|irc|gopher)$/.exec(tagMatch);
				if (regExpMatch !== null) {
					wikEd.parseObj.regExpTags.lastIndex = wikEd.parseObj.regExpTags.lastIndex - regExpMatch[0].length;
				}
			}
			continue;
		}

		// detect and remove newline from leading (^|\n) in sub-regexp: table, pipeTemplateEnd, tableCaption, row, newlinePipe, header
		var leadingNewline = false;
		if (tagStart === true) {
			if (parseObj.regExpMatch[tagMatchParenth + 1] == '\n') {
				tagFrom ++;
				tagLength --;
				leadingNewline = true;
				tagProperties.push(['newline', true]);
			}
		}

		// newlines close or end certain tags
		if (leadingNewline === true) {
			wikEd.HighlightBuildTree('newline', 'close', tagFrom, 0, parseObj);
		}
		var openNode = parseObj.tree[parseObj.lastOpenNodeFiltered];

		// get attrib text
		if ( (tagClass == 'open') && ( (tag == 'table') || (tag == 'row') ) ) {
			var attribEnd = obj.html.indexOf('\n', tagTo);
			if (attribEnd == -1) {
				attribEnd = null;
			}
			var attribText = obj.html.substring(tagTo, attribEnd);
			if (attribText !== '') {
				attribText = attribText.replace(/^ +| +$/g, '');
				tagProperties.push(['attrib', attribText]);
			}
		}

		// no wikicode in link target, template, or parameter name
		if ( (parseObj.lastOpenTag == 'link') || (parseObj.lastOpenTag == 'template') || (parseObj.lastOpenTag == 'parameter') ) {

			if ( (openNode !== undefined) && (openNode.firstChild === null) ) {

				// allow templates and template parameters, template and link separators, and newline
				if (
					( (tagClass == 'open') && (tag != 'paramTempl') ) ||
					( (tagClass == 'block') && (tag != 'newlinePipe') && (tag != 'doublePipe') && (tag != 'pipe') && (tag != 'headerSep') && (tag != 'newline') && (tag != 'preform') ) //// preform ok?
				) {

					// convert opening tag to error and continue
					var errorText;
					if (parseObj.lastOpenTag == 'link') {
						errorText = wikEd.config.text.wikEdErrorCodeInLinkName;
					}
					else if (parseObj.lastOpenTag == 'template') {
						errorText = wikEd.config.text.wikEdErrorCodeInTemplName;
					}
					else if (parseObj.lastOpenTag == 'parameter') {
						errorText = wikEd.config.text.wikEdErrorCodeInParamName;
					}
					wikEd.HighlightMarkLastOpenNode(errorText, parseObj);
					wikEd.HighlightGetLevel(parseObj);
				}
			}
		}

		// handle current tag by dispatching infos to stack manager that builds a hierarchical tree
		switch (tag) {

			// non-ambiguous tags
			case 'nowiki':
			case 'pre':
			case 'math':
			case 'score':
			case 'void':
			case 'file':
			case 'heading':
			case 'redirect':
			case 'magic':
			case 'signature':
			case 'hr':
				wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj);
				break;

			// bold and italic
			case 'boldItalic':
				switch (tagLength) {
					case 2:
						switch(parseObj.lastOpenTagFiltered) {
							case 'italic':
								wikEd.HighlightBuildTree('italic', 'close', tagFrom, tagLength, parseObj);
								break;
							case 'boldItalic':
								wikEd.HighlightTreeRedefine(parseObj.lastOpenNodeFiltered, 'italic', 3, 2, parseObj);
								wikEd.HighlightTreeRedefine(parseObj.secondlastOpenNodeFiltered, 'bold', 0, 3, parseObj);
								wikEd.HighlightGetLevel(parseObj);
								wikEd.HighlightBuildTree('italic', 'close', tagFrom, tagLength, parseObj);
								break;
							default:
								wikEd.HighlightBuildTree('italic', 'open', tagFrom, tagLength, parseObj);
						}
						break;
					case 3:
						switch(parseObj.lastOpenTagFiltered) {
							case 'bold':
								wikEd.HighlightBuildTree('bold', 'close', tagFrom, tagLength, parseObj);
								break;
							case 'boldItalic':
								wikEd.HighlightTreeRedefine(parseObj.lastOpenNodeFiltered, 'bold', 2, 3, parseObj);
								wikEd.HighlightTreeRedefine(parseObj.secondlastOpenNodeFiltered, 'italic', 0, 2, parseObj);
								wikEd.HighlightGetLevel(parseObj);
								wikEd.HighlightBuildTree('bold', 'close', tagFrom, tagLength, parseObj);
								break;
							default:
								wikEd.HighlightBuildTree('bold', 'open', tagFrom, tagLength, parseObj);
						}
						break;
					case 5:
						switch(parseObj.lastOpenTagFiltered) {
							case 'bold':
								if (parseObj.secondlastOpenTagFiltered == 'italic') {
									wikEd.HighlightBuildTree('bold', 'close', tagFrom, 3, parseObj);
									wikEd.HighlightBuildTree('italic', 'close', tagFrom + 3, 2, parseObj);
								}
								else {
									wikEd.HighlightBuildTree('bold', 'close', tagFrom, 3, parseObj);
									wikEd.HighlightBuildTree('italic', 'open', tagFrom + 3, 2, parseObj);
								}
								break;
							case 'italic':
								if (parseObj.secondlastOpenTagFiltered == 'bold') {
									wikEd.HighlightBuildTree('italic', 'close', tagFrom, 2, parseObj);
									wikEd.HighlightBuildTree('bold', 'close', tagFrom + 2, 3, parseObj);
								}
								else {
									wikEd.HighlightBuildTree('italic', 'close', tagFrom, 2, parseObj);
									wikEd.HighlightBuildTree('bold', 'open', tagFrom + 2, 3, parseObj);
								}
								break;
							case 'boldItalic':
								wikEd.HighlightTreeRedefine(parseObj.secondlastOpenNodeFiltered, 'bold', 0, 3, parseObj);
								wikEd.HighlightTreeRedefine(parseObj.lastOpenNodeFiltered, 'italic', 3, 2, parseObj);
								wikEd.HighlightGetLevel(parseObj);
								parseObj.lastOpenTag = 'italic';
								wikEd.HighlightBuildTree('italic', 'close', tagFrom, 2, parseObj);
								wikEd.HighlightBuildTree('bold', 'close', tagFrom + 2, 3, parseObj);
								break;
							default:
								wikEd.HighlightBuildTree('boldItalic', 'open', tagFrom, tagLength, parseObj);
								wikEd.HighlightBuildTree('boldItalic', 'open', tagFrom, tagLength, parseObj);
						}
						break;
					default:
						parseObj.tree.push( { 'start': tagFrom, 'tagLength': tagLength, 'type': 'error', 'left': wikEd.config.text.wikEdErrorBoldItalic } );
						break;
				}
				break;

			// templParam: template or template parameter
			case 'paramTempl':

				// template or parameter
				var paramTemplTag = tag;
				if (tagLength == 2) {
					paramTemplTag = 'template';
				}
				else if (tagLength == 3) {
					paramTemplTag = 'parameter';
				}

				// open paramTempl
				if (tagClass == 'open') {
					wikEd.HighlightBuildTree(paramTemplTag, tagClass, tagFrom, tagLength, parseObj);

					// add spare elements for later disambiguation
					if (paramTemplTag == 'paramTempl') {
						for (var pos = 2; pos < tagLength - 1; pos = pos + 2) {
							wikEd.HighlightBuildTree(paramTemplTag, tagClass, tagFrom, tagLength, parseObj);
						}
					}
				}

				// close paramTempl
				else {

					// no opening tag, delegate error handling
					if ( (parseObj.lastOpenNode === 0) || (parseObj.lastOpenNode === null) ) {
						wikEd.HighlightBuildTree(paramTemplTag, tagClass, tagFrom, tagLength, parseObj);
						break;
					}
					if (openNode === undefined) {
						wikEd.HighlightBuildTree(paramTemplTag, tagClass, tagFrom, tagLength, parseObj);
						break;
					}

					// close template or parameter, open and close defined
					if (
						( (paramTemplTag == 'template') && (parseObj.lastOpenTagFiltered == 'template') ) ||
						( (paramTemplTag == 'parameter') && (parseObj.lastOpenTagFiltered == 'parameter') ) ||
						( (paramTemplTag == 'parameter') && (parseObj.lastOpenTagFiltered == 'parameterPiped') )
					) {
						wikEd.HighlightBuildTree(paramTemplTag, tagClass, tagFrom, tagLength, parseObj);
					}

					// closing defines ambiguous opening
					else if (
						( (paramTemplTag == 'template') || (paramTemplTag == 'parameter') ) &&
						(parseObj.lastOpenTagFiltered == 'paramTempl') &&
						(openNode.tagLength >= tagLength)
					) {

						// redefine ambiguous opening
						wikEd.HighlightTreeRedefine(parseObj.lastOpenNodeFiltered, paramTemplTag, openNode.tagLength - tagLength, tagLength, parseObj);

						// adjust all ambiguous parents
						var redefinedTag;
						var redefinedLength;
						var nodeNo = openNode.parent;
						while ( (nodeNo !== 0) && (nodeNo !== null) && (nodeNo !== undefined) ) {
							var node = parseObj.tree[nodeNo];
							if (node.tag != 'paramTempl') {
								break;
							}

							if (nodeNo == openNode.parent) {
								redefinedTag = node.tag;
								redefinedLength = node.tagLength - tagLength;
							}

							// ignore spare paramTempl opening tags like p tags
							if (redefinedLength === 0) {
								redefinedTag = 'spare';
							}

							// mark remaining single { as error
							else if (redefinedLength == 1) {
								parseObj.tree.push( {
									'start': node.start,
									'tagLength': node.tagLength,
									'type': 'error',
									'left': wikEd.config.text.wikEdErrorTemplParam
								} );
								redefinedTag = 'spare';
							}

							// this is a template
							else if (redefinedLength == 2) {
								node.tag = 'template';
							}

							// this is a parameter
							else if (redefinedLength == 3) {
								node.tag = 'parameter';
							}

							// redefine parent
							wikEd.HighlightTreeRedefine(nodeNo, redefinedTag, null, redefinedLength, parseObj);

							// all further opening paramTempl tags are spare
							if (redefinedLength <= 3) {
								redefinedTag = 'spare';
								redefinedLength = 0;
							}

							// up one level
							nodeNo = node.parent;
						}
						wikEd.HighlightGetLevel(parseObj);

						// and close innermost tag
						wikEd.HighlightBuildTree(paramTemplTag, tagClass, tagFrom, tagLength, parseObj);
					}

					// opening defines ambiguous closing
					else if ( (
						(openNode.tag == 'template') ||
						(openNode.tag == 'parameter') ||
						(openNode.tag == 'parameterPiped') ) && (tagLength >= openNode.tagLength)
					) {
						wikEd.HighlightBuildTree(openNode.tag, tagClass, tagFrom, openNode.tagLength, parseObj);
						wikEd.parseObj.regExpTags.lastIndex = wikEd.parseObj.regExpTags.lastIndex - tagLength + openNode.tagLength;
					}

					// both ambiguous
					else if (
						(paramTemplTag == 'paramTempl') &&
						(openNode.tag == 'paramTempl') &&
						( (openNode.tagLength > 3) && (tagLength > 3) )
					) {
						parseObj.tree.push( {
							'start': openNode.start,
							'tagLength': openNode.tagLength,
							'type': 'error',
							'left': wikEd.config.text.wikEdErrorTemplParamAmbig
						} );
						parseObj.tree.push( {
							'start': tagFrom,
							'tagLength': tagLength,
							'type': 'error',
							'left': wikEd.config.text.wikEdErrorTemplParamAmbig
						} );
					}

					// opening and closing do not match
					else {
						parseObj.tree.push( {
							'start': openNode.start,
							'tagLength': openNode.tagLength,
							'type': 'error',
							'left': wikEd.config.text.wikEdErrorTemplParam
						} );
						parseObj.tree.push( {
							'start': tagFrom,
							'tagLength': tagLength,
							'type': 'error',
							'left': wikEd.config.text.wikEdErrorTemplParam
						} );
					}
				}
				break;

			// wikilink
			case 'link':
				wikEd.HighlightBuildTree(tag, tagClass, tagFrom, 2, parseObj);
				break;

			// inline link block and external link
			case 'inlineURL':
			case 'external':

				// trailing punctuation not part of inline links
				if (tag == 'inlineURL') {
					var regExpMatch;
					if (/\(/.test(tagMatch) === true) {
						regExpMatch = /^(.*?)([.,:;\\!?)]+)$/.exec(tagMatch);
					}
					else {
						regExpMatch = /^(.*?)([.,:;\\!?]+)$/.exec(tagMatch);
					}
					if (regExpMatch !== null) {
						wikEd.parseObj.regExpTags.lastIndex = tagFrom + regExpMatch[1].length;
						tagMatch = regExpMatch[1];
						tagLength = tagMatch.length;
						tagTo = tagFrom + tagLength;
					}
				}

				// urls in templates or tables are interrupted by tag strings
				if (tag == 'inlineURL') {
					var node = parseObj.tree[parseObj.lastOpenNode];
					while ( (node !== undefined) && (node !== null) ) {

						// urls in templates are interrupted by }} and |
						if ( (node.tag == 'template') || (node.tag == 'paramTempl') || (node.tag == 'parameter') || (node.tag == 'parameterPiped') ) {
							var regExpMatch;
							if ( (regExpMatch = /^(.*?)(\}\}|\|)(.*?)$/.exec(tagMatch)) !== null) {
								wikEd.parseObj.regExpTags.lastIndex = tagFrom + regExpMatch[1].length;
								tagMatch = regExpMatch[1];
								tagLength = tagMatch.length;
								tagTo = tagFrom + tagLength;
							}
							break;
						}

						// urls in tables are interrupted by ||
						else if (node.tag == 'table') {
							var regExpMatch;
							if ( (regExpMatch = /^(.*?)(\}\}|\|)(.*?)$/.exec(tagMatch)) !== null) {
								wikEd.parseObj.regExpTags.lastIndex = tagFrom + regExpMatch[1].length;
								tagMatch = regExpMatch[1];
								tagLength = tagMatch.length;
								tagTo = tagFrom + tagLength;
							}
							break;
						}
						node = parseObj.tree[node.parent];
					}
				}

				// dissect external [url text
				if (tag == 'external') {
					if (tagClass == 'open') {
						var url = parseObj.regExpMatch[tagMatchParenth + 1];
						var spaces = parseObj.regExpMatch[tagMatchParenth + 5];
						wikEd.HighlightBuildTree(tag, tagClass, tagFrom, 1, parseObj);
						wikEd.HighlightBuildTree('externalURL', 'block', tagFrom + 1, url.length, parseObj);
						wikEd.HighlightBuildTree('externalText', tagClass, tagFrom + 1 + url.length + spaces.length, 0, parseObj);
					}

					// close ], ignore false positive non-tags that have no opening [
					else {
						var node = parseObj.tree[parseObj.lastOpenNode];
						while ( (node !== null) && (node !== undefined) ) {
							if (node.tag == tag) {
								break;
							}
							node = parseObj.tree[node.parent];
						}
						if ( (node !== null) && (node !== undefined) ) {
							if (node.parent !== null) {
								wikEd.HighlightBuildTree('externalText', tagClass, tagFrom, 0, parseObj);
								wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj);
							}
						}
					}
					break;
				}

				wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj);
				break;

			// <html>
			case 'html':
				var htmlTag = parseObj.regExpMatch[tagMatchParenth + 1].toLowerCase();
				if (/^(ref|references|sub|sup|u|s|p|wbr)$/i.test(htmlTag) === true) {
					wikEd.HighlightBuildTree(htmlTag, tagClass, tagFrom, tagLength, parseObj);
				}
				else if (/^(table|tr|td|th|col|thead|tfoot|tbody|colgroup|caption|abbr|big|blockquote|center|code|del|div|font|ins|small|span|strike|tt|rb|rp|rt|ruby|nowiki|math|score|noinclude|includeonly|onlyinclude|gallery|categorytree|charinsert|hiero|imagemap|inputbox|poem|syntaxhighlight|source|timeline)$/.test(htmlTag) === true) {
					wikEd.HighlightBuildTree(htmlTag, tagClass, tagFrom, tagLength, parseObj);
				}
				else {
					wikEd.HighlightBuildTree('htmlUnknown', 'block', tagFrom, tagLength, parseObj);
				}
				break;

			// <html />
			case 'htmlEmpty':
				var htmlTag = parseObj.regExpMatch[tagMatchParenth + 1].toLowerCase();
				if (/^(references|ref|br|p|wbr)$/i.test(htmlTag) === true) {
					wikEd.HighlightBuildTree(htmlTag, tagClass, tagFrom, tagLength, parseObj);
				}
				else {
					wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj);
				}
				break;

			// |}}: table end or empty template parameter + template end
			case 'pipeTemplateEnd':
				switch (parseObj.lastOpenTagFiltered) {
					case 'table':
						wikEd.HighlightBuildTree('table', 'close', tagFrom, 2, parseObj, tagProperties);
						break;
					case 'tableAttrib':
						wikEd.HighlightBuildTree('tableAttrib', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('table', 'close', tagFrom, 2, parseObj, tagProperties);
						break;
					case 'tableCaption':
						wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('table', 'close', tagFrom, 2, parseObj, tagProperties);
						break;
					case 'captionAttrib':
						wikEd.HighlightBuildTree('captionAttrib', 'close', openNode.start + openNode.tagLength, 0, parseObj);
						wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('table', 'close', tagFrom, 2, parseObj, tagProperties);
						break;
					case 'row':
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('table', 'close', tagFrom, 2, parseObj, tagProperties);
						break;
					case 'rowAttrib':
						wikEd.HighlightBuildTree('rowAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'close', tagFrom, 2, parseObj);
						break;
					case 'header':
						wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('table', 'close', tagFrom, 2, parseObj, tagProperties);
						break;
					case 'cell':
						wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('table', 'close', tagFrom, 2, parseObj, tagProperties);
						break;
					case 'template':
						wikEd.HighlightBuildTree('templateParam', 'block', tagFrom, 1, parseObj);
						wikEd.HighlightBuildTree('template', 'close', tagFrom + 1, 2, parseObj);
					break;
				}
				break;

			// {|, |}: table
			case 'table':
				if (tagClass == 'open') {
					switch (parseObj.lastOpenTagFiltered) {
						case 'tableAttrib':
							wikEd.HighlightBuildTree('tableAttrib', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'tableCaption':
							wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'captionAttrib':
							wikEd.HighlightBuildTree('captionAttrib', 'close', openNode.start + openNode.tagLength, 0, parseObj);
							wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'row':
							wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'rowAttrib':
							wikEd.HighlightBuildTree('rowAttrib', 'close', tagFrom - 1, 0, parseObj);
							wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'header':
							break;
						case 'headerAttrib':
							wikEd.HighlightBuildTree('headerAttrib', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'cell':
							break;
						case 'cellAttrib':
							wikEd.HighlightBuildTree('cellAttrib', 'close', tagFrom - 1, 0, parseObj);
							break;
					}
					wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj, tagProperties);
					wikEd.HighlightBuildTree('tableAttrib', 'open', tagTo, 0, parseObj);
				}

				// close close
				else {
					switch (parseObj.lastOpenTagFiltered) {
						case 'tableAttrib':
							wikEd.HighlightBuildTree('tableAttrib', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'tableCaption':
							wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'captionAttrib':
							wikEd.HighlightBuildTree('captionAttrib', 'close', openNode.start + openNode.tagLength, 0, parseObj);
							wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'row':
							wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'rowAttrib':
							wikEd.HighlightBuildTree('rowAttrib', 'close', tagFrom - 1, 0, parseObj);
							wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'header':
							wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
							wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'headerAttrib':
							wikEd.HighlightBuildTree('headerAttrib', 'close', tagFrom - 1, 0, parseObj);
							wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
							wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'cell':
							wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
							wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
							break;
						case 'cellAttrib':
							wikEd.HighlightBuildTree('cellAttrib', 'close', tagFrom - 1, 0, parseObj);
							wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
							wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
							break;
					}
					wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj, tagProperties);
				}
				break;

			// ]]: wikilink, file link, redirect
			case 'doubleCloseBracket':
				if (parseObj.lastOpenTagFiltered == 'file') {
					wikEd.HighlightBuildTree(parseObj.lastOpenTagFiltered, tagClass, tagFrom, tagLength, parseObj);
				}
				else {
					wikEd.HighlightBuildTree('link', tagClass, tagFrom, tagLength, parseObj);
				}
				break;

			// \n|: table cell, wikilink separator, file parameter separator, redirect separator, empty template parameter
			case 'newlinePipe':
				switch (parseObj.lastOpenTagFiltered) {
					case 'table':
						wikEd.HighlightBuildTree('row', 'open', tagFrom, 0, parseObj);
						break;
					case 'tableAttrib':
						wikEd.HighlightBuildTree('tableAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'open', tagFrom, 0, parseObj);
						break;
					case 'tableCaption':
						wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'open', tagFrom, 0, parseObj);
						break;
					case 'captionAttrib':
						wikEd.HighlightBuildTree('captionAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'open', tagFrom, 0, parseObj);
						break;
					case 'row':
						break;
					case 'rowAttrib':
						wikEd.HighlightBuildTree('rowAttrib', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'header':
						wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'headerAttrib':
						wikEd.HighlightBuildTree('headerAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'cell':
						wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'cellAttrib':
						wikEd.HighlightBuildTree('cellAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'link':
						wikEd.HighlightBuildTree('linkParam', tagClass, tagFrom, tagLength, parseObj);
						break;
					case 'file':
						wikEd.HighlightBuildTree('fileParam', tagClass, tagFrom, tagLength, parseObj);
						break;
					case 'template':
					case 'paramTempl':
						wikEd.HighlightBuildTree('templateParam', tagClass, tagFrom, tagLength, parseObj);
						break;
				}
				switch (parseObj.lastOpenTagFiltered) {
					case 'table':
					case 'tableAttrib':
					case 'tableCaption':
					case 'captionAttrib':
					case 'row':
					case 'rowAttrib':
					case 'header':
					case 'headerAttrib':
					case 'cell':
					case 'cellAttrib':
						wikEd.HighlightBuildTree('cell', 'open', tagFrom, tagLength, parseObj, tagProperties);
						wikEd.HighlightBuildTree('cellAttrib', 'open', tagTo, 0, parseObj);
				}
				break;

			// \n!: header
			case 'header':
				switch (parseObj.lastOpenTagFiltered) {
					case 'table':
						wikEd.HighlightBuildTree('row', 'open', tagFrom, 0, parseObj);
						break;
					case 'tableAttrib':
						wikEd.HighlightBuildTree('tableAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'open', tagFrom, 0, parseObj);
						break;
					case 'tableCaption':
						wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'open', tagFrom, 0, parseObj);
						break;
					case 'captionAttrib':
						wikEd.HighlightBuildTree('captionAttrib', 'close', openNode.start + openNode.tagLength, 0, parseObj);
						wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'open', tagFrom, 0, parseObj);
						break;
					case 'row':
						break;
					case 'rowAttrib':
						wikEd.HighlightBuildTree('rowAttrib', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'header':
						wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'headerAttrib':
						wikEd.HighlightBuildTree('headerAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'cell':
						wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'cellAttrib':
						wikEd.HighlightBuildTree('cellAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
						break;
				}
				wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj, tagProperties);
				wikEd.HighlightBuildTree('headerAttrib', 'open', tagTo, 0, parseObj);
				break;

			// ||: table cell separator, empty file parameter separator, empty template parameters
			case 'doublePipe':
				switch (parseObj.lastOpenTagFiltered) {
					case 'header':
						wikEd.HighlightBuildTree('header', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'open', tagFrom, tagLength, parseObj);
						wikEd.HighlightBuildTree('headerAttrib', 'open', tagTo, 0, parseObj);
						break;
					case 'headerAttrib':
						wikEd.HighlightBuildTree('headerAttrib', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'open', tagFrom, tagLength, parseObj);
						wikEd.HighlightBuildTree('headerAttrib', 'open', tagTo, 0, parseObj);
						break;
					case 'cell':
						wikEd.HighlightBuildTree('cell', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('cell', 'open', tagFrom, tagLength, parseObj);
						wikEd.HighlightBuildTree('cellAttrib', 'open', tagTo, 0, parseObj);
						break;
					case 'cellAttrib':
						wikEd.HighlightBuildTree('cellAttrib', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('cell', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('cell', 'open', tagFrom, tagLength, parseObj);
						wikEd.HighlightBuildTree('cellAttrib', 'open', tagTo, 0, parseObj);
						break;
					case 'link':
						wikEd.HighlightBuildTree('linkParam', tagClass, tagFrom, 1, parseObj);
						break;
					case 'file':
						wikEd.HighlightBuildTree('fileParam', tagClass, tagFrom, 1, parseObj);
						wikEd.HighlightBuildTree('fileParam', tagClass, tagFrom + 1, 1, parseObj);
						break;
					case 'template':
					case 'paramTempl':
						wikEd.HighlightBuildTree('templateParam', tagClass, tagFrom, 1, parseObj);
						wikEd.HighlightBuildTree('templateParam', tagClass, tagFrom + 1, 1, parseObj);
						break;
				}
				break;

			// !!: table header separator
			case 'headerSep':
				switch (parseObj.lastOpenTagFiltered) {
					case 'header':
						wikEd.HighlightBuildTree('header', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'open', tagFrom, tagLength, parseObj);
						wikEd.HighlightBuildTree('headerAttrib', 'open', tagTo, 0, parseObj);
						break;
					case 'headerAttrib':
						wikEd.HighlightBuildTree('headerAttrib', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'close', tagFrom, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'open', tagFrom, tagLength, parseObj);
						wikEd.HighlightBuildTree('headerAttrib', 'open', tagTo, 0, parseObj);
						break;
				}
				break;

			// |-, |+: table caption, table row
			case 'tableCaption':
			case 'row':
				switch (parseObj.lastOpenTagFiltered) {
					case 'table':
						break;
					case 'tableAttrib':
						wikEd.HighlightBuildTree('tableAttrib', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'tableCaption':
						wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'captionAttrib':
						wikEd.HighlightBuildTree('captionAttrib', 'close', openNode.start + openNode.tagLength, 0, parseObj);
						wikEd.HighlightBuildTree('tableCaption', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'row':
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'rowAttrib':
						wikEd.HighlightBuildTree('rowAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'header':
						wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'headerAttrib':
						wikEd.HighlightBuildTree('headerAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('header', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'cell':
						wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						break;
					case 'cellAttrib':
						wikEd.HighlightBuildTree('cellAttrib', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('cell', 'close', tagFrom - 1, 0, parseObj);
						wikEd.HighlightBuildTree('row', 'close', tagFrom - 1, 0, parseObj);
						break;
				}
				wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj, tagProperties);
				if (tag == 'row') {
					wikEd.HighlightBuildTree('rowAttrib', 'open', tagTo, 0, parseObj);
				}
				else if (tag == 'tableCaption') {
					wikEd.HighlightBuildTree('captionAttrib', 'open', tagTo, 0, parseObj);
				}
				break;

			// pipe |: table tableCaption, cell, or header attribute separator, wikilink separator, file parameter separator, template parameter, parameter default
			case 'pipe':
				switch (parseObj.lastOpenTagFiltered) {
					case 'captionAttrib':
					case 'headerAttrib':
					case 'cellAttrib':

						// save attrib text to open tag: tableCaption, header, cell
						if (openNode !== undefined) {
							var attribText = obj.html.substring(openNode.start + openNode.tagLength, tagFrom);
							var attribEnd = attribText.indexOf('\n');
							if (attribEnd == -1) {
								attribEnd = tagFrom;
							}
							else {
								attribText = attribText.substr(0, attribEnd);
								attribEnd = openNode.start + openNode.tagLength + attribEnd - 1;
							}
							if (attribText !== '') {
								attribText = attribText.replace(/^ +| +$/g, '');
							}
							parseObj.tree[openNode.parent].attrib = attribText;
							switch (parseObj.lastOpenTagFiltered) {
								case 'captionAttrib':
									wikEd.HighlightBuildTree('captionAttrib', 'close', attribEnd, tagLength, parseObj);
									break;
								case 'headerAttrib':
									wikEd.HighlightBuildTree('headerAttrib', 'close', attribEnd, tagLength, parseObj);
									break;
								case 'cellAttrib':
									wikEd.HighlightBuildTree('cellAttrib', 'close', attribEnd, tagLength, parseObj);
									break;
							}
						}
						break;
					case 'link':
						wikEd.HighlightBuildTree('linkParam', tagClass, tagFrom, tagLength, parseObj);
						break;
					case 'file':
						wikEd.HighlightBuildTree('fileParam', tagClass, tagFrom, tagLength, parseObj);
						break;
					case 'template':
					case 'paramTempl': //// check later for parameterPiped
						wikEd.HighlightBuildTree('templateParam', tagClass, tagFrom, tagLength, parseObj);
						break;
					case 'parameter':
						wikEd.HighlightBuildTree('parameterDefault', tagClass, tagFrom, tagLength, parseObj);
						break;
				}
				break;

			// list and preformatted (leading space) lines
			case 'preform':

				// ignore template parameters preceeded with newline-spaces
				if (parseObj.lastOpenTagFiltered == 'template') {
					wikEd.parseObj.regExpTags.lastIndex = tagTo - parseObj.regExpMatch[tagMatchParenth + 3].length;
					break;
				}
				// run through, no break

			case 'list':

				// highlight line
				wikEd.HighlightBuildTree(tag, tagClass, tagFrom, tagLength, parseObj);

				// highlight tag
				wikEd.HighlightBuildTree(tag + 'Tag', tagClass, tagFrom, parseObj.regExpMatch[tagMatchParenth + 2].length, parseObj);

				// move text pointer after tag
				wikEd.parseObj.regExpTags.lastIndex = tagTo - parseObj.regExpMatch[tagMatchParenth + 3].length;
				break;

			// newline, old
			case 'newline':
				wikEd.HighlightBuildTree(tag, 'close', tagFrom, 0, parseObj);
				break;

			// unrecognized tag
			default:
				parseObj.tree.push( { 'start': tagFrom, 'tagLength': tagLength, 'type': 'error', 'left': wikEd.config.text.wikEdErrorNoHandler } );
		}

		// quit after reaching $ 'newline'
		if (tagMatch === '') {
			break;
		}
	}

	// do not tolerate trailing opening tags for whole text highlighting
	if (parseObj.whole === true)  {

		// mark remaining unmatched opening tags
		while ( (parseObj.lastOpenNode !== 0) && (parseObj.lastOpenNode !== null) ) {
			wikEd.HighlightMarkLastOpenNode(wikEd.config.text.wikEdErrorNoClose, parseObj);
		}
	}

	// show parsing tree before
	// WED('parseObj.tree', parseObj.tree);

	// additional block highlighting (autolinking, colors, spaces, dashed, control chars, charents)
	if (noBlocks !== true) {

		// wiki autolinking (case sensitive, newlines are actually allowed!)
		var regExpMatch;
		var regExpAutoLink = /((PMID)[ \xa0\t]+(\d+))|((RFC)[ \xa0\t]+(\d+))|((RFC)[ \xa0\t]+(\d+))|((ISBN)[ \xa0\t]+((97(8|9)( |-)?)?(\d( |-)?){9}(\d|x)))/g;
		while ( (regExpMatch = regExpAutoLink.exec(obj.html) ) !== null) {
			wikEd.HighlightBuildTree(regExpMatch[2] || regExpMatch[5] || regExpMatch[8] || regExpMatch[11], 'block', regExpMatch.index, regExpMatch[0].length, parseObj);
		}

		// named html colors in quotation marks
		var regExpColorLight = /('|")(aliceblue|antiquewhite|aqua|aquamarine|azure|beige|bisque|blanchedalmond|burlywood|chartreuse|coral|cornsilk|cyan|darkgray|darkgrey|darkkhaki|darkorange|darksalmon|darkseagreen|floralwhite|fuchsia|gainsboro|ghostwhite|gold|goldenrod|greenyellow|honeydew|hotpink|ivory|khaki|lavender|lavenderblush|lawngreen|lemonchiffon|lightblue|lightcoral|lightcyan|lightgoldenrodyellow|lightgray|lightgreen|lightgrey|lightpink|lightsalmon|lightskyblue|lightsteelblue|lightyellow|lime|linen|magenta|mediumaquamarine|mediumspringgreen|mediumturquoise|mintcream|mistyrose|moccasin|navajowhite|oldlace|orange|palegoldenrod|palegreen|paleturquoise|papayawhip|peachpuff|peru|pink|plum|powderblue|salmon|sandybrown|seashell|silver|skyblue|snow|springgreen|tan|thistle|turquoise|violet|wheat|white|whitesmoke|yellow|yellowgreen)(\1)/gi;
		while ( (regExpMatch = regExpColorLight.exec(obj.html) ) !== null) {
			wikEd.HighlightBuildTree('colorLight', 'block', regExpMatch.index + regExpMatch[1].length, regExpMatch[2].length, parseObj);
		}
		var regExpColorDark = /('|")(black|blue|blueviolet|brown|cadetblue|chocolate|cornflowerblue|crimson|darkblue|darkcyan|darkgoldenrod|darkgreen|darkmagenta|darkolivegreen|darkorchid|darkred|darkslateblue|darkslategray|darkslategrey|darkturquoise|darkviolet|deeppink|deepskyblue|dimgray|dimgrey|dodgerblue|firebrick|forestgreen|gray|green|grey|indianred|indigo|lightseagreen|lightslategray|lightslategrey|limegreen|maroon|mediumblue|mediumorchid|mediumpurple|mediumseagreen|mediumslateblue|mediumvioletred|midnightblue|navy|olive|olivedrab|orangered|orchid|palevioletred|purple|red|rosybrown|royalblue|saddlebrown|seagreen|sienna|slateblue|slategray|slategrey|steelblue|teal|tomato)(\1)/g;
		while ( (regExpMatch = regExpColorDark.exec(obj.html) ) !== null) {
			wikEd.HighlightBuildTree('colorDark', 'block', regExpMatch.index + regExpMatch[1].length, regExpMatch[2].length, parseObj);
		}

		// RGB hex colors #ddc, exclude links and character entities starting with &
		var regExpColor3 = /(^|[^\/\w&])(#[0-9a-f]{3})(?=([^\d\w]|$))/gi;
		while ( (regExpMatch = regExpColor3.exec(obj.html) ) !== null) {
			wikEd.HighlightBuildTree('colorHex3', 'block', regExpMatch.index + regExpMatch[1].length, regExpMatch[2].length, parseObj);
		}

		// RGB hex colors #d4d0cc, exclude links and character entities starting with &
		var regExpColor6 = /(^|[^\/\w&])(#[0-9a-f]{6})(?=([^\d\w]|$))/gi;
		while ( (regExpMatch = regExpColor6.exec(obj.html) ) !== null) {
			wikEd.HighlightBuildTree('colorHex6', 'block', regExpMatch.index + regExpMatch[1].length, regExpMatch[2].length, parseObj);
		}

		// RGB decimal colors rgb(128,64,265)
		var regExpColorDec = /\brgb\(\s*\d{1,3}\s*,\s*\d{1,3}\s*,\s*\d{1,3}\s*\)/gi;
		while ( (regExpMatch = regExpColorDec.exec(obj.html) ) !== null) {
			wikEd.HighlightBuildTree('colorDec', 'block', regExpMatch.index, regExpMatch[0].length, parseObj);
		}

		// single character highlighting: spaces, dashes
		var regExpCharSpaceDash = new RegExp('[' + wikEd.charHighlightingStr + ']', 'g');
		while ( (regExpMatch = regExpCharSpaceDash.exec(obj.html) ) !== null) {
			wikEd.HighlightBuildTree('char', 'block', regExpMatch.index, regExpMatch[0].length, parseObj);
		}

		// control character highlighting
		var regExpCharCtrl = new RegExp('[' + wikEd.controlCharHighlightingStr + ']', 'g');
		while ( (regExpMatch = regExpCharCtrl.exec(obj.html) ) !== null) {
			if (regExpMatch[0].charCodeAt(0) > 2) {
				wikEd.HighlightBuildTree('ctrl', 'block', regExpMatch.index, regExpMatch[0].length, parseObj);
			}
		}

		// character entities
		var regExpCharEntities = /&(\w+);/g;
		while ( (regExpMatch = regExpCharEntities.exec(obj.html) ) !== null) {
			if (wikEd.charEntitiesByName[ regExpMatch[1] ] !== null) {
				wikEd.HighlightBuildTree('charEntity', 'block', regExpMatch.index, regExpMatch[0].length, parseObj);
			}
		}
	}
	// merge wiki syntax in
	wikEd.HighlightAddHtml(parseObj, obj);

	// get file previews
	if ( (wikEd.config.filePreview === true) && (wikEd.filePreviewRequest !== '') ) {
		wikEd.AjaxPreview(wikEd.filePreviewRequest, wikEd.FilePreviewAjaxHandler);
		wikEd.filePreviewRequest = '';
	}

	// merge html and plain text
	wikEd.HighlightMergeHtml(parseObj, obj);

	// free up array
	parseObj.tree = [];

	// \x00 and \x01 back to &lt; and &gt;
	obj.html = obj.html.replace(/&/g, '&amp;');
	obj.html = obj.html.replace(/\x00/g, '&lt;');
	obj.html = obj.html.replace(/\x01/g, '&gt;');

	// remove linebreaks in tablemode tables
	if (wikEd.tableMode === true) {
		obj.html = obj.html.replace(/\n(<(caption|tr|th|td|br)\b[^>]*?\bclass="wikEdTable\w+"[^>]*?>)/g, '$1');
		obj.html = obj.html.replace(/(<\/table>(<!--wikEdTable\w+-->)?)\n/g, '$1');
	}

	// WED('obj.html', obj.html);
	// WED('wikEd.TabifyHTML(obj.html)', wikEd.TabifyHTML(obj.html));

	// remove comments
	if ( (wikEd.config.removeHighlightComments === true) && (keepComments !== true) ) {
		obj.html = obj.html.replace(/<!--wikEd[\w\/]+-->/g, '');
	}
	return;
};


//
// wikEd.HighlightTreeRedefine: redefine opening tag, for bold / italic and template / parameter
//

wikEd.HighlightTreeRedefine = function (openNodeIndex, tag, tagFromDiff, tagLength, parseObj) {

	if (typeof tag == 'string') {
		parseObj.tree[openNodeIndex].tag = tag;
	}
	if (typeof tagFromDiff == 'string') {
		parseObj.tree[openNodeIndex].start += tagFromDiff;
	}
	if (typeof tagLength == 'string') {
		parseObj.tree[openNodeIndex].tagLength = tagLength;
	}
	return;
};


//
// wikEd.HighlightBuildTree: build an array based tree structure of text elements
//   tag info: text pos, text length, tag type (root, open, close, block, error)
//   connectivity info: parent, firstChild, nextSibling, paired opening/closing (all array indexes)

wikEd.HighlightBuildTree = function (tag, tagClass, tagFrom, tagLength, parseObj, tagProperties) {

	// show parameters:
	// WED('tag, tagClass, tagFrom, tagLength', tag + ' ,' + tagClass + ', ' + tagFrom + ', ' + tagLength);

	// single-element tags (block)
	var pushNode;
	if (tagClass == 'block') {
		var previousSibling = null;
		if ( (parseObj.lastOpenNode !== 0) && (parseObj.lastOpenNode !== null) ) {
			var redefinedParentTag;

			// change parent link to linkPiped, only one valid separator per link
			if ( (tag == 'linkParam') && (parseObj.lastOpenTag == 'link') ) {
				redefinedParentTag = 'linkPiped';
			}

			// change parent link to parameterPiped, only one valid separator per link
			else if ( (tag == 'parameterDefault') && (parseObj.lastOpenTag == 'parameter') ) {
				redefinedParentTag = 'parameterPiped';
			}

			// redefine parent tag
			if (redefinedParentTag !== undefined) {
				parseObj.tree[parseObj.lastOpenNode].tag = redefinedParentTag;
				parseObj.lastOpenTagFiltered = redefinedParentTag;
			}

			// chain blocks
			var newNode = parseObj.tree.length;

			// first node
			if (parseObj.tree[parseObj.lastOpenNode].firstChild === null) {
				parseObj.tree[parseObj.lastOpenNode].firstChild = newNode;
			}

			// chain to previous blocks
			else {
				previousSibling = parseObj.tree[parseObj.lastOpenNode].lastChild;
				var previousSiblingNode = parseObj.tree[previousSibling];
				if (previousSiblingNode !== undefined) {
					previousSiblingNode.nextSibling = newNode;
				}
			}
			parseObj.tree[parseObj.lastOpenNode].lastChild = newNode;
		}

		// add new block to tree
		pushNode = {
			'tag': tag,
			'start': tagFrom,
			'tagLength': tagLength,
			'type': 'block',
			'parent': parseObj.lastOpenNode,
			'previousSibling': previousSibling
		};
		parseObj.tree.push(pushNode);
	}

	// opening tags
	else if (tagClass == 'open') {

		// push new open element onto tree
		pushNode = {
			'tag': tag,
			'start': tagFrom,
			'tagLength': tagLength,
			'type': 'open',
			'parent': parseObj.lastOpenNode
		};
		parseObj.lastOpenNode = parseObj.tree.push(pushNode) - 1;

		// get new top and second-to-top nodes, ignoring unpaired p tags
		wikEd.HighlightGetLevel(parseObj);
	}

	// closing tags
	else if (tagClass == 'close') {

		// try until we find the correct opening tag after fixing the tree
		while (true) {

			// no opening tag on stack
			if (parseObj.lastOpenNode === 0) {

				// ignore unmatched =
				if (tag == 'heading') {
					break;
				}

				// ignore breaking newlines
				if (tag != 'newline') {

					// tolerate leading closing tags for fragment highlighting
					if ( (parseObj.whole === false) && (parseObj.addedOpenTag === false) )  {

						// add new closing element to tree
						pushNode = {
							'tag': tag,
							'start': tagFrom,
							'tagLength': tagLength,
							'type': 'close',
							'pairedPos': parseObj.tree[parseObj.lastOpenNode].start + parseObj.tree[parseObj.lastOpenNode].tagLength,
						};
						parseObj.tree.push(pushNode);
						break;
					}

					// add no open tag error to tree
					else {
						pushNode = {
							'start': tagFrom,
							'tagLength': tagLength,
							'type': 'error',
							'left': wikEd.config.text.wikEdErrorNoOpen
						};
						parseObj.tree.push(pushNode);
						break;
					}
				}
			}

			// ignore unpaired <p> and spare nodes and try again with parent
			if ( (tag != 'p') && ( (parseObj.lastOpenTag == 'p') || (parseObj.lastOpenTag == 'spare') ) ) {
				if (parseObj.lastOpenNode !== null) {
					parseObj.lastOpenNode = parseObj.tree[parseObj.lastOpenNode].parent;
					parseObj.lastOpenTag = parseObj.lastOpenNode.tag;
				}
				continue;
			}

			// newline breaks heading or external link, remove corresponding opening tag from stack
			if (tag == 'newline') {

				// mark broken opening tags
				var nodeNo = parseObj.lastOpenNode;
				var node = null;
				while ( (nodeNo !== 0) && (nodeNo !== undefined) && (nodeNo !== null) ) {
					node = parseObj.tree[nodeNo];
					if (
						(node.tag == 'heading') ||
						(node.tag == 'link') ||
						(node.tag == 'linkPiped') ||
						(node.tag == 'externalText') ||
						(node.tag == 'bold') ||
						(node.tag == 'italic') ||
						(node.tag == 'boldItalic')
					) {
						wikEd.HighlightMarkLastOpenNode(wikEd.config.text.wikEdErrorNewline, parseObj);
						wikEd.HighlightGetLevel(parseObj);
					}
					nodeNo = node.parent;
				}
				break;
			}

			// correct piped link
			switch (tag) {
				case 'link':
					if (parseObj.lastOpenTag == 'linkPiped') {
						tag = 'linkPiped';
					}
					break;

				// correct piped parameter
				case 'parameter':
					if (parseObj.lastOpenTag == 'parameterPiped') {
						tag = 'parameterPiped';
					}
					break;
			}

			// wrong closing element
			if (tag != parseObj.lastOpenTag) {

				// ignore common unmatched false positive non-tags: = and ]
				if ( (tag == 'heading') ) {
					break;
				}

				// check if there is an open tag for this close tag
				var nodeNo = parseObj.lastOpenNode;
				while ( (nodeNo !== 0) && (nodeNo !== undefined) && (nodeNo !== null) ) {
					if (parseObj.tree[nodeNo].tag == tag) {
						break;
					}
					nodeNo = parseObj.tree[nodeNo].parent;
				}

				// treat open tags as wrong, close tag as correct
				if ( (nodeNo !== 0) && (nodeNo !== undefined) && (nodeNo !== null) && (parseObj.tree[nodeNo].tag == tag) ) {

					// mark remaining unmatched opening tags
					var nodeNo = parseObj.lastOpenNode;
					while ( (nodeNo !== 0) && (nodeNo !== undefined) && (nodeNo !== null) ) {
						var node = parseObj.tree[nodeNo];
						if (node.tag == tag) {
							parseObj.lastOpenNode = nodeNo;
							break;
						}
						nodeNo = node.parent;
						node.type = 'error';
						node.left = wikEd.config.text.wikEdErrorNoClose;
						node.parent = null;
					}
					wikEd.HighlightGetLevel(parseObj);
				}

				// treat open tags as correct, treat close tag as wrong
				else {

					// add wrong close tag error to tree
					pushNode = {
						'start': tagFrom,
						'tagLength': tagLength,
						'type': 'error',
						'left': wikEd.config.text.wikEdErrorNoOpen
					};
					parseObj.tree.push(pushNode);
					break;
				}
			}

			// headings in templates are ignored but we do not want to hide that template
			if (tag == 'heading') {

				// check for heading in template or ref
				var ignoreHeading = false;
				var nodeNo = parseObj.tree[parseObj.lastOpenNode].parent;
				while ( (nodeNo !== 0) && (nodeNo !== undefined) && (nodeNo !== null) ) {
					var node = parseObj.tree[nodeNo];
					if (node.tag == 'template') {
						node.noHide = true;
						ignoreHeading = true;
					}
					else if (node.tag == 'ref') {
						node.noHide = true;
						ignoreHeading = true;
					}
					nodeNo = node.parent;
				}

				// clean out opening heading
				if (ignoreHeading === true) {

					// add headings in template errors to tree

					// convert opening tag to error
					wikEd.HighlightMarkLastOpenNode(wikEd.config.text.wikEdErrorTemplHeading, parseObj);
					pushNode = {
						'start': tagFrom,
						'tagLength': tagLength,
						'type': 'error',
						'left': wikEd.config.text.wikEdErrorTemplHeading
					};
					parseObj.tree.push(pushNode);
					break;
				}
			}

			// it is the correct closing element

			// save element last text position to opening tag entry
			var pairedPos;
			var openNode = parseObj.tree[parseObj.lastOpenNode];
			openNode.pairedPos = tagFrom;
			pairedPos = parseObj.tree[parseObj.lastOpenNode].start + parseObj.tree[parseObj.lastOpenNode].tagLength;

			// add new closing element to tree
			pushNode = {
				'tag': tag,
				'start': tagFrom,
				'tagLength': tagLength,
				'type': 'close',
				'paired': parseObj.lastOpenNode,
				'pairedPos': pairedPos,
				'parent': openNode.parent
			};
			parseObj.tree.push(pushNode);

			// up one level
			if ( (parseObj.lastOpenNode !== 0) && (parseObj.lastOpenNode !== null) ) {
				parseObj.lastOpenNode = parseObj.tree[parseObj.lastOpenNode].parent;
			}
			break;
		}

		// get new top and second-to-top nodes, ignoring unpaired p tags
		wikEd.HighlightGetLevel(parseObj);
	}

	// add extra properties
	if ( (pushNode !== undefined) && (tagProperties !== undefined) ) {
		for (var i = 0; i < tagProperties.length; i ++) {
			pushNode[tagProperties[i][0]] = tagProperties[i][1];
		}
	}

	return;
};


//
// wikEd.HighlightMarkLastOpenNode: redefine last open node as an error, ignore p and spare, handle pipe subnodes
//

wikEd.HighlightMarkLastOpenNode = function (errorText, parseObj) {

	var lastOpenNode = parseObj.lastOpenNode;
	var openNode = parseObj.tree[lastOpenNode];
	parseObj.lastOpenNode = openNode.parent;
	if ( (openNode.tag != 'p') && (openNode.tag != 'spare') ) {

		// mark pipes
		if ( (openNode.tag == 'linkPiped') || (openNode.tag == 'parameterPiped') || (openNode.tag == 'template') || (openNode.tag == 'paramTempl') ) {
			var childNode = parseObj.tree[openNode.firstChild];
			if (childNode !== undefined) {
				parseObj.tree[openNode.firstChild] = {
					'start': childNode.start,
					'tagLength': childNode.tagLength,
					'type': 'error',
					'left': errorText
				};
			}
		}

		// mark child nodes of error nodes with lower priority (table elements)
		wikEd.HighlightMarkNestedErrors(lastOpenNode, errorText, parseObj);

		// mark unmatched opening tags
		parseObj.tree[lastOpenNode] = {
			'start': openNode.start,
			'tagLength': openNode.tagLength,
			'type': 'error',
			'left': errorText
		};
	}
	return;
};


//
// wikEd.HighlightMarkNestedErrors: mark child nodes of error nodes with lower priority (table elements)
//

wikEd.HighlightMarkNestedErrors = function (parent, errorText, parseObj) {

	var tagNesting = {
		'table':   'tableCaption|row|tableAttrib',
		'tableCaption': 'captionAttrib',
		'row':     'header|cell|rowAttrib',
		'header':  'headerAttrib',
		'cell':    'cellAttrib'
	};

	var regExp = null;
	if (tagNesting.hasOwnProperty(parseObj.tree[parent].tag) === true) {
		regExp = new RegExp('^(' + tagNesting[parseObj.tree[parent].tag ]+ ')$');
	}

	for (var i = 0; i < parseObj.tree.length; i ++) {
		var node = parseObj.tree[i];
		if ( (node.parent == parent) && (regExp !== null) && (regExp.test(node.tag) === true) ) {
			wikEd.HighlightMarkNestedErrors(i, errorText, parseObj);
			node.type = 'error';
			node.left = errorText;
		}
	}
	return;
};


//
// wikEd.HighlightGetLevel: get current innermost (top) element name from parse stack, ignoring unpaired p tags
//

wikEd.HighlightGetLevel = function (parseObj) {

	parseObj.lastOpenTag = null;
	parseObj.lastOpenNodeFiltered = null;
	parseObj.lastOpenTagFiltered = null;
	parseObj.secondlastOpenNodeFiltered = null;
	parseObj.secondlastOpenTagFiltered = null;

	if ( (parseObj.lastOpenNode === 0) || (parseObj.lastOpenNode === null) ) {
		return;
	}

	parseObj.lastOpenTag = parseObj.tree[parseObj.lastOpenNode].tag;
	var nodeNo = parseObj.lastOpenNode;
	while ( (nodeNo !== 0) && (nodeNo !== undefined) && (nodeNo !== null) ) {
		var node = parseObj.tree[nodeNo];
		if ( (node.tag != 'p') && (node.tag != 'spare') ) {
			parseObj.lastOpenNodeFiltered = nodeNo;
			parseObj.lastOpenTagFiltered = parseObj.tree[nodeNo].tag;
			break;
		}
		nodeNo = parseObj.tree[nodeNo].parent;
	}

	if ( (nodeNo !== 0) && (nodeNo !== null) ) {
		nodeNo = parseObj.tree[nodeNo].parent;
		while ( (nodeNo !== 0) && (nodeNo !== undefined) && (nodeNo !== null) ) {
			var node = parseObj.tree[nodeNo];
			if ( (node.tag != 'p') && (node.tag != 'spare') ) {
				parseObj.secondlastOpenNodeFiltered = nodeNo;
				parseObj.secondlastOpenTagFiltered = parseObj.tree[nodeNo].tag;
				break;
			}
			nodeNo = parseObj.tree[nodeNo].parent;
		}
	}

	return;
};


//
// wikEd.HighlightAddCode: add actual highlighting html code to parse tree elements
//

wikEd.HighlightAddHtml = function (parseObj, obj) {

	// cycle through currently existing parse array
	var from = 0;
	var i = 0;
	var cellCount = 0;
	while (i < parseObj.tree.length) {

		var node = parseObj.tree[i];
		var tag = node.tag;
		var tagFrom = node.start;
		var tagLength = node.tagLength;
		var tagType = node.type;
		var pairedPos = node.pairedPos;
		var tagTo = tagFrom + tagLength;
		var tagMatch = '';
		if (tagLength > 0) {
			tagMatch = obj.html.substr(tagFrom, tagLength);
		}

		var insertLeft = '';
		var insertRight = '';
		var pushRight = '';
		var pushRight2 = '';
		var pushRightPos2;
		var pushLeft = '';

		// get sanitized attributes
		var attrib = '';
		if ( (node.attrib !== undefined) && (node.attrib !== '') ) {
			var htmlTag = '';
			switch (tag) {
				case 'table':
					htmlTag = 'table';
					break;
				case 'tableCaption':
					htmlTag = 'tr';
					break;
				case 'row':
					htmlTag = 'tr';
					break;
				case 'header':
					htmlTag = 'th';
					break;
				case 'cell':
					htmlTag = 'td';
					break;
			}
			if (htmlTag !== '') {
				attrib = wikEd.SanitizeAttributes(htmlTag, node.attrib, true);
				if (attrib !== '') {

					// adjust rowspan in headers and cells
					if ( (htmlTag == 'th') || (htmlTag == 'td') ) {
						attrib = attrib.replace(/\b(rowspan\s*=\s*('|"|)\s*\+?)(\d+)(\s*\2)/gi,
							function (p, p1, p2, p3, p4) {
								return p1 + (p3 * 2 - 1) + p4;
							}
						);
					}
					attrib = ' ' + attrib;
				}
			}
		}

		// get parent and paired
		var parent = null;
		if ( (node.parent !== undefined) && (node.parent !== null) && (node.parent > 0) ) {
			parent = parseObj.tree[node.parent];
		}
		var paired = null;
		if ( (node.paired !== undefined) && (node.paired > 0) ) {
			paired = parseObj.tree[node.paired];
		}

		// get linebreaks before tag
		var newlineClass = '';
		var newlineHtml = '';
		if (node.newline === true) {

			// add actual linebreak after headers/cells instead for pasting of table to raw text (still adds tabs as cell separators)
			if ( (cellCount > 0) && (tagType == 'open') && ( (tag == 'header') || (tag == 'cell') ) ) {
				newlineHtml = '<div class="wikEdTableBR"><br class="wikEdTableBR"></div><!--wikEdTableBR-->';
			}
			else {
				newlineClass = 'BR';
			}
		}
		var parentNewlineClass = '';
		if ( (parent !== null) && (parent.newline === true) ) {
			parentNewlineClass = 'BR';
		}
		var pairedNewlineClass = '';
		if ( (paired !== null) && (paired.newline === true) ) {
			pairedNewlineClass = 'BR';
		}

		switch (tagType) {

			// tag type: open
			case 'open':
				var innerPlain = '';
				if (pairedPos !== undefined) {
					innerPlain = obj.html.substring(tagTo, pairedPos);
				}
				switch (tag) {
					case 'italic':
						insertLeft = '<span class="wikEdItalic"><span class="wikEdWiki">';
						insertRight = '</span><!--wikEdWiki-->';
						break;
					case 'bold':
						insertLeft = '<span class="wikEdBold"><span class="wikEdWiki">';
						insertRight = '</span><!--wikEdWiki-->';
						break;
					case 'link':
					case 'linkPiped':
						var linkClass = 'wikEdLink';
						var follow = '';
						var interClean = '';
						var nsClean = '';

						// detect interlink and namespace
						//                 1   123 inter: 3     2 45  :  5 6        namespace           64 7template 7   8  9param  98
						var regExpLink = /^(\s*)(([\w\- ]+)\:\s*)?((\:\s*)?([^\:\|\[\]\{\}\n\t]*\s*\:\s*))?([^\|\n]+?)\s*(\|((.|\n)*))?\s*$/gi;
						regExpLink.lastIndex = 0;
						var regExpMatch;
						if ( (regExpMatch = regExpLink.exec(innerPlain)) !== null) {

							// get interwiki, namespace, article, paramters
							var pre = regExpMatch[1] || '';
							var inter = regExpMatch[2] || '';
							var ns = regExpMatch[4] || '';
							var article = regExpMatch[7] || '';
							var param = regExpMatch[9] || '';

							if (inter !== '') {
								interClean = inter;
								interClean = interClean.replace(/\s/g, ' ');
								interClean = interClean.replace(/ {2,}/g, ' ');
								interClean = interClean.replace(/: +:/, '');
								interClean = interClean.replace(/^ $/, '');
							}
							var interStart = tagTo + regExpMatch.index + pre.length;

							if (ns !== '') {
								nsClean = ns;
								nsClean = nsClean.replace(/\s/g, ' ');
								nsClean = nsClean.replace(/ {2,}/g, ' ');
								nsClean = nsClean.replace(/: :/, '');
								nsClean = nsClean.replace(/^ $/, '');
							}
							var nsStart = interStart + ns.length;

							// change interwiki into more common namespace if ambiguous
							if ( (interClean !== '') && (nsClean === '') ) {
								ns = inter;
								nsClean = interClean;
								nsStart = interStart;
								inter = '';
								interClean = '';
							}

							// detect cross-namespace links
							linkClass = 'wikEdLink';
							if (wikEd.pageNamespace !== null) {
								if (ns != wikEd.pageNamespace) {
									linkClass = 'wikEdLinkCrossNs';
								}
							}

							// highlight interwiki and namespace
							if (article !== '') {

								// highlight interwiki
								if (inter !== '') {
									wikEd.HighlightBuildTree('linkInter', 'block', interStart, inter.length, parseObj);
								}

								// highlight namespace
								if (ns !== '') {
									wikEd.HighlightBuildTree('linkNamespace', 'block', nsStart, ns.length, parseObj);
								}

								// linkify
								var regExpCasing = new RegExp('(^|\\:)' + wikEd.config.text['wikicode Category'] + '(\\:|$)', 'i');
								nsClean = nsClean.replace(regExpCasing, '$1' + wikEd.config.text['wikicode Category'] + '$2');
								if (nsClean == ':') {
									nsClean = '';
								}
								follow = ' ' + wikEd.HighlightLinkify(interClean + nsClean, article);
							}
						}

						if (nsClean.toLowerCase() == wikEd.config.text['wikicode Category'].toLowerCase() + ':') {
							insertLeft = '<span class="wikEdCat"' + follow + '><span class="wikEdLinkTag">';
							insertRight = '</span><!--wikEdLinkTag--><span class="wikEdCatName">';
						}
						else if (tag == 'linkPiped') {
							insertLeft = '<span class="' + linkClass + '"' + follow + '><span class="wikEdLinkTag">';
							insertRight = '</span><!--wikEdLinkTag--><span class="wikEdLinkTarget">';
						}
						else {
							insertLeft = '<span class="' + linkClass + '"' + follow + '><span class="wikEdLinkTag">';
							insertRight = '</span><!--wikEdLinkTag--><span class="wikEdLinkName">';
						}
						break;
					case 'file':
						var previewCode = '';
						var regExpFile = new RegExp('^\\s*(Image|File|Media|' + wikEd.config.text['wikicode Image'] + '|' + wikEd.config.text['wikicode File'] + '|' + wikEd.config.text['wikicode Media'] + ')\\s*:\\s*([^\\|\\n]*)', 'i');
						var regExpMatch = regExpFile.exec(innerPlain);
						if (regExpMatch === null) {
							insertLeft = '<span class="wikEdFile"><span class="wikEdFileTag">';
						}

						// linkify and preview
						else {
							var fileTag = regExpMatch[1];
							var fileName = regExpMatch[2];

							// add file preview box
							var filePlain = fileTag + ':' + fileName.replace(/<[^>]*>/g, '');
							filePlain = filePlain.replace(/ /g,'_');
							if (wikEd.config.filePreview === true) {

								// get image size
								var filePreviewSize = wikEd.config.filePreviewSize;
								var regExpMatch;
								if ( (regExpMatch = /\|(\d+)px(\||$)/.exec(innerPlain)) !== null) {
									var size = parseInt(regExpMatch[1]);
									if ( (size > 0) && (size < wikEd.config.filePreviewSize) ) {
										filePreviewSize = size;
									}
								}

								// get image url and size from cache
								var style = '';
								var fileObj = wikEd.filePreviewCache['wikEd' + filePlain + filePreviewSize];
								if (fileObj !== undefined) {
									var filePreviewHeight = filePreviewSize;
									if (fileObj.height !== null) {
										filePreviewHeight = fileObj.height;
									}
									var filePreviewWidth = filePreviewSize;
									if (fileObj.width !== null) {
										filePreviewWidth = fileObj.width;
									}
									style = 'background-image: url(' + fileObj.url + '); height: ' + filePreviewHeight + 'px; width: ' + filePreviewWidth + 'px;';
								}

								// get image url and size through an ajax request
								else {
									style = 'display: none; height: ' + filePreviewSize + 'px; width: ' + filePreviewSize + 'px;';
									var fileTagPreview = fileTag;
									if ( (fileTag == 'Media') || (fileTag == wikEd.config.text['wikicode Media']) ) {
										fileTagPreview = 'File';
									}
									wikEd.filePreviewRequest += '\n' + filePlain + ' ' + filePreviewSize + ' [[' + fileTagPreview + ':' + fileName + '|' + filePreviewSize + 'px|' + filePreviewSize + 'x' + filePreviewSize + 'px]]\n';
									wikEd.filePreviewIds[wikEd.filePreviewNo] = filePlain + filePreviewSize;
								}
								previewCode = '<span class="wikEdFilePreview" id="wikEdFilePreview' + wikEd.filePreviewNo + '" style="' + style + '" title="' + wikEd.config.text.wikEdFilePreview + ' (' + filePlain + ')"></span><!--wikEdFilePreview-->';
								wikEd.filePreviewNo ++;
							}
							insertLeft += '<span class="wikEdFile" ' + wikEd.HighlightLinkify('', filePlain) + '><span class="wikEdFileTag">';
						}
						insertRight = previewCode + '</span><!--wikEdLinkTag--><span class="wikEdFileName">';
						break;
					case 'external':
						var url = '';
						var regExpMatch;
						if ( (regExpMatch = /\w\S+/.exec(innerPlain)) !== null) {
							url = regExpMatch[0];
						}
						insertLeft = '<span class="wikEdURL" ' + wikEd.HighlightLinkify('', '', url) + '><span class="wikEdLinkTag">';
						insertRight = '</span><!--wikEdLinkTag-->';
						break;
					case 'externalText':
						insertLeft = '<span class="wikEdURLText">';
						break;
					case 'template':
						var mod = '';
						var inter = '';
						var interClean = '';
						var ns = '';
						var nsClean = '';
						var template = '';
						var param = '';
						var follow = '';

						//                                 12          mod              2  :    1 34  :    4 5        namespace                 53     6 template            6    7   89 param  98
						var regExpTempl = new RegExp('^\\s*((' + wikEd.templModifier + ')\\:\\s*)?((\\:\\s*)?([^:|\\[\\]{}\\s\\x00\\x01]*\\s*\\:))?\\s*([^:\\n\\x00\\x01{}]+?)\\s*(\\|((.|\\n)*?))?\\s*$', 'gi');

						// detect parser variables and functions, might slow main regexp down
						var regExpMatch;
						var isParserVar = false;
						if ( (regExpMatch = regExpTempl.exec(innerPlain)) !== null) {

							// get modifier, namespace, template, paramters
							var p1 = regExpMatch[1] || '';
							if (p1 !== '') {
								mod = p1;
								interClean = mod.replace(/\s+$/g, '');
								interClean = inter.replace(/:$/g, '');
							}

							var p3 = regExpMatch[3] || '';
							if (p3 !== '') {
								ns = p3;
								nsClean = ns.replace(/^\s+|\s+$/g, '');
								nsClean = nsClean.replace(/\s*\:\s*()/g, ':');
								nsClean = nsClean.replace(/\s\s+/g, ' ');
								nsClean = nsClean.replace(/(.):$/g, '$1');
							}

							template = regExpMatch[6] || '';
							param = regExpMatch[8] || '';
							var parserVar = ns.substr(0, ns.length - 1);

							// {{VARIABLE}}
							if (isParserVar === false) {
								if ( (template !== '') && (ns === '') && (param === '') ) {
									var regExpParserVar = new RegExp('^(' + wikEd.parserVariables + '|' + wikEd.parserVariablesR + ')$', '');
									var regExpMatchParserVar;
									if ( (regExpMatchParserVar = regExpParserVar.exec(template)) !== null) {
										isParserVar = true;
										wikEd.HighlightBuildTree('templateParserFunct', 'block', tagFrom + 2, innerPlain.length, parseObj);
									}
								}
							}

							// {{VARIABLE:R}}
							if (isParserVar === false) {
								if ( (ns !== '') && (template == 'R') ) {
									var regExpParserVar = new RegExp('^(' + wikEd.parserVariablesR + ')$', '');
									var regExpMatchParserVar;
									if ( (regExpMatchParserVar = regExpParserVar.exec(parserVar)) !== null) {
										isParserVar = true;
										wikEd.HighlightBuildTree('templateParserFunct', 'block', tagFrom + 2, innerPlain.indexOf(':') + 1, parseObj);
									}
								}
							}

							// {{FUNCTION:param|R}}
							if (isParserVar === false) {
								if ( (ns !== '') && ( (param === '') || (param == 'R') ) ) {
									var regExpParserVar = new RegExp('^(' + wikEd.parserFunctionsR + ')$', '');
									if ( (regExpMatch = regExpParserVar.exec(parserVar)) !== null) {
										isParserVar = true;
										wikEd.HighlightBuildTree('templateParserFunct', 'block', tagFrom + 2, innerPlain.indexOf(':') + 1, parseObj);
									}
								}
							}

							// {{function:param|param}}
							if (isParserVar === false) {
								if (ns !== '') {
									var regExpParserVar = new RegExp('^(' + wikEd.parserFunctions + ')$', 'i');
									if ( (regExpMatch = regExpParserVar.exec(parserVar)) !== null) {
										isParserVar = true;
										wikEd.HighlightBuildTree('templateParserFunct', 'block', tagFrom + 2, innerPlain.indexOf(':') + 1, parseObj);
									}
								}
							}

							// {{#function:param|param}}
							if (isParserVar === false) {
								if (ns !== '') {
									var regExpParserVar = new RegExp('^(#(' + wikEd.parserFunctionsHash + '))$', 'i');
									if ( (regExpMatch = regExpParserVar.exec(parserVar)) !== null) {

									// #property: linkify wikibase template (wikidata)
										if (parserVar == '#property') {

											// item id from parameter
											var item = '';
											var regExpMatchItem;
											if ( (regExpMatchItem = /(^|\|)id=([^|]+)/.exec(param)) !== null) {
												item = regExpMatchItem[2];
											}

											// item name from parameter
											else if ( (regExpMatchItem = /(^|\|)of=([^|]+)/.exec(param)) !== null) {
												item = wikEd.EncodeTitle(regExpMatchItem[2]);
												item = 'Special:ItemByTitle/' + wikEd.wikibase.currentSite.globalSiteId + '/' + item;
											}

											// get item name from article name
											else {
												item = wikEd.EncodeTitle();
												item = 'Special:ItemByTitle/' + wikEd.wikibase.currentSite.globalSiteId + '/' + item ;
											}

											// get wikibase repository url
											follow = ' ' + wikEd.HighlightLinkify('', '', (wikEd.wikibase.repoUrl + wikEd.wikibase.repoArticlePath).replace(/\$1/, item));
										}

										// #invoke: template scripting (LUA)
										if (parserVar == '#invoke') {
											follow = ' ' + wikEd.HighlightLinkify('Module:', template);
										}

										isParserVar = true;
										wikEd.HighlightBuildTree('templateParserFunct', 'block', tagFrom + 2, innerPlain.indexOf(':') + 1, parseObj);
									}
								}
							}

							// highlight template
							if (isParserVar === false) {

								// highlight modifier
								if (mod !== '') {
									wikEd.HighlightBuildTree('templateModifier', 'block', tagFrom + 2, mod.length, parseObj);
								}

								// highlight namespace
								if (ns !== '') {
									wikEd.HighlightBuildTree('templateNamespace', 'block', tagFrom + 2 + mod.length, ns.length, parseObj);
								}

								// add missing template namespace and linkify
								if (ns == ':') {
									ns = '';
								}
								else if (ns === '') {

									// no Template: addition for subpage linking
									if (template.indexOf('/')!== 0) {
										ns = wikEd.config.text['wikicode Template'] + ':';
									}
								}
								follow = ' ' + wikEd.HighlightLinkify(ns, template);
							}
						}
						var hideClass = 'wikEdTempl';
						if ( (template !== '') && (isParserVar === false) ) {
							if (wikEd.refHide === true) {

								// show first template immediately following a template or reference
								var hideButtonClass = 'wikEdTemplButton';
								var hideButtonStyle = '';
								if (parent !== null) {
									if ( (parent.tag == 'template') || (parent.tag == 'ref') )  {
										if (/^\s*$/.test(obj.html.substring(parent.start + parent.tagLength, tagFrom)) === true) {
											hideButtonClass = hideButtonClass.replace(/Button(Show)?/, 'ButtonShow');
											hideClass = 'wikEdTemplShow';
											hideButtonStyle = ' style="display: block"';
										}
									}
								}
								insertLeft = '<span class="wikEdTemplContainer"><button class="' + hideButtonClass + wikEd.templateArray.length + '" style="' + hideButtonStyle + '" title="' + wikEd.config.text.wikEdTemplButtonTooltip + '"></button><!--wikEdTemplButton--></span><!--wikEdTemplContainer-->';
								wikEd.templateArray.push( {'text': template, 'added': false} );
							}
						}
						insertLeft += '<span class="' + hideClass + '"><span class="wikEdTemplTag">';
						insertRight = '</span><!--wikEdTemplTag--><span class="wikEdTemplName"' + follow + '>';
						break;
					case 'parameter':
					case 'parameterPiped':
						insertLeft = '<span class="wikEdParam"><span class="wikEdTemplTag">';
						pushRight = '</span><!--wikEdTemplTag--><span class="wikEdParamName">';
						break;
					case 'html':
					case 'tr':
					case 'td':
					case 'th':
					case 'col':
					case 'thead':
					case 'tfoot':
					case 'tbody':
					case 'colgroup':
					case 'abbr':
					case 'big':
					case 'blockquote':
					case 'center':
					case 'code':
					case 'del':
					case 'div':
					case 'font':
					case 'ins':
					case 'small':
					case 'span':
					case 'strike':
					case 'tt':
					case 'rb':
					case 'rp':
					case 'rt':
					case 'ruby':
					case 'nowiki':
					case 'math':
					case 'score':
					case 'noinclude':
					case 'includeonly':
					case 'onlyinclude':
					case 'gallery':
					case 'categorytree':
					case 'charinsert':
					case 'hiero':
					case 'imagemap':
					case 'inputbox':
					case 'poem':
					case 'syntaxhighlight':
					case 'source':
					case 'timeline':
						insertLeft = '<span class="wikEdHtml"><span class="wikEdHtmlTag">';
						pushRight = '</span><!--wikEdHtmlTag-->';
						break;
					case 'u':
						insertLeft = '<span class="wikEdHtmlTagButtons">';
						pushRight = '</span><!--wikEdHtmlTag--><span class="wikEdIns">';
						break;
					case 's':
						insertLeft = '<span class="wikEdHtmlTagButtons">';
						pushRight = '</span><!--wikEdHtmlTag--><span class="wikEdDel">';
						break;
					case 'sub':
						insertLeft = '<span class="wikEdSubscript"><span class="wikEdHtmlTagButtons">';
						pushRight = '</span><!--wikEdHtmlTag-->';
						break;
					case 'sup':
						insertLeft = '<span class="wikEdSuperscript"><span class="wikEdHtmlTagButtons">';
						pushRight = '</span><!--wikEdHtmlTag-->';
						break;
					case 'p':
						insertLeft = '<span class="wikEdHtmlUnknown" title="' + wikEd.config.text.wikEdErrorHtmlUnknown + '">';
						pushRight = '</span><!--wikEdHtmlUnknown-->';
						break;
					case 'spare':
						break;
					case 'ref':

						// ref no hide
						if (node.noHide === true) {
							insertLeft = '<span class="wikEdRef">';
						}

						// ref hide
						else {
							var refName = '';
							var regExpMatch;
							if ( (regExpMatch = /(\bname\s*=\s*('|"))([^\x01]+?)\2/i.exec(tagMatch)) !== null) {
								refName = regExpMatch[3] || '';
								wikEd.HighlightBuildTree('refName', 'block', tagFrom + regExpMatch.index + regExpMatch[1].length, regExpMatch[3].length, parseObj);
							}
							else if ( (regExpMatch = /(\bname\s*=\s*)(\w+)/i.exec(tagMatch)) !== null) {
								refName = regExpMatch[2];
								wikEd.HighlightBuildTree('refName', 'block', tagFrom + regExpMatch.index + regExpMatch[1].length, regExpMatch[2].length, parseObj);
							}
							if (wikEd.refHide === true) {
								if (refName !== '') {
									insertLeft = '<span class="wikEdRefContainer"><button class="wikEdRefButton' + wikEd.referenceArray.length + '" title="' + wikEd.config.text.wikEdRefButtonTooltip + '"></button><!--wikEdRefButton--></span><!--wikEdRefContainer-->';
									wikEd.referenceArray.push( {'text': refName, 'added': false} );
								}
								else {
									insertLeft = '<span class="wikEdRefContainer"><button class="wikEdRefButton" title="' + wikEd.config.text.wikEdRefButtonTooltip + '"></button><!--wikEdRefButton--></span><!--wikEdRefContainer-->';
								}
							}
							insertLeft += '<span class="wikEdRef"><span class="wikEdHtmlTag">';
							pushRight = '</span><!--wikEdHtmlTag-->';
						}
						break;
					case 'references':
						insertLeft = '<span class="wikEdRefList"><span class="wikEdReferencesTag">';
						pushRight = '</span><!--wikEdReferencesTag-->';
						break;
					case 'heading':
						var heading = innerPlain.replace(/^\s+|\s+$/g, '');
						if ( (heading == wikEd.config.text['See also']) || (heading == wikEd.config.text.References) || (heading == wikEd.config.text['External links']) ) {
							insertLeft = '<span class="wikEdHeadingWP">';
						}
						else {
							insertLeft = '<span class="wikEdHeading">';
						}
						break;

					// table open
					case 'table':
						if (wikEd.tableMode === true) {
							insertLeft = '<table class="wikEdTableMode" border="1" cellspacing="0"' + attrib + '><tr class="wikEdTableTag"><td class="wikEdTableTag" colspan="1000" align="left" valign="top"><span class="wikEdTableTag">';
							if (wikEd.refHide === true) {
								insertLeft += '<span class="wikEdTableContainer"><button class="wikEdTableButton' + wikEd.tableArray.length + '" title="' + wikEd.config.text.wikEdTableButtonTooltip + '"></button><!--wikEdTableButton--></span><!--wikEdTableContainer--><span class="wikEdTable">';
								wikEd.tableArray.push( {'text': wikEd.config.text.hideTableStart, 'added': false} );
							}
							insertLeft += '<span class="wikEdTableCode">';
							insertRight = '</span><!--wikEdTableCode-->';
						}
						else {
							insertLeft = '<span class="wikEdTableBlock"><span class="wikEdTableTag"><span class="wikEdTableCode">';
							insertRight = '</span><!--wikEdTableCode-->';
							if (node.attrib === undefined) {
								insertRight += '</span><!--wikEdTableTag-->';
							}
						}
						break;
					case 'tableAttrib':
						if (parent.attrib !== undefined) {
							insertLeft = '<span class="wikEdTableTagAttrib">';
						}
						break;
					case 'tableCaption':
						if (wikEd.tableMode === true) {
							insertRight = '</span><!--wikEdTableCode-->';
							insertLeft = '<tr class="wikEdTableCaption"><td class="wikEdTableCaption" colspan="1000" align="left" valign="top"><span class="wikEdTableCaption' + newlineClass + '"' + attrib + '>';
							if (wikEd.refHide === true) {
								insertLeft += '<span class="wikEdTableContainer"><button class="wikEdTableButton' + wikEd.tableArray.length + '" title="' + wikEd.config.text.wikEdTableButtonTooltip + '"></button><!--wikEdTableButton--></span><!--wikEdTableContainer--><span class="wikEdTable">';
								wikEd.tableArray.push( {'text': wikEd.config.text.hideTableCaption, 'added': false} );
								if (node.attrib === undefined) {
									insertRight += '</span><!--wikEdTable-->';
								}
							}
							insertLeft += '<span class="wikEdTableCode">';
						}
						else {
							insertLeft = '<span class="wikEdTableCaption"><span class="wikEdTableCode">';
							insertRight = '</span><!--wikEdTableCode-->';
						}
						break;
					case 'captionAttrib':
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCaptionAttrib">';
							}
						}
						else {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCaptionAttrib">';
							}
						}
						break;

					// pushRight because of dash highlighting
					case 'row':
						cellCount = 0;
						if (tagLength > 0) {
							if (wikEd.tableMode === true) {
								insertLeft = '<tr class="wikEdTableRow"' + attrib + '><td class="wikEdTableRow" colspan="1000" align="left" valign="top"><span class="wikEdTableRow' + newlineClass + '">';
								if (wikEd.refHide === true) {
									insertLeft += '<span class="wikEdTableContainer"><button class="wikEdTableButton' + wikEd.tableArray.length + '" title="' + wikEd.config.text.wikEdTableButtonTooltip + '"></button><!--wikEdTableButton--></span><!--wikEdTableContainer--><span class="wikEdTable">';
									wikEd.tableArray.push( {'text': wikEd.config.text.hideTableRow, 'added': false} );
								}
								insertLeft += '<span class="wikEdTableCode">';
								pushRight = '</span><!--wikEdTableCode-->';
							}
							else {
								insertLeft = '<span class="wikEdTableRow"><span class="wikEdTableCode">';
								pushRight = '</span><!--wikEdTableCode-->';
							}
						}

						// row without tag
						else {
							insertLeft = '<tr class="wikEdTableMode">';
						}
						break;
					case 'rowAttrib':
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableRowAttrib">';
							}
						}
						else {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableRowAttrib">';
							}
						}
						break;
					case 'header':
						cellCount ++;
						if (wikEd.tableMode === true) {
							insertLeft = '<td class="wikEdTableHeader"' + attrib + ' align="left" valign="top">' + newlineHtml + '<span class="wikEdTableHeader' + newlineClass + '">';
							insertRight = '</span><!--wikEdTableCode-->';
							if (wikEd.refHide === true) {
								insertLeft += '<span class="wikEdTableContainer"><button class="wikEdTableButton' + wikEd.tableArray.length + '" title="' + wikEd.config.text.wikEdTableButtonTooltip + '"></button><!--wikEdTableButton--></span><!--wikEdTableContainer--><span class="wikEdTable">';
								wikEd.tableArray.push( {'text': wikEd.config.text.hideTableHeader, 'added': false} );
								if (node.attrib === undefined) {
									insertRight += '</span><!--wikEdTable-->';
								}
							}
							insertLeft += '<span class="wikEdTableCode">';
						}
						else {
							insertLeft = '<span class="wikEdTableHeader"><span class="wikEdTableCode">';
							insertRight = '</span><!--wikEdTableCode-->';
						}
						break;
					case 'headerAttrib':
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableHeaderAttrib">';
							}
						}
						else {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableHeaderAttrib">';
							}
						}
						break;
					case 'cell':
						cellCount ++;
						if (wikEd.tableMode === true) {
							insertLeft = '<td class="wikEdTableCell"' + attrib + ' align="left" valign="top">' + newlineHtml + '<span class="wikEdTableCell' + newlineClass + '">';
							insertRight = '</span><!--wikEdTableCode-->';
							if (wikEd.refHide === true) {
								insertLeft += '<span class="wikEdTableContainer"><button class="wikEdTableButton' + wikEd.tableArray.length + '" title="' + wikEd.config.text.wikEdTableButtonTooltip + '"></button><!--wikEdTableButton--></span><!--wikEdTableContainer--><span class="wikEdTable">';
								wikEd.tableArray.push( {'text': wikEd.config.text.hideTableCell, 'added': false} );
								if (node.attrib === undefined) {
									insertRight += '</span><!--wikEdTable-->';
								}
							}
							insertLeft += '<span class="wikEdTableCode">';
						}
						else {
							insertLeft = '<span class="wikEdTableCell"><span class="wikEdTableCode">';
							insertRight = '</span><!--wikEdTableCode-->';
						}
						break;
					case 'cellAttrib':
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCellAttrib">';
							}
						}
						else {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCellAttrib">';
							}
						}
						break;
				}
				break;

			// tag type: close
			case 'close':
				switch (tag) {
					case 'italic':
						insertLeft = '<span class="wikEdWiki">';
						pushRight = '</span><!--wikEdWiki--></span><!--wikEdItalic-->';
						break;
					case 'bold':
						insertLeft = '<span class="wikEdWiki">';
						pushRight = '</span><!--wikEdWiki--></span><!--wikEdBold-->';
						break;
					case 'link':
						insertLeft = '</span><!--wikEdLinkName/CatName--><span class="wikEdLinkTag">';
						insertRight = '</span><!--wikEdLinkTag--></span><!--wikEdLink/Cat-->';
						break;
					case 'linkPiped':
						insertLeft = '</span><!--wikEdLinkText--><span class="wikEdLinkTag">';
						insertRight = '</span><!--wikEdLinkTag--></span><!--wikEdLink/Cat/LinkCross-->';
						break;
					case 'file':
						insertLeft = '</span><!--wikEdFileName/Param/Caption--><span class="wikEdFileTag">';
						insertRight = '</span><!--wikEdFileTag--></span><!--wikEdFile-->';
						break;
					case 'externalText':
						insertRight = '</span><!--wikEdURLText-->';
						break;
					case 'external':
						insertLeft = '<span class="wikEdLinkTag">';
						insertRight = '</span><!--wikEdLinkTag--></span><!--wikEdURL-->';
						break;
					case 'template':
						insertLeft = '</span><!--wikEdTemplName/Param--><span class="wikEdTemplTag">';
						insertRight = '</span><!--wikEdTemplTag--></span><!--wikEdTempl-->';
						break;
					case 'parameter':
					case 'parameterPiped':
						insertLeft = '</span><!--wikEdParamName/Default--><span class="wikEdTemplTag">';
						insertRight = '</span><!--wikEdTemplTag--></span><!--wikEdParam-->';
						break;
					case 'html':
					case 'tr':
					case 'td':
					case 'th':
					case 'col':
					case 'thead':
					case 'tfoot':
					case 'tbody':
					case 'colgroup':
					case 'abbr':
					case 'big':
					case 'blockquote':
					case 'center':
					case 'code':
					case 'del':
					case 'div':
					case 'font':
					case 'ins':
					case 'small':
					case 'span':
					case 'strike':
					case 'tt':
					case 'rb':
					case 'rp':
					case 'rt':
					case 'ruby':
					case 'nowiki':
					case 'math':
					case 'score':
					case 'noinclude':
					case 'includeonly':
					case 'onlyinclude':
					case 'gallery':
					case 'categorytree':
					case 'charinsert':
					case 'hiero':
					case 'imagemap':
					case 'inputbox':
					case 'poem':
					case 'syntaxhighlight':
					case 'source':
					case 'timeline':
						insertLeft = '<span class="wikEdHtmlTag">';
						pushRight = '</span><!--wikEdHtmlTag--></span><!--wikEdHtml-->';
						break;
					case 'u':
						insertLeft = '</span><!--wikEdIns--><span class="wikEdHtmlTagButtons">';
						pushRight = '</span><!--wikEdHtmlTagButtons-->';
						break;
					case 's':
						insertLeft = '</span><!--wikEdDel--><span class="wikEdHtmlTagButtons">';
						pushRight = '</span><!--wikEdHtmlTagButtons-->';
						break;
					case 'sub':
						insertLeft = '<span class="wikEdHtmlTagButtons">';
						pushRight = '</span><!--wikEdHtmlTagButtons--></span><!--wikEdSubscript-->';
						break;
					case 'sup':
						insertLeft = '<span class="wikEdHtmlTagButtons">';
						pushRight = '</span><!--wikEdHtmlTagButtons--></span><!--wikEdSuperscript-->';
						break;
					case 'p':
						insertLeft = '<span class="wikEdHtmlUnknown" title="' + wikEd.config.text.wikEdErrorHtmlUnknown + '">';
						pushRight = '</span><!--wikEdHtmlUnknown-->';
						break;
					case 'ref':
						insertLeft = '<span class="wikEdHtmlTag">';
						pushRight = '</span><!--wikEdHtmlTag--></span><!--wikEdRef-->';
						break;
					case 'references':
						insertLeft = '<span class="wikEdReferencesTag">';
						pushRight = '</span><!--wikEdReferencesTag--></span><!--wikEdRefList-->';
						break;
					case 'heading':
						insertRight = '</span><!--wikEdHeading/WP-->';
						break;

					// table close
					case 'table':
						if (wikEd.tableMode === true) {
							insertLeft = '<tr class="wikEdTableTag"><td class="wikEdTableTag" colspan="1000" align="left" valign="top"><span class="wikEdTableTag' + newlineClass + '">';
							if (wikEd.refHide === true) {
								insertLeft += '<span class="wikEdTableContainer"><button class="wikEdTableButton' + wikEd.tableArray.length + '" title="' + wikEd.config.text.wikEdTableButtonTooltip + '"></button><!--wikEdTableButton--></span><!--wikEdTableContainer--><span class="wikEdTable">';
								wikEd.tableArray.push( {'text': wikEd.config.text.hideTableEnd, 'added': false} );
							}
							insertLeft += '<span class="wikEdTableCode">';
							insertRight = '</span><!--wikEdTableCode-->';
							if (wikEd.refHide === true) {
								insertRight += '</span><!--wikEdTable-->';
							}
							insertRight += '</span><!--wikEdTableTag' + newlineClass + '--></td><!--wikEdTableTag--></tr><!--wikEdTableTag--></table><!--wikEdTableMode-->';
						}
						else {
							insertLeft = '<span class="wikEdTableTag"><span class="wikEdTableCode">';
							insertRight = '</span><!--wikEdTableCode--></span><!--wikEdTableTag--></span><!--wikEdTableBlock-->';
						}
						break;
					case 'tableAttrib':
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertRight = '</span><!--wikEdTableTagAttrib-->';
							}
							if (wikEd.refHide === true) {
								insertRight += '</span><!--wikEdTable-->';
							}
							insertRight += '</span><!--wikEdTableTag' + parentNewlineClass + '--></td><!--wikEdTableTag--></tr><!--wikEdTableTag-->';
						}
						else {
							if (parent.attrib !== undefined) {
								insertRight = '</span><!--wikEdTableTagAttrib--></span><!--wikEdTableTag-->';
							}
						}
						break;
					case 'tableCaption':
						if (wikEd.tableMode === true) {
							insertRight = '</span><!--wikEdTableCaption' + pairedNewlineClass + '--></td><!--wikEdTableCaption--></tr><!--wikEdTableCaption-->';
						}
						else {
							insertRight = '</span><!--wikEdTableCaption-->';
						}
						break;
					case 'captionAttrib':
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCode">';
								insertRight = '</span><!--wikEdTableCode--></span><!--wikEdTableCaptionAttrib-->';
								if (wikEd.refHide === true) {
									insertRight += '</span><!--wikEdTable-->';
								}
							}
							else {
								insertRight = '';
							}
						}
						else {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCode">';
								insertRight = '</span><!--wikEdTableCode--></span><!--wikEdTableCaptionAttrib-->';
							}
						}
						break;
					case 'row':
						if ( (paired !== null) && (paired.tagLength > 0) ) {
							insertRight = '</tr><!--wikEdTableRow-->';
						}
						else {
							insertRight = '</tr><!--wikEdTableMode-->';
						}
						break;
					case 'rowAttrib':
						var parentAttrib = parent.attrib || '';
						if (parentAttrib !== '') {
							parentAttrib = wikEd.SanitizeAttributes('tr', parentAttrib, true);
							if (parentAttrib !== '') {
								parentAttrib = ' ' + parentAttrib;
							}
						}
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertRight = '</span><!--wikEdTableRowAttrib-->';
							}
							if (wikEd.refHide === true) {
								insertRight += '</span><!--wikEdTable-->';
							}
							insertRight += '</span><!--wikEdTableRow' + parentNewlineClass + '--></td><!--wikEdTableRow--></tr><!--wikEdTableRow--><tr class="wikEdTableRow"' + parentAttrib + '>';
						}
						else {
							if (parent.attrib !== undefined) {
								insertRight = '</span><!--wikEdTableRowAttrib-->';
							}
							insertRight += '</span><!--wikEdTableRow-->';
						}
						break;
					case 'header':
						if (wikEd.tableMode === true) {
							insertRight = '</span><!--wikEdTableHeader' + pairedNewlineClass + '--></td><!--wikEdTableHeader-->';
						}
						else {
							insertRight = '</span><!--wikEdTableHeader-->';
						}
						break;
					case 'headerAttrib':
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCode">';
								insertRight = '</span><!--wikEdTableCode--></span><!--wikEdTableHeaderAttrib-->';
								if (wikEd.refHide === true) {
									insertRight += '</span><!--wikEdTable-->';
								}
							}
						}
						else {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCode">';
								insertRight = '</span><!--wikEdTableCode--></span><!--wikEdTableHeaderAttrib-->';
							}
						}
						break;
					case 'cell':
						if (wikEd.tableMode === true) {
							insertRight = '</span><!--wikEdTableCell' + pairedNewlineClass + '--></td><!--wikEdTableCell-->';
						}
						else {
							insertRight = '</span><!--wikEdTableCell-->';
						}
						break;
					case 'cellAttrib':
						if (wikEd.tableMode === true) {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCode">';
								insertRight = '</span><!--wikEdTableCode--></span><!--wikEdTableCellAttrib-->';
								if (wikEd.refHide === true) {
									insertRight += '</span><!--wikEdTable-->';
								}
							}
						}
						else {
							if (parent.attrib !== undefined) {
								insertLeft = '<span class="wikEdTableCode">';
								insertRight = '</span><!--wikEdTableCode--></span><!--wikEdTableCellAttrib-->';
							}
						}
						break;
				}
				break;

			// tag type: block
			case 'block':
				switch (tag) {
					case 'linkNamespace':
						insertLeft = '<span class="wikEdLinkNs">';
						pushRight = '</span><!--wikEdLinkNs-->';
						break;
					case 'linkInter':
						insertLeft = '<span class="wikEdLinkInter">';
						pushRight = '</span><!--wikEdLinkInter-->';
						break;
					case 'inlineURL':
						var url = '';
						var regExpMatch;
						if ( (regExpMatch = /\w\S+/.exec(tagMatch)) !== null) {
							url = regExpMatch[0];
						}
						insertLeft = '<span class="wikEdURLName" ' + wikEd.HighlightLinkify('', '', url) + '>';
						pushRight = '</span><!--wikEdURLName-->';
						break;
					case 'externalURL':
						insertLeft = '<span class="wikEdURLTarget">';
						pushRight = '</span><!--wikEdURLTarget-->';
						break;
					case 'templateModifier':
						insertLeft = '<span class="wikEdTemplMod">';
						pushRight = '</span><!--wikEdTemplMod-->';
						break;
					case 'templateNamespace':
						insertLeft = '<span class="wikEdTemplNs">';
						pushRight = '</span><!--wikEdTemplNs-->';
						break;
					case 'templateParserFunct':
						insertLeft = '<span class="wikEdParserFunct">';
						pushRight = '</span><!--wikEdParserFunct-->';
						break;
					case 'PMID':
						var idNumber = '';
						var regExpMatch;
						if ( (regExpMatch = /\d+/.exec(tagMatch)) !== null) {
							idNumber = regExpMatch[0];
						}
						insertLeft = '<span class="wikEdPMID" ' + wikEd.HighlightLinkify('', '', '//www.ncbi.nlm.nih.gov/pubmed/' + idNumber) + '>';
						insertRight = '</span><!--wikEdPMID-->';
						break;
					case 'ISBN':
						var idNumber = '';
						var regExpMatch;
						if ( (regExpMatch = /\d[\s\d\-]+x?/.exec(tagMatch)) !== null) {
							idNumber = regExpMatch[0].replace(/\D/g, '');
						}
						insertLeft = '<span class="wikEdISBN" ' + wikEd.HighlightLinkify('', 'Special:BookSources/' + idNumber) + '>';
						pushRight = '</span><!--wikEdISBN-->';
						break;
					case 'RFC':
						var idNumber = '';
						var regExpMatch;
						if ( (regExpMatch = /\d[\s\d\-]+x?/.exec(tagMatch)) !== null) {
							idNumber = regExpMatch[0].replace(/\D/g, '');
						}
						insertLeft = '<span class="wikEdISBN" ' + wikEd.HighlightLinkify('', '', '//tools.ietf.org/html/rfc' + idNumber) + '>';
						pushRight = '</span><!--wikEdISBN-->';
						break;
					case 'magic':
						insertLeft = '<span class="wikEdMagic">';
						insertRight = '</span><!--wikEdMagic-->';
						break;
					case 'signature':
						var title = wikEd.config.text['wikEdSignature' + tagLength];
						insertLeft = '<span class="wikEdSignature" title="' + title + '">';
						insertRight = '</span><!--wikEdSignature-->';
						break;
					case 'hr':
						pushLeft = '<span class="wikEdHr">';
						pushRight = '</span><!--wikEdHr-->';
						break;
					case 'linkParam':
						insertLeft = '</span><!--wikEdLinkTarget/CatName--><span class="wikEdLinkTag">';
						insertRight = '</span><!--wikEdLinkTag--><span class="wikEdLinkText">';
						break;
					case 'fileParam':

						// make text parameters a caption
						var params = '';
						if (pairedPos !== undefined) {
							params = obj.html.substring(tagFrom + 1, parent.pairedPos - 1);
						}
						if (/^\s*(thumb|thumbnail|frame|right|left|center|none|\d+px|\d+x\d+px|link\=.*?|upright|border)\s*(\||$)/.test(params) === true) {
							insertLeft = '</span><!--wikEdFileName/Param--><span class="wikEdFileTag">';
							insertRight = '</span><!--wikEdFileTag--><span class="wikEdFileParam">';
						}
						else {
							insertLeft = '</span><!--wikEdFileName/Param--><span class="wikEdFileTag">';
							insertRight = '</span><!--wikEdFileTag--><span class="wikEdFileCaption">';
						}
						break;
					case 'redirect':
						insertLeft = '<span class="wikEdRedir">';
						pushRight = '</span><!--wikEdRedir-->';
						break;
					case 'templateParam':
						insertLeft = '</span><!--wikEdTemplateName/Param--><span class="wikEdTemplTag">';
						pushRight = '</span><!--wikEdTemplTag--><span class="wikEdTemplParam">';
						break;
					case 'parameterDefault':
						insertLeft = '</span><!--wikEdParamName--><span class="wikEdTemplTag">';
						insertRight = '</span><!--wikEdTemplTag--><span class="wikEdParamDefault">';
						break;
					case 'void':
					case 'html':
					case 'htmlEmpty':
						insertLeft = '<span class="wikEdHtml"><span class="wikEdHtmlTag">';
						pushRight = '</span><!--wikEdHtmlTag--></span><!--wikEdHtml-->';
						break;
					case 'htmlUnknown':
						insertLeft = '<span class="wikEdHtmlUnknown" title="' + wikEd.config.text.wikEdErrorHtmlUnknown + '">';
						pushRight = '</span><!--wikEdHtmlUnknown-->';
						break;
					case 'ref':
						var refName = '';
						var regExpMatch;
						if ( (regExpMatch = /(\bname\s*=\s*('|"))([^\x01]+?)\2/i.exec(tagMatch)) !== null) {
							refName = regExpMatch[3];
							wikEd.HighlightBuildTree('refName', 'block', tagFrom + regExpMatch.index + regExpMatch[1].length, regExpMatch[3].length, parseObj);
						}
						else if ( (regExpMatch = /(\bname\s*=\s*)(\w+)/i.exec(tagMatch)) !== null) {
							refName = regExpMatch[2];
							wikEd.HighlightBuildTree('refName', 'block', tagFrom + regExpMatch.index + regExpMatch[1].length, regExpMatch[2].length, parseObj);
						}
						if (wikEd.refHide === true) {
							if (refName !== '') {
								insertLeft = '<span class="wikEdRefContainer"><button class="wikEdRefButton' + wikEd.referenceArray.length + '" title="' + wikEd.config.text.wikEdRefButtonTooltip + '"></button><!--wikEdRefButton--></span><!--wikEdRefContainer-->';
								wikEd.referenceArray.push( {'text': refName + ' ↑', 'added': false} );
							}
							else {
								insertLeft = '<span class="wikEdRefContainer"><button class="wikEdRefButton" title="' + wikEd.config.text.wikEdRefButtonTooltip + '"></button><!--wikEdRefButton--></span><!--wikEdRefContainer-->';
							}
						}
						insertLeft += '<span class="wikEdRef"><span class="wikEdHtmlTag">';
						pushRight = '</span><!--wikEdHtmlTag--></span><!--wikEdRef-->';
						break;
					case 'references':
						insertLeft = '<span class="wikEdReferences"><span class="wikEdReferencesTag">';
						pushRight = '</span><!--wikEdReferencesTag--></span><!--wikEdReferences-->';
						break;
					case 'pre':
						insertLeft = '<span class="wikEdPre">';
						pushRight = '</span><!--wikEdPre-->';
						break;
					case 'math':
						insertLeft = '<span class="wikEdMath">';
						pushRight = '</span><!--wikEdMath-->';
						break;
					case 'score':
						insertLeft = '<span class="wikEdScore">';
						pushRight = '</span><!--wikEdScore-->';
						break;
					case 'nowiki':
						insertLeft = '<span class="wikEdNowiki">';
						pushRight = '</span><!--wikEdNowiki-->';
						break;
					case 'listTag':
						insertLeft = '<span class="wikEdListTag">';
						insertRight = '</span><!--wikEdListTag-->';
						break;
					case 'preformTag':
						insertLeft = '<span class="wikEdSpaceTag">';
						insertRight = '</span><!--wikEdSpaceTag-->';
						break;
					case 'refName':
						insertLeft = '<span class="wikEdRefName">';
						pushRight = '</span><!--wikEdRefName-->';
						break;
					case 'list':
						pushLeft = '<span class="wikEdList">';
						pushRight = '</span><!--wikEdList-->';
						break;
					case 'preform':
						pushLeft = '<span class="wikEdSpace">';
						pushRight = '</span><!--wikEdSpace-->';
						break;
					case 'colorLight':
						insertLeft = '<span style="background: ' + tagMatch + '" class="wikEdColorsLight">';
						insertRight = '</span><!--wikEdColorsLight-->';
						break;
					case 'colorDark':
						insertLeft = '<span style="background: ' + tagMatch + '" class="wikEdColorsDark">';
						insertRight = '</span><!--wikEdColorsDark-->';
						break;
					case 'colorHex3':
						var regExpMatch = /([0-9a-f])([0-9a-f])([0-9a-f])/i.exec(tagMatch);
						if ( (regExpMatch[1] > 255) || (regExpMatch[2] > 255) || (regExpMatch[3] > 255) ) {
							break;
						}
						var luminance = parseInt(regExpMatch[1], 16) * 16 * 0.299 + parseInt(regExpMatch[2], 16) * 16 * 0.587 + parseInt(regExpMatch[3], 16) * 16  * 0.114;
						if (luminance > 128) {
							insertLeft = '<span style="background: ' + tagMatch + '" class="wikEdColorsLight">';
							insertRight = '</span><!--wikEdColorsLight-->';
						}
						else {
							insertLeft = '<span style="background: ' + tagMatch + '" class="wikEdColorsDark">';
							insertRight = '</span><!--wikEdColorsDark-->';
						}
						break;
					case 'colorHex6':
						var regExpMatch = /([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})/i.exec(tagMatch);
						if ( (regExpMatch[1] > 255) || (regExpMatch[2] > 255) || (regExpMatch[3] > 255) ) {
							break;
						}
						var luminance = parseInt(regExpMatch[1], 16) * 0.299 + parseInt(regExpMatch[2], 16) * 0.587 + parseInt(regExpMatch[3], 16) * 0.114;
						if (luminance > 128) {
							insertLeft = '<span style="background: ' + tagMatch + '" class="wikEdColorsLight">';
							insertRight = '</span><!--wikEdColorsLight-->';
						}
						else {
							insertLeft = '<span style="background: ' + tagMatch + '" class="wikEdColorsDark">';
							insertRight = '</span><!--wikEdColorsDark-->';
						}
						break;
					case 'colorDec':
						var regExpMatch = /(\d+)\s*,\s*(\d+)\s*,\s*(\d+)/i.exec(tagMatch);
						if ( (regExpMatch[1] > 255) || (regExpMatch[2] > 255) || (regExpMatch[3] > 255) ) {
							break;
						}
						var luminance = regExpMatch[1] * 0.299 + regExpMatch[2] * 0.587 + regExpMatch[3] * 0.114;
						if (luminance > 128) {
							insertLeft = '<span style="background: ' + tagMatch + '" class="wikEdColorsLight">';
							insertRight = '</span><!--wikEdColorsLight-->';
						}
						else {
							insertLeft = '<span style="background: ' + tagMatch + '" class="wikEdColorsDark">';
							insertRight = '</span><!--wikEdColorsDark-->';
						}
						break;
					case 'ctrl':
						insertLeft = '<span class="wikEdCtrl" title="' + wikEd.controlCharHighlighting[tagMatch.charCodeAt(0).toString()] + '">';
						insertRight = '</span><!--wikEdCtrl-->';
						break;
					case 'char':
						var charName = wikEd.charHighlighting[tagMatch.charCodeAt(0).toString()];
						var charClass = 'wikEd' + charName;
						insertLeft = '<span class="' + charClass + '" title="' + wikEd.config.text[charName] + '">';
						insertRight = '</span><!--' + charClass + '-->';
						break;
					case 'charEntity':
						var regExpMatch = /&(\w+);/i.exec(tagMatch);
						var character = wikEd.charEntitiesByName[ regExpMatch[1] ];
						if (character !== undefined) {
							if (wikEd.refHide === true) {
								insertLeft = '<span class="wikEdCharEntityContainer"><button class="wikEdCharEntityButton' + wikEd.charEntityArray.length + '" title="' + wikEd.config.text.wikEdCharEntityButtonTooltip + '"></button><!--wikEdCharEntityButton--></span><!--wikEdCharEntityContainer-->';
								wikEd.charEntityArray.push( {'text': character, 'added': false} );
							}
							insertLeft += '<span class="wikEdCharEntity">';
							insertRight = '</span><!--wikEdCharEntity-->';
						}
						break;
				}
				break;

			// tag type: various
			case 'comment':
				insertLeft = '<span class="wikEdComment">' + node.left + '</span><!--wikEdComment-->';
				break;
			case 'keep':
				insertLeft = '<span class="wikEdKeep">' + node.left + '</span><!--wikEdKeep-->';
				break;
			case 'error':
				insertLeft = '<span class="wikEdError" title="' + node.left + '">';
				if (wikEd.config.highlightError === true) {
					insertLeft += '<span class="wikEdHighlightError">' + node.left + '</span><!--wikEdHighlightError-->';
				}
				pushRight = '</span><!--wikEdError-->';
				break;
			case 'note': // for debugging
				insertLeft = '<span class="wikEdParsingNote">' + node.tagLength + '</span><!--wikEdParsingNote-->';
				break;
			case 'root':
				break;
			case undefined:
				break;
		}

		// add left html into existing entry
		if (insertLeft !== '') {
			node.left = insertLeft;
			node.index = i;
		}

		// add left html as new array element to allow for overlapping highlighting as in hr
		else if (pushLeft !== '') {
			parseObj.tree.push( { 'start': tagFrom, 'tagLength': 0, 'left': pushLeft, 'index': i - 0.5 } );
		}

		// add right html into existing entry
		if (insertRight !== '') {
			node.right = insertRight;
			node.index = i;
		}

		// add right html as new array element to allow for overlapping highlighting as in html-like tags and urls
		else if (pushRight !== '') {
			parseObj.tree.push( { 'start': tagTo, 'tagLength': 0, 'right': pushRight, 'index': i + 0.5 } );
		}
		if (pushRight2 !== '') {
			parseObj.tree.push( { 'start': pushRightPos2, 'tagLength': 0, 'right': pushRight2, 'index': i + 0.5 } );
		}

		from = tagTo;
		i ++;
	}

	return;
};


//
// wikEd.HighlightMergeHtml: merge parse tree highlighting html code with article text
//

wikEd.HighlightMergeHtml = function (parseObj, obj) {

	if (parseObj.tree.length <= 1) {
		return;
	}

	// sort parse array by position, length, and index
	parseObj.tree.sort(
		function(a, b) {

			// by start position
			if (a.start != b.start) {
				return a.start - b.start;
			}

			// by length
			if (a.tagLength != b.tagLength) {
				return a.tagLength - b.tagLength;
			}

			// by index
			return a.index - b.index;
		}
	);

	// add comments and highlighting
	var from = 0;
	var htmlArray = [];

	// cycle through parse array and assemble html array
	for (var i = 0; i < parseObj.tree.length; i ++) {
		var node = parseObj.tree[i];
		var tagFrom = node.start;
		var tagLength = node.tagLength;
		var htmlLeft = node.left;
		var htmlRight = node.right;
		var tagTo = tagFrom + tagLength;

		// drop overlapping highlighting //// |- in tables?!
		if (tagFrom < from) {
			continue;
		}

		// ignore root
		if (tagFrom === undefined) {
			continue;
		}

		// push leading plain text
		htmlArray.push(obj.html.substring(from, tagFrom));

		// push left html
		if (htmlLeft !== undefined) {
			htmlArray.push(htmlLeft);
		}

		// push right html
		if (htmlRight !== undefined) {
			htmlArray.push(obj.html.substring(tagFrom, tagTo));
			htmlArray.push(htmlRight);
			from = tagTo;
		}
		else {
			from = tagFrom;
		}
	}
	htmlArray.push(obj.html.substring(from));

	// join html array
	obj.html = htmlArray.join('');

	// display highlighted html:
	// WED(obj.html.replace(/\x00/g, '&lt;').replace(/\x01/g, '&gt;'));

	return;
};


//
// wikEd.HighlightLinkify: prepare the span tag parameters for ctrl-click opening of highlighted links, addding redirect info, and highlighting redlinks
//

wikEd.HighlightLinkify = function (linkPrefix, linkTitle, linkUrl) {

	var linkName = '';
	var subpage = false;
	var link = '';
	var info = '';

	// generate url from interlanguage or namespace prefix and title
	if (typeof linkUrl != 'string') {

		// test for illegal characters
		if (/[\{\|\}\[\]<>#]/.test(linkPrefix) === true) {
			return '';
		}

		// clean prefix and title
		linkPrefix = wikEd.CleanLink(linkPrefix);
		linkTitle = wikEd.CleanLink(linkTitle);
		linkName = linkPrefix + linkTitle;
		link = linkName;

		// character accentuation for Esperanto, see [[Help:Special_characters#Esperanto]]
		if (wikEd.wikiGlobals.wgContentLanguage == 'eo') {
			linkTitle = linkTitle.replace(/([cghjsu])(x+)/gi,
				function(p, p1, p2) {
					var accentChar = p1;
					var xString = p2;
					var xLength = xString.length;
					var xCount = Math.floor(xLength / 2);
					if ( (xLength / 2 - xCount) > 0) {
						var pos = 'CGHJSUcghjsu'.indexOf(accentChar);
						accentChar = 'ĈĜĤĴŜŬĉĝĥĵŝŭ'.substr(pos, 1);
						xString = xString.replace(/^x|(x)x/gi, '$1');
					}
					else {
						xString = xString.replace(/(x)x/gi, '$1');
					}
					return accentChar + xString;
				}
			);
		}

		// [[/subpage]] refers to a subpage of the current page, [[#section]] to a section of the current page
		if ( (linkPrefix === '') && ( (linkTitle.indexOf('/')=== 0) || (linkTitle.indexOf('#')=== 0) ) ) {
			subpage = true;
		}

		// Wiktionary differentiates between lower and uppercased titles, interwiki should not be uppercased
		if (subpage === true) {
			linkUrl = linkPrefix + wikEd.pageName + linkTitle;
		}
		else {
			linkUrl = linkPrefix + linkTitle;
		}
		linkUrl = wikEd.EncodeTitle(linkUrl);
		if (typeof wikEd.config.linkifyArticlePath  == 'string') {
			linkUrl = wikEd.config.linkifyArticlePath.replace(/\$1/, linkUrl);
		}
		else if (typeof wikEd.wikiGlobals.wgArticlePath == 'string') {
			linkUrl = wikEd.wikiGlobals.wgArticlePath.replace(/\$1/, linkUrl);
		}
		else {
			linkUrl = '';
		}

		// detect redirect and redlink info
		if ( (Object.prototype.hasOwnProperty.call(wikEd.linkInfo, link) === true) && (wikEd.linkInfo[link].updated === true) ) {

			// redirect
			if (wikEd.linkInfo[link].redirect === true) {
				var target = wikEd.linkInfo[link].target;
				if ( (target !== undefined) && (target !== null) ) {
					info += wikEd.config.text.redirect + ' ' + target;
				}
			}

			// redlinks
			if (wikEd.linkInfo[link].missing === true) {
				info += wikEd.config.text.redlink;
			}
		}

		// collect new links
		else {
			wikEd.linkInfo[link] = {
				update: true,
				updated: false,
			};
		}
	}

	// url provided
	else {

		// test for illegal characters
		if (/[<>]/.test(linkUrl) === true) {
			return '';
		}

		// test for templates
		if (/\{|\}/.test(linkUrl) === true) {
			return '';
		}
		linkName = wikEd.EncodeTitle(linkUrl);
	}

	var linkPopup = linkName;
	if (subpage === true) {
		linkPopup = wikEd.pageName + linkPopup;
	}
	linkPopup = linkPopup.replace(/\t/g, '  ');
	linkPopup = wikEd.EscapeHtml(linkPopup);
	linkPopup = linkPopup.replace(/"/g, '&quot;');
	var linkParam = '';

	if (linkUrl !== '') {
		var titleClick;
		if (wikEd.platform == 'mac') {
			titleClick = wikEd.config.text.followLinkMac;
		}
		else {
			titleClick = wikEd.config.text.followLink;
		}
		var id = 'wikEdWikiLink' + Object.getOwnPropertyNames(wikEd.wikiLinks).length;
		var linkify = linkPopup + ' ' + titleClick;
		linkParam += 'id="' + id + '" title="' + linkify + info + '"';

		// save link infos for linkification and redlinking
		wikEd.wikiLinks[id] = { url: linkUrl, link: link, linkify: linkify, info: info };
	}
	return linkParam;
};


//
// wikEd.CleanLink: clean and normalize article title
//

wikEd.CleanLink = function (link) {

	// remove highlighting code
	link = link.replace(/<[^>]*>/g, '');

	// remove control chars
	var regExp = new RegExp('[' + wikEd.controlCharHighlightingStr + '\t\n\r]', 'g');
	link = link.replace(regExp, '');

	// fix strange white spaces, leading colons
	link = link.replace(/\s/g, ' ');
	link = link.replace(/^ +/, '');
	link = link.replace(/^:+ *()/, '');
	link = link.replace(/ +/g, '_');

	// quotes and ampersand
	link = link.replace(/&amp;quot;/g, '"');
	link = link.replace(/&amp;apos;/g, '\'');
	link = link.replace(/&amp;/g, '&');

	return link;
};


//
// wikEd.EncodeTitle: encode article title for use in url (code copied to wikEdDiff.js)
//

wikEd.EncodeTitle = function (title) {

	if (title === undefined) {
		title = wikEd.wikiGlobals.wgTitle;
	}

	// characters not supported
	title = title.replace(/[<>\[\]|{}]/g, '');

	title = title.replace(/ /g, '_');
	title = encodeURI(title);
	title = title.replace(/%25(\d\d)/g, '%$1');
	title = title.replace(/&/g, '%26');
	title = title.replace(/#/g, '%23');
	title = title.replace(/'/g, '%27');
	title = title.replace(/\?/g, '%3F');
	title = title.replace(/\+/g, '%2B');
	return title;
};


//
// wikEd.EscapeHtml: escape html code, &<> to character entities
//

wikEd.EscapeHtml = function (html) {

	html = html.replace(/&/g, '&amp;');
	html = html.replace(/</g, '&lt;');
	html = html.replace(/>/g, '&gt;');
	return html;
};



//
// wikEd.UpdateTextarea: copy frame content or provided text to textarea
//

wikEd.UpdateTextarea = function (text) {

	var obj = {};
	if (text !== undefined) {
		obj.html = text;
	}

	// get frame content, remove dynamically inserted nodes by other scripts
	else {
		wikEd.CleanNodes(wikEd.frameDocument);
		if ( wikEd.frameBody ) {
			obj.html = wikEd.frameBody.innerHTML;
		} else {
			return;
		}

	}

	// remove trailing blanks and newlines at end of text
	obj.html = obj.html.replace(/((<br\b[^>]*>)|\s)+$/g, '');

	// remove leading spaces in lines
	obj.html = obj.html.replace(/(<br\b[^>]*>)[\n\r]* *()/g, '$1');

	// textify so that no html formatting is submitted
	wikEd.Textify(obj);
	obj.plain = obj.plain.replace(/&nbsp;|&#160;|\xa0/g, ' ');
	obj.plain = obj.plain.replace(/&lt;/g, '<');
	obj.plain = obj.plain.replace(/&gt;/g, '>');
	obj.plain = obj.plain.replace(/&amp;/g, '&');

	// convert all &nbsp; char entitities to actual characters (customization option only)
	if (wikEd.config.nbspToChar === true) {
		obj.plain = obj.plain.replace(/&nbsp;/g, '\xa0');
	}

	// copy to textarea
	wikEd.textarea.value = obj.plain;

	// remember frame scroll position
	wikEd.frameScrollTop = wikEd.frameBody.scrollTop;

	return;
};


//
// wikEd.UpdateFrame: copy textarea content or provided html to frame
//

wikEd.UpdateFrame = function (html) {

	// get textarea content
	var obj = {};
	if (html !== undefined) {
		obj.html = html;
	}
	else {
		obj.html = wikEd.textarea.value;
		obj.html = wikEd.EscapeHtml(obj.html);

		// convert \xa (nbsp) to character entities so they do not get converted to blanks
		if (wikEd.config.convertNbspToEntities === true) {
			obj.html = obj.html.replace(/\xa0/g, '&amp;nbsp;');
		}
	}

	// highlight the syntax
	if (wikEd.highlightSyntax === true) {
		obj.whole = true;
		wikEd.HighlightSyntax(obj);
	}

	// at least display tabs
	else {
		obj.html = obj.html.replace(/(\t)/g, '<span class="wikEdTabPlain">$1</span><!--wikEdTabPlain-->');
	}

	// multiple blanks to blank-&nbsp;
	obj.html = obj.html.replace(/(^|\n) /g, '$1&nbsp;');
	obj.html = obj.html.replace(/ (\n|$)/g, '&nbsp;$1');
	obj.html = obj.html.replace(/ {2}/g, '&nbsp; ');
	obj.html = obj.html.replace(/ {2}/g, '&nbsp; ');

	// newlines to <br>
	obj.html = obj.html.replace(/\n/g, '<br>');

	// insert content into empty frame
	if ( (wikEd.readOnly === true) || (wikEd.frameBody.firstChild === null) || (/^<br[^>]*>\s*$/.test(wikEd.frameBody.innerHTML) === true) ) {
		wikEd.frameBody.innerHTML = obj.html;
	}

	// insert content into frame, preserve history
	else {
		obj.sel = wikEd.GetSelection();
		obj.sel.removeAllRanges();
		var range = wikEd.frameDocument.createRange();
		range.setStartBefore(wikEd.frameBody.firstChild);
		range.setEndAfter(wikEd.frameBody.lastChild);
		obj.sel.addRange(range);

		// replace the frame content with the new text, do not scroll
		var scrollOffset = window.pageYOffset || document.body.scrollTop;
		if (obj.html !== '') {
			wikEd.frameDocument.execCommand('inserthtml', false, obj.html);
		}
		else {
			wikEd.frameDocument.execCommand('delete');
		}
		window.scroll(0, scrollOffset);
		obj.sel.removeAllRanges();

		// scroll to previous position
		if (wikEd.frameScrollTop !== null) {
			wikEd.frameBody.scrollTop = wikEd.frameScrollTop;
		}
	}
	wikEd.frameScrollTop = null;

	// add event handlers and labels
	if (wikEd.highlightSyntax === true) {

		// name ref and template buttons
		wikEd.HighlightNamedHideButtons();

		// add event handlers to unhide refs and templates
		wikEd.HideAddHandlers();

		// add event handlers to make highlighted frame links ctrl-clickable
		wikEd.LinkifyLinks();

		// get link infos from server (redirects, redlinks)
		wikEd.LinkInfoCall();
	}
	return;
};


//
// wikEd.HtmlToPlain: convert html to plain text, called from wikEd.GetText
//

wikEd.HtmlToPlain = function (obj) {

	obj.plain = obj.html.replace(/[\n ]{2,}/g, ' ');
	obj.plain = obj.plain.replace(/<br\b[^>]*>/g, '\n');
	obj.plain = obj.plain.replace(/\xa0/g, ' ');

	return;
};


//
// wikEd.KeyHandler: event handler for keydown events in main document and frame
//   detects emulated accesskey and traps enter in find/replace input elements
//

wikEd.KeyHandler = function (event) {

	// trap enter in find/replace input elements
	if ( (event.type == 'keydown') && (event.keyCode == 13) ) {
		if (event.target.id == 'wikEdFindText') {
			event.preventDefault();
			event.stopPropagation();
			if (event.shiftKey === true) {
				wikEd.EditButton(null, 'wikEdFindPrev');
			}
			else if (event.ctrlKey === true) {
				wikEd.EditButton(null, 'wikEdFindAll');
			}
			else {
				wikEd.EditButton(null, 'wikEdFindNext');
			}
		}
		else if (event.target.id == 'wikEdReplaceText') {
			event.preventDefault();
			event.stopPropagation();
			if (event.shiftKey === true) {
				wikEd.EditButton(null, 'wikEdReplacePrev');
			}
			else if (event.ctrlKey === true) {
				wikEd.EditButton(null, 'wikEdReplaceAll');
			}
			else {
				wikEd.EditButton(null, 'wikEdReplaceNext');
			}
		}
	}

	// detect emulated accesskeys
	else if ( (event.shiftKey === true) && (event.ctrlKey === false) && (event.altKey === true) && (event.metaKey === false) ) {

		// get wikEd button id from keycode
		var buttonId = wikEd.buttonKeyCode[event.keyCode];
		if (buttonId !== undefined) {
			event.preventDefault();
			event.stopPropagation();

			// execute the button click handler code, obj required for eval
			var obj = document.getElementById(buttonId);
			eval(wikEd.editButtonHandler[buttonId]);
			return;
		}
	}
	return;
};


//
// wikEd.FindAhead: find-as-you-type, event handler for find field, supports insensitive and regexp settings
//

wikEd.FindAhead = function () {

	if (wikEd.findAhead.getAttribute('checked') == 'true') {

		// get the find text
		var findText = wikEd.findText.value;
		if (findText === '') {
			return;
		}

		// remember input field selection
		var findTextSelectionStart = wikEd.findText.selectionStart;
		var findTextSelectionEnd = wikEd.findText.selectionEnd;

		// remember frame selection
		var sel = wikEd.GetSelection();
		var range = sel.getRangeAt(0).cloneRange();
		var rangeClone = range.cloneRange();
		var scrollTop = wikEd.frameBody.scrollTop;

		// collapse selection to the left
		sel.removeAllRanges();
		range.collapse(true);
		range = sel.addRange(range);

		// create obj for regexp search
		var obj = {};

		// get insensitive and regexp button states
		var regExpChecked = wikEd.regExp.getAttribute('checked');
		var caseSensitiveChecked = wikEd.caseSensitive.getAttribute('checked');

		// get case sensitive setting
		var caseSensitive = false;
		if (caseSensitiveChecked == 'true') {
			caseSensitive = true;
		}

		// get regexp setting
		var useRegExp = false;
		if (regExpChecked == 'true') {
			useRegExp = true;
		}

		// parameters: obj, findText, caseSensitive, backwards, wrap, useRegExp
		var found = wikEd.Find(obj, findText, caseSensitive, false, true, useRegExp);

		// restore original frame selection
		if (found === false) {
			wikEd.frameBody.scrollTop = scrollTop;
			sel.removeAllRanges();
			sel.addRange(rangeClone);
		}
		else {
			obj.sel.removeAllRanges();
			obj.sel.addRange(obj.changed.range);

			// scroll to selection
			wikEd.ScrollToSelection();
		}

		// restore input field selection (needed for FF 3.6)
		wikEd.findText.select();
		wikEd.findText.setSelectionRange(findTextSelectionStart, findTextSelectionEnd);
	}
	return;
};


//
// wikEd.DebugInfo: click handler for ctrl-click of logo buttons, pastes debug info into edit field or popup; shift-ctrl-click: extended info with resource loader modules
//

wikEd.DebugInfo = function (event) {

	// ctrl-click
	if (event.ctrlKey !== true) {
		return;
	}

	// get debug infos
	var debug = wikEd.GetDebugInfo(event.shiftKey);
	debug = debug.replace(/(^|\n(?=.))/g, '$1* ');
	debug = '=== wikEd bug report: ____ (Please add short title) === \n\n' + debug;
	debug += '* Error console: ____ (Firefox: Tools → Web Developer → Browser console; push clear and reload the page. Chrome: Control button → Tools → JavaScript console. Copy and paste error messages related to wikEd.js)\n';
	debug += '* Problem description: ____ (Please be as specific as possible about what is wrong, including when it happens, what happens, what is broken, and what still works)\n';
	debug += '* Steps to reproduce: ____ (Please include what happens at each step. Your problems cannot be fixed without reproducing them first!)\n';

	// print to iframe, textarea, debug area, or alert
	if (event.target == wikEd.logo) {
		window.alert(debug);
	}
	else if (wikEd.useWikEd === true) {
		debug = wikEd.EscapeHtml('\n' + debug).replace(/\n/g, '<br>');
		wikEd.frameDocument.execCommand('inserthtml', false, debug);
	}
	else if (wikEd.textarea !== null) {
		wikEd.textarea.value += '\n' + debug;
	}
	else {
		wikEd.Debug(debug, undefined, true);
	}
	return;
};


//
// wikEd.GetDebugInfo: compiles debug info into string
//

wikEd.GetDebugInfo = function (extended) {

	var loader = '';
	var mediawiki = '';
	var gadgets = '';
	var scripts = '';

	// cycle through script urls
	var pageScripts = document.getElementsByTagName('script');
	for (var i = 0; i < pageScripts.length; i ++) {
		var src = pageScripts[i].src;
		if (src !== '') {

			// resource loader modules
			var regExpMatch = /load.php\?(|.*?&)modules=(.*?)(&|$)/.exec(src);
			if (regExpMatch !== null) {
				loader += decodeURIComponent(regExpMatch[2]).replace(/\|/g, '; ') + '; ';
			}

			// mediawiki: scripts
			else {
				var regExpMatch = /index.php\?(|.*?&)title=(.*?)(&|$)/.exec(src);
				if (regExpMatch !== null) {
					var script = regExpMatch[2];
					if (/^MediaWiki:Gadget/.test(script) === true) {
						gadgets += script.replace(/^MediaWiki:/, '') + ', ';
					}
					else if (/^MediaWiki:/.test(script) === true) {
						mediawiki += script.replace(/^MediaWiki:/, '') + ', ';
					}
					else {
						scripts += script + ', ';
					}
				}

			// other scripts
				else {
					var regExpScript = new RegExp(wikEd.wikiGlobals.wgServer + '(' + wikEd.wikiGlobals.wgScriptPath + ')?');
					scripts += src.replace(regExpScript, '').replace(/\?.*/, '') + ', ';
				}
			}
		}
	}

	// get date
	var date = new Date();
	var time = (date.getUTCFullYear() + '-' + (date.getUTCMonth() + 1) + '-' + date.getUTCDate() + ' ' + date.getUTCHours() + ':' + date.getUTCMinutes() + ':' + date.getUTCSeconds() + ' UTC').replace(/\b(\d)\b/g, '0$1');

	// get user subpages
	var protocol = document.location.href.replace(/\/\/.*/, '');
	var subPages = wikEd.wikiGlobals.wgServer + wikEd.wikiGlobals.wgArticlePath.replace(/\$1/, 'Special:PrefixIndex/' + wikEd.wikiGlobals.wgFormattedNamespaces[2] + ':' + wikEd.EncodeTitle(wikEd.wikiGlobals.wgUserName) + '/');
	if (/^\/\//.test(subPages) === true) {
		subPages = protocol + subPages;
	}

	// get user js pages
	var userPage = wikEd.wikiGlobals.wgServer + wikEd.wikiGlobals.wgArticlePath.replace(/\$1/, wikEd.wikiGlobals.wgFormattedNamespaces[2] + ':' + wikEd.EncodeTitle(wikEd.wikiGlobals.wgUserName));
	if (/^\/\//.test(userPage) === true) {
		userPage = protocol + userPage;
	}
	var skinJs = userPage + '/' + wikEd.wikiGlobals.skin + '.js';
	var commonJs = userPage + '/common.js';

	// remove trailing separators
	loader = loader.replace(/; $/, '');
	mediawiki = mediawiki.replace(/, $/, '');
	gadgets = gadgets.replace(/, $/, '');
	scripts = scripts.replace(/, $/, '');

	var debug = '';
	debug += 'Date: ' + time + '\n';
	debug += 'wikEd version: ' + wikEd.programVersion + wikEd.installationType + ' (' + wikEd.programDate  + ')\n';
	debug += 'Browser: ' + window.navigator.userAgent + ' (' + window.navigator.platform + ')\n';
	debug += 'Skin: ' + wikEd.wikiGlobals.skin + ' (detected: ' + wikEd.skin + ')\n';
	debug += 'MediaWiki: ' + wikEd.wikiGlobals.wgVersion + '\n';
	debug += 'Gadgets: ' + gadgets + '\n';
	debug += 'MediaWiki scripts: ' + mediawiki + '\n';
	debug += 'Scripts: ' + scripts + '\n';
	if (extended === true) {
		debug += 'Loader: ' + loader + '\n';
	}
	debug += 'URL: ' + window.location.href + '\n';
	debug += 'User subpages: ' + subPages + '\n';
	debug += 'User/skin.js: ' + skinJs + '\n';
	debug += 'User/common.js: ' + commonJs + '\n';

	return debug;
};


//
// wikEd.MainSwitch: click handler for program logo
//

wikEd.MainSwitch = function ( event ) {

	// ctrl-click for debug info
	if ( event.ctrlKey === true ) {
		return;
	}

	// disable function if browser is incompatible
	if ( wikEd.browserNotSupported === true ) {
		return;
	}

	// enable wikEd
	if ( wikEd.disabled === true ) {

		// check for active code editor
		wikEd.CodeEditorCheck();

		// do not turn on when code editor is active
		if ( ( wikEd.useCodeEditor === true ) || ( wikEd.useCodeMirror === true ) ) {
			wikEd.disabled = true;
			wikEd.SetLogo( 'incompatible', 'Code Editor' );
			return;
		}

		wikEd.disabled = false;
		wikEd.SetPersistent( 'wikEdDisabled', '0', 0, '/' );

		// turn rich text frame on
		if ( wikEd.turnedOn === false ) {

			// setup wikEd
			wikEd.TurnOn( false );
		}
		else {
			wikEd.SetLogo();
			var useWikEd = false;
			if ( document.getElementById('wikEdUseWikEd').getAttribute('checked') == 'true' ) {
				useWikEd = true;
			}
			wikEd.SetEditArea( useWikEd );
			wikEd.useWikEd = useWikEd;
			window.wikEdUseWikEd = wikEd.useWikEd;
			if ( wikEd.useWikEd === true ) {
				wikEd.UpdateFrame();
			}
			wikEd.buttonBarWrapper.style.display = 'block';
			wikEd.buttonBarPreview.style.display = 'block';
			if ( wikEd.buttonBarJump !== null ) {
				wikEd.buttonBarJump.style.display = 'block';
			}

			// run scheduled custom functions
			wikEd.ExecuteHook( wikEd.config.onHook );
		}
	}

	// disable wikEd
	else {
		wikEd.SetPersistent( 'wikEdDisabled', '1', 0, '/' );
		if ( wikEd.turnedOn === false ) {
			wikEd.useWikEd = false;
			window.wikEdUseWikEd = wikEd.useWikEd;
			wikEd.disabled = true;
			wikEd.SetLogo();
		}
		else {

			// interrupt fullscreen mode
			if ( wikEd.fullscreen === true ) {
				wikEd.FullScreen( false );
			}

			// turn classic textarea on
			if ( wikEd.useWikEd === true ) {
				wikEd.UpdateTextarea();
			}
			wikEd.SetEditArea(false);

			// reset textarea dimensions
			wikEd.textarea.style.height = ( wikEd.textareaOffsetHeightInitial - wikEd.frameBorderHeight ) + 'px';
			wikEd.textarea.style.width = '100%';

			wikEd.frameHeight = ( wikEd.textareaOffsetHeightInitial - wikEd.frameBorderHeight ) + 'px';
			wikEd.frameWidth = ( wikEd.editorWrapper.clientWidth - wikEd.frameBorderWidth ) + 'px';
			wikEd.frame.style.height = wikEd.frameHeight;
			wikEd.frame.style.width = wikEd.frameWidth;

			wikEd.buttonBarWrapper.style.display = 'none';
			wikEd.buttonBarPreview.style.display = 'none';

			wikEd.previewArticle.style.display = 'none';
			wikEd.previewDiff.style.display = 'none';
			wikEd.localPrevWrapper.style.display = 'none';
			wikEd.localPrevWrapper.style.height = 'auto';

			if ( wikEd.buttonBarJump !== null ) {
				wikEd.buttonBarJump.style.display = 'none';
			}

			wikEd.useWikEd = false;
			window.wikEdUseWikEd = wikEd.useWikEd;
			wikEd.disabled = true;
			wikEd.SetLogo();

			// run scheduled custom functions
			wikEd.ExecuteHook( wikEd.config.offHook );
		}
	}
	return;
};


//
// wikEd.FullScreen: change to fullscreen edit area or back to normal view
//

wikEd.FullScreen = function (fullscreen, updateButton) {

	// resize only
	if (fullscreen === undefined) {
		fullscreen = wikEd.fullscreen;
	}

	// no fullscreen for special edit pages
	if (wikEd.editArticle === false) {
		fullscreen = false;
		updateButton = false;
	}

	// no fullscreen for textarea view
	if (wikEd.useWikEd === false) {
		fullscreen = false;
		updateButton = false;
	}

	// skip for repeat calls
	if (fullscreen != wikEd.fullscreen) {

		// disable frame resizing
		if ( (wikEd.fullscreen === false) && (wikEd.frameDocument !== null) ) {
			wikEd.ResizeStopHandler();
		}

		// setup fullscreen
		if (fullscreen === true) {
			document.body.classList.add('wikEdFullscreen');

			// inactivate scroll-to buttons
			document.getElementById('wikEdScrollToPreview').className = 'wikEdButtonInactive';
			document.getElementById('wikEdScrollToEdit').className = 'wikEdButtonInactive';
		}

		// back to normal
		else {
			document.body.classList.remove('wikEdFullscreen');

			// activate scroll-to buttons
			document.getElementById('wikEdScrollToPreview').className = 'wikEdButton';
			document.getElementById('wikEdScrollToEdit').className = 'wikEdButton';
		}
	}
	var switched = (fullscreen != wikEd.fullscreen);
	if (switched === true) {
		wikEd.fullscreen = fullscreen;

		// set the fullscreen button state
		if (updateButton === true) {
			wikEd.Button(document.getElementById('wikEdFullScreen'), 'wikEdFullScreen', null, fullscreen);
			wikEd.fullScreenMode = fullscreen;
		}
	}

	// resize and scroll to edit-frame
	wikEd.ResizeWindowHandler();
	if ( (switched === true) && (fullscreen === false) ) {
		window.scroll(0, wikEd.GetOffsetTop(wikEd.inputWrapper) - 2);
	}

	// grey out fullscreen button
	var button = document.getElementById('wikEdFullScreen');
	if ( (wikEd.editArticle === false) || (wikEd.useWikEd === false) ) {
		button.className = 'wikEdButtonInactive';
	}
	else if (wikEd.fullScreenMode === true) {
		button.className = 'wikEdButtonChecked';
	}
	else {
		button.className = 'wikEdButtonUnchecked';
	}

	return;
};


//
// wikEd.ResizeSummary: recalculate the summary width after resizing the window
//

wikEd.ResizeSummary = function () {

	// check if combo field exists
	if (wikEd.summarySelect === null) {
		return;
	}

	wikEd.summaryText.style.width = '';
	wikEd.summarySelect.style.width = '';

	wikEd.summaryTextWidth = wikEd.summaryWrapper.clientWidth - ( wikEd.GetOffsetLeft(wikEd.summaryText) - wikEd.GetOffsetLeft(wikEd.summaryWrapper) );
	if (wikEd.summaryTextWidth < 150) {
		wikEd.summaryTextWidth = 150;
	}
	wikEd.summaryText.style.width = wikEd.summaryTextWidth + 'px';
	wikEd.ResizeComboInput('summary');
	return;
};


//
// wikEd.ResizeComboInput: set the size of input and select fields so that only the select button is visible behind the input field
//

wikEd.ResizeComboInput = function (field) {

	// check if combo field exists
	if (wikEd.selectElement[field] === undefined) {
		return;
	}

	// short names
	var input = wikEd.inputElement[field];
	var select = wikEd.selectElement[field];

	// save select options and empty select
	var selectInnerHTML = select.innerHTML;
	select.innerHTML = '';

	// set measuring styles
	select.style.fontFamily = 'sans-serif';
	input.style.margin = '0';
	select.style.margin = '0';
	select.style.width = 'auto';

	// get button width from small empty select box
	var inputWidth = input.offsetWidth;
	var selectWidth = select.offsetWidth;
	var selectBorder = parseInt(wikEd.GetStyle(select, 'borderTopWidth'), 10);
	var buttonWidth = selectWidth - selectBorder - 8;

	// delete measuring styles
	select.style.margin = null;
	input.style.fontFamily = null;
	select.style.fontFamily = null;

	// for long fields shorten input width
	if (inputWidth + buttonWidth > 150) {
		input.style.width = (inputWidth - buttonWidth) + 'px';
		select.style.width = inputWidth + 'px';
	}

	// otherwise increase select width
	else {
		select.style.width = (inputWidth + buttonWidth) + 'px';
	}

	// restore select options
	select.innerHTML = selectInnerHTML;

	return;
};


//
// wikEd.ChangeComboInput: sets the input value to selected option; onchange event handler for select boxes
//

wikEd.ChangeComboInput = function (field) {

	// get selection index (-1 for unselected)
	var selected = wikEd.selectElement[field].selectedIndex;
	if (selected >= 0) {
		wikEd.selectElement[field].selectedIndex = -1;

		// get selected option
		var option = wikEd.selectElement[field].options[selected];
		if (option.text !== '') {

			// jump to heading
			if ( (field == 'find') && (/^=.*?=$/.test(option.value) === true) ) {
				var obj = {};
				var findText = option.value.replace(/([\\^$*+?.()\[\]{}:=!|,\-])/g, '\\$1');
				findText = '^' + findText + '$';

				// find and select heading text
				wikEd.Find(obj, findText, true, false, true, true);
				obj.sel.removeAllRanges();
				obj.sel.addRange(obj.changed.range);

				// and scroll it into the viewport
				wikEd.ScrollToSelection();
				return;
			}

			// update input field
			else {

				// add a tag to the summary box
				if (field == 'summary') {
					wikEd.inputElement[field].value = wikEd.AppendToSummary(wikEd.inputElement[field].value, option.text);
				}

				// add case and regexp checkboxes to find / replace fields
				else if (option.value == 'setcheck') {
					wikEd.Button(document.getElementById('wikEdCaseSensitive'), 'wikEdCaseSensitive', null, (option.text.charAt(0) == wikEd.checkMarker[true]) );
					wikEd.Button(document.getElementById('wikEdRegExp'), 'wikEdRegExp', null, (option.text.charAt(1) == wikEd.checkMarker[true]) );
					wikEd.inputElement[field].value = option.text.substr(3);
				}

				// add option text
				else {
					wikEd.inputElement[field].value = option.text;
				}

				// find the new text
				if ( (field == 'find') && (wikEd.findAhead.getAttribute('checked') == 'true') ) {
					wikEd.FindAhead();
				}
			}
		}
	}
	wikEd.inputElement[field].focus();

	return;
};


//
// wikEd.AppendToSummary: append a phrase to the summary text
//

wikEd.AppendToSummary = function (summary, append) {

	summary = summary.replace(/^[, ]+/, '');
	summary = summary.replace(/[, ]+$/, '');
	if (summary !== '') {
		if (/ \*\/$/.test(summary) === true) {
			summary += ' ';
		}
		else if (/[.;:]$/.test(summary) === true) {
			summary += ' ';
		}
		else {
			var regExp = new RegExp('^[' + wikEd.letters + '_0-9()"\'+\\-]', '');
			if (regExp.test(summary) === false) {
				summary += ' ';
			}
			else {
				summary += ', ';
			}
		}
	}
	summary += append;

	return summary;
};


//
// wikEd.AddToHistory: add an input value to the saved history
//

wikEd.AddToHistory = function (field) {

	if (wikEd.inputElement[field].value !== '') {

		// load history from saved settings
		wikEd.LoadHistoryFromSettings(field);

		// add current value to history
		wikEd.fieldHist[field].unshift(wikEd.inputElement[field].value);

		// add case and regexp checkboxes to find / replace value
		if ( (field == 'find') || (field == 'replace') ) {
			wikEd.fieldHist[field][0] =
				wikEd.checkMarker[ (wikEd.caseSensitive.getAttribute('checked') == 'true') ] +
				wikEd.checkMarker[ (wikEd.regExp.getAttribute('checked') == 'true') ] +
				' ' + wikEd.fieldHist[field][0];
		}

		// remove paragraph names from summary
		if (field == 'summary') {
			wikEd.fieldHist[field][0] = wikEd.fieldHist[field][0].replace(/^\/\* .*? \*\/ *()/, '');
		}

		// remove multiple old copies from history
		var i = 1;
		while (i < wikEd.fieldHist[field].length) {
			if (wikEd.fieldHist[field][i] == wikEd.fieldHist[field][0]) {
				wikEd.fieldHist[field].splice(i, 1);
			}
			else {
				i ++;
			}
		}

		// remove new value if it is a preset value
		if (wikEd.config.comboPresetOptions[field] !== undefined) {
			var i = 0;
			while (i < wikEd.config.comboPresetOptions[field].length) {
				if (wikEd.config.comboPresetOptions[field][i] == wikEd.fieldHist[field][0]) {
					wikEd.fieldHist[field].shift();
					break;
				}
				else {
					i ++;
				}
			}
		}

		// cut history number to maximal history length
		wikEd.fieldHist[field] = wikEd.fieldHist[field].slice(0, wikEd.config.historyLength[field]);

		// save history to settings
		if (wikEd.fieldHist[field][0] !== '') {
			wikEd.SaveHistoryToSetting(field);
		}
	}
	return;
};


//
// wikEd.SetComboOptions: generate the select options from saved history; onfocus handler for select box
//

wikEd.SetComboOptions = function (field) {

	// load history from saved settings
	wikEd.LoadHistoryFromSettings(field);

	var option = {};
	var selectedOption = null;

	// delete options
	var options = wikEd.selectElement[field].options;
	for (var i = 0; i < options.length; i ++) {
		wikEd.selectElement[field].remove(i);
	}

	// delete optgroup
	option = document.getElementById(field + 'Optgroup');
	if (option !== null) {
		wikEd.selectElement[field].removeChild(option);
	}

	// workaround for onchange not firing when selecting first option from unselected dropdown
	option = document.createElement('option');
	option.style.display = 'none';
	var j = 0;
	wikEd.selectElement[field].options[j++] = option;

	// add history entries
	for (var i = 0; i < wikEd.fieldHist[field].length; i ++) {
		if (wikEd.fieldHist[field][i] !== undefined) {
			if (wikEd.fieldHist[field][i] == wikEd.inputElement[field].value) {
				selectedOption = j;
			}
			option = document.createElement('option');

			// replace spaces with nbsp to allow for multiple, leading, and trailing spaces
			option.text = wikEd.fieldHist[field][i].replace(/ /g, '\xa0');
			if ( (field == 'find') || (field == 'replace') ) {
				option.value = 'setcheck';
			}
			wikEd.selectElement[field].options[j++] = option;
		}
	}

	// add preset entries
	var startPreset = 0;
	if (wikEd.config.comboPresetOptions[field] !== undefined) {
		startPreset = j;
		for (var i = 0; i < wikEd.config.comboPresetOptions[field].length; i ++) {
			if (wikEd.config.comboPresetOptions[field][i] !== undefined) {

				// replace spaces with nbsp to allow for multiple, leading, and trailing spaces
				wikEd.config.comboPresetOptions[field][i] = wikEd.config.comboPresetOptions[field][i].replace(/ /g, '\xa0');

				// select a dropdown value
				if (wikEd.config.comboPresetOptions[field][i] == wikEd.inputElement[field].value) {
					selectedOption = j;
				}

				option = document.createElement('option');
				option.text = wikEd.config.comboPresetOptions[field][i].replace(/ /g, '\xa0');
				if (field == 'summary') {
					option.text = option.text.replace(/\{wikEdUsing\}/g, wikEd.config.summaryUsing);
				}
				wikEd.selectElement[field].options[j++] = option;
			}
		}
	}

	// set the selection
	wikEd.selectElement[field].selectedIndex = selectedOption;

	// add a blank preset separator
	if ( (startPreset > 1) && (startPreset < j) ) {
		option = document.createElement('optgroup');
		option.label = '\xa0';
		option.id = field + 'Optgroup';
		wikEd.selectElement[field].insertBefore(option, wikEd.selectElement[field].options[startPreset]);
	}

	// add the TOC jumper to the find field
	var startTOC = 0;
	if (field == 'find') {
		startTOC = j;

		// get the whole plain text
		var plain = wikEd.frameBody.innerHTML;
		plain = plain.replace(/<br\b[^>]*>/g, '\n');
		plain = plain.replace(/<[^>]*>/g, '');
		plain = plain.replace(/&nbsp;/g, '\xa0');
		plain = plain.replace(/&gt;/g, '>');
		plain = plain.replace(/&lt;/g, '<');
		plain = plain.replace(/&amp;/g, '&');

		// cycle through the headings
		var regExpMatchHeading = plain.match(/(^|\n)=+.+?=+[^\n=]*[ =\t]*(?=(\n|$))/g);
		if (regExpMatchHeading !== null) {
			for (var i = 0; i < regExpMatchHeading.length; i ++) {
				var headingMatch = regExpMatchHeading[i].match(/\n?((=+) *(.+?)( *\2))/);
				var headingIndent = headingMatch[2];
				headingIndent = headingIndent.replace(/^=/g, '');
				headingIndent = headingIndent.replace(/\=/g, '\xa0');

				// add headings to the select element
				option = document.createElement('option');
				option.text = '\u21d2' + headingIndent + headingMatch[3];
				option.value = headingMatch[1];
				wikEd.selectElement[field].options[j++] = option;
			}
		}
	}

	// add a blank TOC separator
	if ( (startTOC > 1) && (startTOC < j) ) {
		option = document.createElement('optgroup');
		option.label = '\xa0';
		option.id = field + 'Optgroup';
		wikEd.selectElement[field].insertBefore(option, wikEd.selectElement[field].options[startTOC]);
	}

	return;
};


//
// wikEd.ClearHistory: clear the history of combo input fields
//

wikEd.ClearHistory = function (field) {

	wikEd.SetPersistent(wikEd.savedName[field], '', 0, '/');
	wikEd.SetComboOptions(field);
	return;
};


//
// wikEd.LoadHistoryFromSettings: get the input box history from the respective saved settings
//

wikEd.LoadHistoryFromSettings = function (field) {

	var setting = wikEd.GetPersistent(wikEd.savedName[field]);
	if ( (setting !== null) && (setting !== '') ) {
		setting = decodeURIComponent(setting);
		wikEd.fieldHist[field] = setting.split('\n');
	}
	else {
		wikEd.fieldHist[field] = [];
	}
	return;
};


//
// wikEd.SaveHistoryToSetting: save the input box history to the respective saved settings
//

wikEd.SaveHistoryToSetting = function (field) {

	var setting = '';
	setting = wikEd.fieldHist[field].join('\n');
	setting = setting.replace(/\n$/, '');
	setting = encodeURIComponent(setting);
	wikEd.SetPersistent(wikEd.savedName[field], setting, 0, '/');
	return;
};


//
// wikEd.GetSelection: get the current iframe selection
//

wikEd.GetSelection = function () {

	var sel = wikEd.frameWindow.getSelection();

	// make sure there is at least an empty range
	if ( (sel !== null) && (sel.rangeCount === 0) ) {
		sel.collapse(wikEd.frameBody, 0);
	}
	return sel;
};


//
// wikEd.SetRange: set a range, control for non-text nodes
//

wikEd.SetRange = function (range, startNode, startOffset, endNode, endOffset) {

	wikEd.SetRangeStart(range, startNode, startOffset);
	wikEd.SetRangeEnd(range, endNode, endOffset);
	return;
};


//
// wikEd.SetRangeStart: set range start
//

wikEd.SetRangeStart = function (range, startNode, startOffset) {

	if ( (startNode.childNodes.length > 0) && (startOffset < startNode.childNodes.length) ) {
		startNode = startNode.childNodes.item(startOffset);
		startOffset = 0;
	}
	if (startNode.nodeName == '#text') {
		range.setStart(startNode, startOffset);
	}
	else if (startNode.childNodes.length === 0) {
		range.setStart(startNode, 0);
	}
	else {
		range.setStartAfter(startNode);
	}
	return;
};


//
// wikEd.SetRangeEnd: set range end
//

wikEd.SetRangeEnd = function (range, endNode, endOffset) {

	if ( (endNode.childNodes.length > 0) && (endOffset < endNode.childNodes.length) ) {
		endNode = endNode.childNodes.item(endOffset);
		endOffset = 0;
	}
	if (endNode.nodeName == '#text') {
		range.setEnd(endNode, endOffset);
	}
	else if (endNode.childNodes.length === 0) {
		range.setEndBefore(endNode);
	}
	else {
		range.setEndBefore(endNode);
	}
	return;
};


//
// wikEd.GetSavedSetting: get a wikEd setting, returns boolean
//

wikEd.GetSavedSetting = function (settingName, preset) {

	var setting = wikEd.GetPersistent(settingName);
	if (setting == '1') {
		setting = true;
	}
	else {
		if ( (setting === null) || (setting === '') ) {
			setting = preset;
		}
		if (typeof setting !== 'boolean') {
			setting = false;
		}
	}
	return setting;
};


//
// wikEd.GetPersistent: get a cookie or a Greasemonkey persistent value (code copied to wikEdDiff.js)
//

wikEd.GetPersistent = function ( name ) {

	var getStr;

	// check for web storage
	wikEd.DetectWebStorage();

	// get a value from web storage
	if ( wikEd.webStorage === true ) {
		try {
			getStr = window.localStorage.getItem( name );
		}
		catch ( exception ) {
			wikEd.webStorage = false;
		}
	}
	if ( wikEd.webStorage === false ) {

		// else get a Greasemonkey persistent value
		if ( wikEd.greasemonkey === true ) {
			getStr = GM_getValue( name, '' );
		}

		// else get a cookie value
		else {
			getStr = wikEd.GetCookie( name );
		}
	}

	// return string
	if ( typeof getStr != 'string' ) {
		getStr = '';
	}
	return getStr;
};


//
// wikEd.SetPersistent: set a cookie or a Greasemonkey persistent value, deletes the value for expire = -1
//

wikEd.SetPersistent = function ( name, value, expires, path, domain, secure ) {

	// check for web storage
	wikEd.DetectWebStorage();

	// set a value in web storage
	if ( wikEd.webStorage === true ) {
		if ( expires == -1 ) {
			value = '';
		}
		try {
			window.localStorage.setItem( name, value );
		}
		catch ( exception ) {
			wikEd.webStorage = false;
		}
	}
	if ( wikEd.webStorage === false ) {

		// else set a Greasemonkey persistent value
		if ( wikEd.greasemonkey === true ) {
			if ( expires == -1 ) {
				value = '';
			}

			// see http://wiki.greasespot.net/Greasemonkey_access_violation
			window.setTimeout( function() {
				GM_setValue( name, value );
			}, 0 );
		}

		// else set a cookie value
		else {
			wikEd.SetCookie( name, value, expires, path, domain, secure );
		}
	}
	return;
};


//
// wikEd.DetectWebStorage: detect if local storage is available (code copied to wikEdDiff.js)
//

wikEd.DetectWebStorage = function () {

	if (wikEd.webStorage === null) {
		wikEd.webStorage = false;

		// https://bugzilla.mozilla.org/show_bug.cgi?id=748620
		try {
			if (typeof window.localStorage == 'object') {

				// web storage does not persist between local html page loads in firefox
				if (/^file:\/\//.test(wikEd.pageOrigin) === false) {
					wikEd.webStorage = true;
				}
			}
		}
		catch (exception) {
		}
	}
	return;
};


//
// wikEd.GetCookie: get a cookie (code copied to wikEdDiff.js)
//

wikEd.GetCookie = function (cookieName) {

	var cookie = ' ' + document.cookie;
	var search = ' ' + cookieName + '=';
	var cookieValue = '';
	var offset = 0;
	var end = 0;
	offset = cookie.indexOf(search);
	if (offset != -1) {
		offset += search.length;
		end = cookie.indexOf(';', offset);
		if (end == -1) {
			end = cookie.length;
		}
		cookieValue = cookie.substring(offset, end);
		cookieValue = cookieValue.replace(/\\+/g, ' ');
		cookieValue = decodeURIComponent(cookieValue);
	}
	return cookieValue;
};


//
// wikEd.SetCookie: set a cookie, deletes a cookie for expire = -1 (code copied to wikEdDiff.js)
//

wikEd.SetCookie = function (name, value, expires, path, domain, secure) {

	var cookie = name + '=' + encodeURIComponent(value);

	if ( (expires !== undefined) && (expires !== null) ) {

		// generate a date 1 hour ago to delete the cookie
		if (expires == -1) {
			var cookieExpire = new Date();
			expires = cookieExpire.setTime(cookieExpire.getTime() - 60 * 60 * 1000);
			expires = cookieExpire.toUTCString();
		}

		// get date from expiration preset
		else if (expires === 0) {
			var cookieExpire = new Date();
			expires = cookieExpire.setTime(cookieExpire.getTime() + wikEd.config.cookieExpireSec * 1000);
			expires = cookieExpire.toUTCString();
		}
		cookie += '; expires=' + expires;
	}
	if (typeof path == 'string') {
		cookie += '; path=' + path;
	}
	if (typeof domain == 'string')  {
		cookie += '; domain=' + domain;
	}
	if (secure === true) {
		cookie += '; secure';
	}
	document.cookie = cookie;
	return;
};


//
// wikEd.GetOffsetTop: get element offset relative to window top (code copied to wikEdDiff.js)
//

wikEd.GetOffsetTop = function (element) {

	var offset = 0;
	do {
		offset += element.offsetTop;
	} while ( (element = element.offsetParent) !== null );
	return offset;
};


//
// wikEd.GetOffsetLeft: get element offset relative to left window border
//

wikEd.GetOffsetLeft = function (element) {

	var offset = 0;
	do {
		offset += element.offsetLeft;
	} while ( (element = element.offsetParent) !== null );
	return offset;
};


//
// wikEd.AppendScript: append script to head
//

wikEd.AppendScript = function (scriptUrl, onLoadFunction) {

	var script = document.createElement('script');
	script.setAttribute('type', 'text/javascript');
	script.setAttribute('src', scriptUrl);
	wikEd.head.appendChild(script);
	if (onLoadFunction !== undefined) {
		script.addEventListener('load', onLoadFunction, false);
	}
	return script;
};


//
// wikEd.CleanNodes: remove DOM elements dynamically inserted by other scripts
//

wikEd.CleanNodes = function (node) {

	if (wikEd.cleanNodes === false) {
		return;
	}

	// remove Web of Trust (WOT) tags
	var divs = node.getElementsByTagName('div');
	for (var i = 0; i < divs.length; i ++) {
		var div = divs[i];

		// test for WOT class names
		var divClass = div.className;
		if (/^wot-/.test(divClass) === true) {
			var divParent = div.parentNode;
			if (divParent !== null) {
				divParent.removeChild(div);
			}
			continue;
		}

		// test for WOT attributes
		var divAttrs = div.attributes;
		for (var j = 0; j < divAttrs.length; ++ j) {
			var attr = divAttrs.item(j);
			if ( (attr.nodeName == 'wottarget') || (/^link[0-9a-f]{30,}/.test(attr.nodeName) === true) ) {
				var divParent = div.parentNode;
				if (divParent !== null) {
					divParent.removeChild(div);
				}
				break;
			}
		}
	}
	return;
};


//
// wikEd.ParseDOM: parses a DOM subtree into a linear array of plain text fragments
//

wikEd.ParseDOM = function (obj, topNode) {

	obj.plainLength = 0;
	obj.plainArray = [];
	obj.plainNode = [];
	obj.plainStart = [];
	obj.plainPos = [];

	var anchorNode = obj.sel.anchorNode;
	var focusNode = obj.sel.focusNode;
	var anchorOffset = obj.sel.anchorOffset;
	var focusOffset = obj.sel.focusOffset;

	wikEd.ParseDOMRecursive(obj, topNode, anchorNode, anchorOffset, focusNode, focusOffset);
	obj.plain = obj.plainArray.join('');
	obj.plain = obj.plain.replace(/\xa0/g, ' ');
	return;
};


//
// wikEd.ParseDOMRecursive: parses a DOM subtree into a linear array of plain text fragments
//

wikEd.ParseDOMRecursive = function (obj, currentNode, anchorNode, anchorOffset, focusNode, focusOffset) {

	// cycle through the child nodes of currentNode
	var childNodes = currentNode.childNodes;
	for (var i = 0; i < childNodes.length; i ++) {
		var childNode = childNodes.item(i);

		// check for selection, non-text nodes
		if ( (currentNode == anchorNode) && (i == anchorOffset) ) {
			obj.plainAnchor = obj.plainLength;
		}
		if ( (currentNode == focusNode) && (i == focusOffset) ) {
			obj.plainFocus = obj.plainLength;
		}

		// check for selection, text nodes
		if (childNode == obj.sel.anchorNode) {
			obj.plainAnchor = obj.plainLength + obj.sel.anchorOffset;
		}
		if (childNode == obj.sel.focusNode) {
			obj.plainFocus = obj.plainLength + obj.sel.focusOffset;
		}

		// get text of child node
		var value = null;
		switch (childNode.nodeType) {
			case childNode.ELEMENT_NODE:

				// skip hidden elements
				if (wikEd.GetStyle(childNode, 'display') == 'none') {
					continue;
				}
				if ( (childNode.childNodes.length === 0) && (wikEd.leafElements[childNode.nodeName] === true) ) {
					if (childNode.nodeName == 'BR') {
						value = '\n';
					}
				}
				else {
					wikEd.ParseDOMRecursive(obj, childNode, anchorNode, anchorOffset, focusNode, focusOffset);
				}
				break;
			case childNode.TEXT_NODE:
				value = childNode.nodeValue;
				value = value.replace(/\n/g, ' ');
				break;
			case childNode.ENTITY_REFERENCE_NODE:
				value = '&' + childNode.nodeName + ';';
				break;
		}

		// add text to text object
		if (value !== null) {

			// array of text fragments
			obj.plainArray.push(value);

			// array of text fragment node references
			obj.plainNode.push(childNode);

			// array of text fragment text positions
			obj.plainStart.push(obj.plainLength);

			// node references containing text positions
			obj.plainPos[childNode] = obj.plainLength;

			// current text length
			obj.plainLength += value.length;
		}
	}
	return;
};


//
// wikEd.GetInnerHTML: get the innerHTML of a document fragment
//

wikEd.GetInnerHTML = function (obj, currentNode) {

	// initialize string
	if (obj.html === undefined) {
		obj.html = '';
	}
	if (obj.plain === undefined) {
		obj.plain = '';
	}
	if (obj.plainArray === undefined) {
		obj.plainArray = [];
		obj.plainNode = [];
		obj.plainStart = [];
	}

	var childNodes = currentNode.childNodes;
	for (var i = 0; i < childNodes.length; i ++) {
		var childNode = childNodes.item(i);
		switch (childNode.nodeType) {
			case childNode.ELEMENT_NODE:
				obj.html += '<' + childNode.nodeName.toLowerCase();
				for (var j = 0; j < childNode.attributes.length; j ++) {
					if (childNode.attributes.item(j).value !== null) {
						obj.html += ' ' + childNode.attributes.item(j).nodeName + '="' + childNode.attributes.item(j).value.replace(/</g, '&lt;').replace(/>/g, '&gt;') + '"';
					}
				}
				if ( (childNode.childNodes.length === 0) && (wikEd.leafElements[childNode.nodeName] === true) ) {
					obj.html += '>';
					if (childNode.nodeName == 'BR') {
						obj.plainArray.push('\n');
						obj.plainNode.push(childNode);
						obj.plainStart.push(obj.plain.length);
						obj.plain += '\n';
					}
				}
				else {
					obj.html += '>';
					wikEd.GetInnerHTML(obj, childNode);
					obj.html += '</' + childNode.nodeName.toLowerCase() + '>';
				}
				break;
			case childNode.TEXT_NODE:
				var value = childNode.nodeValue;

				// newline handling important for pasted page content
				if (currentNode.nodeName != 'PRE') {
					value = value.replace(/[ \r]*\n[ \r\n]*/g, ' ');
				}

				// plain array contains & < > instead of &amp; &lt; &gt;
				obj.plainArray.push(value);
				obj.plainNode.push(childNode);
				obj.plainStart.push(obj.plain.length);
				value = wikEd.EscapeHtml(value);

				if (currentNode.nodeName == 'PRE') {
					obj.html += value.replace(/\n/g, '<br>');
				}
				else {
					obj.html += value;
				}
				obj.plain += value;
				break;
			case childNode.CDATA_SECTION_NODE:
				obj.html += '<![CDATA[' + childNode.nodeValue + ']]>';
				break;
			case childNode.ENTITY_REFERENCE_NODE:
				var value = '&' + childNode.nodeName + ';';
				obj.plainArray.push(value);
				obj.plainNode.push(childNode);
				obj.plainStart.push(obj.plain.length);
				value = value.replace(/&/g, '&amp;');
				obj.html += value;
				obj.plain += value;
				break;
			case childNode.COMMENT_NODE:
				obj.html += '<!--' + childNode.nodeValue + '-->';
				break;
		}
	}
	return;
};


//
// wikEd.GetNextNode: recurse through DOM to next text-like node for anti-highlight bleeding
//

wikEd.GetNextTextNode = function (obj, currentNode, currentLevel) {

	// ascend until there is a sibling
	while (currentNode != wikEd.frameBody) {

	// check for sibling
		var nextNode = null;
		if ( (obj.backwards === true) && (currentNode.previousSibling !== null) ) {
			nextNode = currentNode.previousSibling;
		}
		else if ( (obj.backwards !== true) && (currentNode.nextSibling !== null) ) {
			nextNode = currentNode.nextSibling;
		}

		// found sibling
		if (nextNode !== null) {
			currentNode = nextNode;

			// skip hidden nodes
			if (
				( (wikEd.refHide === true) && (/^((wikEd(Ref|Templ|CharEntity|Table))|(wikEdTableBR))$/.test(currentNode.className) === true) ) ||
				(/^(wikEdScroll(Before|After))$/.test(currentNode.className) === true)
			) {
				continue;
			}

			// found text-like node
			if (
				(currentNode.nodeName == '#text') ||
				(currentNode.nodeType == currentNode.ENTITY_REFERENCE_NODE) ||
				(wikEd.leafElements[currentNode.nodeName] === true)
			) {
				obj.foundNode = currentNode;
				obj.foundLevel = currentLevel;
				return;
			}

			// recurse into child nodes
			if (currentNode.nodeType == currentNode.ELEMENT_NODE) {
				wikEd.GetNextTextNodeChilds(obj, currentNode, currentLevel - 1);
				if (obj.foundNode !== undefined) {
					return;
				}
			}
		}

		// no sibling, ascend to parent
		else {
			currentNode = currentNode.parentNode;
			currentLevel ++;
		}
	}
	return;
};


//
// wikEd.GetNextTextNodeChilds: recurse through child nodes to next text-like node for anti-highlight bleeding
//

wikEd.GetNextTextNodeChilds = function (obj, currentNode, currentLevel) {

	// set direction
	var childNodes = currentNode.childNodes;
	if (childNodes.length === 0) {
		return;
	}
	var start = 0;
	var add = 1;
	if (obj.backwards === true) {
		start = childNodes.length - 1;
		add = -1;
	}

	// cycle through child nodes (left or right)
	for (var i = start; ( (obj.backwards === true) && (i >= 0) ) || ( (obj.backwards !== true) && (i < childNodes.length) ); i = i + add) {
		var currentNode = childNodes.item(i);

		// skip hidden nodes
		if (
			( (wikEd.refHide === true) && (/^((wikEd(Ref|Templ|CharEntity|Table))|(wikEdTableBR))$/.test(currentNode.className) === true) ) ||
			(/^(wikEdScroll(Before|After))$/.test(currentNode.className) === true)
		) {
			continue;
		}

		// found text-like node
		if (
			(currentNode.nodeName == '#text') ||
			(currentNode.nodeType == currentNode.ENTITY_REFERENCE_NODE) ||
			(wikEd.leafElements[currentNode.nodeName] === true)
		) {
			obj.foundNode = currentNode;
			obj.foundLevel = currentLevel;
			return;
		}

		// recurse into child nodes
		if (currentNode.nodeType == currentNode.ELEMENT_NODE) {
			wikEd.GetNextTextNodeChilds(obj, currentNode, currentLevel - 1);
			if (obj.foundNode !== undefined) {
				return;
			}
		}
	}
	return;
};


//
// wikEd.ApplyCSS: Attach css rules to document
//

wikEd.ApplyCSS = function (cssDocument, cssRules) {

	var stylesheet = new wikEd.StyleSheet(cssDocument);
	var rules = '';
	for (var ruleName in cssRules) {
		if (Object.prototype.hasOwnProperty.call(cssRules, ruleName) === true) {
			var ruleStyle = cssRules[ruleName];

			// replace {wikedImage:image} in css rules with image path
			ruleStyle = ruleStyle.replace(/\{wikEdImage:(\w+)\}/g,
				function(p, p1) {
					return wikEd.config.image[p1];
				}
			);

			// replace {wikedText:text} in css rules with translation
			ruleStyle = ruleStyle.replace(/\{wikEdText:(\w+)\}/g,
				function(p, p1) {
					return wikEd.config.text[p1];
				}
			);

			rules += ruleName + ' {' + ruleStyle + '}\n';
		}
	}
	stylesheet.AddCSSRules(rules);
	return;
};


//
// wikEd.StyleSheet: create a new style sheet object
//

wikEd.StyleSheet = function (contextObj) {

	if (contextObj === undefined) {
		contextObj = document;
	}
	this.styleElement = null;

	this.styleElement = contextObj.createElement('style');
	this.styleElement.from = 'text/css';
	var insert = contextObj.getElementsByTagName('head')[0];
	if (insert !== undefined) {
		insert.appendChild(this.styleElement);
	}


//
// wikEd.StyleSheet.AddCSSRules: add or replace all rules at once
//

	this.AddCSSRules = function (rules) {

		this.styleElement.appendChild(contextObj.createTextNode(rules));
		return;
	};
};


//
// wikEd.GetStyle: get computed style properties for non-inline css definitions
//

wikEd.GetStyle = function (element, styleProperty) {

	var styleDocument = element.ownerDocument;

	var style;
	if (element !== null) {
		style = styleDocument.defaultView.getComputedStyle(element)[styleProperty];
	}
	return style;
};


//
// wikEd.AjaxPreview: get rendered page text using an Ajax non-API POST call
//

wikEd.AjaxPreview = function (textValue, ResponseHandler, livePreview) {

	// API request
	if ( ( livePreview === true ) ) {
		var postFields = {
			'format': 'xml',
			'action': 'parse',
			'pst':    '1',
			'title':  wikEd.pageName,
			'text':   textValue
		};
		var requestUrl = wikEd.scriptURL + 'api.php';

		// AJAX API request
		wikEd.AjaxRequest( 'POST', requestUrl, postFields, 'text/plain', ResponseHandler );
	}

	// legacy support: non-API request, use Live preview if possible
	else {

		// prepare the url
		var requestUrl;
		if ( wikEd.editForm !== null && wikEd.editUpload !== true && wikEd.editWatchlist !== true && wikEd.viewDeleted !== true ) {
			requestUrl = wikEd.editForm.action.replace( /\?.*()/, '' );
			if ( /:\/\/()/.test(requestUrl) === false ) {
				requestUrl = window.location.protocol + '//' + window.location.host + requestUrl;
			}
		}
		else if ( wikEd.wikiGlobals.wgScriptPath !== undefined ) {
			requestUrl = wikEd.wikiGlobals.wgScriptPath + '/index.php';
		}
		else {
			requestUrl = window.location.href;
			requestUrl = requestUrl.replace( /\?.*()/, '' );
			requestUrl = requestUrl.replace( /\/[\w\.]*$/, '/index.php' );
		}

		// prepare the form fields
		var postFields = {};
		if ( wikEd.pageName !== null && wikEd.wikiGlobals.wgCanonicalNamespace != 'Special' ) {
			postFields['title'] = wikEd.pageName;
		}
		else {
			postFields[ 'title' ] = 'wikEd_preview';
		}
		postFields[ 'action' ] = 'submit';
		postFields[ 'wpTextbox1' ] = textValue;
		if ( wikEd.starttime !== null ) {
			postFields[ 'wpStarttime' ] = wikEd.starttime;
		}
		if ( wikEd.edittime !== null ) {
			postFields[ 'wpEdittime' ] = wikEd.edittime;
		}
		if ( wikEd.editToken !== null ) {
			postFields[ 'wpEditToken' ] = wikEd.editToken;
		}
		if ( wikEd.autoSummary !== null ) {
			postFields[ 'wpAutoSummary' ] = wikEd.autoSummary;
		}
		postFields[ 'wpPreview'] = 'true';

		// keep for backward compatibility
		if ( livePreview !== false ) {
			postFields[ 'live' ] = 'true';
		}

		// AJAX non-API request
		wikEd.AjaxRequest( 'POST', requestUrl, postFields, 'text/plain', ResponseHandler );
	}
	return;
};


//
// wikEd.AjaxRequest: wrapper for Ajax requests
//

wikEd.AjaxRequest = function (requestMethod, requestUrl, postFields, overrideMimeType, ResponseHandler, origin) {

	var request;
	var headers = {};
	var formData;

	// prepare POST request
	if (requestMethod == 'POST') {

		// assemble string body
		if (typeof FormData != 'function') {

			// create boundary
			var boundary = wikEd.CreateRandomString(12);

			// POST header, charset: WebKit workaround http://aautar.digital-radiation.com/blog/?p=1645
			headers['Content-Type'] = 'multipart/form-data; charset=UTF-8; boundary=' + boundary;

			// assemble body data
			formData = '';
			for (var fieldName in postFields) {
				if (Object.prototype.hasOwnProperty.call(postFields, fieldName) === true) {
					formData += '--' + boundary + '\r\n';
					formData += 'Content-Disposition: form-data; name="' + fieldName + '"\r\n\r\n' + postFields[fieldName] + '\r\n';
				}
			}
			formData += '--' + boundary + '--\r\n';
		}

		// use FormData object
		else {
			formData = new window.FormData();
			for (var fieldName in postFields) {
				if (Object.prototype.hasOwnProperty.call(postFields, fieldName) === true) {
					formData.append(fieldName, postFields[fieldName]);
				}
			}
		}
	}

	// send the request using Greasemonkey GM_xmlhttpRequest
	if (wikEd.greasemonkey === true) {
		headers['User-Agent'] = window.navigator.userAgent;
		if (origin === true) {
			headers['Origin'] = window.location.origin;
		}

		// workaround for Error: Greasemonkey access violation: unsafeWindow cannot call GM_xmlhttpRequest.
		// see http://wiki.greasespot.net/Greasemonkey_access_violation
		window.setTimeout(function() {
			new GM_xmlhttpRequest({
				'method':  requestMethod,
				'url':     requestUrl,
				'overrideMimeType': overrideMimeType,
				'headers': headers,
				'data':    formData,
				'onreadystatechange':
					function(ajax) {
						if (ajax.readyState != 4) {
							return;
						}
						ResponseHandler(ajax);
						return;
					}
			});
		}, 0);
	}

	// use standard XMLHttpRequest
	else {

		// create new XMLHttpRequest object
		request = new window.XMLHttpRequest();

		// open the request
		request.open(requestMethod, requestUrl, true);

		// set the headers
		for (var headerName in headers) {
			if (Object.prototype.hasOwnProperty.call(headers, headerName) === true) {
				request.setRequestHeader(headerName, headers[headerName]);
			}
		}

		// set the mime type
		if ( (request.overrideMimeType !== undefined) && (typeof overrideMimeType == 'string') ) {
			request.overrideMimeType(overrideMimeType);
		}

		// send the request, catch security violations Opera 0.9.51
		try {
			request.send(formData);
		}
		catch (exception) {
			return;
		}

		// wait for the data
		request.onreadystatechange = function () {
			if (request.readyState != 4) {
				return;
			}
			ResponseHandler(request);
			return;
		};
	}
	return;
};


//
// wikEd.GetGlobals: parse global context variables (code copied to wikEdDiff.js)
//   uses postMessage, head script, and JSON encoding for Greasemonkey global to GM context access

wikEd.GetGlobals = function ( names, gotGlobalsHook ) {

	if ( gotGlobalsHook !== undefined ) {
		wikEd.gotGlobalsHook.push( gotGlobalsHook );
	}

	// code already running in global context
	if ( wikEd.greasemonkey !== true ) {
		var globalScopeCode = '';
		for ( var i = 0; i < names.length; i ++ ) {
			if ( ( window.mw !== undefined ) && ( window.mw.config !== undefined ) ) {
				globalScopeCode += 'wikEd.wikiGlobals.' + names[ i ] + ' = mw.config.get("' + names[ i ] + '"); ';
			}
			else {
				globalScopeCode += 'if (typeof ' + names[i] + ' != \'undefined\') { wikEd.wikiGlobals.' + names[ i ] + ' = ' + names[ i ] + '; }';
			}
		}
		if ( gotGlobalsHook !== undefined ) {
			globalScopeCode += 'wikEd.ExecuteHook(wikEd.gotGlobalsHook[' + (wikEd.gotGlobalsHook.length - 1) + '], true);';
		}
		eval( globalScopeCode );
		return;
	}

	// prepare code to be executed in global context for Greasemonkey
	if ( ( window.postMessage === undefined ) || ( typeof JSON != 'object' ) ) {
		return;
	}
	var globalScopeCode = 'var globalObj = {};';
	if ( gotGlobalsHook !== undefined ) {
		wikEd.gotGlobalsHook.push( gotGlobalsHook );
		globalScopeCode += 'globalObj.hookNumber = ' + ( wikEd.gotGlobalsHook.length - 1 ) + ';';
	}
	globalScopeCode += 'globalObj.scriptId = \'wikEdGetGlobalScript' + wikEd.getGlobalsCounter + '\';';
	globalScopeCode += 'globalObj.wikEdGetGlobals = {};';

	// add global scope variables
	for ( var i = 0; i < names.length; i ++ ) {
		globalScopeCode += '' +
			'if (typeof ' + names[ i ] + ' != \'undefined\') {' +
			'  globalObj.wikEdGetGlobals[\'' + names[ i ] + '\'] = ' + names[ i ] + ';' +
			'}';
	}
	globalScopeCode += 'var globalObjStr = \'wikEd:\' + JSON.stringify(globalObj);';
	var origin = wikEd.pageOrigin;
	if ( origin == 'file://' ) {
		origin = '*';
	}
	globalScopeCode += 'window.postMessage(globalObjStr, \'' + origin + '\');';

	// create head script to execute the code
	var script = document.createElement( 'script' );
	script.id = 'wikEdGetGlobalScript' + wikEd.getGlobalsCounter;
	wikEd.getGlobalsCounter ++;
	if ( script.innerText !== undefined ) {
		script.innerText = globalScopeCode;
	}
	else {
		script.textContent = globalScopeCode;
	}
	wikEd.head.appendChild( script );
	return;
};


//
// wikEd.GetGlobalsReceiver: event handler for wikEd.GetGlobals postMessage (code copied to wikEdDiff.js)
//

wikEd.GetGlobalsReceiver = function (event) {

	if (event.source != window) {
		return;
	}
	if ( (event.origin != 'null') && (event.origin != wikEd.pageOrigin) ) {
		return;
	}
	if (event.data !== '') {

		// test if sent by wikEd
		if (/^wikEd:/.test(event.data) === false) {
			return;
		}
		event.stopPropagation();
		var data = event.data.replace(/wikEd:/, '');
		var globalObj = JSON.parse(data);
		var globals = globalObj.wikEdGetGlobals;
		if (globals !== null) {
			for (var key in globals) {
				if (Object.prototype.hasOwnProperty.call(globals, key) === true) {
					wikEd.wikiGlobals[key] = globals[key];
				}
			}

			// get MediaWiki file paths from wikiGlobals
			wikEd.GetPaths();

			// run scheduled functions only once
			if ( (globalObj.hookNumber !== undefined) && (wikEd.gotGlobalsHook[globalObj.hookNumber] !== undefined) ) {
				wikEd.ExecuteHook(wikEd.gotGlobalsHook[globalObj.hookNumber], true);
			}

			// clean up head script
			var script = document.getElementById(globalObj.scriptId);
			if (script !== null) {
				wikEd.head.removeChild(script);
			}
		}
	}
	return;
};


//
// wikEd.GetPreviousSiblingNode: getPreviousSibling, ignore non-element nodes such as comments
//

wikEd.GetPreviousSiblingNode = function (node) {

	while (node !== null) {
		node = node.previousSibling;
		if ( (node === null) || (node.nodeType == node.ELEMENT_NODE) ) {
			break;
		}
	}
	return node;
};


//
// wikEd.GetNextSiblingNode: getNextSibling, ignore non-element nodes such as comments
//

wikEd.GetNextSiblingNode = function (node) {

	while (node !== null) {
		node = node.nextSibling;
		if ( (node === null) || (node.nodeType == node.ELEMENT_NODE) ) {
			break;
		}
	}
	return node;
};


//
// wikEd.GetFirstChildNode: getFirstChild, ignore non-element nodes such as comments
//

wikEd.GetFirstChildNode = function (node) {

	if (node !== null) {
		node = node.firstChild;
		if ( (node !== null) && (node.nodeType != node.ELEMENT_NODE) ) {
			node = wikEd.GetNextSiblingNode(node);
		}
	}
	return node;
};


//
// wikEd.GetLastChildNode: getLastChild, ignore non-element nodes such as comments
//

wikEd.GetLastChildNode = function (node) {

	if (node !== null) {
		node = node.lastChild;
		if ( (node !== null) && (node.nodeType != node.ELEMENT_NODE) ) {
			node = wikEd.GetPreviousSiblingNode(node);
		}
	}
	return node;
};


//
// wikEd.CreateRandomString: create random string of specified length and character set (code copied to wikEdDiff.js)
//

wikEd.CreateRandomString = function (strLength, charSet) {

	if (charSet === undefined) {
		charSet = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_0123456789';
	}
	var str = '';
	for (var i = 0; i < strLength; i ++) {
		str += charSet.charAt(Math.floor(Math.random() * charSet.length));
	}
	return str;
};


//
// wikEd.TabifyHTML: indent html for debugging
//

wikEd.TabifyHTML = function (html) {

	var indent = '';
	var html = html.replace(/((<(\/)?(\w+)[^>]*>)(<!--(.|\n)*?-->)?)([^<]*)/g,
		function(p, p1, p2, p3, p4, p5, p6, p7) {
			var html = '';
			var code = p1;
			var slash = p3;
			var tag = p4;
			var text = p7;
			if ( (slash == '/') && (indent === '') ) {
				html += '\n### Missing opening tag ###';
			}
			if ( (slash == '/') && (indent.length > 0) ) {
				indent = indent.substr(0, indent.length - 1);
			}
			if ( (slash === '') && (tag.toLowerCase() == 'tr') ) {
				html += '\n';
			}
			html += '\n' + indent + code;
			if ( (slash === '') && (tag.toLowerCase() != 'br') ) {
				indent += '\t';
			}
			if (text !== '') {
				text = text.replace(/\n(?!($))/g, '\n' + indent);
				html += '\n' + indent + text;
			}
			return html;
		}
	);
	return html;
};


//
// wikEd.Debug: print the value of variables
//   use either a single value or a description followed by a value
//   popup = true: use alert popup if debug textarea is not yet setup
//

wikEd.Debug = function ( objectName, object, usePopup ) {

	// string
	var value = '';
	if ( typeof object == 'string' ) {
		value = ': ' + '"' + object + '"';
	}

	// objects
	else if ( typeof object == 'object' ) {

		// null
		if ( object === null ) {
			value = ': [null]';
		}

		// whole highlighting parse tree array
		// { 'tag': , 'parent': , 'firstChild': , 'nextSibling': , 'start': , 'tagLength': , 'type': , 'paired': , 'pairedPos': , 'left': , 'right': , 'index': , 'attrib': , 'newline': }
		else if ( ( typeof object[0] == 'object' ) && ( typeof object[0].type == 'string' ) ) {
			value = ': Parse tree full:\n';
			for ( var i = 0; i < object.length; i ++ ) {
				value += i + ': ';
				var node = object[ i ];
				if ( node === null ) {
					value += '(null)\n';
				}
				else {
					if ( node.type == 'root' ) {
						value += '[type: "' + node.type + '"]\n';
					}
					else {
						value += '[type: "' + node.type + '", tag: "' + node.tag + '", start: ' + node.start + ', tagLength: ' + node.tagLength + ', parent: ' + node.parent;
						if ( typeof node.left == 'string' ) {
							value += ', left: "' + node.left + '", right: "' + node.right + '"';
						}
						value += '],\n';
					}
				}
			}
		}

		// whole highlighting parse tree up
		else if ( (typeof object.tree == 'object') && (typeof object.lastOpenNode == 'number') ) {
			value = ': Parse tree upwards:\n';
			var parseTreeIndex = object.lastOpenNode;
			var node = object.tree[parseTreeIndex];
			while (node !== undefined) {
				if (node.type == 'root') {
					value += parseTreeIndex + ': [type: "' + node.type + '"]\n';
				}
				else {
					value += parseTreeIndex + ': [type: "' + node.type + '", tag: "' + node.tag + '", start: ' + node.start + ', tagLength: ' + node.tagLength + ', parent: ' + node.parent;
					if (typeof node.left == 'string') {
						value += ', left: "' + node.left + '", right: "' + node.right + '"';
					}
					value += '],\n';
				}
				if (node.parent == parseTreeIndex) {
					value += '(circular reference, break)';
					break;
				}
				parseTreeIndex = node.parent;
				node = object.tree[node.parent];
			}
		}

		// highlighting parse tree node
		// { 'tag': , 'parent': , 'firstChild': , 'nextSibling': , 'start': , 'tagLength': , 'type': , 'paired': , 'pairedPos': , 'left': , 'right': , 'index': }
		else if (typeof object.tag == 'string') {
			var node = object;
			if (node.type == 'root') {
				value = ': [type: "' + node.type + '"]';
			}
			else {
				value = ': [tag: "' + node.tag + '", type: "' + node.type + '", start: ' + node.start + ', tagLength: ' + node.tagLength + ', parent: ' + node.parent + ']';
			}
		}

		// DOM nodes
		else if ( typeof object.nodeName == 'string' ) {
			value = ': [node; nodeName: ' + object.nodeName;
			if ( typeof object.id == 'string' ) {
				if ( object.id !== '' ) {
					value += ', id: "' + object.id + '"';
				}
			}
			if ( typeof object.className == 'string' ) {
				if ( object.className !== '' ) {
					value += ', class: "' + object.className + '"';
				}
			}
			if ( typeof object.nodeValue == 'string' ) {
				value += ', nodeValue: "' + object.nodeValue + '"';
			}
			if ( ( typeof object.innerHTML == 'string' ) && ( object.innerHTML !== '' ) ) {
				var html = object.innerHTML;
				if ( html.length > wikEd.config.debugInnerHtmlLength ) {
					html = html.substr(0, wikEd.config.debugInnerHtmlLength - 3) + '...';
				}
				value += ', innerHTML: "' + html + '"';
			}
			value += ']';
		}

		// default
		else {
			value = ': [' + object + ']';
		}
	}

	// undefined
	else if ( object === undefined ) {
		value = '';
	}

	// default
	else {
		value = ': ' + object;
	}

	// use debug textarea
	var useDebug = false;
	if ( ( wikEd.debug !== undefined ) && ( wikEd.debug !== null ) ) {
		useDebug = true;
	}
	if ( useDebug === true ) {
		if ( wikEd.debugOpen === false ) {
			wikEd.debugWrapper.style.display = 'block';

			// resize fullscreen frame
			if ( wikEd.fullscreen === true ) {
				wikEd.ResizeWindowHandler();
			}
			else {
				window.scroll( 0, wikEd.GetOffsetTop( wikEd.debug ) );
			}
			wikEd.debugOpen = true;
		}

		// cut text if having reached maximum length
		value = objectName + value + '\n';
		if ( wikEd.debug.value.length > wikEd.config.debugMaxLength ) {
			wikEd.debug.value = value + wikEd.debug.value.substr(0, wikEd.config.debugMaxLength * 2 / 3);
		}
		else {
			wikEd.debug.value = value + wikEd.debug.value;
		}
	}

	// use popup alert
	else if ( usePopup === true ) {
		if ( object === null ) {
			window.alert( objectName );
		}
		else {
			window.alert( objectName + ': ' + value );
		}
	}

	// use error console
	else {
		var msg;
		if ( object === null ) {
			msg = objectName;
		}
		else {
			msg = objectName + ' ' + value;
		}
		wikEd.ConsoleLog( msg );
	}
	return;
};


//
// wikEd.ConsoleLog: log message to console
//  mw.log no longer works

wikEd.ConsoleLog = function (msg) {

	if ( (typeof console == 'object') && (typeof console.error == 'function') ) {
		console.error('[wikEd debug]', msg);
	}
	else {
		msg = msg.replace(/\n/g, '\\n');
		msg = msg.replace(/([\'\"\\])/g, '\\$1');
		window.setTimeout('throw new Error(\'[wikEd debug] ' + msg + '\')', 0);
	}
	return;
};


//
// wikEd.DebugTimer: show all measured timepoints
//   add a new time measurement: wikEd.debugTimer.push([1234, new Date]);

wikEd.DebugTimer = function () {

	var times = '';
	var start = wikEd.debugTimer[0][1].getTime();
	var prev = 0;
	for (var i = 0; i < wikEd.debugTimer.length; i ++) {
		var curr = wikEd.debugTimer[i][1].getTime() - start;
		var diff = curr - prev;
		prev = curr;
		times += wikEd.debugTimer[i][0] + ': ' + curr + ' ms (+ ' + diff + ' ms)\n';
	}
	wikEd.Debug(times);
	wikEd.debugTimer = [];
};


//
// wikEd.InsertTags: overrides the insertTags function in wikibits.js used by the standard button toolbar and the editpage special chars
//

wikEd.InsertTags = function (openTag, closeTag, sampleText) {

	if (wikEd.useWikEd === true) {
		wikEd.EditButton(document.getElementById('wikEdInsertTags'), 'wikEdInsertTags', [openTag, closeTag, sampleText]);
	}
	else if (wikEd.InsertTagsOriginal !== null) {
		wikEd.InsertTagsOriginal(openTag, closeTag, sampleText);
	}
	return;
};


//
// wikEd.InsertAtCursor: overrides the insertAtCursor function in wikia.com MediaWiki:Functions.js
//

wikEd.InsertAtCursor = function (myField, myValue) {

	if (wikEd.useWikEd === true) {
		if (myField == wikEd.textarea) {
			wikEd.EditButton(document.getElementById('wikEdInsertTags'), 'wikEdInsertTags', [ myValue ]);
		}
	}
	else if (wikEd.InsertAtCursorOriginal !== null) {
		wikEd.InsertAtCursorOriginal(myField, myValue);
	}
	return;
};


//
// wikEd.ExecuteHook: executes scheduled custom functions from functionsHook array (code copied to wikEdDiff.js)
//

wikEd.ExecuteHook = function (functionsHook, onlyOnce) {

	if (functionsHook === null) {
		return;
	}
	for (var i = 0; i < functionsHook.length; i ++) {
		if (typeof functionsHook[i] == 'function') {
			functionsHook[i]();
		}
	}
	if (onlyOnce === true) {
		functionsHook = [];
	}
	return;
};


//
// wikEd.InitUnicode: define character tables used in wikEd.FixUnicode()
//   see http://kmi.open.ac.uk/projects/ceryle/doc/docs/NOTE-charents.html

wikEd.InitUnicode = function () {

	// define only once
	if (wikEd.supportedChars !== null) {
		return;
	}

	// supported chars in Mozilla and IE
	wikEd.supportedChars = [
		[  'a1', 'iexcl'],  // ¡
		[  'a2', 'cent'],   // ¢
		[  'a3', 'pound'],  // £
		[  'a4', 'curren'], // ¤
		[  'a5', 'yen'],    // ¥
		[  'a6', 'brvbar'], // ¦
		[  'a7', 'sect'],   // §
		[  'a8', 'uml'],    // ¨
		[  'a9', 'copy'],   // ©
		[  'aa', 'ordf'],   // ª
		[  'ab', 'laquo'],  // «
		[  'ac', 'not'],    // ¬
		[  'ae', 'reg'],    // ®
		[  'af', 'macr'],   // ¯
		[  'b0', 'deg'],    // °
		[  'b1', 'plusmn'], // ±
		[  'b2', 'sup2'],   // ²
		[  'b3', 'sup3'],   // ³
		[  'b4', 'acute'],  // ´
		[  'b5', 'micro'],  // µ
		[  'b6', 'para'],   // ¶
		[  'b7', 'middot'], // ·
		[  'b8', 'cedil'],  // ¸
		[  'b9', 'sup1'],   // ¹
		[  'ba', 'ordm'],   // º
		[  'bb', 'raquo'],  // »
		[  'bc', 'frac14'], // ¼
		[  'bd', 'frac12'], // ½
		[  'be', 'frac34'], // ¾
		[  'bf', 'iquest'], // ¿
		[  'c0', 'Agrave'], // À
		[  'c1', 'Aacute'], // Á
		[  'c2', 'Acirc'],  // Â
		[  'c3', 'Atilde'], // Ã
		[  'c4', 'Auml'],   // Ä
		[  'c5', 'Aring'],  // Å
		[  'c6', 'AElig'],  // Æ
		[  'c7', 'Ccedil'], // Ç
		[  'c8', 'Egrave'], // È
		[  'c9', 'Eacute'], // É
		[  'ca', 'Ecirc'],  // Ê
		[  'cb', 'Euml'],   // Ë
		[  'cc', 'Igrave'], // Ì
		[  'cd', 'Iacute'], // Í
		[  'ce', 'Icirc'],  // Î
		[  'cf', 'Iuml'],   // Ï
		[  'd0', 'ETH'],    // Ð
		[  'd1', 'Ntilde'], // Ñ
		[  'd2', 'Ograve'], // Ò
		[  'd3', 'Oacute'], // Ó
		[  'd4', 'Ocirc'],  // Ô
		[  'd5', 'Otilde'], // Õ
		[  'd6', 'Ouml'],   // Ö
		[  'd7', 'times'],  // ×
		[  'd8', 'Oslash'], // Ø
		[  'd9', 'Ugrave'], // Ù
		[  'da', 'Uacute'], // Ú
		[  'db', 'Ucirc'],  // Û
		[  'dc', 'Uuml'],   // Ü
		[  'dd', 'Yacute'], // Ý
		[  'de', 'THORN'],  // Þ
		[  'df', 'szlig'],  // ß
		[  'e0', 'agrave'], // à
		[  'e1', 'aacute'], // á
		[  'e2', 'acirc'],  // â
		[  'e3', 'atilde'], // ã
		[  'e4', 'auml'],   // ä
		[  'e5', 'aring'],  // å
		[  'e6', 'aelig'],  // æ
		[  'e7', 'ccedil'], // ç
		[  'e8', 'egrave'], // è
		[  'e9', 'eacute'], // é
		[  'ea', 'ecirc'],  // ê
		[  'eb', 'euml'],   // ë
		[  'ec', 'igrave'], // ì
		[  'ed', 'iacute'], // í
		[  'ee', 'icirc'],  // î
		[  'ef', 'iuml'],   // ï
		[  'f0', 'eth'],    // ð
		[  'f1', 'ntilde'], // ñ
		[  'f2', 'ograve'], // ò
		[  'f3', 'oacute'], // ó
		[  'f4', 'ocirc'],  // ô
		[  'f5', 'otilde'], // õ
		[  'f6', 'ouml'],   // ö
		[  'f7', 'divide'], // ÷
		[  'f8', 'oslash'], // ø
		[  'f9', 'ugrave'], // ù
		[  'fa', 'uacute'], // ú
		[  'fb', 'ucirc'],  // û
		[  'fc', 'uuml'],   // ü
		[  'fd', 'yacute'], // ý
		[  'fe', 'thorn'],  // þ
		[  'ff', 'yuml'],   // ÿ
		[  '27', 'apos'],   // '
		[  '22', 'quot'],   // "
		[ '152', 'OElig'],  // Œ
		[ '153', 'oelig'],  // œ
		[ '160', 'Scaron'], // Š
		[ '161', 'scaron'], // š
		[ '178', 'Yuml'],   // Ÿ
		[ '2c6', 'circ'],   // ˆ
		[ '2dc', 'tilde'],  // ˜
		['2013', 'ndash'],  // –
		['2014', 'mdash'],  // —
		['2018', 'lsquo'],  // ‘
		['2019', 'rsquo'],  // ’
		['201a', 'sbquo'],  // ‚
		['201c', 'ldquo'],  // “
		['201d', 'rdquo'],  // ”
		['201e', 'bdquo'],  // „
		['2020', 'dagger'], // †
		['2021', 'Dagger'], // ‡
		['2030', 'permil'], // ‰
		['2039', 'lsaquo'], // ‹
		['203a', 'rsaquo'], // ›
		['20ac', 'euro'],   // €
		[ '192', 'fnof'],   // ƒ
		[ '391', 'Alpha'],  // Α
		[ '392', 'Beta'],   // Β
		[ '393', 'Gamma'],  // Γ
		[ '394', 'Delta'],  // Δ
		[ '395', 'Epsilon'],// Ε
		[ '396', 'Zeta'],   // Ζ
		[ '397', 'Eta'],    // Η
		[ '398', 'Theta'],  // Θ
		[ '399', 'Iota'],   // Ι
		[ '39a', 'Kappa'],  // Κ
		[ '39b', 'Lambda'], // Λ
		[ '39c', 'Mu'],     // Μ
		[ '39d', 'Nu'],     // Ν
		[ '39e', 'Xi'],     // Ξ
		[ '39f', 'Omicron'],// Ο
		[ '3a0', 'Pi'],     // Π
		[ '3a1', 'Rho'],    // Ρ
		[ '3a3', 'Sigma'],  // Σ
		[ '3a4', 'Tau'],    // Τ
		[ '3a5', 'Upsilon'],// Υ
		[ '3a6', 'Phi'],    // Φ
		[ '3a7', 'Chi'],    // Χ
		[ '3a8', 'Psi'],    // Ψ
		[ '3a9', 'Omega'],  // Ω
		[ '3b1', 'alpha'],  // α
		[ '3b2', 'beta'],   // β
		[ '3b3', 'gamma'],  // γ
		[ '3b4', 'delta'],  // δ
		[ '3b5', 'epsilon'],// ε
		[ '3b6', 'zeta'],   // ζ
		[ '3b7', 'eta'],    // η
		[ '3b8', 'theta'],  // θ
		[ '3b9', 'iota'],   // ι
		[ '3ba', 'kappa'],  // κ
		[ '3bb', 'lambda'], // λ
		[ '3bc', 'mu'],     // μ
		[ '3bd', 'nu'],     // ν
		[ '3be', 'xi'],     // ξ
		[ '3bf', 'omicron'],// ο
		[ '3c0', 'pi'],     // π
		[ '3c1', 'rho'],    // ρ
		[ '3c2', 'sigmaf'], // ς
		[ '3c3', 'sigma'],  // σ
		[ '3c4', 'tau'],    // τ
		[ '3c5', 'upsilon'],// υ
		[ '3c6', 'phi'],    // φ
		[ '3c7', 'chi'],    // χ
		[ '3c8', 'psi'],    // ψ
		[ '3c9', 'omega'],  // ω
		['2022', 'bull'],   // •
		['2026', 'hellip'], // …
		['2032', 'prime'],  // ′
		['2033', 'Prime'],  // ″
		['203e', 'oline'],  // ‾
		['2044', 'frasl'],  // ⁄
		['2122', 'trade'],  // ™
		['2190', 'larr'],   // ←
		['2191', 'uarr'],   // ↑
		['2192', 'rarr'],   // →
		['2193', 'darr'],   // ↓
		['2194', 'harr'],   // ↔
		['21d2', 'rArr'],   // ⇒
		['21d4', 'hArr'],   // ⇔
		['2200', 'forall'], // ∀
		['2202', 'part'],   // ∂
		['2203', 'exist'],  // ∃
		['2207', 'nabla'],  // ∇
		['2208', 'isin'],   // ∈
		['220b', 'ni'],     // ∋
		['220f', 'prod'],   // ∏
		['2211', 'sum'],    // ∑
		['2212', 'minus'],  // −
		['221a', 'radic'],  // √
		['221d', 'prop'],   // ∝
		['221e', 'infin'],  // ∞
		['2220', 'ang'],    // ∠
		['2227', 'and'],    // ∧
		['2228', 'or'],     // ∨
		['2229', 'cap'],    // ∩
		['222a', 'cup'],    // ∪
		['222b', 'int'],    // ∫
		['2234', 'there4'], // ∴
		['223c', 'sim'],    // ∼
		['2248', 'asymp'],  // ≈
		['2260', 'ne'],     // ≠
		['2261', 'equiv'],  // ≡
		['2264', 'le'],     // ≤
		['2265', 'ge'],     // ≥
		['2282', 'sub'],    // ⊂
		['2283', 'sup'],    // ⊃
		['2286', 'sube'],   // ⊆
		['2287', 'supe'],   // ⊇
		['2295', 'oplus'],  // ⊕
		['25ca', 'loz'],    // ◊
		['2660', 'spades'], // ♠
		['2663', 'clubs'],  // ♣
		['2665', 'hearts'], // ♥
		['2666', 'diams']   // ♦
	];

	// reserved for internal wikEd use
	wikEd.reservedChars = [
		[  '26', 'amp'],    // &
		[  '3c', 'lt'],     // <
		[  '3e', 'gt'],     // >
		[  'a0', 'nbsp']    //
	];

	// special chars (spaces and invisible characters)
	wikEd.specialChars = [
		['2002', 'ensp'],   //   en space
		[  'ad', 'shy'],    //  soft hyphen
		['2003', 'emsp'],   //   em space
		['2009', 'thinsp'], //   thin space
		['200c', 'zwnj'],   // ‌ zero width non-joiner
		['200d', 'zwj'],    // ‍ zero width joiner
		['200e', 'lrm'],    // ‎ left-to-right mark
		['200f', 'rlm']     // ‏ right-to-left mark
	];

	// unsupported chars in IE6
	wikEd.problemChars = [
		[ '3d1', 'thetasym'], // ϑ
		[ '3d2', 'upsih'],    // ϒ
		[ '3d6', 'piv'],      // ϖ
		['2118', 'weierp'],   // ℘
		['2111', 'image'],    // ℑ
		['211c', 'real'],     // ℜ
		['2135', 'alefsym'],  // ℵ
		['21b5', 'crarr'],    // ↵
		['21d0', 'lArr'],     // ⇐
		['21d1', 'uArr'],     // ⇑
		['21d3', 'dArr'],     // ⇓
		['2205', 'empty'],    // ∅
		['2209', 'notin'],    // ∉
		['2217', 'lowast'],   // ∗
		['2245', 'cong'],     // ≅
		['2284', 'nsub'],     // ⊄
		['22a5', 'perp'],     // ⊥
		['2297', 'otimes'],   // ⊗
		['22c5', 'sdot'],     // ⋅
		['2308', 'lceil'],    // ⌈
		['2309', 'rceil'],    // ⌉
		['230a', 'lfloor'],   // ⌊
		['230b', 'rfloor'],   // ⌋
		['2329', 'lang'],     // 〈
		['232a', 'rang']      // 〉
	];


	// index to all existing 253 HTML/XHTML character entities
	var allCharEntities = wikEd.supportedChars.concat(wikEd.reservedChars, wikEd.specialChars, wikEd.problemChars);
	for (var i = 0; i < allCharEntities.length; i ++) {
		wikEd.charEntitiesByName[ allCharEntities[i][1] ] = String.fromCharCode(parseInt(allCharEntities[i][0], 16));
	}

	// syntax highlighting of ASCII control characters and invisibles (decimal value, title)
	wikEd.controlCharHighlighting = {
		'0': 'null',
		'1': 'start of heading',
		'2': 'start of text',
		'3': 'end of text',
		'4': 'end of transmission',
		'5': 'enquiry',
		'6': 'acknowledge',
		'7': 'bell',
		'8': 'backspace',
		'11': 'vertical tab',
		'12': 'form feed, new page',
		'14': 'shift out',
		'15': 'shift in',
		'16': 'data link escape',
		'17': 'device control 1',
		'18': 'device control 2',
		'19': 'device control 3',
		'20': 'device control 4',
		'21': 'negative acknowledge',
		'22': 'synchronous idle',
		'23': 'end of trans. block',
		'24': 'cancel',
		'25': 'end of medium',
		'26': 'substitute',
		'27': 'escape',
		'28': 'file separator',
		'29': 'group separator',
		'30': 'record separator',
		'31': 'unit separator',
		'8204': 'zero width non-joiner', // \u200c
		'8205': 'zero width joiner',     // \u200d
		'8206': 'left-to-right mark',    // \u200e
		'8207': 'right-to-left mark',    // \u200f
		'8232': 'line separator',        // \u2028
		'8233': 'paragraph separator'    // \u2028
	};
	for (var decimalValue in wikEd.controlCharHighlighting) {
		if (Object.prototype.hasOwnProperty.call(wikEd.controlCharHighlighting, decimalValue) === true) {
			wikEd.controlCharHighlightingStr += '\\' + String.fromCharCode(decimalValue);
		}
	}

	// character syntax highlighting: strange spaces, hyphens, and dashes (decimal value, class = title)
	wikEd.charHighlighting = {
		'9':     'tab',        // \u0009 '	'
		'8194':  'enSpace',    // \u2002 ' '
		'8195':  'emSpace',    // \u2003 ' '
		'8201':  'thinSpace',  // \u2009 ' '
		'12288': 'ideographicSpace', // \u3000 '　'
		'45':    'hyphenDash', // \u00a0 '-'
		'173':   'softHyphen', // \u00ad ''
		'8210':  'figureDash', // \u2012 '‒'
		'8211':  'enDash',     // \u2013 '–'
		'8212':  'emDash',     // \u2014 '—'
		'8213':  'barDash',    // \u2015 '―'
		'8722':  'minusDash'   // \u2212 '−'
	};
	for (var decimalValue in wikEd.charHighlighting) {
		if (Object.prototype.hasOwnProperty.call(wikEd.charHighlighting, decimalValue) === true) {
			wikEd.charHighlightingStr += '\\' + String.fromCharCode(decimalValue);
		}
	}

	// UniCode support for regexps, without _0-9, from http://xregexp.com/addons/unicode/unicode-base.js v1.0.0
	wikEd.letters = '0041-005A0061-007A00AA00B500BA00C0-00D600D8-00F600F8-02C102C6-02D102E0-02E402EC02EE0370-037403760377037A-037D03860388-038A038C038E-03A103A3-03F503F7-0481048A-05270531-055605590561-058705D0-05EA05F0-05F20620-064A066E066F0671-06D306D506E506E606EE06EF06FA-06FC06FF07100712-072F074D-07A507B107CA-07EA07F407F507FA0800-0815081A082408280840-085808A008A2-08AC0904-0939093D09500958-09610971-09770979-097F0985-098C098F09900993-09A809AA-09B009B209B6-09B909BD09CE09DC09DD09DF-09E109F009F10A05-0A0A0A0F0A100A13-0A280A2A-0A300A320A330A350A360A380A390A59-0A5C0A5E0A72-0A740A85-0A8D0A8F-0A910A93-0AA80AAA-0AB00AB20AB30AB5-0AB90ABD0AD00AE00AE10B05-0B0C0B0F0B100B13-0B280B2A-0B300B320B330B35-0B390B3D0B5C0B5D0B5F-0B610B710B830B85-0B8A0B8E-0B900B92-0B950B990B9A0B9C0B9E0B9F0BA30BA40BA8-0BAA0BAE-0BB90BD00C05-0C0C0C0E-0C100C12-0C280C2A-0C330C35-0C390C3D0C580C590C600C610C85-0C8C0C8E-0C900C92-0CA80CAA-0CB30CB5-0CB90CBD0CDE0CE00CE10CF10CF20D05-0D0C0D0E-0D100D12-0D3A0D3D0D4E0D600D610D7A-0D7F0D85-0D960D9A-0DB10DB3-0DBB0DBD0DC0-0DC60E01-0E300E320E330E40-0E460E810E820E840E870E880E8A0E8D0E94-0E970E99-0E9F0EA1-0EA30EA50EA70EAA0EAB0EAD-0EB00EB20EB30EBD0EC0-0EC40EC60EDC-0EDF0F000F40-0F470F49-0F6C0F88-0F8C1000-102A103F1050-1055105A-105D106110651066106E-10701075-1081108E10A0-10C510C710CD10D0-10FA10FC-1248124A-124D1250-12561258125A-125D1260-1288128A-128D1290-12B012B2-12B512B8-12BE12C012C2-12C512C8-12D612D8-13101312-13151318-135A1380-138F13A0-13F41401-166C166F-167F1681-169A16A0-16EA1700-170C170E-17111720-17311740-17511760-176C176E-17701780-17B317D717DC1820-18771880-18A818AA18B0-18F51900-191C1950-196D1970-19741980-19AB19C1-19C71A00-1A161A20-1A541AA71B05-1B331B45-1B4B1B83-1BA01BAE1BAF1BBA-1BE51C00-1C231C4D-1C4F1C5A-1C7D1CE9-1CEC1CEE-1CF11CF51CF61D00-1DBF1E00-1F151F18-1F1D1F20-1F451F48-1F4D1F50-1F571F591F5B1F5D1F5F-1F7D1F80-1FB41FB6-1FBC1FBE1FC2-1FC41FC6-1FCC1FD0-1FD31FD6-1FDB1FE0-1FEC1FF2-1FF41FF6-1FFC2071207F2090-209C21022107210A-211321152119-211D212421262128212A-212D212F-2139213C-213F2145-2149214E218321842C00-2C2E2C30-2C5E2C60-2CE42CEB-2CEE2CF22CF32D00-2D252D272D2D2D30-2D672D6F2D80-2D962DA0-2DA62DA8-2DAE2DB0-2DB62DB8-2DBE2DC0-2DC62DC8-2DCE2DD0-2DD62DD8-2DDE2E2F300530063031-3035303B303C3041-3096309D-309F30A1-30FA30FC-30FF3105-312D3131-318E31A0-31BA31F0-31FF3400-4DB54E00-9FCCA000-A48CA4D0-A4FDA500-A60CA610-A61FA62AA62BA640-A66EA67F-A697A6A0-A6E5A717-A71FA722-A788A78B-A78EA790-A793A7A0-A7AAA7F8-A801A803-A805A807-A80AA80C-A822A840-A873A882-A8B3A8F2-A8F7A8FBA90A-A925A930-A946A960-A97CA984-A9B2A9CFAA00-AA28AA40-AA42AA44-AA4BAA60-AA76AA7AAA80-AAAFAAB1AAB5AAB6AAB9-AABDAAC0AAC2AADB-AADDAAE0-AAEAAAF2-AAF4AB01-AB06AB09-AB0EAB11-AB16AB20-AB26AB28-AB2EABC0-ABE2AC00-D7A3D7B0-D7C6D7CB-D7FBF900-FA6DFA70-FAD9FB00-FB06FB13-FB17FB1DFB1F-FB28FB2A-FB36FB38-FB3CFB3EFB40FB41FB43FB44FB46-FBB1FBD3-FD3DFD50-FD8FFD92-FDC7FDF0-FDFBFE70-FE74FE76-FEFCFF21-FF3AFF41-FF5AFF66-FFBEFFC2-FFC7FFCA-FFCFFFD2-FFD7FFDA-FFDC'.replace(/(\w{4})/g, '\\u$1');

	return;
};


// call startup
wikEd.Startup();

// </syntaxhighlight>