User:Foxall/wiked.js

Ka Wiktionary

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/* {{en:User:Cacycle/wikEd_template}} <pre clear="all"><nowiki> */

// version info
var wikEdProgramVersion = '0.9.37b';
var wikEdProgramDate    = 'May 26, 2007';

/*

== wikEd ==

A full-featured JavaScript in-browser editor for Wikipedia and other MediaWiki edit pages
The program works currently ONLY for Mozilla-based browsers (Mozilla, Mozilla Firefox, and Mozilla SeaMonkey)

Homepage: http://en.wikipedia.org/wiki/User:Cacycle/wikEd
Author:   Cacycle (http://en.wikipedia.org/wiki/User:Cacycle)
License:  This code has been released into the public domain

This file has to be saved as UTF-8 in your editor to preserve Unicode characters like ♥ (heart)

== Installation ==

* Copy the following short block of code to [[User:YOURUSERNAME/monobook.js]]
* Press SHIFT-Reload to update to the newest version
* PLEASE DO NOT COPY THE WHOLE PROGRAM (in order to get the frequent updates and bug fixes and to save disk space)
* See http://en.wikipedia.org/wiki/User:Cacycle/wikEd for detailed instructions

// ---- START INSTALLATION CODE ----

// install [[User:Cacycle/wikEd]] in-browser text editor
document.write('<script type="text/javascript" src="'
+ 'http://en.wikipedia.org/w/index.php?title=User:Cacycle/wikEd.js'
+ '&action=raw&ctype=text/javascript"></script>');

// ---- END INSTALLATION CODE ----

*/


//
// user configurable variables
//


// user readable texts, copy changes to http://en.wikipedia.org/wiki/User:Cacycle/wikEd_international_en.js, also defined in wikEdDiff.js
var wikEdText = wikEdText || [];

// WikedInitText: define built-in user interface texts
function WikedInitText() {
    WikEdInitObject(wikEdText, {

// 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 disabled alt':      '(wikEd)',
        'wikEdLogo disabled title':    'Disabled - wikEd {wikEdProgramVersion} ({wikEdProgramDate}) Click to enable',

// 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)',
        '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)',

// formatting buttons, top row
        'wikEdUndo alt':               'Undo',
        'wikEdUndo title':             'Undo',
        'wikEdRedo alt':               'Redo',
        'wikEdRedo title':             'Redo',
        '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',
        'wikEdCase alt':               'Case',
        'wikEdCase title':             'Toggle between lowercase, uppercase first, and uppercase',
        '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: small Wikipedia style)',
        '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',

// 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',
        'wikEdFixRegExTypo alt':       'Fix typos',
        'wikEdFixRegExTypo title':     'Fix typos using the AutoWikiBrowser RegExTypoFixer rules',

// 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',

// wikEd control buttons, top row
        'wikEdRefHide alt':            'Hide <ref>',
        'wikEdRefHide title':          'Toggle <ref> tag hiding',
        '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':         'Toggle between classic text area and wikEd',
        'wikEdHighlightSyntax alt':    'Syntax',
        'wikEdHighlightSyntax title':  'Toggle automatic 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 purposes',
        'wikEdUsing alt':              'Using',
        'wikEdUsing title':            'Automatically add \'\'…using wikEd\'\' to summaries',
        'wikEdDiff alt':               'wikEdDiff',
        'wikEdDiff title':             'Toggle automatic improved diff view',
        'wikEdFullScreen alt':         'Fullscreen',
        'wikEdFullScreen title':       'Toggle the fullscreen mode',

// 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]]',

// submit buttons
        'wikEdLocalPreviewImg alt':    'Preview below',
        'wikEdLocalPreview title':     'Show preview below',
        'wikEdLocalDiffImg alt':       'Changes below',
        'wikEdLocalDiff title':        'Show current changes below',
        'wikEdHelpPageLink':           ' | <a href="http://en.wikipedia.org/wiki/User:Cacycle/wikEd_help" target="helpwindow">wikEd help</a>',

// preview and changes buttons, top
        'wikEdClose alt':              'Close',
        'wikEdClose 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
        'wikEdClose alt':              'Close',
        'wikEdClose title':            'Close preview box',
        'wikEdScrollToPreview3 alt':   'Scroll to preview',
        'wikEdScrollToPreview3 title': 'Scroll to preview field',
        'wikEdScrollToEdit3 alt':      'Scroll to edit',
        'wikEdScrollToEdit3 title':    'Scroll to edit field',

// 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 Category':           'Category',
        'wikicode Template':           'Template',
        'wikEdReferencesSection':      '\n== References ==\n\n<div class="references-small">\n<references/>\n</div>\n',

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

// follow link popup
        'followLink':                  '(Ctrl-click)'
    });
}

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

// path to local images for testing, also defined in wikEdDiff.js
var wikEdImagePathLocal = wikEdImagePathLocal || 'file:///D:/wikEd/images/';

// path to images, also defined in wikEdDiff.js
var wikEdImagePath = wikEdImagePath || 'http://upload.wikimedia.org/wikipedia/commons/';

// image filenames, also defined in wikEdDiff.js
var wikEdImage = wikEdImage || [];

// WikedInitImage: define built-in image URLs
function WikedInitImage() {
    WikEdInitImage(wikEdImage, {
        'blank':               '5/51/WikEd_blank.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',
        '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',
        'error':               '3/3e/WikEd_error.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',
        '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',
        'heading':             '0/07/WikEd_heading.png',
        'highlightSyntax':     '6/67/WikEd_syntax.png',
        'image':               '3/37/WikEd_image.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',
        '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',
        'redoAll':             '2/2d/WikEd_redo_all.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',
        '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',
        'textify':             'c/cd/WikEd_textify.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',
        'wikEdDiff':           'c/c6/WikEdDiff.png',
        'wikify':              '9/9f/WikEd_wikify.png',
        'wikiLink':            '2/21/WikEd_wikilink.png'
    });
}

// edit-frame css rules
var wikEdFrameCSS = wikEdFrameCSS || [];

// WikedInitFrameCSS: define built-in edit frame css
function WikedInitFrameCSS() {
    WikEdInitObject(wikEdFrameCSS, {

// frame body
        '.wikedFrameBody':    'background: #FFFFFF; margin: 0px; padding: 0.2em; overflow: -moz-scrollbars-vertical; overflow-x: auto; font-family: monospace;',

// syntax highlighting
        '.wikEdBlock':        'background-color: #e8e8e8;',
        '.wikEdBlockTag':     'color: #0000e0;',
        '.wikEdInlineTag':    'color: #0000e0;',
        '.wikEdUnknown':      'background-image: url({wikEdUnknown});',
        '.wikEdSubscript':    'position: relative; top: 0.3em;',
        '.wikEdSuperscript':  'position: relative; top: -0.3em;',
        '.wikEdBold':         'font-weight: bold;',
        '.wikEdRef':          'color: #808080; background-color: #e8e8e8;',
        '.wikEdRefHide':      'color: #c0c0c0;',
        '.wikEdComment':      'background-color: #fff0d0;',
        '.wikEdDel':          'text-decoration: line-through;',
        '.wikEdIns':          'text-decoration: underline;',
        '.wikEdItalic':       'font-style: italic;',
        '.wikEdNowiki':       'background-color: #e8e8e8;',
        '.wikEdRGB':          '',

// horizontal rule
        '.wikEdHR':           'background-color: #d0d0d0;',
        '.wikEdHRInline':     'background-color: #d0d0d0;',

// wiki code
        '.wikEdWiki':         'color: #0000e0;',
        '.wikEdWikiRedir':    'color: #0000e0; background-color: #ffffff; font-weight: bold;',
        '.wikEdMagic':        'color: #0000e0; background-color: #e0e0e0; font-weight: bold;',

// headings
        '.wikEdHeading':      'background-color: #e0e0e0; font-weight: bold;',
        '.wikEdHeadingWp':    'background-color: #d8e0ff; font-weight: bold;',

// tables
        '.wikEdTableBlock':   'background-color: #e8e8e8;',
        '.wikEdTableLine':    'background-color: #e8e8e8;',
        '.wikEdTableTag':     'background-color: #e8e8e8; color: #0000e0;',

// list
        '.wikEdListBlock':    'background-color: #e8e8e8;',
        '.wikEdListLine':     'background-color: #f0f0f0',
        '.wikEdListTag':      'background-color: #e8e8e8; color: #0000e0; font-weight: bold;',

// space-pre
        '.wikEdSpaceBlock':   'background-color: #e8e8e8;',
        '.wikEdSpaceLine':    'background-color: #e8e8e8;',
        '.wikEdSpaceTag':     'color: #0000e0; font-weight: bold;',

// wiki links, images, categories, templates
        '.wikEdLinkTag':      'color: #0000e0;',
        '.wikEdLink':         '',
        '.wikEdImage':        'background-color: #d5ffaa;',
        '.wikEdCat':          'background-color: #d0d8ff;',
        '.wikEdTemplTag':     'color: #0000e0;',
        '.wikEdTempl':        'background-color: #e0e8ff;',

// interlanguage
        '.wikEdInter':        'color: #000000;',
        '.wikEdLinkInter':    'background-color: #c8c8ff;',
        '.wikEdImageInter':   'background-color: #c8c8ff;',
        '.wikEdCatInter':     'background-color: #c8c8ff;',
        '.wikEdTemplInter':   'background-color: #c8c8ff;',

// name
        '.wikEdLinkName':     'color: #f00000; font-weight: bold;',
        '.wikEdImageName':    'color: #000000; font-weight: bold;',
        '.wikEdCatName':      'color: #f00000; font-weight: bold;',
        '.wikEdTemplName':    'color: #f00000; font-weight: bold;',
        '.wikEdURLLink':      'color: #f00000; font-weight: bold;',

// links
        '.wikEdHighlightLink': 'text-decoration: none; color: #909090;',
        ':hover.wikEdHighlightLink': 'text-decoration: underline; color: #909090;',

// pasted html
        '.wikEdPastedHtml':   'background-color: #ffc080;',

// text and parameters
        '.wikEdLinkText':     'color: #000000; font-weight: bold;',
        '.wikEdImageParam':   'color: #0000e0;',
        '.wikEdImageCaption': 'color: #000000;',
        '.wikEdCatText':      'color: #000000;',
        '.wikEdTemplText':    'color: #000000;',
        '.wikEdURLText':      'color: #000000; font-weight: bold;',

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

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

// invisibles, control chars, and strange spaces
        '.wikEdTab':          'white-space: pre; background-image: url({wikEdTab}); background-position: right bottom; background-repeat: no-repeat;',
        '.wikEdTabPlain':     'white-space: pre;',
        '.wikEdCtrl':         'white-space: pre; background-image: url({wikEdCtrl}); background-position: left center; background-repeat: repeat-x; background-color: white;',
        '.wikEdCtrl:before':  'content: \'\u00a0\'',
        '.wikEdBlank':        'white-space: -moz-pre-wrap; background-image: url({wikEdBlank}); background-position: left center; background-repeat: repeat-x; background-color: white;'
    });
}

// main window css rules
var wikEdMainCSS = wikEdMainCSS || [];

// WikedInitMainCSS: define built-in main window css
function WikedInitMainCSS() {
    WikEdInitObject(wikEdMainCSS, {

// combo input box
        '.wikEdCombo':                 'font-size: smaller; padding-left: 0.1em; padding-right: 0.1em; margin: 0 0.1em 0 0.1em; height: 1.6em; vertical-align: bottom;',

// wikEd button areas

// button bar margins
        '.wikEdButtonBarFormat':       'margin: 0 8px 3px 0; float: left;',
        '.wikEdButtonBarCustom1':      'margin: 0 8px 3px 0; float: left;',
        '.wikEdButtonBarFind':         'margin: 0 8px 3px 0; float: left;',
        '.wikEdButtonBarFix':          'margin: 0 8px 3px 0; float: left;',
        '.wikEdButtonBarCustom2':      'margin: 0 8px 3px 0; float: left;',
        '.wikEdButtonBarControl':      'margin: 0 0 3px 0; float: right;',
        '.wikEdButtonBarPreview':      'margin: 0 0 0.15em 0.6em; 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;',

// button bar inner wrapper: border (hidden: invisible)
        '.wikedButtonBarInnerWrapperVisible':   'border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0;',
        '.wikedButtonBarInnerWrapperHidden':    '',

// button bar grip wrapper: invisible (hidden: border)
        '.wikedButtonBarGripWrapperVisible':    'float: left;',
        '.wikedButtonBarGripWrapperHidden':     'float: left; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0;',

// button bar buttons wrapper: invisible (hidden: border)
        '.wikedButtonBarButtonsWrapperVisible': 'float: left; background: #d4d0cc; ',
        '.wikedButtonBarButtonsWrapperHidden':  'float: left; background: #d4d0cc; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0; z-index: 4;',

// button bar grip
        '.wikedButtonBarGrip':         'background: #d4d0cc; padding: 0; background-image: url({wikEdGrip}); background-repeat: repeat-y; cursor: pointer;',

// button bar buttons
        '.wikEdButtonsFormat':         'background: #d4d0cc; padding: 2px 2px 0 0px;',
        '.wikEdButtonsCustom1':        'background: #d4d0cc; padding: 2px 2px 0 0px;',
        '.wikEdButtonsFind':           'background: #d4d0cc; padding: 0px 2px 0 0px;',
        '.wikEdButtonsFix':            'background: #d4d0cc; padding: 2px 2px 0 0px;',
        '.wikEdButtonsCustom2':        'background: #d4d0cc; padding: 2px 2px 0 0px;',
        '.wikEdButtonsControl':        'background: #d4d0cc; padding: 2px 2px 0 1px;',

        '.wikEdButtonsPreview':        'background: #d4d0cc; padding: 2px; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0;',
        '.wikEdButtonsPreviewFull':    'background: #d4d0cc; padding: 2px; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0;',
        '.wikEdButtonsPreview2':       'background: #d4d0cc; padding: 2px; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0;',
        '.wikEdButtonsJump':           'background: #d4d0cc; padding: 2px; border: 1px solid; border-color: #e0e0e0 #808080 #808080 #e0e0e0;',

// wikEd buttons
        '.wikEdButton':                'vertical-align: text-top; font-size: small; text-decoration: underline; margin: 1px 2px; padding: 0; background: #d4d0cc; border: 1px #d4d0cc solid; cursor: pointer;',
        '.wikEdButton:hover':          'background: #e4e0dd; border: 1px outset; cursor: pointer;',
        '.wikEdButton:active':         'background: #e4e0dc; border: 1px inset;  cursor: pointer;',
        '.wikEdButtonSolo':            'vertical-align: text-top; font-size: small; text-decoration: underline; margin: 1px 2px; padding: 0; background: #d4d0cc; border: 1px #d4d0cc solid; cursor: pointer;',
        '.wikEdButtonSolo:hover':      'background: #e4e0dd; border: 1px outset; cursor: pointer;',
        '.wikEdButtonChecked':         'vertical-align: text-top; font-size: small; text-decoration: none; margin: 1px 2px; padding: 0; background: #ccc8c3; border: 1px solid; border-color: black white white black; cursor: pointer;',
        '.wikEdButtonUnchecked':       'vertical-align: text-top; font-size: small; text-decoration: none; margin: 1px 2px; padding: 0; background: #ddd8d3; border: 1px solid; border-color: white black black white; cursor: pointer;',
        '.wikEdButtonPressed':         'vertical-align: text-top; font-size: small; text-decoration: none; margin: 1px 2px; padding: 0; background: #ccc8c3; border: 1px solid; border-color: black white white black; cursor: wait;',
        '.wikEdButtonInactive':        'vertical-align: text-top; font-size: small; text-decoration: underline; margin: 1px 2px; padding: 0; background: #c0c0c0; border: 1px #b0b0b0 solid; 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 -0.18em; padding: 0;',
        '.wikEdButtonDummy':           'vertical-align: text-top; margin: 1px 2px; padding: 1px; background: #d4d0cc;',

// preview box
        '.wikEdPreviewBoxOuter':       'clear: both; margin: 0; border-width: 1px; border-style: solid; border-color: #808080 #d0d0d0 #d0d0d0 #808080;',
        '.wikEdPreviewBox':            'background-color: #faf8f6; padding: 5px; border-width: 1px; border-style: solid; border-color: #404040 #ffffff #ffffff #404040;',

// find field
        '.wikEdFindComboInput':        'position: relative; padding: 0; margin: 0 0.2em; font-style: normal; white-space: nowrap;',
        '#wikEdFindText':              'height: 1.4em; font-family: monospace; padding: 0; margin: 0; position: absolute; width: 170px; left: 0; top: 0; z-index: 2;',
        '#wikEdFindSelect':            'height: 1.5em; font-family: monospace; padding: 0; margin: 0; position: relative; border: none; vertical-align: baseline; z-index: 1;',

// replace field
        '.wikEdReplaceComboInput':     'position: relative; padding: 0; margin: 0 0.2em; font-style: normal; white-space: nowrap;',
        '#wikEdReplaceText':           'height: 1.4em; font-family: monospace; padding: 0; margin: 0; position: absolute; width: 170px; left: 0; top: 0; z-index: 2;',
        '#wikEdReplaceSelect':         'height: 1.5em; font-family: monospace; padding: 0; margin: 0; position: relative; border: none; vertical-align: baseline; z-index: 1;',

// summary field
        '.wikEdSummaryComboInput':     'position: relative; white-space: nowrap; margin: 0 0 0 0.1em;',
        '.wikEdSummaryText':           'padding: 0; margin: 0; position: absolute; left: 0; top: 0; z-index: 2;',
        '.wikEdSummarySelect':         'border: none; padding: 0; margin: 0; position: relative; vertical-align: middle; z-index: 1;',

// space around submit buttons
        '.editButtons':                'margin: 0;',

// frame
        '.wikEdFrameOuter':            'width: 100%; margin: 0; border-width: 1px; border-style: solid; border-color: #808080 #d0d0d0 #d0d0d0 #808080;',
        '.wikEdFrameInner':            'padding: 0; border-width: 1px; border-style: solid; border-color: #404040 #ffffff #ffffff #404040;',
        '.wikEdFrame':                 'width: 100%; padding: 0; margin: 0; border: none;',

// summary
        '.wikEdSummaryWrapper':        'margin: 0 0 0.4em 0;',
        '.wikEdSummaryWrapperTop':     'margin: 0.1em 0 0.4em 0;',
        '#wpSummaryLabel':             'margin: 0 0.2em 0 0;',
        '.editOptions':                'position: relative; top: 0.1em;',
        '.wikEdClearSummaryForm':      'display: inline;',
        '.wikEdClearSummary':          'vertical-align: middle; margin: 0 0.1em 0 0.5em; padding: 0 0 0.2em 0;',

// input wrapper
        '.wikEdInputWrapper':          'z-index: 100; clear: both; margin-top: 0.5em;',
        '.wikEdInputWrapperFull':      'position: fixed; top: 0; left: 0; right: 0; padding: 4px; background: white; z-index: 100;',

// other wrappers
        '.wikEdToolbarWrapper':        'margin: 0 0 0.25em 0;',
        '.wikEdTextareaWrapper':       'margin: 0 0 0.35em 0;',
        '.wikEdFrameWrapper':          'margin: 0 0 0.35em 0;',
        '.wikEdConsoleWrapper':        '',
        '.wikEdButtonsWrapper':        '',
        '.wikEdSummaryInputWrapper':   'display: inline; white-space: nowrap;',
        '.wikEdSummaryOptions':        'display: inline;',
        '.wikEdSubmitWrapper':         'margin: 0 0 0.25em 0;',
        '.wikEdSubmitButtonsWrapper':  '',
        '.wikEdLocalPrevWrapper':      '',
        '.wikEdInsertWrapper':         '',

// various
        '.wikEdEditOptions':           'display: inline; vertical-align: baseline; margin-right: 0.75em; white-space: nowrap;',
        '.wikEdEditHelp':              'vertical-align: baseline; margin-right: 0.5em; white-space: nowrap;',
        '#editpage-specialchars':      'clear: both;'
    });
}

// buttons (id, class, popup title, image src, width, height, alt text, onClick and parameters)
var wikEdButton = wikEdButton || [];

// WikedInitButton: define built-in buttons (id, class, popup title, image src, width, height, alt text, onClick and parameters)
function WikedInitButton() {
    WikEdInitObject(wikEdButton, {

// format top
         1: ['wikEdUndo',             'wikEdButtonInactive',  wikEdText['wikEdUndo title'],             wikEdImage['undo'],                '16', '16', wikEdText['wikEdUndo alt'],             'javascript:WikEdEditButton(this, this.id);' ],
         2: ['wikEdRedo',             'wikEdButtonInactive',  wikEdText['wikEdRedo title'],             wikEdImage['redo'],                '16', '16', wikEdText['wikEdRedo alt'],             'javascript:WikEdEditButton(this, this.id);' ],
         3: ['wikEdBold',             'wikEdButton',          wikEdText['wikEdBold title'],             wikEdImage['bold'],                '16', '16', wikEdText['wikEdBold alt'],             'javascript:WikEdEditButton(this, this.id);' ],
         4: ['wikEdItalic',           'wikEdButton',          wikEdText['wikEdItalic title'],           wikEdImage['italic'],              '16', '16', wikEdText['wikEdItalic alt'],           'javascript:WikEdEditButton(this, this.id);' ],
         5: ['wikEdUnderline',        'wikEdButton',          wikEdText['wikEdUnderline title'],        wikEdImage['underline'],           '16', '16', wikEdText['wikEdUnderline alt'],        'javascript:WikEdEditButton(this, this.id);' ],
         6: ['wikEdStrikethrough',    'wikEdButton',          wikEdText['wikEdStrikethrough title'],    wikEdImage['strikethrough'],       '16', '16', wikEdText['wikEdStrikethrough alt'],    'javascript:WikEdEditButton(this, this.id);' ],
         7: ['wikEdNowiki',           'wikEdButton',          wikEdText['wikEdNowiki title'],           wikEdImage['nowiki'],              '16', '16', wikEdText['wikEdNowiki alt'],           'javascript:WikEdEditButton(this, this.id);' ],
         8: ['wikEdSuperscript',      'wikEdButton',          wikEdText['wikEdSuperscript title'],      wikEdImage['superscript'],         '16', '16', wikEdText['wikEdSuperscript alt'],      'javascript:WikEdEditButton(this, this.id);' ],
         9: ['wikEdSubscript',        'wikEdButton',          wikEdText['wikEdSubscript title'],        wikEdImage['subscript'],           '16', '16', wikEdText['wikEdSubscript alt'],        'javascript:WikEdEditButton(this, this.id);' ],
        10: ['wikEdRef',              'wikEdButton',          wikEdText['wikEdRef title'],              wikEdImage['ref'],                 '16', '16', wikEdText['wikEdRef alt'],              'javascript:WikEdEditButton(this, this.id);' ],
        12: ['wikEdCase',             'wikEdButton',          wikEdText['wikEdCase title'],             wikEdImage['case'],                '16', '16', wikEdText['wikEdCase alt'],             'javascript:WikEdEditButton(this, this.id);' ],
        25: ['wikEdRedirect',         'wikEdButton',          wikEdText['wikEdRedirect title'],         wikEdImage['redirect'],            '16', '16', wikEdText['wikEdRedirect alt'],         'javascript:WikEdEditButton(this, this.id);' ],
        13: ['wikEdUndoAll',          'wikEdButton',          wikEdText['wikEdUndoAll title'],          wikEdImage['undoAll'],             '16', '16', wikEdText['wikEdUndoAll alt'],          'javascript:WikEdEditButton(this, this.id);' ],
        14: ['wikEdRedoAll',          'wikEdButtonInactive',  wikEdText['wikEdRedoAll title'],          wikEdImage['redoAll'],             '16', '16', wikEdText['wikEdRedoAll alt'],          'javascript:WikEdEditButton(this, this.id);' ],

// format bottom
        15: ['wikEdWikiLink',         'wikEdButton',          wikEdText['wikEdWikiLink title'],         wikEdImage['wikiLink'],            '16', '16', wikEdText['wikEdWikiLink alt'],         'javascript:WikEdEditButton(this, this.id);' ],
        16: ['wikEdWebLink',          'wikEdButton',          wikEdText['wikEdWebLink title'],          wikEdImage['webLink'],             '16', '16', wikEdText['wikEdWebLink alt'],          'javascript:WikEdEditButton(this, this.id);' ],
        17: ['wikEdHeading',          'wikEdButton',          wikEdText['wikEdHeading title'],          wikEdImage['heading'],             '16', '16', wikEdText['wikEdHeading alt'],          'if (!event.shiftKey) { javascript:WikEdEditButton(this, \'wikEdIncreaseHeading\'); } else { javascript:WikEdEditButton(this, \'wikEdDecreaseHeading\'); }' ],
        19: ['wikEdBulletList',       'wikEdButton',          wikEdText['wikEdBulletList title'],       wikEdImage['bulletList'],          '16', '16', wikEdText['wikEdBulletList alt'],       'if (!event.shiftKey) { javascript:WikEdEditButton(this, \'wikEdIncreaseBulletList\'); } else { javascript:WikEdEditButton(this, \'wikEdDecreaseBulletList\'); }' ],
        20: ['wikEdNumberList',       'wikEdButton',          wikEdText['wikEdNumberList title'],       wikEdImage['numberList'],          '16', '16', wikEdText['wikEdNumberList alt'],       'if (!event.shiftKey) { javascript:WikEdEditButton(this, \'wikEdIncreaseNumberList\'); } else { javascript:WikEdEditButton(this, \'wikEdDecreaseNumberList\'); }' ],
        21: ['wikEdIndentList',       'wikEdButton',          wikEdText['wikEdIndentList title'],       wikEdImage['indentList'],          '16', '16', wikEdText['wikEdIndentList alt'],       'if (!event.shiftKey) { javascript:WikEdEditButton(this, \'wikEdIncreaseIndentList\'); } else { javascript:WikEdEditButton(this, \'wikEdDecreaseIndentList\'); }' ],
        22: ['wikEdDefinitionList',   'wikEdButton',          wikEdText['wikEdDefinitionList title'],   wikEdImage['definitionList'],      '16', '16', wikEdText['wikEdDefinitionList alt'],   'javascript:WikEdEditButton(this, this.id);' ],
        23: ['wikEdImage',            'wikEdButton',          wikEdText['wikEdImage title'],            wikEdImage['image'],               '16', '16', wikEdText['wikEdImage alt'],            'javascript:WikEdEditButton(this, this.id);' ],
        24: ['wikEdTable',            'wikEdButton',          wikEdText['wikEdTable title'],            wikEdImage['table'],               '16', '16', wikEdText['wikEdTable alt'],            'javascript:WikEdEditButton(this, this.id);' ],
        11: ['wikEdReferences',       'wikEdButton',          wikEdText['wikEdReferences title'],       wikEdImage['references'],          '16', '16', wikEdText['wikEdReferences alt'],       'if (!event.shiftKey) { javascript:WikEdEditButton(this, this.id); } else { javascript:WikEdEditButton(this, \'wikEdReferencesSection\'); }' ],
        26: ['wikEdWikify',           'wikEdButton',          wikEdText['wikEdWikify title'],           wikEdImage['wikify'],              '16', '16', wikEdText['wikEdWikify alt'],           'javascript:WikEdEditButton(this, this.id);' ],
        27: ['wikEdTextify',          'wikEdButton',          wikEdText['wikEdTextify title'],          wikEdImage['textify'],             '16', '16', wikEdText['wikEdTextify alt'],          'javascript:WikEdEditButton(this, this.id);' ],

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

// control bottom
        33: ['wikEdUseWikEd',         'wikEdButtonChecked',   wikEdText['wikEdUseWikEd title'],         wikEdImage['useWikEd'],            '16', '16', wikEdText['wikEdUseWikEd alt'],         'javascript:WikEdButton(this, this.id, true);' ],
        34: ['wikEdHighlightSyntax',  'wikEdButtonUnchecked', wikEdText['wikEdHighlightSyntax title'],  wikEdImage['highlightSyntax'],     '16', '16', wikEdText['wikEdHighlightSyntax alt'],  'javascript:WikEdButton(this, this.id, true);' ],
        35: ['wikEdSource',           'wikEdButton',          wikEdText['wikEdSource title'],           wikEdImage['source'],              '16', '16', wikEdText['wikEdSource alt'],           'javascript:WikEdEditButton(this, this.id);' ],
        75: ['wikEdCloseToolbar',     'wikEdButtonUnchecked', wikEdText['wikEdCloseToolbar title'],     wikEdImage['closeToolbar'],        '16', '16', wikEdText['wikEdCloseToolbar alt'],     'javascript:WikEdButton(this, this.id, true);' ],
        36: ['wikEdUsing',            'wikEdButtonUnchecked', wikEdText['wikEdUsing title'],            wikEdImage['using'],               '16', '16', wikEdText['wikEdUsing alt'],            'javascript:WikEdButton(this, this.id, true);' ],
        37: ['wikEdFullScreen',       'wikEdButtonUnchecked', wikEdText['wikEdFullScreen title'],       wikEdImage['fullScreen'],          '16', '16', wikEdText['wikEdFullScreen alt'],       'javascript:WikEdButton(this, this.id, true);' ],

// find top
        39: ['wikEdFindAll',          'wikEdButton',          wikEdText['wikEdFindAll title'],          wikEdImage['findAll'],             '16', '16', wikEdText['wikEdFindAll alt'],          'javascript:WikEdEditButton(this, this.id);' ],
        40: ['wikEdFindPrev',         'wikEdButton',          wikEdText['wikEdFindPrev title'],         wikEdImage['findPrev'],            '16', '16', wikEdText['wikEdFindPrev alt'],         'javascript:WikEdEditButton(this, this.id);' ],
        41: ['wikEdFindNext',         'wikEdButton',          wikEdText['wikEdFindNext title'],         wikEdImage['findNext'],            '16', '16', wikEdText['wikEdFindNext alt'],         'if (event.shiftKey) { javascript:WikEdEditButton(this, this.id, \'shift\'); } else { javascript:WikEdEditButton(this, this.id); }' ],
        43: ['wikEdJumpPrev',         'wikEdButton',          wikEdText['wikEdJumpPrev title'],         wikEdImage['jumpPrev'],            '16', '16', wikEdText['wikEdJumpPrev alt'],         'javascript:WikEdEditButton(this, this.id);' ],
        44: ['wikEdJumpNext',         'wikEdButton',          wikEdText['wikEdJumpNext title'],         wikEdImage['jumpNext'],            '16', '16', wikEdText['wikEdJumpNext alt'],         'javascript:WikEdEditButton(this, this.id);' ],

// find bottom
        46: ['wikEdReplaceAll',       'wikEdButton',          wikEdText['wikEdReplaceAll title'],       wikEdImage['replaceAll'],          '16', '16', wikEdText['wikEdReplaceAll alt'],       'javascript:WikEdEditButton(this, this.id);' ],
        47: ['wikEdReplacePrev',      'wikEdButton',          wikEdText['wikEdReplacePrev title'],      wikEdImage['replacePrev'],         '16', '16', wikEdText['wikEdReplacePrev alt'],      'javascript:WikEdEditButton(this, this.id);' ],
        48: ['wikEdReplaceNext',      'wikEdButton',          wikEdText['wikEdReplaceNext title'],      wikEdImage['replaceNext'],         '16', '16', wikEdText['wikEdReplaceNext alt'],      'if (event.shiftKey) { javascript:WikEdEditButton(this, this.id, \'shift\'); } else { javascript:WikEdEditButton(this, this.id); }' ],
        49: ['wikEdCaseSensitive',    'wikEdButtonUnchecked', wikEdText['wikEdCaseSensitive title'],    wikEdImage['caseSensitive'],       '16', '16', wikEdText['wikEdCaseSensitive alt'],    'javascript:WikEdButton(this, this.id, true);' ],
        50: ['wikEdRegExp',           'wikEdButtonUnchecked', wikEdText['wikEdRegExp title'],           wikEdImage['regExp'],              '16', '16', wikEdText['wikEdRegExp alt'],           'javascript:WikEdButton(this, this.id, true);' ],
        51: ['wikEdFindAhead',        'wikEdButtonUnchecked', wikEdText['wikEdFindAhead title'],        wikEdImage['findAhead'],           '16', '16', wikEdText['wikEdFindAhead alt'],        'javascript:WikEdButton(this, this.id, true);' ],

// fix top
        52: ['wikEdFixBasic',         'wikEdButton',          wikEdText['wikEdFixBasic title'],         wikEdImage['fixBasic'],            '16', '16', wikEdText['wikEdFixBasic alt'],         'javascript:WikEdEditButton(this, this.id);' ],
        53: ['wikEdFixHtml',          'wikEdButton',          wikEdText['wikEdFixHtml title'],          wikEdImage['fixHtml'],             '16', '16', wikEdText['wikEdFixHtml alt'],          'javascript:WikEdEditButton(this, this.id);' ],
        54: ['wikEdFixCaps',          'wikEdButton',          wikEdText['wikEdFixCaps title'],          wikEdImage['fixCaps'],             '16', '16', wikEdText['wikEdFixCaps alt'],          'javascript:WikEdEditButton(this, this.id);' ],
        55: ['wikEdfixUnicode',       'wikEdButton',          wikEdText['wikEdfixUnicode title'],       wikEdImage['fixUnicode'],          '16', '16', wikEdText['wikEdfixUnicode alt'],       'javascript:WikEdEditButton(this, this.id);' ],
        56: ['wikEdFixAll',           'wikEdButton',          wikEdText['wikEdFixAll title'],           wikEdImage['fixAll'],              '16', '16', wikEdText['wikEdFixAll alt'],           'javascript:WikEdEditButton(this, this.id);' ],
        57: ['wikEdFixRegExTypo',     'wikEdButton',          wikEdText['wikEdFixRegExTypo title'],     wikEdImage['fixRegExTypo'],        '16', '16', wikEdText['wikEdFixRegExTypo alt'],     'javascript:WikEdEditButton(this, this.id);' ],

// fix bottom
        58: ['wikEdFixDashes',        'wikEdButton',          wikEdText['wikEdFixDashes title'],        wikEdImage['fixDash'],             '16', '16', wikEdText['wikEdFixDashes alt'],        'javascript:WikEdEditButton(this, this.id);' ],
        59: ['wikEdFixPunct',         'wikEdButton',          wikEdText['wikEdFixPunct title'],         wikEdImage['fixPunct'],            '16', '16', wikEdText['wikEdFixPunct alt'],         'javascript:WikEdEditButton(this, this.id);' ],
        60: ['wikEdFixMath',          'wikEdButton',          wikEdText['wikEdFixMath title'],          wikEdImage['fixMath'],             '16', '16', wikEdText['wikEdFixMath alt'],          'javascript:WikEdEditButton(this, this.id);' ],
        61: ['wikEdFixChem',          'wikEdButton',          wikEdText['wikEdFixChem title'],          wikEdImage['fixChem'],             '16', '16', wikEdText['wikEdFixChem alt'],          'javascript:WikEdEditButton(this, this.id);' ],
        62: ['wikEdFixUnits',         'wikEdButton',          wikEdText['wikEdFixUnits title'],         wikEdImage['fixUnits'],            '16', '16', wikEdText['wikEdFixUnits alt'],         'javascript:WikEdEditButton(this, this.id);' ],

// preview top
        65: ['wikEdClose',            'wikEdButton',          wikEdText['wikEdClose title'],            wikEdImage['close'],               '16', '16', wikEdText['wikEdClose alt'],            'javascript:WikEdButton(this, this.id);' ],
        66: ['wikEdScrollToPreview2', 'wikEdButton',          wikEdText['wikEdScrollToPreview2 title'], wikEdImage['scrollToPreviewDown'], '16', '16', wikEdText['wikEdScrollToPreview2 alt'], 'javascript:WikEdButton(this, this.id);' ],
        67: ['wikEdScrollToEdit2',    'wikEdButton',          wikEdText['wikEdScrollToEdit2 title'],    wikEdImage['scrollToEdit'],        '16', '16', wikEdText['wikEdScrollToEdit2 alt'],    'javascript:WikEdButton(this, this.id);' ],

// preview bottom
        70: ['wikEdClose2',           'wikEdButton',          wikEdText['wikEdClose2 title'],           wikEdImage['close'],               '16', '16', wikEdText['wikEdClose2 alt'],           'javascript:WikEdButton(this, this.id);' ],
        71: ['wikEdScrollToPreview3', 'wikEdButton',          wikEdText['wikEdScrollToPreview3 title'], wikEdImage['scrollToPreview'],     '16', '16', wikEdText['wikEdScrollToPreview3 alt'], 'javascript:WikEdButton(this, this.id);' ],
        72: ['wikEdScrollToEdit3',    'wikEdButton',          wikEdText['wikEdScrollToEdit3 title'],    wikEdImage['scrollToEdit'],        '16', '16', wikEdText['wikEdScrollToEdit3 alt'],    'javascript:WikEdButton(this, this.id);' ],

// jump
        78: ['wikEdDiff',             'wikEdButtonUnchecked', wikEdText['wikEdDiff title'],             wikEdImage['wikEdDiff'],           '16', '16', wikEdText['wikEdDiff alt'],             'javascript:WikEdButton(this, this.id, true);' ],
        74: ['wikEdScrollToEdit4',    'wikEdButtonSolo',      wikEdText['wikEdScrollToEdit4 title'],    wikEdImage['scrollToEditDown'],    '16', '16', wikEdText['wikEdScrollToEdit4 alt'],    'javascript:WikEdButton(this, this.id);' ],

// dummy
        76: ['wikEdDummy',            'wikEdButtonDummy',     '',                                       wikEdImage['dummy'],               '16', '16', '',                                     '' ]
    });
}

// button bars (id, class, button numbers)
var wikEdButtonBar = wikEdButtonBar || [];

// WikedInitButtonBar: define built-in button bars (id outer, class outer, id inner, class inner, height, grip title, button numbers)
function WikedInitButtonBar() {
    WikEdInitObject(wikEdButtonBar, {
        'format':    ['wikEdButtonBarFormat',    'wikEdButtonBarFormat',    'wikEdButtonsFormat',    'wikEdButtonsFormat',    44, wikEdText['wikEdGripFormat title'],  [1,2,3,4,5,6,7,8,9,10,12,13,14,'br',15,16,17,19,20,21,22,23,24,11,25,26,27] ],
        'custom1':   ['wikEdButtonBarCustom1',   'wikEdButtonBarCustom1',   'wikEdButtonsCustom1',   'wikEdButtonsCustom1',   44, wikEdText['wikEdGripCustom1 title'], [ ] ],
        'find':      ['wikEdButtonBarFind',      'wikEdButtonBarFind',      'wikEdButtonsFind',      'wikEdButtonsFind',      44, wikEdText['wikEdGripFind title'],    [39,40,'find',41,76,43,44,'br',46,47,'replace',48,49,50,51] ],
        'fix':       ['wikEdButtonBarFix',       'wikEdButtonBarFix',       'wikEdButtonsFix',       'wikEdButtonsFix',       44, wikEdText['wikEdGripFix title'],     [52,53,54,55,56,57,'br',58,59,60,61,62] ],
        'custom2':   ['wikEdButtonBarCustom2',   'wikEdButtonBarCustom2',   'wikEdButtonsCustom2',   'wikEdButtonsCustom2',   44, wikEdText['wikEdGripCustom2 title'], [ ] ],
        'control':   ['wikEdButtonBarControl',   'wikEdButtonBarControl',   'wikEdButtonsControl',   'wikEdButtonsControl',   44, wikEdText['wikEdGripControl title'], [77,29,30,31,32,'br',33,34,35,75,36,78,37] ],
        'preview':   ['wikEdButtonBarPreview',   'wikEdButtonBarPreview',   'wikEdButtonsPreview',   'wikEdButtonsPreview',    0, null,                                [66,67,65] ],
        'preview2':  ['wikEdButtonBarPreview2',  'wikEdButtonBarPreview2',  'wikEdButtonsPreview2',  'wikEdButtonsPreview2',   0, null,                                [71,72,70] ],
        'jump':      ['wikEdButtonBarJump',      'wikEdButtonBarJump',      'wikEdButtonsJump',      'wikEdButtonsJump',       0, null,                                [74] ]
    });
}

// history length for find, replace, and summary fields
var wikEdHistoryLength = wikEdHistoryLength || [];
wikEdHistoryLength['find'] = 10;
wikEdHistoryLength['replace'] = 10;
wikEdHistoryLength['summary'] = 10;

// presets for combo input fields dropdown options, {wikEdUsing} appends a link to this script
var wikEdComboPresetOptions = wikEdComboPresetOptions || [];
wikEdComboPresetOptions['summary'] = wikEdComboPresetOptions['summary'] || wikEdText['wikEdPresetSummary'];

// text for summary link to this script
var wikEdSummaryUsing = wikEdSummaryUsing || wikEdText['wikEdSummaryUsing'];

// expiration time span for permanent cookies in seconds
var wikEdCookieExpireSec = wikEdCookieExpireSec || (30 * 24 * 60 * 60);

// find ahead as you type checkbox preset
if (typeof(wikEdHighlightSyntaxPreset) == 'undefined') { var wikEdFindAheadSelected = true; }

// highlight syntax preset
var wikEdHighlightSyntaxPreset = wikEdHighlightSyntaxPreset || true;

// enable wikEd preset
if (typeof(wikEdUseWikEdPreset) == 'undefined') { var wikEdUseWikEdPreset = true; }

// add '...using wikEd' to summary preset (set to true by single-session cookie wikEdSummaryUsing)
if (typeof(wikEdUsingPreset) == 'undefined') { var wikEdUsingPreset = false; }

// wikEdDiff preset
if (typeof(wikEdDiffPreset) == 'undefined') { var wikEdDiffPreset = false; }

// fullscreen mode preset
if (typeof(wikEdFullScreenModePreset) == 'undefined') { var wikEdFullScreenModePreset = false; }

// show MediaWiki toolbar preset
if (typeof(wikEdCloseToolbarPreset) == 'undefined') { var wikEdCloseToolbarPreset = false; }

// hide ref tags preset
if (typeof(wikEdRefHidePreset) == 'undefined') { var wikEdRefHidePreset = false; }

// initial text zoom for edit window (percentage)
var wikEdTextZoom = wikEdTextZoom || 100;

// remove invisible syntax highlighting comments after closing tag
if (typeof(wikEdRemoveHighlightComments) == 'undefined') { var wikEdRemoveHighlightComments = true; }

// show the text-to-source button for testing purposes
if (typeof(wikEdShowSourceButton) == 'undefined') { var wikEdShowSourceButton = false; }

// show the using-wiked button
if (typeof(wikEdShowUsingButton) == 'undefined') { var wikEdShowUsingButton = false; }

// the wikEd help page link to be displayed after the editing help link, an empty string disables the link
var wikEdHelpPageLink = wikEdHelpPageLink || wikEdText['wikEdHelpPageLink'];

// display the wikEd button bars on top of the edit box
if (typeof(wikEdButtonsOnTop) == 'undefined') { var wikEdButtonsOnTop = true; }

// enable external diff script
if (typeof(wikEdLoadDiffScript) == 'undefined') { var wikEdLoadDiffScript = true; }

// diff script URL
var wikEdDiffScriptSrc = wikEdDiffScriptSrc || 'http://en.wikipedia.org/w/index.php?title=User:Cacycle/diff.js&action=raw&ctype=text/javascript';

// enable external wikEdDiff script
if (typeof(wikEdLoadDiff) == 'undefined') { var wikEdLoadDiff = true; }

// wikEdDiff script URL, also defined in wikEdDiff.js
var wikEdDiffSrc = wikEdDiffSrc || 'http://en.wikipedia.org/w/index.php?title=User:Cacycle/wikEdDiff.js&action=raw&ctype=text/javascript';

// enable external InstaView script
if (typeof(wikEdLoadInstaView) == 'undefined') { var wikEdLoadInstaView = true; }

// InstaView script URL
var wikEdInstaViewSrc = wikEdInstaViewSrc || 'http://en.wikipedia.org/w/index.php?title=User:Pilaf/include/instaview.js&action=raw&ctype=text/javascript';

// enable external RegExTypoFix script
if (typeof(wikEdLoadRegExTypoFix) == 'undefined') { var wikEdLoadRegExTypoFix = false; }

// RegExTypoFix script URL
var wikEdRegExTypoFixSrc = wikEdRegExTypoFixSrc || 'http://en.wikipedia.org/w/index.php?title=User:Cacycle/wikEdTypoFix.js&action=raw&ctype=text/javascript';

// enable RegExTypoFix (http://en.wikipedia.org/wiki/User:Mboverload/RegExTypoFix), needs User:Cacycle/wikEdTypoFix.js or translation
if (typeof(wikEdRegExTypoFix) == 'undefined') { var wikEdRegExTypoFix = true; }

// enable highlighting as links
if (typeof(wikEdFollowHighlightedLinks) == 'undefined') { var wikEdFollowHighlightedLinks = false; }

// skip the browser detection to run wikEd under IE and Opera
if (typeof(wikEdSkipBrowserTest) == 'undefined') { var wikEdSkipBrowserTest = false; }

// set the button bar grip width in px
var wikEdButtonBarGripWidth = wikEdButtonBarGripWidth || 8;

// enable local preview (Pilaf's InstaView)
if (typeof(wikEdUseLocalPreview) == 'undefined') { var wikEdUseLocalPreview = true; }

// allow ajax requests from local copy for testing, also defined in wikEdDiff.js
if (typeof(wikEdAllowLocalAjax) == 'undefined') { var wikEdAllowLocalAjax = false; }

// enable server preview (Ajax)
if (typeof(wikEdUseAjaxPreview) == 'undefined') { var wikEdUseAjaxPreview = true; }

// enable auto update (Ajax)
if (typeof(wikEdAutoUpdate) == 'undefined') { var wikEdAutoUpdate = true; }

// hours between update check
var wikEdAutoUpdateHours = wikEdAutoUpdateHours || 20;

// auto update version url (ajax)
var wikEdAutoUpdateUrl = wikEdAutoUpdateUrl || 'http://en.wikipedia.org/w/index.php?title=User:Cacycle/wikEd_current_version&action=raw&maxage=0';

// show complete unshortened article text for local diff, also defined in wikEdDiff.js
if (typeof(wikEdFullDiff) == 'undefined') { var wikEdFullDiff = false; }

// make links ctrl-clickable
if (typeof(wikEdFollowLinks) == 'undefined') { var wikEdFollowLinks = true; }

// correct tab order between check boxes and submit buttons
if (typeof(wikEdSubmitTabOrder) == 'undefined') { var wikEdSubmitTabOrder = false; }

//
// end of user configurable variables
//


// global variables

var wikEdLoaded;
var wikEdDisabled = false;

// history
var wikEdFieldHist = [];
var wikEdCookieName = [];
var wikEdInputElement = [];
var wikEdSelectElement = [];

var wikEdCheckMarker = [];
wikEdCheckMarker[true] = '\u2022';
wikEdCheckMarker[false] = '\u22c5';

// cache the parsed DOM object
var wikEdFrameDOMCache;

// undo all, redo all
var wikEdOrigVersion = '';
var wikEdLastVersion;

// global dom elements
var wikEdLogo;
var wikEdLogoList;

var wikEdTextarea;
var wikEdFrame;
var wikEdFrameBody;
var wikEdFrameDocument;
var wikEdFrameWindow;

var wikEdInputWrapper;
var wikEdToolbarWrapper;
var wikEdTextareaWrapper;
var wikEdFrameWrapper;
var wikEdConsoleWrapper;
var wikEdButtonsWrapper;
var wikEdSummaryWrapper;
var wikEdSummaryInputWrapper;
var wikEdSummaryOptions;
var wikEdSubmitWrapper;
var wikEdSubmitButtonsWrapper;
var wikEdLocalPrevWrapper;
var wikEdInsertWrapper;

var wikEdButtonBarFormat;
var wikEdButtonBarCustom1;
var wikEdButtonBarFind;
var wikEdButtonBarFix;
var wikEdButtonBarCustom2;
var wikEdButtonBarControl;
var wikEdButtonBarPreview;
var wikEdButtonBarPreview2;
var wikEdButtonBarJump;
var wikEdPreviewBox;
var wikEdClearSummary;
var wikEdClearSummaryImg;

var wikEdCaseSensitive;
var wikEdRegExp;
var wikEdFindAhead;

var wikEdFindText;
var wikEdReplaceText;
var wikEdSummaryText;
var wikEdSummarySelect;

var wikEdEditOptions;
var wikEdEditHelp;

var wikEdSaveButton;
var wikEdPreviewButton;
var wikEdLDiffButton;
var wikEdLocalPreview;
var wikEdLocalDiff;
var wikEdDiffPreviewButton;
var wikEdSummaryLabel;

// various
var wikEdTextareaHeight;
var wikEdClearSummaryWidth;
var wikEdFullScreenMode = false;
var wikeEdInsertTagsOriginal;
var wikEdAddNewSection;
var wikEdBrowserNotSupported
var wikEdFrameScrollTop;

// wikEd settings
var wikEdRefHide;
var wikEdUsing;
var wikEdUseWikEd;
var wikEdCloseToolbar;
var wikEdHighlightSyntax;
var wikEdDiff;

// unicode fixing
var wikEdControlCharsStr = '';
var wikEdSupportedChars;
var wikEdSpecialChars;
var wikEdProblemChars;
var wikEdControlChars;
var wikEdStrangeSpaces;

// debugging time measurement, usage: wikEdDebugTimer.push([1234, new Date]); WikEdDebugTimer();
var wikEdDebugTimer = [];

// MediaWiki file paths for use in regexps
var wikEdServer = '';
var wikEdArticlePath = '';
var wikEdScriptPath = '';
var wikEdArticlePrefix = '';

// hash of loaded scripts, also defined in wikEdDiff.js
var wikEdExternalScripts = wikEdExternalScripts || [];

// check for updates
WikEdAutoUpdate();

// call the setup routine
if (typeof(addOnloadHook) == 'function') {
    addOnloadHook(WikEdSetup);
}
else {
    window.onload = WikEdSetup;
}


//
// WikEdInitObject: initialize object, keep pre-defined values
//

function WikEdInitObject(array, preset) {

    for (var key in preset) {
        if (array[key] == null) {
            array[key] = preset[key];
        }
    }
    return;
}


//
// WikEdInitImage: initialize images, keep pre-defined values
//

function WikEdInitImage(array, preset) {

    for (var key in preset) {
        if (array[key] == null) {

// remove MediaWiki path prefixes and add local path
            if (wikEdUseLocalImages == true) {
                array[key] = wikEdImagePathLocal + preset[key].replace(/^[0-9a-f]+\/[0-9a-f]+\//, '');
            }

// add path
            else {
                array[key] = wikEdImagePath + preset[key];
            }
        }
    }
    return;
}


//
// WikEdSetup: setup routine, called on page load
//

function WikEdSetup(scrollToText) {

// initialize texts and images (needed here for logo)
    WikedInitText();
    WikedInitImage();

// add image path to image filename
    if (wikEdLogo == null) {

// insert logo into personal toolbar
        wikEdLogo = document.createElement('img');
        wikEdLogo.id = 'wikEdLogoImg';
        wikEdLogo.onclick = WikEdMainSwitch;

        wikEdLogoList = document.createElement('li');
        wikEdLogoList.id = 'wikEdLogoList';
        wikEdLogoList.appendChild(wikEdLogo);

        var personalTools = document.getElementById('p-personal');
        if (personalTools != null) {
            personalTools.getElementsByTagName('ul')[0].appendChild(wikEdLogoList);
        }
    }

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

// load the external diff script
    var head =    document.getElementsByTagName('head')[0];
    if ( (wikEdLoadDiffScript == true) && (wikEdExternalScripts['diff.js'] == null) ) {
        var script = document.createElement('script');
        script.type = 'text/javascript';
        script.src  = wikEdDiffScriptSrc;
        head.appendChild(script);
        wikEdExternalScripts['diff.js'] = true;
    }

// load the external wikEdDiff script
    if ( (wikEdLoadDiff == true) && (wikEdExternalScripts['wikEdDiff.js'] == null) ) {
        var script = document.createElement('script');
        script.type = 'text/javascript';
        script.src  = wikEdDiffSrc;
        head.appendChild(script);
        wikEdExternalScripts['wikEdDiff.js'] = true;
    }

// check if disabled
    var cookie = WikEdGetCookie('wikEdDisabled');
    if (cookie != '') {
        wikEdDisabled = true;
        wikEdUseWikEd = false;
        WikEdSetLogo();
        return;
    }

// check if setup was already run
    if (wikEdLoaded == true) {
        return;
    }

// set error logo
    WikEdSetLogo('error');

// at the moment this works only for Mozilla browsers (Mozilla, Mozilla Firefox, Mozilla SeaMonkey)
    if (wikEdSkipBrowserTest != true) {

// no id no wikEd
        if (navigator.appName == null) {
            wikEdBrowserNotSupported = true;
        }
        else {

// check if it is a Netscape descendant
            var origin = navigator.appName.match(/Netscape/i);
            if ( (origin == null) || (origin == '') ) {
                wikEdBrowserNotSupported = true;
            }

// check the generation
            var generation = navigator.appVersion.match(/\d+(\.\d+)/);
            if ( (generation == null) || (generation[0] < 5.0) ) {
                wikEdBrowserNotSupported = true;
            }

// check if it is a Gecko browser
            var geckoDate = navigator.userAgent.match(/\bGecko\/(\d+)/i);
            if (geckoDate != null) {
                if ( (geckoDate[1] != '') && (geckoDate[1] < 20050000) ) {
                    wikEdBrowserNotSupported = true;
                }
            }

// check browser and version
            var agent = navigator.userAgent.match(/(Firefox|Netscape|SeaMonkey)\/(\d+\.\d+)/i);
            if (agent != null) {
                var browser = agent[1];
                var version = agent[2];
                if (
                    (browser == 'Firefox') && (version < 1.5) ||
                    (browser == 'Netscape') && (version < 8.0) ||
                    (browser == 'SeaMonkey') && (version < 1.0)
                ) {
                    wikEdBrowserNotSupported = true;
                }
            }
        }

// browser not supported, set error message
        if (wikEdBrowserNotSupported == true) {
            WikEdSetLogo('browser');
            return;
        }
    }

// check if this is an edit page
    wikEdTextarea = document.getElementsByName('wpTextbox1')[0];
    var wpEditform = document.getElementById('editform');
    wikEdSaveButton = document.getElementById('wpSave');
    if ( (wikEdTextarea == null) || (wpEditform == null) || (wikEdSaveButton == null) ) {

// reset error indicator
        WikEdSetLogo();
        return;
    }

// initialize frame css, main css, buttons, and button bars
    WikedInitFrameCSS();
    WikedInitMainCSS();
    WikedInitButton();
    WikedInitButtonBar();

// define Unicode characters for fixing function
    WikEdInitUnicode();

// detect if we add a new section (+ tab)
    if (/(\?|&)section=new\b/.test(window.location.search) == true) {
        wikEdAddNewSection = true;
    }

// load the external InstaView script
    if ( (wikEdLoadInstaView == true) && (wikEdExternalScripts['instaview.js'] == null) ) {
        var script = document.createElement('script');
        script.type = 'text/javascript';
        script.src  = wikEdInstaViewSrc;
        head.appendChild(script);
        wikEdExternalScripts['instaview.js'] = true;
    }
    else if (wikEdLoadInstaView != true) {
        wikEdUseLocalPreview = false;
    }

// load the external RegExTypoFix script
    if ( (wikEdLoadRegExTypoFix == true) && (wikEdExternalScripts['RegExTypoFix.js'] == null) ) {
        var script = document.createElement('script');
        script.type = 'text/javascript';
        script.src  = wikEdRegExTypoFixSrc;
        head.appendChild(script);
        wikEdExternalScripts['RegExTypoFix.js'] = true;
    }
    else if (wikEdLoadRegExTypoFix != true) {
        wikEdRegExTypoFix = false;
    }

// get initial textarea height
    wikEdTextareaHeight = wikEdTextarea.offsetHeight;

// setup the undo buffers and save the original text for local changes view
    wikEdOrigVersion = wikEdTextarea.value;

// add stylesheet definitions
    var mainStyle = new WikEdStyleSheet();
    var rules = '';
    for (var ruleName in wikEdMainCSS) {
        var ruleStyle = wikEdMainCSS[ruleName];
        ruleStyle = ruleStyle.replace(/\{wikEdGrip\}/g, wikEdImage['grip']);
        rules += ruleName + ' {' + ruleStyle + '}\n';
    }
    mainStyle.addRules(rules);

// get button settings from cookies
    wikEdUsing = WikEdGetCookieSetting('wikEdSummaryUsing', wikEdUsingPreset);
    wikEdUseWikEd = WikEdGetCookieSetting('wikEdUseClassic', wikEdUseWikEdPreset);
    wikEdHighlightSyntax = WikEdGetCookieSetting('wikEdSyntaxOff', wikEdHighlightSyntaxPreset);
    wikEdFullScreenMode = WikEdGetCookieSetting('wikEdFullscreen', wikEdFullScreenModePreset);
    wikEdCloseToolbar = WikEdGetCookieSetting('wikEdCloseToolbar', wikEdCloseToolbarPreset);
    wikEdRefHide = WikEdGetCookieSetting('wikEdRefHide', wikEdRefHidePreset);
    wikEdDiff = WikEdGetCookieSetting('wikEdDiff', wikEdDiffPreset);

// no fullscreen for preview pages
    if (window.location.search.match(/(\?|&)action=submit\b/) != null) {
        wikEdFullScreenMode = false;
    }

// disable wikEd for js pages
    if ( (typeof(wgTitle) == 'string') && (typeof(wgCanonicalNamespace) == 'string') ) {
        if (/\.js$/.test(wgTitle) == true) {
            if ( (wgCanonicalNamespace != 'User_talk') && (wgCanonicalNamespace != 'Talk') ) {
                if (wikEdOrigVersion.length > 20000) {
                    wikEdUseWikEd = false;
                }
                else {
                    wikEdHighlightSyntax = false;
                }
            }
        }
    }

// preset frame related styles to avoid browser crashes
    var styleFrameBody;
    var styleFrameWrapperPosition;
    var styleFrameWrapperVisibility;
    var styleTextareaWrapperPosition;
    var styleTextareaWrapperVisibility;
    if (wikEdUseWikEd == true) {
        styleFrameBody = 'style="display: block;" ';
        styleFrameWrapperPosition = 'static';
        styleFrameWrapperVisibility = 'visible';
        styleTextareaWrapperPosition = 'absolute';
        styleTextareaWrapperVisibility = 'hidden';
    }
    else {
        styleFrameBody = 'style="display: none;" ';
        styleFrameWrapperPosition = 'absolute';
        styleFrameWrapperVisibility = 'hidden';
        styleTextareaWrapperPosition = 'static';
        styleTextareaWrapperVisibility = 'visible';
    }
    var wikEdInputWrapperClass;
    if (wikEdFullScreenMode == true) {
        wikEdInputWrapperClass = 'wikEdInputWrapperFull';
    }
    else {
        wikEdInputWrapperClass = 'wikEdInputWrapper';
    }

// create wikEd element wrappers

// create input wrapper, this contains the whole fullscreen content
    wikEdInputWrapper = document.createElement('div');
    wikEdInputWrapper.id = 'wikEdInputWrapper';
    wikEdInputWrapper.className = wikEdInputWrapperClass;
    wikEdTextarea.parentNode.insertBefore(wikEdInputWrapper, wikEdTextarea);

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

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

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

// create console wrapper for buttons, summary, and submit
    wikEdConsoleWrapper = document.createElement('div');
    wikEdConsoleWrapper.id = 'wikEdConsoleWrapper';
    wikEdConsoleWrapper.className = 'wikEdConsoleWrapper';
    wikEdInputWrapper.appendChild(wikEdConsoleWrapper);

// create buttons wrapper for wikEd buttons
    wikEdButtonsWrapper = document.createElement('div');
    wikEdButtonsWrapper.id = 'wikEdButtonsWrapper';
    wikEdButtonsWrapper.className = 'wikEdButtonsWrapper';
    if (wikEdButtonsOnTop == true) {
        wikEdInputWrapper.insertBefore(wikEdButtonsWrapper, wikEdTextareaWrapper);
    }
    else {
        wikEdConsoleWrapper.appendChild(wikEdButtonsWrapper);
    }

// create summary wrapper for summary, minor edit, and watch this page
    wikEdSummaryWrapper = document.createElement('div');
    wikEdSummaryWrapper.id = 'wikEdSummaryWrapper';

// add summary above the edit field if we add a new section (+ tab)
    if (wikEdAddNewSection == true) {
        wikEdSummaryWrapper.className = 'wikEdSummaryWrapperTop';
        wikEdInputWrapper.insertBefore(wikEdSummaryWrapper, wikEdFrameWrapper);
    }
    else {
    wikEdSummaryWrapper.className = 'wikEdSummaryWrapper';
        wikEdConsoleWrapper.appendChild(wikEdSummaryWrapper);
    }

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

// create minor edit and watch page wrapper
    wikEdSummaryOptions = document.createElement('div');
    wikEdSummaryOptions.id = 'wikEdSummaryOptions';
    wikEdSummaryOptions.className = 'wikEdSummaryOptions';
    wikEdSummaryWrapper.appendChild(wikEdSummaryOptions);

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

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

// create preview wrapper for preview and diff box
    wikEdLocalPrevWrapper = document.createElement('div');
    wikEdLocalPrevWrapper.id = 'wikEdLocalPrevWrapper';
    wikEdLocalPrevWrapper.className = 'wikEdLocalPrevWrapper';
    wikEdLocalPrevWrapper.style.display = 'none';
    wikEdInputWrapper.appendChild(wikEdLocalPrevWrapper);

// create insert wrapper for insert special chars links
    wikEdInsertWrapper = document.createElement('div');
    wikEdInsertWrapper.id = 'wikEdInsertWrapper';
    wikEdInsertWrapper.className = 'wikEdInsertWrapper';
    wikEdInputWrapper.appendChild(wikEdInsertWrapper);

// append input wrapper to document
    wpEditform.insertBefore(wikEdInputWrapper, wpEditform.firstChild);

// fill the wrappers

// wikEdDiff enhanced ajax diff
    if (typeof(wikEdDiffTable) == 'object') {
        if ( (wikEdDiffTable != null) && (wikEdDiff == true) ) {
            if (typeof(WikEdDiff) == 'function') {
                WikEdDiff();
            }
        }
    }

// add toolbar to toolbar wrapper
    var wpToolbar = document.getElementById('toolbar');
    if (wikEdCloseToolbar == true) {
        wikEdToolbarWrapper.style.display = 'none';
    }
    else {
        wikEdToolbarWrapper.style.display = 'block';
    }
    if (wpToolbar != null) {
        wikEdToolbarWrapper.appendChild(wpToolbar);
    }

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

    wikEdEditOptions = document.getElementsByName('wpSummary')[0].parentNode;
    wikEdEditOptions.className = 'wikEdEditOptions';

// add summary elements to summary input wrapper
    wikEdSummaryLabel = document.getElementById('wpSummaryLabel');
    if (wikEdSummaryLabel != null) {
        wikEdSummaryInputWrapper.appendChild(wikEdSummaryLabel);
    }

    wikEdSummaryText = document.getElementsByName('wpSummary')[0];
    wikEdSummaryInputWrapper.appendChild(wikEdSummaryText);

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

// add submit buttons to submit wrapper
    var wpEditButtons = wikEdSaveButton.parentNode;
    wikEdSubmitWrapper.insertBefore(wpEditButtons, wikEdSubmitButtonsWrapper);

// move edit options after submit buttons; crashes Mozilla when appended after filling the iframe
    var previewButton = document.getElementById('wpDiff');
    previewButton.parentNode.insertBefore(wikEdEditOptions, previewButton.nextSibling);

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

// correct tab order between check boxes and submits
    wikEdPreviewButton = document.getElementById('wpPreview');
    wikEdDiffPreviewButton = document.getElementById('wpDiff');
    if (wikEdSubmitTabOrder == true) {
        var wpMinoredit = document.getElementById('wpMinoredit');
        var wpWatchthis = document.getElementById('wpWatchthis');
        if ( (wpMinoredit != null) && (wpWatchthis != null) ) {
            var tabIndex = [];
            tabIndex.push(wpMinoredit.tabIndex, wpWatchthis.tabIndex, wikEdSaveButton.tabIndex, wikEdPreviewButton.tabIndex, wikEdDiffPreviewButton.tabIndex);
            wikEdSaveButton.tabIndex = tabIndex.shift();
            wikEdPreviewButton.tabIndex = tabIndex.shift();
            wikEdDiffPreviewButton.tabIndex = tabIndex.shift();
            wpMinoredit.tabIndex = tabIndex.shift();
            wpWatchthis.tabIndex = tabIndex.shift();
        }
    }

// add textarea to textarea wrapper
    wikEdTextareaWrapper.appendChild(wikEdTextarea);

// add edit-frame to frame wrapper
// any DOM changes to a starting iframe in designmode may crash mozilla, including DOM move, display: none; and position: absolute;

// create the iframe
    var html = '';
    html += '<div id="wikEdFrameOuter" class="wikEdFrameOuter">';
    html += '<div id="wikEdFrameInner" class="wikEdFrameInner">';
    html += '<iframe id="wikEdFrame" class="wikEdFrame" name="wikEdFrame" style="height: ' + wikEdTextareaHeight + 'px;"></iframe>';
    html += '</div>';
    html += '</div>';
    wikEdFrameWrapper.innerHTML = html;
    wikEdInputWrapper.insertBefore(wikEdTextareaWrapper, wikEdFrameWrapper);

// fill the frame with content
    html = '';
    html += '<html><head></head>';
    html += '<body id="wikEdFrameBody" class="wikedFrameBody"' + styleFrameBody + 'onload="window.document.designMode = \'on\'; window.document.execCommand(\'styleWithCSS\', false, false);">';
    html += '</body></html>';

    wikEdFrame = document.getElementById('wikEdFrame');
    wikEdFrameWindow = wikEdFrame.contentWindow;
    wikEdFrameDocument = wikEdFrameWindow.document;
    wikEdFrameDocument.open();
    wikEdFrameDocument.write(html);
    wikEdFrameDocument.close();
    wikEdFrameBody = wikEdFrameDocument.body;

// generate button bars and add them to the buttons wrapper
// form wrapper has been added against summary input submit defaulting to this button
    wikEdButtonBarFormat = MakeButtonBar(wikEdButtonBar['format']);
    wikEdButtonsWrapper.appendChild(wikEdButtonBarFormat);

    wikEdButtonBarControl = MakeButtonBar(wikEdButtonBar['control']);
    wikEdButtonsWrapper.appendChild(wikEdButtonBarControl);

    if (wikEdButtonBar['custom1'][6].length > 0) {
        wikEdButtonBarCustom1 = MakeButtonBar(wikEdButtonBar['custom1']);
        wikEdButtonsWrapper.appendChild(wikEdButtonBarCustom1);
    }

    wikEdButtonBarFind = MakeButtonBar(wikEdButtonBar['find']);
    wikEdButtonsWrapper.appendChild(wikEdButtonBarFind);

    wikEdButtonBarFix = MakeButtonBar(wikEdButtonBar['fix']);
    wikEdButtonsWrapper.appendChild(wikEdButtonBarFix);

    if (wikEdButtonBar['custom2'][6].length > 0) {
        wikEdButtonBarCustom2 = MakeButtonBar(wikEdButtonBar['custom2']);
        wikEdButtonsWrapper.appendChild(wikEdButtonBarCustom2);
    }

    var br = document.createElement('br');
    br.style.clear = 'both';
    wikEdButtonsWrapper.appendChild(br);

    wikEdCaseSensitive = document.getElementById('wikEdCaseSensitive');
    wikEdRegExp = document.getElementById('wikEdRegExp');
    wikEdFindAhead = document.getElementById('wikEdFindAhead');
    wikEdFindText = document.getElementById('wikEdFindText');
    wikEdReplaceText = document.getElementById('wikEdReplaceText');

// add preview box top bar to submit wrapper
    wikEdButtonBarPreview = MakeButtonBar(wikEdButtonBar['preview']);
    wikEdSubmitWrapper.insertBefore(wikEdButtonBarPreview, wikEdSubmitWrapper.firstChild);

// add preview box and its bottom bar to preview wrapper
    var div = document.createElement('div');
    div.id = 'wikEdPreviewBoxOuter';
    div.className = 'wikEdPreviewBoxOuter';
    wikEdLocalPrevWrapper.appendChild(div);

    wikEdPreviewBox = document.createElement('div');
    wikEdPreviewBox.id = 'wikEdPreviewBox';
    wikEdPreviewBox.className = 'wikEdPreviewBox';
    div.appendChild(wikEdPreviewBox);

    wikEdButtonBarPreview2 = MakeButtonBar(wikEdButtonBar['preview2']);
    wikEdLocalPrevWrapper.appendChild(wikEdButtonBarPreview2);

// add jump box to standard preview
    var wikiPreview = document.getElementById('wikiPreview');
    if (wikiPreview != null) {
        if (wikiPreview.firstChild != null) {
            wikEdButtonBarJump = MakeButtonBar(wikEdButtonBar['jump']);
            wikiPreview.insertBefore(wikEdButtonBarJump, wikiPreview.firstChild);
        }
    }

// add insert special chars to insert wrapper
    var wpSpecialchars = document.getElementById('editpage-specialchars');
    if (wpSpecialchars != null) {
        wikEdInsertWrapper.appendChild(wpSpecialchars);
    }

// wrappers filled

// add local preview button next to submit button
    wikEdLocalPreview = document.createElement('button');
    wikEdLocalPreview.id = 'wikEdLocalPreview';
    wikEdLocalPreview.title = wikEdText['wikEdLocalPreview title'];
    wikEdLocalPreview.className = 'wikEdLocalPreview';

    var localPreviewImg = document.createElement('img');
    localPreviewImg.id = 'wikEdLocalPreviewImg';
    localPreviewImg.src = wikEdImage['preview'];
    localPreviewImg.alt = wikEdText['wikEdLocalPreviewImg alt'];
    localPreviewImg.title = wikEdText['wikEdLocalPreviewImg title'];

    wikEdLocalPreview.appendChild(localPreviewImg);
    wikEdPreviewButton.parentNode.insertBefore(wikEdLocalPreview, wikEdPreviewButton.nextSibling);

// add local diff button next to submit button
    wikEdLocalDiff = document.createElement('button');
    wikEdLocalDiff.id = 'wikEdLocalDiff';
    wikEdLocalDiff.title = wikEdText['wikEdLocalDiff title'];
    wikEdLocalDiff.className = 'wikEdLocalDiff';

    var localDiffImg = document.createElement('img');
    localDiffImg.id = 'wikEdLocalDiffImg';
    localDiffImg.src = wikEdImage['diff'];
    localDiffImg.alt = wikEdText['wikEdLocalDiffImg alt'];
    localDiffImg.title = wikEdText['wikEdLocalDiffImg title'];

    wikEdLocalDiff.appendChild(localDiffImg);
    wikEdDiffPreviewButton.parentNode.insertBefore(wikEdLocalDiff, wikEdDiffPreviewButton.nextSibling);

// initialize image buttons
    WikEdButton(document.getElementById('wikEdDiff'),            'wikEdDiff', null, wikEdDiff);
    WikEdButton(document.getElementById('wikEdRefHide'),         'wikEdRefHide', null, wikEdRefHide);
    WikEdButton(document.getElementById('wikEdHighlightSyntax'), 'wikEdHighlightSyntax', null, wikEdHighlightSyntax);
    WikEdButton(document.getElementById('wikEdUseWikEd'),        'wikEdUseWikEd', null, wikEdUseWikEd);
    WikEdButton(document.getElementById('wikEdCloseToolbar'),    'wikEdCloseToolbar', null, wikEdCloseToolbar);
    WikEdButton(document.getElementById('wikEdFullScreen'),      'wikEdFullScreen', null, wikEdFullScreenMode);
    WikEdButton(document.getElementById('wikEdUsing'),           'wikEdUsing', null, wikEdUsing);
    WikEdButton(document.getElementById('wikEdCaseSensitive'),   'wikEdCaseSensitive', null, false);
    WikEdButton(document.getElementById('wikEdRegExp'),          'wikEdRegExp', null, false);
    WikEdButton(document.getElementById('wikEdFindAhead'),       'wikEdFindAhead', null, wikEdFindAheadSelected);
    WikEdButton(document.getElementById('wikEdClose'),           'wikEdClose', null, false, 'wikEdButton');
    WikEdButton(document.getElementById('wikEdClose2'),          'wikEdClose2', null, false, 'wikEdButton');

    if (wikEdRegExTypoFix == false) {
        document.getElementById('wikEdFixRegExTypo').style.display = 'none';
    }

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

    wikEdClearSummary = document.createElement('button');
    wikEdClearSummary.id = 'wikEdClearSummary';
    wikEdClearSummary.className = 'wikEdClearSummary';
    wikEdClearSummary.alt = wikEdText['wikEdClearSummary alt'];
    wikEdClearSummary.title = wikEdText['wikEdClearSummary title'];
    wikEdClearSummary.style.height = (wikEdSummaryText.clientHeight + 1) +'px';
    clearSummaryForm.appendChild(wikEdClearSummary);

    wikEdClearSummaryImg = document.createElement('img');
    wikEdClearSummaryImg.id = 'wikEdClearSummaryImg';
    wikEdClearSummaryImg.src = wikEdImage['clearSummary'];
    wikEdClearSummaryImg.alt = 'Clear summary';
    wikEdClearSummary.appendChild(wikEdClearSummaryImg);

// remember button width, might be without image
    wikEdClearSummaryWidth = wikEdClearSummary.offsetWidth;

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

    wikEdSummaryText = wikEdSummaryText.parentNode.removeChild(wikEdSummaryText);
    wikEdSummaryText.className = 'wikEdSummaryText';
    var wikEdSummaryTextWidth = wikEdSummaryWrapper.offsetWidth - wikEdSummaryInputWrapper.offsetWidth;
    if (wikEdSummaryTextWidth < 150) {
        wikEdSummaryTextWidth = 150;
    }
    wikEdSummaryText.style.width = wikEdSummaryTextWidth + 'px';

    wikEdSummarySelect = document.createElement('select');
    wikEdSummarySelect.id = 'wikEdSummarySelect';
    wikEdSummarySelect.className = 'wikEdSummarySelect';
    wikEdSummarySelect.onchange = function() {
        WikEdChangeComboInput('summary');
    }
    wikEdSummarySelect.onfocus = function() {
        WikEdSetComboOptions('summary');
    }

    summaryComboInput.appendChild(wikEdSummaryText);
    summaryComboInput.appendChild(wikEdSummarySelect);

// shorten submit button texts
    wikEdPreviewButton.value = wikEdText['shortenedPreview'];
    wikEdDiffPreviewButton.value = wikEdText['shortenedChanges'];

// set up combo input boxes with history
    wikEdFieldHist ['find'] = [];
    wikEdCookieName['find'] = 'wikEdFindHistory';
    wikEdInputElement['find'] = new Object(wikEdFindText);
    wikEdSelectElement['find'] = new Object(document.getElementById('wikEdFindSelect'));
    wikEdSelectElement['find'].style.height = (wikEdInputElement['find'].clientHeight + 1) +'px';
    wikEdSelectElement['find'].title = wikEdText['wikEdFindSelect title'];

    wikEdFieldHist ['replace'] = [];
    wikEdCookieName['replace'] = 'wikEdReplaceHistory';
    wikEdInputElement['replace'] = new Object(wikEdReplaceText);
    wikEdSelectElement['replace'] = new Object(document.getElementById('wikEdReplaceSelect'));
    wikEdSelectElement['replace'].style.height = (wikEdInputElement['replace'].clientHeight + 1) +'px';
    wikEdSelectElement['replace'].title = wikEdText['wikEdReplaceSelect title'];

    wikEdFieldHist ['summary'] = [];
    wikEdCookieName['summary'] = 'wikEdSummaryHistory';
    wikEdInputElement['summary'] = new Object(wikEdSummaryText);
    wikEdSelectElement['summary'] = new Object(document.getElementById('wikEdSummarySelect'));
    wikEdSelectElement['summary'].style.height = (wikEdInputElement['summary'].clientHeight + 1) +'px';
    wikEdSelectElement['summary'].title = wikEdText['wikEdSummarySelect title'];

// adjust the select field widths to that of the text input fields
    WikEdResizeComboInput('find');
    WikEdResizeComboInput('replace');
    WikEdResizeComboInput('summary');

// hide the button bars per cookie setting
    WikEdButtonBarInit(wikEdButtonBarFormat);
    WikEdButtonBarInit(wikEdButtonBarControl);
    if (wikEdButtonBarCustom1 != null) {
        WikEdButtonBarInit(wikEdButtonBarCustom1);
    }
    WikEdButtonBarInit(wikEdButtonBarFind);
    WikEdButtonBarInit(wikEdButtonBarFix);
    if (wikEdButtonBarCustom2 != null) {
        WikEdButtonBarInit(wikEdButtonBarCustom2);
    }

// display only the textarea or the iframe, dont change the frame
    if (wikEdUseWikEd == true) {
        WikEdSetEditArea(true, true);
    }
    else {
        WikEdSetEditArea(false, true);
    }

// add a link to the wikEd help page
    if ( (wikEdHelpPageLink != '') && (wikEdHelpPageLink != null) ) {
        var editHelpParent = previewButton;
        do {
            editHelpParent = editHelpParent.nextSibling;
        } while (editHelpParent.tagName != 'SPAN');

        var editHelp = editHelpParent.lastChild;
        while (editHelp.tagName != 'A') {
            editHelp = editHelp.previousSibling;
        }

        wikEdHelpSpan = document.createElement('span');
        wikEdHelpSpan.id = 'wikEdHelpSpan';
        wikEdHelpSpan.className = 'wikEdHelpSpan';
        wikEdHelpSpan.innerHTML = wikEdHelpPageLink;
        editHelpParent.insertBefore(wikEdHelpSpan, editHelp.nextSibling);

        wikEdEditHelp = wikEdHelpSpan.parentNode;
        wikEdEditHelp.id = 'wikEdEditHelp';
        wikEdEditHelp.className = 'wikEdEditHelp';
    }

// add frame stylesheet definition
    wikEdFrameBody.style.fontSize = parseInt(wikEdTextZoom) + '%;';
    var frameStyle = new WikEdStyleSheet(wikEdFrameDocument);
    var rules = '';
    for (var ruleName in wikEdFrameCSS) {
        var ruleStyle = wikEdFrameCSS[ruleName];
        ruleStyle = ruleStyle.replace(/\{wikEdUnknown\}/g, wikEdImage['unknown']);
        ruleStyle = ruleStyle.replace(/\{wikEdTab\}/g, wikEdImage['tab']);
        ruleStyle = ruleStyle.replace(/\{wikEdCtrl\}/g, wikEdImage['ctrl']);
        ruleStyle = ruleStyle.replace(/\{wikEdBlank\}/g, wikEdImage['blank']);
        ruleStyle = ruleStyle.replace(/\{wikEdGrip\}/g, wikEdImage['grip']);
        rules += ruleName + ' {' + ruleStyle + '}\n';
    }
    frameStyle.addRules(rules);

// copy the textarea content to the iframe
    if (wikEdUseWikEd == true) {
        WikEdUpdateFrame();
    }

// set the summary shrinking event after loading the 'Clear summary' image handler
    wikEdClearSummaryImg.addEventListener('load', WikEdShrinkSummaryHandler, true);

// set the summary resize event for window resizing
    window.addEventListener('resize', WikEdResizeSummaryHandler, true);

// set frame events
    wikEdFrameDocument.addEventListener('keydown', WikEdKeyFrame, true);
    wikEdFrameDocument.addEventListener('keyup', WikEdKeyFrame, true);
    wikEdFrameDocument.addEventListener('keypress', WikEdKeyFrame, true);
    wikEdFrameDocument.addEventListener('mouseup', WikEdKeyFrame, true);

// set find ahead events
    wikEdFindText.addEventListener('keyup', WikEdFindAhead, true);

// set submit button events
    wikEdSaveButton.addEventListener('click', WikEdSaveButtonHandler, true);
    wikEdPreviewButton.addEventListener('click', WikEdPreviewButtonHandler, true);
    wikEdDiffPreviewButton.addEventListener('click', wikEdDiffPreviewButtonHandler, true);
    wikEdLocalPreview.addEventListener('click', WikEdLocalPreviewHandler, true);
    wikEdLocalDiff.addEventListener('click', WikEdLocalDiffHandler, true);

// set button bar grip area events
    wikEdButtonBarFormat.firstChild.firstChild.addEventListener('click', WikEdButtonBarGripHandler, false);
    wikEdButtonBarControl.firstChild.firstChild.addEventListener('click', WikEdButtonBarGripHandler, false);
    if (wikEdButtonBarCustom1 != null) {
        if (wikEdButtonBarCustom1.firstChild.firstChild != null) {
            wikEdButtonBarCustom1.firstChild.firstChild.addEventListener('click', WikEdButtonBarGripHandler, false);
        }
    }
    wikEdButtonBarFind.firstChild.firstChild.addEventListener('click', WikEdButtonBarGripHandler, false);
    wikEdButtonBarFix.firstChild.firstChild.addEventListener('click', WikEdButtonBarGripHandler, false);
    if (wikEdButtonBarCustom2 != null) {
        if (wikEdButtonBarCustom2.firstChild.firstChild != null) {
            wikEdButtonBarCustom2.firstChild.firstChild.addEventListener('click', WikEdButtonBarGripHandler, false);
        }
    }

// set the clear summary onclick handler
    wikEdClearSummary.addEventListener('click', WikEdClearSummaryHandler, true);

// select the text on focus for find and replace fields
    wikEdFindText.addEventListener('focus', WikEdFindReplaceHandler, true);
    wikEdReplaceText.addEventListener('focus', WikEdFindReplaceHandler, true);

// tab / shift-tab between find and replace fields
    wikEdFindText.addEventListener('keydown', WikEdFindReplaceHandler, true);
    wikEdReplaceText.addEventListener('keydown', WikEdFindReplaceHandler, true);

// scroll to edit window if it is not a preview page
    if (scrollToText != false) {
        if (window.location.search.match(/(\?|&)action=submit\b/) == null) {
            window.scroll(0, WikEdGetOffsetTop(wikEdInputWrapper) - 2);
        }

// focus the edit area
        if (wikEdUseWikEd == true) {
            wikEdFrameWindow.focus();
        }
        else {
            wikEdTextarea.setSelectionRange(0, 0);
            wikEdTextarea.focus();
        }
    }

// init MediaWiki file paths for use in regexps
    if (typeof(wgServer) == 'string') {
        wikEdServer = wgServer.replace(/(\W)/g, '\\$1');
    }
    if (typeof(wgArticlePath) == 'string') {
        wikEdArticlePath = wgArticlePath.replace(wgServer, '');
        wikEdArticlePrefix = wgArticlePath.replace(/\$1$/, '');
    }
    if (typeof(wgScriptPath) == 'string') {
        wikEdScriptPath = wgScriptPath.replace(wgServer, '');
    }
    wikEdArticlePath = wikEdArticlePath.replace(/\$1$/, '');
    wikEdScriptPath = wikEdScriptPath.replace(/\/?$/, '/');
    wikEdArticlePath = wikEdArticlePath.replace(/(\W)/g, '\\$1');
    wikEdScriptPath = wikEdScriptPath.replace(/(\W)/g, '\\$1');

// fullscreen mode
    if (wikEdFullScreenMode == true) {
        WikEdFullScreen(wikEdFullScreenMode, true);
    }

// overwrite the insertTags function in wikibits.js used by the standard button toolbar and the editpage special chars
    if (typeof(insertTags) == 'function') {
        wikeEdInsertTagsOriginal = insertTags;
        insertTags = WikEdInsertTags;
    }

// reset error indicator
    WikEdSetLogo();
    wikEdLoaded = true;

    return;
}


//
// WikEdAutoUpdate: check for the latest version
//

function WikEdAutoUpdate() {

// check if autoupdate is enabled
    if (wikEdAutoUpdate != true) {
        return;
    }

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

// check cookie for last update check date
    var cookie = WikEdGetCookie('wikEdAutoUpdate');
    var lastCheck = new Date(cookie);

// fix missing or corrupt cookie
    if (isNaN(lastCheck.valueOf()) == true) {
        WikEdSetCookie('wikEdAutoUpdate', 'January 1, 1970', 0, '/');
        return;
    }

// get the hours since last update check
    var currentDate = new Date();
    var diffHours = (currentDate - lastCheck) / 1000 / 60 / 60;
    if (diffHours < wikEdAutoUpdateHours) {
        return;
    }

// save current update check date to cookie
    WikEdSetCookie('wikEdAutoUpdate', currentDate.toUTCString(), 0, '/');

// allow ajax request from local copy for testing
    if (wikEdAllowLocalAjax == true) {
        if (typeof(netscape) == 'object') {
            netscape.security.PrivilegeManager.enablePrivilege('UniversalBrowserRead');
        }
    }

// make the ajax request
    var ajax = WikEdAjaxInitObject();
    if (ajax == null) {
        return;
    }
    ajax.open('GET', wikEdAutoUpdateUrl, true);
    ajax.send(null);

// ajax response handler function
    ajax.onreadystatechange = function() {
        if (ajax.readyState != 4) {
            return;
        }

// get response
        var html = ajax.responseText;

// get current version number from string
        var ver = wikEdProgramVersion.match(/(\d+)\.(\d+)\.(\d+)(\w?)/);
        if (ver == null) {
            return;
        }
        var currentVersion = ((Number(ver[1]) * 1000 + Number(ver[2])) * 1000 + Number(ver[3])) * 100 + (ver[4] + '0').charCodeAt(0);

// get new version number from string
        var ver = html.match(/(\d+)\.(\d+)\.(\d+)(\w?)/);
        if (ver == null) {
            return;
        }
        var newVersion = ((Number(ver[1]) * 1000 + Number(ver[2])) * 1000 + Number(ver[3])) * 100 + (ver[4] + '0').charCodeAt(0);

// compare the versions
        if (currentVersion >= newVersion) {
            return;
        }

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

    return;
}


//
// WikEdShrinkSummaryHandler: shrink the summary after loading the 'Clear summary' image
//

function WikEdShrinkSummaryHandler(event) {

    var diffWidth = wikEdClearSummary.offsetWidth - wikEdClearSummaryWidth;
    wikEdInputElement['summary'].style.width = (wikEdInputElement['summary'].clientWidth - diffWidth) + 'px';
    wikEdSelectElement['summary'].style.width = (wikEdSelectElement['summary'].clientWidth - diffWidth) + 'px';
    wikEdClearSummaryWidth = wikEdClearSummary.offsetWidth;
    return;
}


//
// WikEdResizeSummaryHandler: adjust the summary width after resizing the window
//

function WikEdResizeSummaryHandler(event) {

    WikEdResizeSummary();
    return;
}


//
// WikEdSaveButtonHandler: 'Save page' onclick handler
//

function WikEdSaveButtonHandler(event) {

    wikEdSaveButton.removeEventListener('click', WikEdSaveButtonHandler, true);

// update textarea
    if (wikEdUseWikEd == true) {
        WikEdUpdateTextarea();
    }

// add "using wikEd" to summary, not for adding a new section (+ tab)
    var text = wikEdSummaryText.value;
    text = text.replace(/^[, ]+/, '');
    text = text.replace(/[, ]+$/, '');
    WikEdAddToHistory('summary');

    if ( (wikEdUsing == true) && (text != '') ) {
        if (text.lastIndexOf(wikEdSummaryUsing) < 0) {
            if (wikEdAddNewSection != true) {
                text += ' ' + wikEdSummaryUsing;
            }
        }
    }
    wikEdSummaryText.value = text;

// submit
    wikEdSaveButton.click();

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

    return;
}


//
// WikEdPreviewButtonHandler: 'Show preview' onclick handler
//

function WikEdPreviewButtonHandler(event) {
    if (wikEdUseWikEd == true) {
        WikEdUpdateTextarea();
    }
    return;
}


//
// wikEdDiffPreviewButtonHandler: 'Show changes' onclick handler
//

function wikEdDiffPreviewButtonHandler(event) {
    if (wikEdFullScreenMode == true) {
        WikEdFullScreen(false);
    }
    if (wikEdUseWikEd == true) {
        WikEdUpdateTextarea();
    }
    return;
}


//
// WikEdFollowLinkHandler: open highlighted link in new window/tab
//

function WikEdFollowLinkHandler(event) {
    if (event.ctrlKey == true) {
        if (event.currentTarget.onclick != null) {
            event.stopPropagation();
            var onClickCode = event.currentTarget.onclick.toString();
            var linkMatch = onClickCode.match(/\svar linkUrl *= *[\'\"](.*)[\'\"]/);
            if (linkMatch != null) {
                var linkUrl = linkMatch[1];
                linkUrl = linkUrl.replace(/_/g, ' ');
                window.open(linkUrl);
                window.focus();
            }
        }
    }
    return;
}


//
// WikEdLocalPreviewHandler: local 'Show preview' image button onclick handler
//

function WikEdLocalPreviewHandler(event) {
    event.preventDefault();
    WikEdButton(wikEdLocalPreview, 'wikEdLocalPreview');
    return;
}


//
// WikEdLocalDiffHandler: local 'Show changes' image button onclick handler
//

function WikEdLocalDiffHandler(event) {
    event.preventDefault();
    WikEdButton(wikEdLocalDiff, 'wikEdLocalDiff');
    return;
}


//
// WikEdButtonBarGripHandler: click, mouseover handler, see also WikEdButtonBarInit()
//

function WikEdButtonBarGripHandler(event) {

    event.stopPropagation();

    var grip = event.target;
    var gripWrapper = grip.parentNode;
    var buttonsWrapper = gripWrapper.nextSibling;
    var buttons = buttonsWrapper.firstChild;
    var barInnerWrapper = gripWrapper.parentNode;
    var bar = barInnerWrapper.parentNode;

    if (event.type == 'click') {
        buttonsWrapper.style.position = 'static';

// hide the buttons bar
        if (buttonsWrapper.minimized != true) {
            barInnerWrapper.className = 'wikedButtonBarInnerWrapperHidden';
            gripWrapper.className = 'wikedButtonBarGripWrapperHidden';
            buttonsWrapper.className = 'wikedButtonBarButtonsWrapperHidden';
            buttonsWrapper.widthOriginal = buttonsWrapper.offsetWidth;
            buttonsWrapper.style.display = 'none';
            buttonsWrapper.minimized = true;
            grip.addEventListener('mouseover', WikEdButtonBarGripHandler, false);
            WikEdSetCookie(bar.id + 'Hidden', '1', null, '/');
        }

// unhide the buttons bar
        else {
            barInnerWrapper.className = 'wikedButtonBarInnerWrapperVisible';
            gripWrapper.className = 'wikedButtonBarGripWrapperVisible';
            buttonsWrapper.className = 'wikedButtonBarButtonsWrapperVisible';
            buttonsWrapper.style.display = 'block';
            buttonsWrapper.minimized = false;
            grip.removeEventListener('mouseover', WikEdButtonBarGripHandler, false);
            WikEdSetCookie(bar.id + 'Hidden', '', -1, '/');
        }
    }

// show the buttons bar on mouseover
    else if (event.type == 'mouseover') {
        if (buttonsWrapper.minimized == true) {
            bar.addEventListener('mouseout', WikEdButtonBarHandler, false);

// show buttons to the right
            if (bar.offsetParent.clientWidth > grip.offsetLeft + grip.offsetWidth + buttonsWrapper.widthOriginal) {
                buttonsWrapper.style.left = (grip.offsetLeft + grip.offsetWidth) + 'px';
            }

// show buttons to the left
            else {
                buttonsWrapper.style.left = (gripWrapper.offsetLeft - buttonsWrapper.widthOriginal) + 'px';
            }

// a mozilla bug sometimes gives offsetTop - 1 when the wikEdToolbarWrapper is hidden
            buttonsWrapper.style.top = gripWrapper.offsetTop + 'px';
            buttonsWrapper.style.position = 'absolute';
            buttonsWrapper.style.display = 'block';
        }
    }
    return;
}


//
// WikEdButtonBarGripHandler: mouseout handler
//

function WikEdButtonBarHandler(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.minimized == true) {

// 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', WikEdButtonBarHandler, false);
                buttonsWrapper.style.display = 'none';
                buttonsWrapper.style.position = 'static';
            }
        }
    }
    return;
}


//
// clear the summary onclick handler
//

function WikEdClearSummaryHandler(event) {

    event.preventDefault();

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

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


//
// WikEdFindReplaceHandler: find and replace: tab and shift-tab between fields, select on focus
//

function WikEdFindReplaceHandler(event) {

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

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


//
// WikEdSetLogo: set the logo on top of the page
//

function WikEdSetLogo(state) {

    if (state == 'error') {
        wikEdLogo.src = wikEdImage['error'];
        wikEdLogo.alt = wikEdText['wikEdLogo error alt'];
        wikEdLogo.title = wikEdText['wikEdLogo error title'];
    }
    else if (state == 'browser') {
        wikEdLogo.src = wikEdImage['browser'];
        wikEdLogo.alt = wikEdText['wikEdLogo browser alt'];
        wikEdLogo.title = wikEdText['wikEdLogo browser title'];
    }
    else {
        if (wikEdDisabled == true) {
            wikEdLogo.src = wikEdImage['disabled'];
            wikEdLogo.alt = wikEdText['wikEdLogo disabled alt'];
            wikEdLogo.title = wikEdText['wikEdLogo disabled title'];
        }
        else {
            wikEdLogo.src = wikEdImage['logo'];
            wikEdLogo.alt = wikEdText['wikEdLogo alt'];
            wikEdLogo.title = wikEdText['wikEdLogo title'];
        }
    }

    wikEdLogo.title = wikEdLogo.title.replace(/\{wikEdProgramVersion\}/g, wikEdProgramVersion);
    wikEdLogo.title = wikEdLogo.title.replace(/\{wikEdProgramDate\}/g, wikEdProgramDate);

    return;
}


//
// MakeButtonBar: generate button bar div element
//

function MakeButtonBar(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];

// collect the buttons
    var buttons = '';
    for (var property in buttonNumbers) {
        switch (buttonNumbers[property]) {
            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" onfocus="javascript:WikEdSetComboOptions(\'find\')" onChange="javascript:WikEdChangeComboInput(\'find\');">';
                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" onfocus="WikEdSetComboOptions(\'replace\')" onChange="javascript:WikEdChangeComboInput(\'replace\');">';
                buttons += '</select>';
                buttons += '</span>';
                break;
            default:
                var currButton = wikEdButton[buttonNumbers[property]];
                if (typeof(currButton) != 'object') {
                    alert('Loading error: The button "' + buttonNumbers[property] + '" is not defined.');
                }
                if ( (currButton[0] == 'wikEdSource') && (wikEdShowSourceButton != true) ) {
                    break;
                }
                if ( (currButton[0] == 'wikEdUsing') && (wikEdShowUsingButton != true) ) {
                    break;
                }
                buttons += '<img id="' + currButton[0] + '" class="' + currButton[1] + '" title="' + currButton[2] + '" src="' + currButton[3] + '" width="' + currButton[4] + '" height="' + currButton[5] + '" alt="' + currButton[6] + '" onClick="' + currButton[7] + '">';
        }
    }

// create the button bar div
    var div = document.createElement('div');
    div.id = barId;
    div.className = barClass;

    var buttonsStyle = '';
    if (barHeight > 0) {
        buttonsStyle = ' style="height: ' + barHeight + 'px;"';
    }

// make a grip bar
    var html = '';
    if (gripTitle != null) {
        var gripStyle = 'width: ' + wikEdButtonBarGripWidth + '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);
}


//
// WikEdButtonBarInit: hide buttons bar, see also WikEdButtonBarGripHandler()
//

function WikEdButtonBarInit(bar) {

    var cookie = WikEdGetCookie(bar.id + 'Hidden');
    if (cookie != '') {
        var barInnerWrapper = bar.firstChild;
        var gripWrapper = barInnerWrapper.firstChild;
        var grip = gripWrapper.firstChild;
        var buttonsWrapper = gripWrapper.nextSibling;
        var buttons = buttonsWrapper.firstChild;

        barInnerWrapper.className = 'wikedButtonBarInnerWrapperHidden';
        gripWrapper.className = 'wikedButtonBarGripWrapperHidden';
        buttonsWrapper.className = 'wikedButtonBarButtonsWrapperHidden';
        buttonsWrapper.widthOriginal = buttonsWrapper.offsetWidth;
        buttonsWrapper.style.display = 'none';
        buttonsWrapper.minimized = true;
        grip.addEventListener('mouseover', WikEdButtonBarGripHandler, true);
    }
    return;
}


//
// WikEdSetEditArea: apply css changes to switch between classic textarea and rich text frame
//

function WikEdSetEditArea(useFrame, notFrame) {

// turn rich text frame on
    if (useFrame == true) {
        wikEdTextareaWrapper.style.position = 'absolute';
        wikEdTextareaWrapper.style.visibility = 'hidden';
        wikEdTextarea.style.display = 'none';

        if (notFrame != true) {
            wikEdFrameWrapper.style.position = 'static';
            wikEdFrameWrapper.style.visibility = 'visible';
            wikEdFrameBody.style.display = 'block';
        }

        if (document.getElementById('toolbar') != null) {
            if (wikEdCloseToolbar == true) {
                wikEdToolbarWrapper.style.display = 'none';
            }
            else {
                wikEdToolbarWrapper.style.display = 'block';
            }
        }
        wikEdButtonBarFormat.style.display = 'block';
        if (wikEdButtonBarCustom1 != null) {
            wikEdButtonBarCustom1.style.display = 'block';
        }
        wikEdButtonBarFind.style.display = 'block';
        wikEdButtonBarFix.style.display = 'block';
        if (wikEdButtonBarCustom2 != null) {
            wikEdButtonBarCustom2.style.display = 'block';
        }
        wikEdButtonBarControl.style.display = 'block';
    }

// turn classic textarea on
    else {
        if (notFrame != true) {
            wikEdFrameWrapper.style.position = 'absolute';
            wikEdFrameWrapper.style.visibility = 'hidden';
// Mozilla or wikEd bug: <br> insertion before text a while after setting display to 'none', test with setTimeout('alert(wikEdFrameBody.innerHTML)', 1000);
//            wikEdFrameBody.style.display = 'none';
        }
        wikEdTextareaWrapper.style.position = 'static';
        wikEdTextareaWrapper.style.visibility = 'visible';
        wikEdTextarea.style.display = 'block';

        if (document.getElementById('toolbar') != null) {
            wikEdToolbarWrapper.style.display = 'block';
        }
        wikEdButtonBarFormat.style.display = 'none';
        if (wikEdButtonBarCustom1 != null) {
            wikEdButtonBarCustom1.style.display = 'none';
        }
        wikEdButtonBarFind.style.display = 'none';
        wikEdButtonBarFix.style.display = 'none';
        if (wikEdButtonBarCustom2 != null) {
            wikEdButtonBarCustom2.style.display = 'none';
        }
        wikEdButtonBarControl.style.display = 'block';
    }

    return;
}


//
// WikEdButton: toggle or set button checked state
//   used for buttons that do not require nor change the text. Faster than WikEdEditButton()
//

function WikEdButton(buttonObj, whichButton, 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 != null) {
            if (setButton == false) {
                buttonObj.checked = false;
                if (classButton == null) {
                    buttonObj.className = 'wikEdButtonUnchecked';
                }
            }
            else {
                buttonObj.checked = true;
                if (classButton == null) {
                    buttonObj.className = 'wikEdButtonChecked';
                }
            }
        }
        else if (classButton != null) {
            buttonObj.className = classButton;
        }

// toggle the button
        if (toggleButton != null) {
            if (toggleButton == true) {
                if (buttonObj.checked == true) {
                    buttonObj.checked = false;
                    buttonObj.className = 'wikEdButtonUnchecked';
                }
                else {
                    buttonObj.checked = true;
                    buttonObj.className = 'wikEdButtonChecked';
                }
            }
        }
    }

// perform specific actions
    if ( ( (setButton == null) && (classButton == null) ) || (doButton == true) ) {

// remove active content
        WikEdRemoveElements(['script', 'object', 'applet', 'embed']);

        switch (whichButton) {

// switch between syntax highlighting and plain text
            case 'wikEdHighlightSyntax':
                var obj = {};
                obj.html = wikEdFrameBody.innerHTML;
                obj.html = obj.html.replace(/(<br\b[^>]*>)\n* */g, '$1');
                if (buttonObj.checked == true) {
                    WikEdRemoveHighlighting(obj);
                    wikEdHighlightSyntax = true;
                    obj.html = obj.html.replace(/<br\b[^>]*>/g, '\n');
                    WikEdHighlightSyntax(obj);
                    obj.html = obj.html.replace(/\n/g, '<br />');
                    WikEdSetCookie('wikEdSyntaxOff', '', -1, '/');
                }
                else {
                    wikEdHighlightSyntax = false;
                    WikEdRemoveHighlighting(obj);
                    obj.html = obj.html.replace(/(\t)/g, '<span class="wikEdTabPlain">$1</span><!--wikEdTabPlain-->');
                    WikEdSetCookie('wikEdSyntaxOff', '1', 0, '/');
                }
                wikEdFrameBody.innerHTML = obj.html;
                break;

// align textbox with display top
            case 'wikEdScrollToPreview':
            case 'wikEdScrollToPreview2':
            case 'wikEdScrollToPreview3':
                window.scroll(0, WikEdGetOffsetTop(wikEdSubmitWrapper));
                break;

// align edit buttons with display top
            case 'wikEdScrollToEdit':
            case 'wikEdScrollToEdit2':
            case 'wikEdScrollToEdit3':
            case 'wikEdScrollToEdit4':
                window.scroll(0, WikEdGetOffsetTop(wikEdInputWrapper));
                break;

// cycle through different font sizes
            case 'wikEdTextZoomDown':
                wikEdTextZoom = wikEdTextZoom / 1.2;
                if (wikEdTextZoom < 100 / 1.2 / 1.2) {
                    wikEdTextZoom = 100 * 1.2 * 1.2;
                }
                wikEdFrameBody.style.fontSize = parseInt(wikEdTextZoom) + '%;';
                break;

// cycle through different font sizes
            case 'wikEdTextZoomUp':
                wikEdTextZoom = wikEdTextZoom * 1.2;
                if (wikEdTextZoom > 100 * 1.2 * 1.2) {
                    wikEdTextZoom = 100 / 1.2 / 1.2;
                }
                wikEdFrameBody.style.fontSize = parseInt(wikEdTextZoom) + '%;';
                break;

// display local preview box
            case 'wikEdLocalPreview':
                if (wikEdFullScreenMode == true) {
                    WikEdFullScreen(false);
                }
                if (wikEdUseWikEd == true) {
                    WikEdUpdateTextarea();
                }

// scroll to edit or preview field
                if (whichButton == 'wikEdLocalPreview') {
                    window.scroll(0, WikEdGetOffsetTop(wikEdInputWrapper));
                }
                else {
                    window.scroll(0, WikEdGetOffsetTop(wikEdSubmitWrapper));
                }

// prepare a local preview (Pilaf's InstaView)
                if ( (wikEdUseLocalPreview == true) && (typeof(InstaView) == 'object') ) {
                    InstaView.conf.user.name = wgUserName;
                    wikEdPreviewBox.innerHTML = InstaView.convert(wikEdTextarea.value);
                    wikEdLocalPrevWrapper.style.display = 'block';
                }

// prepare ajax preview
                if ( (wikEdUseAjaxPreview == true) && (typeof(sajax_init_object) == 'function') ) {
                    wikEdLocalPrevWrapper.style.display = 'block';

// prepare the data
                    var boundary = '--(fR*3briuStOum6#v)--';
                    var postData = document.getElementById('wpTextbox1').value;
                    postData = '--' + boundary + '\nContent-Disposition: form-data; name="wpTextbox1"\n\n' + postData + '\n--' + boundary;

// allow ajax request from local copy for testing
                    if (wikEdAllowLocalAjax == true) {
                        if (typeof(netscape) == 'object') {
                            if (typeof(netscape) == 'object') {
                                netscape.security.PrivilegeManager.enablePrivilege('UniversalBrowserRead');
                            }
                        }
                    }

// make the ajax request
                    var ajax = WikEdAjaxInitObject();
                    if (ajax == null) {
                        break;
                    }
                    ajax.open('POST', document.editform.action + '&live', true);
                    ajax.setRequestHeader('Content-Type', 'multipart/form-data; boundary=' + boundary);
                    if (ajax.overrideMimeType !=  null) {
                        ajax.overrideMimeType('text/html');
                    }
                    ajax.send(postData);

// ajax response handler function
                    ajax.onreadystatechange = function() {
                        if (ajax.readyState != 4) {
                            return;
                        }

// get response
                        var html = ajax.responseText;

// html-ize
                        html = html.replace(/&lt;/g, '<');
                        html = html.replace(/&gt;/g, '>');
                        html = html.replace(/&amp;/g, '&');
                        html = html.replace(/&quot;/g, '"')
                        html = html.replace(/&apos;/g, '\'');
                        html = html.replace(/(<preview>)<h2>.*?<\/h2>(.|\n)*?<div class=\'previewnote\'>(.|\n)*?<\/div>/, '$1');

// update the preview
                        wikEdPreviewBox.innerHTML = html;
                    };
                }
                break;

// display local diff box
            case 'wikEdDiffPreview':
            case 'wikEdDiffPreview2':
            case 'wikEdLocalDiff':
                if (typeof(WDiffString) != 'function') {
                    break;
                }
                if (wikEdFullScreenMode == true) {
                    WikEdFullScreen(false);
                }
                if (wikEdUseWikEd == true) {
                    WikEdUpdateTextarea();
                }

// scroll to edit or preview field
                if (whichButton == 'wikEdLocalDiff') {
                    window.scroll(0, WikEdGetOffsetTop(wikEdInputWrapper));
                }
                else {
                    window.scroll(0, WikEdGetOffsetTop(wikEdSubmitWrapper));
                }

// call external diff program
                var diffText = WDiffString(wikEdOrigVersion, wikEdTextarea.value);
                if (wikEdFullDiff != true) {
                    diffText = WDiffShortenOutput(diffText);
                }

                wikEdPreviewBox.innerHTML = diffText;
                wikEdLocalPrevWrapper.style.display = 'block';
                break;

// toggle wikEdDiff
            case 'wikEdDiff':

// turn wikEdDiff off
                if (buttonObj.checked != true) {
                    wikEdDiff = false;
                    WikEdSetCookie('wikEdDiff', '', -1, '/');
                    if (typeof(wikEdDiffDiv) == 'object') {
                        wikEdDiffDiv.style.display = 'none';
                    }
                    window.scroll(0, WikEdGetOffsetTop(wikEdInputWrapper));
                }

// turn wikEdDiff on
                else {
                    wikEdDiff = true;
                    WikEdSetCookie('wikEdDiff', '1', 0, '/');
                    if (typeof(wikEdDiffDiv) == 'object') {
                        wikEdDiffDiv.style.display = 'block';
                        window.scroll(0, WikEdGetOffsetTop(wikEdDiffDiv));
                        WikEdDiff();
                    }
                }
                break;

// close the preview / diff box
            case 'wikEdClose':
            case 'wikEdClose2':
                window.scroll(0, WikEdGetOffsetTop(wikEdInputWrapper));
                wikEdLocalPrevWrapper.style.display = 'none';
                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.checked == true) {
                    WikEdUpdateFrame();

// turn rich text frame on
                    WikEdSetEditArea(true);
                    wikEdUseWikEd = true;
                    WikEdSetCookie('wikEdUseClassic', '', -1, '/');
                }

// turn classic textarea on, disable wikEd
                else {
                    WikEdUpdateTextarea();
                    WikEdSetEditArea(false);
                    wikEdUseWikEd = false;
                    WikEdSetCookie('wikEdUseClassic', '1', 0, '/');
                }
                break;

// add "using wikEd" to summaries
            case 'wikEdUsing':
                if (buttonObj.checked == true) {
                    wikEdUsing = true;
                    WikEdSetCookie('wikEdSummaryUsing', '1', 0, '/');
                }
                else {
                    wikEdUsing = false;
                    WikEdSetCookie('wikEdSummaryUsing', '', -1, '/');
                }
                break;

// hide ref tags
            case 'wikEdRefHide':
                if (buttonObj.checked == true) {
                    wikEdRefHide = true;
                    WikEdSetCookie('wikEdRefHide', '1', 0, '/');
                }
                else {
                    wikEdRefHide = false;
                    WikEdSetCookie('wikEdRefHide', '', -1, '/');
                }
                if (wikEdUseWikEd == true) {
                    WikEdEditButton(null, 'wikEdWikify', 'whole');
                }
                break;

// close the toolbar
            case 'wikEdCloseToolbar':
                if (buttonObj.checked == true) {
                    wikEdCloseToolbar = true;
                    if (document.getElementById('toolbar') != null) {
                        wikEdToolbarWrapper.style.display = 'none';
                    }
                    WikEdSetCookie('wikEdCloseToolbar', '1', 0, '/');
                }
                else {
                    wikEdCloseToolbar = false;
                    if (document.getElementById('toolbar') != null) {
                        wikEdToolbarWrapper.style.display = 'block';
                    }
                    WikEdSetCookie('wikEdCloseToolbar', '', -1, '/');
                }
                if (wikEdFullScreenMode == true) {
                    WikEdFullScreen(wikEdFullScreenMode);
                }
                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.checked == true) {
                    WikEdFullScreen(true);
                    WikEdSetCookie('wikEdFullscreen', '1', 0, '/');
                }
                else {
                    WikEdFullScreen(false);
                    WikEdSetCookie('wikEdFullscreen', '', -1, '/');
                }
                break;

// clear the cookies for find, replace, and summary history
            case 'wikEdClearHistory':
                WikEdClearHistory('find');
                WikEdClearHistory('replace');
                WikEdClearHistory('summary');
                break;

// for testing
            case 'wikEdPlaceholder':
                break;
        }
    }

// reset the frame DOM cache because the frame content might have changed
    wikEdFrameDOMCache = null;

// reset cursor to normal
    if (buttonObj != null) {
        buttonObj.style.cursor = 'pointer';
    }

    return;
}


//
// WikEdEditButton: editing functions
//   used for buttons that require or change the text, more time consuming than WikEdButton()
//

function WikEdEditButton(buttonObj, whichButton, parameters, CustomHandler) {

// check if button is disabled
    if (buttonObj != null) {
        if (buttonObj.className == 'wikEdButtonInactive') {
            return;
        }
    }

// remove active and non-text content
    WikEdRemoveElements(['script', 'object', 'applet', 'embed', 'textarea']);

// select the appropriate text change targets (whole, selection, cursor, focusWord, focusLine, selectionWord, or selectionLine)
    var obj = {};
    obj.changed = {};

    switch (whichButton) {

// undo, redo: whole
        case 'wikEdUndo':
        case 'wikEdRedo':
        case 'wikEdUndoAll':
        case 'wikEdRedoAll':
            WikEdGetText(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':
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'focusWord');
                if (obj.focusWord.plain != '') {
                    obj.changed = obj.focusWord;
                }
                else  {
                    obj.changed = obj.cursor;
                }
            }
            break;

// reference: selection / cursor
        case 'wikEdRef':
            WikEdGetText(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':
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                obj.changed = obj.cursor;
            }
            break;

// character formatting: selection / focusWord / cursor
        case 'wikEdCase':
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(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':
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                WikEdGetText(obj, 'selectionLine');
                obj.changed = obj.selectionLine;
            }
            else {
                WikEdGetText(obj, 'focusLine');
                if (obj.focusLine.plain != '') {
                    obj.changed = obj.focusLine;
                }
                else {
                    obj.changed = obj.cursor;
                }
            }
            break;

// image: selectionWord (if text is selected) / cursor
        case 'wikEdImage':
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                WikEdGetText(obj, 'selectionWord');
                obj.changed = obj.selectionWord;
            }
            else  {
                obj.changed = obj.cursor;
            }
            break;

// table: selectionLine / cursor
        case 'wikEdTable':
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                WikEdGetText(obj, 'selectionLine');
                obj.changed = obj.selectionLine;
            }
            else  {
                WikEdGetText(obj, 'focusLine');
                obj.changed = obj.cursor;
            }
            break;

// wikify: selection / whole
        case 'wikEdWikify':
            if (parameters == 'whole') {
                WikEdGetText(obj, 'whole');
                obj.changed = obj.whole;
            }
            else {
                WikEdGetText(obj, 'selection');
                if (obj.selection.plain != '') {
                    obj.changed = obj.selection;
                }
                else {
                    WikEdGetText(obj, 'whole');
                    obj.changed = obj.whole;
                }
            }
            break;

// textify: selection / whole, without wikifying
        case 'wikEdTextify':
            WikEdGetText(obj, 'selection', true);
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'whole', true);
                obj.changed = obj.whole;
            }
            break;

// redirect: whole
        case 'wikEdRedirect':
            WikEdGetText(obj, 'whole, selection, cursor');
            if (obj.selection.plain == '') {
                WikEdGetText(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':
            WikEdGetText(obj, 'selection');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'focusWord');
                if (obj.focusWord.plain != '') {
                    obj.changed = obj.focusWord;
                }
                else {
                    obj.changed = obj.cursor;
                }
            }
            break;

// replace all: selection / whole
        case 'wikEdReplaceAll':
            WikEdGetText(obj, 'selection');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'whole');
                obj.changed = obj.whole;
            }
            break;

// fixing buttons: selection / whole
        case 'wikEdFixBasic':
        case 'wikEdfixUnicode':
        case 'wikEdFixAll':
        case 'wikEdFixHtml':
        case 'wikEdFixRegExTypo':
            WikEdGetText(obj, 'selection');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'whole');
                obj.changed = obj.whole
            }
            break;

// fixing buttons: selection / focusLine / cursor
        case 'wikEdFixPunct':
        case 'wikEdFixMath':
        case 'wikEdFixUnits':
        case 'wikEdFixDashes':
        case 'wikEdFixCaps':
        case 'wikEdFixChem':
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'focusLine');
                if (obj.focusLine.plain != '') {
                    obj.changed = obj.focusLine;
                }
                else {
                    obj.changed = obj.cursor;
                }
            }
            break;

// fixing buttons: selection / focusWord / cursor
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'focusWord');
                if (obj.focusWord.plain != '') {
                    obj.changed = obj.focusWord;
                }
                else {
                    obj.changed = obj.cursor;
                }
            }
            break;

// source: selection / whole
        case 'wikEdSource':
            WikEdGetText(obj, 'selection');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'whole');
                obj.changed = obj.whole;
            }
            break;

// insert tags: selection / focusWord / cursor
        case 'wikEdInsertTags':
            WikEdGetText(obj, 'selection, cursor');
            if (obj.selection.plain != '') {
                obj.changed = obj.selection;
            }
            else {
                WikEdGetText(obj, 'focusWord');
                if (obj.focusWord.plain != '') {
                    obj.changed = obj.focusWord;
                }
                else {
                    obj.changed = obj.selection;
                }
            }
            break;

// custom edit functions have to call WikEdGetText() themselves
        default:
            WikEdGetText(obj, 'cursor');
            obj.changed = obj.cursor;
            break;
    }

// exit
    if (obj.changed == null) {
        wikEdFrameWindow.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 = wikEdHighlightSyntax;

// manipulate the text
    var selectChange = true;
    switch (whichButton) {

// undo
        case 'wikEdUndo':
            if (wikEdLastVersion == null) {
                wikEdLastVersion = obj.changed.plain;
            }
            WikEdFrameExecCommand('undo');
            obj.changed.range = obj.sel.getRangeAt(obj.sel.rangeCount - 1);
            obj.changed.plain = null;
            obj.changed.keepSel = true;
            break;

// redo
        case 'wikEdRedo':
            WikEdFrameExecCommand('redo');
            obj.changed.range = obj.sel.getRangeAt(obj.sel.rangeCount - 1);
            obj.changed.plain = null;
            obj.changed.keepSel = true;
            break;

// bold
        case 'wikEdBold':
            if ( /\'\'\'([^\'].*?)\'\'\'/.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/\'\'\'([^\'].*?)\'\'\'/g, '$1');
            }
            else {
                obj.changed.plain = '\'\'\'' + obj.changed.plain + '\'\'\'';
                obj.changed.plain = obj.changed.plain.replace(/(\'\'\')( *)(.*?)( *)(\'\'\')/, '$2$1$3$5$4');
            }
            obj.changed.plain = obj.changed.plain.replace(/\'{6,}/g, '\'\'\'\'\'');
            obj.changed.keepSel = true;
            break;

// italic
        case 'wikEdItalic':
            if ( /(\'{3,})\'\'([^\'].*?)\'\'(\'{3,})/.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/(\'{3,})\'\'([^\'].*?)\'\'(\'{3,})/g, '$1$2$3');
            }
            else if ( /(^|[^\'])\'\'([^\'].*?)\'\'([^\']|$)/.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/(^|[^\'])\'\'([^\'].*?)\'\'([^\']|$)/g, '$1$2$3');
            }
            else {
                obj.changed.plain = '\'\'' + obj.changed.plain + '\'\'';
                obj.changed.plain = obj.changed.plain.replace(/(\'\')( *)(.*?)( *)(\'\')/, '$2$1$3$5$4');
            }
            obj.changed.plain = obj.changed.plain.replace(/\'{6,}/g, '\'\'\'\'\'');
            obj.changed.keepSel = true;
            break;

// underline
        case 'wikEdUnderline':
            if ( /&lt;u&gt;(.*?)&lt;\/u&gt;/i.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/&lt;u&gt;(.*?)&lt;\/u&gt;/gi, '$1');
            }
            else {
                obj.changed.plain = '&lt;u&gt;' + obj.changed.plain + '&lt;\/u&gt;';
                obj.changed.plain = obj.changed.plain.replace(/(&lt;u&gt;)( *)(.*?)( *)(&lt;\/u&gt;)/, '$2$1$3$5$4');
            }
            obj.changed.keepSel = true;
            break;

// strikethrough
        case 'wikEdStrikethrough':
            if ( /&lt;s&gt;(.*?)&lt;\/s&gt;/i.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/&lt;s&gt;(.*?)&lt;\/s&gt;/gi, '$1');
            }
            else {
                obj.changed.plain = '&lt;s&gt;' + obj.changed.plain + '&lt;\/s&gt;';
                obj.changed.plain = obj.changed.plain.replace(/(&lt;s&gt;)( *)(.*?)( *)(&lt;\/s&gt;)/, '$2$1$3$5$4');
            }
            obj.changed.keepSel = true;
            break;

// nowiki
        case 'wikEdNowiki':
            if ( /&lt;nowiki&gt;(.*?)&lt;\/nowiki&gt;/i.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/&lt;nowiki&gt;(.*?)&lt;\/nowiki&gt;/gi, '$1');
            }
            else {
                obj.changed.plain = '&lt;nowiki&gt;' + obj.changed.plain + '&lt;\/nowiki&gt;';
                obj.changed.plain = obj.changed.plain.replace(/(&lt;nowiki&gt;)( *)(.*?)( *)(&lt;\/nowiki&gt;)/, '$2$1$3$5$4');
            }
            obj.changed.keepSel = true;
            break;

// superscript
        case 'wikEdSuperscript':
            if ( /&lt;sup&gt;(.*?)&lt;\/sup&gt;/i.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/&lt;sup&gt;(.*?)&lt;\/sup&gt;/gi, '$1');
            }
            else {
                obj.changed.plain = '&lt;sup&gt;' + obj.changed.plain + '&lt;/sup&gt;';
                obj.changed.plain = obj.changed.plain.replace(/(&lt;sup&gt;)( *)(.*?)( *)(&lt;\/sup&gt;)/, '$2$1$3$5$4');
            }
            obj.changed.keepSel = true;
            break;

// subscript
        case 'wikEdSubscript':
            if ( /&lt;sub&gt;(.*?)&lt;\/sub&gt;/i.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/&lt;sub&gt;(.*?)&lt;\/sub&gt;/gi, '$1');
            }
            else {
                obj.changed.plain = '&lt;sub&gt;' + obj.changed.plain + '&lt;/sub&gt;';
                obj.changed.plain = obj.changed.plain.replace(/(&lt;sub&gt;)( *)(.*?)( *)(&lt;\/sub&gt;)/, '$2$1$3$5$4');
            }
            obj.changed.keepSel = true;
            break;

// in-text reference
        case 'wikEdRef':
            if (obj.changed.plain == '') {
                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;(.*?)&lt;\/ref&gt;/i.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/&lt;ref( name=\"\")?&gt;(.*?)&lt;\/ref&gt;/gi, '$2');
            }
            else {
                obj.changed.plain = '&lt;ref name=\"\"&gt;' + obj.changed.plain + '&lt;/ref&gt;';
                obj.changed.plain = obj.changed.plain.replace(/(&lt;ref name=\"\"&gt;)( *)(.*?)( *)(&lt;\/ref&gt;)/, '$2$1$3$5$4');
            }
            obj.changed.keepSel = true;
            break;

// references location
        case 'wikEdReferences':
        case 'wikEdReferencesSection':
            var ref = wikEdText['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 (whichButton == 'wikEdReferences') {
                if (obj.changed.plain == '') {
                    obj.changed.plain = '&lt;references/&gt;';
                }
                else if (regExp.test(obj.changed.plain)) {
                    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)) {
                    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':

// lowercase all uppercased text
            if (obj.changed.plain == '') {
                obj.changed.plain = null;
            }
            else {
                if (obj.changed.plain.toUpperCase() == obj.changed.plain) {
                    obj.changed.plain = obj.changed.plain.toLowerCase();
                }

// first-letter-uppercase all lowercased text
                else if (obj.changed.plain.toLowerCase() == obj.changed.plain) {
                    obj.changed.plain = obj.changed.plain.replace(/\b([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9])([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]*)/g,
                        function (p, p1, p2) {
                            return(p1.toUpperCase() + p2.toLowerCase());
                        }
                    );
                }

// uppercase mixed upper and lowercased text
                else {
                    obj.changed.plain = obj.changed.plain.toUpperCase();
                }
            }
            obj.changed.keepSel = true;
            break;

// undo all
        case 'wikEdUndoAll':
            if (wikEdLastVersion == null) {
                wikEdLastVersion = obj.changed.plain;
            }
            obj.changed.plain = wikEdOrigVersion;
            obj.changed.plain = obj.changed.plain.replace(/&/g, '&amp;');
            obj.changed.plain = obj.changed.plain.replace(/>/g, '&gt;');
            obj.changed.plain = obj.changed.plain.replace(/</g, '&lt;');
            break;

// redo all
        case 'wikEdRedoAll':
            if (wikEdLastVersion != null) {
                obj.changed.plain = wikEdLastVersion;
            }
            break;

// create wikilink
        case 'wikEdWikiLink':
            if ( /\[\[(.*?)\]\]/.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/\[\[(.*?)\]\]/g, '$1');
            }
            else {
                obj.changed.plain = '\[\[' + obj.changed.plain + '\]\]';
                obj.changed.plain = obj.changed.plain.replace(/(\[\[)( *)(.*?)( *)(\]\])/, '$2$1$3$5$4');
            }
            obj.changed.keepSel = true;
            break;

// create weblink
        case 'wikEdWebLink':
            if ( /\[(.*?)\]/.test(obj.changed.plain) ) {
                obj.changed.plain = obj.changed.plain.replace(/\[(.*?)\]/g, '$1');
            }
            else {
                obj.changed.plain = '\[' + obj.changed.plain + '\]';
                obj.changed.plain = obj.changed.plain.replace(/(\[)( *)(.*?)( *)(\])/, '$2$1$3$5$4');
            }
            obj.changed.keepSel = true;
            break;

// decrease heading level
        case 'wikEdDecreaseHeading':

// decrease heading
            obj.changed.plain = obj.changed.plain.replace(/(^|\n)=(=+) *([^\n]*?) *=+(?=\n|$)/g, '$1$2 $3 $2');

// remove heading
            obj.changed.plain = obj.changed.plain.replace(/(^|\n)=(?!=) *([^\n]*?) *=+(?=\n|$)/g, '$1$2');

// adjust closing tags
            obj.changed.plain = obj.changed.plain.replace(/(^|\n)(=+) *([^\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]*?) *=+(?=\n|$)/g, '$1=$2 $3 $2=');

// create new heading
            if (/\n/.test(obj.changed.plain) == false) {
                obj.changed.plain = obj.changed.plain.replace(/(^|\n)([^=\n\s][^\n]*?)(?=\n|$)/g, '$1== $2 ==');
            }

// adjust closing tags
            obj.changed.plain = obj.changed.plain.replace(/(^|\n)(=+) *([^\n]*?) *=+(?=\n|$)/g, '$1$2 $3 $2');
            obj.changed.keepSel = true;
            break;

// increase bullet list
        case 'wikEdIncreaseBulletList':
            obj.changed.plain = obj.changed.plain.replace(/([^\n]+)/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(/([^\n]+)/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(/([^\n]+)/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(/([^\n]+)/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(/([^\n]+)/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(/([^\n]+)/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(/([^\n]+)/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">' + wikEdText['image filename'] + '</span>|thumb|<span class="wikEdInsertHere">' + wikEdText['image width'] + '</span>px|' + obj.changed.plain + ']]';
            }
            else {
                obj.changed.plain = '[[Image:<span class="wikEdInsertHere">' + wikEdText['image filename'] + '</span>|thumb|<span class="wikEdInsertHere">' + wikEdText['image width'] + '</span>px|<span class="wikEdInsertHere"> </span>]]';
                if (obj.focusWord != null) {
                    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">' + wikEdText['table caption'] + '</span>\n! <span class="wikEdinserthere">' + wikEdText['table heading'] + '</span> !! <span class="wikEdInsertHere">' + wikEdText['table heading'] + '</span>\n|-\n| <span class="wikEdInsertHere">' + wikEdText['table cell'] + '</span> || <span class="wikEdInsertHere">' + wikEdText['table cell'] + '</span>\n|-\n| <span class="wikEdInsertHere">' + wikEdText['table cell'] + '</span> || <span class="wikEdInsertHere">' + wikEdText['table cell'] + '</span>\n|}\n';
                if (obj.focusLine.plain != '') {
                    obj.changed.plain = '\n' + obj.changed.plain + '\n';
                }
            }
            break;

// wikify: always done above
        case 'wikEdWikify':
            break;

// textify: strip html from pasted content
        case 'wikEdTextify':
            WikEdTextify(obj.changed);
            break;
// get inner html without wikifying
            if (obj.selection.plain != '') {
                obj.selection.range = obj.sel.getRangeAt(obj.sel.rangeCount - 1);
                var documentFragment = obj.selection.range.cloneContents();
                WikEdGetInnerHTML(objTextify, documentFragment);
            }
            else {
                obj.changed.from = 'whole';
                obj.changed.range.setStartBefore(wikEdFrameBody.firstChild);
                obj.changed.range.setEndAfter(wikEdFrameBody.lastChild);
                WikEdGetInnerHTML(objTextify, wikEdFrameBody);
            }
            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">' + wikEdText['redirect article link'] + '</span>';
            }

// remove leading and trailing spaces
            linkTarget = linkTarget.replace(/^\s+|\s+$/g, '');

// remove link text
            linkTarget = linkTarget.replace(/\|.*?(\]|$)/g, '$1');

// remove square brackets
            linkTarget = linkTarget.replace(/\[|\]/g, '');

// remove link leftovers
            linkTarget = linkTarget.replace(/ +\| +/g, ' ');

            obj.changed.plain = '#redirect [[' + linkTarget + ']]';

// append to summary
            if ( (obj.selection.plain != '') || (obj.selectionWord.plain != '') ) {
                wikEdInputElement['summary'].value = wikEdInputElement['summary'].value.replace(/#redirect( \[\[[^\]]*\]\])?(, *)?/g, '');
                wikEdInputElement['summary'].value = WikEdAppendToSummary(wikEdInputElement['summary'].value, '#redirect [[' + linkTarget + ']]');
            }
            else {
                wikEdInputElement['summary'].value = WikEdAppendToSummary(wikEdInputElement['summary'].value, '#redirect');
            }
            selectChange = 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') && ( (whichButton == 'wikEdFindNext') || (whichButton == 'wikEdReplaceNext') ) ) {
                if (/\n/.test(obj.changed.plain) == false) {
                    if (whichButton == 'wikEdFindNext') {
                        wikEdInputElement['find'].value = obj.changed.plain;
                    }
                    else {
                        wikEdInputElement['replace'].value = obj.changed.plain;
                    }
                    obj.changed.keepSel = true;
                    obj.changed.plain = null;
                    break;
                }
            }

// get the find text from the find field
            if ( (whichButton == 'wikEdJumpPrev') || (whichButton == '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 (wikEdInputElement['find'].value != '') {
                    findText = wikEdInputElement['find'].value;
                }
                else {
                    obj.changed.plain = null;
                    break;
                }
            }

// handle newlines and special blanks for built-in search
            if (wikEdRegExp.checked == false) {
                findText = findText.replace(/\n/g, '');
                findText = findText.replace(/\s/g, ' ');
            }

// get the replace text
            var replaceText = wikEdInputElement['replace'].value;
            var regExpFind;

// set regexp flags
            var regExpFlags = 'g';
            if (wikEdCaseSensitive.checked == false) {
                regExpFlags += 'i';
            }

// format the find and replace texts for a plain text search
            if ( (wikEdRegExp.checked == false) || (whichButton == 'wikEdJumpPrev') || (whichButton == 'wikEdJumpNext') ) {
                regExpFind = new RegExp(findText.replace(/([\\^\$\*\+\?\.\(\)\[\]\{\}\:\=\!\|\,\-])/g, '\\$1'), regExpFlags);
            }

// format the find and replace texts for a regular expression search
            else {
                regExpFind = new RegExp(findText, regExpFlags);
                replaceText = replaceText.replace(/((^|[^\\])(\\\\)*)\\n/g, '$1\n');
            }

// replace all
            var replacedFlag = false;
            if (whichButton == '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 ( (whichButton == 'wikEdReplacePrev') || (whichButton == '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 (
                (whichButton == 'wikEdFindNext') || (whichButton == 'wikEdFindPrev') ||
                (whichButton == 'wikEdJumpNext') || (whichButton == 'wikEdJumpPrev')
            ) {
                obj.changed.plain = null;
            }

            if (
                (whichButton == 'wikEdFindNext') || (whichButton == 'wikEdFindPrev') ||
                (whichButton == 'wikEdJumpNext') || (whichButton == 'wikEdJumpPrev') ||
                (whichButton == 'wikEdReplaceNext') || (whichButton == 'wikEdReplacePrev') ||
                (whichButton == 'wikEdFindAll')
            ) {
                if (replacedFlag == false) {

// get direction
                    var backwards = false;
                    if ( (whichButton == 'wikEdFindPrev') || (whichButton == 'wikEdJumpPrev') || (whichButton == 'wikEdReplacePrev') ) {
                        backwards = true;
                    }

// get case sensitive
                    var caseSensitive = false;
                    if (wikEdCaseSensitive.checked == true) {
                        caseSensitive = true;
                    }

// find all
                    if (whichButton == 'wikEdFindAll') {
                        var found;
                        var foundRanges = [];

// start at top of text
                        obj.sel.removeAllRanges();
                        var range = document.createRange();
                        range.setStartBefore(wikEdFrameBody.firstChild);
                        range.collapse(true);
                        range = obj.sel.addRange(range);

// cycle through matches
                        var scrollTop = wikEdFrameBody.scrollTop;
                        do {

// use regexp seach
                            if (wikEdRegExp.checked == true) {
                                found = WikEdFind(obj, findText, caseSensitive, false, false, regExpFind);
                            }

// use built-in sarch
                            else {
                                found = WikEdFind(obj, findText, caseSensitive, false, false, null);
                            }
                            if (found == true) {
                                foundRanges.push(obj.changed.range.cloneRange());
                            }
                        } while (found == true);

// scroll back
                        if (wikEdRegExp.checked == false) {
                            wikEdFrameBody.scrollTop = scrollTop;
                        }

// add the found ranges
                        obj.sel.removeAllRanges();
                        for (range in foundRanges) {
                            obj.sel.addRange(foundRanges[range]);
                        }
                        obj.changed.plain = null;
                    }

// normal find
                    else {
                        if (wikEdRegExp.checked) {
                            WikEdFind(obj, findText, caseSensitive, backwards, true, regExpFind);
                        }
                        else {
                            WikEdFind(obj, findText, caseSensitive, backwards, true, null);
                            selectChange = false;
                        }
                    }
                }
            }

// escape <, >, and &
            if (obj.changed.plain != null) {
                obj.changed.plain = obj.changed.plain.replace(/&/g, '&amp;');
                obj.changed.plain = obj.changed.plain.replace(/</g, '&lt;');
                obj.changed.plain = obj.changed.plain.replace(/>/g, '&gt;');
            }

// save search history to cookie
            if ( (whichButton == 'wikEdFindPrev') || (whichButton == 'wikEdFindNext') || (whichButton == 'wikEdFindAll') ) {
                WikEdAddToHistory('find');
            }
            if ( (whichButton == 'wikEdReplacePrev') || (whichButton == 'wikEdReplaceNext') || (whichButton == 'wikEdReplaceAll') ) {
                WikEdAddToHistory('find');
                WikEdAddToHistory('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':
            WikEdFixBasic(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixPunct':
            WikEdFixPunct(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixMath':
            WikEdFixMath(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixChem':
            WikEdFixChem(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdfixUnicode':
            WikEdFixUnicode(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixUnits':
            WikEdFixUnits(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixDashes':
            WikEdFixDashes(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixHtml':
            WikEdFixHTML(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixRegExTypo':
            if (typeof(AWRegExTypoFix) == 'function') {
                var objFix = {}
                objFix.str = obj.changed.plain;
                AWRegExTypoFix(objFix);
                obj.changed.plain = objFix.str;
            }
            else {
                obj.changed.plain = null;
            }
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixCaps':
            WikEdFixCaps(obj.changed);
            obj.changed.keepSel = true;
            break;
        case 'wikEdFixAll':
            WikEdFixAll(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');
            obj.changed.plain = obj.changed.plain.replace(/&/g, '&amp;');
            obj.changed.plain = obj.changed.plain.replace(/</g, '&lt;');
            obj.changed.plain = obj.changed.plain.replace(/>/g, '&gt;');
            highlightSyntax = false;
            break;

// insert tags
        case 'wikEdInsertTags':
            var tagOpen = parameters[0] || '';
            var tagClose = parameters[1] || '';
            var sampleText = parameters[2] || '';
            tagOpen = tagOpen.replace(/&/g, '&amp;');
            tagOpen = tagOpen.replace(/</g, '&lt;');
            tagOpen = tagOpen.replace(/>/g, '&gt;');
            tagClose = tagClose.replace(/&/g, '&amp;');
            tagClose = tagClose.replace(/</g, '&lt;');
            tagClose = tagClose.replace(/>/g, '&gt;');
            tagsampleText = sampleText.replace(/&/g, '&amp;');
            tagsampleText = sampleText.replace(/</g, '&lt;');
            tagsampleText = sampleText.replace(/>/g, '&gt;');

// single string to insert
            if ( (tagOpen.length > 0) && (tagClose.length == 0) && (sampleText.length == 0) ) {
                obj.changed = obj.cursor;
                obj.changed.plain = tagOpen;
            }

// opening and closing strings
            else if ( (obj.changed.plain == '') && (sampleText.length > 0) ) {
                obj.changed.plain = tagOpen + sampleText + tagClose;
            }
            else {
                obj.changed.plain = tagOpen + obj.changed.plain + tagClose;
            }
            break;

// custom edit functions
        default:
            if (CustomHandler != null) {
                CustomHandler(obj);
            }
            else {
                alert('Unknown edit function \'' + whichButton + '\'');
            }
            break;
    }

// update the selection only, do not change the text
    if (obj.changed.plain == null) {
        if (whichButton != 'wikEdFindAll') {
            obj.sel.removeAllRanges();
            obj.sel.addRange(obj.changed.range);

// scroll the selected text into the viewport by using a backwards find
            if (selectChange != false) {

// get the plain text of the selection
                var plainText = obj.sel.getRangeAt(obj.sel.rangeCount - 1).cloneContents().textContent;

// collapse the selection to the end and search backwards
                if (plainText.length > 0) {
                    plainText = plainText.replace(/\n/g, '');
                    obj.changed.range.collapse(false);

// parameters: window.find(string, caseSensitive, backwards, wrapAround, wholeWord, searchInFrames, showDialog)
                    wikEdFrameWindow.find(plainText, true, true, false, false, false, false);
                }
            }
        }
    }

// apply text changes
    else {

// a text change erases the last version for redo all
        if ( (whichButton != 'wikEdUndo') && (whichButton != 'wikEdRedo') && (whichButton != 'wikEdUndoAll') ) {
            wikEdLastVersion = null;
        }

// highlight the syntax
        obj.html = obj.changed.plain;
        if (highlightSyntax == true) {
            WikEdHighlightSyntax(obj);
        }

// display tabs
        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(/  /g, '&nbsp; ');
        obj.html = obj.html.replace(/  /g, '&nbsp; ');

// newlines to <br />
        obj.html = obj.html.replace(/\n/g, '<br />');

// make changed range text the current selection
        obj.sel.removeAllRanges();
        obj.sel.addRange(obj.changed.range);

// get the scroll position
        var scrollTop;
        if (obj.changed.from == 'whole') {
            scrollTop = wikEdFrameBody.scrollTop;
        }

// replace the selection with changed text
        if (obj.html != '') {
            WikEdFrameExecCommand('inserthtml', obj.html);
        }
        else {
            WikEdFrameExecCommand('delete');
        }

// select the whole text after replacing the whole text and scroll to same height
        if (obj.changed.from == 'whole') {
            obj.sel.removeAllRanges();
            wikEdFrameBody.scrollTop = scrollTop;
            var range = document.createRange();
            range.setStartBefore(wikEdFrameBody.firstChild);
            range.setEndAfter(wikEdFrameBody.lastChild);
            obj.sel.addRange(range);
            selectChange = false;
        }

// select the changed text and scroll it into the viewport by using a backwards find
        if (selectChange != false) {

// get the text content of the changed text
            var div = document.createElement('div');
            div.innerHTML = obj.changed.plain;
            var plainText = div.textContent;

// find the text
            if (plainText.length > 0) {
                plainText = plainText.replace(/\n/g, '');

// parameters: window.find(string, caseSensitive, backwards, wrapAround, wholeWord, searchInFrames, showDialog)
                wikEdFrameWindow.find(plainText, true, true, false, false, false, false);
            }
        }
    }

// remove selection, keep whole text auto-selection as warning
    if (
        ( (obj.changed.keepSel != true) && (obj.changed.from != 'whole') ) ||
        (whichButton == 'wikEdRedirect') ||
        ( (whichButton == 'wikEdWikify') && (parameters == 'whole') )
    ) {

// workaround for Firefox 1.5 bug using: obj.sel.getRangeAt(obj.sel.rangeCount - 1).collapse(false);
        var range = document.createRange();
        range.setStart(obj.sel.focusNode, obj.sel.focusOffset);
        range.collapse(true);
        obj.sel.removeAllRanges();
        obj.sel.addRange(range);
    }

// reset button to active, reset cursor
    if (buttonObj != null) {
        if (buttonObj.className != 'wikEdButtonInactive') {
            buttonObj.className = 'wikEdButton';
        }
        buttonObj.style.cursor = 'auto';
    }

// grey out inactive buttons
    WikEdInactiveButtons();

// reset the frame DOM cache because the frame content has been changed
    wikEdFrameDOMCache = null;

// focus the frame
    if (wikEdUseWikEd == true) {
        wikEdFrameWindow.focus();
    }

// add event handler to make highlighted frame links ctrl-clickable
    if ( (highlightSyntax == true) && (obj.changed.plain != null) ) {
        WikEdFollowLinks();
    }

    return;
}


//
// WikEdFollowLinks: add event handler to make highlighted frame links ctrl-clickable
//

function WikEdFollowLinks() {

    if (wikEdFollowLinks == true) {
        var spanArray = wikEdFrameBody.getElementsByTagName('span');
        for (var i = 0; i < spanArray.length; i ++) {
            if (spanArray[i].onclick != null) {
                var onClickCode = spanArray[i].onclick.toString();
                var linkMatch = onClickCode.match(/\svar linkName *= *[\'\"](.*)[\'\"]/);
                if (linkMatch != null) {
                    spanArray[i].title = linkMatch[1] + ' ' + wikEdText['followLink'];
                }
                spanArray[i].addEventListener('click', WikEdFollowLinkHandler, true);
            }
        }
    }
    return;
}


//
// WikEdGetText: get the text fragments to manipulate
//

function WikEdGetText(obj, whichFragment, noWikify) {

// get selection object
    if (obj.sel == null) {
        obj.sel = wikEdFrameWindow.getSelection();
    }

// cursor for the cursor position (always done)
    if (obj.cursor == null) {
        obj.cursor = {};
        obj.cursor.from = 'cursor';
        obj.cursor.keepSel = false;
        obj.cursor.range = document.createRange();
        obj.cursor.range.setStart(obj.sel.focusNode, obj.sel.focusOffset);
        obj.cursor.range.setEnd(obj.sel.focusNode, obj.sel.focusOffset);
        obj.cursor.plain = '';
    }

// whole for the whole text
    if (obj.whole == null) {
        if (/whole|selectionWord|selectionLine|focusWord|focusLine/.test(whichFragment) == true) {
            obj.whole = {};
            obj.whole.plainArray = [];
            obj.whole.plainNode = [];
            obj.whole.plainStart = [];
            obj.whole.from = 'whole';
            obj.whole.keepSel = false;

// set whole range
            obj.whole.range = document.createRange();
            obj.whole.range.setStartBefore(wikEdFrameBody.firstChild);
            obj.whole.range.setEndAfter(wikEdFrameBody.lastChild);

// get whole plain text
            WikEdGetInnerHTML(obj.whole, wikEdFrameBody);
            obj.whole.code = obj.whole.html;
            WikEdRemoveHighlightingWikify(obj.whole, noWikify);
            obj.whole.plain = obj.whole.html;
            obj.whole.plain = obj.whole.plain.replace(/<br\b[^>]*>/g, '\n');
            obj.whole.plain = obj.whole.plain.replace(/\u00a0/g, ' ');
        }
    }

// selection for the selected text
    if (obj.selection == null) {
        if (/selection\b|selectionWord|selectionLine/.test(whichFragment) == true) {
            obj.selection = {};
            obj.selection.from = 'selection';
            obj.selection.keepSel = false;

// copy range to document fragment
            obj.selection.range = obj.sel.getRangeAt(obj.sel.rangeCount - 1);
            var documentFragment = obj.selection.range.cloneContents();

// get selected text
            WikEdGetInnerHTML(obj.selection, documentFragment);
            obj.selection.code = obj.selection.html;
            WikEdRemoveHighlightingWikify(obj.selection, noWikify);
            obj.selection.plain = obj.selection.html;
            obj.selection.plain = obj.selection.plain.replace(/<br\b[^>]*>/g, '\n');
            obj.selection.plain = obj.selection.plain.replace(/\u00a0/g, ' ');
        }
    }

// focusWord and focusLine for the complete words and lines under the cursor
    if (obj.focusWord == null) {
        if (/focusWord|focusLine/.test(whichFragment) == true) {
            obj.focusWord = {};
            obj.focusWord.from = 'focusWord';
            obj.focusWord.range = document.createRange();

// setup focusLine object for the line under the cursor
            obj.focusLine = {};
            obj.focusLine.from = 'focusLine';
            obj.focusLine.keepSel = false;
            obj.focusLine.range = document.createRange();

// find the word and line boundaries
            WikEdFindBoundaries(obj.focusWord, obj.focusLine, obj.whole, obj.cursor);

// get the wikified plain text for the word under the cursor
            var documentFragment = obj.focusWord.range.cloneContents();
            WikEdGetInnerHTML(obj.focusWord, documentFragment);
            obj.focusWord.code = obj.focusWord.html;
            WikEdRemoveHighlightingWikify(obj.focusWord, noWikify);
            obj.focusWord.plain = obj.focusWord.html;
            obj.focusWord.plain = obj.focusWord.plain.replace(/<br\b[^>]*>/g, '\n');
            obj.focusWord.plain = obj.focusWord.plain.replace(/\u00a0/g, ' ');

// get the wikified plain text for the line under the cursor
            var documentFragment = obj.focusLine.range.cloneContents();
            WikEdGetInnerHTML(obj.focusLine, documentFragment);
            obj.focusLine.code = obj.focusLine.html;
            WikEdRemoveHighlightingWikify(obj.focusLine, noWikify);
            obj.focusLine.plain = obj.focusLine.html;
            obj.focusLine.plain = obj.focusLine.plain.replace(/<br\b[^>]*>/g, '\n');
            obj.focusLine.plain = obj.focusLine.plain.replace(/\u00a0/g, ' ');
        }
    }

// selectionWord and selectionLine for the complete words and lines under the selection
    if (obj.selectionWord == null) {
        if (/selectionWord|selectionLine/.test(whichFragment) == true) {

// setup selectionWord object for the words under the selection
            obj.selectionWord = {};
            obj.selectionWord.from = 'selectionWord';
            obj.selectionWord.keepSel = false;
            obj.selectionWord.range = document.createRange();

// setup selectionLine object for the lines under the selection
            obj.selectionLine = {};
            obj.selectionLine.from = 'selectionLine';
            obj.selectionLine.range = document.createRange();

// find the word and line boundaries
            WikEdFindBoundaries(obj.selectionWord, obj.selectionLine, obj.whole, obj.selection);

// get the wikified plain text for the words under the selection
            var documentFragment = obj.selectionWord.range.cloneContents();
            WikEdGetInnerHTML(obj.selectionWord, documentFragment);
            obj.selectionWord.code = obj.selectionWord.html;
            WikEdRemoveHighlightingWikify(obj.selectionWord, noWikify);
            obj.selectionWord.plain = obj.selectionWord.html;
            obj.selectionWord.plain = obj.selectionWord.plain.replace(/<br\b[^>]*>/g, '\n');
            obj.selectionWord.plain = obj.selectionWord.plain.replace(/\u00a0/g, ' ');

// get the wikified plain text for the lines under the selection
            var documentFragment = obj.selectionLine.range.cloneContents();
            WikEdGetInnerHTML(obj.selectionLine, documentFragment);
            obj.selectionLine.code = obj.selectionLine.html;
            WikEdRemoveHighlightingWikify(obj.selectionLine, noWikify);
            obj.selectionLine.plain = obj.selectionLine.html;
            obj.selectionLine.plain = obj.selectionLine.plain.replace(/<br\b[^>]*>/g, '\n');
            obj.selectionLine.plain = obj.selectionLine.plain.replace(/\u00a0/g, ' ');
        }
    }
    return;
}


//
// WikEdFind: custom find function with regexp properties, sets obj.changed.range, uses obj ranges
//

function WikEdFind(obj, findText, caseSensitive, backwards, wrap, regExp) {

    var range = obj.sel.getRangeAt(obj.sel.rangeCount - 1);
    var found = false;

// empty the range to avoid error messages for reverse direction ranges
    obj.changed.range = document.createRange();

// use the fast built-in find function for non-regexp searches
    if (regExp == null) {

// parameters: window.find(string, caseSensitive, backwards, wrapAround, wholeWord, searchInFrames, showDialog)
        found = wikEdFrameWindow.find(findText, caseSensitive, backwards, wrap, false, true, false);
        if (found == true) {
            range = obj.sel.getRangeAt(obj.sel.rangeCount - 1);
        }
        obj.changed.range = range.cloneRange();
    }

// slow javascript regexp find and replace
    else {

// perform find
        if (obj.plainArray === undefined) {
            WikEdParseDOM(obj, wikEdFrameBody);
        }
        var regExpMatch = [];

// find next, search to the right
        if (backwards == false) {

// set start position for search to right
            regExpMatch = regExp.exec(obj.plain);
            regExp.lastIndex = obj.plainFocus;

// execute the regexp search to the right
            regExpMatch = regExp.exec(obj.plain);

// remember position for repeated searches
            obj.plainFocus = regExp.lastIndex;

// wrap around, start at beginning
            if ( (wrap == true) && (regExpMatch == null) ) {
                regExp.lastIndex = 0;
                regExpMatch = regExp.exec(obj.plain);
            }
        }

// find previous, search to the left
        else {

// cycle through the matches to the left
            var regExpMatchNext;
            do {
                regExpMatch = regExpMatchNext;
                regExpMatchNext = regExp.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 = regExp.exec(obj.plain);
                } while (regExpMatchNext != null);
            }
        }

// select the find
        if (regExpMatch != null) {
            found = true;
            var i = 0;
            while ( (obj.plainStart[i + 1] <= regExpMatch.index) && (obj.plainStart[i + 1] != null) ) {
                i ++;
            }
            var j = i;
            while ( (obj.plainStart[j + 1] <= regExpMatch.index + regExpMatch[0].length) && (obj.plainStart[j + 1] != null) ) {
                j ++;
            }
            obj.changed.range.setEnd  (obj.plainNode[j], regExpMatch.index + regExpMatch[0].length - obj.plainStart[j]);
            obj.changed.range.setStart(obj.plainNode[i], regExpMatch.index - obj.plainStart[i]);
        }
    }
    return(found);
}


//
// WikEdTextify: strip html off of text
//

function WikEdTextify(obj) {

// convert html to plain
    obj.plain = obj.html;
    obj.plain = obj.plain.replace(/\n/g, ' ');

// delete tags
    obj.plain = obj.plain.replace(/<(style|script|object|applet|embed)\b[^>]*>.*?<\/\1>/g, '');

// newlines
    obj.plain = obj.plain.replace(/<(br)\b[^>]*>/g, '\n');

// remove highlighting pre tags
    var isRemove = [];
    obj.plain = obj.plain.replace(/(<(\/?)pre\b([^>]*)>)/g,
        function (p, p1, p2, p3) {
            if (p2 == '') {
                if (/\bclass=\"wikEd\w+\"/.test(p3)) {
                    isRemove.push(true);
                    return('');
                }
                isRemove.push(false);
                return(p1);
            }
            if (isRemove.pop() == true) {
                return('');
            }
            return(p1);
        }
    );

// blocks
    obj.plain = obj.plain.replace(/<\/?(address|blockquote|center|div|hr|isindex|p|pre)\b[^>]*>/g, '\u0000\u0000');

// keep headings only if starting with a newline
    obj.html = obj.html.replace(/[\s|\u0000]*(^|\n|\u0000)[\s|\u0000]*<h[1-6]\b[^>]*>(.*?)<\/h[1-6]>[\s|\u0000]*/g, '\u0000\u0000$2\u0000\u0000');

// lists
    obj.plain = obj.plain.replace(/<\/?(dir|dl|menu|ol|ul)\b[^>]*>/g, '\u0000');
    obj.plain = obj.plain.replace(/<\/(dd|dt|li)>/g, '\u0000');

// forms
    obj.plain = obj.plain.replace(/<\/?(select|textarea)\b[^>]*>/g, '\u0000');
    obj.plain = obj.plain.replace(/<\/(option|legend|optgroup)>/g, '\u0000');

// table
    obj.plain = obj.plain.replace(/<\/?(table|caption)\b[^>]*>/g, '\u0000');
    obj.plain = obj.plain.replace(/<\/(tr|th|td)>/g, '\u0000');

// finish html to plain conversion
    obj.plain = obj.plain.replace(/<[^>]*>/g, '');

// remove spaces
    obj.plain = obj.plain.replace(/[ \t\u00a0]+(\u0000)/g, '$1');
    obj.plain = obj.plain.replace(/(\u0000)[ \t\u00a0]+/g, '$1');

// trim down \u0000 and \n
    obj.plain = obj.plain.replace(/\u0000{3,}/g, '\n\n');
    obj.plain = obj.plain.replace(/\u0000/g, '\n');

// remove empty lines and spaces from article start and end
    if (obj.from == 'whole') {
        obj.html = obj.html.replace(/^\s+|\s+$/g, '');
    }

    return;
}


//
// WikEdInactiveButtons: grey out inactive buttons, called after every change and click
//

function WikEdInactiveButtons() {

// undo
    if (wikEdFrameDocument.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 (wikEdFrameDocument.queryCommandEnabled('redo') == true ) {
        document.getElementById('wikEdRedo').className = 'wikEdButton';
    }
    else {
        document.getElementById('wikEdRedo').className = 'wikEdButtonInactive';
    }

// redo all
    if (wikEdLastVersion != null) {
        document.getElementById('wikEdRedoAll').className = 'wikEdButton';
    }
    else {
        document.getElementById('wikEdRedoAll').className = 'wikEdButtonInactive';
    }
    return;
}

//
// WikEdFixBasic: fix characters, spaces, empty lines, certain headings, needed for all fixing functions
//

/// change: double spaces ok after dot

function WikEdFixBasic(obj) {

// non-breaking space character to normal space
    obj.plain = obj.plain.replace(/(\u00a0)/g, ' ');

// remove trailing spaces
    obj.plain = obj.plain.replace(/( |&nbsp;)+\n/g, '\n');

// empty line before and after headings, spaces around word (lookahead)
    obj.plain = obj.plain.replace(/\n+(=+) *([^\n]*?) *(=+)(?=\n)\n*/g, '\n\n$1 $2 $3\n\n');

// uppercase well known headings
    var regExp = new RegExp('\\n=+ ' + wikEdText['External links'] + '? =+\\n', 'gi');
    obj.plain = obj.plain.replace(regExp, '\n== ' + wikEdText['External links'] + ' ==\n');
    regExp = new RegExp('\\n=+ ' + wikEdText['See also'] + ' =+\\n', 'gi');
    obj.plain = obj.plain.replace(regExp, '\n== ' + wikEdText['See also'] + ' ==\n');
    regExp = new RegExp('\\n=+ ' + wikEdText['References'] + '? =+\\n', 'gi');
    obj.plain = obj.plain.replace(regExp, '\n== ' + wikEdText['References'] + ' ==\n');

// add space after * # : ; (list) and after {| |- | (table)
    obj.plain = obj.plain.replace(/(^|\n)([\*\#\:\;]+|\{\||\|\-|\|\}|\|) */g, '$1$2 ');
    obj.plain = obj.plain.replace(/ +\n/g, '\n');

// empty line before and after tables
    obj.plain = obj.plain.replace(/\n+(\{\|)/g, '\n\n$1');
    obj.plain = obj.plain.replace(/(\n\|\}([^\}]|$)) *([^\n]*)[\n|$]+/g, '$1\n\n$3\n\n');

// empty line before and after lists
    obj.plain = obj.plain.replace(/(^|\n)([^\*\#\:\;].*?)\n+([\*\#\:\;])/g, '$1$2\n\n$3');
    obj.plain = obj.plain.replace(/(^|\n)([\*\#\:\;].*?)\n+([^\*\#\:\;])/g, '$1$2\n\n$3');

// split into lines and change single lines, used to handle tables
    var lines = obj.plain.split('\n');
    obj.plain = '';
    var tableflag = false;
    for (var i = 0; i < lines.length; i++) {
        var line = lines[i];

// do not change lines starting with a blank
        if (/^ /.test(line) == false) {

// detect table
            if ( line.match(/^(\{\||\!|\|[^}])/) ) {
                tableflag = true;
            }
            else if ( line.match(/^\|\}/) ) {
                tableflag = false;
            }

// changes only to be done in tables
            if (tableflag) {

// add spaces around ||
                line = line.replace(/ *\|\| */g, ' || ');
            }

// changes not to be done in tables
            if (! tableflag) {

// empty line before and after images
                var regExp = new RegExp('^(\\[\\[' + wikEdText['wikicode Image'] + ':.*?\\]\\])', 'ig');
                line = line.replace(regExp, '\n$1');

                regExp = new RegExp('(\\[\\[' + wikEdText['wikicode Image'] + ':.*?(\\[\\[.*?\\]\\].*?)*\\]\\])$', 'ig');
                line = line.replace(regExp, '$1\n');

// empty line before and after includes
                line = line.replace(/^(\{\{.*?\}\})/g, '\n$1');
                line = line.replace(/(\{\{.*?\}\})$/g, '$1\n');
            }
        }

// concatenate the lines
        obj.plain += line;
        if (i < lines.length - 1) {
            obj.plain += '\n';
        }
    }

// remove underscores in wikilinks
    obj.plain = obj.plain.replace(/\[\[(.*?)(\|.*?)?\]\]/g,
        function (p, p1, p2) {
            p1 = p1.replace(/_/g, ' ');
            return('[[' + p1 + p2 + ']]');
        }
    );

// remove spaces in wikilinks
    obj.plain = obj.plain.replace(/\[\[ *([^\n]*?) *\]\]/g, '[[$1]]');

// remove spaces in external links
    obj.plain = obj.plain.replace(/\[ *([^\n]*?) *\]/g, '[$1]');

// no space around pipes before brackets
    obj.plain = obj.plain.replace(/ +\| +\]\]/g, '|]]');

// 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)\n+(\{\{.*?\}\})/g, '\n$1$2');

// spaces in comments
    obj.plain = obj.plain.replace(/(&lt;!--) *([^\n]*?) *(--&gt;)/g, '$1 $2 $3');

// empty line before and after categories
    var regExp = new RegExp('( |\\n)*(\\[\\[' + wikEdText['wikicode Category'] + ':[^\\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:[^\\n]*?\\]\\])\\n*(?=\\[\\[' + wikEdText['wikicode Category'] + ':[^\\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');

    return;
}


//
// WikEdFixPunct: remove space before .,:;
//

function WikEdFixPunct(obj) {

    WikEdFixBasic(obj);

    obj.plain = obj.plain.replace(/([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9\'\"”\]\}\)]) +([\.\,\:\;])(\s+|$)/g, '$1$2 ');
    obj.plain = obj.plain.replace(/\s+$/g, '');

    return;
}


//
// WikEdFixUnicode: fix unicode character representations
//

function WikEdFixUnicode(obj) {

// replace supported chars: change decimal, hex, and character entities into actual char
    for (var i = 0; i < wikEdSupportedChars.length; i ++) {
        var replaceChar = String.fromCharCode(parseInt(wikEdSupportedChars[i][0], 16));

// decimal representation
        var regExpStr = '&#0*' + parseInt(wikEdSupportedChars[i][0], 16) + ';|';

// hex representation
        regExpStr += '&#x0*' + wikEdSupportedChars[i][0] + ';';

// case insensitive replace
        var regExp = new RegExp(regExpStr, 'gi');
        obj.plain = obj.plain.replace(regExp, replaceChar);

// character entity representation
        regExpStr = '&amp;' + wikEdSupportedChars[i][1] + ';';

// case sensitive replace
        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 < wikEdProblemChars.length; i ++) {
        replaceChar = '&' + wikEdProblemChars[i][1] + ';';

// decimal representation
        regExpStr = '&#0*' + parseInt(wikEdProblemChars[i][0], 16) + ';|';

// hex representation
        regExpStr += '&#x0*' + wikEdProblemChars[i][0] + ';';

// case insensitive replace
        regExp = new RegExp(regExpStr, 'gi');
        obj.plain = obj.plain.replace(regExp, replaceChar);

// actual character representation
        regExpStr = '\\u' + wikEdProblemChars[i][0];

// case sensitive replace
        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 < wikEdSpecialChars.length; i ++) {
        var replaceChar = '&amp;' + wikEdSpecialChars[i][1] + ';';

// decimal representation
        var regExpStr = '&#0*' + parseInt(wikEdSpecialChars[i][0], 16) + ';|';

// hex representation
        regExpStr += '&#x0*' + wikEdSpecialChars[i][0] + ';';

// case insensitive replace
        var regExp = new RegExp(regExpStr, 'gi');
        obj.plain = obj.plain.replace(regExp, replaceChar);

// actual character representation
        regExpStr = '\\u' + wikEdSpecialChars[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;
}


//
// WikEdFixMath: math character fixer, originally from User:Omegatron
//

function WikEdFixMath(obj) {

    WikEdFixBasic(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
            p1 = p1.replace(/([^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9\,\{])-(\d)/g, '$1\u2212$2');

// changes 2x3 to 2×3
            p1 = p1.replace(/(\d *)x( *\d)/g, '$1\u00d7$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>
            p1 = p1.replace(/([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9])\^(\u2212?\d+\.?\d*) /g, '$1&lt;sup&gt;$2&lt;/sup&gt;');

// change +/- to ±
            p1 = p1.replace(/( |\d)\+\/(-|\u2212)( |\d)/g, '$1\u00b1$3');

// htmlize single char superscripts
            p1 = p1.replace(/(\u00b9|&sup1;)/g, '&lt;sup&gt;1&lt;/sup&gt;');
            p1 = p1.replace(/(\u00b2|&sup2;)/g, '&lt;sup&gt;2&lt;/sup&gt;');
            p1 = p1.replace(/(\u00b3|&sup3;)/g, '&lt;sup&gt;3&lt;/sup&gt;');

            return(p1 + p2);
        }
    );
    return;
}


//
// WikEdFixChem: fix chemical formulas
//

function WikEdFixChem(obj) {

    WikEdFixBasic(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(/(^|[^a-z])h2o([^a-z]|$)/g, '$1H2O$2');
    obj.plain = obj.plain.replace(/(^|[^a-z])h3o+/g, '$1H3O+');
    obj.plain = obj.plain.replace(/(^|[^a-z])oh-/g, '$1OH+');

// 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.substr(0, 1).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 -
    obj.plain = obj.plain.replace(/([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|\)|&gt;) +(-|\u2212) +([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|\()/g, '$1 \u2212 $3');

    return;
}


//
// WikEdFixUnits: unit formatter
//

function WikEdFixUnits(obj) {

    WikEdFixBasic(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
    obj.plain = obj.plain.replace(/( *\/ *|\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)(?=[^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|$)/g,
        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
    obj.plain = obj.plain.replace(/ K(bit\/s|B\/s)([^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|$)/g, ' k$1$2');
    obj.plain = obj.plain.replace(/ m(bit\/s|B\/s)([^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|$)/g, ' M$1$2');
    obj.plain = obj.plain.replace(/ g(bit\/s|B\/s)([^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|$)/g, ' G$1$2');
    obj.plain = obj.plain.replace(/ t(bit\/s|B\/s)([^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|$)/g, ' T$1$2');
    obj.plain = obj.plain.replace(/ e(bit\/s|B\/s)([^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|$)/g, ' E$1$2');

    return;
}


//
// WikEdFixDashes: dash fixer - fixes several obvious en/em dash, minus sign, and such special characters.
// originally from User:Omegatron
//

function WikEdFixDashes(obj) {

    WikEdFixBasic(obj);

// convert html 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');

// convert -- and em dashes with or without spaces to em dash surrounded by spaces
    obj.plain = obj.plain.replace(/([a-zA-Z\'\"”\]\}\)]) *(--|—|&amp;mdash;) *([a-zA-Z\'\"“\[\{\(])/g, '$1 — $3');

// convert - or en dashes with spaces to em dash character surrounded by spaces
    obj.plain = obj.plain.replace(/([a-zA-Z\'\"”\]\}])( |&amp;nbsp;)+(\u2212|–|&amp;ndash;) +([a-zA-Z\'\"“\[\{])/g, '$1$2— $4');

// convert hyphen next to lone number into a minus sign character
    obj.plain = obj.plain.replace(/([a-zA-Z\'\"”\]\>] )-(\d)/g, '$1\u2212$2');

// convert dashes to en dashes in dates
    obj.plain = obj.plain.replace(/([ \(][12]\d\d\d) ?(--?|—|&amp;mdash;) ?([12]\d\d\d|\d\d)([ \),.;])/g, '$1–$3$4');

    return;
}


//
// WikEdFixHTML: fix html to wikicode
//

function WikEdFixHTML(obj) {

    WikEdFixBasic(obj);

// remove syntax highlighting
    obj.html = obj.plain;
    obj.html = obj.html.replace(/\n/g, '<br />');
    WikEdRemoveHighlighting(obj);

// turn visible html code into real html, exclude comments
    obj.html = obj.html.replace(/&lt;(\/?\w.*?)&gt;/g, '<$1>');

// wikify, keep user added attribute
    WikEdWikifyHTML(obj, true);

// turn real html into visible html code
    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;
}


//
// WikEdFixCaps: fix capitalizing of lists, linklists, images, headings
//

function WikEdFixCaps(obj) {

    WikEdFixBasic(obj);

// uppercase lists
// start (listcode (char-ent|tag|category..|digit|non-word,non-ret))(word,non-digit..) end
    obj.plain = obj.plain.replace(/^([\*\#\:\;]+ (\&\w+\;|&lt;[^\n]*?&gt;|\{\{.*?\}\}[^\n]*|\d|[^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9\n])*)([^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9\d].*?)?$/gm,
        function (p, p1, p2, p3) {
            if ( ! p3.match(/^(http|ftp|alpha|beta|gamma|delta|epsilon|kappa|lambda|$)/) ) {
                p3 = p3.substr(0, 1).toUpperCase() + p3.substr(1);
            }
            return(p1 + p3);
        }
    );

// uppercase link lists (link)
    obj.plain = obj.plain.replace(/^([\*\#\:\;]+ \[\[)([^\n]*?)(\]\])/gm,
        function (p, p1, p2, p3) {

// uppercase link
            p2 = p2.replace(/^((\&\w+\;|[^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|\d)*)([a-zA-ZÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9_].*)$/,
                function (p, p1, p2, p3) {
                    if ( ! p3.match(/^(http|ftp|alpha|beta|gamma|delta|epsilon|kappa|lambda)/) ) {
                        p3 = p3.substr(0, 1).toUpperCase() + p3.substr(1);
                    }
                    return(p1 + p3);
                }
            );

// uppercase comment
            p2 = p2.replace(/(\| *(\&\w+\;|&lt;[^\n]*?&gt;|[^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]|\d)*)([a-zA-ZÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9_].*)$/,
                function (p, p1, p2, p3) {
                    if ( ! p3.match(/^(http|ftp|alpha|beta|gamma|delta|epsilon|kappa|lambda)/) ) {
                        p3 = p3.substr(0, 1).toUpperCase() + p3.substr(1);
                    }
                    return(p1 + p3);
                }
            );
            return(p1 + p2 + p3);
        }
    );

// uppercase headings
    obj.plain = obj.plain.replace(/^(=+ (\&\w+\;|&lt;[^\n]*?&gt;|\d|[^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9\n])*)([a-zA-ZÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9_].*? =+)$/gm,
        function (p, p1, p2, p3) {
            if ( ! p3.match(/^(http|ftp|alpha|beta|gamma|delta|epsilon|kappa|lambda)/) ) {
                p3 = p3.substr(0, 1).toUpperCase() + p3.substr(1);
            }
            return(p1 + p3);
        }
    );

// uppercase images
    regExp = new RegExp('(\\[\\[)' + wikEdText['wikicode Image'] + ':([\\wÀ-ÖØ-öø-\\u0220\\u0222-\\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\\u0400-\\u0481\\u048a-\\u04ce\\u04d0-\\u04f5\\u04f8\\u04f9])([^\\n]*\\]\\])', 'igm');
    obj.plain = obj.plain.replace(regExp,
        function (p, p1, p2, p3) {
            return(p1 + wikEdText['wikicode Image'] + ':' + p2.toUpperCase() + p3);
        }
    );

    return;
}


//
// WikEdFixAll:
//

function WikEdFixAll(obj) {
    WikEdFixBasic(obj);
    WikEdFixUnicode(obj);
    WikEdFixHTML(obj);
    WikEdFixCaps(obj);
    return;
}


//
// WikEdRemoveElements: remove elements by tag name
//

function WikEdRemoveElements(tagNameArray) {

// cycle through the element names
    for (var property in tagNameArray) {
        var elementArray = wikEdFrameDocument.getElementsByTagName(tagNameArray[property]);
        for (var i = 0; i < elementArray.length; i ++) {
            elementArray[i].parentNode.removeChild(elementArray[i]);
        }
    }
    return;
}


//
// WikEdFindBoundaries: find word boundaries and line boundaries starting from selection.range
//

function WikEdFindBoundaries(word, line, whole, selection) {

// get the start node and offset
    var startNode = selection.range.startContainer;
    var startNodeOffset = selection.range.startOffset;

// get the end node and offset
    var endNode = selection.range.endContainer;
    var endNodeOffset = selection.range.endOffset;

    if (startNode.nodeType == 1) {
        startNode = startNode.childNodes[startNodeOffset];
        startNodeOffset = 0;
    }
    if (endNode.nodeType == 1) {
        endNode = endNode.childNodes[endNodeOffset];
        endNodeOffset = 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 regExp = new RegExp('.*[^\\wÀ-ÖØ-öø-\\u0220\\u0222-\\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\\u0400-\\u0481\\u048a-\\u04ce\\u04d0-\\u04f5\\u04f8\\u04f9\\-]', 'g');
    var plain = '';

// check text nodes left-wise for a boundary
    for (var i = startNodeIndex; i >= 0; i --) {
        plain = whole.plainArray[i];

                plain = plain.replace(/&amp;/g, '&');
                plain = plain.replace(/&lt;/g, '<');
                plain = plain.replace(/&gt;/g, '>');

// boundary is a newline
        if (plain == '\n') {

// current newline is the start node
            if (i == startNodeIndex) {
                if (! foundWord) {
                    word.range.setStartBefore(whole.plainNode[i]);
                    foundWord = true;
                }
                line.range.setStartBefore(whole.plainNode[i]);
            }
            else {
                if (! foundWord) {
                    word.range.setStartAfter(whole.plainNode[i]);
                    foundWord = true;
                }
                line.range.setStartAfter(whole.plainNode[i]);
            }
            foundLine = true;
            break;
        }

// check text node for a word boundary
        else if (! foundWord) {
            if (i == startNodeIndex) {
                plain = plain.substr(0, startNodeOffset);

                plain = plain.replace(/&amp;/g, '&');
                plain = plain.replace(/&lt;/g, '<');
                plain = plain.replace(/&gt;/g, '>');
            }
            regExp.lastIndex = 0;
            if (regExp.exec(plain) != null) {
                word.range.setStart(whole.plainNode[i], regExp.lastIndex);
                foundWord = true;
            }
        }
    }

// boundary is start of text
    if (! foundLine) {
        line.range.setStartBefore(whole.plainNode[0]);
        if (! foundWord) {
            word.range.setStartBefore(whole.plainNode[0]);
        }
    }

// find next word and line boundary
    regExp = new RegExp('[^\\wÀ-ÖØ-öø-\\u0220\\u0222-\\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\\u0400-\\u0481\\u048a-\\u04ce\\u04d0-\\u04f5\\u04f8\\u04f9\\-]', 'g');
    foundWord = false;
    foundLine = false;

// check text nodes right-wise for a boundary
    for (var i = endNodeIndex; i < whole.plainArray.length; i ++) {
        plain = whole.plainArray[i];

                plain = plain.replace(/&amp;/g, '&');
                plain = plain.replace(/&lt;/g, '<');
                plain = plain.replace(/&gt;/g, '>');

// boundary is a newline
        if (plain == '\n') {
            if (! foundWord) {
                word.range.setEndBefore(whole.plainNode[i]);
                foundWord = true;
            }
            line.range.setEndBefore(whole.plainNode[i]);
            foundLine = true;
            break;
        }

// check text node for a word boundary
        else if (! foundWord) {
            if (i == endNodeIndex) {
                regExp.lastIndex = endNodeOffset;
            }
            else {
                regExp.lastIndex = 0;
            }
            var regExpArray = regExp.exec(plain);
            if (regExpArray != null) {
                word.range.setEnd(whole.plainNode[i], regExpArray.index);
                foundWord = true;
            }
        }
    }

// boundary is end of text
    if (! foundLine) {
        line.range.setEndAfter(whole.plainNode[whole.plainArray.length - 1]);
        if (! foundWord) {
            word.range.setEndAfter(whole.plainNode[whole.plainArray.length - 1]);
        }
    }
    return;
}


//
// remove syntax highlighting and wikify
//

function WikEdRemoveHighlightingWikify(obj, noWikify) {

    if (obj.html != '') {

// remove syntax highlighting
        WikEdRemoveHighlighting(obj);

// wikify, don't allow many attributes
        if ( (obj.htmlCode == true) && (noWikify != true) ) {
            WikEdWikifyHTML(obj, false);
        }
    }
    return;
}


//
// WikEdWikifyHTML:
//   obj.html contains the text to be wikified
//   expects < > &lt; &gt; &amp;  spaces instead of &nbsp; <br> (not \n)
//   returns <br> (not \n)

/*
    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:
            big|blockquote|colgroup|center|code|del|div|font|ins|pre|s|small|span|strike|sub|sup|tt|u|rb|rp|rt|ruby
    mediawiki tags:
            nowiki|math|gallery|noinclude|includeonly|ref|references
*/

function WikEdWikifyHTML(obj, relaxed) {

    var regExpStr;
    var regExp;
    var regExpMatch;

// delete tags: <style>
    obj.html = obj.html.replace(/<(style)\b[^>]*>.*?<\/\1>/g, '');

// remove MediaWiki section edit spans
    obj.html = obj.html.replace(/<span[^>]*class=\"editsection\"[^>]*>.*?<\/span>\s*/g, '');

// remove MediaWiki heading spans
    obj.html = obj.html.replace(/<span\b[^>]*\bclass=\"mw-headline\"[^>]*>(.*?)<\/span>\s*/g, '$1');

// remove MediaWiki divs from article top
    obj.html = obj.html.replace(/<h3\b[^>]*\bid=\"siteSub\"[^>]*>.*?<\/h3>\s*/g, '');
    obj.html = obj.html.replace(/<div\b[^>]*\bid=\"contentSub\"[^>]*>.*?<\/div>\s*/g, '');
    obj.html = obj.html.replace(/<div\b[^>]*\bid=\"jump-to-nav\"[^>]*>.*?<\/div>\s*/g, '');

// remove MediaWiki table of contents
    obj.html = obj.html.replace(/<table\b[^>]*?\bid=\"toc\"[^>]*>.*?<\/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
    regExp = /<div\b[^>]*\bid=\"catlinks\"[^>]*>(.*?)<\/div>\s*/g;
    while(regExp.test(obj.html) == true) {
        obj.html = obj.html.replace(regExp, '$1');
    }
    regExp = /<p\b[^>]*?\bclass=\"catlinks\"[^>]*>(.*?)<a\b[^>]*>[^<>]+<\/a>: (.*?)<\/p>/g;
    while(regExp.test(obj.html) == true) {
        obj.html = obj.html.replace(regExp, '$1$2');
    }

// sanitize <span> <div> <p>
    obj.html = obj.html.replace(/<(span|div|p)\b *(.*?) *\/?>/g,
        function (p, p1, p2) {
            return('<' + p1 + WikEdSanitizeAttributes(p1, p2, relaxed) +  '>');
        }
    );

// remove <span> ... </span> pairs withhout attributes
    var isRemove = [];
    obj.html = obj.html.replace(/(<(\/?)span\b([^>]*)>)/g,
        function (p, p1, p2, p3) {
            if (p2 == '') {
                if (p3 == '') {
                    isRemove.push(true);
                    return('');
                }
                isRemove.push(false);
                return(p1);
            }
            if (isRemove.pop() == true) {
                return('');
            }
            return(p1);
        }
    );

// remove <p> ... </p> pairs withhout attributes
    var isRemove = [];
    obj.html = obj.html.replace(/(<(\/?)p\b([^>]*)>)/g,
        function (p, p1, p2, p3) {
            if (p2 == '') {
                if (p3 == '') {
                    isRemove.push(true);
                    return('\u0000\u0000');
                }
                isRemove.push(false);
                return(p1);
            }
            if (isRemove.pop() == true) {
                return('\u0000\u0000');
            }
            return(p1);
        }
    );

// escape character entities
    obj.html = obj.html.replace(/&(?!(amp;|lt;|gt;))/g, '&amp;');

// remove comments
    obj.html = obj.html.replace(/<!--.*?-->/g, '');

// <hr> horizontal rule
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<hr\b[^>]*>(\s|<br\b[^>]*>|\u0000)*/i, '\u0000\u0000----\u0000\u0000');

// <i> <em> <dfn> <var> <cite> italic
    obj.html = obj.html.replace(/<(i|em|dfn|var|cite)\b[^>]*>/g, '\'\'');
    obj.html = obj.html.replace(/<\/(i|em|dfn|var|cite)\b[^>]*>/g, '\'\'');

// <b> <strong> bold
    obj.html = obj.html.replace(/<(b|strong)\b[^>]*>/g, '\'\'\'');
    obj.html = obj.html.replace(/<\/(b|strong)\b[^>]*>/g, '\'\'\'');

// <h1> .. <h6> headings
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*(^|\n|<br\b[^>]*>|\u0000)(\s|<br\b[^>]*>|\u0000)*<h1\b[^>]*>(.*?)<\/h1>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000\u0000= $4 =\u0000\u0000');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*(^|\n|<br\b[^>]*>|\u0000)(\s|<br\b[^>]*>|\u0000)*<h2\b[^>]*>(.*?)<\/h2>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000\u0000== $4 ==\u0000\u0000');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*(^|\n|<br\b[^>]*>|\u0000)(\s|<br\b[^>]*>|\u0000)*<h3\b[^>]*>(.*?)<\/h3>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000\u0000=== $4 ===\u0000\u0000');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*(^|\n|<br\b[^>]*>|\u0000)(\s|<br\b[^>]*>|\u0000)*<h4\b[^>]*>(.*?)<\/h4>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000\u0000==== $4 ====\u0000\u0000');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*(^|\n|<br\b[^>]*>|\u0000)(\s|<br\b[^>]*>|\u0000)*<h5\b[^>]*>(.*?)<\/h5>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000\u0000===== $4 =====\u0000\u0000');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*(^|\n|<br\b[^>]*>|\u0000)(\s|<br\b[^>]*>|\u0000)*<h6\b[^>]*>(.*?)<\/h6>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000\u0000====== $4 ======\u0000\u0000');

    obj.html = obj.html.replace(/<(h[0-6])\b[^>]*>(.*?)<\/\1>/g, '$2');

// remove <thead> <tbody> <tfoot>
    obj.html = obj.html.replace(/(\s|\u0000|<br\b[^>]*>)<\/?(thead|tbody|tfoot)\b[^>]*>(\s|\u0000|<br\b[^>]*>)*/g, '$1');

// remove <col></col> and <colgroup></colgroup>\s
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<(col)\b[^>]*>.*?<\/\2>(|<br\b[^>]*>|\u0000)*/g, '');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<(colgroup)\b[^>]*>.*?<\/\2>(|<br\b[^>]*>|\u0000)*/g, '');

// line breaks in table cells
    obj.html = obj.html.replace(/(<(td|th|caption)\b[^>]*>)(.*?)(<\/\2>)/g,
        function(p, p1, p2, p3, p4) {
            p3 = p3.replace(/^(\s|<br\b[^>]*|\u0000>)+/g, '');
            p3 = p3.replace(/(\s|<br\b[^>]*|\u0000>)+$/g, '');
            p3 = p3.replace(/<br\b[^>]*> */g, '&lt;br /&gt;');
            return(p1 + p3 + p4);
        }
    );

// remove table closing tags
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<\/(tr|thead|tbody|tfoot)>(\s|<br\b[^>]*>|\u0000)*/g, '');

// <td> table cells
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<td>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000| ');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<(td) +([^>]*)>(\s|<br\b[^>]*>|\u0000)*/g,
        function (p, p1, p2, p3, p4) {
            p3 = WikEdSanitizeAttributes(p2, p3, relaxed);
            if (p3 == '') {
                return('\u0000| ');
            }
            else {
                return('\u0000|' + p3 + ' | ');
            }
        }
    );

// <th> table cells
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<th>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000| ');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<(th) +([^>]*)>(\s|<br\b[^>]*>|\u0000)*/g,
        function (p, p1, p2, p3, p4) {
            p3 = WikEdSanitizeAttributes(p2, p3, relaxed);
            if (p3 == '') {
                return('\u0000| ');
            }
            else {
                return('\u0000|' + p3 + ' | ');
            }
        }
    );

// <tr> table rows
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<tr>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000|-\u0000');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<(tr) +([^>]*)>(\s|<br\b[^>]*>|\u0000)*/g,
        function (p, p1, p2, p3, p4) {
            return('\u0000|-' + WikEdSanitizeAttributes(p2, p3, relaxed) + '\u0000');
        }
    );

// <caption> table caption
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<caption>(\s|<br\b[^>]*>|\u0000)*/g, '\u0000|+ ');
    obj.html = obj.html.replace(/(\s|<br\b[^>]*>|\u0000)*<(caption) +([^>]*)>(\s|<br\b[^>]*>|\u0000)*/g,
        function (p, p1, p2, p3, p4) {
            p3 = WikEdSanitizeAttributes(p2, p3, relaxed);
            if (p3 == '') {
                return('\u0000|+ ');
            }
            else {
                return('\u0000|+' + p3 + ' | ');
            }
        }
    );

// remove closing tags
    obj.html = obj.html.replace(/\s*<\/(td|th|caption)>\s*/g, '');

// line breaks, also in table cells (continued)
    obj.html = obj.html.replace(/<br\b[^>]*>/g, '\u0000');

// <table>
    obj.html = obj.html.replace(/[\s\u0000]*<table>[\s\u0000]*(\|-(?=[\n\u0000]))?/g, '\u0000\u0000{|\u0000');
    obj.html = obj.html.replace(/[\s\u0000]*<(table) +([^>]*)>[\s\u0000]*(\|-(?=[\n\u0000]))?/g,
        function (p, p1, p2) {
            return('\u0000{|' + WikEdSanitizeAttributes(p1, p2));
        }
    );
    obj.html = obj.html.replace(/[\s\u0000]*<\/table>[\s\u0000]*/g, '\u0000|}\u0000\u0000');

// convert links
    var regExpMatch = [];
    var regExpStr = '(<a(\\b[^>]*)>(.*?)</a>)';
    var regExp = new RegExp(regExpStr, 'gi');
    obj.html = obj.html.replace(regExp,
        function (p, p1, p2, p3) {
            var linkPar = p2;
            var linkText = p3;
            var linkArticle = '';
            var pathArticle = '';
            var linkTitle = '';
            var urlPar = '';
            var imgWidth = '';
            var paramLink = false;

// check if it is a wiki article link, get path article name and url parameters
            regExpStr = ' href=\\"(' + wikEdServer + '|\\.|(\\.\\.\/)*\\.\\.)(' + wikEdArticlePath + '([^\\"\\?]+)|' + wikEdScriptPath + 'index\\.php)(\\?([^\\"]*))?(\\"|#)';
            regExp = new RegExp(regExpStr);
            regExpMatch = regExp.exec(linkPar);
            if (regExpMatch != null) {
                urlPar = regExpMatch[6];
                if (regExpMatch[4] != null) {
                    pathArticle = regExpMatch[4];
                }

// check for links with special parameters, not title, action=edit, isbn
                regExp = new RegExp('(\\?|&amp;)(\\w+)=([^\\"\\&]+)', 'g');
                while ( (regExpMatch = regExp.exec(linkPar)) != null) {
                    if ( (regExpMatch[2] != 'title') &&  (regExpMatch[2] != 'isbn') && ( (regExpMatch[2] != 'action') || (regExpMatch[3] != 'edit') ) ) {
                        paramLink = true;
                        break;
                    }
                }
            }

// get article name from path: /article
            if (paramLink != true) {
                if (pathArticle != '') {
                    linkArticle = pathArticle;
                    linkArticle = linkArticle.replace(/_/g, ' ');
                    linkArticle = decodeURIComponent(linkArticle);
                }

// get article name from title="" html parameter
                else {
                    regExpMatch = / title=\"([^\">]+)\"/.exec(linkPar);
                    if (regExpMatch != null) {
                        linkArticle = regExpMatch[1];
                    }

// get article name from title= url parameter
                    else if (urlPar != '') {
                        regExpMatch = /(^|&amp;)title=([^&]+)/.exec(urlPar);
                        if (regExpMatch != null) {
                            linkArticle = regExpMatch[2];
                            linkArticle = linkArticle.replace(/_/g, ' ');
                            linkArticle = decodeURIComponent(linkArticle);

// ISBN links
                            regExpMatch = /(^|&amp;)isbn=(\\d+)/.exec(urlPar);
                            if (regExpMatch != null) {
                                var isbn = regExpMatch[2];
                                regExpMatch = /((\d\-?){13}|(\d\-?){10})/.exec(linkText);
                                if (regExpMatch != null) {
                                    isbn = regExpMatch[1];
                                }
                                return('ISBN ' + isbn);
                            }
                        }
                    }
                }
            }

// format wiki link
            if (linkArticle != '') {

// check for wiki image
                regExpStr = '^<img\\b[^>]*?\\bwidth=\\"(\\d+)\\"[^>]*?>$';
                regExp = new RegExp(regExpStr);
                regExpMatch = regExp.exec(linkText);
                if (regExpMatch != null) {
                    imgWidth = regExpMatch[1];
                    imgWidth = '|' + imgWidth + 'px';
                    if ( (linkTitle != '') && (linkTitle != 'Enlarge') ) {
                        linkTitle = '|' + linkTitle;
                        return('[[' + linkArticle + imgWidth + linkTitle + ']]');
                    }
                    else {
                        return('[[' + linkArticle + imgWidth + ']]');
                    }
                }

// category link
                var regExp = new RegExp('^' + wikEdText['wikicode Category'] + ':(.*)','i');
                regExpMatch = regExp.exec(linkArticle);
                if (regExpMatch != null) {
                    return('[[' + wikEdText['wikicode Category'] + ':' + regExpMatch[1].substr(0, 1).toUpperCase() + linkText.substr(1) + ']]');
                }

// wiki link
                if (linkArticle == linkText.substr(0, 1).toUpperCase() + linkText.substr(1)) {
                    return('[[' + linkText + ']]');
                }

// date link (English only)
                regExpMatch = /^(January|February|March|April|May|June|July|August|September|October|November|December) (\d{1,2})$/.exec(linkArticle);
                if (regExpMatch != null) {
                    var month = regExpMatch[1];
                    var day = regExpMatch[2];
                    if (linkText == (day + ' ' + month) ) {
                        return('[[' + linkArticle + ']]');
                    }
                }

// lowercase the article name if the first char of the link text can exist in lower/uppercase and is lowercase
                if ( linkText.substr(0, 1).toLowerCase() != linkText.substr(0, 1).toUpperCase() ) {
                    if ( linkText.substr(0, 1) == linkText.substr(0, 1).toLowerCase() ) {
                        linkArticle = linkArticle.substr(0, 1).toLowerCase() + linkArticle.substr(1);
                    }
                }

// suffix links
                regExpStr = '^' + linkArticle.replace(/([^\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9])/, '\\$1') + '([\\wÀ-ÖØ-öø-\\u0220\\u0222-\\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\\u0400-\\u0481\\u048a-\\u04ce\\u04d0-\\u04f5\\u04f8\\u04f9]+)$';
                regExp = new RegExp(regExpStr);
                regExpMatch = regExp.exec(linkText);
                if (regExpMatch != null) {
                    return('[[' + linkText + ']]' + regExpMatch[1]);
                }
                return('[[' + linkArticle + '|' + linkText + ']]');
            }

// external link
            regExpMatch = linkPar.match(/ href=\"([^\">]*)\"/);
            if (regExpMatch != null) {
                var linkAddr = regExpMatch[1];
                if (linkAddr != '') {

// PubMed link
                    regExpMatch = /^http:\/\/www\.ncbi\.nlm\.nih\.gov\/entrez\/query\.fcgi\?cmd=Retrieve&amp;db=pubmed&amp;.*?&amp;list_uids=(\d+)/.exec(linkAddr);
                    if (regExpMatch != null) {
                        return('PMID ' + regExpMatch[1]);
                    }

// DOI link
                    regExpMatch = /^http:\/\/dx\.doi\.org\/(.*)/.exec(linkAddr);
                    if (regExpMatch != null) {
                        return('{{doi|' + regExpMatch[1] + '}}');
                    }

// other external link
                    return('[' + linkAddr + ' ' + linkText + ']');
                }
            }

// return unchanged text
            return(p1);
        }
    );

// clean up MediaWiki category list
    var regExp = new RegExp('<span\\b[^>]*>(\\[\\[' + wikEdText['wikicode Category'] + ':[^\\]]+\\]\\])<\\/span>[\\s\\u0000\\|]*', 'gi');
    obj.html = obj.html.replace(regExp, '$1\u0000');

// 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([^>]*)>/g,
        function (p, p1) {

// get and format parameters
            var address = '';
            var regExpMatch = /\bsrc\s*=\s*(\'|\")([^\'\"]*)(\'|\")/i.exec(p1);
            if (regExpMatch != null) {
                address = regExpMatch[2].replace(/^ +| +$/g, '');
            }

            var imgAlt = '';
            regExpMatch = /\balt\s*=\s*(\'|\")([^\'\"]*)(\'|\")/i.exec(p1);
            if (regExpMatch != null) {
                imgAlt = regExpMatch[2].replace(/^ +| +$/g, '');
                imgAlt = imgAlt.replace(/&amp;nbsp;|[\n\u0000]/g, ' ');
                imgAlt = imgAlt.replace(/ {2,}/g, ' ');
                imgAlt = imgAlt.replace(/^ | $/g, '');
                if (imgAlt != '') {
                    imgAlt = '|' + imgAlt;
                }
            }

            var imgWidth = '';
            regExpMatch = /\bwidth\s*=\s*(\'|\")([^\'\"]*)(\'|\")/i.exec(p1);
            if (regExpMatch != null) {
                imgWidth = '|' + regExpMatch[2].replace(/^ +| +$/g, '') + 'px';
            }

            var imgLink = '';
            regExpMatch = /([^\/]+)$/.exec(address);
            if (regExpMatch != null) {
                imgLink = regExpMatch[1];
                if (imgLink != '') {
                    return('[[' + wikEdText['wikicode Image'] + ':' + imgLink + imgWidth + imgAlt + ']]');
                }
            }
            return('');
        }
    );

// convert lists: * # : ;
    var listObj = {};
    listObj.prefix = '';
    obj.html = obj.html.replace(/[\s\u0000]*<(\/?(ol|ul|li|dl|dd|dt))\b[^>]*>[\s\u0000]*/g,
        function (p, p1, p2, p3, p4) {
            switch (p1.toLowerCase()) {
                case 'ol':
                    listObj.prefix += '#';
                    return('\u0000');
                case 'ul':
                    listObj.prefix += '*';
                    return('\u0000');
                case 'dl':
                    listObj.prefix += ':';
                    return('\u0000');
                case '/ol':
                case '/ul':
                case '/dl':
                    listObj.prefix = listObj.prefix.substr(0, listObj.prefix.length - 1);
                    return('\u0000\u0000');
                case 'li':
                case 'dd':
                    return('\u0000' + listObj.prefix + ' ');
                case 'dt':
                    return('\u0000' + listObj.prefix.replace(/:$/, ';') + ' ');
                case '/li':
                case '/dt':
                case '/dd':
                    return('');
            }
            return('');
        }
    );
    obj.html = obj.html.replace(/[\n|\u0000]+[#\*:\;]+ (?=[\n|\u0000])/g, '');

// <> remove not allowed tags
    obj.html = obj.html.replace(/(<\/?)(\/?)(\w+)(.*?>)/g,
        function (p, p1, p2, p3, p4) {
            if ( /^(big|blockquote|colgroup|center|code|del|div|font|ins|p|pre|s|small|span|strike|sub|sup|tt|u|rb|rp|rt|ruby|nowiki|math|gallery|noinclude|includeonly|ref|references)$/i.test(p3) ) {
                return(p1 + p2 + p3 + p4);
            }
            else {
                return('');
            }
        }
    );

// sanitize attributes in opening html tags
    obj.html = obj.html.replace(/<(\w+) +(.*?) *(\/?)>/g,
        function (p, p1, p2, p3) {
            if (p3 != '') {
                p3 = ' ' + p3;
            }
            return('<' + p1 + WikEdSanitizeAttributes(p1, p2, relaxed) + p3 + '>');
        }
    );

// unformat italic or bold blanks
    obj.html = obj.html.replace(/\'\'\'([\s\u0000]+)\'\'\'/g, '$1');
    obj.html = obj.html.replace(/\'\'([\s\u0000]+)\'\'/g, '$1');

// remove space-only lines
    obj.html = obj.html.replace(/([\s\u0000]*\u0000[\s\u0000]*)/g,
        function (p, p1) {
            return(p1.replace(/\n/g, '\u0000'));
        }
    );
    obj.html = obj.html.replace(/\u0000\s+(?=\u0000)/g, '\u0000');

// remove trailing linebreaks from table cells
    obj.html = obj.html.replace(/\u0000{2,}(\|)/g, '\u0000$1');

// remove leading and trailing spaces
    obj.html = obj.html.replace(/>\s+\u0000/g, '>\u0000');
    obj.html = obj.html.replace(/\u0000\s+</g, '\u0000<');

// remove empty inline and block tag pairs
    obj.html = obj.html.replace(/( *)<(big|colgroup|code|del|font|ins|pre|s|small|span|strike|sub|sup|tt|u|rb|rp|rt|ruby|nowiki)\b[^>]*><\/\1> */g, '$1');
    obj.html = obj.html.replace(/[\s\u0000]*<(blockquote|center|div|math|gallery|noinclude|includeonly|ref|references)\b[^>]*><\/\1>[\s\u0000]*/g, '\u0000\u0000');

// remove empty lines from div tags
    obj.html = obj.html.replace(/(<div\b[^>]*>)[\s\u0000]+/g, '$1');
    obj.html = obj.html.replace(/[\s\u0000]+(<\/div>)/g, '$1');

// escape < >
    obj.html = obj.html.replace(/</g, '&lt;');
    obj.html = obj.html.replace(/>/g, '&gt;');

// newlines to <br />
    obj.html = obj.html.replace(/\n{2,}\u0000+\n/g, '\n\n');
    obj.html = obj.html.replace(/\n\u0000+\n{2,}/g, '\n\n');
    obj.html = obj.html.replace(/\u0000+\n{2,}/g, '\n\n');
    obj.html = obj.html.replace(/\n{2,}\u0000+/g, '\n\n');
    obj.html = obj.html.replace(/\u0000+\n/g, '\n');
    obj.html = obj.html.replace(/\n\u0000+/g, '\n');
    obj.html = obj.html.replace(/\u0000{2,}/g, '\n\n');
    obj.html = obj.html.replace(/\u0000/g, '\n');
    obj.html = obj.html.replace(/\n/g, '<br />');

// remove empty lines from article start and end
    if (obj.from == 'whole') {
        obj.html = obj.html.replace(/^(<br\b[^>]*>)+/g, '');
        obj.html = obj.html.replace(/(<br\b[^>]*>)+$/g, '');
    }

    return;
}


//
// WikEdSanitizeAttributes: see Sanitizer.php
//

function WikEdSanitizeAttributes(tag, attributes, relaxed) {
    var common;
    var tablealign;
    var tablecell;
    var table;
    if (relaxed == true) {
        common = 'lang|dir|style|class'; // not needed: 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 = 'lang|dir';
        table = '|border|cellspacing|cellpadding|align|bgcolor';
        tablealign = '|align|valign';
        tablecell = '|rowspan|colspan|nowrap|bgcolor';
    }
    tag = tag.toLowerCase();
    var sanitized = '';
    var regExp = /(\w+)\s*=\s*(\'|\")([^\'\"]*)(\'|\")/g;
    var regExpMatch;
    while ( (regExpMatch = regExp.exec(attributes)) != null) {
        var attrib = regExpMatch[1];
        var attribValue = regExpMatch[3];
        if (attribValue == '') {
            continue;
        }
        var valid = false;

// relaxed, for existing text tags
        if (relaxed == true) {
            if ('center|em|strong|cite|code|var|sub|supdl|dd|dt|tt|b|i|big|small|strike|s|u|rb|rp|ruby'.indexOf(tag) >= 0) {
                if (common.indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('div|span|h1|h2|h3|h4|h5|h6|p'.indexOf(tag) >= 0) {
                if ((common + '|align').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('blockquote'.indexOf(tag) >= 0) {
                if ((common + '|cite').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('br'.indexOf(tag) >= 0) {
                if ('style|clear'.indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('pre'.indexOf(tag) >= 0) {
                if ((common + '|width').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('ins|del'.indexOf(tag) >= 0) {
                if ((common + '|cite|datetime').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('ul'.indexOf(tag) >= 0) {
                if ((common + '|type').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('ol'.indexOf(tag) >= 0) {
                if ((common + '|type|start').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('li'.indexOf(tag) >= 0) {
                if ((common + '|type|value').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('table'.indexOf(tag) >= 0) {
                if ((common + table).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('caption'.indexOf(tag) >= 0) {
                if ((common + '|align').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('thead|tfoot|tbody'.indexOf(tag) >= 0) {
                if ((common + tablealign).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('colgroup|col'.indexOf(tag) >= 0) {
                if ((common + '|span|width' + tablealign).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('tr'.indexOf(tag) >= 0) {
                if ((common + '|bgcolor' + tablealign).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('td|th'.indexOf(tag) >= 0) {
                if ((common + tablecell + tablealign).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('font'.indexOf(tag) >= 0) {
                if ((common + '|size|color|face').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('hr'.indexOf(tag) >= 0) {
                if ((common + '|noshade|size|width').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('rt'.indexOf(tag) >= 0) {
                if ((common + '|rbspan').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('ref'.indexOf(tag) >= 0) {
                if (('name').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('references'.indexOf(tag) >= 0) {
            }
            else if ('gallery'.indexOf(tag) >= 0) {
                if ((common + '|perrow|widths|heights').indexOf(attrib) >= 0) { valid = true; }
            }
        }

// strict, for html code to be wikified from external sources (websites, Word)
        else {
            if ('center|em|strong|cite|code|var|sub|supdl|dd|dt|tt|b|i|big|small|strike|s|u|rb|rp|ruby|blockquote|pre|ins|del'.indexOf(tag) >= 0) {
                if (common.indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('div|span|h1|h2|h3|h4|h5|h6|p'.indexOf(tag) >= 0) {
                if ((common + '|align').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('br'.indexOf(tag) >= 0) {
                if ('clear'.indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('ul'.indexOf(tag) >= 0) {
                if ((common + '|type').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('ol'.indexOf(tag) >= 0) {
                if ((common + '|type|start').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('li'.indexOf(tag) >= 0) {
                if ((common + '|type|value').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('table'.indexOf(tag) >= 0) {
                if ((common + table).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('caption'.indexOf(tag) >= 0) {
                if ((common + '|align').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('thead|tfoot|tbody'.indexOf(tag) >= 0) {
                if ((common + tablealign).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('colgroup|col'.indexOf(tag) >= 0) {
                if ((common + '|span' + tablealign).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('tr'.indexOf(tag) >= 0) {
                if ((common + '|bgcolor' + tablealign).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('td|th'.indexOf(tag) >= 0) {
                if ((common + tablecell + tablealign).indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('font'.indexOf(tag) >= 0) {
                if ((common + '|color').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('hr'.indexOf(tag) >= 0) {
                if ((common + '|noshade|size').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('rt'.indexOf(tag) >= 0) {
                if ((common + '|rbspan').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('ref'.indexOf(tag) >= 0) {
                if (('name').indexOf(attrib) >= 0) { valid = true; }
            }
            else if ('references'.indexOf(tag) >= 0) {
            }
            else if ('gallery'.indexOf(tag) >= 0) {
            }
        }

// clean up
        if (valid == true) {

// clean up defaults for align
            if (attrib == 'align') {
                if ('tr|td|th'.indexOf(tag) >= 0) {
                    if (attribValue == 'left') {
                        attribValue = '';
                    }
                }
            }

// clean up defaults for valign
            else if (attrib == 'valign') {
                if ('tr|td|th'.indexOf(tag) >= 0) {
                    if (attribValue == 'top') {
                        attribValue = '';
                    }
                }
            }

// clean up style
            else if (attrib == 'style') {

// remove non-standard Mozilla styles
                attribValue = attribValue.replace(/(^| )(-moz-[\w\-]+): [\w\-]+; */g, '$1');
                attribValue = attribValue.replace(/(^| )([\w\-]+): [^;]*(-moz-[\w\-]+|windowtext)[^;]*; */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\-]+ *\: *\; */g, '');
                attribValue = attribValue.replace(/ *(;|:) */g, '$1 ');
                attribValue = attribValue.replace(/( |;)+$/g, ';');
            }

// clean up class
            else if (attrib == 'class') {

// remove MS Word classes
                attribValue = attribValue.replace(/^Ms.*$/g, '');
            }

            if (attribValue != '') {
                sanitized += ' ' + attrib + '="' + attribValue + '"';
            }
        }
    }
    return(sanitized);
}


//
//
// WikEdRemoveHighlighting: remove syntax highlighting in obj.html; sets obj.htmlCode if text contains html code
//    expects <br /> instead of \n

function WikEdRemoveHighlighting(obj) {

// remove highlighting and atttribute-free span tags
    var isRemove = [];
    obj.html = obj.html.replace(/(<(\/?)span\b([^>]*)>)/g,
        function (p, p1, p2, p3) {
            if (p2 == '') {
                if (/\bclass=\"wikEd\w+\"/.test(p3)) {
                    isRemove.push(true);
                    return('');
                }
                isRemove.push(false);
                return(p1);
            }
            if (isRemove.pop() == true) {
                return('');
            }
            return(p1);
        }
    );

// remove highlighting div tags
    var isRemove = [];
    obj.html = obj.html.replace(/(<(\/?)div\b([^>]*)>)/g,
        function (p, p1, p2, p3) {
            if (p2 == '') {
                if (/\bclass=\"wikEd\w+\"/.test(p3)) {
                    isRemove.push(true);
                    return('');
                }
                isRemove.push(false);
                return(p1);
            }
            if (isRemove.pop() == true) {
                return('');
            }
            return(p1);
        }
    );

// remove highlighting pre tags
    var isRemove = [];
    obj.html = obj.html.replace(/(<(\/?)pre\b([^>]*)>)/g,
        function (p, p1, p2, p3) {
            if (p2 == '') {
                if (/\bclass=\"wikEd\w+\"/.test(p3)) {
                    isRemove.push(true);
                    return('');
                }
                isRemove.push(false);
                return(p1);
            }
            if (isRemove.pop() == true) {
                return('');
            }
            return(p1);
        }
    );

// comments
    obj.html = obj.html.replace(/<!--wikEd\w+-->/g, '');

// newlines
    obj.html = obj.html.replace(/[\n\r ]+/g, ' ');

// non-breaking spaces
    obj.html = obj.html.replace(/&nbsp;/g, '\u00a0');

// check for pasted html content
    if (obj.html.match(/<(?!br\b)/)) {
        obj.htmlCode = true;
    }
    else {
        obj.htmlCode = false;
    }
    return;
}


//
// WikEdHighlightSyntax: highlight syntax in obj.html; if singleLine is set, no block syntax will be highlighted; call WikEdRemoveHighlighting first
//   expects < > &lt; &gt; &amp;  \u00a0 instead of &nbsp;  \n instead of <br />

function WikEdHighlightSyntax(obj, singleLine) {


// &lt; and &gt; to \u0000 and \u0001
    obj.html = obj.html.replace(/&lt;/g, '\u0000');
    obj.html = obj.html.replace(/&gt;/g, '\u0001');

// #redirect
    obj.html = obj.html.replace(/(^|\n)(#)(redirect\b)/g, '$1<span class="wikEdWikiRedir">$3</span><!--wikEdWikiRedir-->');

// nowiki (no html highlighting)
    obj.html = obj.html.replace(/(\u0000nowiki\b.*?\u0001)(.*?)(\u0000\/nowiki\b.*?\u0001)/gi,
        function (p, p1, p2, p3) {
            p2 = p2.replace(/\u0000/g, '&lt;');
            p2 = p2.replace(/\u0001/g, '&gt;');
            return(p1 + p2 + p3);
        }
    );

// blocks

// lists * # : ;
    obj.html = obj.html.replace(/^([\*\#\:\;]+)(.*?)$/gm, '<span class="wikEdListLine"><span class="wikEdListTag">$1</span><!--wikEdListTag-->$2</span><!--wikEdListLine-->');
    if (singleLine != true) {
        obj.html = obj.html.replace(/((<span class=\"wikEdListLine\">[^\n]*\n)+)/g, '<span class="wikEdListBlock">$1');
        obj.html = obj.html.replace(/(<span class=\"wikEdListLine\">[^\n]*)(\n)(?!<span class=\"wikEdListLine\">)/g, '$1</span><!--wikEdListBlock-->$2');
    }

// #redirect (finish)
    obj.html = obj.html.replace(/(<span class=\"wikEdWikiRedir\">)(.*?<\/span><!--wikEdWikiRedir-->)/g, '$1#$2');

// various blocks
    if (singleLine != true) {
        obj.html = obj.html.replace(/(\u0000(blockquote|center|div|pre|timeline|imagemap)\b[^\u0001]*\u0001.*?\u0000\/\2\u0001)/gi, '<span class="wikEdBlock">$1</span><!--wikEdBlock-->');
    }

// space-pre
    if (singleLine != true) {
        obj.html = obj.html.replace(/^[\u00a0 ]([\u00a0 ]*)(.*?)$/gm, '<span class="wikEdSpaceLine"><span class="wikEdSpaceTag">&nbsp;$1</span><!--wikEdSpaceTag-->$2</span><!--wikEdSpaceLine-->');
        obj.html = obj.html.replace(/((<span class=\"wikEdSpaceLine\">[^\n]*\n)+)/g, '<span class="wikEdSpaceBlock">$1');
        obj.html = obj.html.replace(/(<span class=\"wikEdSpaceLine\">[^\n]*)(\n)(?!<span class="wikEdSpaceLine">)/g, '$1</span><!--wikEdSpaceBlock-->$2');
    }

// ---- <hr> horizontal rule
    obj.html = obj.html.replace(/(^|\n|<[^>]*>)(----)(\n|<[^>]*>|$)/g, '$1<span class="wikEdHR">$2</span><!--wikEdHR-->$3');
    obj.html = obj.html.replace(/(\u0000hr\u0001)/g, '<span class="wikEdHRInline">$1</span><!--wikEdHRInline-->');

// == headings
    obj.html = obj.html.replace(/(^|\n|<[^>]*>)(=+[\u00a0 ]*)([^\n]*?)([\u00a0 ]*=+)(?=([\u00a0 ]|<[^>]*>)*(\n|$))/g,
        function (p, p1, p2, p3, p4) {
            p2 = p2.replace(/(=+)/g, '<span class="wikEdWiki">$1</span><!--wikEdWiki-->');
            p4 = p4.replace(/(=+)/g, '<span class="wikEdWiki">$1</span><!--wikEdWiki-->');
            if ( /^(external links?|see also|references?)$/i.test(p3) ) {
                p1 = p1 + '<span class="wikEdHeadingWp">';
                p4 = p4 + '</span><!--wikEdHeadingWp-->';
            }
            else {
                p1 = p1 + '<span class="wikEdHeading">';
                p4 = p4 + '</span><!--wikEdHeading-->';
            }
            return(p1 + p2 + p3 + p4);
        }
    );

// tables                          {|   |+   |-   ! |}            |
    obj.html = obj.html.replace(/^(\{\||\|\+|\|\-|\!|\|\}([^\}]|$)|\|)(.*?)$/gm, '<span class="wikEdTableLine"><span class="wikEdTableTag">$1</span><!--wikEdTableTag-->$3</span><!--wikEdTableLine-->');
    if (singleLine != true) {
        obj.html = obj.html.replace(/(^|\n)((<[^>]*>)*\{\|)/g, '$1<span class="wikEdTableBlock">$2');
        obj.html = obj.html.replace(/(^|\n)((<[^>]*>)*\|\}(<[^>]*>)*)/g, '$1$2</span><!--wikEdTableBlock-->');
        obj.html = obj.html.replace(/(\u0000table\b[^\u0001]*\u0001)/gi, '<span class="wikEdTableBlock">$1');
        obj.html = obj.html.replace(/(\u0000\/table\u0001)/gi, '$1</span><!--wikEdTableBlock-->');
    }

// <gallery> wiki markup
    if (singleLine != true) {
        obj.html = obj.html.replace(/(\u0000(gallery)\b[^\u0001]*\u0001)/gi, '<span class="wikEdWiki">$1');
        obj.html = obj.html.replace(/(\u0000\/(gallery)\u0001)/gi, '$1</span><!--wikEdWiki-->');
    }

// various block tags
    obj.html = obj.html.replace(/(\u0000\/?(blockquote|center|div|pre|timeline|imagemap)\b[^\u0001]*\u0001)/gi, '<span class="wikEdBlockTag">$1</span><!--wikEdBlockTag-->');

// <p> ... </p> pairs with (wikEdBlockTag) and withhout attributes (wikEdUnknown)
    var isRemove = [];
    obj.html = obj.html.replace(/(\u0000(\/?)p\b([^\u0001]*?)\u0001)/g,
        function (p, p1, p2, p3) {
            if (p2 == '') {
                if (p3 == '') {
                    isRemove.push(true);
                    return('<span class="wikEdUnknown">' + p1 + '</span><!--wikEdUnknown-->');
                }
                if (/\/$/.test(p3)) {
                    return('<span class="wikEdUnknown">' + p1 + '</span><!--wikEdUnknown-->');
                }
                isRemove.push(false);
                return('<span class="wikEdBlockTag">' + p1 + '</span><!--wikEdBlockTag-->');
            }
            if (isRemove.pop() == true) {
                return('<span class="wikEdUnknown">' + p1 + '</span><!--wikEdUnknown-->');
            }
            return('<span class="wikEdBlockTag">' + p1 + '</span><!--wikEdBlockTag-->');
        }
    );

// inline elements

// magic words
    obj.html = obj.html.replace(/(__(NOTOC|FORCETOC|TOC|NOEDITSECTION|NEWSECTIONLINK|NOCONTENTCONVERT|NOCC|NOGALLERY|NOTITLECONVERT|NOTC|END|START)__)/gi, '<span class="wikEdMagic">$1</span><!--wikEdMagic-->');

// <sup> </sub> <ins> <del>
    obj.html = obj.html.replace(/(\u0000sup\b[^\u0001]*\u0001((.|\n)*?)\u0000\/sup\u0001)/gi, '<span class="wikEdSuperscript">$1</span><!--wikEdSuperscript-->');
    obj.html = obj.html.replace(/(\u0000sub\b[^\u0001]*\u0001((.|\n)*?)\u0000\/sub\u0001)/gi, '<span class="wikEdSubscript">$1</span><!--wikEdSubscript-->');
    obj.html = obj.html.replace(/(\u0000(ins|u)\b[^\u0001]*\u0001((.|\n)*?)\u0000\/(ins|u)\u0001)/gi, '<span class="wikEdIns">$1</span><!--wikEdIns-->');
    obj.html = obj.html.replace(/(\u0000(del|s|strike)\b[^\u0001]*\u0001((.|\n)*?)\u0000\/(del|s|strike)\u0001)/gi, '<span class="wikEdDel">$1</span><!--wikEdDel-->');

// <ref /> and <ref> wiki markup
    if (wikEdRefHide != true) {
        obj.html = obj.html.replace(/\u0000(ref\b[^\u0001]*?\/)\u0001/gi, '<span class="wikEdRef">&lt;$1&gt;</span><!--wikEdRef-->');
        obj.html = obj.html.replace(/(\u0000ref\b[^\u0001]*\u0001((.|\n)*?)\u0000\/ref\u0001)/gi, '<span class="wikEdRef">$1</span><!--wikEdRef-->');
    }

// various inline tags
    obj.html = obj.html.replace(/(\u0000\/?(sub|sup|ins|u|del|s|strike|big|br|colgroup|code|font|small|span|tt|rb|rp|rt|ruby|ref)\b[^\u0001]*\u0001)/gi, '<span class="wikEdInlineTag">$1</span><!--wikEdInlineTag-->');

// <references/> wiki markup
    obj.html = obj.html.replace(/\u0000((references)\b[^\u0001]*?\/)\u0001/gi, '<span class="wikEdWiki">&lt;$1&gt;</span><!--wikEdWiki-->');

// <math> <noinclude> <includeonly> <references> wiki markup
    obj.html = obj.html.replace(/(\u0000(math|gallery|noinclude|includeonly|references)\b[^\u0001]*\u0001((.|\n)*?)(\u0000)\/\2\u0001)/gi, '<span class="wikEdWiki">$1</span><!--wikEdWiki-->');

// unsupported or not needed <> tags
    obj.html = obj.html.replace(/(\u0000\/?)(\w+)(.*?\/?\u0001)/g,
        function (p, p1, p2, p3) {
            if ( ! /^(col|thead|tfoot|tbody|big|br|blockquote|colgroup|center|code|del|div|font|ins|p|pre|s|small|span|strike|sub|sup|tt|u|rb|rp|rt|ruby|nowiki|math|gallery|noinclude|includeonly|ref|references|timeline|imagemap)$/i.test(p2) ) {
                p1 = '<span class="wikEdUnknown">' + p1;
                p3 = p3 + '</span><!--wikEdUnknown-->';
            }
            return(p1 + p2 + p3);
        }
    );

// comments
    obj.html = obj.html.replace(/(\u0000!--(.|\n)*?--\u0001)/g, '<span class="wikEdComment">$1</span><!--wikEdComment-->');

// URLs, allowed chars: \w / . & ? = - @ # % ~ + (; allowed because of &amp; and common misuse)
    obj.html = obj.html.replace(/((http:\/\/|https:\/\/|ftp:\/\/|irc:\/\/|gopher:\/\/|news:|mailto:)[^\u0000-\u0020\!\"\$\'\(\)\*\,\:\<\>\[\\\]\^\`\{-\|\}\u007f-\uffff]*)/gi,
        function (p, p1, p2) {
            return('<span class="wikEdURLLink"' + WikEdFollowLinkUrl(null, null, p1) + '">' + p1 + '</span><!--wikEdURLLink-->');
        }
    );

// URLs with text
    obj.html = obj.html.replace(/(\[)( *<span class=\"wikEdURLLink\"[^>]*>.*?<\!--wikEdURLLink--> *)([^\]\n]*?)( *\])/gi,
        function (p, p1, p2, p3, p4) {

// link text
            p3 = p3.replace(/(.*)/, '<span class="wikEdURLText">$1</span><!--wikEdURLText-->');

// link tags
            p1 = p1.replace(/(\[)/, '<span class="wikEdLinkTag">$1</span><!--wikEdLinkTag-->');
            p4 = p4.replace(/(\])/, '<span class="wikEdLinkTag">$1</span><!--wikEdLinkTag-->');

            return(p1 + p2 + p3 + p4);
        }
    );

// [[Image: ]] images
    var regExpImg = new RegExp('(\\[\\[)(' + wikEdText['wikicode Image'] + ' *: *)([^\\]\\[\\|]*? *)(\\|(\\[[^\\]]*\\]|\\[\\[[^\\]]*\\]\\]|[^\\[\\]\\|]+|\\|)*)?(\\]\\])', 'gi');
    obj.html = obj.html.replace(regExpImg,
        function (p, p1, p2, p3, p4, p5, p6) {

            var linkTitle = p3;
            linkTitle = linkTitle.replace(/\|.*/g, '');
            linkTitle = linkTitle.replace(/\n.*/g, '');

            p1 = '<span class="wikEdImage"' + WikEdFollowLinkUrl(p2, linkTitle) + '>' + p1;
            p6 = p6 + '</span><!--wikEdImage-->';
            p2 = '<span class="wikEdImageName">' + p2;
            p3 = p3 + '</span><!--wikEdImageName-->';

// parameters and capture
            p4 = p4.replace(/((\[[^\]]\]|\[\[[^\]]\]\]|[^\]\|])+)/g,
                function (p, p1) {
                    if (/^(thumb|thumbnail|frame|right|left|center|none|\d+px|\d+x\d+px)$/.test(p1) == true) {
                        p1 = '<span class="wikEdImageParam">' + p1 + '</span><!--wikEdImageParam-->';
                    }
                    else {
                        p1 = '<span class="wikEdImageCaption">' + p1 + '</span><!--wikEdImageCaption-->';
                    }
                    return(p1);
                }
            );

// link tags
            p1 = p1.replace(/(\[+)/, '<span class="wikEdLinkTag">$1</span><!--wikEdLinkTag-->');
            p6 = p6.replace(/(\]+)/, '<span class="wikEdLinkTag">$1</span><!--wikEdLinkTag-->');
            p4 = p4.replace(/(\|)/g, '<span class="wikEdLinkTag">$1</span><!--wikEdLinkTag-->');
            return(p1 + p2 + p3 + p4 + p6);
        }
    );

// [[ ]] links, categories
    obj.html = obj.html.replace(/(\[\[)([^\[\]]*)(\]\])/g,
        function (p, p1, p2, p3) {

// omit image tags
            var regExpImg = new RegExp('^(<[^>]*>)*' + wikEdText['wikicode Image'] + '\\s*:', 'i');
            if (regExpImg.test(p2) == true) {
                return(p1 + p2 + p3);
            }

// get url
            var linkParam = '';
            var linkInter;
            var linkMatch = p2.match(/^\s*(([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]*\s*:)*)\s*([^\|]+)/);
            if (linkMatch != null) {
                linkInter = linkMatch[1];
                linkParam = WikEdFollowLinkUrl(linkInter, linkMatch[3])
            }

// category
            var regExpCat = new RegExp('^\\s*' + wikEdText['wikicode Category'] + '\\s*:', 'i');
            if (regExpCat.test(p2)) {
                var regExp = new RegExp('\\s*[\\wÀ-ÖØ-öø-\\u0220\\u0222-\\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\\u0400-\\u0481\\u048a-\\u04ce\\u04d0-\\u04f5\\u04f8\\u04f9]+\\s*:\\s*' + wikEdText['wikicode Category'] + '\\s*:', 'i');
                if (p2.match(regExp)) {
                    p1 = '<span class="wikEdCatInter"' + linkParam + '>' + p1;
                    p3 = p3 + '</span><!--wikEdCatInter-->';
                }
                else {
                    p1 = '<span class="wikEdCat"' + linkParam + '>' + p1;
                    p3 = p3 + '</span><!--wikEdCat-->';
                }
                p2 = p2.replace(/^(\s*)((\w*:)+)/, '$1<span class="wikEdInter">$2</span><!--wikEdInter-->');
                p2 = p2.replace(/(\s*)([^>:\|]+)(\s*\|\s*|$)/, '$1<span class="wikEdCatName">$2</span><!--wikEdCatName-->$3');
                p2 = p2.replace(/(\|\s*)(.*)/,
                    function (p, p1, p2) {
                        p2 = p2.replace(/(.*?)(\s*(\||$))/g, '<span class="wikEdCatText">$1</span><!--wikEdCatText-->$2');
                        return(p1 + p2);
                    }
                );
            }

// wikilink
            else {
                if (linkInter != '') {
                    p1 = '<span class="wikEdLinkInter"' + linkParam + '>' + p1;
                    p3 = p3 + '</span><!--wikEdLinkInter-->';
                }
                else {
                    p1 = '<span class="wikEdLink"' + linkParam + '">' + p1;
                    p3 = p3 + '</span><!--wikEdLink-->';
                }
                p2 = p2.replace(/^(\s*)((\w*:)+)/, '$1<span class="wikEdInter">$2</span><!--wikEdInter-->');
                p2 = p2.replace(/(\s*)([^>:\|]+)(\s*\|\s*|$)/, '$1<span class="wikEdLinkName">$2</span><!--wikEdLinkName-->$3');
                p2 = p2.replace(/(\|\s*)(.*)/,
                    function (p, p1, p2) {
                        p2 = p2.replace(/(.*?)(\s*(\||$))/g, '<span class="wikEdLinkText"">$1</span><!--wikEdLinkText-->$2');
                        return(p1 + p2);
                    }
                );
            }

// link tags
            p1 = p1.replace(/(\[+)/, '<span class="wikEdLinkTag">$1</span><!--wikEdLinkTag-->');
            p2 = p2.replace(/(\|)/g, '<span class="wikEdLinkTag">$1</span><!--wikEdLinkTag-->');
            p3 = p3.replace(/(\]+)/, '<span class="wikEdLinkTag">$1</span><!--wikEdLinkTag-->');
            return(p1 + p2 + p3);
        }
    );

// {{ }} simple non-nested templates
    obj.html = obj.html.replace(/(\{{2,3})([^\{\}\<\>\u0000\u0001\n]+)(\}{2,3})/g,
        function (p, p1, p2, p3) {

// get url
            var linkParam = '';
            var linkInter;
            var linkMatch = p2.match(/^\s*(([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]*\s*:)*)\s*([^\|]+)/);
            if (linkMatch != null) {
                linkInter = linkMatch[1];
                linkParam = WikEdFollowLinkUrl(linkInter + wikEdText['wikicode Template'] + ':', linkMatch[3])
            }
            if (linkInter != '') {
                p1 = '<span class="wikEdTemplInter"' + linkParam + '>' + p1;
                p3 = p3 + '</span><!--wikEdTemplInter-->';
            }
            else {
                p1 = '<span class="wikEdTempl"' + linkParam + '>' + p1;
                p3 = p3 + '</span><!--wikEdTempl-->';
            }
            p2 = p2.replace(/^(\s*)((\w*:)+)/, '$1<span class="wikEdInter">$2</span><!--wikEdInter-->');
            p2 = p2.replace(/(\s*)([^>:\|]+)(\s*\|\s*|$)/, '$1<span class="wikEdTemplName">$2</span><!--wikEdTemplName-->$3');
            p2 = p2.replace(/(\|\s*)(.*)/,
                function (p, p1, p2) {
                    p2 = p2.replace(/(.*?)(\s*(\||$))/g, '<span class="wikEdTemplText">$1</span><!--wikEdTemplText-->$2');
                    return(p1 + p2);
                }
            );

// template tags
            p2 = p2.replace(/(\|)/g, '<span class="wikEdTemplTag">$1</span><!--wikEdTemplTag-->');

            return(p1 + p2 + p3);
        }
    );

// highlighting curly template brackets at template start
    obj.html = obj.html.replace(/(\{{2,})(\s*[^\{\}\<\>\u0000\u0001\n]+)/g,
        function (p, p1, p2) {
            var linkMatch = p2.match(/^\s*(([\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9]*\s*:)*)\s*([^\|]+)/);
            var linkParam = '';
            if (linkMatch != null) {
                linkInter = linkMatch[1];
                linkParam = WikEdFollowLinkUrl(linkInter + wikEdText['wikicode Template'] + ':', linkMatch[3])
            }
            return('<span class="wikEdTempl"' + linkParam + '><span class="wikEdTemplTag">' + p1 + '</span><span class="wikEdTemplName">' + p2 + '</span><!--wikEdTemplName--><!--wikEdTemplTag--></span><!--wikEdTempl-->');
        }
    );

// highlighting curly template brackets at template end
    obj.html = obj.html.replace(/@(\}{2,})(?!<\/span><!--wikEdTemplTag-->)/g, '<span class="wikEdTempl"><span class="wikEdTemplTag">$1</span><!--wikEdTemplTag--></span><!--wikEdTempl-->');

// <b> <i>
    obj.html = obj.html.replace(/(\'\'\')(\'*)(.*?)(\'*)(\'\'\')/g, '<span class="wikEdBold">$2$3$4</span><!--wikEdBold-->');
    obj.html = obj.html.replace(/(\'\')(.*?)(\'\')/g, '<span class="wikEdItalic">$1$2$3</span><!--wikEdItalic-->');
    obj.html = obj.html.replace(/(<span class=\"wikEdBold\">)/g, '$1\'\'\'');
    obj.html = obj.html.replace(/(<\/span><!--wikEdBold-->)/g, '\'\'\'$1');
    obj.html = obj.html.replace(/(\'{2,})/g, '<span class="wikEdWiki">$1</span><!--wikEdWiki-->');

// named html colors
    obj.html = obj.html.replace(/(\'|\")(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)/g, '$1<span style="background-color: $2;" class="wikEdColorsLight">$2</span><!--wikEdColorsLight-->$3');
    obj.html = obj.html.replace(/(\'|\")(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, '$1<span style="background-color: $2;" class="wikEdColorsDark">$2</span><!--wikEdColorsDark-->$3');

// RGB hex colors #d4d0cc
    obj.html = obj.html.replace(/(^|[^\/\w])(#([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2}))(?=(\W|$))/g,
        function (p, p1, p2, p3, p4, p5) {
            var luminance = parseInt(p3, 16) * 0.299 + parseInt(p4, 16) * 0.587 + parseInt(p5, 16) * 0.114;
            if (luminance > 128) {
                return(p1 + '<span style="background-color: ' + p2 + '" class="wikEdColorsLight">' + p2 + '</span><!--wikEdColorsLight-->');
            }
            else {
                return(p1 + '<span style="background-color: ' + p2 + '" class="wikEdColorsDark">' + p2 + '</span><!--wikEdColorsDark-->');
            }
        }
    );

// RGB hex colors #ddc
    obj.html = obj.html.replace(/(^|[^\/\w])(#([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F]))(?=(\W|$))/g,
        function (p, p1, p2, p3, p4, p5) {
            var luminance = parseInt(p3, 16) * 16 * 0.299 + parseInt(p4, 16) * 16 * 0.587 + parseInt(p5, 16) * 16  * 0.114;
            if (luminance > 128) {
                return(p1 + '<span style="background-color: ' + p2 + '" class="wikEdColorsLight">' + p2 + '</span><!--wikEdColorsLight-->');
            }
            else {
                return(p1 + '<span style="background-color: ' + p2 + '" class="wikEdColorsDark">' + p2 + '</span><!--wikEdColorsDark-->');
            }
        }
    );

// RGB decimal colors rgb(128,64,265)
    obj.html = obj.html.replace(/(rgb\(\s*(\d+),\s*(\d+),\s*(\d+)\s*\))/gi,
        function (p, p1, p2, p3, p4) {
            var luminance = p2 * 0.299 + p3 * 0.587 + p4  * 0.114;
            if (luminance > 128) {
                return('<span style="background-color: ' + p1 + '" class="wikEdColorsLight">' + p1 + '</span><!--wikEdColorsLight-->');
            }
            else {
                return('<span style="background-color: ' + p1 + '" class="wikEdColorsDark">' + p1 + '</span><!--wikEdColorsDark-->');
            }
        }
    );

// nowiki (remove highlighting)
    obj.html = obj.html.replace(/(\u0000nowiki\b[^\u0001]*\u0001)((.|\n)*?)(\u0000\/nowiki\u0001)/gi,
        function (p, p1, p2, p3, p4) {
            p1 = '<span class="wikEdNowiki"><span class="wikEdInlineTag">' + p1 + '</span><!--wikEdInlineTag-->';
            p2 = p2.replace(/<[^>]*>/g, '');
            p4 = '<span class="wikEdInlineTag">' + p4 + '</span><!--wikEdInlineTag--></span><!--wikEdNowiki-->';
            return(p1 + p2 + p4);
        }
    );

// hide (fade) <ref>
    if (wikEdRefHide == true) {

// escape <ref />
        obj.html = obj.html.replace(/\u0000(ref\b[^\u0001]*?\/)\u0001/g, '<span class="wikEdRefHide">&lt;$1&gt;</span><!--wikEdRefHide-->');

// remove <ref> inner highlighting
        obj.html = obj.html.replace(/(\u0000ref\b[^\u0001]*\u0001)((.|\n)*?)(\u0000\/ref\u0001)/gi,
            function (p, p1, p2, p3, p4) {
                p2 = p2.replace(/<[^>]*>/g, '');
                var str = '<span class="wikEdRefHide">' + p1 + p2 + p4 + '</span><!--wikEdRefHide-->';
                return(str);
            }
        );
    }

// \u0000 and \u0001 back to &lt; and &gt;
    obj.html = obj.html.replace(/\u0000/g, '&lt;');
    obj.html = obj.html.replace(/\u0001/g, '&gt;');

// display control chars with popup title
    var regExp = new RegExp('([' + wikEdControlCharsStr + '])', 'g');
    obj.html = obj.html.replace(regExp,
        function (p, p1) {
            if (p1 == '\u0009') {
                p1 =  '<span class="wikEdTab" title="' + wikEdControlChars[p1.charCodeAt(0).toString()] + '">' + p1 + '</span><!--wikEdTab-->';
            }
            else if (p1 != '\u000a') {
                p1 = '<span class="wikEdCtrl" title="' + wikEdControlChars[p1.charCodeAt(0).toString()] + '">' + p1 + '</span><!--wikEdCtrl-->';
            }
            return(p1);
        }
    );

// display strange spaces with popup title
    var regExpStr = '';
    for (var decimalValue in wikEdStrangeSpaces) {
        regExpStr += String.fromCharCode(decimalValue);
    }
    var regExp = new RegExp('([' + regExpStr + '])', 'g');
    obj.html = obj.html.replace(regExp,
        function (p, p1) {
            if (p1 != '\u000a') {
                p1 = '<span class="wikEdBlank" title="' + wikEdStrangeSpaces[p1.charCodeAt(0).toString()] + '">' + p1 + '</span><!--wikEdBlank-->';
            }
            return(p1);
        }
    );

// remove comments
    if (wikEdRemoveHighlightComments == true) {
        obj.html = obj.html.replace(/<!--wikEd\w+-->/g, '');
    }

    return;
}


//
// WikEdFollowLinkUrl: prepare the span tag parameters for ctrl-click opening of highlighted links
//   add support for [[/subpage]]

function WikEdFollowLinkUrl(linkPrefix, linkTitle, linkUrl) {

    var linkName = '';

// generate url from interlanguage or namespace prefix and title
    if (linkUrl == null) {

// test for templates
        if ( (/\{|\}/.test(linkPrefix) == true) || (/\{|\}/.test(linkTitle) ) == true) {
            return('');
        }

// remove highlighting code
        linkPrefix = linkPrefix.replace(/<[^>]*>/g, '');
        linkTitle = linkTitle.replace(/<[^>]*>/g, '');

// remove control chars
        var regExp = new RegExp('[' + wikEdControlCharsStr + ']', 'g');
        linkPrefix = linkPrefix.replace(regExp, '');
        linkTitle = linkTitle.replace(regExp, '');

// remove strange white spaces
        linkPrefix = linkPrefix.replace(/\s/, ' ');
        linkTitle = linkTitle.replace(/\s/, ' ');

        linkPrefix = linkPrefix.replace(/\s/g, '');
        linkPrefix = linkPrefix.replace(/^:+/g, '');
        linkTitle = linkTitle.replace(/ /g, '_');
        linkTitle = linkTitle.substr(0, 1).toUpperCase() + linkTitle.substr(1);
        linkUrl = linkPrefix + linkTitle;
        linkUrl = encodeURI(linkUrl);
        linkUrl = linkUrl.replace(/\'/g, '%27');
        linkUrl = linkUrl.replace(/#/g, '%23');
        if (typeof(wgArticlePath) != 'string') {
            linkUrl = '';
        }
        else {
            linkUrl = wgArticlePath.replace(/\$1/, linkUrl);
            linkName = linkPrefix + linkTitle;
        }
    }

// url provided
    else {

// test for templates
        if (/\{|\}/.test(linkUrl) == true) {
            return('');
        }
        linkName = linkUrl;
        linkUrl = encodeURI(linkUrl);
        linkUrl = linkUrl.replace(/\'/g, '%27');
    }

    linkName = linkName.replace(/</g, '&lt;');
    linkName = linkName.replace(/>/g, '&gt;');
    linkName = linkName.replace(/\"/g, '&quot;');
    linkName = linkName.replace(/\'/g, '\\u0027');

    var linkParam = '';
    if (linkUrl != '') {
        linkParam = ' onclick="var linkUrl=\'' + linkUrl + '\'; var linkName = \'' + linkName + '\';"';
    }
    return(linkParam)
}


//
// WikEdUpdateTextarea: copy frame content to textarea
//

function WikEdUpdateTextarea() {

// get frame content
    var obj = {};
    obj.html = wikEdFrameBody.innerHTML;
    obj.html = obj.html.replace(/(<br\b[^>]*>)\n* */g, '$1');

// textify so that no html formatting is submitted
    WikEdTextify(obj);
    obj.plain = obj.plain.replace(/&nbsp;/g, ' ');
    obj.plain = obj.plain.replace(/&lt;/g, '<');
    obj.plain = obj.plain.replace(/&gt;/g, '>');
    obj.plain = obj.plain.replace(/&amp;/g, '&');

// copy to textarea
    wikEdTextarea.value = obj.plain;

// remember frame scroll position
    wikEdFrameScrollTop = wikEdFrameBody.scrollTop;

    return;
}


//
// WikEdUpdateFrame: copy textarea content to frame
//

function WikEdUpdateFrame() {

// get textarea content
    var obj = {};
    obj.html = wikEdTextarea.value;
    obj.html = obj.html.replace(/&/g, '&amp;');
    obj.html = obj.html.replace(/>/g, '&gt;');
    obj.html = obj.html.replace(/</g, '&lt;');

// highlight the syntax
    if (wikEdHighlightSyntax == true) {
        WikEdHighlightSyntax(obj);
    }

// 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(/  /g, '&nbsp; ');
    obj.html = obj.html.replace(/  /g, '&nbsp; ');
    obj.html = obj.html.replace(/ \n/g, '&nbsp;\n');

// newlines to <br />
    obj.html = obj.html.replace(/\n/g, '<br />');

// select the whole text after replacing the whole text and scroll to same height
    obj.sel = wikEdFrameWindow.getSelection();
    obj.sel.removeAllRanges();

// insert content into empty frame
    if ( (wikEdFrameBody.firstChild == null) || (wikEdFrameBody.innerHTML == '<br>') ) {
        wikEdFrameBody.innerHTML = obj.html;
    }

// insert content into frame, preserve history
    else {
        var range = document.createRange();
        range.setStartBefore(wikEdFrameBody.firstChild);
        range.setEndAfter(wikEdFrameBody.lastChild);
        obj.sel.addRange(range);

// replace the frame content with the new text
        if (obj.html != '') {
            WikEdFrameExecCommand('inserthtml', obj.html);
        }
        else {
            WikEdFrameExecCommand('delete');
        }
        obj.sel.removeAllRanges();

// scroll to previous position
        if (wikEdFrameScrollTop != null) {
            wikEdFrameBody.scrollTop = wikEdFrameScrollTop;
        }
    }
    wikEdFrameScrollTop = null;

// add event handler to make highlighted frame links ctrl-clickable
    if (wikEdHighlightSyntax == true) {
        WikEdFollowLinks();
    }

    return;
}


//
// WikEdKeyFrame: event handler for key and mouse events in the frame
//

function WikEdKeyFrame(event) {

    if (wikEdUseWikEd == true) {
        switch (event.type) {

// trap the tab key
            case 'keydown':
                switch (event.keyCode) {
                    case 9:
                        if (event.shiftKey == false) {
                            event.preventDefault();

// scroll to text input top
                            if (wikEdFullScreenMode == false) {
                                var inputWrapperTop = WikEdGetOffsetTop(wikEdInputWrapper);
                                window.scroll(0, inputWrapperTop);
                            }

// focus the summary
                            wikEdSummaryText.focus();
                        }
                        break;
                }
                break;

// trap any other frame event
            case 'keyup':
            case 'keypress':
            case 'mouseup':

// grey out inactive buttons
                WikEdInactiveButtons();

// reset the frame DOM cache
                wikEdFrameDOMCache = null;
                break;
        }
    }

    return;
}


//
// WikEdFrameExecCommand: wrapper for execCommand method
//

function WikEdFrameExecCommand(command, option) {

    wikEdFrameDocument.execCommand(command, false, option);
    return;
}


//
// WikEdFindAhead: non-regexp and case-insensitive find-as-you-type, event handler for find field
//

function WikEdFindAhead() {

    if (wikEdFindAhead.checked == true) {

// get the find text
        var findText = wikEdFindText.value;
        if (findText == '') {
            return;
        }

// remember position
        var sel = wikEdFrameWindow.getSelection();
        var range = sel.getRangeAt(sel.rangeCount - 1).cloneRange();
        var rangeClone = range.cloneRange();
        var scrollTop = wikEdFrameBody.scrollTop;
        sel.removeAllRanges();
        sel.addRange(range);
        range.collapse(true);

// parameters: window.find(string, caseSensitive, backwards, wrapAround, wholeWord, searchInFrames, showDialog)
// Mozilla bug: searchInFrames must be true, otherwise wrapAround does not work
        var found = wikEdFrameWindow.find(findText, false, false, true, false, true, false);

// add original selection
        if (found == false) {
            wikEdFrameBody.scrollTop = scrollTop;
            sel.removeAllRanges();
            sel.addRange(rangeClone);
        }
    }
    return;
}


//
// WikEdMainSwitch: onclick handler for program logo
//

function WikEdMainSwitch() {

// disable function if browser is incompatible
    if (wikEdBrowserNotSupported == true) {
        return;
    }

// enable wikEd
    if (wikEdDisabled == true) {
        wikEdDisabled = false;
        WikEdSetCookie('wikEdDisabled', '', -1, '/');

// turn rich text frame on
        if (wikEdLoaded == true) {
            WikEdSetLogo();
            WikEdUpdateFrame();
            WikEdSetEditArea(true);
            wikEdButtonBarControl.style.display = 'block';
            wikEdButtonBarPreview.style.display = 'block';
            wikEdButtonBarJump.style.display = 'block';
        }

// setup wikEd
        else {
            WikEdSetup(false);
            return;
        }
    }

// disable wikEd
    else {
        wikEdDisabled = true;
        WikEdSetLogo();
        WikEdSetCookie('wikEdDisabled', '1', 0, '/');
        if (wikEdLoaded == true) {
            if (wikEdFullScreenMode == true) {
                WikEdFullScreen(false);
            }

// turn classic textarea on
            WikEdUpdateTextarea();
            WikEdSetEditArea(false);
            wikEdButtonBarControl.style.display = 'none';
            wikEdButtonBarPreview.style.display = 'none';
            wikEdLocalPrevWrapper.style.display = 'none';
            wikEdButtonBarJump.style.display = 'none';
        }
    }

    return;
}


//
// WikEdFullScreen: change to fullscreen edit area or back to normal view
//

function WikEdFullScreen(fullscreen, notFrame) {

// hide or show elements
    var displayStyle;
    if (fullscreen == true) {
        displayStyle = 'none';
    }
    else {
        displayStyle = 'block';
    }

// elements above input wrapper
    var node = document.getElementById('editform').previousSibling;
    while (node != null) {
        if ( (node.nodeName == 'DIV') || (node.nodeName == 'H3') ) {
            node.style.display = displayStyle;
        }
        node = node.previousSibling;
    }
    document.getElementsByTagName('H1')[0].style.display = displayStyle;

// divs below input wrapper
    var node = wikEdInputWrapper.nextSibling;
    while (node != null) {
        if (node.nodeName == 'DIV') {
            node.style.display = displayStyle;
        }
        node = node.nextSibling;
    }

// divs below input wrapper, some levels up
    var node = document.getElementById('column-one');
    while (node != null) {
        if (node.nodeName == 'DIV') {
            node.style.display = displayStyle;
        }
        node = node.nextSibling;
    }

// insert wrapper
    document.getElementById('wikEdInsertWrapper').style.display = displayStyle;

// change styles
    if (fullscreen) {
        if (notFrame != true) {
            wikEdInputWrapper.className = 'wikEdInputWrapperFull';
        }
        wikEdButtonBarPreview.className = 'wikEdButtonBarPreviewFull';
    }
    else {
        if (notFrame != true) {
            wikEdInputWrapper.className = 'wikEdInputWrapper';
        }
        wikEdButtonBarPreview.className = 'wikEdButtonBarPreview';
    }

// resize the frame
    if (fullscreen) {
        var consoleTop = WikEdGetOffsetTop(wikEdConsoleWrapper);
        var consoleHeight = wikEdConsoleWrapper.offsetHeight;
        var frameHeight = wikEdFrame.offsetHeight;
        var windowHeight = window.innerHeight;
        var windowWidth = window.innerWidth;
        var frameHeightNew =  frameHeight + (windowHeight - (consoleTop + consoleHeight) ) - 2;
        wikEdFrame.style.height = frameHeightNew + 'px';
    }
    else {
        wikEdFrame.style.height = wikEdTextareaHeight + 'px';
    }

// scroll to edit-frame
    if (fullscreen == false) {
        window.scroll(0, WikEdGetOffsetTop(wikEdInputWrapper) - 2);
    }

// set the fullscreen button state
    WikEdButton(document.getElementById('wikEdFullScreen'), 'wikEdFullScreen', null, fullscreen);

// grey out or re-activate scroll-to buttons
    var buttonClass;
    if (fullscreen) {
        buttonClass = 'wikEdButtonInactive';
    }
    else {
        buttonClass = 'wikEdButton';
    }
    document.getElementById('wikEdScrollToPreview').className = buttonClass;
    document.getElementById('wikEdScrollToPreview2').className = buttonClass;
    document.getElementById('wikEdScrollToEdit').className = buttonClass;
    document.getElementById('wikEdScrollToEdit2').className = buttonClass;

// resize the summary field
    WikEdResizeSummary();

    wikEdFullScreenMode = fullscreen;

    return;
}


//
// WikEdResizeSummary: recalculate the summary width  after resizing the window
//

function WikEdResizeSummary() {

    wikEdSummaryText.style.width = '';
    wikEdSummarySelect.style.width = '';
    var wikEdSummaryTextWidth = wikEdSummaryWrapper.clientWidth - ( WikEdGetOffsetLeft(wikEdSummaryText) - WikEdGetOffsetLeft(wikEdSummaryWrapper) );
    if (wikEdSummaryTextWidth < 150) {
        wikEdSummaryTextWidth = 150;
    }
    wikEdSummaryText.style.width = wikEdSummaryTextWidth + 'px';
    WikEdResizeComboInput('summary');
    return;
}


//
// WikEdResizeComboInput: set the size of the background select boxes so that the button is visible
//

function WikEdResizeComboInput(field) {

// add a dummy option if no options have been added yet
    var dummy;
    var testOption = 1;
    if (wikEdSelectElement[field].options.length == 0) {
        testOption = 0;
        wikEdSelectElement[field].options[0] = new Option('');
        dummy = true;
    }

// set option widths to 0
    for (var i = 0; i < wikEdSelectElement[field].options.length; i ++) {
        wikEdSelectElement[field].options[i].style.width = '0';
    }

// calculate select width
    var inputWidth = wikEdInputElement[field].clientWidth;
    var selectWidth = wikEdSelectElement[field].clientWidth;
    var optionWidth = wikEdSelectElement[field].options[testOption].offsetWidth;
    var border = wikEdInputElement[field].offsetWidth - wikEdInputElement[field].clientWidth;
    selectWidth = selectWidth - optionWidth + inputWidth - border + 1;
    var buttonWidth = selectWidth - inputWidth;

    if (inputWidth - buttonWidth > 150) {
        wikEdInputElement[field].style.width = (inputWidth - buttonWidth) + 'px';
        wikEdSelectElement[field].style.width = (selectWidth - buttonWidth) + 'px';
    }
    else {
        wikEdSelectElement[field].style.width = selectWidth + 'px';
    }

// delete dummy option
    if (dummy == true) {
        wikEdSelectElement[field].options[0] = null;
    }

// set option widths to auto
    for (var i = 0; i < wikEdSelectElement[field].options.length; i ++) {
        wikEdSelectElement[field].options[i].style.width = 'auto';
    }
    return;
}


//
// WikEdChangeComboInput: set the input value to selected option; onchange event handler for select boxes
//

function WikEdChangeComboInput(field) {

    wikEdInputElement[field].focus;

// get selection index (-1 for unselected)
    var selected = wikEdSelectElement[field].selectedIndex;
    if (selected >= 0) {
        wikEdSelectElement[field].selectedIndex = -1;

// get selected option
        var option = wikEdSelectElement[field].options[selected];
        if (option.text != '') {

// jump to heading
            if (/^=/.test(option.value) == true) {

// parameters: window.find(string, caseSensitive, backwards, wrapAround, wholeWord, searchInFrames, showDialog)
// Mozilla bug: searchInFrames must be true, otherwise wrapAround does not work
                wikEdFrameWindow.find(option.value, true, false, true, false, true, false);
            }

// update input field
            else {

// add a tag to the summary box
                if (field == 'summary') {
                    wikEdInputElement[field].value = WikEdAppendToSummary(wikEdInputElement[field].value, option.text);
                }

// add case and regexp checkboxes to find / replace fields
                else if (option.value == 'setcheck') {
                    WikEdButton(document.getElementById('wikEdCaseSensitive'), 'wikEdCaseSensitive', null, (option.text.charAt(0) == wikEdCheckMarker[true]) );
                    WikEdButton(document.getElementById('wikEdRegExp'), 'wikEdRegExp', null, (option.text.charAt(1) == wikEdCheckMarker[true]) );
                    wikEdInputElement[field].value = option.text.substr(3);
                }

// add option text
                else {
                    wikEdInputElement[field].value = option.text;
                }

// find the new text
                if ( (field == 'find') && (wikEdFindAhead.checked == true) ) {
                    WikEdFindAhead();
                }
            }
        }
    }
    return;
}


//
// WikEdAppendToSummary: append a phrase to the summary text
//

function WikEdAppendToSummary(summary, append) {

    summary = summary.replace(/^[, ]+/, '');
    summary = summary.replace(/[, ]+$/, '');
    if (summary != '') {
        if (summary.match(/ \*\/$/) != null) {
            summary += ' ';
        }
        else if (summary.match(/[\.\;\:]$/) != null) {
            summary += ' ';
        }
        else if (summary.match(/^[\wÀ-ÖØ-öø-\u0220\u0222-\u0233ΆΈΉΊΌΎΏΑ-ΡΣ-ώ\u0400-\u0481\u048a-\u04ce\u04d0-\u04f5\u04f8\u04f9\(\)\"\'\+\-]/) == null) {
            summary += ' ';
        }
        else {
            summary += ', ';
        }
    }
    summary += append;

    return(summary);
}


//
// WikEdAddToHistory: add an input value to the cookie history
//

function WikEdAddToHistory(field) {

    if (wikEdInputElement[field].value != '') {

// load history from cookie
        WikEdLoadHistoryFromCookie(field);

// add current value to history
        wikEdFieldHist[field].unshift(wikEdInputElement[field].value);

// add case and regexp checkboxes to find / replace value
        if ( (field == 'find') || (field == 'replace') ) {
            wikEdFieldHist[field][0] =
                wikEdCheckMarker[ document.getElementById('wikEdCaseSensitive').checked ] +
                wikEdCheckMarker[ document.getElementById('wikEdRegExp').checked ] +
                ' ' + wikEdFieldHist[field][0];
        }

// remove paragraph names from summary
        if (field == 'summary') {
            wikEdFieldHist[field][0] = wikEdFieldHist[field][0].replace(/^\/\* .*? \*\/ */, '');
        }

// remove multiple old copies from history
        var i = 1;
        while (i < wikEdFieldHist[field].length) {
            if (wikEdFieldHist[field][i] == wikEdFieldHist[field][0]) {
                wikEdFieldHist[field].splice(i, 1);
            }
            else {
                i ++;
            }
        }

// remove new value if it is a preset value
        if (wikEdComboPresetOptions[field] != null) {
            var i = 0;
            while (i < wikEdComboPresetOptions[field].length) {
                if (wikEdComboPresetOptions[field][i] == wikEdFieldHist[field][0]) {
                    wikEdFieldHist[field].shift();
                    break;
                }
                else {
                    i ++;
                }
            }
        }

// cut history number to maximal history length
        wikEdFieldHist[field] = wikEdFieldHist[field].slice(0, wikEdHistoryLength[field]);

// saved history to cookie
        if (wikEdFieldHist[field][0] != '') {
            WikEdSaveHistoryToCookie(field);
        }
    }
    return;
}


//
// WikEdSetComboOptions: generate the select options from cookie history; onfocus handler for select box
//

function WikEdSetComboOptions(field) {

// load history from cookie
    WikEdLoadHistoryFromCookie(field);

    var option = {};
    var selectedOption = null;

// delete options
    var options = wikEdSelectElement[field].options;
    for (var i = 0; i < options.length; i ++) {
        wikEdSelectElement[field].remove(i);
    }

// delete optgroup
    option = document.getElementById(field + 'Optgroup');
    if (option != null) {
        wikEdSelectElement[field].removeChild(option);
    }

// workaround for onchange not firing when selecting first option from unselected dropdown
    option = document.createElement('option');
    option.style.display = 'none';
    j = 0;
    wikEdSelectElement[field].options[j++] = option;

// add history entries
    for (var i = 0; i < wikEdFieldHist[field].length; i ++) {
        if (wikEdFieldHist[field][i] != null) {
            if (wikEdFieldHist[field][i] == wikEdInputElement[field].value) {
                selectedOption = j;
            }
            option = document.createElement('option');
            option.text = wikEdFieldHist[field][i];
            if ( (field == 'find') || (field == 'replace') ) {
                option.value = 'setcheck';
            }
            wikEdSelectElement[field].options[j++] = option;
        }
    }

// add preset entries
    var startPreset = 0;
    if (wikEdComboPresetOptions[field] != null) {
        startPreset = j;
        for (var i = 0; i < wikEdComboPresetOptions[field].length; i ++) {
            if (wikEdComboPresetOptions[field][i] != null) {

// replace spaces with nbsp to allow for multiple and trailing spaces
                wikEdComboPresetOptions[field][i] = wikEdComboPresetOptions[field][i].replace(/ /g, '\u00a0');

// select a dropdown value
                if (wikEdComboPresetOptions[field][i] == wikEdInputElement[field].value) {
                    selectedOption = j;
                }

                option = document.createElement('option');
                option.text = wikEdComboPresetOptions[field][i];
                if (field == 'summary') {
                    option.text = option.text.replace(/\{wikEdUsing\}/g, wikEdSummaryUsing);
                }
                wikEdSelectElement[field].options[j++] = option;
            }
        }
    }

// set the selection
    wikEdSelectElement[field].selectedIndex = selectedOption;

// add a blank preset separator
    if ( (startPreset > 1) && (startPreset < j) ) {
        option = document.createElement('optgroup');
        option.label = '\u00a0';
        option.id = field + 'Optgroup';
        wikEdSelectElement[field].insertBefore(option, wikEdSelectElement[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 = wikEdFrameBody.innerHTML;
        plain = plain.replace(/<br\b[^>]*>/g, '\n');
        plain = plain.replace(/<.*?>/g, '');

// cycle through the headings
        var heading = plain.match(/(^|\n)=+[^\n]+?=+[^\n=]*[ =\t]*(?=(\n|$))/g);
        for (var i = 0; i < heading.length; i ++) {
            var headingMatch = heading[i].match(/\n?((=+) *([^\n]+?)( *\2))/);
            var headingIndent = headingMatch[2]
            headingIndent = headingIndent.replace(/^=/g, '');
            headingIndent = headingIndent.replace(/=/g, '\u00a0');

// add headings to the select element
            option = document.createElement('option');
            option.text = '\u21d2' + headingIndent + headingMatch[3];
            option.value = headingMatch[1];
            wikEdSelectElement[field].options[j++] = option;
        }
    }

// add a blank TOC separator
    if ( (startTOC > 1) && (startTOC < j) ) {
        option = document.createElement('optgroup');
        option.label = '\u00a0';
        option.id = field + 'Optgroup';
        wikEdSelectElement[field].insertBefore(option, wikEdSelectElement[field].options[startTOC]);
    }

    return;
}


//
// WikEdClearHistory: clear the history of combo input fields
//

function WikEdClearHistory(field) {
    WikEdSetCookie(wikEdCookieName[field], '', 0, '/');
    WikEdSetComboOptions(field);
    return;
}


//
// WikEdLoadHistoryFromCookie: get the input box history from the respective cookie
//

function WikEdLoadHistoryFromCookie(field) {
    var cookie = WikEdGetCookie(wikEdCookieName[field]);
    if (cookie != '') {
        cookie = decodeURIComponent(cookie);
        wikEdFieldHist[field] = cookie.split('\n');
    }
    else {
        wikEdFieldHist[field] = [];
    }
    return;
}


//
// WikEdSaveHistoryToCookie: save the input box history to the respective cookie
//

function WikEdSaveHistoryToCookie(field) {
    var cookie = '';
    cookie = wikEdFieldHist[field].join('\n')
    cookie = cookie.replace(/\n$/, '');
    cookie = encodeURIComponent(cookie);
    WikEdSetCookie(wikEdCookieName[field], cookie, 0, '/');
    return;
}


// WikEdGetStyle: get computed style properties for non-inline css definitions
function WikEdGetStyle(element, styleProperty) {
    var style;
    if (element != null) {
        style = document.defaultView.getComputedStyle(element, null).getPropertyValue(styleProperty);
    }
    return(style);
}


//
// WikEdGetCookie: get a cookie
//

function WikEdGetCookie(name) {
    var cookie = ' ' + document.cookie;
    var search = ' ' + name + '=';
    var setStr = '';
    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;
        }
        setStr = cookie.substring(offset, end);
        setStr = setStr.replace(/\\+/g, ' ');
        setStr = decodeURIComponent(setStr);
    }
    return(setStr);
}


//
// WikEdSetCookie: set a cookie, deletes a cookie for expire = -1
//

function WikEdSetCookie(name, value, expires, path, domain, secure) {

    var cookie = name + '=' + encodeURIComponent(value);

    if (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() + wikEdCookieExpireSec * 1000);
            expires = cookieExpire.toUTCString();
        }
        cookie += '; expires=' + expires;
    }
    if (path != null) {
        cookie += '; path=' + path;
    }
    if (domain != null)  {
        cookie += '; domain=' + domain;
    }
    if (secure != null) {
        cookie += '; secure';
    }
    document.cookie = cookie;
}


//
// WikEdGetCookieSetting: get a wikEd setting depending on the presence of a cookie
//

function WikEdGetCookieSetting(cookieName, preset) {

    if (WikEdGetCookie(cookieName) != '') {
        return(!preset);
    }
    else {
        return(preset);
    }
}


//
// WikEdGetOffsetTop: get element offset relative to window top
//

function WikEdGetOffsetTop(element) {
    var offset = 0;
    do {
        offset += element.offsetTop;
    } while ( (element = element.offsetParent) != null );
    return(offset);
}


//
// WikEdGetOffsetLeft: get element offset relative to left window border
//

function WikEdGetOffsetLeft(element) {
    var offset = 0;
    do {
        offset += element.offsetLeft;
    } while ( (element = element.offsetParent) != null );
    return(offset);
}


// define leaf elements for WikEdGetInnerHTML
var wikEdLeafElements = [];
wikEdLeafElements['IMG'] = true;
wikEdLeafElements['HR'] = true;
wikEdLeafElements['BR'] = true;
wikEdLeafElements['INPUT'] = true;


//
// WikEdParseDOM: parses a DOM subtree and and adds plain text into a complex data structure
//   wikEdFrameDOMCache contains the last parse if the frame has not changed
//

function WikEdParseDOM(obj, topNode) {

/* problematic because of obj.changed //////////////////////
    if (wikEdFrameDOMCache != null) {
        obj = wikEdFrameDOMCache;
        return;
    }
*/

    obj.plainLength = 0;
    obj.plainArray = [];
    obj.plainNode = [];
    obj.plainStart = [];
    obj.plainPos = [];
    WikEdParseDOMRecursive(obj, topNode);
    obj.plain = obj.plainArray.join('');
    wikEdFrameDOMCache = obj;
    return;
}


//
// WikEdParseDOMRecursive: parses a DOM tree and and adds plain text into the data structure
//

function WikEdParseDOMRecursive(obj, currentNode) {

// cycle through the child nodes of currentNode
    for (var property in currentNode.childNodes) {
        var childNode = currentNode.childNodes[property];
        if (childNode == null) {
            break;
        }

// check for selection
        if (childNode == obj.sel.focusNode) {
            obj.plainFocus = obj.plainLength + obj.sel.focusOffset;
        }
        if (childNode == obj.sel.anchorNode) {
            obj.plainAnchor = obj.plainLength + obj.sel.anchorOffset;
        }
        var value = null;

// get text of child node
        switch (childNode.nodeType) {
            case 1:
                if ( (childNode.childNodes.length == 0) && (wikEdLeafElements[childNode.nodeName] == true) ) {
                    if (childNode.nodeName == 'BR') {
                        value = '\n';
                    }
                }
                else {
                    WikEdParseDOMRecursive(obj, childNode);
                }
                break;
            case 3:
                value = childNode.nodeValue;
                value = value.replace(/\n/g, ' ');
                break;
            case 5:
                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;
}


//
// WikEdGetInnerHTML: get the innerHTML from a document fragment
//

function WikEdGetInnerHTML(obj, currentNode) {

// initialize string
    if (obj.html == null) {
        obj.html = '';
    }
    if (obj.plain == null) {
        obj.plain = '';
    }
    if (obj.plainArray == null) {
        obj.plainArray = [];
        obj.plainNode = [];
        obj.plainStart = [];
    }

    for (var i = 0; i < currentNode.childNodes.length; i ++) {
        var childNode = currentNode.childNodes.item(i);
        switch (childNode.nodeType) {
            case 1:
                obj.html += '<' + childNode.nodeName.toLowerCase();
                for (var j = 0; j < childNode.attributes.length; j ++) {
                    if (childNode.attributes.item(j).nodeValue != null) {
                        obj.html += ' ' + childNode.attributes.item(j).nodeName + '="' + childNode.attributes.item(j).nodeValue.replace(/</g, '&lt;').replace(/>/g, '&gt;') + '"';
                    }
                }
                if ( (childNode.childNodes.length == 0) && wikEdLeafElements[childNode.nodeName] ) {
                    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 += '>';
                    WikEdGetInnerHTML(obj, childNode);
                    obj.html += '</' + childNode.nodeName.toLowerCase() + '>'
                }
                break;
            case 3:
                var value = childNode.nodeValue;
                value = value.replace(/\n/g, ' '); // important for pasted page content
                obj.plainArray.push(value);        // plain array contains & < > instead of &amp; &lt; &gt;
                obj.plainNode.push(childNode);
                obj.plainStart.push(obj.plain.length);
                value = value.replace(/&/g, '&amp;');
                value = value.replace(/</g, '&lt;');
                value = value.replace(/>/g, '&gt;');
                obj.html += value;
                obj.plain += value;
                break;
            case 4: obj.html += '<![CDATA[' + childNode.nodeValue + ']]>';
                break;
            case 5:
                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 8: obj.html += '<!--' + childNode.nodeValue + '-->';
                break;
        }
    }
    return;
}


//
// WikEdStyleSheet: create a new style sheet object, also defined in wikEdDiff.js
//

function WikEdStyleSheet(documentObject) {

    this.styleElement = null;
    if (documentObject == null) {
        documentObject = document;
    }

// IE
    if (documentObject.createStyleSheet) {
        this.styleElement = documentObject.createStyleSheet();
    }

// standards compliant browsers
    else {
        this.styleElement = documentObject.createElement('style');
        this.styleElement.from = 'text/css';
        var insert = documentObject.getElementsByTagName('head')[0];
        if (insert != null) {
            insert.appendChild(this.styleElement);
        }
    }

// addRule: add one rule at the time using DOM method, very slow

// IE
    this.addRule = function(selector, declaration) {
        if (this.styleElement.addRule) {
            this.styleElement.addRule(selector, declaration);
        }

// standards compliant browsers
        else {
            if (this.styleElement.sheet != null) {
                if (this.styleElement.sheet.insertRule != null) {
                    this.styleElement.sheet.insertRule(selector + ' { ' + declaration + ' } ', 0);
                }
            }
        }
    };

// addRules: add all rules at once, much faster
    this.addRules = function(rules) {
        this.styleElement.innerHTML = rules;
        return;
    }
}


//
// WikEdAjaxInitObject: cross browser wrapper for creating new XMLHttpRequest object
//

function WikEdAjaxInitObject() {

    var ajax;

// current browsers
    try {
        ajax = new XMLHttpRequest();
    }
    catch (e) {

// IE 6
        try {
            ajax = new ActiveXObject('Microsoft.XMLHTTP');
        }
        catch (e) {

// IE 5.5
            try {
                ajax = new ActiveXObject('Msxml2.XMLHTTP');
            }
            catch (e) { }
        }
    }
    return(ajax);
}


//
// WED: shortcut for WikEdDebug
//

function WED(objectName, object) {

    WikEdDebug(objectName, object);
    return;
}


//
// WikEdDebug: print the value of variables
//

function WikEdDebug(objectName, object) {

    if (wikEdLoaded == true) {
        document.getElementById('wikEdTextareaWrapper').style.position = 'static';
        document.getElementById('wikEdTextareaWrapper').style.visibility = 'visible';
        wikEdTextarea.style.display = 'block';
        if (objectName == null) {
            wikEdTextarea.value = '';
            wikEdTextarea.style.height = '25em';
        }
        else {
            wikEdTextarea.value += objectName + ': ' + object + '\n';
        }
    }
    else if (objectName != null) {
        alert(objectName + ':\n\n' + object + '\n');
    }

    return;
}


//
// WikEdDebugTimer: show all measured timepoints
//   add a new time measurement: wikEdDebugTimer.push([1234, new Date]);

function WikEdDebugTimer() {
    var times = '';
    var start = wikEdDebugTimer[0][1].getTime();
    var prev = 0;
    for (var i = 0; i < wikEdDebugTimer.length; i ++) {
        var curr = wikEdDebugTimer[i][1].getTime() - start;
        var diff = curr - prev;
        var prev = curr;
        times += wikEdDebugTimer[i][0] + ': ' + curr + ' ms (+' + diff + 'ms)\n';
    }
    alert(times);
}


//
// WikEdInsertTags: overrides the insertTags function in wikibits.js used by the standard button toolbar and the editpage special chars
//

function WikEdInsertTags(tagOpen, tagClose, sampleText) {

    if (wikEdUseWikEd == true) {
        WikEdEditButton(document.getElementById('wikEdInsertTags'), 'wikEdInsertTags', [tagOpen, tagClose, sampleText]);
    }
    else if (wikeEdInsertTagsOriginal != null) {
        wikeEdInsertTagsOriginal(tagOpen, tagClose, sampleText);
    }
    return;
}


//
// WikEdInitUnicode: define character tables used in WikedFixUnicode()
//   see http://kmi.open.ac.uk/projects/ceryle/doc/docs/NOTE-charents.html
//   removed because of internal use: < ['003c', 'lt']; > ['003e', 'gt']; & ['0026', 'amp'], ['00a0', 'nbsp']

function WikEdInitUnicode() {

// define only once
    if (wikEdSupportedChars != null) {
        return;
    }

// supported chars in Mozilla and IE
    wikEdSupportedChars = [
        ['00a1', 'iexcl'],  // ¡
        ['00a2', 'cent'],   // ¢
        ['00a3', 'pound'],  // £
        ['00a4', 'curren'], // ¤
        ['00a5', 'yen'],    // ¥
        ['00a6', 'brvbar'], // ¦
        ['00a7', 'sect'],   // §
        ['00a8', 'uml'],    // ¨
        ['00a9', 'copy'],   // ©
        ['00aa', 'ordf'],   // ª
        ['00ab', 'laquo'],  // «
        ['00ac', 'not'],    // ¬
        ['00ae', 'reg'],    // ®
        ['00af', 'macr'],   // ¯
        ['00b0', 'deg'],    // °
        ['00b1', 'plusmn'], // ±
        ['00b2', 'sup2'],   // ²
        ['00b3', 'sup3'],   // ³
        ['00b4', 'acute'],  // ´
        ['00b5', 'micro'],  // µ
        ['00b6', 'para'],   // ¶
        ['00b7', 'middot'], // ·
        ['00b8', 'cedil'],  // ¸
        ['00b9', 'sup1'],   // ¹
        ['00ba', 'ordm'],   // º
        ['00bb', 'raquo'],  // »
        ['00bc', 'frac14'], // ¼
        ['00bd', 'frac12'], // ½
        ['00be', 'frac34'], // ¾
        ['00bf', 'iquest'], // ¿
        ['00c0', 'Agrave'], // À
        ['00c1', 'Aacute'], // Á
        ['00c2', 'Acirc'],  // Â
        ['00c3', 'Atilde'], // Ã
        ['00c4', 'Auml'],   // Ä
        ['00c5', 'Aring'],  // Å
        ['00c6', 'AElig'],  // Æ
        ['00c7', 'Ccedil'], // Ç
        ['00c8', 'Egrave'], // È
        ['00c9', 'Eacute'], // É
        ['00ca', 'Ecirc'],  // Ê
        ['00cb', 'Euml'],   // Ë
        ['00cc', 'Igrave'], // Ì
        ['00cd', 'Iacute'], // Í
        ['00ce', 'Icirc'],  // Î
        ['00cf', 'Iuml'],   // Ï
        ['00d0', 'ETH'],    // Ð
        ['00d1', 'Ntilde'], // Ñ
        ['00d2', 'Ograve'], // Ò
        ['00d3', 'Oacute'], // Ó
        ['00d4', 'Ocirc'],  // Ô
        ['00d5', 'Otilde'], // Õ
        ['00d6', 'Ouml'],   // Ö
        ['00d7', 'times'],  // ×
        ['00d8', 'Oslash'], // Ø
        ['00d9', 'Ugrave'], // Ù
        ['00da', 'Uacute'], // Ú
        ['00db', 'Ucirc'],  // Û
        ['00dc', 'Uuml'],   // Ü
        ['00dd', 'Yacute'], // Ý
        ['00de', 'THORN'],  // Þ
        ['00df', 'szlig'],  // ß
        ['00e0', 'agrave'], // à
        ['00e1', 'aacute'], // á
        ['00e2', 'acirc'],  // â
        ['00e3', 'atilde'], // ã
        ['00e4', 'auml'],   // ä
        ['00e5', 'aring'],  // å
        ['00e6', 'aelig'],  // æ
        ['00e7', 'ccedil'], // ç
        ['00e8', 'egrave'], // è
        ['00e9', 'eacute'], // é
        ['00ea', 'ecirc'],  // ê
        ['00eb', 'euml'],   // ë
        ['00ec', 'igrave'], // ì
        ['00ed', 'iacute'], // í
        ['00ee', 'icirc'],  // î
        ['00ef', 'iuml'],   // ï
        ['00f0', 'eth'],    // ð
        ['00f1', 'ntilde'], // ñ
        ['00f2', 'ograve'], // ò
        ['00f3', 'oacute'], // ó
        ['00f4', 'ocirc'],  // ô
        ['00f5', 'otilde'], // õ
        ['00f6', 'ouml'],   // ö
        ['00f7', 'divide'], // ÷
        ['00f8', 'oslash'], // ø
        ['00f9', 'ugrave'], // ù
        ['00fa', 'uacute'], // ú
        ['00fb', 'ucirc'],  // û
        ['00fc', 'uuml'],   // ü
        ['00fd', 'yacute'], // ý
        ['00fe', 'thorn'],  // þ
        ['00ff', 'yuml'],   // ÿ
        ['0027', 'apos'],   // '
        ['0022', 'quot'],   // "
        ['0152', 'OElig'],  // Œ
        ['0153', 'oelig'],  // œ
        ['0160', 'Scaron'], // Š
        ['0161', 'scaron'], // š
        ['0178', 'Yuml'],   // Ÿ
        ['02c6', 'circ'],   // ˆ
        ['02dc', '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'],   // €
        ['0192', 'fnof'],   // ƒ
        ['0391', 'Alpha'],  // Α
        ['0392', 'Beta'],   // Β
        ['0393', 'Gamma'],  // Γ
        ['0394', 'Delta'],  // Δ
        ['0395', 'Epsilon'],// Ε
        ['0396', 'Zeta'],   // Ζ
        ['0397', 'Eta'],    // Η
        ['0398', 'Theta'],  // Θ
        ['0399', 'Iota'],   // Ι
        ['039a', 'Kappa'],  // Κ
        ['039b', 'Lambda'], // Λ
        ['039c', 'Mu'],     // Μ
        ['039d', 'Nu'],     // Ν
        ['039e', 'Xi'],     // Ξ
        ['039f', 'Omicron'],// Ο
        ['03a0', 'Pi'],     // Π
        ['03a1', 'Rho'],    // Ρ
        ['03a3', 'Sigma'],  // Σ
        ['03a4', 'Tau'],    // Τ
        ['03a5', 'Upsilon'],// Υ
        ['03a6', 'Phi'],    // Φ
        ['03a7', 'Chi'],    // Χ
        ['03a8', 'Psi'],    // Ψ
        ['03a9', 'Omega'],  // Ω
        ['03b1', 'alpha'],  // α
        ['03b2', 'beta'],   // β
        ['03b3', 'gamma'],  // γ
        ['03b4', 'delta'],  // δ
        ['03b5', 'epsilon'],// ε
        ['03b6', 'zeta'],   // ζ
        ['03b7', 'eta'],    // η
        ['03b8', 'theta'],  // θ
        ['03b9', 'iota'],   // ι
        ['03ba', 'kappa'],  // κ
        ['03bb', 'lambda'], // λ
        ['03bc', 'mu'],     // μ
        ['03bd', 'nu'],     // ν
        ['03be', 'xi'],     // ξ
        ['03bf', 'omicron'],// ο
        ['03c0', 'pi'],     // π
        ['03c1', 'rho'],    // ρ
        ['03c2', 'sigmaf'], // ς
        ['03c3', 'sigma'],  // σ
        ['03c4', 'tau'],    // τ
        ['03c5', 'upsilon'],// υ
        ['03c6', 'phi'],    // φ
        ['03c7', 'chi'],    // χ
        ['03c8', 'psi'],    // ψ
        ['03c9', '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'],  // ⊕
        ['22a5', 'perp'],   // ⊥
        ['25ca', 'loz'],    // ◊
        ['2660', 'spades'], // ♠
        ['2663', 'clubs'],  // ♣
        ['2665', 'hearts'], // ♥
        ['2666', 'diams']   // ♦
    ];

// special chars (spaces and invisible characters)
    wikEdSpecialChars = [
        ['2002', 'ensp'],   //   en space
        ['00ad', '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
    wikEdProblemChars = [
        ['03d1', 'thetasym'], // ϑ
        ['03d2', 'upsih'],    // ϒ
        ['03d6', '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']      // 〉
    ];

// ASCII control characters and invisibles, used for syntax highlighting
    wikEdControlChars = {
        '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',
        '9': 'horizontal tab',
        '10': 'line feed, new line',
        '11': 'vertical tab',
        '12': 'form feed, new page',
        '13': 'carriage return',
        '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',
        '25': 'substitute',
        '26': 'escape',
        '27': 'file separator',
        '28': 'group separator',
        '29': 'record separator',
        '30': 'unit separator',
        '173' : 'soft hyphen',           // \u00ad
        '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 wikEdControlChars) {
        wikEdControlCharsStr += String.fromCharCode(decimalValue);
    }

// strange spaces, used for syntax highlighting
    wikEdStrangeSpaces = {
        '31': 'non-breaking space', // \u00a0
        '8194': 'en space',         // \u2002
        '8195': 'em space',         // \u2003
        '8201': 'thin space'        // \u2009
    };

    return;
}

/* </nowiki></pre> */