CKEditor.

The error came from some script in Application.js

public/javascripts/ckeditor/_source/plugins/specialchar/dialogs/specialchar.js

@@ -0,0 +1,350 @@
+/*
+Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+
+CKEDITOR.dialog.add( 'specialchar', function( editor )
+{
+	/**
+	 * Simulate "this" of a dialog for non-dialog events.
+	 * @type {CKEDITOR.dialog}
+	 */
+	var dialog,
+		lang = editor.lang.specialChar;
+
+	var onChoice = function( evt )
+	{
+		var target, value;
+		if ( evt.data )
+			target = evt.data.getTarget();
+		else
+			target = new CKEDITOR.dom.element( evt );
+
+		if ( target.getName() == 'a' && ( value = target.getChild( 0 ).getHtml() ) )
+		{
+			target.removeClass( "cke_light_background" );
+			dialog.hide();
+
+			// We must use "insertText" here to keep text styled.
+			var span = editor.document.createElement( 'span' );
+			span.setHtml( value );
+			editor.insertText( span.getText() );
+		}
+	};
+
+	var onClick = CKEDITOR.tools.addFunction( onChoice );
+
+	var focusedNode;
+
+	var onFocus = function( evt, target )
+	{
+		var value;
+		target = target || evt.data.getTarget();
+
+		if ( target.getName() == 'span' )
+			target = target.getParent();
+
+		if ( target.getName() == 'a' && ( value = target.getChild( 0 ).getHtml() ) )
+		{
+			// Trigger blur manually if there is focused node.
+			if ( focusedNode )
+				onBlur( null, focusedNode );
+
+			var htmlPreview = dialog.getContentElement( 'info', 'htmlPreview' ).getElement();
+
+			dialog.getContentElement( 'info', 'charPreview' ).getElement().setHtml( value );
+			htmlPreview.setHtml( CKEDITOR.tools.htmlEncode( value ) );
+			target.getParent().addClass( "cke_light_background" );
+
+			// Memorize focused node.
+			focusedNode = target;
+		}
+	};
+
+	var onBlur = function( evt, target )
+	{
+		target = target || evt.data.getTarget();
+
+		if ( target.getName() == 'span' )
+			target = target.getParent();
+
+		if ( target.getName() == 'a' )
+		{
+			dialog.getContentElement( 'info', 'charPreview' ).getElement().setHtml( ' ' );
+			dialog.getContentElement( 'info', 'htmlPreview' ).getElement().setHtml( ' ' );
+			target.getParent().removeClass( "cke_light_background" );
+
+			focusedNode = undefined;
+		}
+	};
+
+	var onKeydown = CKEDITOR.tools.addFunction( function( ev )
+	{
+		ev = new CKEDITOR.dom.event( ev );
+
+		// Get an Anchor element.
+		var element = ev.getTarget();
+		var relative, nodeToMove;
+		var keystroke = ev.getKeystroke(),
+			rtl = editor.lang.dir == 'rtl';
+
+		switch ( keystroke )
+		{
+			// UP-ARROW
+			case 38 :
+				// relative is TR
+				if ( ( relative = element.getParent().getParent().getPrevious() ) )
+				{
+					nodeToMove = relative.getChild( [element.getParent().getIndex(), 0] );
+					nodeToMove.focus();
+					onBlur( null, element );
+					onFocus( null, nodeToMove );
+				}
+				ev.preventDefault();
+				break;
+			// DOWN-ARROW
+			case 40 :
+				// relative is TR
+				if ( ( relative = element.getParent().getParent().getNext() ) )
+				{
+					nodeToMove = relative.getChild( [ element.getParent().getIndex(), 0 ] );
+					if ( nodeToMove && nodeToMove.type == 1 )
+					{
+						nodeToMove.focus();
+						onBlur( null, element );
+						onFocus( null, nodeToMove );
+					}
+				}
+				ev.preventDefault();
+				break;
+			// SPACE
+			// ENTER is already handled as onClick
+			case 32 :
+				onChoice( { data: ev } );
+				ev.preventDefault();
+				break;
+
+			// RIGHT-ARROW
+			case rtl ? 37 : 39 :
+			// TAB
+			case 9 :
+				// relative is TD
+				if ( ( relative = element.getParent().getNext() ) )
+				{
+					nodeToMove = relative.getChild( 0 );
+					if ( nodeToMove.type == 1 )
+					{
+						nodeToMove.focus();
+						onBlur( null, element );
+						onFocus( null, nodeToMove );
+						ev.preventDefault( true );
+					}
+					else
+						onBlur( null, element );
+				}
+				// relative is TR
+				else if ( ( relative = element.getParent().getParent().getNext() ) )
+				{
+					nodeToMove = relative.getChild( [ 0, 0 ] );
+					if ( nodeToMove && nodeToMove.type == 1 )
+					{
+						nodeToMove.focus();
+						onBlur( null, element );
+						onFocus( null, nodeToMove );
+						ev.preventDefault( true );
+					}
+					else
+						onBlur( null, element );
+				}
+				break;
+
+			// LEFT-ARROW
+			case rtl ? 39 : 37 :
+			// SHIFT + TAB
+			case CKEDITOR.SHIFT + 9 :
+				// relative is TD
+				if ( ( relative = element.getParent().getPrevious() ) )
+				{
+					nodeToMove = relative.getChild( 0 );
+					nodeToMove.focus();
+					onBlur( null, element );
+					onFocus( null, nodeToMove );
+					ev.preventDefault( true );
+				}
+				// relative is TR
+				else if ( ( relative = element.getParent().getParent().getPrevious() ) )
+				{
+					nodeToMove = relative.getLast().getChild( 0 );
+					nodeToMove.focus();
+					onBlur( null, element );
+					onFocus( null, nodeToMove );
+					ev.preventDefault( true );
+				}
+				else
+					onBlur( null, element );
+				break;
+			default :
+				// Do not stop not handled events.
+				return;
+		}
+	});
+
+	return {
+		title : lang.title,
+		minWidth : 430,
+		minHeight : 280,
+		buttons : [ CKEDITOR.dialog.cancelButton ],
+		charColumns : 17,
+		onLoad :  function()
+		{
+			var columns = this.definition.charColumns,
+				extraChars = editor.config.extraSpecialChars,
+				chars = editor.config.specialChars;
+
+			var charsTableLabel =  CKEDITOR.tools.getNextId() + '_specialchar_table_label';
+			var html = [ '<table role="listbox" aria-labelledby="' + charsTableLabel + '"' +
+						 			' style="width: 320px; height: 100%; border-collapse: separate;"' +
+						 			' align="center" cellspacing="2" cellpadding="2" border="0">' ];
+
+			var i = 0,
+				size = chars.length,
+				character,
+				charDesc;
+
+			while ( i < size )
+			{
+				html.push( '<tr>' ) ;
+
+				for ( var j = 0 ; j < columns ; j++, i++ )
+				{
+					if ( ( character = chars[ i ] ) )
+					{
+						charDesc = '';
+
+						if ( character instanceof Array )
+						{
+							charDesc = character[ 1 ];
+							character = character[ 0 ];
+						}
+						else
+						{
+							var _tmpName = character.toLowerCase().replace( '&', '' ).replace( ';', '' ).replace( '#', '' );
+
+							// Use character in case description unavailable.
+							charDesc = lang[ _tmpName ] || character;
+						}
+
+						var charLabelId =  'cke_specialchar_label_' + i + '_' + CKEDITOR.tools.getNextNumber();
+
+						html.push(
+							'<td class="cke_dark_background" style="cursor: default" role="presentation">' +
+							'<a href="javascript: void(0);" role="option"' +
+							' aria-posinset="' + ( i +1 ) + '"',
+							' aria-setsize="' + size + '"',
+							' aria-labelledby="' + charLabelId + '"',
+							' style="cursor: inherit; display: block; height: 1.25em; margin-top: 0.25em; text-align: center;" title="', CKEDITOR.tools.htmlEncode( charDesc ), '"' +
+							' onkeydown="CKEDITOR.tools.callFunction( ' + onKeydown + ', event, this )"' +
+							' onclick="CKEDITOR.tools.callFunction(' + onClick + ', this); return false;"' +
+							' tabindex="-1">' +
+							'<span style="margin: 0 auto;cursor: inherit">' +
+							character +
+							'</span>' +
+							'<span class="cke_voice_label" id="' + charLabelId + '">' +
+							charDesc +
+							'</span></a>');
+					}
+					else
+						html.push( '<td class="cke_dark_background">&nbsp;' );
+
+					html.push( '</td>' );
+				}
+				html.push( '</tr>' );
+			}
+
+			html.push( '</tbody></table>', '<span id="' + charsTableLabel + '" class="cke_voice_label">' + lang.options +'</span>' );
+
+			this.getContentElement( 'info', 'charContainer' ).getElement().setHtml( html.join( '' ) );
+		},
+		contents : [
+			{
+				id : 'info',
+				label : editor.lang.common.generalTab,
+				title : editor.lang.common.generalTab,
+				padding : 0,
+				align : 'top',
+				elements : [
+					{
+						type : 'hbox',
+						align : 'top',
+						widths : [ '320px', '90px' ],
+						children :
+						[
+							{
+								type : 'html',
+								id : 'charContainer',
+								html : '',
+								onMouseover : onFocus,
+								onMouseout : onBlur,
+								focus : function()
+								{
+									var firstChar = this.getElement().getElementsByTag( 'a' ).getItem( 0 );
+									setTimeout( function()
+									{
+										firstChar.focus();
+										onFocus( null, firstChar );
+									}, 0 );
+								},
+								onShow : function()
+								{
+									var firstChar = this.getElement().getChild( [ 0, 0, 0, 0, 0 ] );
+									setTimeout( function()
+										{
+											firstChar.focus();
+											onFocus( null, firstChar );
+										}, 0 );
+								},
+								onLoad : function( event )
+								{
+									dialog = event.sender;
+								}
+							},
+							{
+								type : 'hbox',
+								align : 'top',
+								widths : [ '100%' ],
+								children :
+								[
+									{
+										type : 'vbox',
+										align : 'top',
+										children :
+										[
+											{
+												type : 'html',
+												html : '<div></div>'
+											},
+											{
+												type : 'html',
+												id : 'charPreview',
+												className : 'cke_dark_background',
+												style : 'border:1px solid #eeeeee;font-size:28px;height:40px;width:70px;padding-top:9px;font-family:\'Microsoft Sans Serif\',Arial,Helvetica,Verdana;text-align:center;',
+												html : '<div>&nbsp;</div>'
+											},
+											{
+												type : 'html',
+												id : 'htmlPreview',
+												className : 'cke_dark_background',
+												style : 'border:1px solid #eeeeee;font-size:14px;height:20px;width:70px;padding-top:2px;font-family:\'Microsoft Sans Serif\',Arial,Helvetica,Verdana;text-align:center;',
+												html : '<div>&nbsp;</div>'
+											}
+										]
+									}
+								]
+							}
+						]
+					}
+				]
+			}
+		]
+	};
+} );

public/javascripts/ckeditor/_source/plugins/specialchar/lang/en.js

@@ -0,0 +1,89 @@
+
+CKEDITOR.plugins.setLang( 'specialchar', 'en',
+{
+	euro: "Euro sign",
+	lsquo: "Left single quotation mark",
+	rsquo: "Right single quotation mark",
+	ldquo: "Left double quotation mark",
+	rdquo: "Right double quotation mark",
+	ndash: "En dash",
+	mdash: "Em dash",
+	iexcl: "Inverted exclamation mark",
+	cent: "Cent sign",
+	pound: "Pound sign",
+	curren: "Currency sign",
+	yen: "Yen sign",
+	brvbar: "Broken bar",
+	sect: "Section sign",
+	uml: "Diaeresis",
+	copy: "Copyright sign",
+	ordf: "Feminine ordinal indicator",
+	laquo: "Left-pointing double angle quotation mark",
+	not: "Not sign",
+	reg: "Registered sign",
+	macr: "Macron",
+	deg: "Degree sign",
+	sup2: "Superscript two",
+	sup3: "Superscript three",
+	acute: "Acute accent",
+	micro: "Micro sign",
+	para: "Pilcrow sign",
+	middot: "Middle dot",
+	cedil: "Cedilla",
+	sup1: "Superscript one",
+	ordm: "Masculine ordinal indicator",
+	frac14: "Vulgar fraction one quarter",
+	frac12: "Vulgar fraction one half",
+	frac34: "Vulgar fraction three quarters",
+	iquest: "Inverted question mark",
+	agrave: "Latin small letter a with grave",
+	aacute: "Latin small letter a with acute",
+	acirc: "Latin small letter a with circumflex",
+	atilde: "Latin small letter a with tilde",
+	auml: "Latin small letter a with diaeresis",
+	aring: "Latin small letter a with ring above",
+	aelig: "Latin small letter ae",
+	ccedil: "Latin small letter c with cedilla",
+	egrave: "Latin small letter e with grave",
+	eacute: "Latin small letter e with acute",
+	ecirc: "Latin small letter e with circumflex",
+	euml: "Latin small letter e with diaeresis",
+	igrave: "Latin small letter i with grave",
+	iacute: "Latin small letter i with acute",
+	icirc: "Latin small letter i with circumflex",
+	iuml: "Latin small letter i with diaeresis",
+	eth: "Latin small letter eth",
+	ntilde: "Latin small letter n with tilde",
+	ograve: "Latin small letter o with grave",
+	oacute: "Latin small letter o with acute",
+	ocirc: "Latin small letter o with circumflex",
+	otilde: "Latin small letter o with tilde",
+	ouml: "Latin small letter o with diaeresis",
+	times: "Multiplication sign",
+	oslash: "Latin small letter o with stroke",
+	ugrave: "Latin small letter u with grave",
+	uacute: "Latin small letter u with acute",
+	ucirc: "Latin small letter u with circumflex",
+	uuml: "Latin small letter u with diaeresis",
+	yacute: "Latin small letter y with acute",
+	thorn: "Latin small letter thorn",
+	szlig: "Latin small letter sharp s",
+	divide: "Division sign",
+	yuml: "Latin small letter y with diaeresis",
+	oelig: "Latin small ligature oe",
+	'372': "Latin capital letter w with circumflex",
+	'374': "Latin capital letter y with circumflex",
+	'373': "Latin small letter w with circumflex",
+	'375': "Latin small letter y with circumflex",
+	8219: "Single high-reversed-9 quotation mark",
+	bdquo: "Double low-9 quotation mark",
+	hellip: "Horizontal ellipsis",
+	trade: "Trade mark sign",
+	'9658': "Black right-pointing pointer",
+	bull: "Bullet",
+	rarr: "Rightwards double arrow",
+	harr: "Left right double arrow",
+	diams: "Black diamond suit",
+	asymp: "Almost equal to",
+	sbquo: "Single low-9 quotation mark"
+});

public/javascripts/ckeditor/_source/plugins/specialchar/plugin.js

@@ -0,0 +1,70 @@
+/*
+Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+
+/**
+ * @file Special Character plugin
+ */
+
+CKEDITOR.plugins.add( 'specialchar',
+{
+	// List of available localizations.
+	availableLangs : { en:1 },
+
+	init : function( editor )
+	{
+		var pluginName = 'specialchar',
+			plugin = this;
+
+		// Register the dialog.
+		CKEDITOR.dialog.add( pluginName, this.path + 'dialogs/specialchar.js' );
+
+		editor.addCommand( pluginName,
+			{
+				exec : function()
+				{
+					var langCode = editor.langCode;
+					langCode = plugin.availableLangs[ langCode ] ? langCode : 'en';
+
+					CKEDITOR.scriptLoader.load(
+							CKEDITOR.getUrl( plugin.path + 'lang/' + langCode + '.js' ),
+							function()
+							{
+								CKEDITOR.tools.extend( editor.lang.specialChar, plugin.langEntries[ langCode ] );
+								editor.openDialog( pluginName );
+							});
+				},
+				modes : { wysiwyg:1 },
+				canUndo : false
+			});
+
+		// Register the toolbar button.
+		editor.ui.addButton( 'SpecialChar',
+			{
+				label : editor.lang.specialChar.toolbar,
+				command : pluginName
+			});
+	}
+} );
+
+/**
+  * The list of special characters visible in Special Character dialog.
+  * @type Array
+  * @example
+  * config.specialChars = [ '"', '’', [ '&custom;', 'Custom label' ] ];
+  * config.specialChars = config.specialChars.concat( [ '"', [ '’', 'Custom label' ] ] );
+  */
+CKEDITOR.config.specialChars =
+	[
+		'!','"','#','$','%','&',"'",'(',')','*','+','-','.','/',
+		'0','1','2','3','4','5','6','7','8','9',':',';',
+		'<','=','>','?','@',
+		'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O',
+		'P','Q','R','S','T','U','V','W','X','Y','Z',
+		'[',']','^','_','`',
+		'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p',
+		'q','r','s','t','u','v','w','x','y','z',
+		'{','|','}','~',
+		"€", "‘", "’", "“", "”", "–", "—", "¡", "¢", "£", "¤", "¥", "¦", "§", "¨", "©", "ª", "«", "¬", "®", "¯", "°", "&", "²", "³", "´", "µ", "¶", "·", "¸", "¹", "º", "&", "¼", "½", "¾", "¿", "À", "Á", "Â", "Ã", "Ä", "Å", "Æ", "Ç", "È", "É", "Ê", "Ë", "Ì", "Í", "Î", "Ï", "Ð", "Ñ", "Ò", "Ó", "Ô", "Õ", "Ö", "×", "Ø", "Ù", "Ú", "Û", "Ü", "Ý", "Þ", "ß", "à", "á", "â", "ã", "ä", "å", "æ", "ç", "è", "é", "ê", "ë", "ì", "í", "î", "ï", "ð", "ñ", "ò", "ó", "ô", "õ", "ö", "÷", "ø", "ù", "ú", "û", "ü", "ü", "ý", "þ", "ÿ", "Œ", "œ", "Ŵ", "&#374", "&#373", "ŷ", "‚", "‛", "„", "…", "™", "►", "•", "→", "⇒", "⇔", "♦", "≈"
+	];