text: /**
   * Entities.js
   *
   * Copyright, Moxiecode Systems AB
   * Released under LGPL License.
   *
   * License: http://www.tinymce.com/license
   * Contributing: http://www.tinymce.com/contributing
   */
  
  (function(tinymce) {
  	var namedEntities, baseEntities, reverseEntities,
  		attrsCharsRegExp = /[&<>\"\u007E-\uD7FF\uE000-\uFFEF]|[\uD800-\uDBFF][\uDC00-\uDFFF]/g,
  		textCharsRegExp = /[<>&\u007E-\uD7FF\uE000-\uFFEF]|[\uD800-\uDBFF][\uDC00-\uDFFF]/g,
  		rawCharsRegExp = /[<>&\"\']/g,
  		entityRegExp = /&(#x|#)?([\w]+);/g,
  		asciiMap = {
  				128 : "\u20AC", 130 : "\u201A", 131 : "\u0192", 132 : "\u201E", 133 : "\u2026", 134 : "\u2020",
  				135 : "\u2021", 136 : "\u02C6", 137 : "\u2030", 138 : "\u0160", 139 : "\u2039", 140 : "\u0152",
  				142 : "\u017D", 145 : "\u2018", 146 : "\u2019", 147 : "\u201C", 148 : "\u201D", 149 : "\u2022",
  				150 : "\u2013", 151 : "\u2014", 152 : "\u02DC", 153 : "\u2122", 154 : "\u0161", 155 : "\u203A",
  				156 : "\u0153", 158 : "\u017E", 159 : "\u0178"
  		};
  
  	// Raw entities
  	baseEntities = {
  		'\"' : '&quot;', // Needs to be escaped since the YUI compressor would otherwise break the code
  		"'" : '&#39;',
  		'<' : '&lt;',
  		'>' : '&gt;',
  		'&' : '&amp;'
  	};
  
  	// Reverse lookup table for raw entities
  	reverseEntities = {
  		'&lt;' : '<',
  		'&gt;' : '>',
  		'&amp;' : '&',
  		'&quot;' : '"',
  		'&apos;' : "'"
  	};
  
  	// Decodes text by using the browser
  	function nativeDecode(text) {
  		var elm;
  
  		elm = document.createElement("div");
  		elm.innerHTML = text;
  
  		return elm.textContent || elm.innerText || text;
  	};
  
  	// Build a two way lookup table for the entities
  	function buildEntitiesLookup(items, radix) {
  		var i, chr, entity, lookup = {};
  
  		if (items) {
  			items = items.split(',');
  			radix = radix || 10;
  
  			// Build entities lookup table
  			for (i = 0; i < items.length; i += 2) {
  				chr = String.fromCharCode(parseInt(items[i], radix));
  
  				// Only add non base entities
  				if (!baseEntities[chr]) {
  					entity = '&' + items[i + 1] + ';';
  					lookup[chr] = entity;
  					lookup[entity] = chr;
  				}
  			}
  
  			return lookup;
  		}
  	};
  
  	// Unpack entities lookup where the numbers are in radix 32 to reduce the size
  	namedEntities = buildEntitiesLookup(
  		'50,nbsp,51,iexcl,52,cent,53,pound,54,curren,55,yen,56,brvbar,57,sect,58,uml,59,copy,' +
  		'5a,ordf,5b,laquo,5c,not,5d,shy,5e,reg,5f,macr,5g,deg,5h,plusmn,5i,sup2,5j,sup3,5k,acute,' +
  		'5l,micro,5m,para,5n,middot,5o,cedil,5p,sup1,5q,ordm,5r,raquo,5s,frac14,5t,frac12,5u,frac34,' +
  		'5v,iquest,60,Agrave,61,Aacute,62,Acirc,63,Atilde,64,Auml,65,Aring,66,AElig,67,Ccedil,' +
  		'68,Egrave,69,Eacute,6a,Ecirc,6b,Euml,6c,Igrave,6d,Iacute,6e,Icirc,6f,Iuml,6g,ETH,6h,Ntilde,' +
  		'6i,Ograve,6j,Oacute,6k,Ocirc,6l,Otilde,6m,Ouml,6n,times,6o,Oslash,6p,Ugrave,6q,Uacute,' +
  		'6r,Ucirc,6s,Uuml,6t,Yacute,6u,THORN,6v,szlig,70,agrave,71,aacute,72,acirc,73,atilde,74,auml,' +
  		'75,aring,76,aelig,77,ccedil,78,egrave,79,eacute,7a,ecirc,7b,euml,7c,igrave,7d,iacute,7e,icirc,' +
  		'7f,iuml,7g,eth,7h,ntilde,7i,ograve,7j,oacute,7k,ocirc,7l,otilde,7m,ouml,7n,divide,7o,oslash,' +
  		'7p,ugrave,7q,uacute,7r,ucirc,7s,uuml,7t,yacute,7u,thorn,7v,yuml,ci,fnof,sh,Alpha,si,Beta,' +
  		'sj,Gamma,sk,Delta,sl,Epsilon,sm,Zeta,sn,Eta,so,Theta,sp,Iota,sq,Kappa,sr,Lambda,ss,Mu,' +
  		'st,Nu,su,Xi,sv,Omicron,t0,Pi,t1,Rho,t3,Sigma,t4,Tau,t5,Upsilon,t6,Phi,t7,Chi,t8,Psi,' +
  		't9,Omega,th,alpha,ti,beta,tj,gamma,tk,delta,tl,epsilon,tm,zeta,tn,eta,to,theta,tp,iota,' +
  		'tq,kappa,tr,lambda,ts,mu,tt,nu,tu,xi,tv,omicron,u0,pi,u1,rho,u2,sigmaf,u3,sigma,u4,tau,' +
  		'u5,upsilon,u6,phi,u7,chi,u8,psi,u9,omega,uh,thetasym,ui,upsih,um,piv,812,bull,816,hellip,' +
  		'81i,prime,81j,Prime,81u,oline,824,frasl,88o,weierp,88h,image,88s,real,892,trade,89l,alefsym,' +
  		'8cg,larr,8ch,uarr,8ci,rarr,8cj,darr,8ck,harr,8dl,crarr,8eg,lArr,8eh,uArr,8ei,rArr,8ej,dArr,' +
  		'8ek,hArr,8g0,forall,8g2,part,8g3,exist,8g5,empty,8g7,nabla,8g8,isin,8g9,notin,8gb,ni,8gf,prod,' +
  		'8gh,sum,8gi,minus,8gn,lowast,8gq,radic,8gt,prop,8gu,infin,8h0,ang,8h7,and,8h8,or,8h9,cap,8ha,cup,' +
  		'8hb,int,8hk,there4,8hs,sim,8i5,cong,8i8,asymp,8j0,ne,8j1,equiv,8j4,le,8j5,ge,8k2,sub,8k3,sup,8k4,' +
  		'nsub,8k6,sube,8k7,supe,8kl,oplus,8kn,otimes,8l5,perp,8m5,sdot,8o8,lceil,8o9,rceil,8oa,lfloor,8ob,' +
  		'rfloor,8p9,lang,8pa,rang,9ea,loz,9j0,spades,9j3,clubs,9j5,hearts,9j6,diams,ai,OElig,aj,oelig,b0,' +
  		'Scaron,b1,scaron,bo,Yuml,m6,circ,ms,tilde,802,ensp,803,emsp,809,thinsp,80c,zwnj,80d,zwj,80e,lrm,' +
  		'80f,rlm,80j,ndash,80k,mdash,80o,lsquo,80p,rsquo,80q,sbquo,80s,ldquo,80t,rdquo,80u,bdquo,810,dagger,' +
  		'811,Dagger,81g,permil,81p,lsaquo,81q,rsaquo,85c,euro', 32);
  
  	tinymce.html = tinymce.html || {};
  
  	/**
  	 * Entity encoder class.
  	 *
  	 * @class tinymce.html.SaxParser
  	 * @static
  	 * @version 3.4
  	 */
  	tinymce.html.Entities = {
  		/**
  		 * Encodes the specified string using raw entities. This means only the required XML base entities will be endoded.
  		 *
  		 * @method encodeRaw
  		 * @param {String} text Text to encode.
  		 * @param {Boolean} attr Optional flag to specify if the text is attribute contents.
  		 * @return {String} Entity encoded text.
  		 */
  		encodeRaw : function(text, attr) {
  			return text.replace(attr ? attrsCharsRegExp : textCharsRegExp, function(chr) {
  				return baseEntities[chr] || chr;
  			});
  		},
  
  		/**
  		 * Encoded the specified text with both the attributes and text entities. This function will produce larger text contents
  		 * since it doesn't know if the context is within a attribute or text node. This was added for compatibility
  		 * and is exposed as the DOMUtils.encode function.
  		 *
  		 * @method encodeAllRaw
  		 * @param {String} text Text to encode.
  		 * @return {String} Entity encoded text.
  		 */
  		encodeAllRaw : function(text) {
  			return ('' + text).replace(rawCharsRegExp, function(chr) {
  				return baseEntities[chr] || chr;
  			});
  		},
  
  		/**
  		 * Encodes the specified string using numeric entities. The core entities will be encoded as named ones but all non lower ascii characters
  		 * will be encoded into numeric entities.
  		 *
  		 * @method encodeNumeric
  		 * @param {String} text Text to encode.
  		 * @param {Boolean} attr Optional flag to specify if the text is attribute contents.
  		 * @return {String} Entity encoded text.
  		 */
  		encodeNumeric : function(text, attr) {
  			return text.replace(attr ? attrsCharsRegExp : textCharsRegExp, function(chr) {
  				// Multi byte sequence convert it to a single entity
  				if (chr.length > 1)
  					return '&#' + (((chr.charCodeAt(0) - 0xD800) * 0x400) + (chr.charCodeAt(1) - 0xDC00) + 0x10000) + ';';
  
  				return baseEntities[chr] || '&#' + chr.charCodeAt(0) + ';';
  			});
  		},
  
  		/**
  		 * Encodes the specified string using named entities. The core entities will be encoded as named ones but all non lower ascii characters
  		 * will be encoded into named entities.
  		 *
  		 * @method encodeNamed
  		 * @param {String} text Text to encode.
  		 * @param {Boolean} attr Optional flag to specify if the text is attribute contents.
  		 * @param {Object} entities Optional parameter with entities to use.
  		 * @return {String} Entity encoded text.
  		 */
  		encodeNamed : function(text, attr, entities) {
  			entities = entities || namedEntities;
  
  			return text.replace(attr ? attrsCharsRegExp : textCharsRegExp, function(chr) {
  				return baseEntities[chr] || entities[chr] || chr;
  			});
  		},
  
  		/**
  		 * Returns an encode function based on the name(s) and it's optional entities.
  		 *
  		 * @method getEncodeFunc
  		 * @param {String} name Comma separated list of encoders for example named,numeric.
  		 * @param {String} entities Optional parameter with entities to use instead of the built in set.
  		 * @return {function} Encode function to be used.
  		 */
  		getEncodeFunc : function(name, entities) {
  			var Entities = tinymce.html.Entities;
  
  			entities = buildEntitiesLookup(entities) || namedEntities;
  
  			function encodeNamedAndNumeric(text, attr) {
  				return text.replace(attr ? attrsCharsRegExp : textCharsRegExp, function(chr) {
  					return baseEntities[chr] || entities[chr] || '&#' + chr.charCodeAt(0) + ';' || chr;
  				});
  			};
  
  			function encodeCustomNamed(text, attr) {
  				return Entities.encodeNamed(text, attr, entities);
  			};
  
  			// Replace + with , to be compatible with previous TinyMCE versions
  			name = tinymce.makeMap(name.replace(/\+/g, ','));
  
  			// Named and numeric encoder
  			if (name.named && name.numeric)
  				return encodeNamedAndNumeric;
  
  			// Named encoder
  			if (name.named) {
  				// Custom names
  				if (entities)
  					return encodeCustomNamed;
  
  				return Entities.encodeNamed;
  			}
  
  			// Numeric
  			if (name.numeric)
  				return Entities.encodeNumeric;
  
  			// Raw encoder
  			return Entities.encodeRaw;
  		},
  
  		/**
  		 * Decodes the specified string, this will replace entities with raw UTF characters.
  		 *
  		 * @param {String} text Text to entity decode.
  		 * @return {String} Entity decoded string.
  		 */
  		decode : function(text) {
  			return text.replace(entityRegExp, function(all, numeric, value) {
  				if (numeric) {
  					value = parseInt(value, numeric.length === 2 ? 16 : 10);
  
  					// Support upper UTF
  					if (value > 0xFFFF) {
  						value -= 0x10000;
  
  						return String.fromCharCode(0xD800 + (value >> 10), 0xDC00 + (value & 0x3FF));
  					} else
  						return asciiMap[value] || String.fromCharCode(value);
  				}
  
  				return reverseEntities[all] || namedEntities[all] || nativeDecode(all);
  			});
  		}
  	};
  })(tinymce);
  