var Builder={NODEMAP:{AREA:'map',CAPTION:'table',COL:'table',COLGROUP:'table',LEGEND:'fieldset',OPTGROUP:'select',OPTION:'select',PARAM:'object',TBODY:'table',TD:'table',TFOOT:'table',TH:'table',THEAD:'table',TR:'table'},node:function(elementName){elementName=elementName.toUpperCase();var parentTag=this.NODEMAP[elementName]||'div';var parentElement=document.createElement(parentTag);try{parentElement.innerHTML="<"+elementName+"></"+elementName+">"}catch(e){}var element=parentElement.firstChild||null;if(element&&(element.tagName.toUpperCase()!=elementName))element=element.getElementsByTagName(elementName)[0];if(!element)element=document.createElement(elementName);if(!element)return;if(arguments[1])if(this._isStringOrNumber(arguments[1])||(arguments[1]instanceof Array)||arguments[1].tagName){this._children(element,arguments[1])}else{var attrs=this._attributes(arguments[1]);if(attrs.length){try{parentElement.innerHTML="<"+elementName+" "+attrs+"></"+elementName+">"}catch(e){}element=parentElement.firstChild||null;if(!element){element=document.createElement(elementName);for(attr in arguments[1])element[attr=='class'?'className':attr]=arguments[1][attr]}if(element.tagName.toUpperCase()!=elementName)element=parentElement.getElementsByTagName(elementName)[0]}}if(arguments[2])this._children(element,arguments[2]);return element},_text:function(text){return document.createTextNode(text)},ATTR_MAP:{'className':'class','htmlFor':'for'},_attributes:function(attributes){var attrs=[];for(attribute in attributes)attrs.push((attribute in this.ATTR_MAP?this.ATTR_MAP[attribute]:attribute)+'="'+attributes[attribute].toString().escapeHTML().gsub(/"/,'&quot;')+'"');return attrs.join(" ")},_children:function(element,children){if(children.tagName){element.appendChild(children);return}if(typeof children=='object'){children.flatten().each(function(e){if(typeof e=='object')element.appendChild(e)else if(Builder._isStringOrNumber(e))element.appendChild(Builder._text(e))})}else if(Builder._isStringOrNumber(children))element.appendChild(Builder._text(children))},_isStringOrNumber:function(param){return(typeof param=='string'||typeof param=='number')},build:function(html){var element=this.node('div');$(element).update(html.strip());return element.down()},dump:function(scope){if(typeof scope!='object'&&typeof scope!='function')scope=window;var tags=("A ABBR ACRONYM ADDRESS APPLET AREA B BASE BASEFONT BDO BIG BLOCKQUOTE BODY "+"BR BUTTON CAPTION CENTER CITE CODE COL COLGROUP DD DEL DFN DIR DIV DL DT EM FIELDSET "+"FONT FORM FRAME FRAMESET H1 H2 H3 H4 H5 H6 HEAD HR HTML I IFRAME IMG INPUT INS ISINDEX "+"KBD LABEL LEGEND LI LINK MAP MENU META NOFRAMES NOSCRIPT OBJECT OL OPTGROUP OPTION P "+"PARAM PRE Q S SAMP SCRIPT SELECT SMALL SPAN STRIKE STRONG STYLE SUB SUP TABLE TBODY TD "+"TEXTAREA TFOOT TH THEAD TITLE TR TT U UL VAR").split(/\s+/);tags.each(function(tag){scope[tag]=function(){return Builder.node.apply(Builder,[tag].concat($A(arguments)))}})}}