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)))}})}};