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})||false
},activeRequestCount:0};
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}},unregister:function(A){this.responders=this.responders.without(A)
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}};
Object.extend(Ajax.Responders,Enumerable);
Ajax.Responders.register({onCreate:function(){Ajax.activeRequestCount++
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}});
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this.request(B)
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var D=Object.isString(this.options.parameters)?this.options.parameters:Object.toQueryString(this.options.parameters);
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try{var A=new Ajax.Response(this);
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this.transport.open(this.method.toUpperCase(),this.url,this.options.asynchronous);
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this.setRequestHeaders();
this.body=this.method=="post"?(this.options.postBody||D):null;
this.transport.send(this.body);
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}catch(e){this.dispatchException(e)
}},dispatchException:function(A){(this.options.onException||Prototype.emptyFunction)(this,A);
Ajax.Responders.dispatch("onException",this,A)
}});
Ajax.Request.Events=["Uninitialized","Loading","Loaded","Interactive","Complete"];
Ajax.Response=Class.create({initialize:function(C){this.request=C;
var D=this.transport=C.transport,A=this.readyState=D.readyState;
if((A>2&&!Prototype.Browser.IE)||A==4){this.status=this.getStatus();
this.statusText=this.getStatusText();
this.responseText=String.interpret(D.responseText);
this.headerJSON=this._getHeaderJSON()
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this.responseJSON=this._getResponseJSON()
}},status:0,statusText:"",getStatus:Ajax.Request.prototype.getStatus,getStatusText:function(){try{return this.transport.statusText||""
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}},getHeader:Ajax.Request.prototype.getHeader,getAllHeaders:function(){try{return this.getAllResponseHeaders()
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}},getResponseHeader:function(A){return this.transport.getResponseHeader(A)
},getAllResponseHeaders:function(){return this.transport.getAllResponseHeaders()
},_getHeaderJSON:function(){var A=this.getHeader("X-JSON");
if(!A){return null
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try{return A.evalJSON(this.request.options.sanitizeJSON||!this.request.isSameOrigin())
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}},_getResponseJSON:function(){var A=this.request.options;
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}catch(B){this.request.dispatchException(B)
}}});
Ajax.Updater=Class.create(Ajax.Request,{initialize:function($super,A,C,B){this.container={success:(A.success||A),failure:(A.failure||(A.success?null:A))};
B=Object.clone(B);
var D=B.onComplete;
B.onComplete=(function(E,F){this.updateContent(E.responseText);
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}}).bind(this);
$super(C,B)
},updateContent:function(D){var C=this.container[this.success()?"success":"failure"],A=this.options;
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B[A.insertion]=D;
C.insert(B)
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}}else{C.update(D)
}}}});
Ajax.PeriodicalUpdater=Class.create(Ajax.Base,{initialize:function($super,A,C,B){$super(B);
this.onComplete=this.options.onComplete;
this.frequency=(this.options.frequency||2);
this.decay=(this.options.decay||1);
this.updater={};
this.container=A;
this.url=C;
this.start()
},start:function(){this.options.onComplete=this.updateComplete.bind(this);
this.onTimerEvent()
},stop:function(){this.updater.options.onComplete=undefined;
clearTimeout(this.timer);
(this.onComplete||Prototype.emptyFunction).apply(this,arguments)
},updateComplete:function(A){if(this.options.decay){this.decay=(A.responseText==this.lastText?this.decay*this.options.decay:1);
this.lastText=A.responseText
}this.timer=this.onTimerEvent.bind(this).delay(this.decay*this.frequency)
},onTimerEvent:function(){this.updater=new Ajax.Updater(this.container,this.url,this.options)
}});
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A<C;
A++){D.push($(arguments[A]))
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}if(Prototype.BrowserFeatures.XPath){document._getElementsByXPath=function(F,A){var C=[];
var E=document.evaluate(F,$(A)||document,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);
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B<D;
B++){C.push(Element.extend(E.snapshotItem(B)))
}return C
}
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}(function(C){function D(F,E){if(F==="select"){return false
}if("type" in E){return false
}return true
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}})();
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C.Element=function(G,F){F=F||{};
G=G.toLowerCase();
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Element.idCounter=1;
Element.cache={};
Element._purgeElement=function(B){var A=B._prototypeUID;
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B._prototypeUID=void 0;
delete Element.Storage[A]
}};
Element.Methods={visible:function(A){return $(A).style.display!="none"
},toggle:function(A){A=$(A);
Element[Element.visible(A)?"hide":"show"](A);
return A
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A.style.display="none";
return A
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A.style.display="";
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A.parentNode.removeChild(A);
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G.innerHTML='<option value="test">test</option>';
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return H
})();
var B=(function(){try{var G=document.createElement("table");
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var I=typeof G.tBodies[0]=="undefined";
G=null;
return I
}}catch(H){return true
}})();
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G.innerHTML="<link>";
var I=(G.childNodes.length===0);
G=null;
return I
}catch(H){return true
}})();
var C=D||B||A;
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})();
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})
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H.each(function(N){K.appendChild(N)
})
}else{K.innerHTML=L.stripScripts()
}}}else{K.innerHTML=L.stripScripts()
}L.evalScripts.bind(L).defer();
return K
}return E
})(),replace:function(B,C){B=$(B);
if(C&&C.toElement){C=C.toElement()
}else{if(!Object.isElement(C)){C=Object.toHTML(C);
var A=B.ownerDocument.createRange();
A.selectNode(B);
C.evalScripts.bind(C).defer();
C=A.createContextualFragment(C.stripScripts())
}}B.parentNode.replaceChild(C,B);
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D.evalScripts.bind(D).defer()
}return C
},wrap:function(B,C,A){B=$(B);
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}else{if(Object.isString(C)){C=new Element(C,A)
}else{C=new Element("div",C)
}}if(B.parentNode){B.parentNode.replaceChild(C,B)
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var A="<"+B.tagName.toLowerCase();
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var B=[];
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}}return B
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},descendants:function(A){return Element.select(A,"*")
},firstDescendant:function(A){A=$(A).firstChild;
while(A&&A.nodeType!=1){A=A.nextSibling
}return $(A)
},immediateDescendants:function(B){var A=[],C=$(B).firstChild;
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}return A
},previousSiblings:function(A,B){return Element.recursivelyCollect(A,"previousSibling")
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},siblings:function(A){A=$(A);
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},match:function(B,A){B=$(B);
if(Object.isString(A)){return Prototype.Selector.match(B,A)
}return A.match(B)
},up:function(B,D,A){B=$(B);
if(arguments.length==1){return $(B.parentNode)
}var C=Element.ancestors(B);
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}},next:function(B,D,A){B=$(B);
if(Object.isNumber(D)){A=D,D=false
}if(!Object.isNumber(A)){A=0
}if(D){return Prototype.Selector.find(B.nextSiblings(),D,A)
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}},select:function(A){A=$(A);
var B=Array.prototype.slice.call(arguments,1).join(", ");
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var B=Array.prototype.slice.call(arguments,1).join(", ");
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var B=Element.readAttribute(A,"id");
if(B){return B
}do{B="anonymous_element_"+Element.idCounter++
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Element.writeAttribute(A,"id",B);
return B
},readAttribute:function(C,A){C=$(C);
if(Prototype.Browser.IE){var B=Element._attributeTranslations.read;
if(B.values[A]){return B.values[A](C,A)
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}if(A.include(":")){return(!C.attributes||!C.attributes[A])?null:C.attributes[A].value
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},writeAttribute:function(E,C,F){E=$(E);
var B={},D=Element._attributeTranslations.write;
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}else{B[C]=Object.isUndefined(F)?true:F
}for(var A in B){C=D.names[A]||A;
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}if(F===false||F===null){E.removeAttribute(C)
}else{if(F===true){E.setAttribute(C,C)
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}}}return E
},getHeight:function(A){return Element.getDimensions(A).height
},getWidth:function(A){return Element.getDimensions(A).width
},classNames:function(A){return new Element.ClassNames(A)
},hasClassName:function(A,B){if(!(A=$(A))){return 
}var C=A.className;
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},addClassName:function(A,B){if(!(A=$(A))){return 
}if(!Element.hasClassName(A,B)){A.className+=(A.className?" ":"")+B
}return A
},removeClassName:function(A,B){if(!(A=$(A))){return 
}A.className=A.className.replace(new RegExp("(^|\\s+)"+B+"(\\s+|$)")," ").strip();
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},toggleClassName:function(A,B){if(!(A=$(A))){return 
}return Element[Element.hasClassName(A,B)?"removeClassName":"addClassName"](A,B)
},cleanWhitespace:function(B){B=$(B);
var C=B.firstChild;
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if(C.nodeType==3&&!/\S/.test(C.nodeValue)){B.removeChild(C)
}C=A
}return B
},empty:function(A){return $(A).innerHTML.blank()
},descendantOf:function(B,A){B=$(B),A=$(A);
if(B.compareDocumentPosition){return(B.compareDocumentPosition(A)&8)===8
}if(A.contains){return A.contains(B)&&A!==B
}while(B=B.parentNode){if(B==A){return true
}}return false
},scrollTo:function(A){A=$(A);
var B=Element.cumulativeOffset(A);
window.scrollTo(B[0],B[1]);
return A
},getStyle:function(B,C){B=$(B);
C=C=="float"?"cssFloat":C.camelize();
var D=B.style[C];
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},getOpacity:function(A){return $(A).getStyle("opacity")
},setStyle:function(B,C){B=$(B);
var E=B.style,A;
if(Object.isString(C)){B.style.cssText+=";"+C;
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}for(var D in C){if(D=="opacity"){B.setOpacity(C[D])
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A.style.opacity=(B==1||B==="")?"":(B<0.00001)?0:B;
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var B=Element.getStyle(A,"position");
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}A._overflow=Element.getStyle(A,"overflow")||"auto";
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}A.style.overflow=A._overflow=="auto"?"":A._overflow;
A._overflow=null;
return A
},clonePosition:function(B,D){var A=Object.extend({setLeft:true,setTop:true,setWidth:true,setHeight:true,offsetTop:0,offsetLeft:0},arguments[2]||{});
D=$(D);
var E=Element.viewportOffset(D),F=[0,0],C=null;
B=$(B);
if(Element.getStyle(B,"position")=="absolute"){C=Element.getOffsetParent(B);
F=Element.viewportOffset(C)
}if(C==document.body){F[0]-=document.body.offsetLeft;
F[1]-=document.body.offsetTop
}if(A.setLeft){B.style.left=(E[0]-F[0]+A.offsetLeft)+"px"
}if(A.setTop){B.style.top=(E[1]-F[1]+A.offsetTop)+"px"
}if(A.setWidth){B.style.width=D.offsetWidth+"px"
}if(A.setHeight){B.style.height=D.offsetHeight+"px"
}return B
}};
Object.extend(Element.Methods,{getElementsBySelector:Element.Methods.select,childElements:Element.Methods.immediateDescendants});
Element._attributeTranslations={write:{names:{className:"class",htmlFor:"for"},values:{}}};
if(Prototype.Browser.Opera){Element.Methods.getStyle=Element.Methods.getStyle.wrap(function(D,B,C){switch(C){case"height":case"width":if(!Element.visible(B)){return null
}var E=parseInt(D(B,C),10);
if(E!==B["offset"+C.capitalize()]){return E+"px"
}var A;
if(C==="height"){A=["border-top-width","padding-top","padding-bottom","border-bottom-width"]
}else{A=["border-left-width","padding-left","padding-right","border-right-width"]
}return A.inject(E,function(F,G){var H=D(B,G);
return H===null?F:F-parseInt(H,10)
})+"px";
default:return D(B,C)
}});
Element.Methods.readAttribute=Element.Methods.readAttribute.wrap(function(C,A,B){if(B==="title"){return A.title
}return C(A,B)
})
}else{if(Prototype.Browser.IE){Element.Methods.getStyle=function(A,B){A=$(A);
B=(B=="float"||B=="cssFloat")?"styleFloat":B.camelize();
var C=A.style[B];
if(!C&&A.currentStyle){C=A.currentStyle[B]
}if(B=="opacity"){if(C=(A.getStyle("filter")||"").match(/alpha\(opacity=(.*)\)/)){if(C[1]){return parseFloat(C[1])/100
}}return 1
}if(C=="auto"){if((B=="width"||B=="height")&&(A.getStyle("display")!="none")){return A["offset"+B.capitalize()]+"px"
}return null
}return C
};
Element.Methods.setOpacity=function(B,E){function F(G){return G.replace(/alpha\([^\)]*\)/gi,"")
}B=$(B);
var A=B.currentStyle;
if((A&&!A.hasLayout)||(!A&&B.style.zoom=="normal")){B.style.zoom=1
}var D=B.getStyle("filter"),C=B.style;
if(E==1||E===""){(D=F(D))?C.filter=D:C.removeAttribute("filter");
return B
}else{if(E<0.00001){E=0
}}C.filter=F(D)+"alpha(opacity="+(E*100)+")";
return B
};
Element._attributeTranslations=(function(){var B="className",A="for",C=document.createElement("div");
C.setAttribute(B,"x");
if(C.className!=="x"){C.setAttribute("class","x");
if(C.className==="x"){B="class"
}}C=null;
C=document.createElement("label");
C.setAttribute(A,"x");
if(C.htmlFor!=="x"){C.setAttribute("htmlFor","x");
if(C.htmlFor==="x"){A="htmlFor"
}}C=null;
return{read:{names:{"class":B,className:B,"for":A,htmlFor:A},values:{_getAttr:function(D,E){return D.getAttribute(E)
},_getAttr2:function(D,E){return D.getAttribute(E,2)
},_getAttrNode:function(D,F){var E=D.getAttributeNode(F);
return E?E.value:""
},_getEv:(function(){var D=document.createElement("div"),F;
D.onclick=Prototype.emptyFunction;
var E=D.getAttribute("onclick");
if(String(E).indexOf("{")>-1){F=function(G,H){H=G.getAttribute(H);
if(!H){return null
}H=H.toString();
H=H.split("{")[1];
H=H.split("}")[0];
return H.strip()
}
}else{if(E===""){F=function(G,H){H=G.getAttribute(H);
if(!H){return null
}return H.strip()
}
}}D=null;
return F
})(),_flag:function(D,E){return $(D).hasAttribute(E)?E:null
},style:function(D){return D.style.cssText.toLowerCase()
},title:function(D){return D.title
}}}}
})();
Element._attributeTranslations.write={names:Object.extend({cellpadding:"cellPadding",cellspacing:"cellSpacing"},Element._attributeTranslations.read.names),values:{checked:function(A,B){A.checked=!!B
},style:function(A,B){A.style.cssText=B?B:""
}}};
Element._attributeTranslations.has={};
$w("colSpan rowSpan vAlign dateTime accessKey tabIndex encType maxLength readOnly longDesc frameBorder").each(function(A){Element._attributeTranslations.write.names[A.toLowerCase()]=A;
Element._attributeTranslations.has[A.toLowerCase()]=A
});
(function(A){Object.extend(A,{href:A._getAttr2,src:A._getAttr2,type:A._getAttr,action:A._getAttrNode,disabled:A._flag,checked:A._flag,readonly:A._flag,multiple:A._flag,onload:A._getEv,onunload:A._getEv,onclick:A._getEv,ondblclick:A._getEv,onmousedown:A._getEv,onmouseup:A._getEv,onmouseover:A._getEv,onmousemove:A._getEv,onmouseout:A._getEv,onfocus:A._getEv,onblur:A._getEv,onkeypress:A._getEv,onkeydown:A._getEv,onkeyup:A._getEv,onsubmit:A._getEv,onreset:A._getEv,onselect:A._getEv,onchange:A._getEv})
})(Element._attributeTranslations.read.values);
if(Prototype.BrowserFeatures.ElementExtensions){(function(){function A(E){var B=E.getElementsByTagName("*"),D=[];
for(var C=0,F;
F=B[C];
C++){if(F.tagName!=="!"){D.push(F)
}}return D
}Element.Methods.down=function(C,D,B){C=$(C);
if(arguments.length==1){return C.firstDescendant()
}return Object.isNumber(D)?A(C)[D]:Element.select(C,D)[B||0]
}
})()
}}else{if(Prototype.Browser.Gecko&&/rv:1\.8\.0/.test(navigator.userAgent)){Element.Methods.setOpacity=function(A,B){A=$(A);
A.style.opacity=(B==1)?0.999999:(B==="")?"":(B<0.00001)?0:B;
return A
}
}else{if(Prototype.Browser.WebKit){Element.Methods.setOpacity=function(A,B){A=$(A);
A.style.opacity=(B==1||B==="")?"":(B<0.00001)?0:B;
if(B==1){if(A.tagName.toUpperCase()=="IMG"&&A.width){A.width++;
A.width--
}else{try{var D=document.createTextNode(" ");
A.appendChild(D);
A.removeChild(D)
}catch(C){}}}return A
}
}}}}if("outerHTML" in document.documentElement){Element.Methods.replace=function(C,E){C=$(C);
if(E&&E.toElement){E=E.toElement()
}if(Object.isElement(E)){C.parentNode.replaceChild(E,C);
return C
}E=Object.toHTML(E);
var D=C.parentNode,B=D.tagName.toUpperCase();
if(Element._insertionTranslations.tags[B]){var F=C.next(),A=Element._getContentFromAnonymousElement(B,E.stripScripts());
D.removeChild(C);
if(F){A.each(function(G){D.insertBefore(G,F)
})
}else{A.each(function(G){D.appendChild(G)
})
}}else{C.outerHTML=E.stripScripts()
}E.evalScripts.bind(E).defer();
return C
}
}Element._returnOffset=function(B,C){var A=[B,C];
A.left=B;
A.top=C;
return A
};
Element._getContentFromAnonymousElement=function(E,D,F){var G=new Element("div"),C=Element._insertionTranslations.tags[E];
var A=false;
if(C){A=true
}else{if(F){A=true;
C=["","",0]
}}if(A){G.innerHTML="&nbsp;"+C[0]+D+C[1];
G.removeChild(G.firstChild);
for(var B=C[2];
B--;
){G=G.firstChild
}}else{G.innerHTML=D
}return $A(G.childNodes)
};
Element._insertionTranslations={before:function(A,B){A.parentNode.insertBefore(B,A)
},top:function(A,B){A.insertBefore(B,A.firstChild)
},bottom:function(A,B){A.appendChild(B)
},after:function(A,B){A.parentNode.insertBefore(B,A.nextSibling)
},tags:{TABLE:["<table>","</table>",1],TBODY:["<table><tbody>","</tbody></table>",2],TR:["<table><tbody><tr>","</tr></tbody></table>",3],TD:["<table><tbody><tr><td>","</td></tr></tbody></table>",4],SELECT:["<select>","</select>",1]}};
(function(){var A=Element._insertionTranslations.tags;
Object.extend(A,{THEAD:A.TBODY,TFOOT:A.TBODY,TH:A.TD})
})();
Element.Methods.Simulated={hasAttribute:function(A,C){C=Element._attributeTranslations.has[C]||C;
var B=$(A).getAttributeNode(C);
return !!(B&&B.specified)
}};
Element.Methods.ByTag={};
Object.extend(Element,Element.Methods);
(function(A){if(!Prototype.BrowserFeatures.ElementExtensions&&A.__proto__){window.HTMLElement={};
window.HTMLElement.prototype=A.__proto__;
Prototype.BrowserFeatures.ElementExtensions=true
}A=null
})(document.createElement("div"));
Element.extend=(function(){function C(G){if(typeof window.Element!="undefined"){var I=window.Element.prototype;
if(I){var K="_"+(Math.random()+"").slice(2),H=document.createElement(G);
I[K]="x";
var J=(H[K]!=="x");
delete I[K];
H=null;
return J
}}return false
}function B(H,G){for(var J in G){var I=G[J];
if(Object.isFunction(I)&&!(J in H)){H[J]=I.methodize()
}}}var D=C("object");
if(Prototype.BrowserFeatures.SpecificElementExtensions){if(D){return function(H){if(H&&typeof H._extendedByPrototype=="undefined"){var G=H.tagName;
if(G&&(/^(?:object|applet|embed)$/i.test(G))){B(H,Element.Methods);
B(H,Element.Methods.Simulated);
B(H,Element.Methods.ByTag[G.toUpperCase()])
}}return H
}
}return Prototype.K
}var A={},E=Element.Methods.ByTag;
var F=Object.extend(function(I){if(!I||typeof I._extendedByPrototype!="undefined"||I.nodeType!=1||I==window){return I
}var G=Object.clone(A),H=I.tagName.toUpperCase();
if(E[H]){Object.extend(G,E[H])
}B(I,G);
I._extendedByPrototype=Prototype.emptyFunction;
return I
},{refresh:function(){if(!Prototype.BrowserFeatures.ElementExtensions){Object.extend(A,Element.Methods);
Object.extend(A,Element.Methods.Simulated)
}}});
F.refresh();
return F
})();
if(document.documentElement.hasAttribute){Element.hasAttribute=function(A,B){return A.hasAttribute(B)
}
}else{Element.hasAttribute=Element.Methods.Simulated.hasAttribute
}Element.addMethods=function(C){var J=Prototype.BrowserFeatures,D=Element.Methods.ByTag;
if(!C){Object.extend(Form,Form.Methods);
Object.extend(Form.Element,Form.Element.Methods);
Object.extend(Element.Methods.ByTag,{FORM:Object.clone(Form.Methods),INPUT:Object.clone(Form.Element.Methods),SELECT:Object.clone(Form.Element.Methods),TEXTAREA:Object.clone(Form.Element.Methods),BUTTON:Object.clone(Form.Element.Methods)})
}if(arguments.length==2){var B=C;
C=arguments[1]
}if(!B){Object.extend(Element.Methods,C||{})
}else{if(Object.isArray(B)){B.each(H)
}else{H(B)
}}function H(F){F=F.toUpperCase();
if(!Element.Methods.ByTag[F]){Element.Methods.ByTag[F]={}
}Object.extend(Element.Methods.ByTag[F],C)
}function A(M,L,F){F=F||false;
for(var O in M){var N=M[O];
if(!Object.isFunction(N)){continue
}if(!F||!(O in L)){L[O]=N.methodize()
}}}function E(N){var F;
var M={OPTGROUP:"OptGroup",TEXTAREA:"TextArea",P:"Paragraph",FIELDSET:"FieldSet",UL:"UList",OL:"OList",DL:"DList",DIR:"Directory",H1:"Heading",H2:"Heading",H3:"Heading",H4:"Heading",H5:"Heading",H6:"Heading",Q:"Quote",INS:"Mod",DEL:"Mod",A:"Anchor",IMG:"Image",CAPTION:"TableCaption",COL:"TableCol",COLGROUP:"TableCol",THEAD:"TableSection",TFOOT:"TableSection",TBODY:"TableSection",TR:"TableRow",TH:"TableCell",TD:"TableCell",FRAMESET:"FrameSet",IFRAME:"IFrame"};
if(M[N]){F="HTML"+M[N]+"Element"
}if(window[F]){return window[F]
}F="HTML"+N+"Element";
if(window[F]){return window[F]
}F="HTML"+N.capitalize()+"Element";
if(window[F]){return window[F]
}var L=document.createElement(N),O=L.__proto__||L.constructor.prototype;
L=null;
return O
}var I=window.HTMLElement?HTMLElement.prototype:Element.prototype;
if(J.ElementExtensions){A(Element.Methods,I);
A(Element.Methods.Simulated,I,true)
}if(J.SpecificElementExtensions){for(var K in Element.Methods.ByTag){var G=E(K);
if(Object.isUndefined(G)){continue
}A(D[K],G.prototype)
}}Object.extend(Element,Element.Methods);
delete Element.ByTag;
if(Element.extend.refresh){Element.extend.refresh()
}Element.cache={}
};
document.viewport={getDimensions:function(){return{width:this.getWidth(),height:this.getHeight()}
},getScrollOffsets:function(){return Element._returnOffset(window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft,window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop)
}};
(function(C){var H=Prototype.Browser,F=document,D,E={};
function A(){if(H.WebKit&&!F.evaluate){return document
}if(H.Opera&&window.parseFloat(window.opera.version())<9.5){return document.body
}return document.documentElement
}function G(B){if(!D){D=A()
}E[B]="client"+B;
C["get"+B]=function(){return D[E[B]]
};
return C["get"+B]()
}C.getWidth=G.curry("Width");
C.getHeight=G.curry("Height")
})(document.viewport);
Element.Storage={UID:1};
Element.addMethods({getStorage:function(B){if(!(B=$(B))){return 
}var A;
if(B===window){A=0
}else{if(typeof B._prototypeUID==="undefined"){B._prototypeUID=Element.Storage.UID++
}A=B._prototypeUID
}if(!Element.Storage[A]){Element.Storage[A]=$H()
}return Element.Storage[A]
},store:function(B,A,C){if(!(B=$(B))){return 
}if(arguments.length===2){Element.getStorage(B).update(A)
}else{Element.getStorage(B).set(A,C)
}return B
},retrieve:function(C,B,A){if(!(C=$(C))){return 
}var E=Element.getStorage(C),D=E.get(B);
if(Object.isUndefined(D)){E.set(B,A);
D=A
}return D
},clone:function(C,A){if(!(C=$(C))){return 
}var E=C.cloneNode(A);
E._prototypeUID=void 0;
if(A){var D=Element.select(E,"*"),B=D.length;
while(B--){D[B]._prototypeUID=void 0
}}return Element.extend(E)
},purge:function(C){if(!(C=$(C))){return 
}var A=Element._purgeElement;
A(C);
var D=C.getElementsByTagName("*"),B=D.length;
while(B--){A(D[B])
}return null
}});
(function(){function H(V){var U=V.match(/^(\d+)%?$/i);
if(!U){return null
}return(Number(U[1])/100)
}function O(f,g,V){var Y=null;
if(Object.isElement(f)){Y=f;
f=Y.getStyle(g)
}if(f===null){return null
}if((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(f)){return window.parseFloat(f)
}var a=f.include("%"),W=(V===document.viewport);
if(/\d/.test(f)&&Y&&Y.runtimeStyle&&!(a&&W)){var U=Y.style.left,e=Y.runtimeStyle.left;
Y.runtimeStyle.left=Y.currentStyle.left;
Y.style.left=f||0;
f=Y.style.pixelLeft;
Y.style.left=U;
Y.runtimeStyle.left=e;
return f
}if(Y&&a){V=V||Y.parentNode;
var X=H(f);
var b=null;
var Z=Y.getStyle("position");
var d=g.include("left")||g.include("right")||g.include("width");
var c=g.include("top")||g.include("bottom")||g.include("height");
if(V===document.viewport){if(d){b=document.viewport.getWidth()
}else{if(c){b=document.viewport.getHeight()
}}}else{if(d){b=$(V).measure("width")
}else{if(c){b=$(V).measure("height")
}}}return(b===null)?0:b*X
}return 0
}function G(U){if(Object.isString(U)&&U.endsWith("px")){return U
}return U+"px"
}function J(V){var U=V;
while(V&&V.parentNode){var W=V.getStyle("display");
if(W==="none"){return false
}V=$(V.parentNode)
}return true
}var D=Prototype.K;
if("currentStyle" in document.documentElement){D=function(U){if(!U.currentStyle.hasLayout){U.style.zoom=1
}return U
}
}function F(U){if(U.include("border")){U=U+"-width"
}return U.camelize()
}Element.Layout=Class.create(Hash,{initialize:function($super,V,U){$super();
this.element=$(V);
Element.Layout.PROPERTIES.each(function(W){this._set(W,null)
},this);
if(U){this._preComputing=true;
this._begin();
Element.Layout.PROPERTIES.each(this._compute,this);
this._end();
this._preComputing=false
}},_set:function(V,U){return Hash.prototype.set.call(this,V,U)
},set:function(V,U){throw"Properties of Element.Layout are read-only."
},get:function($super,V){var U=$super(V);
return U===null?this._compute(V):U
},_begin:function(){if(this._prepared){return 
}var Y=this.element;
if(J(Y)){this._prepared=true;
return 
}var a={position:Y.style.position||"",width:Y.style.width||"",visibility:Y.style.visibility||"",display:Y.style.display||""};
Y.store("prototype_original_styles",a);
var b=Y.getStyle("position"),U=Y.getStyle("width");
if(U==="0px"||U===null){Y.style.display="block";
U=Y.getStyle("width")
}var V=(b==="fixed")?document.viewport:Y.parentNode;
Y.setStyle({position:"absolute",visibility:"hidden",display:"block"});
var W=Y.getStyle("width");
var X;
if(U&&(W===U)){X=O(Y,"width",V)
}else{if(b==="absolute"||b==="fixed"){X=O(Y,"width",V)
}else{var c=Y.parentNode,Z=$(c).getLayout();
X=Z.get("width")-this.get("margin-left")-this.get("border-left")-this.get("padding-left")-this.get("padding-right")-this.get("border-right")-this.get("margin-right")
}}Y.setStyle({width:X+"px"});
this._prepared=true
},_end:function(){var V=this.element;
var U=V.retrieve("prototype_original_styles");
V.store("prototype_original_styles",null);
V.setStyle(U);
this._prepared=false
},_compute:function(V){var U=Element.Layout.COMPUTATIONS;
if(!(V in U)){throw"Property not found."
}return this._set(V,U[V].call(this,this.element))
},toObject:function(){var U=$A(arguments);
var V=(U.length===0)?Element.Layout.PROPERTIES:U.join(" ").split(" ");
var W={};
V.each(function(X){if(!Element.Layout.PROPERTIES.include(X)){return 
}var Y=this.get(X);
if(Y!=null){W[X]=Y
}},this);
return W
},toHash:function(){var U=this.toObject.apply(this,arguments);
return new Hash(U)
},toCSS:function(){var U=$A(arguments);
var W=(U.length===0)?Element.Layout.PROPERTIES:U.join(" ").split(" ");
var V={};
W.each(function(X){if(!Element.Layout.PROPERTIES.include(X)){return 
}if(Element.Layout.COMPOSITE_PROPERTIES.include(X)){return 
}var Y=this.get(X);
if(Y!=null){V[F(X)]=Y+"px"
}},this);
return V
},inspect:function(){return"#<Element.Layout>"
}});
Object.extend(Element.Layout,{PROPERTIES:$w("height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height"),COMPOSITE_PROPERTIES:$w("padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height"),COMPUTATIONS:{height:function(W){if(!this._preComputing){this._begin()
}var U=this.get("border-box-height");
if(U<=0){if(!this._preComputing){this._end()
}return 0
}var X=this.get("border-top"),V=this.get("border-bottom");
var Z=this.get("padding-top"),Y=this.get("padding-bottom");
if(!this._preComputing){this._end()
}return U-X-V-Z-Y
},width:function(W){if(!this._preComputing){this._begin()
}var V=this.get("border-box-width");
if(V<=0){if(!this._preComputing){this._end()
}return 0
}var Z=this.get("border-left"),U=this.get("border-right");
var X=this.get("padding-left"),Y=this.get("padding-right");
if(!this._preComputing){this._end()
}return V-Z-U-X-Y
},"padding-box-height":function(V){var U=this.get("height"),X=this.get("padding-top"),W=this.get("padding-bottom");
return U+X+W
},"padding-box-width":function(U){var V=this.get("width"),W=this.get("padding-left"),X=this.get("padding-right");
return V+W+X
},"border-box-height":function(V){if(!this._preComputing){this._begin()
}var U=V.offsetHeight;
if(!this._preComputing){this._end()
}return U
},"border-box-width":function(U){if(!this._preComputing){this._begin()
}var V=U.offsetWidth;
if(!this._preComputing){this._end()
}return V
},"margin-box-height":function(V){var U=this.get("border-box-height"),W=this.get("margin-top"),X=this.get("margin-bottom");
if(U<=0){return 0
}return U+W+X
},"margin-box-width":function(W){var V=this.get("border-box-width"),X=this.get("margin-left"),U=this.get("margin-right");
if(V<=0){return 0
}return V+X+U
},top:function(U){var V=U.positionedOffset();
return V.top
},bottom:function(U){var X=U.positionedOffset(),V=U.getOffsetParent(),W=V.measure("height");
var Y=this.get("border-box-height");
return W-Y-X.top
},left:function(U){var V=U.positionedOffset();
return V.left
},right:function(W){var Y=W.positionedOffset(),X=W.getOffsetParent(),U=X.measure("width");
var V=this.get("border-box-width");
return U-V-Y.left
},"padding-top":function(U){return O(U,"paddingTop")
},"padding-bottom":function(U){return O(U,"paddingBottom")
},"padding-left":function(U){return O(U,"paddingLeft")
},"padding-right":function(U){return O(U,"paddingRight")
},"border-top":function(U){return O(U,"borderTopWidth")
},"border-bottom":function(U){return O(U,"borderBottomWidth")
},"border-left":function(U){return O(U,"borderLeftWidth")
},"border-right":function(U){return O(U,"borderRightWidth")
},"margin-top":function(U){return O(U,"marginTop")
},"margin-bottom":function(U){return O(U,"marginBottom")
},"margin-left":function(U){return O(U,"marginLeft")
},"margin-right":function(U){return O(U,"marginRight")
}}});
if("getBoundingClientRect" in document.documentElement){Object.extend(Element.Layout.COMPUTATIONS,{right:function(V){var W=D(V.getOffsetParent());
var X=V.getBoundingClientRect(),U=W.getBoundingClientRect();
return(U.right-X.right).round()
},bottom:function(V){var W=D(V.getOffsetParent());
var X=V.getBoundingClientRect(),U=W.getBoundingClientRect();
return(U.bottom-X.bottom).round()
}})
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