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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=$(B);var A=B.currentStyle;if((A&&!A.hasLayout)||(!A&&B.style.zoom=="normal")){B.style.zoom=1}var D=B.getStyle("filter"),C=B.style;if(E==1||E===""){(D=F(D))?C.filter=D:C.removeAttribute("filter");return B}else{if(E<0.00001){E=0}}C.filter=F(D)+"alpha(opacity="+(E*100)+")";return B};Element._attributeTranslations=(function(){var B="className";var A="for";var C=document.createElement("div");C.setAttribute(B,"x");if(C.className!=="x"){C.setAttribute("class","x");if(C.className==="x"){B="class"}}C=null;C=document.createElement("label");C.setAttribute(A,"x");if(C.htmlFor!=="x"){C.setAttribute("htmlFor","x");if(C.htmlFor==="x"){A="htmlFor"}}C=null;return{read:{names:{"class":B,"className":B,"for":A,"htmlFor":A},values:{_getAttr:function(D,E){return D.getAttribute(E)},_getAttr2:function(D,E){return D.getAttribute(E,2)},_getAttrNode:function(D,F){var E=D.getAttributeNode(F);return E?E.value:""},_getEv:(function(){var D=document.createElement("div");D.onclick=Prototype.emptyFunction;var F=D.getAttribute("onclick");var E;if(String(F).indexOf("{")>-1){E=function(G,H){H=G.getAttribute(H);if(!H){return null}H=H.toString();H=H.split("{")[1];H=H.split("}")[0];return H.strip()}}else{if(F===""){E=function(G,H){H=G.getAttribute(H);if(!H){return null}return H.strip()}}}D=null;return E})(),_flag:function(D,E){return 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Object.isNumber(D)?A(C)[D]:Element.select(C,D)[B||0]}})()}}else{if(Prototype.Browser.Gecko&&/rv:1\.8\.0/.test(navigator.userAgent)){Element.Methods.setOpacity=function(A,B){A=$(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=$(A);A.style.opacity=(B==1||B==="")?"":(B<0.00001)?0:B;if(B==1){if(A.tagName.toUpperCase()=="IMG"&&A.width){A.width++;A.width--}else{try{var D=document.createTextNode(" ");A.appendChild(D);A.removeChild(D)}catch(C){}}}return A};Element.Methods.cumulativeOffset=function(B){var A=0,C=0;do{A+=B.offsetTop||0;C+=B.offsetLeft||0;if(B.offsetParent==document.body){if(Element.getStyle(B,"position")=="absolute"){break}}B=B.offsetParent}while(B);return Element._returnOffset(C,A)}}}}}if("outerHTML" in document.documentElement){Element.Methods.replace=function(C,E){C=$(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();var 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(C,B){var D=new Element("div"),A=Element._insertionTranslations.tags[C];if(A){D.innerHTML=A[0]+B+A[1];A[2].times(function(){D=D.firstChild})}else{D.innerHTML=B}return 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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)})}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);var 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 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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=$(B))){return }var A;if(B===window){A=0}else{if(typeof B._prototypeUID==="undefined"){B._prototypeUID=[Element.Storage.UID++]}A=B._prototypeUID[0]}if(!Element.Storage[A]){Element.Storage[A]=$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)}});var Selector=Class.create({initialize:function(A){this.expression=A.strip();if(this.shouldUseSelectorsAPI()){this.mode="selectorsAPI"}else{if(this.shouldUseXPath()){this.mode="xpath";this.compileXPathMatcher()}else{this.mode="normal";this.compileMatcher()}}},shouldUseXPath:(function(){var A=(function(){var E=false;if(document.evaluate&&window.XPathResult){var D=document.createElement("div");D.innerHTML="<ul><li></li></ul><div><ul><li></li></ul></div>";var C=".//*[local-name()='ul' or local-name()='UL']//*[local-name()='li' or local-name()='LI']";var B=document.evaluate(C,D,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);E=(B.snapshotLength!==2);D=null}return E})();return function(){if(!Prototype.BrowserFeatures.XPath){return false}var B=this.expression;if(Prototype.Browser.WebKit&&(B.include("-of-type")||B.include(":empty"))){return false}if((/(\[[\w-]*?:|:checked)/).test(B)){return false}if(A){return false}return 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G=this.expression,H=Selector.patterns,C=Selector.xpath,F,B,A=H.length,D;if(Selector._cache[G]){this.xpath=Selector._cache[G];return }this.matcher=[".//*"];while(G&&F!=G&&(/\S/).test(G)){F=G;for(var E=0;E<A;E++){D=H[E].name;if(B=G.match(H[E].re)){this.matcher.push(Object.isFunction(C[D])?C[D](B):new Template(C[D]).evaluate(B));G=G.replace(B[0],"");break}}}this.xpath=this.matcher.join("");Selector._cache[this.expression]=this.xpath},findElements:function(A){A=A||document;var C=this.expression,B;switch(this.mode){case"selectorsAPI":if(A!==document){var D=A.id,E=$(A).identify();E=E.replace(/([\.:])/g,"\\$1");C="#"+E+" "+C}B=$A(A.querySelectorAll(C)).map(Element.extend);A.id=D;return B;case"xpath":return document._getElementsByXPath(this.xpath,A);default:return this.matcher(A)}},match:function(I){this.tokens=[];var M=this.expression,A=Selector.patterns,E=Selector.assertions;var B,D,F,L=A.length,C;while(M&&B!==M&&(/\S/).test(M)){B=M;for(var H=0;H<L;H++){D=A[H].re;C=A[H].name;if(F=M.match(D)){if(E[C]){this.tokens.push([C,Object.clone(F)]);M=M.replace(F[0],"")}else{return this.findElements(document).include(I)}}}}var K=true,C,J;for(var H=0,G;G=this.tokens[H];H++){C=G[0],J=G[1];if(!Selector.assertions[C](I,J)){K=false;break}}return K},toString:function(){return this.expression},inspect:function(){return"#<Selector:"+this.expression.inspect()+">"}});if(Prototype.BrowserFeatures.SelectorsAPI&&document.compatMode==="BackCompat"){Selector.CASE_INSENSITIVE_CLASS_NAMES=(function(){var C=document.createElement("div"),A=document.createElement("span");C.id="prototype_test_id";A.className="Test";C.appendChild(A);var B=(C.querySelector("#prototype_test_id .test")!==null);C=A=null;return B})()}Object.extend(Selector,{_cache:{},xpath:{descendant:"//*",child:"/*",adjacent:"/following-sibling::*[1]",laterSibling:"/following-sibling::*",tagName:function(A){if(A[1]=="*"){return""}return"[local-name()='"+A[1].toLowerCase()+"' or 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