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Ajax.Request=Class.create(Ajax.Base,{_complete:!1,initialize:function($super,b,c){$super(c);this.transport=Ajax.getTransport();this.request(b)},request:function(a){this.url=a;this.method=this.options.method;a=Object.isString(this.options.parameters)?this.options.parameters:Object.toQueryString(this.options.parameters);if(!["get","post"].include(this.method))a+=(a?"&":"")+"_method="+this.method,this.method="post";a&&"get"===this.method&&(this.url+=(this.url.include("?")?"&":"?")+a);this.parameters=
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this.transport.overrideMimeType)this.onStateChange()}catch(c){this.dispatchException(c)}},onStateChange:function(){var a=this.transport.readyState;1<a&&!(4==a&&this._complete)&&this.respondToReadyState(this.transport.readyState)},setRequestHeaders:function(){var a={"X-Requested-With":"XMLHttpRequest","X-Prototype-Version":Prototype.Version,Accept:"text/javascript, text/html, application/xml, text/xml, */*"};if("post"==this.method&&(a["Content-type"]=this.options.contentType+(this.options.encoding?
"; charset="+this.options.encoding:""),this.transport.overrideMimeType&&2005>(navigator.userAgent.match(/Gecko\/(\d{4})/)||[0,2005])[1]))a.Connection="close";if("object"==typeof this.options.requestHeaders){var b=this.options.requestHeaders;if(Object.isFunction(b.push))for(var c=0,d=b.length;c<d;c+=2)a[b[c]]=b[c+1];else $H(b).each(function(b){a[b.key]=b.value})}for(var g in a)this.transport.setRequestHeader(g,a[g])},success:function(){var a=this.getStatus();return!a||200<=a&&300>a||304==a},getStatus:function(){try{return 1223===
this.transport.status?204:this.transport.status||0}catch(a){return 0}},respondToReadyState:function(a){var a=Ajax.Request.Events[a],b=new Ajax.Response(this);if("Complete"==a){try{this._complete=!0,(this.options["on"+b.status]||this.options["on"+(this.success()?"Success":"Failure")]||Prototype.emptyFunction)(b,b.headerJSON)}catch(c){this.dispatchException(c)}var d=b.getHeader("Content-type");("force"==this.options.evalJS||this.options.evalJS&&this.isSameOrigin()&&d&&d.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))&&
this.evalResponse()}try{(this.options["on"+a]||Prototype.emptyFunction)(b,b.headerJSON),Ajax.Responders.dispatch("on"+a,this,b,b.headerJSON)}catch(g){this.dispatchException(g)}if("Complete"==a)this.transport.onreadystatechange=Prototype.emptyFunction},isSameOrigin:function(){var a=this.url.match(/^\s*https?:\/\/[^\/]*/);return!a||a[0]=="#{protocol}//#{domain}#{port}".interpolate({protocol:location.protocol,domain:document.domain,port:location.port?":"+location.port:""})},getHeader:function(a){try{return this.transport.getResponseHeader(a)||
null}catch(b){return null}},evalResponse:function(){try{return eval((this.transport.responseText||"").unfilterJSON())}catch(a){this.dispatchException(a)}},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(a){this.request=a;var a=this.transport=a.transport,b=this.readyState=a.readyState;if(2<b&&!Prototype.Browser.IE||4==b)this.status=this.getStatus(),this.statusText=this.getStatusText(),this.responseText=String.interpret(a.responseText),this.headerJSON=this._getHeaderJSON();if(4==b)a=a.responseXML,this.responseXML=Object.isUndefined(a)?null:a,this.responseJSON=this._getResponseJSON()},status:0,statusText:"",getStatus:Ajax.Request.prototype.getStatus,getStatusText:function(){try{return this.transport.statusText||
""}catch(a){return""}},getHeader:Ajax.Request.prototype.getHeader,getAllHeaders:function(){try{return this.getAllResponseHeaders()}catch(a){return null}},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;a=decodeURIComponent(escape(a));try{return a.evalJSON(this.request.options.sanitizeJSON||!this.request.isSameOrigin())}catch(b){this.request.dispatchException(b)}},
_getResponseJSON:function(){var a=this.request.options;if(!a.evalJSON||"force"!=a.evalJSON&&!(this.getHeader("Content-type")||"").include("application/json")||this.responseText.blank())return null;try{return this.responseText.evalJSON(a.sanitizeJSON||!this.request.isSameOrigin())}catch(b){this.request.dispatchException(b)}}});
Ajax.Updater=Class.create(Ajax.Request,{initialize:function($super,b,c,d){this.container={success:b.success||b,failure:b.failure||(b.success?null:b)};var d=Object.clone(d),g=d.onComplete;d.onComplete=function(b,e){this.updateContent(b.responseText);Object.isFunction(g)&&g(b,e)}.bind(this);$super(c,d)},updateContent:function(a){var b=this.container[this.success()?"success":"failure"],c=this.options;c.evalScripts||(a=a.stripScripts());if(b=$(b))if(c.insertion)if(Object.isString(c.insertion)){var d=
{};d[c.insertion]=a;b.insert(d)}else c.insertion(b,a);else b.update(a)}});
Ajax.PeriodicalUpdater=Class.create(Ajax.Base,{initialize:function($super,b,c,d){$super(d);this.onComplete=this.options.onComplete;this.frequency=this.options.frequency||2;this.decay=this.options.decay||1;this.updater={};this.container=b;this.url=c;this.start()},start:function(){this.options.onComplete=this.updateComplete.bind(this);this.onTimerEvent()},stop:function(){this.updater.options.onComplete=void 0;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)}});
function $(a){if(1<arguments.length){for(var b=0,c=[],d=arguments.length;b<d;b++)c.push($(arguments[b]));return c}Object.isString(a)&&(a=document.getElementById(a));return Element.extend(a)}if(Prototype.BrowserFeatures.XPath)document._getElementsByXPath=function(a,b){for(var c=[],d=document.evaluate(a,$(b)||document,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null),g=0,f=d.snapshotLength;g<f;g++)c.push(Element.extend(d.snapshotItem(g)));return c};if(!Node)var Node={};
Node.ELEMENT_NODE||Object.extend(Node,{ELEMENT_NODE:1,ATTRIBUTE_NODE:2,TEXT_NODE:3,CDATA_SECTION_NODE:4,ENTITY_REFERENCE_NODE:5,ENTITY_NODE:6,PROCESSING_INSTRUCTION_NODE:7,COMMENT_NODE:8,DOCUMENT_NODE:9,DOCUMENT_TYPE_NODE:10,DOCUMENT_FRAGMENT_NODE:11,NOTATION_NODE:12});
(function(a){var b=function(){try{var a=document.createElement('<input name="x">');return"input"===a.tagName.toLowerCase()&&"x"===a.name}catch(b){return!1}}(),c=a.Element;a.Element=function(a,c){var c=c||{},a=a.toLowerCase(),f=Element.cache;if(b&&c.name)return a="<"+a+' name="'+c.name+'">',delete c.name,Element.writeAttribute(document.createElement(a),c);f[a]||(f[a]=Element.extend(document.createElement(a)));f=("select"===a?0:!("type"in c))?f[a].cloneNode(!1):document.createElement(a);return Element.writeAttribute(f,
c)};Object.extend(a.Element,c||{});if(c)a.Element.prototype=c.prototype})(this);Element.idCounter=1;Element.cache={};Element._purgeElement=function(a){var b=a._prototypeUID;if(b)Element.stopObserving(a),a._prototypeUID=void 0,delete Element.Storage[b]};
Element.Methods={visible:function(a){return"none"!=$(a).style.display},toggle:function(a){a=$(a);Element[Element.visible(a)?"hide":"show"](a);return a},hide:function(a){a=$(a);a.style.display="none";return a},show:function(a){a=$(a);a.style.display="";return a},remove:function(a){a=$(a);a.parentNode.removeChild(a);return a},update:function(){var a=function(){var a=document.createElement("select"),b=!0;a.innerHTML='<option value="test">test</option>';a.options&&a.options[0]&&(b="OPTION"!==a.options[0].nodeName.toUpperCase());
return b}(),b=function(){try{var a=document.createElement("table");if(a&&a.tBodies)return a.innerHTML="<tbody><tr><td>test</td></tr></tbody>","undefined"==typeof a.tBodies[0]}catch(b){return!0}}(),c=function(){try{var a=document.createElement("div");a.innerHTML="<link>";return 0===a.childNodes.length}catch(b){return!0}}(),d=a||b||c,g=function(){var a=document.createElement("script"),b=!1;try{a.appendChild(document.createTextNode("")),b=!a.firstChild||a.firstChild&&3!==a.firstChild.nodeType}catch(c){b=
!0}return b}();return function(a,b){for(var a=$(a),i=Element._purgeElement,h=a.getElementsByTagName("*"),l=h.length;l--;)i(h[l]);b&&b.toElement&&(b=b.toElement());if(Object.isElement(b))return a.update().insert(b);b=Object.toHTML(b);i=a.tagName.toUpperCase();if("SCRIPT"===i&&g)return a.text=b,a;if(d)if(i in Element._insertionTranslations.tags){for(;a.firstChild;)a.removeChild(a.firstChild);Element._getContentFromAnonymousElement(i,b.stripScripts()).each(function(b){a.appendChild(b)})}else if(c&&Object.isString(b)&&
-1<b.indexOf("<link")){for(;a.firstChild;)a.removeChild(a.firstChild);Element._getContentFromAnonymousElement(i,b.stripScripts(),!0).each(function(b){a.appendChild(b)})}else a.innerHTML=b.stripScripts();else a.innerHTML=b.stripScripts();b.evalScripts.bind(b).defer();return a}}(),replace:function(a,b){a=$(a);if(b&&b.toElement)b=b.toElement();else if(!Object.isElement(b)){var b=Object.toHTML(b),c=a.ownerDocument.createRange();c.selectNode(a);b.evalScripts.bind(b).defer();b=c.createContextualFragment(b.stripScripts())}a.parentNode.replaceChild(b,
a);return a},insert:function(a,b){a=$(a);if(Object.isString(b)||Object.isNumber(b)||Object.isElement(b)||b&&(b.toElement||b.toHTML))b={bottom:b};var c,d,g,f;for(f in b)c=b[f],f=f.toLowerCase(),d=Element._insertionTranslations[f],c&&c.toElement&&(c=c.toElement()),Object.isElement(c)?d(a,c):(c=Object.toHTML(c),g=("before"==f||"after"==f?a.parentNode:a).tagName.toUpperCase(),g=Element._getContentFromAnonymousElement(g,c.stripScripts()),("top"==f||"after"==f)&&g.reverse(),g.each(d.curry(a)),c.evalScripts.bind(c).defer());
return a},wrap:function(a,b,c){a=$(a);Object.isElement(b)?$(b).writeAttribute(c||{}):b=Object.isString(b)?new Element(b,c):new Element("div",b);a.parentNode&&a.parentNode.replaceChild(b,a);b.appendChild(a);return b},inspect:function(a){var a=$(a),b="<"+a.tagName.toLowerCase();$H({id:"id",className:"class"}).each(function(c){var d=c.first(),c=c.last();(d=(a[d]||"").toString())&&(b+=" "+c+"="+d.inspect(!0))});return b+">"},recursivelyCollect:function(a,b,c){for(var a=$(a),c=c||-1,d=[];(a=a[b])&&!(1==
a.nodeType&&d.push(Element.extend(a)),d.length==c););return d},ancestors:function(a){return Element.recursivelyCollect(a,"parentNode")},descendants:function(a){return Element.select(a,"*")},firstDescendant:function(a){for(a=$(a).firstChild;a&&1!=a.nodeType;)a=a.nextSibling;return $(a)},immediateDescendants:function(a){for(var b=[],a=$(a).firstChild;a;)1===a.nodeType&&b.push(Element.extend(a)),a=a.nextSibling;return b},previousSiblings:function(a){return Element.recursivelyCollect(a,"previousSibling")},
nextSiblings:function(a){return Element.recursivelyCollect(a,"nextSibling")},siblings:function(a){a=$(a);return Element.previousSiblings(a).reverse().concat(Element.nextSiblings(a))},match:function(a,b){a=$(a);return Object.isString(b)?Prototype.Selector.match(a,b):b.match(a)},up:function(a,b,c){a=$(a);if(1==arguments.length)return $(a.parentNode);var d=Element.ancestors(a);return Object.isNumber(b)?d[b]:Prototype.Selector.find(d,b,c)},down:function(a,b,c){a=$(a);return 1==arguments.length?Element.firstDescendant(a):
Object.isNumber(b)?Element.descendants(a)[b]:Element.select(a,b)[c||0]},previous:function(a,b,c){a=$(a);Object.isNumber(b)&&(c=b,b=!1);Object.isNumber(c)||(c=0);return b?Prototype.Selector.find(a.previousSiblings(),b,c):a.recursivelyCollect("previousSibling",c+1)[c]},next:function(a,b,c){a=$(a);Object.isNumber(b)&&(c=b,b=!1);Object.isNumber(c)||(c=0);if(b)return Prototype.Selector.find(a.nextSiblings(),b,c);Object.isNumber(c);return a.recursivelyCollect("nextSibling",c+1)[c]},select:function(a){var a=
$(a),b=Array.prototype.slice.call(arguments,1).join(", ");return Prototype.Selector.select(b,a)},adjacent:function(a){var a=$(a),b=Array.prototype.slice.call(arguments,1).join(", ");return Prototype.Selector.select(b,a.parentNode).without(a)},identify:function(a){var a=$(a),b=Element.readAttribute(a,"id");if(b)return b;do b="anonymous_element_"+Element.idCounter++;while($(b));Element.writeAttribute(a,"id",b);return b},readAttribute:function(a,b){a=$(a);if(Prototype.Browser.IE){var c=Element._attributeTranslations.read;
if(c.values[b])return c.values[b](a,b);c.names[b]&&(b=c.names[b]);if(b.include(":"))return!a.attributes||!a.attributes[b]?null:a.attributes[b].value}return a.getAttribute(b)},writeAttribute:function(a,b,c){var a=$(a),d={},g=Element._attributeTranslations.write;"object"==typeof b?d=b:d[b]=Object.isUndefined(c)?!0:c;for(var f in d)b=g.names[f]||f,c=d[f],g.values[f]&&(b=g.values[f](a,c)),!1===c||null===c?a.removeAttribute(b):!0===c?a.setAttribute(b,b):a.setAttribute(b,c);return a},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=$(a)){var c=a.className;return 0<c.length&&(c==b||RegExp("(^|\\s)"+b+"(\\s|$)").test(c))}},addClassName:function(a,b){if(a=$(a))return Element.hasClassName(a,b)||(a.className+=(a.className?" ":"")+b),a},removeClassName:function(a,b){if(a=$(a))return a.className=a.className.replace(RegExp("(^|\\s+)"+b+"(\\s+|$)")," ").strip(),a},toggleClassName:function(a,
b){return!(a=$(a))?void 0:Element[Element.hasClassName(a,b)?"removeClassName":"addClassName"](a,b)},cleanWhitespace:function(a){for(var a=$(a),b=a.firstChild;b;){var c=b.nextSibling;3==b.nodeType&&!/\S/.test(b.nodeValue)&&a.removeChild(b);b=c}return a},empty:function(a){return $(a).innerHTML.blank()},descendantOf:function(a,b){a=$(a);b=$(b);if(a.compareDocumentPosition)return 8===(a.compareDocumentPosition(b)&8);if(b.contains)return b.contains(a)&&b!==a;for(;a=a.parentNode;)if(a==b)return!0;return!1},
scrollTo:function(a){var a=$(a),b=Element.cumulativeOffset(a);window.scrollTo(b[0],b[1]);return a},getStyle:function(a,b){var a=$(a),b="float"==b?"cssFloat":b.camelize(),c=a.style[b];if(!c||"auto"==c)c=(c=document.defaultView.getComputedStyle(a,null))?c[b]:null;return"opacity"==b?c?parseFloat(c):1:"auto"==c?null:c},getOpacity:function(a){return $(a).getStyle("opacity")},setStyle:function(a,b){var a=$(a),c=a.style;if(Object.isString(b))return a.style.cssText+=";"+b,b.include("opacity")?a.setOpacity(b.match(/opacity:\s*(\d?\.?\d*)/)[1]):
a;for(var d in b)"opacity"==d?a.setOpacity(b[d]):c["float"==d||"cssFloat"==d?Object.isUndefined(c.styleFloat)?"cssFloat":"styleFloat":d]=b[d];return a},setOpacity:function(a,b){a=$(a);a.style.opacity=1==b||""===b?"":1.0E-5>b?0:b;return a},makePositioned:function(a){var a=$(a),b=Element.getStyle(a,"position");if("static"==b||!b)if(a._madePositioned=!0,a.style.position="relative",Prototype.Browser.Opera)a.style.top=0,a.style.left=0;return a},undoPositioned:function(a){a=$(a);if(a._madePositioned)a._madePositioned=
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offsetLeft:0},c||{}),b=$(b),d=Element.viewportOffset(b),g=[0,0],f=null,a=$(a);"absolute"==Element.getStyle(a,"position")&&(f=Element.getOffsetParent(a),g=Element.viewportOffset(f));f==document.body&&(g[0]-=document.body.offsetLeft,g[1]-=document.body.offsetTop);if(c.setLeft)a.style.left=d[0]-g[0]+c.offsetLeft+"px";if(c.setTop)a.style.top=d[1]-g[1]+c.offsetTop+"px";if(c.setWidth)a.style.width=b.offsetWidth+"px";if(c.setHeight)a.style.height=b.offsetHeight+"px";return a}};
Object.extend(Element.Methods,{getElementsBySelector:Element.Methods.select,childElements:Element.Methods.immediateDescendants});Element._attributeTranslations={write:{names:{className:"class",htmlFor:"for"},values:{}}};
if(Prototype.Browser.Opera)Element.Methods.getStyle=Element.Methods.getStyle.wrap(function(a,b,c){switch(c){case "height":case "width":if(!Element.visible(b))return null;var d=parseInt(a(b,c),10);return d!==b["offset"+c.capitalize()]?d+"px":("height"===c?["border-top-width","padding-top","padding-bottom","border-bottom-width"]:["border-left-width","padding-left","padding-right","border-right-width"]).inject(d,function(c,d){var e=a(b,d);return null===e?c:c-parseInt(e,10)})+"px";default:return a(b,
c)}}),Element.Methods.readAttribute=Element.Methods.readAttribute.wrap(function(a,b,c){return"title"===c?b.title:a(b,c)});else if(Prototype.Browser.IE)Element.Methods.getStyle=function(a,b){var a=$(a),b="float"==b||"cssFloat"==b?"styleFloat":b.camelize(),c=a.style[b];!c&&a.currentStyle&&(c=a.currentStyle[b]);return"opacity"==b?(c=(a.getStyle("filter")||"").match(/alpha\(opacity=(.*)\)/))&&c[1]?parseFloat(c[1])/100:1:"auto"==c?("width"==b||"height"==b)&&"none"!=a.getStyle("display")?a["offset"+b.capitalize()]+
"px":null:c},Element.Methods.setOpacity=function(a,b){var a=$(a),c=a.currentStyle;if(c&&!c.hasLayout||!c&&"normal"==a.style.zoom)a.style.zoom=1;var c=a.getStyle("filter"),d=a.style;if(1==b||""===b)return(c=c.replace(/alpha\([^\)]*\)/gi,""))?d.filter=c:d.removeAttribute("filter"),a;1.0E-5>b&&(b=0);d.filter=c.replace(/alpha\([^\)]*\)/gi,"")+"alpha(opacity="+100*b+")";return a},Element._attributeTranslations=function(){var a="className",b="for",c=document.createElement("div");c.setAttribute(a,"x");"x"!==
c.className&&(c.setAttribute("class","x"),"x"===c.className&&(a="class"));c=null;c=document.createElement("label");c.setAttribute(b,"x");"x"!==c.htmlFor&&(c.setAttribute("htmlFor","x"),"x"===c.htmlFor&&(b="htmlFor"));c=null;return{read:{names:{"class":a,className:a,"for":b,htmlFor:b},values:{_getAttr:function(a,b){return a.getAttribute(b)},_getAttr2:function(a,b){return a.getAttribute(b,2)},_getAttrNode:function(a,b){var c=a.getAttributeNode(b);return c?c.value:""},_getEv:function(){var a=document.createElement("div"),
b;a.onclick=Prototype.emptyFunction;a=a.getAttribute("onclick");-1<(""+a).indexOf("{")?b=function(a,b){b=a.getAttribute(b);if(!b)return null;b=b.toString();b=b.split("{")[1];b=b.split("}")[0];return b.strip()}:""===a&&(b=function(a,b){b=a.getAttribute(b);return!b?null:b.strip()});a=null;return b}(),_flag:function(a,b){return $(a).hasAttribute(b)?b:null},style:function(a){return a.style.cssText.toLowerCase()},title:function(a){return a.title}}}}}(),Element._attributeTranslations.write={names:Object.extend({cellpadding:"cellPadding",
cellspacing:"cellSpacing"},Element._attributeTranslations.read.names),values:{checked:function(a,b){a.checked=!!b},style:function(a,b){a.style.cssText=b?b:""}}},Element._attributeTranslations.has={},$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),Prototype.BrowserFeatures.ElementExtensions&&
function(){Element.Methods.down=function(a,b,c){var a=$(a),d;if(1==arguments.length)d=a.firstDescendant();else if(Object.isNumber(b)){d=a.getElementsByTagName("*");for(var g=[],f=0,e;e=d[f];f++)"!"!==e.tagName&&g.push(e);d=g[b]}else d=Element.select(a,b)[c||0];return d}}();else if(Prototype.Browser.Gecko&&/rv:1\.8\.0/.test(navigator.userAgent))Element.Methods.setOpacity=function(a,b){a=$(a);a.style.opacity=1==b?0.999999:""===b?"":1.0E-5>b?0:b;return a};else if(Prototype.Browser.WebKit)Element.Methods.setOpacity=
function(a,b){a=$(a);a.style.opacity=1==b||""===b?"":1.0E-5>b?0:b;if(1==b)if("IMG"==a.tagName.toUpperCase()&&a.width)a.width++,a.width--;else try{var c=document.createTextNode(" ");a.appendChild(c);a.removeChild(c)}catch(d){}return a};
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return a};Element._returnOffset=function(a,b){var c=[a,b];c.left=a;c.top=b;return c};Element._getContentFromAnonymousElement=function(a,b,c){var d=new Element("div"),a=Element._insertionTranslations.tags[a],g=!1;a?g=!0:c&&(g=!0,a=["","",0]);if(g){d.innerHTML="&nbsp;"+a[0]+b+a[1];d.removeChild(d.firstChild);for(b=a[2];b--;)d=d.firstChild}else d.innerHTML=b;return $A(d.childNodes)};
Element._insertionTranslations={before:function(a,b){a.parentNode.insertBefore(b,a)},top:function(a,b){a.insertBefore(b,a.firstChild)},bottom:function(a,b){a.appendChild(b)},after:function(a,b){a.parentNode.insertBefore(b,a.nextSibling)},tags:{TABLE:["<table>","</table>",1],TBODY:["<table><tbody>","</tbody></table>",2],TR:["<table><tbody><tr>","</tr></tbody></table>",3],TD:["<table><tbody><tr><td>","</td></tr></tbody></table>",4],SELECT:["<select>","</select>",1]}};
(function(){var a=Element._insertionTranslations.tags;Object.extend(a,{THEAD:a.TBODY,TFOOT:a.TBODY,TH:a.TD})})();Element.Methods.Simulated={hasAttribute:function(a,b){var b=Element._attributeTranslations.has[b]||b,c=$(a).getAttributeNode(b);return!(!c||!c.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=!0})(document.createElement("div"));
Element.extend=function(){function a(a,b){for(var e in b){var c=b[e];Object.isFunction(c)&&!(e in a)&&(a[e]=c.methodize())}}var b=function(a){if("undefined"!=typeof window.Element){var b=window.Element.prototype;if(b){var e="_"+(Math.random()+"").slice(2),a=document.createElement(a);b[e]="x";a="x"!==a[e];delete b[e];return a}}return!1}("object");if(Prototype.BrowserFeatures.SpecificElementExtensions)return b?function(b){if(b&&"undefined"==typeof b._extendedByPrototype){var c=b.tagName;c&&/^(?:object|applet|embed)$/i.test(c)&&
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Element.addMethods=function(a){function b(b){b=b.toUpperCase();Element.Methods.ByTag[b]||(Element.Methods.ByTag[b]={});Object.extend(Element.Methods.ByTag[b],a)}function c(a,b,c){var c=c||!1,e;for(e in a){var d=a[e];if(Object.isFunction(d)&&(!c||!(e in b)))b[e]=d.methodize()}}function d(a){var b,c={OPTGROUP:"OptGroup",TEXTAREA:"TextArea",P:"Paragraph",FIELDSET:"FieldSet",UL:"UList",OL:"OList",DL:"DList",DIR:"Directory",H1:"Heading",H2:"Heading",H3:"Heading",H4:"Heading",H5:"Heading",H6:"Heading",
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document.viewport={getDimensions:function(){return{width:this.getWidth(),height:this.getHeight()}},getScrollOffsets:function(){return Element._returnOffset(window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft,window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop)}};
(function(a){function b(b){g||(g=c.WebKit&&!d.evaluate?document:c.Opera&&9.5>window.parseFloat(window.opera.version())?document.body:document.documentElement);f[b]="client"+b;a["get"+b]=function(){return g[f[b]]};return a["get"+b]()}var c=Prototype.Browser,d=document,g,f={};a.getWidth=b.curry("Width");a.getHeight=b.curry("Height")})(document.viewport);Element.Storage={UID:1};
Element.addMethods({getStorage:function(a){if(a=$(a)){if(a===window)a=0;else{if("undefined"===typeof a._prototypeUID)a._prototypeUID=Element.Storage.UID++;a=a._prototypeUID}Element.Storage[a]||(Element.Storage[a]=$H());return Element.Storage[a]}},store:function(a,b,c){if(a=$(a))return 2===arguments.length?Element.getStorage(a).update(b):Element.getStorage(a).set(b,c),a},retrieve:function(a,b,c){if(a=$(a)){var a=Element.getStorage(a),d=a.get(b);Object.isUndefined(d)&&(a.set(b,c),d=c);return d}},clone:function(a,
b){if(a=$(a)){var c=a.cloneNode(b);c._prototypeUID=void 0;if(b)for(var d=Element.select(c,"*"),g=d.length;g--;)d[g]._prototypeUID=void 0;return Element.extend(c)}},purge:function(a){if(a=$(a)){var b=Element._purgeElement;b(a);for(var a=a.getElementsByTagName("*"),c=a.length;c--;)b(a[c]);return null}}});
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this.get("border-left")-this.get("padding-left")-this.get("padding-right")-this.get("border-right")-this.get("margin-right");b.setStyle({width:c+"px"})}this._prepared=!0}},_end:function(){var a=this.element,b=a.retrieve("prototype_original_styles");a.store("prototype_original_styles",null);a.setStyle(b);this._prepared=!1},_compute:function(a){var b=Element.Layout.COMPUTATIONS;if(!(a in b))throw"Property not found.";return this._set(a,b[a].call(this,this.element))},toObject:function(){var a=$A(arguments),
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c){var e=b;a.include("border")&&(a+="-width");a=a.camelize();e[a]=c+"px"}}},this);return b},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(){this._preComputing||this._begin();var a=this.get("border-box-height");if(0>=a)return this._preComputing||this._end(),0;var b=this.get("border-top"),c=this.get("border-bottom"),d=this.get("padding-top"),f=this.get("padding-bottom");this._preComputing||this._end();return a-b-c-d-f},width:function(){this._preComputing||this._begin();var a=this.get("border-box-width");if(0>=a)return this._preComputing||this._end(),0;var b=this.get("border-left"),c=this.get("border-right"),
d=this.get("padding-left"),f=this.get("padding-right");this._preComputing||this._end();return a-b-c-d-f},"padding-box-height":function(){var a=this.get("height"),b=this.get("padding-top"),c=this.get("padding-bottom");return a+b+c},"padding-box-width":function(){var a=this.get("width"),b=this.get("padding-left"),c=this.get("padding-right");return a+b+c},"border-box-height":function(a){this._preComputing||this._begin();a=a.offsetHeight;this._preComputing||this._end();return a},"border-box-width":function(a){this._preComputing||
this._begin();a=a.offsetWidth;this._preComputing||this._end();return a},"margin-box-height":function(){var a=this.get("border-box-height"),b=this.get("margin-top"),c=this.get("margin-bottom");return 0>=a?0:a+b+c},"margin-box-width":function(){var a=this.get("border-box-width"),b=this.get("margin-left"),c=this.get("margin-right");return 0>=a?0:a+b+c},top:function(a){return a.positionedOffset().top},bottom:function(a){var b=a.positionedOffset(),a=a.getOffsetParent().measure("height"),c=this.get("border-box-height");
return a-c-b.top},left:function(a){return a.positionedOffset().left},right:function(a){var b=a.positionedOffset(),a=a.getOffsetParent().measure("width"),c=this.get("border-box-width");return a-c-b.left},"padding-top":function(b){return a(b,"paddingTop")},"padding-bottom":function(b){return a(b,"paddingBottom")},"padding-left":function(b){return a(b,"paddingLeft")},"padding-right":function(b){return a(b,"paddingRight")},"border-top":function(b){return a(b,"borderTopWidth")},"border-bottom":function(b){return a(b,
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getDimensions:function(a){var a=$(a),b=Element.getStyle(a,"display");if(b&&"none"!==b)return{width:a.offsetWidth,height:a.offsetHeight};var b=a.style,b={visibility:b.visibility,position:b.position,display:b.display},c={visibility:"hidden",display:"block"};if("fixed"!==b.position)c.position="absolute";Element.setStyle(a,c);c={width:a.offsetWidth,height:a.offsetHeight};Element.setStyle(a,b);return c},getOffsetParent:b,cumulativeOffset:c,positionedOffset:d,cumulativeScrollOffset:function(a){var b=0,
c=0;do b+=a.scrollTop||0,c+=a.scrollLeft||0,a=a.parentNode;while(a);return new Element.Offset(c,b)},viewportOffset:function(a){$(f);var b=0,c=0,d=document.body,f=a;do if(b+=f.offsetTop||0,c+=f.offsetLeft||0,f.offsetParent==d&&"absolute"==Element.getStyle(f,"position"))break;while(f=f.offsetParent);f=a;do f!=d&&(b-=f.scrollTop||0,c-=f.scrollLeft||0);while(f=f.parentNode);return new Element.Offset(c,b)},absolutize:function(a){a=$(a);if("absolute"===Element.getStyle(a,"position"))return a;var c=b(a),
d=a.viewportOffset(),c=c.viewportOffset(),d=d.relativeTo(c),c=a.getLayout();a.store("prototype_absolutize_original_styles",{left:a.getStyle("left"),top:a.getStyle("top"),width:a.getStyle("width"),height:a.getStyle("height")});a.setStyle({position:"absolute",top:d.top+"px",left:d.left+"px",width:c.get("width")+"px",height:c.get("height")+"px"});return a},relativize:function(a){a=$(a);if("relative"===Element.getStyle(a,"position"))return a;var b=a.retrieve("prototype_absolutize_original_styles");b&&
a.setStyle(b);return a}});"getBoundingClientRect"in document.documentElement&&Element.addMethods({viewportOffset:function(a){a=$(a);if(g(a))return new Element.Offset(0,0);var a=a.getBoundingClientRect(),b=document.documentElement;return new Element.Offset(a.left-b.clientLeft,a.top-b.clientTop)}})})();window.$$=function(){var a=$A(arguments).join(", ");return Prototype.Selector.select(a,document)};
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