var Prototype={Version:"1.6.1",Browser:(function(){var ua=navigator.userAgent;var isOpera=Object.prototype.toString.call(window.opera)=="[object Opera]";return{IE:!!window.attachEvent&&!isOpera,Opera:isOpera,WebKit:ua.indexOf("AppleWebKit/")>-1,Gecko:ua.indexOf("Gecko")>-1&&ua.indexOf("KHTML")===-1,MobileSafari:/Apple.*Mobile.*Safari/.test(ua)}})(),BrowserFeatures:{XPath:!!document.evaluate,SelectorsAPI:!!document.querySelector,ElementExtensions:(function(){var constructor=window.Element||window.HTMLElement;return !!(constructor&&constructor.prototype)})(),SpecificElementExtensions:(function(){if(typeof window.HTMLDivElement!=="undefined"){return true}var div=document.createElement("div");var form=document.createElement("form");var isSupported=false;if(div["__proto__"]&&(div["__proto__"]!==form["__proto__"])){isSupported=true}div=form=null;return isSupported})()},ScriptFragment:"<script[^>]*>([\\S\\s]*?)<\/script>",JSONFilter:/^\/\*-secure-([\s\S]*)\*\/\s*$/,emptyFunction:function(){},K:function(x){return x}};if(Prototype.Browser.MobileSafari){Prototype.BrowserFeatures.SpecificElementExtensions=false}var Abstract={};var Try={these:function(){var returnValue;for(var i=0,length=arguments.length;i<length;i++){var lambda=arguments[i];try{returnValue=lambda();break}catch(e){}}return returnValue}};var Class=(function(){function subclass(){}function create(){var parent=null,properties=$A(arguments);if(Object.isFunction(properties[0])){parent=properties.shift()}function klass(){this.initialize.apply(this,arguments)}Object.extend(klass,Class.Methods);klass.superclass=parent;klass.subclasses=[];if(parent){subclass.prototype=parent.prototype;klass.prototype=new subclass;parent.subclasses.push(klass)}for(var i=0;i<properties.length;i++){klass.addMethods(properties[i])}if(!klass.prototype.initialize){klass.prototype.initialize=Prototype.emptyFunction}klass.prototype.constructor=klass;return klass}function addMethods(source){var ancestor=this.superclass&&this.superclass.prototype;var properties=Object.keys(source);if(!Object.keys({toString:true}).length){if(source.toString!=Object.prototype.toString){properties.push("toString")}if(source.valueOf!=Object.prototype.valueOf){properties.push("valueOf")}}for(var i=0,length=properties.length;i<length;i++){var property=properties[i],value=source[property];if(ancestor&&Object.isFunction(value)&&value.argumentNames().first()=="$super"){var method=value;value=(function(m){return function(){return ancestor[m].apply(this,arguments)}})(property).wrap(method);value.valueOf=method.valueOf.bind(method);value.toString=method.toString.bind(method)}this.prototype[property]=value}return this}return{create:create,Methods:{addMethods:addMethods}}})();(function(){var _toString=Object.prototype.toString;function extend(destination,source){for(var property in source){destination[property]=source[property]}return destination}function inspect(object){try{if(isUndefined(object)){return"undefined"}if(object===null){return"null"}return object.inspect?object.inspect():String(object)}catch(e){if(e instanceof RangeError){return"..."}throw e}}function toJSON(object){var type=typeof object;switch(type){case"undefined":case"function":case"unknown":return ;case"boolean":return object.toString()}if(object===null){return"null"}if(object.toJSON){return object.toJSON()}if(isElement(object)){return }var results=[];for(var property in object){var value=toJSON(object[property]);if(!isUndefined(value)){results.push(property.toJSON()+": "+value)}}return"{"+results.join(", ")+"}"}function toQueryString(object){return $H(object).toQueryString()}function toHTML(object){return object&&object.toHTML?object.toHTML():String.interpret(object)}function keys(object){var results=[];for(var property in object){results.push(property)}return results}function values(object){var results=[];for(var property in object){results.push(object[property])}return results}function clone(object){return extend({},object)}function isElement(object){return !!(object&&object.nodeType==1)}function isArray(object){return _toString.call(object)=="[object Array]"}function isHash(object){return object instanceof Hash}function isFunction(object){return typeof object==="function"}function isString(object){return _toString.call(object)=="[object String]"}function isNumber(object){return _toString.call(object)=="[object Number]"}function isUndefined(object){return typeof object==="undefined"}extend(Object,{extend:extend,inspect:inspect,toJSON:toJSON,toQueryString:toQueryString,toHTML:toHTML,keys:keys,values:values,clone:clone,isElement:isElement,isArray:isArray,isHash:isHash,isFunction:isFunction,isString:isString,isNumber:isNumber,isUndefined:isUndefined})})();Object.extend(Function.prototype,(function(){var slice=Array.prototype.slice;function update(array,args){var arrayLength=array.length,length=args.length;while(length--){array[arrayLength+length]=args[length]}return array}function merge(array,args){array=slice.call(array,0);return update(array,args)}function argumentNames(){var names=this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1].replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g,"").replace(/\s+/g,"").split(",");return names.length==1&&!names[0]?[]:names}function bind(context){if(arguments.length<2&&Object.isUndefined(arguments[0])){return this}var __method=this,args=slice.call(arguments,1);return function(){var a=merge(args,arguments);return __method.apply(context,a)}}function bindAsEventListener(context){var __method=this,args=slice.call(arguments,1);return function(event){var a=update([event||window.event],args);return __method.apply(context,a)}}function curry(){if(!arguments.length){return this}var __method=this,args=slice.call(arguments,0);return function(){var a=merge(args,arguments);return __method.apply(this,a)}}function delay(timeout){var __method=this,args=slice.call(arguments,1);timeout=timeout*1000;return window.setTimeout(function(){return __method.apply(__method,args)},timeout)}function defer(){var args=update([0.01],arguments);return this.delay.apply(this,args)}function wrap(wrapper){var __method=this;return function(){var a=update([__method.bind(this)],arguments);return wrapper.apply(this,a)}}function methodize(){if(this._methodized){return this._methodized}var __method=this;return this._methodized=function(){var a=update([this],arguments);return __method.apply(null,a)}}return{argumentNames:argumentNames,bind:bind,bindAsEventListener:bindAsEventListener,curry:curry,delay:delay,defer:defer,wrap:wrap,methodize:methodize}})());Date.prototype.toJSON=function(){return'"'+this.getUTCFullYear()+"-"+(this.getUTCMonth()+1).toPaddedString(2)+"-"+this.getUTCDate().toPaddedString(2)+"T"+this.getUTCHours().toPaddedString(2)+":"+this.getUTCMinutes().toPaddedString(2)+":"+this.getUTCSeconds().toPaddedString(2)+'Z"'};RegExp.prototype.match=RegExp.prototype.test;RegExp.escape=function(str){return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g,"\\$1")};var PeriodicalExecuter=Class.create({initialize:function(callback,frequency){this.callback=callback;this.frequency=frequency;this.currentlyExecuting=false;this.registerCallback()},registerCallback:function(){this.timer=setInterval(this.onTimerEvent.bind(this),this.frequency*1000)},execute:function(){this.callback(this)},stop:function(){if(!this.timer){return }clearInterval(this.timer);this.timer=null},onTimerEvent:function(){if(!this.currentlyExecuting){try{this.currentlyExecuting=true;this.execute();this.currentlyExecuting=false}catch(e){this.currentlyExecuting=false;throw e}}}});Object.extend(String,{interpret:function(value){return value==null?"":String(value)},specialChar:{"\b":"\\b","\t":"\\t","\n":"\\n","\f":"\\f","\r":"\\r","\\":"\\\\"}});Object.extend(String.prototype,(function(){function prepareReplacement(replacement){if(Object.isFunction(replacement)){return replacement}var template=new Template(replacement);return function(match){return template.evaluate(match)}}function gsub(pattern,replacement){var result="",source=this,match;replacement=prepareReplacement(replacement);if(Object.isString(pattern)){pattern=RegExp.escape(pattern)}if(!(pattern.length||pattern.source)){replacement=replacement("");return replacement+source.split("").join(replacement)+replacement}while(source.length>0){if(match=source.match(pattern)){result+=source.slice(0,match.index);result+=String.interpret(replacement(match));source=source.slice(match.index+match[0].length)}else{result+=source,source=""}}return result}function sub(pattern,replacement,count){replacement=prepareReplacement(replacement);count=Object.isUndefined(count)?1:count;return this.gsub(pattern,function(match){if(--count<0){return match[0]}return replacement(match)})}function scan(pattern,iterator){this.gsub(pattern,iterator);return String(this)}function truncate(length,truncation){length=length||30;truncation=Object.isUndefined(truncation)?"...":truncation;return this.length>length?this.slice(0,length-truncation.length)+truncation:String(this)}function strip(){return this.replace(/^\s+/,"").replace(/\s+$/,"")}function stripTags(){return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi,"")}function stripScripts(){return this.replace(new RegExp(Prototype.ScriptFragment,"img"),"")}function extractScripts(){var matchAll=new RegExp(Prototype.ScriptFragment,"img");var matchOne=new RegExp(Prototype.ScriptFragment,"im");return(this.match(matchAll)||[]).map(function(scriptTag){return(scriptTag.match(matchOne)||["",""])[1]})}function evalScripts(){return this.extractScripts().map(function(script){return eval(script)})}function escapeHTML(){return this.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;")}function unescapeHTML(){return this.stripTags().replace(/&lt;/g,"<").replace(/&gt;/g,">").replace(/&amp;/g,"&")}function toQueryParams(separator){var match=this.strip().match(/([^?#]*)(#.*)?$/);if(!match){return{}}return match[1].split(separator||"&").inject({},function(hash,pair){if((pair=pair.split("="))[0]){var key=decodeURIComponent(pair.shift());var value=pair.length>1?pair.join("="):pair[0];if(value!=undefined){value=decodeURIComponent(value)}if(key in hash){if(!Object.isArray(hash[key])){hash[key]=[hash[key]]}hash[key].push(value)}else{hash[key]=value}}return hash})}function toArray(){return this.split("")}function succ(){return this.slice(0,this.length-1)+String.fromCharCode(this.charCodeAt(this.length-1)+1)}function times(count){return count<1?"":new Array(count+1).join(this)}function camelize(){var parts=this.split("-"),len=parts.length;if(len==1){return parts[0]}var camelized=this.charAt(0)=="-"?parts[0].charAt(0).toUpperCase()+parts[0].substring(1):parts[0];for(var i=1;i<len;i++){camelized+=parts[i].charAt(0).toUpperCase()+parts[i].substring(1)}return camelized}function capitalize(){return this.charAt(0).toUpperCase()+this.substring(1).toLowerCase()}function underscore(){return this.replace(/::/g,"/").replace(/([A-Z]+)([A-Z][a-z])/g,"$1_$2").replace(/([a-z\d])([A-Z])/g,"$1_$2").replace(/-/g,"_").toLowerCase()}function dasherize(){return this.replace(/_/g,"-")}function inspect(useDoubleQuotes){var escapedString=this.replace(/[\x00-\x1f\\]/g,function(character){if(character in String.specialChar){return String.specialChar[character]}return"\\u00"+character.charCodeAt().toPaddedString(2,16)});if(useDoubleQuotes){return'"'+escapedString.replace(/"/g,'\\"')+'"'}return"'"+escapedString.replace(/'/g,"\\'")+"'"}function toJSON(){return this.inspect(true)}function unfilterJSON(filter){return this.replace(filter||Prototype.JSONFilter,"$1")}function isJSON(){var str=this;if(str.blank()){return false}str=this.replace(/\\./g,"@").replace(/"[^"\\\n\r]*"/g,"");return(/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str)}function evalJSON(sanitize){var json=this.unfilterJSON();try{if(!sanitize||json.isJSON()){return eval("("+json+")")}}catch(e){}throw new SyntaxError("Badly formed JSON string: "+this.inspect())}function include(pattern){return this.indexOf(pattern)>-1}function startsWith(pattern){return this.indexOf(pattern)===0}function endsWith(pattern){var d=this.length-pattern.length;return d>=0&&this.lastIndexOf(pattern)===d}function empty(){return this==""}function blank(){return/^\s*$/.test(this)}function interpolate(object,pattern){return new Template(this,pattern).evaluate(object)}return{gsub:gsub,sub:sub,scan:scan,truncate:truncate,strip:String.prototype.trim?String.prototype.trim:strip,stripTags:stripTags,stripScripts:stripScripts,extractScripts:extractScripts,evalScripts:evalScripts,escapeHTML:escapeHTML,unescapeHTML:unescapeHTML,toQueryParams:toQueryParams,parseQuery:toQueryParams,toArray:toArray,succ:succ,times:times,camelize:camelize,capitalize:capitalize,underscore:underscore,dasherize:dasherize,inspect:inspect,toJSON:toJSON,unfilterJSON:unfilterJSON,isJSON:isJSON,evalJSON:evalJSON,include:include,startsWith:startsWith,endsWith:endsWith,empty:empty,blank:blank,interpolate:interpolate}})());var Template=Class.create({initialize:function(template,pattern){this.template=template.toString();this.pattern=pattern||Template.Pattern},evaluate:function(object){if(object&&Object.isFunction(object.toTemplateReplacements)){object=object.toTemplateReplacements()}return this.template.gsub(this.pattern,function(match){if(object==null){return(match[1]+"")}var before=match[1]||"";if(before=="\\"){return match[2]}var ctx=object,expr=match[3];var pattern=/^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;match=pattern.exec(expr);if(match==null){return before}while(match!=null){var comp=match[1].startsWith("[")?match[2].replace(/\\\\]/g,"]"):match[1];ctx=ctx[comp];if(null==ctx||""==match[3]){break}expr=expr.substring("["==match[3]?match[1].length:match[0].length);match=pattern.exec(expr)}return before+String.interpret(ctx)})}});Template.Pattern=/(^|.|\r|\n)(#\{(.*?)\})/;var $break={};var Enumerable=(function(){function each(iterator,context){var index=0;try{this._each(function(value){iterator.call(context,value,index++)})}catch(e){if(e!=$break){throw e}}return this}function eachSlice(number,iterator,context){var index=-number,slices=[],array=this.toArray();if(number<1){return array}while((index+=number)<array.length){slices.push(array.slice(index,index+number))}return slices.collect(iterator,context)}function all(iterator,context){iterator=iterator||Prototype.K;var result=true;this.each(function(value,index){result=result&&!!iterator.call(context,value,index);if(!result){throw $break}});return result}function any(iterator,context){iterator=iterator||Prototype.K;var result=false;this.each(function(value,index){if(result=!!iterator.call(context,value,index)){throw $break}});return result}function collect(iterator,context){iterator=iterator||Prototype.K;var results=[];this.each(function(value,index){results.push(iterator.call(context,value,index))});return results}function detect(iterator,context){var result;this.each(function(value,index){if(iterator.call(context,value,index)){result=value;throw $break}});return result}function findAll(iterator,context){var results=[];this.each(function(value,index){if(iterator.call(context,value,index)){results.push(value)}});return results}function grep(filter,iterator,context){iterator=iterator||Prototype.K;var results=[];if(Object.isString(filter)){filter=new RegExp(RegExp.escape(filter))}this.each(function(value,index){if(filter.match(value)){results.push(iterator.call(context,value,index))}});return results}function include(object){if(Object.isFunction(this.indexOf)){if(this.indexOf(object)!=-1){return true}}var found=false;this.each(function(value){if(value==object){found=true;throw $break}});return found}function inGroupsOf(number,fillWith){fillWith=Object.isUndefined(fillWith)?null:fillWith;return this.eachSlice(number,function(slice){while(slice.length<number){slice.push(fillWith)}return slice})}function inject(memo,iterator,context){this.each(function(value,index){memo=iterator.call(context,memo,value,index)});return memo}function invoke(method){var args=$A(arguments).slice(1);return this.map(function(value){return value[method].apply(value,args)})}function max(iterator,context){iterator=iterator||Prototype.K;var result;this.each(function(value,index){value=iterator.call(context,value,index);if(result==null||value>=result){result=value}});return result}function min(iterator,context){iterator=iterator||Prototype.K;var result;this.each(function(value,index){value=iterator.call(context,value,index);if(result==null||value<result){result=value}});return result}function partition(iterator,context){iterator=iterator||Prototype.K;var trues=[],falses=[];this.each(function(value,index){(iterator.call(context,value,index)?trues:falses).push(value)});return[trues,falses]}function pluck(property){var results=[];this.each(function(value){results.push(value[property])});return results}function reject(iterator,context){var results=[];this.each(function(value,index){if(!iterator.call(context,value,index)){results.push(value)}});return results}function sortBy(iterator,context){return this.map(function(value,index){return{value:value,criteria:iterator.call(context,value,index)}}).sort(function(left,right){var a=left.criteria,b=right.criteria;return a<b?-1:a>b?1:0}).pluck("value")}function toArray(){return this.map()}function zip(){var iterator=Prototype.K,args=$A(arguments);if(Object.isFunction(args.last())){iterator=args.pop()}var collections=[this].concat(args).map($A);return this.map(function(value,index){return iterator(collections.pluck(index))})}function size(){return this.toArray().length}function inspect(){return"#<Enumerable:"+this.toArray().inspect()+">"}return{each:each,eachSlice:eachSlice,all:all,every:all,any:any,some:any,collect:collect,map:collect,detect:detect,findAll:findAll,select:findAll,filter:findAll,grep:grep,include:include,member:include,inGroupsOf:inGroupsOf,inject:inject,invoke:invoke,max:max,min:min,partition:partition,pluck:pluck,reject:reject,sortBy:sortBy,toArray:toArray,entries:toArray,zip:zip,size:size,inspect:inspect,find:detect}})();function $A(iterable){if(!iterable){return[]}if("toArray" in Object(iterable)){return iterable.toArray()}var length=iterable.length||0,results=new Array(length);while(length--){results[length]=iterable[length]}return results}function $w(string){if(!Object.isString(string)){return[]}string=string.strip();return string?string.split(/\s+/):[]}Array.from=$A;(function(){var arrayProto=Array.prototype,slice=arrayProto.slice,_each=arrayProto.forEach;function each(iterator){for(var i=0,length=this.length;i<length;i++){iterator(this[i])}}if(!_each){_each=each}function clear(){this.length=0;return this}function first(){return this[0]}function last(){return this[this.length-1]}function compact(){return this.select(function(value){return value!=null})}function flatten(){return this.inject([],function(array,value){if(Object.isArray(value)){return array.concat(value.flatten())}array.push(value);return array})}function without(){var values=slice.call(arguments,0);return this.select(function(value){return !values.include(value)})}function reverse(inline){return(inline!==false?this:this.toArray())._reverse()}function uniq(sorted){return this.inject([],function(array,value,index){if(0==index||(sorted?array.last()!=value:!array.include(value))){array.push(value)}return array})}function intersect(array){return this.uniq().findAll(function(item){return array.detect(function(value){return item===value})})}function clone(){return slice.call(this,0)}function size(){return this.length}function inspect(){return"["+this.map(Object.inspect).join(", ")+"]"}function toJSON(){var results=[];this.each(function(object){var value=Object.toJSON(object);if(!Object.isUndefined(value)){results.push(value)}});return"["+results.join(", ")+"]"}function indexOf(item,i){i||(i=0);var length=this.length;if(i<0){i=length+i}for(;i<length;i++){if(this[i]===item){return i}}return -1}function lastIndexOf(item,i){i=isNaN(i)?this.length:(i<0?this.length+i:i)+1;var n=this.slice(0,i).reverse().indexOf(item);return(n<0)?n:i-n-1}function concat(){var array=slice.call(this,0),item;for(var i=0,length=arguments.length;i<length;i++){item=arguments[i];if(Object.isArray(item)&&!("callee" in item)){for(var j=0,arrayLength=item.length;j<arrayLength;j++){array.push(item[j])}}else{array.push(item)}}return array}Object.extend(arrayProto,Enumerable);if(!arrayProto._reverse){arrayProto._reverse=arrayProto.reverse}Object.extend(arrayProto,{_each:_each,clear:clear,first:first,last:last,compact:compact,flatten:flatten,without:without,reverse:reverse,uniq:uniq,intersect:intersect,clone:clone,toArray:clone,size:size,inspect:inspect,toJSON:toJSON});var CONCAT_ARGUMENTS_BUGGY=(function(){return[].concat(arguments)[0][0]!==1})(1,2);if(CONCAT_ARGUMENTS_BUGGY){arrayProto.concat=concat}if(!arrayProto.indexOf){arrayProto.indexOf=indexOf}if(!arrayProto.lastIndexOf){arrayProto.lastIndexOf=lastIndexOf}})();function $H(object){return new Hash(object)}var Hash=Class.create(Enumerable,(function(){function initialize(object){this._object=Object.isHash(object)?object.toObject():Object.clone(object)}function _each(iterator){for(var key in this._object){var value=this._object[key],pair=[key,value];pair.key=key;pair.value=value;iterator(pair)}}function set(key,value){return this._object[key]=value}function get(key){if(this._object[key]!==Object.prototype[key]){return this._object[key]}}function unset(key){var value=this._object[key];delete this._object[key];return value}function toObject(){return Object.clone(this._object)}function keys(){return this.pluck("key")}function values(){return this.pluck("value")}function index(value){var match=this.detect(function(pair){return pair.value===value});return match&&match.key}function merge(object){return this.clone().update(object)}function update(object){return new Hash(object).inject(this,function(result,pair){result.set(pair.key,pair.value);return result})}function toQueryPair(key,value){if(Object.isUndefined(value)){return key}return key+"="+encodeURIComponent(String.interpret(value))}function toQueryString(){return this.inject([],function(results,pair){var key=encodeURIComponent(pair.key),values=pair.value;if(values&&typeof values=="object"){if(Object.isArray(values)){return results.concat(values.map(toQueryPair.curry(key)))}}else{results.push(toQueryPair(key,values))}return results}).join("&")}function inspect(){return"#<Hash:{"+this.map(function(pair){return pair.map(Object.inspect).join(": ")}).join(", ")+"}>"}function toJSON(){return Object.toJSON(this.toObject())}function clone(){return new Hash(this)}return{initialize:initialize,_each:_each,set:set,get:get,unset:unset,toObject:toObject,toTemplateReplacements:toObject,keys:keys,values:values,index:index,merge:merge,update:update,toQueryString:toQueryString,inspect:inspect,toJSON:toJSON,clone:clone}})());Hash.from=$H;Object.extend(Number.prototype,(function(){function toColorPart(){return this.toPaddedString(2,16)}function succ(){return this+1}function times(iterator,context){$R(0,this,true).each(iterator,context);return this}function toPaddedString(length,radix){var string=this.toString(radix||10);return"0".times(length-string.length)+string}function toJSON(){return isFinite(this)?this.toString():"null"}function abs(){return Math.abs(this)}function round(){return Math.round(this)}function ceil(){return Math.ceil(this)}function floor(){return Math.floor(this)}return{toColorPart:toColorPart,succ:succ,times:times,toPaddedString:toPaddedString,toJSON:toJSON,abs:abs,round:round,ceil:ceil,floor:floor}})());function $R(start,end,exclusive){return new ObjectRange(start,end,exclusive)}var ObjectRange=Class.create(Enumerable,(function(){function initialize(start,end,exclusive){this.start=start;this.end=end;this.exclusive=exclusive}function _each(iterator){var value=this.start;while(this.include(value)){iterator(value);value=value.succ()}}function include(value){if(value<this.start){return false}if(this.exclusive){return value<this.end}return value<=this.end}return{initialize:initialize,_each:_each,include:include}})());var Ajax={getTransport:function(){return Try.these(function(){return new XMLHttpRequest()},function(){return new ActiveXObject("Msxml2.XMLHTTP")},function(){return new ActiveXObject("Microsoft.XMLHTTP")})||false},activeRequestCount:0};Ajax.Responders={responders:[],_each:function(iterator){this.responders._each(iterator)},register:function(responder){if(!this.include(responder)){this.responders.push(responder)}},unregister:function(responder){this.responders=this.responders.without(responder)},dispatch:function(callback,request,transport,json){this.each(function(responder){if(Object.isFunction(responder[callback])){try{responder[callback].apply(responder,[request,transport,json])}catch(e){}}})}};Object.extend(Ajax.Responders,Enumerable);Ajax.Responders.register({onCreate:function(){Ajax.activeRequestCount++},onComplete:function(){Ajax.activeRequestCount--}});Ajax.Base=Class.create({initialize:function(options){this.options={method:"post",asynchronous:true,contentType:"application/x-www-form-urlencoded",encoding:"UTF-8",parameters:"",evalJSON:true,evalJS:true};Object.extend(this.options,options||{});this.options.method=this.options.method.toLowerCase();if(Object.isString(this.options.parameters)){this.options.parameters=this.options.parameters.toQueryParams()}else{if(Object.isHash(this.options.parameters)){this.options.parameters=this.options.parameters.toObject()}}}});Ajax.Request=Class.create(Ajax.Base,{_complete:false,initialize:function($super,url,options){$super(options);this.transport=Ajax.getTransport();this.request(url)},request:function(url){this.url=url;this.method=this.options.method;var params=Object.clone(this.options.parameters);if(!["get","post"].include(this.method)){params["_method"]=this.method;this.method="post"}this.parameters=params;if(params=Object.toQueryString(params)){if(this.method=="get"){this.url+=(this.url.include("?")?"&":"?")+params}else{if(/Konqueror|Safari|KHTML/.test(navigator.userAgent)){params+="&_="}}}try{var response=new Ajax.Response(this);if(this.options.onCreate){this.options.onCreate(response)}Ajax.Responders.dispatch("onCreate",this,response);this.transport.open(this.method.toUpperCase(),this.url,this.options.asynchronous);if(this.options.asynchronous){this.respondToReadyState.bind(this).defer(1)}this.transport.onreadystatechange=this.onStateChange.bind(this);this.setRequestHeaders();this.body=this.method=="post"?(this.options.postBody||params):null;this.transport.send(this.body);if(!this.options.asynchronous&&this.transport.overrideMimeType){this.onStateChange()}}catch(e){this.dispatchException(e)}},onStateChange:function(){var readyState=this.transport.readyState;if(readyState>1&&!((readyState==4)&&this._complete)){this.respondToReadyState(this.transport.readyState)}},setRequestHeaders:function(){var headers={"X-Requested-With":"XMLHttpRequest","X-Prototype-Version":Prototype.Version,"Accept":"text/javascript, text/html, application/xml, text/xml, */*"};if(this.method=="post"){headers["Content-type"]=this.options.contentType+(this.options.encoding?"; charset="+this.options.encoding:"");if(this.transport.overrideMimeType&&(navigator.userAgent.match(/Gecko\/(\d{4})/)||[0,2005])[1]<2005){headers["Connection"]="close"}}if(typeof this.options.requestHeaders=="object"){var extras=this.options.requestHeaders;if(Object.isFunction(extras.push)){for(var i=0,length=extras.length;i<length;i+=2){headers[extras[i]]=extras[i+1]}}else{$H(extras).each(function(pair){headers[pair.key]=pair.value})}}for(var name in headers){this.transport.setRequestHeader(name,headers[name])}},success:function(){var status=this.getStatus();return !status||(status>=200&&status<300)},getStatus:function(){try{return this.transport.status||0}catch(e){return 0}},respondToReadyState:function(readyState){var state=Ajax.Request.Events[readyState],response=new Ajax.Response(this);if(state=="Complete"){try{this._complete=true;(this.options["on"+response.status]||this.options["on"+(this.success()?"Success":"Failure")]||Prototype.emptyFunction)(response,response.headerJSON)}catch(e){this.dispatchException(e)}var contentType=response.getHeader("Content-type");if(this.options.evalJS=="force"||(this.options.evalJS&&this.isSameOrigin()&&contentType&&contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))){this.evalResponse()}}try{(this.options["on"+state]||Prototype.emptyFunction)(response,response.headerJSON);Ajax.Responders.dispatch("on"+state,this,response,response.headerJSON)}catch(e){this.dispatchException(e)}if(state=="Complete"){this.transport.onreadystatechange=Prototype.emptyFunction}},isSameOrigin:function(){var m=this.url.match(/^\s*https?:\/\/[^\/]*/);return !m||(m[0]=="#{protocol}//#{domain}#{port}".interpolate({protocol:location.protocol,domain:document.domain,port:location.port?":"+location.port:""}))},getHeader:function(name){try{return this.transport.getResponseHeader(name)||null}catch(e){return null}},evalResponse:function(){try{return eval((this.transport.responseText||"").unfilterJSON())}catch(e){this.dispatchException(e)}},dispatchException:function(exception){(this.options.onException||Prototype.emptyFunction)(this,exception);Ajax.Responders.dispatch("onException",this,exception)}});Ajax.Request.Events=["Uninitialized","Loading","Loaded","Interactive","Complete"];Ajax.Response=Class.create({initialize:function(request){this.request=request;var transport=this.transport=request.transport,readyState=this.readyState=transport.readyState;if((readyState>2&&!Prototype.Browser.IE)||readyState==4){this.status=this.getStatus();this.statusText=this.getStatusText();this.responseText=String.interpret(transport.responseText);this.headerJSON=this._getHeaderJSON()}if(readyState==4){var xml=transport.responseXML;this.responseXML=Object.isUndefined(xml)?null:xml;this.responseJSON=this._getResponseJSON()}},status:0,statusText:"",getStatus:Ajax.Request.prototype.getStatus,getStatusText:function(){try{return this.transport.statusText||""}catch(e){return""}},getHeader:Ajax.Request.prototype.getHeader,getAllHeaders:function(){try{return this.getAllResponseHeaders()}catch(e){return null}},getResponseHeader:function(name){return this.transport.getResponseHeader(name)},getAllResponseHeaders:function(){return this.transport.getAllResponseHeaders()},_getHeaderJSON:function(){var json=this.getHeader("X-JSON");if(!json){return null}json=decodeURIComponent(escape(json));try{return json.evalJSON(this.request.options.sanitizeJSON||!this.request.isSameOrigin())}catch(e){this.request.dispatchException(e)}},_getResponseJSON:function(){var options=this.request.options;if(!options.evalJSON||(options.evalJSON!="force"&&!(this.getHeader("Content-type")||"").include("application/json"))||this.responseText.blank()){return null}try{return this.responseText.evalJSON(options.sanitizeJSON||!this.request.isSameOrigin())}catch(e){this.request.dispatchException(e)}}});Ajax.Updater=Class.create(Ajax.Request,{initialize:function($super,container,url,options){this.container={success:(container.success||container),failure:(container.failure||(container.success?null:container))};options=Object.clone(options);var onComplete=options.onComplete;options.onComplete=(function(response,json){this.updateContent(response.responseText);if(Object.isFunction(onComplete)){onComplete(response,json)}}).bind(this);$super(url,options)},updateContent:function(responseText){var receiver=this.container[this.success()?"success":"failure"],options=this.options;if(!options.evalScripts){responseText=responseText.stripScripts()}if(receiver=$(receiver)){if(options.insertion){if(Object.isString(options.insertion)){var insertion={};insertion[options.insertion]=responseText;receiver.insert(insertion)}else{options.insertion(receiver,responseText)}}else{receiver.update(responseText)}}}});Ajax.PeriodicalUpdater=Class.create(Ajax.Base,{initialize:function($super,container,url,options){$super(options);this.onComplete=this.options.onComplete;this.frequency=(this.options.frequency||2);this.decay=(this.options.decay||1);this.updater={};this.container=container;this.url=url;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(response){if(this.options.decay){this.decay=(response.responseText==this.lastText?this.decay*this.options.decay:1);this.lastText=response.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 $(element){if(arguments.length>1){for(var i=0,elements=[],length=arguments.length;i<length;i++){elements.push($(arguments[i]))}return elements}if(Object.isString(element)){element=document.getElementById(element)}return Element.extend(element)}if(Prototype.BrowserFeatures.XPath){document._getElementsByXPath=function(expression,parentElement){var results=[];var query=document.evaluate(expression,$(parentElement)||document,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);for(var i=0,length=query.snapshotLength;i<length;i++){results.push(Element.extend(query.snapshotItem(i)))}return results}}if(!window.Node){var Node={}}if(!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(global){var SETATTRIBUTE_IGNORES_NAME=(function(){var elForm=document.createElement("form");var elInput=document.createElement("input");var root=document.documentElement;elInput.setAttribute("name","test");elForm.appendChild(elInput);root.appendChild(elForm);var isBuggy=elForm.elements?(typeof elForm.elements.test=="undefined"):null;root.removeChild(elForm);elForm=elInput=null;return isBuggy})();var element=global.Element;global.Element=function(tagName,attributes){attributes=attributes||{};tagName=tagName.toLowerCase();var cache=Element.cache;if(SETATTRIBUTE_IGNORES_NAME&&attributes.name){tagName="<"+tagName+' name="'+attributes.name+'">';delete attributes.name;return Element.writeAttribute(document.createElement(tagName),attributes)}if(!cache[tagName]){cache[tagName]=Element.extend(document.createElement(tagName))}return Element.writeAttribute(cache[tagName].cloneNode(false),attributes)};Object.extend(global.Element,element||{});if(element){global.Element.prototype=element.prototype}})(this);Element.cache={};Element.idCounter=1;Element.Methods={visible:function(element){return $(element).style.display!="none"},toggle:function(element){element=$(element);Element[Element.visible(element)?"hide":"show"](element);return element},hide:function(element){element=$(element);element.style.display="none";return element},show:function(element){element=$(element);element.style.display="";return element},remove:function(element){element=$(element);element.parentNode.removeChild(element);return element},update:(function(){var SELECT_ELEMENT_INNERHTML_BUGGY=(function(){var el=document.createElement("select"),isBuggy=true;el.innerHTML='<option value="test">test</option>';if(el.options&&el.options[0]){isBuggy=el.options[0].nodeName.toUpperCase()!=="OPTION"}el=null;return isBuggy})();var TABLE_ELEMENT_INNERHTML_BUGGY=(function(){try{var el=document.createElement("table");if(el&&el.tBodies){el.innerHTML="<tbody><tr><td>test</td></tr></tbody>";var isBuggy=typeof el.tBodies[0]=="undefined";el=null;return isBuggy}}catch(e){return true}})();var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING=(function(){var s=document.createElement("script"),isBuggy=false;try{s.appendChild(document.createTextNode(""));isBuggy=!s.firstChild||s.firstChild&&s.firstChild.nodeType!==3}catch(e){isBuggy=true}s=null;return isBuggy})();function update(element,content){element=$(element);if(content&&content.toElement){content=content.toElement()}if(Object.isElement(content)){return element.update().insert(content)}content=Object.toHTML(content);var tagName=element.tagName.toUpperCase();if(tagName==="SCRIPT"&&SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING){element.text=content;return element}if(SELECT_ELEMENT_INNERHTML_BUGGY||TABLE_ELEMENT_INNERHTML_BUGGY){if(tagName in Element._insertionTranslations.tags){while(element.firstChild){element.removeChild(element.firstChild)}Element._getContentFromAnonymousElement(tagName,content.stripScripts()).each(function(node){element.appendChild(node)})}else{element.innerHTML=content.stripScripts()}}else{element.innerHTML=content.stripScripts()}content.evalScripts.bind(content).defer();return element}return update})(),replace:function(element,content){element=$(element);if(content&&content.toElement){content=content.toElement()}else{if(!Object.isElement(content)){content=Object.toHTML(content);var range=element.ownerDocument.createRange();range.selectNode(element);content.evalScripts.bind(content).defer();content=range.createContextualFragment(content.stripScripts())}}element.parentNode.replaceChild(content,element);return element},insert:function(element,insertions){element=$(element);if(Object.isString(insertions)||Object.isNumber(insertions)||Object.isElement(insertions)||(insertions&&(insertions.toElement||insertions.toHTML))){insertions={bottom:insertions}}var content,insert,tagName,childNodes;for(var position in insertions){content=insertions[position];position=position.toLowerCase();insert=Element._insertionTranslations[position];if(content&&content.toElement){content=content.toElement()}if(Object.isElement(content)){insert(element,content);continue}content=Object.toHTML(content);tagName=((position=="before"||position=="after")?element.parentNode:element).tagName.toUpperCase();childNodes=Element._getContentFromAnonymousElement(tagName,content.stripScripts());if(position=="top"||position=="after"){childNodes.reverse()}childNodes.each(insert.curry(element));content.evalScripts.bind(content).defer()}return element},wrap:function(element,wrapper,attributes){element=$(element);if(Object.isElement(wrapper)){$(wrapper).writeAttribute(attributes||{})}else{if(Object.isString(wrapper)){wrapper=new Element(wrapper,attributes)}else{wrapper=new Element("div",wrapper)}}if(element.parentNode){element.parentNode.replaceChild(wrapper,element)}wrapper.appendChild(element);return wrapper},inspect:function(element){element=$(element);var result="<"+element.tagName.toLowerCase();$H({"id":"id","className":"class"}).each(function(pair){var property=pair.first(),attribute=pair.last();var value=(element[property]||"").toString();if(value){result+=" "+attribute+"="+value.inspect(true)}});return result+">"},recursivelyCollect:function(element,property){element=$(element);var elements=[];while(element=element[property]){if(element.nodeType==1){elements.push(Element.extend(element))}}return elements},ancestors:function(element){return Element.recursivelyCollect(element,"parentNode")},descendants:function(element){return Element.select(element,"*")},firstDescendant:function(element){element=$(element).firstChild;while(element&&element.nodeType!=1){element=element.nextSibling}return $(element)},immediateDescendants:function(element){if(!(element=$(element).firstChild)){return[]}while(element&&element.nodeType!=1){element=element.nextSibling}if(element){return[element].concat($(element).nextSiblings())}return[]},previousSiblings:function(element){return Element.recursivelyCollect(element,"previousSibling")},nextSiblings:function(element){return Element.recursivelyCollect(element,"nextSibling")},siblings:function(element){element=$(element);return Element.previousSiblings(element).reverse().concat(Element.nextSiblings(element))},match:function(element,selector){if(Object.isString(selector)){selector=new Selector(selector)}return selector.match($(element))},up:function(element,expression,index){element=$(element);if(arguments.length==1){return $(element.parentNode)}var ancestors=Element.ancestors(element);return Object.isNumber(expression)?ancestors[expression]:Selector.findElement(ancestors,expression,index)},down:function(element,expression,index){element=$(element);if(arguments.length==1){return Element.firstDescendant(element)}return Object.isNumber(expression)?Element.descendants(element)[expression]:Element.select(element,expression)[index||0]},previous:function(element,expression,index){element=$(element);if(arguments.length==1){return $(Selector.handlers.previousElementSibling(element))}var previousSiblings=Element.previousSiblings(element);return Object.isNumber(expression)?previousSiblings[expression]:Selector.findElement(previousSiblings,expression,index)},next:function(element,expression,index){element=$(element);if(arguments.length==1){return $(Selector.handlers.nextElementSibling(element))}var nextSiblings=Element.nextSiblings(element);return Object.isNumber(expression)?nextSiblings[expression]:Selector.findElement(nextSiblings,expression,index)},select:function(element){var args=Array.prototype.slice.call(arguments,1);return Selector.findChildElements(element,args)},adjacent:function(element){var args=Array.prototype.slice.call(arguments,1);return Selector.findChildElements(element.parentNode,args).without(element)},identify:function(element){element=$(element);var id=Element.readAttribute(element,"id");if(id){return id}do{id="anonymous_element_"+Element.idCounter++}while($(id));Element.writeAttribute(element,"id",id);return id},readAttribute:function(element,name){element=$(element);if(Prototype.Browser.IE){var t=Element._attributeTranslations.read;if(t.values[name]){return t.values[name](element,name)}if(t.names[name]){name=t.names[name]}if(name.include(":")){return(!element.attributes||!element.attributes[name])?null:element.attributes[name].value}}return element.getAttribute(name)},writeAttribute:function(element,name,value){element=$(element);var attributes={},t=Element._attributeTranslations.write;if(typeof name=="object"){attributes=name}else{attributes[name]=Object.isUndefined(value)?true:value}for(var attr in attributes){name=t.names[attr]||attr;value=attributes[attr];if(t.values[attr]){name=t.values[attr](element,value)}if(value===false||value===null){element.removeAttribute(name)}else{if(value===true){element.setAttribute(name,name)}else{element.setAttribute(name,value)}}}return element},getHeight:function(element){return Element.getDimensions(element).height},getWidth:function(element){return Element.getDimensions(element).width},classNames:function(element){return new Element.ClassNames(element)},hasClassName:function(element,className){if(!(element=$(element))){return }var elementClassName=element.className;return(elementClassName.length>0&&(elementClassName==className||new RegExp("(^|\\s)"+className+"(\\s|$)").test(elementClassName)))},addClassName:function(element,className){if(!(element=$(element))){return }if(!Element.hasClassName(element,className)){element.className+=(element.className?" ":"")+className}return element},removeClassName:function(element,className){if(!(element=$(element))){return }element.className=element.className.replace(new RegExp("(^|\\s+)"+className+"(\\s+|$)")," ").strip();return element},toggleClassName:function(element,className){if(!(element=$(element))){return }return Element[Element.hasClassName(element,className)?"removeClassName":"addClassName"](element,className)},cleanWhitespace:function(element){element=$(element);var node=element.firstChild;while(node){var nextNode=node.nextSibling;if(node.nodeType==3&&!/\S/.test(node.nodeValue)){element.removeChild(node)}node=nextNode}return element},empty:function(element){return $(element).innerHTML.blank()},descendantOf:function(element,ancestor){element=$(element),ancestor=$(ancestor);if(element.compareDocumentPosition){return(element.compareDocumentPosition(ancestor)&8)===8}if(ancestor.contains){return ancestor.contains(element)&&ancestor!==element}while(element=element.parentNode){if(element==ancestor){return true}}return false},scrollTo:function(element){element=$(element);var pos=Element.cumulativeOffset(element);window.scrollTo(pos[0],pos[1]);return element},getStyle:function(element,style){element=$(element);style=style=="float"?"cssFloat":style.camelize();var value=element.style[style];if(!value||value=="auto"){var css=document.defaultView.getComputedStyle(element,null);value=css?css[style]:null}if(style=="opacity"){return value?parseFloat(value):1}return value=="auto"?null:value},getOpacity:function(element){return $(element).getStyle("opacity")},setStyle:function(element,styles){element=$(element);var elementStyle=element.style,match;if(Object.isString(styles)){element.style.cssText+=";"+styles;return styles.include("opacity")?element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]):element}for(var property in styles){if(property=="opacity"){element.setOpacity(styles[property])}else{elementStyle[(property=="float"||property=="cssFloat")?(Object.isUndefined(elementStyle.styleFloat)?"cssFloat":"styleFloat"):property]=styles[property]}}return element},setOpacity:function(element,value){element=$(element);element.style.opacity=(value==1||value==="")?"":(value<0.00001)?0:value;return element},getDimensions:function(element){element=$(element);var display=Element.getStyle(element,"display");if(display!="none"&&display!=null){return{width:element.offsetWidth,height:element.offsetHeight}}var els=element.style;var originalVisibility=els.visibility;var originalPosition=els.position;var originalDisplay=els.display;els.visibility="hidden";if(originalPosition!="fixed"){els.position="absolute"}els.display="block";var originalWidth=element.clientWidth;var originalHeight=element.clientHeight;els.display=originalDisplay;els.position=originalPosition;els.visibility=originalVisibility;return{width:originalWidth,height:originalHeight}},makePositioned:function(element){element=$(element);var pos=Element.getStyle(element,"position");if(pos=="static"||!pos){element._madePositioned=true;element.style.position="relative";if(Prototype.Browser.Opera){element.style.top=0;element.style.left=0}}return element},undoPositioned:function(element){element=$(element);if(element._madePositioned){element._madePositioned=undefined;element.style.position=element.style.top=element.style.left=element.style.bottom=element.style.right=""}return element},makeClipping:function(element){element=$(element);if(element._overflow){return element}element._overflow=Element.getStyle(element,"overflow")||"auto";if(element._overflow!=="hidden"){element.style.overflow="hidden"}return element},undoClipping:function(element){element=$(element);if(!element._overflow){return element}element.style.overflow=element._overflow=="auto"?"":element._overflow;element._overflow=null;return element},cumulativeOffset:function(element){var valueT=0,valueL=0;do{valueT+=element.offsetTop||0;valueL+=element.offsetLeft||0;element=element.offsetParent}while(element);return Element._returnOffset(valueL,valueT)},positionedOffset:function(element){var valueT=0,valueL=0;do{valueT+=element.offsetTop||0;valueL+=element.offsetLeft||0;element=element.offsetParent;if(element){if(element.tagName.toUpperCase()=="BODY"){break}var p=Element.getStyle(element,"position");if(p!=="static"){break}}}while(element);return Element._returnOffset(valueL,valueT)},absolutize:function(element){element=$(element);if(Element.getStyle(element,"position")=="absolute"){return element}var offsets=Element.positionedOffset(element);var top=offsets[1];var left=offsets[0];var width=element.clientWidth;var height=element.clientHeight;element._originalLeft=left-parseFloat(element.style.left||0);element._originalTop=top-parseFloat(element.style.top||0);element._originalWidth=element.style.width;element._originalHeight=element.style.height;element.style.position="absolute";element.style.top=top+"px";element.style.left=left+"px";element.style.width=width+"px";element.style.height=height+"px";return element},relativize:function(element){element=$(element);if(Element.getStyle(element,"position")=="relative"){return element}element.style.position="relative";var top=parseFloat(element.style.top||0)-(element._originalTop||0);var left=parseFloat(element.style.left||0)-(element._originalLeft||0);element.style.top=top+"px";element.style.left=left+"px";element.style.height=element._originalHeight;element.style.width=element._originalWidth;return element},cumulativeScrollOffset:function(element){var valueT=0,valueL=0;do{valueT+=element.scrollTop||0;valueL+=element.scrollLeft||0;element=element.parentNode}while(element);return Element._returnOffset(valueL,valueT)},getOffsetParent:function(element){if(element.offsetParent){return $(element.offsetParent)}if(element==document.body){return $(element)}while((element=element.parentNode)&&element!=document.body){if(Element.getStyle(element,"position")!="static"){return $(element)}}return $(document.body)},viewportOffset:function(forElement){var valueT=0,valueL=0;var element=forElement;do{valueT+=element.offsetTop||0;valueL+=element.offsetLeft||0;if(element.offsetParent==document.body&&Element.getStyle(element,"position")=="absolute"){break}}while(element=element.offsetParent);element=forElement;do{if(!Prototype.Browser.Opera||(element.tagName&&(element.tagName.toUpperCase()=="BODY"))){valueT-=element.scrollTop||0;valueL-=element.scrollLeft||0}}while(element=element.parentNode);return Element._returnOffset(valueL,valueT)},clonePosition:function(element,source){var options=Object.extend({setLeft:true,setTop:true,setWidth:true,setHeight:true,offsetTop:0,offsetLeft:0},arguments[2]||{});source=$(source);var p=Element.viewportOffset(source);element=$(element);var delta=[0,0];var parent=null;if(Element.getStyle(element,"position")=="absolute"){parent=Element.getOffsetParent(element);delta=Element.viewportOffset(parent)}if(parent==document.body){delta[0]-=document.body.offsetLeft;delta[1]-=document.body.offsetTop}if(options.setLeft){element.style.left=(p[0]-delta[0]+options.offsetLeft)+"px"}if(options.setTop){element.style.top=(p[1]-delta[1]+options.offsetTop)+"px"}if(options.setWidth){element.style.width=source.offsetWidth+"px"}if(options.setHeight){element.style.height=source.offsetHeight+"px"}return element}};Object.extend(Element.Methods,{getElementsBySelector:Element.Methods.select,childElements:Element.Methods.immediateDescendants});Element._attributeTranslations={write:{names:{className:"class",htmlFor:"for"},values:{}}};if(Prototype.Browser.Opera){Element.Methods.getStyle=Element.Methods.getStyle.wrap(function(proceed,element,style){switch(style){case"left":case"top":case"right":case"bottom":if(proceed(element,"position")==="static"){return null}case"height":case"width":if(!Element.visible(element)){return null}var dim=parseInt(proceed(element,style),10);if(dim!==element["offset"+style.capitalize()]){return dim+"px"}var properties;if(style==="height"){properties=["border-top-width","padding-top","padding-bottom","border-bottom-width"]}else{properties=["border-left-width","padding-left","padding-right","border-right-width"]}return properties.inject(dim,function(memo,property){var val=proceed(element,property);return val===null?memo:memo-parseInt(val,10)})+"px";default:return proceed(element,style)}});Element.Methods.readAttribute=Element.Methods.readAttribute.wrap(function(proceed,element,attribute){if(attribute==="title"){return element.title}return proceed(element,attribute)})}else{if(Prototype.Browser.IE){Element.Methods.getOffsetParent=Element.Methods.getOffsetParent.wrap(function(proceed,element){element=$(element);try{element.offsetParent}catch(e){return $(document.body)}var position=element.getStyle("position");if(position!=="static"){return proceed(element)}element.setStyle({position:"relative"});var value=proceed(element);element.setStyle({position:position});return value});$w("positionedOffset viewportOffset").each(function(method){Element.Methods[method]=Element.Methods[method].wrap(function(proceed,element){element=$(element);try{element.offsetParent}catch(e){return Element._returnOffset(0,0)}var position=element.getStyle("position");if(position!=="static"){return proceed(element)}var offsetParent=element.getOffsetParent();if(offsetParent&&offsetParent.getStyle("position")==="fixed"){offsetParent.setStyle({zoom:1})}element.setStyle({position:"relative"});var value=proceed(element);element.setStyle({position:position});return value})});Element.Methods.cumulativeOffset=Element.Methods.cumulativeOffset.wrap(function(proceed,element){try{element.offsetParent}catch(e){return Element._returnOffset(0,0)}return proceed(element)});Element.Methods.getStyle=function(element,style){element=$(element);style=(style=="float"||style=="cssFloat")?"styleFloat":style.camelize();var value=element.style[style];if(!value&&element.currentStyle){value=element.currentStyle[style]}if(style=="opacity"){if(value=(element.getStyle("filter")||"").match(/alpha\(opacity=(.*)\)/)){if(value[1]){return parseFloat(value[1])/100}}return 1}if(value=="auto"){if((style=="width"||style=="height")&&(element.getStyle("display")!="none")){return element["offset"+style.capitalize()]+"px"}return null}return value};Element.Methods.setOpacity=function(element,value){function stripAlpha(filter){return filter.replace(/alpha\([^\)]*\)/gi,"")}element=$(element);var currentStyle=element.currentStyle;if((currentStyle&&!currentStyle.hasLayout)||(!currentStyle&&element.style.zoom=="normal")){element.style.zoom=1}var filter=element.getStyle("filter"),style=element.style;if(value==1||value===""){(filter=stripAlpha(filter))?style.filter=filter:style.removeAttribute("filter");return element}else{if(value<0.00001){value=0}}style.filter=stripAlpha(filter)+"alpha(opacity="+(value*100)+")";return element};Element._attributeTranslations=(function(){var classProp="className";var forProp="for";var el=document.createElement("div");el.setAttribute(classProp,"x");if(el.className!=="x"){el.setAttribute("class","x");if(el.className==="x"){classProp="class"}}el=null;el=document.createElement("label");el.setAttribute(forProp,"x");if(el.htmlFor!=="x"){el.setAttribute("htmlFor","x");if(el.htmlFor==="x"){forProp="htmlFor"}}el=null;return{read:{names:{"class":classProp,"className":classProp,"for":forProp,"htmlFor":forProp},values:{_getAttr:function(element,attribute){return element.getAttribute(attribute)},_getAttr2:function(element,attribute){return element.getAttribute(attribute,2)},_getAttrNode:function(element,attribute){var node=element.getAttributeNode(attribute);return node?node.value:""},_getEv:(function(){var el=document.createElement("div");el.onclick=Prototype.emptyFunction;var value=el.getAttribute("onclick");var f;if(String(value).indexOf("{")>-1){f=function(element,attribute){attribute=element.getAttribute(attribute);if(!attribute){return null}attribute=attribute.toString();attribute=attribute.split("{")[1];attribute=attribute.split("}")[0];return attribute.strip()}}else{if(value===""){f=function(element,attribute){attribute=element.getAttribute(attribute);if(!attribute){return null}return attribute.strip()}}}el=null;return f})(),_flag:function(element,attribute){return $(element).hasAttribute(attribute)?attribute:null},style:function(element){return element.style.cssText.toLowerCase()},title:function(element){return element.title}}}}})();Element._attributeTranslations.write={names:Object.extend({cellpadding:"cellPadding",cellspacing:"cellSpacing"},Element._attributeTranslations.read.names),values:{checked:function(element,value){element.checked=!!value},style:function(element,value){element.style.cssText=value?value:""}}};Element._attributeTranslations.has={};$w("colSpan rowSpan vAlign dateTime accessKey tabIndex "+"encType maxLength readOnly longDesc frameBorder").each(function(attr){Element._attributeTranslations.write.names[attr.toLowerCase()]=attr;Element._attributeTranslations.has[attr.toLowerCase()]=attr});(function(v){Object.extend(v,{href:v._getAttr2,src:v._getAttr2,type:v._getAttr,action:v._getAttrNode,disabled:v._flag,checked:v._flag,readonly:v._flag,multiple:v._flag,onload:v._getEv,onunload:v._getEv,onclick:v._getEv,ondblclick:v._getEv,onmousedown:v._getEv,onmouseup:v._getEv,onmouseover:v._getEv,onmousemove:v._getEv,onmouseout:v._getEv,onfocus:v._getEv,onblur:v._getEv,onkeypress:v._getEv,onkeydown:v._getEv,onkeyup:v._getEv,onsubmit:v._getEv,onreset:v._getEv,onselect:v._getEv,onchange:v._getEv})})(Element._attributeTranslations.read.values);if(Prototype.BrowserFeatures.ElementExtensions){(function(){function _descendants(element){var nodes=element.getElementsByTagName("*"),results=[];for(var i=0,node;node=nodes[i];i++){if(node.tagName!=="!"){results.push(node)}}return results}Element.Methods.down=function(element,expression,index){element=$(element);if(arguments.length==1){return element.firstDescendant()}return Object.isNumber(expression)?_descendants(element)[expression]:Element.select(element,expression)[index||0]}})()}}else{if(Prototype.Browser.Gecko&&/rv:1\.8\.0/.test(navigator.userAgent)){Element.Methods.setOpacity=function(element,value){element=$(element);element.style.opacity=(value==1)?0.999999:(value==="")?"":(value<0.00001)?0:value;return element}}else{if(Prototype.Browser.WebKit){Element.Methods.setOpacity=function(element,value){element=$(element);element.style.opacity=(value==1||value==="")?"":(value<0.00001)?0:value;if(value==1){if(element.tagName.toUpperCase()=="IMG"&&element.width){element.width++;element.width--}else{try{var n=document.createTextNode(" ");element.appendChild(n);element.removeChild(n)}catch(e){}}}return element};Element.Methods.cumulativeOffset=function(element){var valueT=0,valueL=0;do{valueT+=element.offsetTop||0;valueL+=element.offsetLeft||0;if(element.offsetParent==document.body){if(Element.getStyle(element,"position")=="absolute"){break}}element=element.offsetParent}while(element);return Element._returnOffset(valueL,valueT)}}}}}if("outerHTML" in document.documentElement){Element.Methods.replace=function(element,content){element=$(element);if(content&&content.toElement){content=content.toElement()}if(Object.isElement(content)){element.parentNode.replaceChild(content,element);return element}content=Object.toHTML(content);var parent=element.parentNode,tagName=parent.tagName.toUpperCase();if(Element._insertionTranslations.tags[tagName]){var nextSibling=element.next();var fragments=Element._getContentFromAnonymousElement(tagName,content.stripScripts());parent.removeChild(element);if(nextSibling){fragments.each(function(node){parent.insertBefore(node,nextSibling)})}else{fragments.each(function(node){parent.appendChild(node)})}}else{element.outerHTML=content.stripScripts()}content.evalScripts.bind(content).defer();return element}}Element._returnOffset=function(l,t){var result=[l,t];result.left=l;result.top=t;return result};Element._getContentFromAnonymousElement=function(tagName,html){var div=new Element("div"),t=Element._insertionTranslations.tags[tagName];if(t){div.innerHTML=t[0]+html+t[1];t[2].times(function(){div=div.firstChild})}else{div.innerHTML=html}return $A(div.childNodes)};Element._insertionTranslations={before:function(element,node){element.parentNode.insertBefore(node,element)},top:function(element,node){element.insertBefore(node,element.firstChild)},bottom:function(element,node){element.appendChild(node)},after:function(element,node){element.parentNode.insertBefore(node,element.nextSibling)},tags:{TABLE:["<table>","</table>",1],TBODY:["<table><tbody>","</tbody></table>",2],TR:["<table><tbody><tr>","</tr></tbody></table>",3],TD:["<table><tbody><tr><td>","</td></tr></tbody></table>",4],SELECT:["<select>","</select>",1]}};(function(){var tags=Element._insertionTranslations.tags;Object.extend(tags,{THEAD:tags.TBODY,TFOOT:tags.TBODY,TH:tags.TD})})();Element.Methods.Simulated={hasAttribute:function(element,attribute){attribute=Element._attributeTranslations.has[attribute]||attribute;var node=$(element).getAttributeNode(attribute);return !!(node&&node.specified)}};Element.Methods.ByTag={};Object.extend(Element,Element.Methods);(function(div){if(!Prototype.BrowserFeatures.ElementExtensions&&div["__proto__"]){window.HTMLElement={};window.HTMLElement.prototype=div["__proto__"];Prototype.BrowserFeatures.ElementExtensions=true}div=null})(document.createElement("div"));Element.extend=(function(){function checkDeficiency(tagName){if(typeof window.Element!="undefined"){var proto=window.Element.prototype;if(proto){var id="_"+(Math.random()+"").slice(2);var el=document.createElement(tagName);proto[id]="x";var isBuggy=(el[id]!=="x");delete proto[id];el=null;return isBuggy}}return false}function extendElementWith(element,methods){for(var property in methods){var value=methods[property];if(Object.isFunction(value)&&!(property in element)){element[property]=value.methodize()}}}var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY=checkDeficiency("object");if(Prototype.BrowserFeatures.SpecificElementExtensions){if(HTMLOBJECTELEMENT_PROTOTYPE_BUGGY){return function(element){if(element&&typeof element._extendedByPrototype=="undefined"){var t=element.tagName;if(t&&(/^(?:object|applet|embed)$/i.test(t))){extendElementWith(element,Element.Methods);extendElementWith(element,Element.Methods.Simulated);extendElementWith(element,Element.Methods.ByTag[t.toUpperCase()])}}return element}}return Prototype.K}var Methods={},ByTag=Element.Methods.ByTag;var extend=Object.extend(function(element){if(!element||typeof element._extendedByPrototype!="undefined"||element.nodeType!=1||element==window){return element}var methods=Object.clone(Methods),tagName=element.tagName.toUpperCase();if(ByTag[tagName]){Object.extend(methods,ByTag[tagName])}extendElementWith(element,methods);element._extendedByPrototype=Prototype.emptyFunction;return element},{refresh:function(){if(!Prototype.BrowserFeatures.ElementExtensions){Object.extend(Methods,Element.Methods);Object.extend(Methods,Element.Methods.Simulated)}}});extend.refresh();return extend})();Element.hasAttribute=function(element,attribute){if(element.hasAttribute){return element.hasAttribute(attribute)}return Element.Methods.Simulated.hasAttribute(element,attribute)};Element.addMethods=function(methods){var F=Prototype.BrowserFeatures,T=Element.Methods.ByTag;if(!methods){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 tagName=methods;methods=arguments[1]}if(!tagName){Object.extend(Element.Methods,methods||{})}else{if(Object.isArray(tagName)){tagName.each(extend)}else{extend(tagName)}}function extend(tagName){tagName=tagName.toUpperCase();if(!Element.Methods.ByTag[tagName]){Element.Methods.ByTag[tagName]={}}Object.extend(Element.Methods.ByTag[tagName],methods)}function copy(methods,destination,onlyIfAbsent){onlyIfAbsent=onlyIfAbsent||false;for(var property in methods){var value=methods[property];if(!Object.isFunction(value)){continue}if(!onlyIfAbsent||!(property in destination)){destination[property]=value.methodize()}}}function findDOMClass(tagName){var klass;var trans={"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(trans[tagName]){klass="HTML"+trans[tagName]+"Element"}if(window[klass]){return window[klass]}klass="HTML"+tagName+"Element";if(window[klass]){return window[klass]}klass="HTML"+tagName.capitalize()+"Element";if(window[klass]){return window[klass]}var element=document.createElement(tagName);var proto=element["__proto__"]||element.constructor.prototype;element=null;return proto}var elementPrototype=window.HTMLElement?HTMLElement.prototype:Element.prototype;if(F.ElementExtensions){copy(Element.Methods,elementPrototype);copy(Element.Methods.Simulated,elementPrototype,true)}if(F.SpecificElementExtensions){for(var tag in Element.Methods.ByTag){var klass=findDOMClass(tag);if(Object.isUndefined(klass)){continue}copy(T[tag],klass.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(viewport){var B=Prototype.Browser,doc=document,element,property={};function getRootElement(){if(B.WebKit&&!doc.evaluate){return document}if(B.Opera&&window.parseFloat(window.opera.version())<9.5){return document.body}return document.documentElement}function define(D){if(!element){element=getRootElement()}property[D]="client"+D;viewport["get"+D]=function(){return element[property[D]]};return viewport["get"+D]()}viewport.getWidth=define.curry("Width");viewport.getHeight=define.curry("Height")})(document.viewport);Element.Storage={UID:1};Element.addMethods({getStorage:function(element){if(!(element=$(element))){return }var uid;if(element===window){uid=0}else{if(typeof element._prototypeUID==="undefined"){element._prototypeUID=[Element.Storage.UID++]}uid=element._prototypeUID[0]}if(!Element.Storage[uid]){Element.Storage[uid]=$H()}return Element.Storage[uid]},store:function(element,key,value){if(!(element=$(element))){return }if(arguments.length===2){Element.getStorage(element).update(key)}else{Element.getStorage(element).set(key,value)}return element},retrieve:function(element,key,defaultValue){if(!(element=$(element))){return }var hash=Element.getStorage(element),value=hash.get(key);if(Object.isUndefined(value)){hash.set(key,defaultValue);value=defaultValue}return value},clone:function(element,deep){if(!(element=$(element))){return }var clone=element.cloneNode(deep);clone._prototypeUID=void 0;if(deep){var descendants=Element.select(clone,"*"),i=descendants.length;while(i--){descendants[i]._prototypeUID=void 0}}return Element.extend(clone)}});var Selector=Class.create({initialize:function(expression){this.expression=expression.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 IS_DESCENDANT_SELECTOR_BUGGY=(function(){var isBuggy=false;if(document.evaluate&&window.XPathResult){var el=document.createElement("div");el.innerHTML="<ul><li></li></ul><div><ul><li></li></ul></div>";var xpath=".//*[local-name()='ul' or local-name()='UL']"+"//*[local-name()='li' or local-name()='LI']";var result=document.evaluate(xpath,el,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);isBuggy=(result.snapshotLength!==2);el=null}return isBuggy})();return function(){if(!Prototype.BrowserFeatures.XPath){return false}var e=this.expression;if(Prototype.Browser.WebKit&&(e.include("-of-type")||e.include(":empty"))){return false}if((/(\[[\w-]*?:|:checked)/).test(e)){return false}if(IS_DESCENDANT_SELECTOR_BUGGY){return false}return true}})(),shouldUseSelectorsAPI:function(){if(!Prototype.BrowserFeatures.SelectorsAPI){return false}if(Selector.CASE_INSENSITIVE_CLASS_NAMES){return false}if(!Selector._div){Selector._div=new Element("div")}try{Selector._div.querySelector(this.expression)}catch(e){return false}return true},compileMatcher:function(){var e=this.expression,ps=Selector.patterns,h=Selector.handlers,c=Selector.criteria,le,p,m,len=ps.length,name;if(Selector._cache[e]){this.matcher=Selector._cache[e];return }this.matcher=["this.matcher = function(root) {","var r = root, h = Selector.handlers, c = false, n;"];while(e&&le!=e&&(/\S/).test(e)){le=e;for(var i=0;i<len;i++){p=ps[i].re;name=ps[i].name;if(m=e.match(p)){this.matcher.push(Object.isFunction(c[name])?c[name](m):new Template(c[name]).evaluate(m));e=e.replace(m[0],"");break}}}this.matcher.push("return h.unique(n);\n}");eval(this.matcher.join("\n"));Selector._cache[this.expression]=this.matcher},compileXPathMatcher:function(){var e=this.expression,ps=Selector.patterns,x=Selector.xpath,le,m,len=ps.length,name;if(Selector._cache[e]){this.xpath=Selector._cache[e];return }this.matcher=[".//*"];while(e&&le!=e&&(/\S/).test(e)){le=e;for(var i=0;i<len;i++){name=ps[i].name;if(m=e.match(ps[i].re)){this.matcher.push(Object.isFunction(x[name])?x[name](m):new Template(x[name]).evaluate(m));e=e.replace(m[0],"");break}}}this.xpath=this.matcher.join("");Selector._cache[this.expression]=this.xpath},findElements:function(root){root=root||document;var e=this.expression,results;switch(this.mode){case"selectorsAPI":if(root!==document){var oldId=root.id,id=$(root).identify();id=id.replace(/([\.:])/g,"\\$1");e="#"+id+" "+e}results=$A(root.querySelectorAll(e)).map(Element.extend);root.id=oldId;return results;case"xpath":return document._getElementsByXPath(this.xpath,root);default:return this.matcher(root)}},match:function(element){this.tokens=[];var e=this.expression,ps=Selector.patterns,as=Selector.assertions;var le,p,m,len=ps.length,name;while(e&&le!==e&&(/\S/).test(e)){le=e;for(var i=0;i<len;i++){p=ps[i].re;name=ps[i].name;if(m=e.match(p)){if(as[name]){this.tokens.push([name,Object.clone(m)]);e=e.replace(m[0],"")}else{return this.findElements(document).include(element)}}}}var match=true,name,matches;for(var i=0,token;token=this.tokens[i];i++){name=token[0],matches=token[1];if(!Selector.assertions[name](element,matches)){match=false;break}}return match},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 div=document.createElement("div"),span=document.createElement("span");div.id="prototype_test_id";span.className="Test";div.appendChild(span);var isIgnored=(div.querySelector("#prototype_test_id .test")!==null);div=span=null;return isIgnored})()}Object.extend(Selector,{_cache:{},xpath:{descendant:"//*",child:"/*",adjacent:"/following-sibling::*[1]",laterSibling:"/following-sibling::*",tagName:function(m){if(m[1]=="*"){return""}return"[local-name()='"+m[1].toLowerCase()+"' or local-name()='"+m[1].toUpperCase()+"']"},className:"[contains(concat(' ', @class, ' '), ' #{1} ')]",id:"[@id='#{1}']",attrPresence:function(m){m[1]=m[1].toLowerCase();return new Template("[@#{1}]").evaluate(m)},attr:function(m){m[1]=m[1].toLowerCase();m[3]=m[5]||m[6];return new Template(Selector.xpath.operators[m[2]]).evaluate(m)},pseudo:function(m){var h=Selector.xpath.pseudos[m[1]];if(!h){return""}if(Object.isFunction(h)){return h(m)}return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m)},operators:{"=":"[@#{1}='#{3}']","!=":"[@#{1}!='#{3}']","^=":"[starts-with(@#{1}, '#{3}')]","$=":"[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']","*=":"[contains(@#{1}, '#{3}')]","~=":"[contains(concat(' ', @#{1}, ' '), ' #{3} ')]","|=":"[contains(concat('-', @#{1}, '-'), '-#{3}-')]"},pseudos:{"first-child":"[not(preceding-sibling::*)]","last-child":"[not(following-sibling::*)]","only-child":"[not(preceding-sibling::* or following-sibling::*)]","empty":"[count(*) = 0 and (count(text()) = 0)]","checked":"[@checked]","disabled":"[(@disabled) and (@type!='hidden')]","enabled":"[not(@disabled) and (@type!='hidden')]","not":function(m){var e=m[6],p=Selector.patterns,x=Selector.xpath,le,v,len=p.length,name;var exclusion=[];while(e&&le!=e&&(/\S/).test(e)){le=e;for(var i=0;i<len;i++){name=p[i].name;if(m=e.match(p[i].re)){v=Object.isFunction(x[name])?x[name](m):new Template(x[name]).evaluate(m);exclusion.push("("+v.substring(1,v.length-1)+")");e=e.replace(m[0],"");break}}}return"[not("+exclusion.join(" and ")+")]"},"nth-child":function(m){return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ",m)},"nth-last-child":function(m){return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ",m)},"nth-of-type":function(m){return Selector.xpath.pseudos.nth("position() ",m)},"nth-last-of-type":function(m){return Selector.xpath.pseudos.nth("(last() + 1 - position()) ",m)},"first-of-type":function(m){m[6]="1";return Selector.xpath.pseudos["nth-of-type"](m)},"last-of-type":function(m){m[6]="1";return Selector.xpath.pseudos["nth-last-of-type"](m)},"only-of-type":function(m){var p=Selector.xpath.pseudos;return p["first-of-type"](m)+p["last-of-type"](m)},nth:function(fragment,m){var mm,formula=m[6],predicate;if(formula=="even"){formula="2n+0"}if(formula=="odd"){formula="2n+1"}if(mm=formula.match(/^(\d+)$/)){return"["+fragment+"= "+mm[1]+"]"}if(mm=formula.match(/^(-?\d*)?n(([+-])(\d+))?/)){if(mm[1]=="-"){mm[1]=-1}var a=mm[1]?Number(mm[1]):1;var b=mm[2]?Number(mm[2]):0;predicate="[((#{fragment} - #{b}) mod #{a} = 0) and "+"((#{fragment} - #{b}) div #{a} >= 0)]";return new Template(predicate).evaluate({fragment:fragment,a:a,b:b})}}}},criteria:{tagName:'n = h.tagName(n, r, "#{1}", c);      c = false;',className:'n = h.className(n, r, "#{1}", c);    c = false;',id:'n = h.id(n, r, "#{1}", c);           c = false;',attrPresence:'n = h.attrPresence(n, r, "#{1}", c); c = false;',attr:function(m){m[3]=(m[5]||m[6]);return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = 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event.pageY||(event.clientY+(docElement.scrollTop||body.scrollTop)-(docElement.clientTop||0))}function stop(event){Event.extend(event);event.preventDefault();event.stopPropagation();event.stopped=true}Event.Methods={isLeftClick:isLeftClick,isMiddleClick:isMiddleClick,isRightClick:isRightClick,element:element,findElement:findElement,pointer:pointer,pointerX:pointerX,pointerY:pointerY,stop:stop};var methods=Object.keys(Event.Methods).inject({},function(m,name){m[name]=Event.Methods[name].methodize();return m});if(Prototype.Browser.IE){function _relatedTarget(event){var element;switch(event.type){case"mouseover":element=event.fromElement;break;case"mouseout":element=event.toElement;break;default:return null}return Element.extend(element)}Object.extend(methods,{stopPropagation:function(){this.cancelBubble=true},preventDefault:function(){this.returnValue=false},inspect:function(){return"[object Event]"}});Event.extend=function(event,element){if(!event){return false}if(event._extendedByPrototype){return event}event._extendedByPrototype=Prototype.emptyFunction;var pointer=Event.pointer(event);Object.extend(event,{target:event.srcElement||element,relatedTarget:_relatedTarget(event),pageX:pointer.x,pageY:pointer.y});return Object.extend(event,methods)}}else{Event.prototype=window.Event.prototype||document.createEvent("HTMLEvents").__proto__;Object.extend(Event.prototype,methods);Event.extend=Prototype.K}function _createResponder(element,eventName,handler){var registry=Element.retrieve(element,"prototype_event_registry");if(Object.isUndefined(registry)){CACHE.push(element);registry=Element.retrieve(element,"prototype_event_registry",$H())}var respondersForEvent=registry.get(eventName);if(Object.isUndefined(respondersForEvent)){respondersForEvent=[];registry.set(eventName,respondersForEvent)}if(respondersForEvent.pluck("handler").include(handler)){return false}var responder;if(eventName.include(":")){responder=function(event){if(Object.isUndefined(event.eventName)){return false}if(event.eventName!==eventName){return false}Event.extend(event,element);handler.call(element,event)}}else{if(!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED&&(eventName==="mouseenter"||eventName==="mouseleave")){if(eventName==="mouseenter"||eventName==="mouseleave"){responder=function(event){Event.extend(event,element);var parent=event.relatedTarget;while(parent&&parent!==element){try{parent=parent.parentNode}catch(e){parent=element}}if(parent===element){return }handler.call(element,event)}}}else{responder=function(event){Event.extend(event,element);handler.call(element,event)}}}responder.handler=handler;respondersForEvent.push(responder);return responder}function _destroyCache(){for(var i=0,length=CACHE.length;i<length;i++){Event.stopObserving(CACHE[i]);CACHE[i]=null}}var CACHE=[];if(Prototype.Browser.IE){window.attachEvent("onunload",_destroyCache)}if(Prototype.Browser.WebKit){window.addEventListener("unload",Prototype.emptyFunction,false)}var _getDOMEventName=Prototype.K;if(!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED){_getDOMEventName=function(eventName){var translations={mouseenter:"mouseover",mouseleave:"mouseout"};return eventName in translations?translations[eventName]:eventName}}function observe(element,eventName,handler){element=$(element);var responder=_createResponder(element,eventName,handler);if(!responder){return element}if(eventName.include(":")){if(element.addEventListener){element.addEventListener("dataavailable",responder,false)}else{element.attachEvent("ondataavailable",responder);element.attachEvent("onfilterchange",responder)}}else{var actualEventName=_getDOMEventName(eventName);if(element.addEventListener){element.addEventListener(actualEventName,responder,false)}else{element.attachEvent("on"+actualEventName,responder)}}return element}function stopObserving(element,eventName,handler){element=$(element);var registry=Element.retrieve(element,"prototype_event_registry");if(Object.isUndefined(registry)){return element}if(eventName&&!handler){var responders=registry.get(eventName);if(Object.isUndefined(responders)){return element}responders.each(function(r){Element.stopObserving(element,eventName,r.handler)});return element}else{if(!eventName){registry.each(function(pair){var eventName=pair.key,responders=pair.value;responders.each(function(r){Element.stopObserving(element,eventName,r.handler)})});return element}}var responders=registry.get(eventName);if(!responders){return }var responder=responders.find(function(r){return r.handler===handler});if(!responder){return element}var actualEventName=_getDOMEventName(eventName);if(eventName.include(":")){if(element.removeEventListener){element.removeEventListener("dataavailable",responder,false)}else{element.detachEvent("ondataavailable",responder);element.detachEvent("onfilterchange",responder)}}else{if(element.removeEventListener){element.removeEventListener(actualEventName,responder,false)}else{element.detachEvent("on"+actualEventName,responder)}}registry.set(eventName,responders.without(responder));return element}function fire(element,eventName,memo,bubble){element=$(element);if(Object.isUndefined(bubble)){bubble=true}if(element==document&&document.createEvent&&!element.dispatchEvent){element=document.documentElement}var event;if(document.createEvent){event=document.createEvent("HTMLEvents");event.initEvent("dataavailable",true,true)}else{event=document.createEventObject();event.eventType=bubble?"ondataavailable":"onfilterchange"}event.eventName=eventName;event.memo=memo||{};if(document.createEvent){element.dispatchEvent(event)}else{element.fireEvent(event.eventType,event)}return Event.extend(event)}Object.extend(Event,Event.Methods);Object.extend(Event,{fire:fire,observe:observe,stopObserving:stopObserving});Element.addMethods({fire:fire,observe:observe,stopObserving:stopObserving});Object.extend(document,{fire:fire.methodize(),observe:observe.methodize(),stopObserving:stopObserving.methodize(),loaded:false});if(window.Event){Object.extend(window.Event,Event)}else{window.Event=Event}})();(function(){var timer;function fireContentLoadedEvent(){if(document.loaded){return }if(timer){window.clearTimeout(timer)}document.loaded=true;document.fire("dom:loaded")}function checkReadyState(){if(document.readyState==="complete"){document.stopObserving("readystatechange",checkReadyState);fireContentLoadedEvent()}}function pollDoScroll(){try{document.documentElement.doScroll("left")}catch(e){timer=pollDoScroll.defer();return }fireContentLoadedEvent()}if(document.addEventListener){document.addEventListener("DOMContentLoaded",fireContentLoadedEvent,false)}else{document.observe("readystatechange",checkReadyState);if(window==top){timer=pollDoScroll.defer()}}Event.observe(window,"load",fireContentLoadedEvent)})();Element.addMethods();Hash.toQueryString=Object.toQueryString;var Toggle={display:Element.toggle};Element.Methods.childOf=Element.Methods.descendantOf;var Insertion={Before:function(element,content){return Element.insert(element,{before:content})},Top:function(element,content){return Element.insert(element,{top:content})},Bottom:function(element,content){return Element.insert(element,{bottom:content})},After:function(element,content){return Element.insert(element,{after:content})}};var $continue=new Error('"throw $continue" is deprecated, use "return" instead');var Position={includeScrollOffsets:false,prepare:function(){this.deltaX=window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft||0;this.deltaY=window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0},within:function(element,x,y){if(this.includeScrollOffsets){return this.withinIncludingScrolloffsets(element,x,y)}this.xcomp=x;this.ycomp=y;this.offset=Element.cumulativeOffset(element);return(y>=this.offset[1]&&y<this.offset[1]+element.offsetHeight&&x>=this.offset[0]&&x<this.offset[0]+element.offsetWidth)},withinIncludingScrolloffsets:function(element,x,y){var offsetcache=Element.cumulativeScrollOffset(element);this.xcomp=x+offsetcache[0]-this.deltaX;this.ycomp=y+offsetcache[1]-this.deltaY;this.offset=Element.cumulativeOffset(element);return(this.ycomp>=this.offset[1]&&this.ycomp<this.offset[1]+element.offsetHeight&&this.xcomp>=this.offset[0]&&this.xcomp<this.offset[0]+element.offsetWidth)},overlap:function(mode,element){if(!mode){return 0}if(mode=="vertical"){return((this.offset[1]+element.offsetHeight)-this.ycomp)/element.offsetHeight}if(mode=="horizontal"){return((this.offset[0]+element.offsetWidth)-this.xcomp)/element.offsetWidth}},cumulativeOffset:Element.Methods.cumulativeOffset,positionedOffset:Element.Methods.positionedOffset,absolutize:function(element){Position.prepare();return Element.absolutize(element)},relativize:function(element){Position.prepare();return Element.relativize(element)},realOffset:Element.Methods.cumulativeScrollOffset,offsetParent:Element.Methods.getOffsetParent,page:Element.Methods.viewportOffset,clone:function(source,target,options){options=options||{};return Element.clonePosition(target,source,options)}};if(!document.getElementsByClassName){document.getElementsByClassName=function(instanceMethods){function iter(name){return name.blank()?null:"[contains(concat(' ', @class, ' '), ' "+name+" ')]"}instanceMethods.getElementsByClassName=Prototype.BrowserFeatures.XPath?function(element,className){className=className.toString().strip();var cond=/\s/.test(className)?$w(className).map(iter).join(""):iter(className);return cond?document._getElementsByXPath(".//*"+cond,element):[]}:function(element,className){className=className.toString().strip();var elements=[],classNames=(/\s/.test(className)?$w(className):null);if(!classNames&&!className){return elements}var nodes=$(element).getElementsByTagName("*");className=" "+className+" ";for(var i=0,child,cn;child=nodes[i];i++){if(child.className&&(cn=" "+child.className+" ")&&(cn.include(className)||(classNames&&classNames.all(function(name){return !name.toString().blank()&&cn.include(" "+name+" ")})))){elements.push(Element.extend(child))}}return elements};return function(className,parentElement){return $(parentElement||document.body).getElementsByClassName(className)}}(Element.Methods)}Element.ClassNames=Class.create();Element.ClassNames.prototype={initialize:function(element){this.element=$(element)},_each:function(iterator){this.element.className.split(/\s+/).select(function(name){return name.length>0})._each(iterator)},set:function(className){this.element.className=className},add:function(classNameToAdd){if(this.include(classNameToAdd)){return }this.set($A(this).concat(classNameToAdd).join(" "))},remove:function(classNameToRemove){if(!this.include(classNameToRemove)){return }this.set($A(this).without(classNameToRemove).join(" "))},toString:function(){return $A(this).join(" ")}};Object.extend(Element.ClassNames.prototype,Enumerable);