/*MooTools, My Object Oriented Javascript Tools. Copyright (c) 2006-2007 Valerio Proietti, <http://mad4milk.net>, MIT Style License.||Clientcide Copyright (c) 2006-2008, http://www.clientcide.com/wiki/cnet-libraries#license*/

var Clientcide={version:'2.1.0',setAssetLocation:function(baseHref){var clean=function(str){return str.replace(/\/\//g,'/')};if(window.StickyWin&&StickyWin.UI){StickyWin.UI.implement({options:{baseHref:clean(baseHref+'/stickyWinHTML/')}});if(StickyWin.Alert){StickyWin.Alert.implement({options:{baseHref:baseHref+"/simple.error.popup"}})}if(StickyWin.UI.Pointy){StickyWin.UI.Pointy.implement({options:{baseHref:clean(baseHref+'/PointyTip/')}})}}if(window.TagMaker){TagMaker.implement({options:{baseHref:clean(baseHref+'/tips/')}})}if(window.ProductPicker){ProductPicker.implement({options:{baseHref:clean(baseHref+'/Picker')}})}if(window.Autocompleter){Autocompleter.Base.implement({options:{baseHref:clean(baseHref+'/autocompleter/')}})}if(window.Lightbox){Lightbox.implement({options:{assetBaseUrl:clean(baseHref+'/slimbox/')}})}if(window.Waiter){Waiter.implement({options:{baseHref:clean(baseHref+'/waiter/')}})}},preLoadCss:function(){if(window.StickyWin&&StickyWin.ui)StickyWin.ui();if(window.StickyWin&&StickyWin.pointy)StickyWin.pointy();Clientcide.preloaded=true;return true},preloaded:false};(function(){if(!window.addEvent)return;var preload=function(){if(window.dbug)dbug.log('preloading clientcide css');if(!Clientcide.preloaded)Clientcide.preLoadCss()};window.addEvent('domready',preload);window.addEvent('load',preload)})();setCNETAssetBaseHref=Clientcide.setAssetLocation;var dbug={logged:[],timers:{},firebug:false,enabled:false,log:function(){dbug.logged.push(arguments)},nolog:function(msg){dbug.logged.push(arguments)},time:function(name){dbug.timers[name]=new Date().getTime()},timeEnd:function(name){if(dbug.timers[name]){var end=new Date().getTime()-dbug.timers[name];dbug.timers[name]=false;dbug.log('%s: %s',name,end)}else dbug.log('no such timer: %s',name)},enable:function(silent){var con=window.firebug?firebug.d.console.cmd:window.console;if((!!window.console&&!!window.console.warn)||window.firebug){try{dbug.enabled=true;dbug.log=function(){(con.debug||con.log).apply(con,arguments)};dbug.time=function(){con.time.apply(con,arguments)};dbug.timeEnd=function(){con.timeEnd.apply(con,arguments)};if(!silent)dbug.log('enabling dbug');for(var i=0;i<dbug.logged.length;i++){dbug.log.apply(con,dbug.logged[i])}dbug.logged=[]}catch(e){dbug.enable.delay(400)}}},disable:function(){if(dbug.firebug)dbug.enabled=false;dbug.log=dbug.nolog;dbug.time=function(){};dbug.timeEnd=function(){}},cookie:function(set){var value=document.cookie.match('(?:^|;)\\s*jsdebug=([^;]*)');var debugCookie=value?unescape(value[1]):false;if((!$defined(set)&&debugCookie!='true')||($defined(set)&&set)){dbug.enable();dbug.log('setting debugging cookie');var date=new Date();date.setTime(date.getTime()+(24*60*60*1000));document.cookie='jsdebug=true;expires='+date.toGMTString()+';path=/;'}else dbug.disableCookie()},disableCookie:function(){dbug.log('disabling debugging cookie');document.cookie='jsdebug=false;path=/;'}};(function(){var fb=!!window.console||!!window.firebug;var con=window.firebug?window.firebug.d.console.cmd:window.console;var debugMethods=['debug','info','warn','error','assert','dir','dirxml'];var otherMethods=['trace','group','groupEnd','profile','profileEnd','count'];function set(methodList,defaultFunction){for(var i=0;i<methodList.length;i++){dbug[methodList[i]]=(fb&&con[methodList[i]])?con[methodList[i]]:defaultFunction}};set(debugMethods,dbug.log);set(otherMethods,function(){})})();if((!!window.console&&!!window.console.warn)||window.firebug){dbug.firebug=true;var value=document.cookie.match('(?:^|;)\\s*jsdebug=([^;]*)');var debugCookie=value?unescape(value[1]):false;if(window.location.href.indexOf("jsdebug=true")>0||debugCookie=='true')dbug.enable();if(debugCookie=='true')dbug.log('debugging cookie enabled');if(window.location.href.indexOf("jsdebugCookie=true")>0){dbug.cookie();if(!dbug.enabled)dbug.enable()}if(window.location.href.indexOf("jsdebugCookie=false")>0)dbug.disableCookie()}Class.ToElement=new Class({toElement:function(){return this.element}});var ToElement=Class.ToElement;var Modalizer=new Class({defaultModalStyle:{display:'block',position:'fixed',top:0,left:0,'z-index':5000,'background-color':'#333',opacity:0.8},setModalOptions:function(options){this.modalOptions=$merge({width:(window.getScrollSize().x),height:(window.getScrollSize().y),elementsToHide:'select, embed'+(Browser.Engine.trident?'':', object'),hideOnClick:true,modalStyle:{},updateOnResize:true,layerId:'modalOverlay',onModalHide:$empty,onModalShow:$empty},this.modalOptions,options);return this},layer:function(){if(!this.modalOptions.layerId)this.setModalOptions();return document.id(this.modalOptions.layerId)||new Element('div',{id:this.modalOptions.layerId}).inject(document.body)},resize:function(){if(this.layer()){this.layer().setStyles({width:(window.getScrollSize().x),height:(window.getScrollSize().y)})}},setModalStyle:function(styleObject){this.modalOptions.modalStyle=styleObject;this.modalStyle=$merge(this.defaultModalStyle,{width:this.modalOptions.width,height:this.modalOptions.height},styleObject);if(this.layer())this.layer().setStyles(this.modalStyle);return(this.modalStyle)},modalShow:function(options){this.setModalOptions(options);this.layer().setStyles(this.setModalStyle(this.modalOptions.modalStyle));if(Browser.Engine.trident4)this.layer().setStyle('position','absolute');this.layer().removeEvents('click').addEvent('click',function(){this.modalHide(this.modalOptions.hideOnClick)}.bind(this));this.bound=this.bound||{};if(!this.bound.resize&&this.modalOptions.updateOnResize){this.bound.resize=this.resize.bind(this);window.addEvent('resize',this.bound.resize)}if($type(this.modalOptions.onModalShow)=="function")this.modalOptions.onModalShow();this.togglePopThroughElements(0);this.layer().setStyle('display','block');return this},modalHide:function(override,force){if(override===false)return false;this.togglePopThroughElements(1);if($type(this.modalOptions.onModalHide)=="function")this.modalOptions.onModalHide();this.layer().setStyle('display','none');if(this.modalOptions.updateOnResize){this.bound=this.bound||{};if(!this.bound.resize)this.bound.resize=this.resize.bind(this);window.removeEvent('resize',this.bound.resize)}return this},togglePopThroughElements:function(opacity){if(Browser.Engine.trident4||(Browser.Engine.gecko&&Browser.Platform.mac)){$$(this.modalOptions.elementsToHide).each(function(sel){sel.setStyle('opacity',opacity)})}}});var StyleWriter=new Class({createStyle:function(css,id){window.addEvent('domready',function(){try{if(document.id(id)&&id)return;var style=new Element('style',{id:id||''}).inject($$('head')[0]);if(Browser.Engine.trident)style.styleSheet.cssText=css;else style.set('text',css)}catch(e){dbug.log('error: %s',e)}}.bind(this))}});var StickyWin=new Class({Binds:['destroy','hide','togglepin','esc'],Implements:[Options,Events,StyleWriter,Class.ToElement],options:{closeClassName:'closeSticky',pinClassName:'pinSticky',content:'',zIndex:10000,className:'',width:false,height:false,timeout:-1,allowMultipleByClass:false,allowMultiple:true,showNow:true,useIframeShim:true,iframeShimSelector:'',destroyOnClose:false,closeOnClickOut:false,closeOnEsc:false},css:'.SWclearfix:after {content: "."; display: block; height: 0; clear: both; visibility: hidden;}'+'.SWclearfix {display: inline-table;} * html .SWclearfix {height: 1%;} .SWclearfix {display: block;}',initialize:function(options){this.options.inject=this.options.inject||{target:document.body,where:'bottom'};this.setOptions(options);this.id=this.options.id||'StickyWin_'+new Date().getTime();this.makeWindow();if(this.options.content)this.setContent(this.options.content);if(this.options.timeout>0){this.addEvent('onDisplay',function(){this.hide.delay(this.options.timeout,this)}.bind(this))}this.createStyle(this.css,'StickyWinClearFix');if(this.options.closeOnClickOut||this.options.closeOnEsc)this.attach();if(this.options.destroyOnClose)this.addEvent('close',this.destroy);if(this.options.showNow)this.show()},attach:function(attach){var method=$pick(attach,true)?'addEvents':'removeEvents';var events={};if(this.options.closeOnClickOut)events.click=this.esc;if(this.options.closeOnEsc)events.keyup=this.esc;document[method](events)},esc:function(e){if(e.key=="esc")this.hide();if(e.type=="click"&&this.element!=e.target&&!this.element.hasChild(e.target))this.hide()},makeWindow:function(){this.destroyOthers();if(!document.id(this.id)){this.win=new Element('div',{id:this.id}).addClass(this.options.className).addClass('StickyWinInstance').addClass('SWclearfix').setStyles({display:'none',position:'absolute',zIndex:this.options.zIndex}).inject(this.options.inject.target,this.options.inject.where).store('StickyWin',this)}else this.win=document.id(this.id);this.element=this.win;if(this.options.width&&$type(this.options.width.toInt())=="number")this.win.setStyle('width',this.options.width.toInt());if(this.options.height&&$type(this.options.height.toInt())=="number")this.win.setStyle('height',this.options.height.toInt());return this},show:function(suppressEvent){this.showWin();if(!suppressEvent)this.fireEvent('display');if(this.options.useIframeShim)this.showIframeShim();this.visible=true;return this},showWin:function(){if(!this.positioned)this.position();this.win.show()},hide:function(suppressEvent){if($type(suppressEvent)=="event"||!suppressEvent)this.fireEvent('close');this.hideWin();if(this.options.useIframeShim)this.hideIframeShim();this.visible=false;return this},hideWin:function(){this.win.setStyle('display','none')},destroyOthers:function(){if(!this.options.allowMultipleByClass||!this.options.allowMultiple){$$('div.StickyWinInstance').each(function(sw){if(!this.options.allowMultiple||(!this.options.allowMultipleByClass&&sw.hasClass(this.options.className)))sw.retrieve('StickyWin').destroy()},this)}},setContent:function(html){if(this.win.getChildren().length>0)this.win.empty();if($type(html)=="string")this.win.set('html',html);else if(document.id(html))this.win.adopt(html);this.win.getElements('.'+this.options.closeClassName).each(function(el){el.addEvent('click',this.hide)},this);this.win.getElements('.'+this.options.pinClassName).each(function(el){el.addEvent('click',this.togglepin)},this);return this},position:function(options){this.positioned=true;this.setOptions(options);this.win.position({allowNegative:$pick(this.options.allowNegative,this.options.relativeTo!=document.body),relativeTo:this.options.relativeTo,position:this.options.position,offset:this.options.offset,edge:this.options.edge});if(this.shim)this.shim.position();return this},pin:function(pin){if(!this.win.pin){dbug.log('you must include element.pin.js!');return this}this.pinned=$pick(pin,true);this.win.pin(pin);return this},unpin:function(){return this.pin(false)},togglepin:function(){return this.pin(!this.pinned)},makeIframeShim:function(){if(!this.shim){var el=(this.options.iframeShimSelector)?this.win.getElement(this.options.iframeShimSelector):this.win;this.shim=new IframeShim(el,{display:false,name:'StickyWinShim'})}},showIframeShim:function(){if(this.options.useIframeShim){this.makeIframeShim();this.shim.show()}},hideIframeShim:function(){if(this.shim)this.shim.hide()},destroy:function(){if(this.win)this.win.destroy();if(this.options.useIframeShim&&this.shim)this.shim.destroy();if(document.id('modalOverlay'))document.id('modalOverlay').destroy();this.fireEvent('destroy')}});StickyWin.Modal=new Class({Extends:StickyWin,Implements:Modalizer,options:{modalize:true},initialize:function(options){options=options||{};this.setModalOptions($merge(options.modalOptions||{},{onModalHide:function(){this.hide(false)}.bind(this)}));this.parent(options)},show:function(showModal){if($pick(showModal,this.options.modalize)){this.modalShow();if(this.modalOptions.elementsToHide)this.win.getElements(this.modalOptions.elementsToHide).setStyle('opacity',1)}this.parent()},hide:function(hideModal){if($pick(hideModal,true))this.modalHide();else this.parent()}});if(StickyWin.Fx)StickyWin.Fx.Modal=StickyWin.Modal;(function(){var SWA=function(extend){return{Extends:extend,options:{url:'',showNow:false,requestOptions:{method:'get',evalScripts:true},wrapWithUi:false,caption:'',uiOptions:{},handleResponse:function(response){var responseScript="";this.Request.response.text.stripScripts(function(script){responseScript+=script});if(this.options.wrapWithUi)response=StickyWin.ui(this.options.caption,response,this.options.uiOptions);this.setContent(response);this.show();if(this.evalScripts)$exec(responseScript)}},initialize:function(options){var showNow;if(options&&options.showNow){showNow=true;options.showNow=false}this.parent(options);this.evalScripts=this.options.requestOptions.evalScripts;this.options.requestOptions.evalScripts=false;this.createRequest();if(showNow)this.update()},createRequest:function(){this.Request=new Request(this.options.requestOptions).addEvent('onSuccess',this.options.handleResponse.bind(this))},update:function(url,options){this.Request.setOptions(options).send({url:url||this.options.url});return this}}};try{StickyWin.Ajax=new Class(SWA(StickyWin))}catch(e){}try{StickyWin.Modal.Ajax=new Class(SWA(StickyWin.Modal))}catch(e){}})();StickyWin.Alert=new Class({Implements:Options,Extends:StickyWin.Modal,options:{baseHref:"http://www.cnet.com/html/rb/assets/global/simple.error.popup",destroyOnClose:true,modalOptions:{modalStyle:{zIndex:11000}},zIndex:110001,uiOptions:{width:250,buttons:[{text:'Ok'}]}},initialize:function(caption,message,options){this.message=message;this.caption=caption;this.setOptions(options);this.setOptions({content:this.build()});this.parent(options)},makeMessage:function(){return new Element('p',{'class':'errorMsg SWclearfix',styles:{margin:0,minHeight:10},html:this.message})},build:function(){return StickyWin.ui(this.caption,this.makeMessage(),this.options.uiOptions)}});StickyWin.Error=new Class({Extends:StickyWin.Alert,makeMessage:function(){var message=this.parent();new Element('img',{src:this.options.baseHref+'/icon_problems_sm.gif','class':'bang clearfix',styles:{'float':'left',width:30,height:30,margin:'3px 5px 5px 0px'}}).inject(message,'top');return message}});StickyWin.alert=function(caption,message,options){if($type(options)=="string")options={baseHref:options};return new StickyWin.Alert(caption,message)};StickyWin.error=function(caption,message,options){return new StickyWin.Error(caption,message,options)};StickyWin.UI=new Class({Implements:[Options,Class.ToElement,StyleWriter],options:{width:300,css:"",cornerHandle:false,cssClass:'',baseHref:'http://www.cnet.com/html/rb/assets/global/stickyWinHTML/',buttons:[],cssId:'defaultStickyWinStyle',cssClassName:'DefaultStickyWin',closeButton:true},initialize:function(){var args=this.getArgs(arguments);this.setOptions(args.options);this.legacy();var css=this.options.css.substitute({baseHref:this.options.baseHref},/\\?\{%([^}]+)%\}/g);if(Browser.Engine.trident4)css=css.replace(/png/g,'gif');this.createStyle(css,this.options.cssId);this.build();if(args.caption||args.body)this.setContent(args.caption,args.body)},getArgs:function(){return StickyWin.UI.getArgs.apply(this,arguments)},legacy:function(){var opt=this.options;if(opt.confirmTxt)opt.buttons.push({text:opt.confirmTxt,onClick:opt.onConfirm||$empty});if(opt.closeTxt)opt.buttons.push({text:opt.closeTxt,onClick:opt.onClose||$empty})},build:function(){var opt=this.options;var container=new Element('div',{'class':opt.cssClassName});if(opt.width)container.setStyle('width',opt.width);this.element=container;this.element.store('StickyWinUI',this);if(opt.cssClass)container.addClass(opt.cssClass);var bodyDiv=new Element('div').addClass('body');this.body=bodyDiv;var top_ur=new Element('div').addClass('top_ur');this.top_ur=top_ur;this.top=new Element('div').addClass('top').adopt(new Element('div').addClass('top_ul')).adopt(top_ur);container.adopt(this.top);if(opt.cornerHandle)new Element('div').addClass('dragHandle').inject(top_ur,'top');container.adopt(new Element('div').addClass('middle').adopt(bodyDiv));if(opt.buttons.length>0){var closeButtons=new Element('div').addClass('closeButtons');opt.buttons.each(function(button){if(button.properties&&button.properties.className){button.properties['class']=button.properties.className;delete button.properties.className}var properties=$merge({'class':'closeSticky'},button.properties);new Element('a').addEvent('click',button.onClick||$empty).appendText(button.text).inject(closeButtons).set(properties).addClass('button')});container.adopt(new Element('div').addClass('closeBody').adopt(closeButtons))}container.adopt(new Element('div').addClass('bottom').adopt(new Element('div').addClass('bottom_ll')).adopt(new Element('div').addClass('bottom_lr')));if(this.options.closeButton)container.adopt(new Element('div').addClass('closeButton').addClass('closeSticky'));return this},makeCaption:function(caption){if(!caption)return this.destroyCaption();this.caption=caption;var opt=this.options;var h1Caption=new Element('h1').addClass('caption');if(opt.width)h1Caption.setStyle('width',(opt.width-(opt.cornerHandle?55:40)-(opt.closeButton?10:0)));if(document.id(this.caption))h1Caption.adopt(this.caption);else h1Caption.set('html',this.caption);this.top_ur.adopt(h1Caption);this.h1=h1Caption;if(!this.options.cornerHandle)this.h1.addClass('dragHandle');return this},destroyCaption:function(){if(this.h1){this.h1.destroy();this.h1=null}return this},setContent:function(){var args=this.getArgs.apply(this,arguments);var caption=args.caption;var body=args.body;if(this.h1)this.destroyCaption();this.makeCaption(caption);if(document.id(body))this.body.empty().adopt(body);else this.body.set('html',body);return this}});StickyWin.UI.getArgs=function(){var input=$type(arguments[0])=="arguments"?arguments[0]:arguments;var cap=input[0],bod=input[1];var args=Array.link(input,{options:Object.type});if(input.length==3||(!args.options&&input.length==2)){args.caption=cap;args.body=bod}else if(($type(bod)=='object'||!bod)&&cap&&$type(cap)!='object'){args.body=cap}return args};StickyWin.ui=function(caption,body,options){return document.id(new StickyWin.UI(caption,body,options))};var Waiter=new Class({Implements:[Options,Events,Chain,Class.Occlude],options:{baseHref:'http://www.cnet.com/html/rb/assets/global/waiter/',containerProps:{styles:{position:'absolute','text-align':'center'},'class':'waiterContainer'},containerPosition:{},msg:false,msgProps:{styles:{'text-align':'center',fontWeight:'bold'},'class':'waiterMsg'},img:{src:'waiter.gif',styles:{width:24,height:24},'class':'waiterImg'},layer:{styles:{width:0,height:0,position:'absolute',zIndex:999,display:'none',opacity:0.9,background:'#fff'},'class':'waitingDiv'},useIframeShim:true,fxOptions:{},injectWhere:null},property:'Waiter',initialize:function(target,options){this.element=document.id(target)||document.id(document.body);if(this.occlude())return this.occluded;this.setOptions(options);this.build();this.place(target)},build:function(){this.waiterContainer=new Element('div',this.options.containerProps);if(this.options.msg){this.msgContainer=new Element('div',this.options.msgProps);this.waiterContainer.adopt(this.msgContainer);if(!document.id(this.options.msg))this.msg=new Element('p').appendText(this.options.msg);else this.msg=document.id(this.options.msg);this.msgContainer.adopt(this.msg)}if(this.options.img)this.waiterImg=document.id(this.options.img.id)||new Element('img',$merge(this.options.img,{src:this.options.baseHref+this.options.img.src})).inject(this.waiterContainer);this.waiterOverlay=document.id(this.options.layer.id)||new Element('div').adopt(this.waiterContainer);this.waiterOverlay.set(this.options.layer);try{if(this.options.useIframeShim)this.shim=new IframeShim(this.waiterOverlay,this.options.iframeShimOptions)}catch(e){dbug.log("Waiter attempting to use IframeShim but failed; did you include IframeShim? Error: ",e);this.options.useIframeShim=false}this.waiterFx=this.waiterFx||new Fx.Elements($$(this.waiterContainer,this.waiterOverlay),this.options.fxOptions)},place:function(target,where){var where=where||this.options.injectWhere||target==document.body?'inside':'after';this.waiterOverlay.inject(target,where)},toggle:function(element,show){element=document.id(element)||document.id(this.active)||document.id(this.element);this.place(element);if(!document.id(element))return this;if(this.active&&element!=this.active)return this.stop(this.start.bind(this,element));if((!this.active||show)&&show!==false)this.start(element);else if(this.active&&!show)this.stop();return this},reset:function(){this.waiterFx.cancel().set({0:{opacity:[0]},1:{opacity:[0]}})},start:function(element){this.reset();element=document.id(element)||document.id(this.element);this.place(element);var start=function(){var dim=element.getComputedSize();this.active=element;this.waiterOverlay.setStyles({width:this.options.layer.width||dim.totalWidth,height:this.options.layer.height||dim.totalHeight,display:'block'}).position({relativeTo:element,position:'upperLeft'});this.waiterContainer.position($merge({relativeTo:this.waiterOverlay},this.options.containerPosition));if(this.options.useIframeShim)this.shim.show();this.waiterFx.start({0:{opacity:[1]},1:{opacity:[this.options.layer.styles.opacity]}}).chain(function(){if(this.active==element)this.fireEvent('onShow',element);this.callChain()}.bind(this))}.bind(this);if(this.active&&this.active!=element)this.stop(start);else start();return this},stop:function(callback){if(!this.active){if($type(callback)=="function")callback.attempt();return this}this.waiterFx.cancel();this.waiterFx.clearChain();this.waiterFx.start({0:{opacity:[0]},1:{opacity:[0]}}).chain(function(){this.active=null;this.waiterOverlay.hide();if(this.options.useIframeShim)this.shim.hide();this.fireEvent('onHide',this.active);this.callChain();this.clearChain();if($type(callback)=="function")callback.attempt()}.bind(this));return this}});if(window.Request){Request=Class.refactor(Request,{options:{useWaiter:false,waiterOptions:{},waiterTarget:false},initialize:function(options){this._send=this.send;this.send=function(options){if(this.waiter)this.waiter.start().chain(this._send.bind(this,options));else this._send(options);return this};this.previous(options);if(this.options.useWaiter&&(document.id(this.options.update)||document.id(this.options.waiterTarget))){this.waiter=new Waiter(this.options.waiterTarget||this.options.update,this.options.waiterOptions);['onComplete','onException','onCancel'].each(function(event){this.addEvent(event,this.waiter.stop.bind(this.waiter))},this)}}})}Element.Properties.waiter={set:function(options){var waiter=this.retrieve('waiter');return this.eliminate('waiter').store('waiter:options',options)},get:function(options){if(options||!this.retrieve('waiter')){if(options||!this.retrieve('waiter:options'))this.set('waiter',options);this.store('waiter',new Waiter(this,this.retrieve('waiter:options')))}return this.retrieve('waiter')}};Element.implement({wait:function(options){this.get('waiter',options).start();return this},release:function(){var opt=Array.link(arguments,{options:Object.type,callback:Function.type});this.get('waiter',opt.options).stop(opt.callback);return this}});var Autocompleter={};var OverlayFix=IframeShim;Autocompleter.Base=new Class({Implements:[Options,Events],options:{minLength:1,markQuery:true,width:'inherit',maxChoices:10,className:'autocompleter-choices',zIndex:42,delay:400,observerOptions:{},fxOptions:{},autoSubmit:false,overflow:false,overflowMargin:25,selectFirst:false,filter:null,filterCase:false,filterSubset:false,forceSelect:false,selectMode:true,choicesMatch:null,multiple:false,separator:', ',autoTrim:true,allowDupes:false,cache:true,relative:false},initialize:function(element,options){this.element=document.id(element);this.setOptions(options);this.options.separatorSplit=new RegExp("\s*["+this.options.separator.trim()+"]\s*/");this.build();this.observer=new Observer(this.element,this.prefetch.bind(this),$merge({'delay':this.options.delay},this.options.observerOptions));this.queryValue=null;if(this.options.filter)this.filter=this.options.filter.bind(this);var mode=this.options.selectMode;this.typeAhead=(mode=='type-ahead');this.selectMode=(mode===true)?'selection':mode;this.cached=[]},build:function(){if(document.id(this.options.customChoices)){this.choices=this.options.customChoices}else{this.choices=new Element('ul',{'class':this.options.className,'styles':{'zIndex':this.options.zIndex}}).inject(document.body);this.relative=false;if(this.options.relative||this.element.getOffsetParent()!=document.body){this.choices.inject(this.element,'after');this.relative=this.element.getOffsetParent()}this.fix=new OverlayFix(this.choices)}if(!this.options.separator.test(this.options.separatorSplit)){this.options.separatorSplit=this.options.separator}this.fx=(!this.options.fxOptions)?null:new Fx.Tween(this.choices,$merge({'property':'opacity','link':'cancel','duration':200},this.options.fxOptions)).addEvent('onStart',Chain.prototype.clearChain).set(0);this.element.setProperty('autocomplete','off').addEvent((Browser.Engine.trident||Browser.Engine.webkit)?'keydown':'keypress',this.onCommand.bind(this)).addEvent('click',this.onCommand.bind(this,[false])).addEvent('focus',this.toggleFocus.create({bind:this,arguments:true,delay:100}));document.addEvent('click',function(e){if(e.target!=this.choices)this.toggleFocus(false)}.bind(this))},destroy:function(){if(this.fix)this.fix.dispose();this.choices=this.selected=this.choices.destroy()},toggleFocus:function(state){this.focussed=state;if(!state)this.hideChoices(true);this.fireEvent((state)?'onFocus':'onBlur',[this.element])},onCommand:function(e){if(!e&&this.focussed)return this.prefetch();if(e&&e.key&&!e.shift){switch(e.key){case'enter':if(this.element.value!=this.opted)return true;if(this.selected&&this.visible){this.choiceSelect(this.selected);return!!(this.options.autoSubmit)}break;case'up':case'down':if(!this.prefetch()&&this.queryValue!==null){var up=(e.key=='up');this.choiceOver((this.selected||this.choices)[(this.selected)?((up)?'getPrevious':'getNext'):((up)?'getLast':'getFirst')](this.options.choicesMatch),true)}return false;case'esc':case'tab':this.hideChoices(true);break}}return true},setSelection:function(finish){var input=this.selected.inputValue,value=input;var start=this.queryValue.length,end=input.length;if(input.substr(0,start).toLowerCase()!=this.queryValue.toLowerCase())start=0;if(this.options.multiple){var split=this.options.separatorSplit;value=this.element.value;start+=this.queryIndex;end+=this.queryIndex;var old=value.substr(this.queryIndex).split(split,1)[0];value=value.substr(0,this.queryIndex)+input+value.substr(this.queryIndex+old.length);if(finish){var space=/[^\s,]+/;var tokens=value.split(this.options.separatorSplit).filter(space.test,space);if(!this.options.allowDupes)tokens=[].combine(tokens);var sep=this.options.separator;value=tokens.join(sep)+sep;end=value.length}}this.observer.setValue(value);this.opted=value;if(finish||this.selectMode=='pick')start=end;this.element.selectRange(start,end);this.fireEvent('onSelection',[this.element,this.selected,value,input])},showChoices:function(){var match=this.options.choicesMatch,first=this.choices.getFirst(match);this.selected=this.selectedValue=null;if(this.fix){var pos=this.element.getCoordinates(this.relative),width=this.options.width||'auto';this.choices.setStyles({'left':pos.left,'top':pos.bottom,'width':(width===true||width=='inherit')?pos.width:width})}if(!first)return;if(!this.visible){this.visible=true;this.choices.setStyle('display','');if(this.fx)this.fx.start(1);this.fireEvent('onShow',[this.element,this.choices])}if(this.options.selectFirst||this.typeAhead||first.inputValue==this.queryValue)this.choiceOver(first,this.typeAhead);var items=this.choices.getChildren(match),max=this.options.maxChoices;var styles={'overflowY':'hidden','height':''};this.overflown=false;if(items.length>max){var item=items[max-1];styles.overflowY='scroll';styles.height=item.getCoordinates(this.choices).bottom;this.overflown=true};this.choices.setStyles(styles);this.fix.show()},hideChoices:function(clear){if(clear){var value=this.element.value;if(this.options.forceSelect)value=this.opted;if(this.options.autoTrim){value=value.split(this.options.separatorSplit).filter($arguments(0)).join(this.options.separator)}this.observer.setValue(value)}if(!this.visible)return;this.visible=false;this.observer.clear();var hide=function(){this.choices.setStyle('display','none');this.fix.hide()}.bind(this);if(this.fx)this.fx.start(0).chain(hide);else hide();this.fireEvent('onHide',[this.element,this.choices])},prefetch:function(){var value=this.element.value,query=value;if(this.options.multiple){var split=this.options.separatorSplit;var values=value.split(split);var index=this.element.getCaretPosition();var toIndex=value.substr(0,index).split(split);var last=toIndex.length-1;index-=toIndex[last].length;query=values[last]}if(query.length<this.options.minLength){this.hideChoices()}else{if(query===this.queryValue||(this.visible&&query==this.selectedValue)){if(this.visible)return false;this.showChoices()}else{this.queryValue=query;this.queryIndex=index;if(!this.fetchCached())this.query()}}return true},fetchCached:function(){return false;if(!this.options.cache||!this.cached||!this.cached.length||this.cached.length>=this.options.maxChoices||this.queryValue)return false;this.update(this.filter(this.cached));return true},update:function(tokens){this.choices.empty();this.cached=tokens;if(!tokens||!tokens.length){this.hideChoices()}else{if(this.options.maxChoices<tokens.length&&!this.options.overflow)tokens.length=this.options.maxChoices;tokens.each(this.options.injectChoice||function(token){var choice=new Element('li',{'html':this.markQueryValue(token)});choice.inputValue=token;this.addChoiceEvents(choice).inject(this.choices)},this);this.showChoices()}},choiceOver:function(choice,selection){if(!choice||choice==this.selected)return;if(this.selected)this.selected.removeClass('autocompleter-selected');this.selected=choice.addClass('autocompleter-selected');this.fireEvent('onSelect',[this.element,this.selected,selection]);if(!selection)return;this.selectedValue=this.selected.inputValue;if(this.overflown){var coords=this.selected.getCoordinates(this.choices),margin=this.options.overflowMargin,top=this.choices.scrollTop,height=this.choices.offsetHeight,bottom=top+height;if(coords.top-margin<top&&top)this.choices.scrollTop=Math.max(coords.top-margin,0);else if(coords.bottom+margin>bottom)this.choices.scrollTop=Math.min(coords.bottom-height+margin,bottom)}if(this.selectMode)this.setSelection()},choiceSelect:function(choice){if(choice)this.choiceOver(choice);this.setSelection(true);this.queryValue=false;this.hideChoices()},filter:function(tokens){return(tokens||this.tokens).filter(function(token){return this.test(token)},new RegExp(((this.options.filterSubset)?'':'^')+this.queryValue.escapeRegExp(),(this.options.filterCase)?'':'i'))},markQueryValue:function(str){return(!this.options.markQuery||!this.queryValue)?str:str.replace(new RegExp('('+((this.options.filterSubset)?'':'^')+this.queryValue.escapeRegExp()+')',(this.options.filterCase)?'':'i'),'<span class="autocompleter-queried">$1</span>')},addChoiceEvents:function(el){return el.addEvents({'mouseover':this.choiceOver.bind(this,[el]),'click':this.choiceSelect.bind(this,[el])})}});Autocompleter.Local=new Class({Extends:Autocompleter.Base,options:{minLength:0,delay:200},initialize:function(element,tokens,options){this.parent(element,options);this.tokens=tokens},query:function(){this.update(this.filter())}});Autocompleter.Ajax={};Autocompleter.Ajax.Base=new Class({Extends:Autocompleter.Base,options:{postVar:'value',postData:{},ajaxOptions:{},onRequest:$empty,onComplete:$empty},initialize:function(element,options){this.parent(element,options);var indicator=document.id(this.options.indicator);if(indicator){this.addEvents({'onRequest':indicator.show.bind(indicator),'onComplete':indicator.hide.bind(indicator)},true)}},query:function(){var data=$unlink(this.options.postData);data[this.options.postVar]=this.queryValue;this.fireEvent('onRequest',[this.element,this.request,data,this.queryValue]);this.request.send({'data':data})},queryResponse:function(){this.fireEvent('onComplete',[this.element,this.request,this.response])}});Autocompleter.Ajax.Json=new Class({Extends:Autocompleter.Ajax.Base,initialize:function(el,url,options){this.parent(el,options);this.request=new Request.JSON($merge({'url':url,'link':'cancel'},this.options.ajaxOptions)).addEvent('onComplete',this.queryResponse.bind(this))},queryResponse:function(response){this.parent();this.update(response)}});Autocompleter.Ajax.Xhtml=new Class({Extends:Autocompleter.Ajax.Base,initialize:function(el,url,options){this.parent(el,options);this.request=new Request.HTML($merge({'url':url,'link':'cancel','update':this.choices},this.options.ajaxOptions)).addEvent('onComplete',this.queryResponse.bind(this))},queryResponse:function(tree,elements){this.parent();if(!elements||!elements.length){this.hideChoices()}else{this.choices.getChildren(this.options.choicesMatch).each(this.options.injectChoice||function(choice){var value=choice.innerHTML;choice.inputValue=value;this.addChoiceEvents(choice.set('html',this.markQueryValue(value)))},this);this.showChoices()}}});var Observer=new Class({Implements:[Options,Events],options:{periodical:false,delay:1000},initialize:function(el,onFired,options){this.setOptions(options);this.addEvent('onFired',onFired);this.element=document.id(el)||$$(el);this.boundChange=this.changed.bind(this);this.resume()},changed:function(){var value=this.element.get('value');if($equals(this.value,value))return;this.clear();this.value=value;this.timeout=this.onFired.delay(this.options.delay,this)},setValue:function(value){this.value=value;this.element.set('value',value);return this.clear()},onFired:function(){this.fireEvent('onFired',[this.value,this.element])},clear:function(){$clear(this.timeout||null);return this},pause:function(){$clear(this.timeout);$clear(this.timer);this.element.removeEvent('keyup',this.boundChange);return this},resume:function(){this.value=this.element.get('value');if(this.options.periodical)this.timer=this.changed.periodical(this.options.periodical,this);else this.element.addEvent('keyup',this.boundChange);return this}});var $equals=function(obj1,obj2){return(obj1==obj2||JSON.encode(obj1)==JSON.encode(obj2))};