var YAHOO=function(){return{util:{},widget:{},example:{},namespace:function(sNameSpace){if(!sNameSpace||!sNameSpace.length){return null;}
var levels=sNameSpace.split(".");var currentNS=YAHOO;for(var i=(levels[0]=="YAHOO")?1:0;i<levels.length;++i){currentNS[levels[i]]=currentNS[levels[i]]||{};currentNS=currentNS[levels[i]];}
return currentNS;}};}();YAHOO.util.Connect={};YAHOO.util.Connect={_msxml_progid:['MSXML2.XMLHTTP.5.0','MSXML2.XMLHTTP.4.0','MSXML2.XMLHTTP.3.0','MSXML2.XMLHTTP','Microsoft.XMLHTTP'],_http_header:[],_isFormPost:false,_sFormData:null,_polling_interval:300,_transaction_id:0,setProgId:function(id)
{this.msxml_progid.unshift(id);},createXhrObject:function(transactionId)
{var obj,http;try
{http=new XMLHttpRequest();obj={conn:http,tId:transactionId};}
catch(e)
{for(var i=0;i<this._msxml_progid.length;++i){try
{http=new ActiveXObject(this._msxml_progid[i]);obj={conn:http,tId:transactionId};}
catch(e){}}}
finally
{return obj;}},getConnectionObject:function()
{var o;var tId=this._transaction_id;try
{o=this.createXhrObject(tId);if(o){this._transaction_id++;}}
catch(e){}
finally
{return o;}},asyncRequest:function(method,uri,callback,postData)
{var errorObj;var o=this.getConnectionObject();if(!o){return null;}
else{var oConn=this;o.conn.open(method,uri,true);this.handleReadyState(o,callback);if(this._isFormPost){postData=this._sFormData;this._isFormPost=false;}
else if(postData){this.initHeader('Content-Type','application/x-www-form-urlencoded');}
if(this._http_header.length>0){this.setHeader(o);}
postData?o.conn.send(postData):o.conn.send(null);return o;}},handleReadyState:function(o,callback)
{var oConn=this;var poll=window.setInterval(function(){if(o.conn.readyState==4){oConn.handleTransactionResponse(o,callback);window.clearInterval(poll);}},this._polling_interval);},handleTransactionResponse:function(o,callback)
{var httpStatus;var responseObject;try{httpStatus=o.conn.status;}
catch(e){httpStatus=13030;}
if(httpStatus==200){responseObject=this.createResponseObject(o,callback.argument);if(callback.success){if(!callback.scope){callback.success(responseObject);}
else{callback.success.apply(callback.scope,[responseObject]);}}}
else{switch(httpStatus){case 12002:case 12029:case 12030:case 12031:case 12152:case 13030:responseObject=this.createExceptionObject(o,callback.argument);if(callback.failure){if(!callback.scope){callback.failure(responseObject);}
else{callback.failure.apply(callback.scope,[responseObject]);}}
break;default:responseObject=this.createResponseObject(o,callback.argument);if(callback.failure){if(!callback.scope){callback.failure(responseObject);}
else{callback.failure.apply(callback.scope,[responseObject]);}}}}
this.releaseObject(o);},createResponseObject:function(o,callbackArg)
{var obj={};obj.tId=o.tId;obj.status=o.conn.status;obj.statusText=o.conn.statusText;obj.allResponseHeaders=o.conn.getAllResponseHeaders();obj.responseText=o.conn.responseText;obj.responseXML=o.conn.responseXML;if(callbackArg){obj.argument=callbackArg;}
return obj;},createExceptionObject:function(tId,callbackArg)
{var COMM_CODE=0;var COMM_ERROR='communication failure';var obj={};obj.tId=tId;obj.status=COMM_CODE;obj.statusText=COMM_ERROR;if(callbackArg){obj.argument=callbackArg;}
return obj;},initHeader:function(label,value)
{var oHeader=[label,value];this._http_header.push(oHeader);},setHeader:function(o)
{var oHeader=this._http_header;for(var i=0;i<oHeader.length;i++){o.conn.setRequestHeader(oHeader[i][0],oHeader[i][1]);}
oHeader.splice(0,oHeader.length);},setForm:function(formName)
{this._sFormData='';var oForm=document.forms[formName];var oElement,elName,elValue;for(var i=0;i<oForm.elements.length;i++){oElement=oForm.elements[i];elName=oForm.elements[i].name;elValue=oForm.elements[i].value;switch(oElement.type)
{case'select-multiple':for(var j=0;j<oElement.options.length;j++){if(oElement.options[j].selected){this._sFormData+=encodeURIComponent(elName)+'='+encodeURIComponent(oElement.options[j].value)+'&';}}
break;case'radio':case'checkbox':if(oElement.checked){this._sFormData+=encodeURIComponent(elName)+'='+encodeURIComponent(elValue)+'&';}
break;case'file':break;case undefined:break;default:this._sFormData+=encodeURIComponent(elName)+'='+encodeURIComponent(elValue)+'&';break;}}
this._sFormData=this._sFormData.substr(0,this._sFormData.length-1);this._isFormPost=true;this.initHeader('Content-Type','application/x-www-form-urlencoded');},abort:function(o)
{if(this.isCallInProgress(o)){o.conn.abort();this.releaseObject(o);}},isCallInProgress:function(o)
{if(o){return o.conn.readyState!=4&&o.conn.readyState!=0;}},releaseObject:function(o)
{o.conn=null;o=null;}}
YAHOO.util.Anim=function(el,attributes,duration,method)
{if(el){this.init(el,attributes,duration,method);}};YAHOO.util.Anim.prototype={doMethod:function(attribute,start,end){return this.method(this.currentFrame,start,end-start,this.totalFrames);},setAttribute:function(attribute,val,unit){YAHOO.util.Dom.setStyle(this.getEl(),attribute,val+unit);},getAttribute:function(attribute){return parseFloat(YAHOO.util.Dom.getStyle(this.getEl(),attribute));},defaultUnits:{opacity:' '},defaultUnit:'px',init:function(el,attributes,duration,method){var isAnimated=false;var startTime=null;var endTime=null;var actualFrames=0;var defaultValues={};el=YAHOO.util.Dom.get(el);this.attributes=attributes||{};this.duration=duration||1;this.method=method||YAHOO.util.Easing.easeNone;this.useSeconds=true;this.currentFrame=0;this.totalFrames=YAHOO.util.AnimMgr.fps;this.getEl=function(){return el;};this.setDefault=function(attribute,val){if(val=='auto'){switch(attribute){case'width':val=el.clientWidth||el.offsetWidth;break;case'height':val=el.clientHeight||el.offsetHeight;break;case'left':if(YAHOO.util.Dom.getStyle(el,'position')=='absolute'){val=el.offsetLeft;}else{val=0;}
break;case'top':if(YAHOO.util.Dom.getStyle(el,'position')=='absolute'){val=el.offsetTop;}else{val=0;}
break;default:val=0;}}
defaultValues[attribute]=val;}
this.getDefault=function(attribute){return defaultValues[attribute];};this.isAnimated=function(){return isAnimated;};this.getStartTime=function(){return startTime;};this.animate=function(){this.onStart.fire();this._onStart.fire();this.totalFrames=(this.useSeconds)?Math.ceil(YAHOO.util.AnimMgr.fps*this.duration):this.duration;YAHOO.util.AnimMgr.registerElement(this);var attributes=this.attributes;var el=this.getEl();var val;for(var attribute in attributes){val=this.getAttribute(attribute);this.setDefault(attribute,val);}
isAnimated=true;actualFrames=0;startTime=new Date();};this.stop=function(){this.currentFrame=0;endTime=new Date();var data={time:endTime,duration:endTime-startTime,frames:actualFrames,fps:actualFrames/this.duration};isAnimated=false;actualFrames=0;this.onComplete.fire(data);};var onTween=function(){var start;var end=null;var val;var unit;var attributes=this['attributes'];for(var attribute in attributes){unit=attributes[attribute]['unit']||this.defaultUnits[attribute]||this.defaultUnit;if(typeof attributes[attribute]['from']!='undefined'){start=attributes[attribute]['from'];}else{start=this.getDefault(attribute);}
if(typeof attributes[attribute]['to']!='undefined'){end=attributes[attribute]['to'];}else if(typeof attributes[attribute]['by']!='undefined'){end=start+attributes[attribute]['by'];}
if(end!==null&&typeof end!='undefined'){val=this.doMethod(attribute,start,end);if((attribute=='width'||attribute=='height'||attribute=='opacity')&&val<0){val=0;}
this.setAttribute(attribute,val,unit);}}
actualFrames+=1;};this._onStart=new YAHOO.util.CustomEvent('_onStart',this);this.onStart=new YAHOO.util.CustomEvent('start',this);this.onTween=new YAHOO.util.CustomEvent('tween',this);this._onTween=new YAHOO.util.CustomEvent('_tween',this);this.onComplete=new YAHOO.util.CustomEvent('complete',this);this._onTween.subscribe(onTween);}};YAHOO.util.AnimMgr=new function(){var thread=null;var queue=[];var tweenCount=0;this.fps=200;this.delay=1;this.registerElement=function(tween){if(tween.isAnimated()){return false;}
queue[queue.length]=tween;tweenCount+=1;this.start();};this.start=function(){if(thread===null){thread=setInterval(this.run,this.delay);}};this.stop=function(tween){if(!tween)
{clearInterval(thread);for(var i=0,len=queue.length;i<len;++i){if(queue[i].isAnimated()){queue[i].stop();}}
queue=[];thread=null;tweenCount=0;}
else{tween.stop();tweenCount-=1;if(tweenCount<=0){this.stop();}}};this.run=function(){for(var i=0,len=queue.length;i<len;++i){var tween=queue[i];if(!tween||!tween.isAnimated()){continue;}
if(tween.currentFrame<tween.totalFrames||tween.totalFrames===null)
{tween.currentFrame+=1;if(tween.useSeconds){correctFrame(tween);}
tween.onTween.fire();tween._onTween.fire();}
else{YAHOO.util.AnimMgr.stop(tween);}}};var correctFrame=function(tween){var frames=tween.totalFrames;var frame=tween.currentFrame;var expected=(tween.currentFrame*tween.duration*1000/tween.totalFrames);var elapsed=(new Date()-tween.getStartTime());var tweak=0;if(elapsed<tween.duration*1000){tweak=Math.round((elapsed/expected-1)*tween.currentFrame);}else{tweak=frames-(frame+1);}
if(tweak>0&&isFinite(tweak)){if(tween.currentFrame+tweak>=frames){tweak=frames-(frame+1);}
tween.currentFrame+=tweak;}};}
YAHOO.util.Bezier=new function()
{this.getPosition=function(points,t)
{var n=points.length;var tmp=[];for(var i=0;i<n;++i){tmp[i]=[points[i][0],points[i][1]];}
for(var j=1;j<n;++j){for(i=0;i<n-j;++i){tmp[i][0]=(1-t)*tmp[i][0]+t*tmp[parseInt(i+1,10)][0];tmp[i][1]=(1-t)*tmp[i][1]+t*tmp[parseInt(i+1,10)][1];}}
return[tmp[0][0],tmp[0][1]];};};YAHOO.util.Easing=new function(){this.easeNone=function(t,b,c,d){return b+c*(t/=d);};this.easeIn=function(t,b,c,d){return b+c*((t/=d)*t*t);};this.easeOut=function(t,b,c,d){var ts=(t/=d)*t;var tc=ts*t;return b+c*(tc+-3*ts+3*t);};this.easeBoth=function(t,b,c,d){var ts=(t/=d)*t;var tc=ts*t;return b+c*(-2*tc+3*ts);};this.backIn=function(t,b,c,d){var ts=(t/=d)*t;var tc=ts*t;return b+c*(-3.4005*tc*ts+10.2*ts*ts+-6.2*tc+0.4*ts);};this.backOut=function(t,b,c,d){var ts=(t/=d)*t;var tc=ts*t;return b+c*(8.292*tc*ts+-21.88*ts*ts+22.08*tc+-12.69*ts+5.1975*t);};this.backBoth=function(t,b,c,d){var ts=(t/=d)*t;var tc=ts*t;return b+c*(0.402*tc*ts+-2.1525*ts*ts+-3.2*tc+8*ts+-2.05*t);};};YAHOO.util.Motion=function(el,attributes,duration,method){if(el){this.initMotion(el,attributes,duration,method);}};YAHOO.util.Motion.prototype=new YAHOO.util.Anim();YAHOO.util.Motion.prototype.defaultUnits.points='px';YAHOO.util.Motion.prototype.doMethod=function(attribute,start,end){var val=null;if(attribute=='points'){var translatedPoints=this.getTranslatedPoints();var t=this.method(this.currentFrame,0,100,this.totalFrames)/100;if(translatedPoints){val=YAHOO.util.Bezier.getPosition(translatedPoints,t);}}else{val=this.method(this.currentFrame,start,end-start,this.totalFrames);}
return val;};YAHOO.util.Motion.prototype.getAttribute=function(attribute){var val=null;if(attribute=='points'){val=[this.getAttribute('left'),this.getAttribute('top')];if(isNaN(val[0])){val[0]=0;}
if(isNaN(val[1])){val[1]=0;}}else{val=parseFloat(YAHOO.util.Dom.getStyle(this.getEl(),attribute));}
return val;};YAHOO.util.Motion.prototype.setAttribute=function(attribute,val,unit){if(attribute=='points'){YAHOO.util.Dom.setStyle(this.getEl(),'left',val[0]+unit);YAHOO.util.Dom.setStyle(this.getEl(),'top',val[1]+unit);}else{YAHOO.util.Dom.setStyle(this.getEl(),attribute,val+unit);}};YAHOO.util.Motion.prototype.initMotion=function(el,attributes,duration,method){YAHOO.util.Anim.call(this,el,attributes,duration,method);attributes=attributes||{};attributes.points=attributes.points||{};attributes.points.control=attributes.points.control||[];this.attributes=attributes;var start;var end=null;var translatedPoints=null;this.getTranslatedPoints=function(){return translatedPoints;};var translateValues=function(val,self){var pageXY=YAHOO.util.Dom.getXY(self.getEl());val=[val[0]-pageXY[0]+start[0],val[1]-pageXY[1]+start[1]];return val;};var onStart=function(){start=this.getAttribute('points');var attributes=this.attributes;var control=attributes['points']['control']||[];if(control.length>0&&control[0].constructor!=Array){control=[control];}
if(YAHOO.util.Dom.getStyle(this.getEl(),'position')=='static'){YAHOO.util.Dom.setStyle(this.getEl(),'position','relative');}
if(typeof attributes['points']['from']!='undefined'){YAHOO.util.Dom.setXY(this.getEl(),attributes['points']['from']);start=this.getAttribute('points');}
else if((start[0]===0||start[1]===0)){YAHOO.util.Dom.setXY(this.getEl(),YAHOO.util.Dom.getXY(this.getEl()));start=this.getAttribute('points');}
var i,len;if(typeof attributes['points']['to']!='undefined'){end=translateValues(attributes['points']['to'],this);for(i=0,len=control.length;i<len;++i){control[i]=translateValues(control[i],this);}}else if(typeof attributes['points']['by']!='undefined'){end=[start[0]+attributes['points']['by'][0],start[1]+attributes['points']['by'][1]];for(i=0,len=control.length;i<len;++i){control[i]=[start[0]+control[i][0],start[1]+control[i][1]];}}
if(end){translatedPoints=[start];if(control.length>0){translatedPoints=translatedPoints.concat(control);}
translatedPoints[translatedPoints.length]=end;}};this._onStart.subscribe(onStart);};YAHOO.util.Scroll=function(el,attributes,duration,method){if(el){YAHOO.util.Anim.call(this,el,attributes,duration,method);}};YAHOO.util.Scroll.prototype=new YAHOO.util.Anim();YAHOO.util.Scroll.prototype.defaultUnits.scroll=' ';YAHOO.util.Scroll.prototype.doMethod=function(attribute,start,end){var val=null;if(attribute=='scroll'){val=[this.method(this.currentFrame,start[0],end[0]-start[0],this.totalFrames),this.method(this.currentFrame,start[1],end[1]-start[1],this.totalFrames)];}else{val=this.method(this.currentFrame,start,end-start,this.totalFrames);}
return val;}
YAHOO.util.Scroll.prototype.getAttribute=function(attribute){var val=null;var el=this.getEl();if(attribute=='scroll'){val=[el.scrollLeft,el.scrollTop];}else{val=parseFloat(YAHOO.util.Dom.getStyle(el,attribute));}
return val;};YAHOO.util.Scroll.prototype.setAttribute=function(attribute,val,unit){var el=this.getEl();if(attribute=='scroll'){el.scrollLeft=val[0];el.scrollTop=val[1];}else{YAHOO.util.Dom.setStyle(el,attribute,val+unit);}};YAHOO.util.Dom=new function(){this.get=function(el){if(typeof el=='string'){el=document.getElementById(el);}
return el;};this.getStyle=function(el,property){var value=null;var dv=document.defaultView;el=this.get(el);if(property=='opacity'&&el.filters){value=1;try{value=el.filters.item('DXImageTransform.Microsoft.Alpha').opacity/100;}catch(e){try{value=el.filters.item('alpha').opacity/100;}catch(e){}}}
else if(el.style[property]){value=el.style[property];}
else if(el.currentStyle&&el.currentStyle[property]){value=el.currentStyle[property];}
else if(dv&&dv.getComputedStyle)
{var converted='';for(i=0,len=property.length;i<len;++i){if(property.charAt(i)==property.charAt(i).toUpperCase()){converted=converted+'-'+property.charAt(i).toLowerCase();}else{converted=converted+property.charAt(i);}}
if(dv.getComputedStyle(el,'').getPropertyValue(converted)){value=dv.getComputedStyle(el,'').getPropertyValue(converted);}}
return value;};this.setStyle=function(el,property,val){el=this.get(el);switch(property){case'opacity':if(el.filters){el.style.filter='alpha(opacity='+val*100+')';if(!el.currentStyle.hasLayout){el.style.zoom=1;}}else{el.style.opacity=val;el.style['-moz-opacity']=val;el.style['-khtml-opacity']=val;}
break;default:el.style[property]=val;}};this.getXY=function(el){el=this.get(el);if(el.parentNode===null||this.getStyle(el,'display')=='none'){return false;}
var parent=null;var pos=[];var box;if(el.getBoundingClientRect){box=el.getBoundingClientRect();var scrollTop=document.documentElement.scrollTop||document.body.scrollTop;var scrollLeft=document.documentElement.scrollLeft||document.body.scrollLeft;return[box.left+scrollLeft,box.top+scrollTop];}
else if(document.getBoxObjectFor){box=document.getBoxObjectFor(el);pos=[box.x,box.y];}
else{pos=[el.offsetLeft,el.offsetTop];parent=el.offsetParent;if(parent!=el){while(parent){pos[0]+=parent.offsetLeft;pos[1]+=parent.offsetTop;parent=parent.offsetParent;}}
var ua=navigator.userAgent.toLowerCase();if(ua.indexOf('opera')!=-1||(ua.indexOf('safari')!=-1&&this.getStyle(el,'position')=='absolute')){pos[1]-=document.body.offsetTop;}}
if(el.parentNode){parent=el.parentNode;}
else{parent=null;}
while(parent&&parent.tagName!='BODY'&&parent.tagName!='HTML'){pos[0]-=parent.scrollLeft;pos[1]-=parent.scrollTop;if(parent.parentNode){parent=parent.parentNode;}
else{parent=null;}}
return pos;};this.getX=function(el){return this.getXY(el)[0];};this.getY=function(el){return this.getXY(el)[1];};this.setXY=function(el,pos,noRetry){el=this.get(el);var pageXY=YAHOO.util.Dom.getXY(el);if(pageXY===false){return false;}
if(this.getStyle(el,'position')=='static'){this.setStyle(el,'position','relative');}
var delta=[parseInt(YAHOO.util.Dom.getStyle(el,'left'),10),parseInt(YAHOO.util.Dom.getStyle(el,'top'),10)];if(isNaN(delta[0])){delta[0]=0;}
if(isNaN(delta[1])){delta[1]=0;}
if(pos[0]!==null){el.style.left=pos[0]-pageXY[0]+delta[0]+'px';}
if(pos[1]!==null){el.style.top=pos[1]-pageXY[1]+delta[1]+'px';}
var newXY=this.getXY(el);if(!noRetry&&(newXY[0]!=pos[0]||newXY[1]!=pos[1])){this.setXY(el,pos,true);}
return true;};this.setX=function(el,x){return this.setXY(el,[x,null]);};this.setY=function(el,y){return this.setXY(el,[null,y]);};this.getRegion=function(el){el=this.get(el);return new YAHOO.util.Region.getRegion(el);};this.getClientWidth=function(){return(document.documentElement.offsetWidth||document.body.offsetWidth);};this.getClientHeight=function(){return(self.innerHeight||document.documentElement.clientHeight||document.body.clientHeight);};};YAHOO.util.Region=function(t,r,b,l){this.top=t;this.right=r;this.bottom=b;this.left=l;};YAHOO.util.Region.prototype.contains=function(region){return(region.left>=this.left&&region.right<=this.right&&region.top>=this.top&&region.bottom<=this.bottom);};YAHOO.util.Region.prototype.getArea=function(){return((this.bottom-this.top)*(this.right-this.left));};YAHOO.util.Region.prototype.intersect=function(region){var t=Math.max(this.top,region.top);var r=Math.min(this.right,region.right);var b=Math.min(this.bottom,region.bottom);var l=Math.max(this.left,region.left);if(b>=t&&r>=l){return new YAHOO.util.Region(t,r,b,l);}else{return null;}};YAHOO.util.Region.prototype.union=function(region){var t=Math.min(this.top,region.top);var r=Math.max(this.right,region.right);var b=Math.max(this.bottom,region.bottom);var l=Math.min(this.left,region.left);return new YAHOO.util.Region(t,r,b,l);};YAHOO.util.Region.prototype.toString=function(){return("Region {"+"  t: "+this.top+", r: "+this.right+", b: "+this.bottom+", l: "+this.left+"}");}
YAHOO.util.Region.getRegion=function(el){var p=YAHOO.util.Dom.getXY(el);var t=p[1];var r=p[0]+el.offsetWidth;var b=p[1]+el.offsetHeight;var l=p[0];return new YAHOO.util.Region(t,r,b,l);};YAHOO.util.Point=function(x,y){this.x=x;this.y=y;this.top=y;this.right=x;this.bottom=y;this.left=x;};YAHOO.util.Point.prototype=new YAHOO.util.Region();YAHOO.util.CustomEvent=function(type,oScope){this.type=type;this.scope=oScope||window;this.subscribers=[];if(YAHOO.util["Event"]){YAHOO.util.Event.regCE(this);}};YAHOO.util.CustomEvent.prototype={subscribe:function(fn,obj,bOverride){this.subscribers.push(new YAHOO.util.Subscriber(fn,obj,bOverride));},unsubscribe:function(fn,obj){var found=false;for(var i=0;i<this.subscribers.length;++i){var s=this.subscribers[i];if(s&&s.contains(fn,obj)){this._delete(i);found=true;}}
return found;},fire:function(){for(var i=0;i<this.subscribers.length;++i){var s=this.subscribers[i];if(s){var scope=(s.override)?s.obj:this.scope;s.fn.call(scope,this.type,arguments,s.obj);}}},unsubscribeAll:function(){for(var i=0;i<this.subscribers.length;++i){this._delete(i);}},_delete:function(index){var s=this.subscribers[index];if(s){delete s.fn;delete s.obj;}
delete this.subscribers[index];}};YAHOO.util.Subscriber=function(fn,obj,bOverride){this.fn=fn;this.obj=obj||null;this.override=(bOverride);};YAHOO.util.Subscriber.prototype.contains=function(fn,obj){return(this.fn==fn&&this.obj==obj);};if(!YAHOO.util.Event){YAHOO.util.Event=function(){var loadComplete=false;var listeners=[];var delayedListeners=[];var unloadListeners=[];var customEvents=[];var legacyEvents=[];var legacyHandlers=[];return{EL:0,TYPE:1,FN:2,WFN:3,SCOPE:3,ADJ_SCOPE:4,isSafari:(navigator.userAgent.match(/safari/gi)),isIE:(!this.isSafari&&navigator.userAgent.match(/msie/gi)),addListener:function(el,sType,fn,oScope,bOverride){if(this._isValidCollection(el)){var ok=true;for(var i=0;i<el.length;++i){ok=(this.on(el[i],sType,fn,oScope,bOverride)&&ok);}
return ok;}else if(typeof el=="string"){if(loadComplete){el=this.getEl(el);}else{delayedListeners[delayedListeners.length]=[el,sType,fn,oScope,bOverride];return true;}}
if(!el){return false;}
if("unload"==sType&&oScope!==this){unloadListeners[unloadListeners.length]=[el,sType,fn,oScope,bOverride];return true;}
var scope=(bOverride)?oScope:el;var wrappedFn=function(e){return fn.call(scope,YAHOO.util.Event.getEvent(e),oScope);};var li=[el,sType,fn,wrappedFn,scope];var index=listeners.length;listeners[index]=li;if(this.useLegacyEvent(el,sType)){var legacyIndex=this.getLegacyIndex(el,sType);if(legacyIndex==-1){legacyIndex=legacyEvents.length;legacyEvents[legacyIndex]=[el,sType,el["on"+sType]];legacyHandlers[legacyIndex]=[];el["on"+sType]=function(e){YAHOO.util.Event.fireLegacyEvent(YAHOO.util.Event.getEvent(e),legacyIndex);};}
legacyHandlers[legacyIndex].push(index);}else if(el.addEventListener){el.addEventListener(sType,wrappedFn,false);}else if(el.attachEvent){el.attachEvent("on"+sType,wrappedFn);}
return true;},fireLegacyEvent:function(e,legacyIndex){var ok=true;var le=legacyHandlers[legacyIndex];for(i=0;i<le.length;++i){var index=le[i];if(index){var li=listeners[index];var scope=li[this.ADJ_SCOPE];var ret=li[this.WFN].call(scope,e);ok=(ok&&ret);}}
return ok;},getLegacyIndex:function(el,sType){for(var i=0;i<legacyEvents.length;++i){var le=legacyEvents[i];if(le&&le[0]==el&&le[1]==sType){return i;}}
return-1;},useLegacyEvent:function(el,sType){return((!el.addEventListener&&!el.attachEvent)||(sType=="click"&&this.isSafari));},removeListener:function(el,sType,fn){if(typeof el=="string"){el=this.getEl(el);}else if(this._isValidCollection(el)){var ok=true;for(var i=0;i<el.length;++i){ok=(this.removeListener(el[i],sType,fn)&&ok);}
return ok;}
var cacheItem=null;var index=this._getCacheIndex(el,sType,fn);if(index>=0){cacheItem=listeners[index];}
if(!el||!cacheItem){return false;}
if(el.removeEventListener){el.removeEventListener(sType,cacheItem[this.WFN],false);}else if(el.detachEvent){el.detachEvent("on"+sType,cacheItem[this.WFN]);}
delete listeners[index][this.WFN];delete listeners[index][this.FN];delete listeners[index];return true;},getTarget:function(ev,resolveTextNode){var t=ev.target||ev.srcElement;if(resolveTextNode&&t&&"#text"==t.nodeName){return t.parentNode;}else{return t;}},getPageX:function(ev){var x=ev.pageX;if(!x&&0!==x){x=ev.clientX||0;if(this.isIE){x+=this._getScrollLeft();}}
return x;},getPageY:function(ev){var y=ev.pageY;if(!y&&0!==y){y=ev.clientY||0;if(this.isIE){y+=this._getScrollTop();}}
return y;},getRelatedTarget:function(ev){var t=ev.relatedTarget;if(!t){if(ev.type=="mouseout"){t=ev.toElement;}else if(ev.type=="mouseover"){t=ev.fromElement;}}
return t;},getTime:function(ev){if(!ev.time){var t=new Date().getTime();try{ev.time=t;}catch(e){return t;}}
return ev.time;},stopEvent:function(ev){this.stopPropagation(ev);this.preventDefault(ev);},stopPropagation:function(ev){if(ev.stopPropagation){ev.stopPropagation();}else{ev.cancelBubble=true;}},preventDefault:function(ev){if(ev.preventDefault){ev.preventDefault();}else{ev.returnValue=false;}},getEvent:function(e){var ev=e||window.event;if(!ev){var c=this.getEvent.caller;while(c){ev=c.arguments[0];if(ev&&Event==ev.constructor){break;}
c=c.caller;}}
return ev;},getCharCode:function(ev){return ev.charCode||(ev.type=="keypress")?ev.keyCode:0;},_getCacheIndex:function(el,sType,fn){for(var i=0;i<listeners.length;++i){var li=listeners[i];if(li&&li[this.FN]==fn&&li[this.EL]==el&&li[this.TYPE]==sType){return i;}}
return-1;},_isValidCollection:function(o){return(o&&o.length&&typeof o!="string"&&!o.tagName&&!o.alert&&typeof o[0]!="undefined");},elCache:{},getEl:function(id){return document.getElementById(id);},clearCache:function(){for(i in this.elCache){delete this.elCache[i];}},regCE:function(ce){customEvents.push(ce);},_load:function(e){loadComplete=true;},_tryPreloadAttach:function(){var tryAgain=!loadComplete;for(var i=0;i<delayedListeners.length;++i){var d=delayedListeners[i];if(d){var el=this.getEl(d[this.EL]);if(el){this.on(el,d[this.TYPE],d[this.FN],d[this.SCOPE],d[this.ADJ_SCOPE]);delete delayedListeners[i];}}}
if(tryAgain){setTimeout("YAHOO.util.Event._tryPreloadAttach()",50);}},_unload:function(e,me){for(var i=0;i<unloadListeners.length;++i){var l=unloadListeners[i];if(l){var scope=(l[this.ADJ_SCOPE])?l[this.SCOPE]:window;l[this.FN].call(scope,this.getEvent(e),l[this.SCOPE]);}}
if(listeners&&listeners.length>0){for(i=0;i<listeners.length;++i){l=listeners[i];if(l){this.removeListener(l[this.EL],l[this.TYPE],l[this.FN]);}}
this.clearCache();}
for(i=0;i<customEvents.length;++i){customEvents[i].unsubscribeAll();delete customEvents[i];}
for(i=0;i<legacyEvents.length;++i){delete legacyEvents[i][0];delete legacyEvents[i];}},_getScrollLeft:function(){return this._getScroll()[1];},_getScrollTop:function(){return this._getScroll()[0];},_getScroll:function(){var dd=document.documentElement;db=document.body;if(dd&&dd.scrollTop){return[dd.scrollTop,dd.scrollLeft];}else if(db){return[db.scrollTop,db.scrollLeft];}else{return[0,0];}}};}();YAHOO.util.Event.on=YAHOO.util.Event.addListener;if(document&&document.body){YAHOO.util.Event._load();}else{YAHOO.util.Event.on(window,"load",YAHOO.util.Event._load,YAHOO.util.Event,true);}
YAHOO.util.Event.on(window,"unload",YAHOO.util.Event._unload,YAHOO.util.Event,true);YAHOO.util.Event._tryPreloadAttach();}