path: root/web/yui/utilities.js

/*
Copyright (c) 2006, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 0.12.2.ms1 - bits removed (NFI only, now)
*/

if(typeof YAHOO=="undefined"){var YAHOO={};}
YAHOO.namespace=function(){var a=arguments,o=null,i,j,d;for(i=0;i<a.length;++i){d=a[i].split(".");o=YAHOO;for(j=(d[0]=="YAHOO")?1:0;j<d.length;++j){o[d[j]]=o[d[j]]||{};o=o[d[j]];}}
return o;};YAHOO.extend=function(subc,superc,overrides){var F=function(){};F.prototype=superc.prototype;subc.prototype=new F();subc.prototype.constructor=subc;subc.superclass=superc.prototype;if(superc.prototype.constructor==Object.prototype.constructor){superc.prototype.constructor=superc;}
if(overrides){for(var i in overrides){subc.prototype[i]=overrides[i];}}};YAHOO.augment=function(r,s){var rp=r.prototype,sp=s.prototype,a=arguments,i,p;if(a[2]){for(i=2;i<a.length;++i){rp[a[i]]=sp[a[i]];}}else{for(p in sp){if(!rp[p]){rp[p]=sp[p];}}}};YAHOO.namespace("util","widget","example");
(function(){var Y=YAHOO.util,getStyle,setStyle,id_counter=0,propertyCache={};var ua=navigator.userAgent.toLowerCase(),isOpera=(ua.indexOf('opera')>-1),isSafari=(ua.indexOf('safari')>-1),isGecko=(!isOpera&&!isSafari&&ua.indexOf('gecko')>-1),isIE=(!isOpera&&ua.indexOf('msie')>-1);var patterns={HYPHEN:/(-[a-z])/i};var toCamel=function(property){if(!patterns.HYPHEN.test(property)){return property;}
if(propertyCache[property]){return propertyCache[property];}
while(patterns.HYPHEN.exec(property)){property=property.replace(RegExp.$1,RegExp.$1.substr(1).toUpperCase());}
propertyCache[property]=property;return property;};if(document.defaultView&&document.defaultView.getComputedStyle){getStyle=function(el,property){var value=null;var computed=document.defaultView.getComputedStyle(el,'');if(computed){value=computed[toCamel(property)];}
return el.style[property]||value;};}else if(document.documentElement.currentStyle&&isIE){getStyle=function(el,property){switch(toCamel(property)){case'opacity':var val=100;try{val=el.filters['DXImageTransform.Microsoft.Alpha'].opacity;}catch(e){try{val=el.filters('alpha').opacity;}catch(e){}}
return val/100;break;default:var value=el.currentStyle?el.currentStyle[property]:null;return(el.style[property]||value);}};}else{getStyle=function(el,property){return el.style[property];};}
if(isIE){setStyle=function(el,property,val){switch(property){case'opacity':if(typeof el.style.filter=='string'){el.style.filter='alpha(opacity='+val*100+')';if(!el.currentStyle||!el.currentStyle.hasLayout){el.style.zoom=1;}}
break;default:el.style[property]=val;}};}else{setStyle=function(el,property,val){el.style[property]=val;};}
YAHOO.util.Dom={get:function(el){if(!el){return null;}
if(typeof el!='string'&&!(el instanceof Array)){return el;}
if(typeof el=='string'){return document.getElementById(el);}
else{var collection=[];for(var i=0,len=el.length;i<len;++i){collection[collection.length]=Y.Dom.get(el[i]);}
return collection;}
return null;},getStyle:function(el,property){property=toCamel(property);var f=function(element){return getStyle(element,property);};return Y.Dom.batch(el,f,Y.Dom,true);},setStyle:function(el,property,val){property=toCamel(property);var f=function(element){setStyle(element,property,val);};Y.Dom.batch(el,f,Y.Dom,true);},getXY:function(el){var f=function(el){if(el.parentNode===null||el.offsetParent===null||this.getStyle(el,'display')=='none'){return false;}
var parentNode=null;var pos=[];var box;if(el.getBoundingClientRect){box=el.getBoundingClientRect();var doc=document;if(!this.inDocument(el)&&parent.document!=document){doc=parent.document;if(!this.isAncestor(doc.documentElement,el)){return false;}}
var scrollTop=Math.max(doc.documentElement.scrollTop,doc.body.scrollTop);var scrollLeft=Math.max(doc.documentElement.scrollLeft,doc.body.scrollLeft);return[box.left+scrollLeft,box.top+scrollTop];}
else{pos=[el.offsetLeft,el.offsetTop];parentNode=el.offsetParent;if(parentNode!=el){while(parentNode){pos[0]+=parentNode.offsetLeft;pos[1]+=parentNode.offsetTop;parentNode=parentNode.offsetParent;}}
if(isSafari&&this.getStyle(el,'position')=='absolute'){pos[0]-=document.body.offsetLeft;pos[1]-=document.body.offsetTop;}}
if(el.parentNode){parentNode=el.parentNode;}
else{parentNode=null;}
while(parentNode&&parentNode.tagName.toUpperCase()!='BODY'&&parentNode.tagName.toUpperCase()!='HTML')
{if(Y.Dom.getStyle(parentNode,'display')!='inline'){pos[0]-=parentNode.scrollLeft;pos[1]-=parentNode.scrollTop;}
if(parentNode.parentNode){parentNode=parentNode.parentNode;}else{parentNode=null;}}
return pos;};return Y.Dom.batch(el,f,Y.Dom,true);},getX:function(el){var f=function(el){return Y.Dom.getXY(el)[0];};return Y.Dom.batch(el,f,Y.Dom,true);},getY:function(el){var f=function(el){return Y.Dom.getXY(el)[1];};return Y.Dom.batch(el,f,Y.Dom,true);},setXY:function(el,pos,noRetry){var f=function(el){var style_pos=this.getStyle(el,'position');if(style_pos=='static'){this.setStyle(el,'position','relative');style_pos='relative';}
var pageXY=this.getXY(el);if(pageXY===false){return false;}
var delta=[parseInt(this.getStyle(el,'left'),10),parseInt(this.getStyle(el,'top'),10)];if(isNaN(delta[0])){delta[0]=(style_pos=='relative')?0:el.offsetLeft;}
if(isNaN(delta[1])){delta[1]=(style_pos=='relative')?0:el.offsetTop;}
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';}
if(!noRetry){var newXY=this.getXY(el);if((pos[0]!==null&&newXY[0]!=pos[0])||(pos[1]!==null&&newXY[1]!=pos[1])){this.setXY(el,pos,true);}}};Y.Dom.batch(el,f,Y.Dom,true);},setX:function(el,x){Y.Dom.setXY(el,[x,null]);},setY:function(el,y){Y.Dom.setXY(el,[null,y]);},getRegion:function(el){var f=function(el){var region=new Y.Region.getRegion(el);return region;};return Y.Dom.batch(el,f,Y.Dom,true);},getClientWidth:function(){return Y.Dom.getViewportWidth();},getClientHeight:function(){return Y.Dom.getViewportHeight();},getElementsByClassName:function(className,tag,root){var method=function(el){return Y.Dom.hasClass(el,className);};return Y.Dom.getElementsBy(method,tag,root);},hasClass:function(el,className){var re=new RegExp('(?:^|\\s+)'+className+'(?:\\s+|$)');var f=function(el){return re.test(el['className']);};return Y.Dom.batch(el,f,Y.Dom,true);},addClass:function(el,className){var f=function(el){if(this.hasClass(el,className)){return;}
el['className']=[el['className'],className].join(' ');};Y.Dom.batch(el,f,Y.Dom,true);},removeClass:function(el,className){var re=new RegExp('(?:^|\\s+)'+className+'(?:\\s+|$)','g');var f=function(el){if(!this.hasClass(el,className)){return;}
var c=el['className'];el['className']=c.replace(re,' ');if(this.hasClass(el,className)){this.removeClass(el,className);}};Y.Dom.batch(el,f,Y.Dom,true);},replaceClass:function(el,oldClassName,newClassName){if(oldClassName===newClassName){return false;}
var re=new RegExp('(?:^|\\s+)'+oldClassName+'(?:\\s+|$)','g');var f=function(el){if(!this.hasClass(el,oldClassName)){this.addClass(el,newClassName);return;}
el['className']=el['className'].replace(re,' '+newClassName+' ');if(this.hasClass(el,oldClassName)){this.replaceClass(el,oldClassName,newClassName);}};Y.Dom.batch(el,f,Y.Dom,true);},generateId:function(el,prefix){prefix=prefix||'yui-gen';el=el||{};var f=function(el){if(el){el=Y.Dom.get(el);}else{el={};}
if(!el.id){el.id=prefix+id_counter++;}
return el.id;};return Y.Dom.batch(el,f,Y.Dom,true);},isAncestor:function(haystack,needle){haystack=Y.Dom.get(haystack);if(!haystack||!needle){return false;}
var f=function(needle){if(haystack.contains&&!isSafari){return haystack.contains(needle);}
else if(haystack.compareDocumentPosition){return!!(haystack.compareDocumentPosition(needle)&16);}
else{var parent=needle.parentNode;while(parent){if(parent==haystack){return true;}
else if(!parent.tagName||parent.tagName.toUpperCase()=='HTML'){return false;}
parent=parent.parentNode;}
return false;}};return Y.Dom.batch(needle,f,Y.Dom,true);},inDocument:function(el){var f=function(el){return this.isAncestor(document.documentElement,el);};return Y.Dom.batch(el,f,Y.Dom,true);},getElementsBy:function(method,tag,root){tag=tag||'*';var nodes=[];if(root){root=Y.Dom.get(root);if(!root){return nodes;}}else{root=document;}
var elements=root.getElementsByTagName(tag);if(!elements.length&&(tag=='*'&&root.all)){elements=root.all;}
for(var i=0,len=elements.length;i<len;++i){if(method(elements[i])){nodes[nodes.length]=elements[i];}}
return nodes;},batch:function(el,method,o,override){var id=el;el=Y.Dom.get(el);var scope=(override)?o:window;if(!el||el.tagName||!el.length){if(!el){return false;}
return method.call(scope,el,o);}
var collection=[];for(var i=0,len=el.length;i<len;++i){if(!el[i]){id=el[i];}
collection[collection.length]=method.call(scope,el[i],o);}
return collection;},getDocumentHeight:function(){var scrollHeight=(document.compatMode!='CSS1Compat')?document.body.scrollHeight:document.documentElement.scrollHeight;var h=Math.max(scrollHeight,Y.Dom.getViewportHeight());return h;},getDocumentWidth:function(){var scrollWidth=(document.compatMode!='CSS1Compat')?document.body.scrollWidth:document.documentElement.scrollWidth;var w=Math.max(scrollWidth,Y.Dom.getViewportWidth());return w;},getViewportHeight:function(){var height=self.innerHeight;var mode=document.compatMode;if((mode||isIE)&&!isOpera){height=(mode=='CSS1Compat')?document.documentElement.clientHeight:document.body.clientHeight;}
return height;},getViewportWidth:function(){var width=self.innerWidth;var mode=document.compatMode;if(mode||isIE){width=(mode=='CSS1Compat')?document.documentElement.clientWidth:document.body.clientWidth;}
return width;}};})();YAHOO.util.Region=function(t,r,b,l){this.top=t;this[1]=t;this.right=r;this.bottom=b;this.left=l;this[0]=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.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){if(x instanceof Array){y=x[1];x=x[0];}
this.x=this.right=this.left=this[0]=x;this.y=this.top=this.bottom=this[1]=y;};YAHOO.util.Point.prototype=new YAHOO.util.Region();
YAHOO.util.CustomEvent=function(type,oScope,silent,signature){this.type=type;this.scope=oScope||window;this.silent=silent;this.signature=signature||YAHOO.util.CustomEvent.LIST;this.subscribers=[];if(!this.silent){}
var onsubscribeType="_YUICEOnSubscribe";if(type!==onsubscribeType){this.subscribeEvent=new YAHOO.util.CustomEvent(onsubscribeType,this,true);}};YAHOO.util.CustomEvent.LIST=0;YAHOO.util.CustomEvent.FLAT=1;YAHOO.util.CustomEvent.prototype={subscribe:function(fn,obj,override){if(this.subscribeEvent){this.subscribeEvent.fire(fn,obj,override);}
this.subscribers.push(new YAHOO.util.Subscriber(fn,obj,override));},unsubscribe:function(fn,obj){var found=false;for(var i=0,len=this.subscribers.length;i<len;++i){var s=this.subscribers[i];if(s&&s.contains(fn,obj)){this._delete(i);found=true;}}
return found;},fire:function(){var len=this.subscribers.length;if(!len&&this.silent){return true;}
var args=[],ret=true,i;for(i=0;i<arguments.length;++i){args.push(arguments[i]);}
var argslength=args.length;if(!this.silent){}
for(i=0;i<len;++i){var s=this.subscribers[i];if(s){if(!this.silent){}
var scope=s.getScope(this.scope);if(this.signature==YAHOO.util.CustomEvent.FLAT){var param=null;if(args.length>0){param=args[0];}
ret=s.fn.call(scope,param,s.obj);}else{ret=s.fn.call(scope,this.type,args,s.obj);}
if(false===ret){if(!this.silent){}
return false;}}}
return true;},unsubscribeAll:function(){for(var i=0,len=this.subscribers.length;i<len;++i){this._delete(len-1-i);}},_delete:function(index){var s=this.subscribers[index];if(s){delete s.fn;delete s.obj;}
this.subscribers.splice(index,1);}};YAHOO.util.Subscriber=function(fn,obj,override){this.fn=fn;this.obj=obj||null;this.override=override;};YAHOO.util.Subscriber.prototype.getScope=function(defaultScope){if(this.override){if(this.override===true){return this.obj;}else{return this.override;}}
return defaultScope;};YAHOO.util.Subscriber.prototype.contains=function(fn,obj){if(obj){return(this.fn==fn&&this.obj==obj);}else{return(this.fn==fn);}};if(!YAHOO.util.Event){YAHOO.util.Event=function(){var loadComplete=false;var listeners=[];var unloadListeners=[];var legacyEvents=[];var legacyHandlers=[];var retryCount=0;var onAvailStack=[];var legacyMap=[];var counter=0;return{POLL_RETRYS:200,POLL_INTERVAL:20,EL:0,TYPE:1,FN:2,WFN:3,OBJ:3,ADJ_SCOPE:4,isSafari:(/Safari|Konqueror|KHTML/gi).test(navigator.userAgent),isIE:(!this.isSafari&&!navigator.userAgent.match(/opera/gi)&&navigator.userAgent.match(/msie/gi)),_interval:null,startInterval:function(){if(!this._interval){var self=this;var callback=function(){self._tryPreloadAttach();};this._interval=setInterval(callback,this.POLL_INTERVAL);}},onAvailable:function(p_id,p_fn,p_obj,p_override){onAvailStack.push({id:p_id,fn:p_fn,obj:p_obj,override:p_override,checkReady:false});retryCount=this.POLL_RETRYS;this.startInterval();},onContentReady:function(p_id,p_fn,p_obj,p_override){onAvailStack.push({id:p_id,fn:p_fn,obj:p_obj,override:p_override,checkReady:true});retryCount=this.POLL_RETRYS;this.startInterval();},addListener:function(el,sType,fn,obj,override){if(!fn||!fn.call){return false;}
if(this._isValidCollection(el)){var ok=true;for(var i=0,len=el.length;i<len;++i){ok=this.on(el[i],sType,fn,obj,override)&&ok;}
return ok;}else if(typeof el=="string"){var oEl=this.getEl(el);if(oEl){el=oEl;}else{this.onAvailable(el,function(){YAHOO.util.Event.on(el,sType,fn,obj,override);});return true;}}
if(!el){return false;}
if("unload"==sType&&obj!==this){unloadListeners[unloadListeners.length]=[el,sType,fn,obj,override];return true;}
var scope=el;if(override){if(override===true){scope=obj;}else{scope=override;}}
var wrappedFn=function(e){return fn.call(scope,YAHOO.util.Event.getEvent(e),obj);};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||el!=legacyEvents[legacyIndex][0]){legacyIndex=legacyEvents.length;legacyMap[el.id+sType]=legacyIndex;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(li);}else{try{this._simpleAdd(el,sType,wrappedFn,false);}catch(e){this.removeListener(el,sType,fn);return false;}}
return true;},fireLegacyEvent:function(e,legacyIndex){var ok=true;var le=legacyHandlers[legacyIndex];for(var i=0,len=le.length;i<len;++i){var li=le[i];if(li&&li[this.WFN]){var scope=li[this.ADJ_SCOPE];var ret=li[this.WFN].call(scope,e);ok=(ok&&ret);}}
return ok;},getLegacyIndex:function(el,sType){var key=this.generateId(el)+sType;if(typeof legacyMap[key]=="undefined"){return-1;}else{return legacyMap[key];}},useLegacyEvent:function(el,sType){if(!el.addEventListener&&!el.attachEvent){return true;}else if(this.isSafari){if("click"==sType||"dblclick"==sType){return true;}}
return false;},removeListener:function(el,sType,fn){var i,len;if(typeof el=="string"){el=this.getEl(el);}else if(this._isValidCollection(el)){var ok=true;for(i=0,len=el.length;i<len;++i){ok=(this.removeListener(el[i],sType,fn)&&ok);}
return ok;}
if(!fn||!fn.call){return this.purgeElement(el,false,sType);}
if("unload"==sType){for(i=0,len=unloadListeners.length;i<len;i++){var li=unloadListeners[i];if(li&&li[0]==el&&li[1]==sType&&li[2]==fn){unloadListeners.splice(i,1);return true;}}
return false;}
var cacheItem=null;var index=arguments[3];if("undefined"==typeof index){index=this._getCacheIndex(el,sType,fn);}
if(index>=0){cacheItem=listeners[index];}
if(!el||!cacheItem){return false;}
if(this.useLegacyEvent(el,sType)){var legacyIndex=this.getLegacyIndex(el,sType);var llist=legacyHandlers[legacyIndex];if(llist){for(i=0,len=llist.length;i<len;++i){li=llist[i];if(li&&li[this.EL]==el&&li[this.TYPE]==sType&&li[this.FN]==fn){llist.splice(i,1);break;}}}}else{try{this._simpleRemove(el,sType,cacheItem[this.WFN],false);}catch(e){return false;}}
delete listeners[index][this.WFN];delete listeners[index][this.FN];listeners.splice(index,1);return true;},getTarget:function(ev,resolveTextNode){var t=ev.target||ev.srcElement;return this.resolveTextNode(t);},resolveTextNode:function(node){if(node&&3==node.nodeType){return node.parentNode;}else{return node;}},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;},getXY:function(ev){return[this.getPageX(ev),this.getPageY(ev)];},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 this.resolveTextNode(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.keyCode||0;},_getCacheIndex:function(el,sType,fn){for(var i=0,len=listeners.length;i<len;++i){var li=listeners[i];if(li&&li[this.FN]==fn&&li[this.EL]==el&&li[this.TYPE]==sType){return i;}}
return-1;},generateId:function(el){var id=el.id;if(!id){id="yuievtautoid-"+counter;++counter;el.id=id;}
return id;},_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(){},_load:function(e){loadComplete=true;var EU=YAHOO.util.Event;if(this.isIE){EU._simpleRemove(window,"load",EU._load);}},_tryPreloadAttach:function(){if(this.locked){return false;}
this.locked=true;var tryAgain=!loadComplete;if(!tryAgain){tryAgain=(retryCount>0);}
var notAvail=[];for(var i=0,len=onAvailStack.length;i<len;++i){var item=onAvailStack[i];if(item){var el=this.getEl(item.id);if(el){if(!item.checkReady||loadComplete||el.nextSibling||(document&&document.body)){var scope=el;if(item.override){if(item.override===true){scope=item.obj;}else{scope=item.override;}}
item.fn.call(scope,item.obj);onAvailStack[i]=null;}}else{notAvail.push(item);}}}
retryCount=(notAvail.length===0)?0:retryCount-1;if(tryAgain){this.startInterval();}else{clearInterval(this._interval);this._interval=null;}
this.locked=false;return true;},purgeElement:function(el,recurse,sType){var elListeners=this.getListeners(el,sType);if(elListeners){for(var i=0,len=elListeners.length;i<len;++i){var l=elListeners[i];this.removeListener(el,l.type,l.fn);}}
if(recurse&&el&&el.childNodes){for(i=0,len=el.childNodes.length;i<len;++i){this.purgeElement(el.childNodes[i],recurse,sType);}}},getListeners:function(el,sType){var elListeners=[];if(listeners&&listeners.length>0){for(var i=0,len=listeners.length;i<len;++i){var l=listeners[i];if(l&&l[this.EL]===el&&(!sType||sType===l[this.TYPE])){elListeners.push({type:l[this.TYPE],fn:l[this.FN],obj:l[this.OBJ],adjust:l[this.ADJ_SCOPE],index:i});}}}
return(elListeners.length)?elListeners:null;},_unload:function(e){var EU=YAHOO.util.Event,i,j,l,len,index;for(i=0,len=unloadListeners.length;i<len;++i){l=unloadListeners[i];if(l){var scope=window;if(l[EU.ADJ_SCOPE]){if(l[EU.ADJ_SCOPE]===true){scope=l[EU.OBJ];}else{scope=l[EU.ADJ_SCOPE];}}
l[EU.FN].call(scope,EU.getEvent(e),l[EU.OBJ]);unloadListeners[i]=null;l=null;scope=null;}}
unloadListeners=null;if(listeners&&listeners.length>0){j=listeners.length;while(j){index=j-1;l=listeners[index];if(l){EU.removeListener(l[EU.EL],l[EU.TYPE],l[EU.FN],index);}
j=j-1;}
l=null;EU.clearCache();}
for(i=0,len=legacyEvents.length;i<len;++i){legacyEvents[i][0]=null;legacyEvents[i]=null;}
legacyEvents=null;EU._simpleRemove(window,"unload",EU._unload);},_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||dd.scrollLeft)){return[dd.scrollTop,dd.scrollLeft];}else if(db){return[db.scrollTop,db.scrollLeft];}else{return[0,0];}},_simpleAdd:function(){if(window.addEventListener){return function(el,sType,fn,capture){el.addEventListener(sType,fn,(capture));};}else if(window.attachEvent){return function(el,sType,fn,capture){el.attachEvent("on"+sType,fn);};}else{return function(){};}}(),_simpleRemove:function(){if(window.removeEventListener){return function(el,sType,fn,capture){el.removeEventListener(sType,fn,(capture));};}else if(window.detachEvent){return function(el,sType,fn){el.detachEvent("on"+sType,fn);};}else{return function(){};}}()};}();(function(){var EU=YAHOO.util.Event;EU.on=EU.addListener;if(document&&document.body){EU._load();}else{EU._simpleAdd(window,"load",EU._load);}
EU._simpleAdd(window,"unload",EU._unload);EU._tryPreloadAttach();})();}
YAHOO.util.EventProvider=function(){};YAHOO.util.EventProvider.prototype={__yui_events:null,__yui_subscribers:null,subscribe:function(p_type,p_fn,p_obj,p_override){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[p_type];if(ce){ce.subscribe(p_fn,p_obj,p_override);}else{this.__yui_subscribers=this.__yui_subscribers||{};var subs=this.__yui_subscribers;if(!subs[p_type]){subs[p_type]=[];}
subs[p_type].push({fn:p_fn,obj:p_obj,override:p_override});}},unsubscribe:function(p_type,p_fn,p_obj){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[p_type];if(ce){return ce.unsubscribe(p_fn,p_obj);}else{return false;}},createEvent:function(p_type,p_config){this.__yui_events=this.__yui_events||{};var opts=p_config||{};var events=this.__yui_events;if(events[p_type]){}else{var scope=opts.scope||this;var silent=opts.silent||null;var ce=new YAHOO.util.CustomEvent(p_type,scope,silent,YAHOO.util.CustomEvent.FLAT);events[p_type]=ce;if(opts.onSubscribeCallback){ce.subscribeEvent.subscribe(opts.onSubscribeCallback);}
this.__yui_subscribers=this.__yui_subscribers||{};var qs=this.__yui_subscribers[p_type];if(qs){for(var i=0;i<qs.length;++i){ce.subscribe(qs[i].fn,qs[i].obj,qs[i].override);}}}
return events[p_type];},fireEvent:function(p_type,arg1,arg2,etc){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[p_type];if(ce){var args=[];for(var i=1;i<arguments.length;++i){args.push(arguments[i]);}
return ce.fire.apply(ce,args);}else{return null;}},hasEvent:function(type){if(this.__yui_events){if(this.__yui_events[type]){return true;}}
return false;}};YAHOO.util.Connect={_msxml_progid:['MSXML2.XMLHTTP.3.0','MSXML2.XMLHTTP','Microsoft.XMLHTTP'],_poll:{},_timeOut:{},_transaction_id:0,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};break;}
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)
{var o=this.getConnectionObject();if(!o){return null;}
else{
o.conn.open(method,uri,true);
this.handleReadyState(o,callback);o.conn.send(null);return o;}},handleReadyState:function(o,callback)
{var oConn=this;if(callback&&callback.timeout){this._timeOut[o.tId]=window.setTimeout(function(){oConn.abort(o,callback,true);},callback.timeout);}
this._poll[o.tId]=window.setInterval(function(){if(o.conn&&o.conn.readyState==4){window.clearInterval(oConn._poll[o.tId]);delete oConn._poll[o.tId];if(callback&&callback.timeout){delete oConn._timeOut[o.tId];}
oConn.handleTransactionResponse(o,callback);}},50);},handleTransactionResponse:function(o,callback,isAbort)
{if(!callback){this.releaseObject(o);return;}
var httpStatus,responseObject;try
{if(o.conn.status!==undefined&&o.conn.status!=0){httpStatus=o.conn.status;}
else{httpStatus=13030;}}
catch(e){httpStatus=13030;}
if(httpStatus>=200&&httpStatus<300){try
{responseObject=this.createResponseObject(o,callback.argument);if(callback.success){if(!callback.scope){callback.success(responseObject);}
else{callback.success.apply(callback.scope,[responseObject]);}}}
catch(e){}}
else{try
{switch(httpStatus){case 12002:case 12029:case 12030:case 12031:case 12152:case 13030:responseObject=this.createExceptionObject(o.tId,callback.argument,(isAbort?isAbort:false));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]);}}}}
catch(e){}}
this.releaseObject(o);responseObject=null;},createResponseObject:function(o,callbackArg)
{var obj={};var headerObj={};try
{var headerStr=o.conn.getAllResponseHeaders();var header=headerStr.split('\n');for(var i=0;i<header.length;i++){var delimitPos=header[i].indexOf(':');if(delimitPos!=-1){headerObj[header[i].substring(0,delimitPos)]=header[i].substring(delimitPos+2);}}}
catch(e){}
obj.tId=o.tId;obj.status=o.conn.status;obj.statusText=o.conn.statusText;obj.getResponseHeader=headerObj;obj.getAllResponseHeaders=headerStr;obj.responseText=o.conn.responseText;obj.responseXML=o.conn.responseXML;if(typeof callbackArg!==undefined){obj.argument=callbackArg;}
return obj;},createExceptionObject:function(tId,callbackArg,isAbort)
{var COMM_CODE=0;var COMM_ERROR='communication failure';var ABORT_CODE=-1;var ABORT_ERROR='transaction aborted';var obj={};obj.tId=tId;if(isAbort){obj.status=ABORT_CODE;obj.statusText=ABORT_ERROR;}
else{obj.status=COMM_CODE;obj.statusText=COMM_ERROR;}
if(callbackArg){obj.argument=callbackArg;}
return obj;}
,abort:function(o,callback,isTimeout)
{if(this.isCallInProgress(o)){o.conn.abort();window.clearInterval(this._poll[o.tId]);delete this._poll[o.tId];if(isTimeout){delete this._timeOut[o.tId];}
this.handleTransactionResponse(o,callback,true);return true;}
else{return false;}},isCallInProgress:function(o)
{if(o.conn){return o.conn.readyState!=4&&o.conn.readyState!=0;}
else{return false;}},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={patterns:{noNegatives:/width|height|opacity|padding/i,offsetAttribute:/^((width|height)|(top|left))$/,defaultUnit:/width|height|top$|bottom$|left$|right$/i,offsetUnit:/\d+(em|%|en|ex|pt|in|cm|mm|pc)$/i},doMethod:function(attr,start,end){return this.method(this.currentFrame,start,end-start,this.totalFrames);},setAttribute:function(attr,val,unit){if(this.patterns.noNegatives.test(attr)){val=(val>0)?val:0;}
YAHOO.util.Dom.setStyle(this.getEl(),attr,val+unit);},getAttribute:function(attr){var el=this.getEl();var val=YAHOO.util.Dom.getStyle(el,attr);if(val!=='auto'&&!this.patterns.offsetUnit.test(val)){return parseFloat(val);}
var a=this.patterns.offsetAttribute.exec(attr)||[];var pos=!!(a[3]);var box=!!(a[2]);if(box||(YAHOO.util.Dom.getStyle(el,'position')=='absolute'&&pos)){val=el['offset'+a[0].charAt(0).toUpperCase()+a[0].substr(1)];}else{val=0;}
return val;},getDefaultUnit:function(attr){if(this.patterns.defaultUnit.test(attr)){return'px';}
return'';},setRuntimeAttribute:function(attr){var start;var end;var attributes=this.attributes;this.runtimeAttributes[attr]={};var isset=function(prop){return(typeof prop!=='undefined');};if(!isset(attributes[attr]['to'])&&!isset(attributes[attr]['by'])){return false;}
start=(isset(attributes[attr]['from']))?attributes[attr]['from']:this.getAttribute(attr);if(isset(attributes[attr]['to'])){end=attributes[attr]['to'];}else if(isset(attributes[attr]['by'])){if(start.constructor==Array){end=[];for(var i=0,len=start.length;i<len;++i){end[i]=start[i]+attributes[attr]['by'][i];}}else{end=start+attributes[attr]['by'];}}
this.runtimeAttributes[attr].start=start;this.runtimeAttributes[attr].end=end;this.runtimeAttributes[attr].unit=(isset(attributes[attr].unit))?attributes[attr]['unit']:this.getDefaultUnit(attr);},init:function(el,attributes,duration,method){var isAnimated=false;var startTime=null;var actualFrames=0;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.isAnimated=function(){return isAnimated;};this.getStartTime=function(){return startTime;};this.runtimeAttributes={};this.animate=function(){if(this.isAnimated()){return false;}
this.currentFrame=0;this.totalFrames=(this.useSeconds)?Math.ceil(YAHOO.util.AnimMgr.fps*this.duration):this.duration;YAHOO.util.AnimMgr.registerElement(this);};this.stop=function(finish){if(finish){this.currentFrame=this.totalFrames;this._onTween.fire();}
YAHOO.util.AnimMgr.stop(this);};var onStart=function(){this.onStart.fire();this.runtimeAttributes={};for(var attr in this.attributes){this.setRuntimeAttribute(attr);}
isAnimated=true;actualFrames=0;startTime=new Date();};var onTween=function(){var data={duration:new Date()-this.getStartTime(),currentFrame:this.currentFrame};this.onTween.fire(data);var runtimeAttributes=this.runtimeAttributes;for(var attr in runtimeAttributes){this.setAttribute(attr,this.doMethod(attr,runtimeAttributes[attr].start,runtimeAttributes[attr].end),runtimeAttributes[attr].unit);}
actualFrames+=1;};var onComplete=function(){var actual_duration=(new Date()-startTime)/1000;var data={duration:actual_duration,frames:actualFrames,fps:actualFrames/actual_duration};isAnimated=false;actualFrames=0;this.onComplete.fire(data);};this._onStart=new YAHOO.util.CustomEvent('_start',this,true);this.onStart=new YAHOO.util.CustomEvent('start',this);this.onTween=new YAHOO.util.CustomEvent('tween',this);this._onTween=new YAHOO.util.CustomEvent('_tween',this,true);this.onComplete=new YAHOO.util.CustomEvent('complete',this);this._onComplete=new YAHOO.util.CustomEvent('_complete',this,true);this._onStart.subscribe(onStart);this._onTween.subscribe(onTween);this._onComplete.subscribe(onComplete);}};YAHOO.util.AnimMgr=new function(){var thread=null;var queue=[];var tweenCount=0;this.fps=1000;this.delay=1;this.registerElement=function(tween){queue[queue.length]=tween;tweenCount+=1;tween._onStart.fire();this.start();};this.unRegister=function(tween,index){tween._onComplete.fire();index=index||getIndex(tween);if(index!=-1){queue.splice(index,1);}
tweenCount-=1;if(tweenCount<=0){this.stop();}};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()){this.unRegister(tween,i);}}
queue=[];thread=null;tweenCount=0;}
else{this.unRegister(tween);}};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();}
else{YAHOO.util.AnimMgr.stop(tween,i);}}};var getIndex=function(anim){for(var i=0,len=queue.length;i<len;++i){if(queue[i]==anim){return i;}}
return-1;};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]];};};(function(){YAHOO.util.ColorAnim=function(el,attributes,duration,method){YAHOO.util.ColorAnim.superclass.constructor.call(this,el,attributes,duration,method);};YAHOO.extend(YAHOO.util.ColorAnim,YAHOO.util.Anim);var Y=YAHOO.util;var superclass=Y.ColorAnim.superclass;var proto=Y.ColorAnim.prototype;proto.patterns.color=/color$/i;proto.patterns.rgb=/^rgb\(([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\)$/i;proto.patterns.hex=/^#?([0-9A-F]{2})([0-9A-F]{2})([0-9A-F]{2})$/i;proto.patterns.hex3=/^#?([0-9A-F]{1})([0-9A-F]{1})([0-9A-F]{1})$/i;proto.patterns.transparent=/^transparent|rgba\(0, 0, 0, 0\)$/;proto.parseColor=function(s){if(s.length==3){return s;}
var c=this.patterns.hex.exec(s);if(c&&c.length==4){return[parseInt(c[1],16),parseInt(c[2],16),parseInt(c[3],16)];}
c=this.patterns.rgb.exec(s);if(c&&c.length==4){return[parseInt(c[1],10),parseInt(c[2],10),parseInt(c[3],10)];}
c=this.patterns.hex3.exec(s);if(c&&c.length==4){return[parseInt(c[1]+c[1],16),parseInt(c[2]+c[2],16),parseInt(c[3]+c[3],16)];}
return null;};proto.getAttribute=function(attr){var el=this.getEl();if(this.patterns.color.test(attr)){var val=YAHOO.util.Dom.getStyle(el,attr);if(this.patterns.transparent.test(val)){var parent=el.parentNode;val=Y.Dom.getStyle(parent,attr);while(parent&&this.patterns.transparent.test(val)){parent=parent.parentNode;val=Y.Dom.getStyle(parent,attr);if(parent.tagName.toUpperCase()=='HTML'){val='#fff';}}}}else{val=superclass.getAttribute.call(this,attr);}
return val;};proto.doMethod=function(attr,start,end){var val;if(this.patterns.color.test(attr)){val=[];for(var i=0,len=start.length;i<len;++i){val[i]=superclass.doMethod.call(this,attr,start[i],end[i]);}
val='rgb('+Math.floor(val[0])+','+Math.floor(val[1])+','+Math.floor(val[2])+')';}
else{val=superclass.doMethod.call(this,attr,start,end);}
return val;};proto.setRuntimeAttribute=function(attr){superclass.setRuntimeAttribute.call(this,attr);if(this.patterns.color.test(attr)){var attributes=this.attributes;var start=this.parseColor(this.runtimeAttributes[attr].start);var end=this.parseColor(this.runtimeAttributes[attr].end);if(typeof attributes[attr]['to']==='undefined'&&typeof attributes[attr]['by']!=='undefined'){end=this.parseColor(attributes[attr].by);for(var i=0,len=start.length;i<len;++i){end[i]=start[i]+end[i];}}
this.runtimeAttributes[attr].start=start;this.runtimeAttributes[attr].end=end;}};})();YAHOO.util.Easing={easeNone:function(t,b,c,d){return c*t/d+b;},easeIn:function(t,b,c,d){return c*(t/=d)*t+b;},easeOut:function(t,b,c,d){return-c*(t/=d)*(t-2)+b;},easeBoth:function(t,b,c,d){if((t/=d/2)<1){return c/2*t*t+b;}
return-c/2*((--t)*(t-2)-1)+b;},backIn:function(t,b,c,d,s){if(typeof s=='undefined'){s=1.70158;}
return c*(t/=d)*t*((s+1)*t-s)+b;},backOut:function(t,b,c,d,s){if(typeof s=='undefined'){s=1.70158;}
return c*((t=t/d-1)*t*((s+1)*t+s)+1)+b;},backBoth:function(t,b,c,d,s){if(typeof s=='undefined'){s=1.70158;}
if((t/=d/2)<1){return c/2*(t*t*(((s*=(1.525))+1)*t-s))+b;}
return c/2*((t-=2)*t*(((s*=(1.525))+1)*t+s)+2)+b;}};
(function(){YAHOO.util.Motion=function(el,attributes,duration,method){if(el){YAHOO.util.Motion.superclass.constructor.call(this,el,attributes,duration,method);}};YAHOO.extend(YAHOO.util.Motion,YAHOO.util.ColorAnim);var Y=YAHOO.util;var superclass=Y.Motion.superclass;var proto=Y.Motion.prototype;proto.patterns.points=/^points$/i;proto.setAttribute=function(attr,val,unit){if(this.patterns.points.test(attr)){unit=unit||'px';superclass.setAttribute.call(this,'left',val[0],unit);superclass.setAttribute.call(this,'top',val[1],unit);}else{superclass.setAttribute.call(this,attr,val,unit);}};proto.getAttribute=function(attr){if(this.patterns.points.test(attr)){var val=[superclass.getAttribute.call(this,'left'),superclass.getAttribute.call(this,'top')];}else{val=superclass.getAttribute.call(this,attr);}
return val;};proto.doMethod=function(attr,start,end){var val=null;if(this.patterns.points.test(attr)){var t=this.method(this.currentFrame,0,100,this.totalFrames)/100;val=Y.Bezier.getPosition(this.runtimeAttributes[attr],t);}else{val=superclass.doMethod.call(this,attr,start,end);}
return val;};proto.setRuntimeAttribute=function(attr){if(this.patterns.points.test(attr)){var el=this.getEl();var attributes=this.attributes;var start;var control=attributes['points']['control']||[];var end;var i,len;if(control.length>0&&!(control[0]instanceof Array)){control=[control];}else{var tmp=[];for(i=0,len=control.length;i<len;++i){tmp[i]=control[i];}
control=tmp;}
if(Y.Dom.getStyle(el,'position')=='static'){Y.Dom.setStyle(el,'position','relative');}
if(isset(attributes['points']['from'])){Y.Dom.setXY(el,attributes['points']['from']);}
else{Y.Dom.setXY(el,Y.Dom.getXY(el));}
start=this.getAttribute('points');if(isset(attributes['points']['to'])){end=translateValues.call(this,attributes['points']['to'],start);var pageXY=Y.Dom.getXY(this.getEl());for(i=0,len=control.length;i<len;++i){control[i]=translateValues.call(this,control[i],start);}}else if(isset(attributes['points']['by'])){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]];}}
this.runtimeAttributes[attr]=[start];if(control.length>0){this.runtimeAttributes[attr]=this.runtimeAttributes[attr].concat(control);}
this.runtimeAttributes[attr][this.runtimeAttributes[attr].length]=end;}
else{superclass.setRuntimeAttribute.call(this,attr);}};var translateValues=function(val,start){var pageXY=Y.Dom.getXY(this.getEl());val=[val[0]-pageXY[0]+start[0],val[1]-pageXY[1]+start[1]];return val;};var isset=function(prop){return(typeof prop!=='undefined');};})();
(function(){var Event=YAHOO.util.Event;var Dom=YAHOO.util.Dom;YAHOO.util.DragDrop=function(id,sGroup,config){if(id){this.init(id,sGroup,config);}};YAHOO.util.DragDrop.prototype={id:null,config:null,dragElId:null,handleElId:null,invalidHandleTypes:null,invalidHandleIds:null,invalidHandleClasses:null,startPageX:0,startPageY:0,groups:null,locked:false,lock:function(){this.locked=true;},unlock:function(){this.locked=false;},isTarget:true,padding:null,_domRef:null,__ygDragDrop:true,constrainX:false,constrainY:false,minX:0,maxX:0,minY:0,maxY:0,maintainOffset:false,xTicks:null,yTicks:null,primaryButtonOnly:true,available:false,hasOuterHandles:false,startDrag:function(x,y){},b4Drag:function(e){},onDrag:function(e){},onDragEnter:function(e,id){},onDragOver:function(e,id){},onDragOut:function(e,id){},onDragDrop:function(e,id){},onInvalidDrop:function(e){},endDrag:function(e){},b4MouseDown:function(e){},onMouseDown:function(e){},onMouseUp:function(e){},onAvailable:function(){},getEl:function(){if(!this._domRef){this._domRef=Dom.get(this.id);}
return this._domRef;},getDragEl:function(){return Dom.get(this.dragElId);},init:function(id,sGroup,config){this.initTarget(id,sGroup,config);Event.on(this.id,"mousedown",this.handleMouseDown,this,true);},initTarget:function(id,sGroup,config){this.config=config||{};this.DDM=YAHOO.util.DDM;this.groups={};if(typeof id!=="string"){id=Dom.generateId(id);}
this.id=id;this.addToGroup((sGroup)?sGroup:"default");this.handleElId=id;Event.onAvailable(id,this.handleOnAvailable,this,true);this.setDragElId(id);this.invalidHandleTypes={A:"A"};this.invalidHandleIds={};this.invalidHandleClasses=[];this.applyConfig();},applyConfig:function(){this.padding=this.config.padding||[0,0,0,0];this.isTarget=(this.config.isTarget!==false);this.maintainOffset=(this.config.maintainOffset);this.primaryButtonOnly=(this.config.primaryButtonOnly!==false);},handleOnAvailable:function(){this.available=true;this.resetConstraints();this.onAvailable();},setPadding:function(iTop,iRight,iBot,iLeft){if(!iRight&&0!==iRight){this.padding=[iTop,iTop,iTop,iTop];}else if(!iBot&&0!==iBot){this.padding=[iTop,iRight,iTop,iRight];}else{this.padding=[iTop,iRight,iBot,iLeft];}},setInitPosition:function(diffX,diffY){var el=this.getEl();if(!this.DDM.verifyEl(el)){return;}
var dx=diffX||0;var dy=diffY||0;var p=Dom.getXY(el);this.initPageX=p[0]-dx;this.initPageY=p[1]-dy;this.lastPageX=p[0];this.lastPageY=p[1];this.setStartPosition(p);},setStartPosition:function(pos){var p=pos||Dom.getXY(this.getEl());this.deltaSetXY=null;this.startPageX=p[0];this.startPageY=p[1];},addToGroup:function(sGroup){this.groups[sGroup]=true;this.DDM.regDragDrop(this,sGroup);},removeFromGroup:function(sGroup){if(this.groups[sGroup]){delete this.groups[sGroup];}
this.DDM.removeDDFromGroup(this,sGroup);},setDragElId:function(id){this.dragElId=id;},setHandleElId:function(id){if(typeof id!=="string"){id=Dom.generateId(id);}
this.handleElId=id;this.DDM.regHandle(this.id,id);},setOuterHandleElId:function(id){if(typeof id!=="string"){id=Dom.generateId(id);}
Event.on(id,"mousedown",this.handleMouseDown,this,true);this.setHandleElId(id);this.hasOuterHandles=true;},unreg:function(){Event.removeListener(this.id,"mousedown",this.handleMouseDown);this._domRef=null;this.DDM._remove(this);},isLocked:function(){return(this.DDM.isLocked()||this.locked);},handleMouseDown:function(e,oDD){var button=e.which||e.button;if(this.primaryButtonOnly&&button>1){return;}
if(this.isLocked()){return;}
this.DDM.refreshCache(this.groups);var pt=new YAHOO.util.Point(Event.getPageX(e),Event.getPageY(e));if(!this.hasOuterHandles&&!this.DDM.isOverTarget(pt,this)){}else{if(this.clickValidator(e)){this.setStartPosition();this.b4MouseDown(e);this.onMouseDown(e);this.DDM.handleMouseDown(e,this);this.DDM.stopEvent(e);}else{}}},clickValidator:function(e){var target=Event.getTarget(e);return(this.isValidHandleChild(target)&&(this.id==this.handleElId||this.DDM.handleWasClicked(target,this.id)));},addInvalidHandleType:function(tagName){var type=tagName.toUpperCase();this.invalidHandleTypes[type]=type;},addInvalidHandleId:function(id){if(typeof id!=="string"){id=Dom.generateId(id);}
this.invalidHandleIds[id]=id;},addInvalidHandleClass:function(cssClass){this.invalidHandleClasses.push(cssClass);},removeInvalidHandleType:function(tagName){var type=tagName.toUpperCase();delete this.invalidHandleTypes[type];},removeInvalidHandleId:function(id){if(typeof id!=="string"){id=Dom.generateId(id);}
delete this.invalidHandleIds[id];},removeInvalidHandleClass:function(cssClass){for(var i=0,len=this.invalidHandleClasses.length;i<len;++i){if(this.invalidHandleClasses[i]==cssClass){delete this.invalidHandleClasses[i];}}},isValidHandleChild:function(node){var valid=true;var nodeName;try{nodeName=node.nodeName.toUpperCase();}catch(e){nodeName=node.nodeName;}
valid=valid&&!this.invalidHandleTypes[nodeName];valid=valid&&!this.invalidHandleIds[node.id];for(var i=0,len=this.invalidHandleClasses.length;valid&&i<len;++i){valid=!Dom.hasClass(node,this.invalidHandleClasses[i]);}
return valid;},setXTicks:function(iStartX,iTickSize){this.xTicks=[];this.xTickSize=iTickSize;var tickMap={};for(var i=this.initPageX;i>=this.minX;i=i-iTickSize){if(!tickMap[i]){this.xTicks[this.xTicks.length]=i;tickMap[i]=true;}}
for(i=this.initPageX;i<=this.maxX;i=i+iTickSize){if(!tickMap[i]){this.xTicks[this.xTicks.length]=i;tickMap[i]=true;}}
this.xTicks.sort(this.DDM.numericSort);},setYTicks:function(iStartY,iTickSize){this.yTicks=[];this.yTickSize=iTickSize;var tickMap={};for(var i=this.initPageY;i>=this.minY;i=i-iTickSize){if(!tickMap[i]){this.yTicks[this.yTicks.length]=i;tickMap[i]=true;}}
for(i=this.initPageY;i<=this.maxY;i=i+iTickSize){if(!tickMap[i]){this.yTicks[this.yTicks.length]=i;tickMap[i]=true;}}
this.yTicks.sort(this.DDM.numericSort);},setXConstraint:function(iLeft,iRight,iTickSize){this.leftConstraint=iLeft;this.rightConstraint=iRight;this.minX=this.initPageX-iLeft;this.maxX=this.initPageX+iRight;if(iTickSize){this.setXTicks(this.initPageX,iTickSize);}
this.constrainX=true;},clearConstraints:function(){this.constrainX=false;this.constrainY=false;this.clearTicks();},clearTicks:function(){this.xTicks=null;this.yTicks=null;this.xTickSize=0;this.yTickSize=0;},setYConstraint:function(iUp,iDown,iTickSize){this.topConstraint=iUp;this.bottomConstraint=iDown;this.minY=this.initPageY-iUp;this.maxY=this.initPageY+iDown;if(iTickSize){this.setYTicks(this.initPageY,iTickSize);}
this.constrainY=true;},resetConstraints:function(){if(this.initPageX||this.initPageX===0){var dx=(this.maintainOffset)?this.lastPageX-this.initPageX:0;var dy=(this.maintainOffset)?this.lastPageY-this.initPageY:0;this.setInitPosition(dx,dy);}else{this.setInitPosition();}
if(this.constrainX){this.setXConstraint(this.leftConstraint,this.rightConstraint,this.xTickSize);}
if(this.constrainY){this.setYConstraint(this.topConstraint,this.bottomConstraint,this.yTickSize);}},getTick:function(val,tickArray){if(!tickArray){return val;}else if(tickArray[0]>=val){return tickArray[0];}else{for(var i=0,len=tickArray.length;i<len;++i){var next=i+1;if(tickArray[next]&&tickArray[next]>=val){var diff1=val-tickArray[i];var diff2=tickArray[next]-val;return(diff2>diff1)?tickArray[i]:tickArray[next];}}
return tickArray[tickArray.length-1];}}};})();
if(!YAHOO.util.DragDropMgr){YAHOO.util.DragDropMgr=function(){var Event=YAHOO.util.Event;return{ids:{},handleIds:{},dragCurrent:null,dragOvers:{},deltaX:0,deltaY:0,preventDefault:true,stopPropagation:true,initalized:false,locked:false,init:function(){this.initialized=true;},POINT:0,INTERSECT:1,STRICT_INTERSECT:2,mode:0,_execOnAll:function(sMethod,args){for(var i in this.ids){for(var j in this.ids[i]){var oDD=this.ids[i][j];if(!this.isTypeOfDD(oDD)){continue;}
oDD[sMethod].apply(oDD,args);}}},_onLoad:function(){this.init();Event.on(document,"mouseup",this.handleMouseUp,this,true);Event.on(document,"mousemove",this.handleMouseMove,this,true);Event.on(window,"unload",this._onUnload,this,true);Event.on(window,"resize",this._onResize,this,true);},_onResize:function(e){this._execOnAll("resetConstraints",[]);},lock:function(){this.locked=true;},unlock:function(){this.locked=false;},isLocked:function(){return this.locked;},locationCache:{},useCache:true,clickPixelThresh:3,clickTimeThresh:1000,dragThreshMet:false,clickTimeout:null,startX:0,startY:0,regDragDrop:function(oDD,sGroup){if(!this.initialized){this.init();}
if(!this.ids[sGroup]){this.ids[sGroup]={};}
this.ids[sGroup][oDD.id]=oDD;},removeDDFromGroup:function(oDD,sGroup){if(!this.ids[sGroup]){this.ids[sGroup]={};}
var obj=this.ids[sGroup];if(obj&&obj[oDD.id]){delete obj[oDD.id];}},_remove:function(oDD){for(var g in oDD.groups){if(g&&this.ids[g][oDD.id]){delete this.ids[g][oDD.id];}}
delete this.handleIds[oDD.id];},regHandle:function(sDDId,sHandleId){if(!this.handleIds[sDDId]){this.handleIds[sDDId]={};}
this.handleIds[sDDId][sHandleId]=sHandleId;},isDragDrop:function(id){return(this.getDDById(id))?true:false;},getRelated:function(p_oDD,bTargetsOnly){var oDDs=[];for(var i in p_oDD.groups){for(j in this.ids[i]){var dd=this.ids[i][j];if(!this.isTypeOfDD(dd)){continue;}
if(!bTargetsOnly||dd.isTarget){oDDs[oDDs.length]=dd;}}}
return oDDs;},isLegalTarget:function(oDD,oTargetDD){var targets=this.getRelated(oDD,true);for(var i=0,len=targets.length;i<len;++i){if(targets[i].id==oTargetDD.id){return true;}}
return false;},isTypeOfDD:function(oDD){return(oDD&&oDD.__ygDragDrop);},isHandle:function(sDDId,sHandleId){return(this.handleIds[sDDId]&&this.handleIds[sDDId][sHandleId]);},getDDById:function(id){for(var i in this.ids){if(this.ids[i][id]){return this.ids[i][id];}}
return null;},handleMouseDown:function(e,oDD){this.currentTarget=YAHOO.util.Event.getTarget(e);this.dragCurrent=oDD;var el=oDD.getEl();this.startX=YAHOO.util.Event.getPageX(e);this.startY=YAHOO.util.Event.getPageY(e);this.deltaX=this.startX-el.offsetLeft;this.deltaY=this.startY-el.offsetTop;this.dragThreshMet=false;this.clickTimeout=setTimeout(function(){var DDM=YAHOO.util.DDM;DDM.startDrag(DDM.startX,DDM.startY);},this.clickTimeThresh);},startDrag:function(x,y){clearTimeout(this.clickTimeout);if(this.dragCurrent){this.dragCurrent.startDrag(x,y);}
this.dragThreshMet=true;},handleMouseUp:function(e){if(!this.dragCurrent){return;}
clearTimeout(this.clickTimeout);if(this.dragThreshMet){this.fireEvents(e,true);}else{}
this.stopDrag(e);/* MPS 2007-01-19 this.stopEvent(e); */},stopEvent:function(e){if(this.stopPropagation){YAHOO.util.Event.stopPropagation(e);}
if(this.preventDefault){YAHOO.util.Event.preventDefault(e);}},stopDrag:function(e){if(this.dragCurrent){if(this.dragThreshMet){this.dragCurrent.endDrag(e);}
this.dragCurrent.onMouseUp(e);}
this.dragCurrent=null;this.dragOvers={};},handleMouseMove:function(e){if(!this.dragCurrent){return true;}
if(YAHOO.util.Event.isIE&&!e.button){this.stopEvent(e);return this.handleMouseUp(e);}
if(!this.dragThreshMet){var diffX=Math.abs(this.startX-YAHOO.util.Event.getPageX(e));var diffY=Math.abs(this.startY-YAHOO.util.Event.getPageY(e));if(diffX>this.clickPixelThresh||diffY>this.clickPixelThresh){this.startDrag(this.startX,this.startY);}}
if(this.dragThreshMet){this.dragCurrent.b4Drag(e);this.dragCurrent.onDrag(e);this.fireEvents(e,false);}
this.stopEvent(e);return true;},fireEvents:function(e,isDrop){var dc=this.dragCurrent;if(!dc||dc.isLocked()){return;}
var x=YAHOO.util.Event.getPageX(e);var y=YAHOO.util.Event.getPageY(e);var pt=new YAHOO.util.Point(x,y);var oldOvers=[];var outEvts=[];var overEvts=[];var dropEvts=[];var enterEvts=[];for(var i in this.dragOvers){var ddo=this.dragOvers[i];if(!this.isTypeOfDD(ddo)){continue;}
if(!this.isOverTarget(pt,ddo,this.mode)){outEvts.push(ddo);}
oldOvers[i]=true;delete this.dragOvers[i];}
for(var sGroup in dc.groups){if("string"!=typeof sGroup){continue;}
for(i in this.ids[sGroup]){var oDD=this.ids[sGroup][i];if(!this.isTypeOfDD(oDD)){continue;}
if(oDD.isTarget&&!oDD.isLocked()&&oDD!=dc){if(this.isOverTarget(pt,oDD,this.mode)){if(isDrop){dropEvts.push(oDD);}else{if(!oldOvers[oDD.id]){enterEvts.push(oDD);}else{overEvts.push(oDD);}
this.dragOvers[oDD.id]=oDD;}}}}}
if(this.mode){if(outEvts.length){dc.onDragOut(e,outEvts);}
if(enterEvts.length){dc.onDragEnter(e,enterEvts);}
if(overEvts.length){dc.onDragOver(e,overEvts);}
if(dropEvts.length){dc.onDragDrop(e,dropEvts);}}else{var len=0;for(i=0,len=outEvts.length;i<len;++i){dc.onDragOut(e,outEvts[i].id);}
for(i=0,len=enterEvts.length;i<len;++i){dc.onDragEnter(e,enterEvts[i].id);}
for(i=0,len=overEvts.length;i<len;++i){dc.onDragOver(e,overEvts[i].id);}
for(i=0,len=dropEvts.length;i<len;++i){dc.onDragDrop(e,dropEvts[i].id);}}
if(isDrop&&!dropEvts.length){dc.onInvalidDrop(e);}},getBestMatch:function(dds){var winner=null;var len=dds.length;if(len==1){winner=dds[0];}else{for(var i=0;i<len;++i){var dd=dds[i];if(this.mode==this.INTERSECT&&dd.cursorIsOver){winner=dd;break;}else{if(!winner||!winner.overlap||(dd.overlap&&winner.overlap.getArea()<dd.overlap.getArea())){winner=dd;}}}}
return winner;},refreshCache:function(groups){for(var sGroup in groups){if("string"!=typeof sGroup){continue;}
for(var i in this.ids[sGroup]){var oDD=this.ids[sGroup][i];if(this.isTypeOfDD(oDD)){var loc=this.getLocation(oDD);if(loc){this.locationCache[oDD.id]=loc;}else{delete this.locationCache[oDD.id];}}}}},verifyEl:function(el){try{if(el){var parent=el.offsetParent;if(parent){return true;}}}catch(e){}
return false;},getLocation:function(oDD){if(!this.isTypeOfDD(oDD)){return null;}
var el=oDD.getEl(),pos,x1,x2,y1,y2,t,r,b,l;try{pos=YAHOO.util.Dom.getXY(el);}catch(e){}
if(!pos){return null;}
x1=pos[0];x2=x1+el.offsetWidth;y1=pos[1];y2=y1+el.offsetHeight;t=y1-oDD.padding[0];r=x2+oDD.padding[1];b=y2+oDD.padding[2];l=x1-oDD.padding[3];return new YAHOO.util.Region(t,r,b,l);},isOverTarget:function(pt,oTarget,intersect){var loc=this.locationCache[oTarget.id];if(!loc||!this.useCache){loc=this.getLocation(oTarget);this.locationCache[oTarget.id]=loc;}
if(!loc){return false;}
oTarget.cursorIsOver=loc.contains(pt);var dc=this.dragCurrent;if(!dc||!dc.getTargetCoord||(!intersect&&!dc.constrainX&&!dc.constrainY)){return oTarget.cursorIsOver;}
oTarget.overlap=null;var pos=dc.getTargetCoord(pt.x,pt.y);var el=dc.getDragEl();var curRegion=new YAHOO.util.Region(pos.y,pos.x+el.offsetWidth,pos.y+el.offsetHeight,pos.x);var overlap=curRegion.intersect(loc);if(overlap){oTarget.overlap=overlap;return(intersect)?true:oTarget.cursorIsOver;}else{return false;}},_onUnload:function(e,me){this.unregAll();},unregAll:function(){if(this.dragCurrent){this.stopDrag();this.dragCurrent=null;}
this._execOnAll("unreg",[]);for(i in this.elementCache){delete this.elementCache[i];}
this.elementCache={};this.ids={};},elementCache:{},getElWrapper:function(id){var oWrapper=this.elementCache[id];if(!oWrapper||!oWrapper.el){oWrapper=this.elementCache[id]=new this.ElementWrapper(YAHOO.util.Dom.get(id));}
return oWrapper;},getElement:function(id){return YAHOO.util.Dom.get(id);},getCss:function(id){var el=YAHOO.util.Dom.get(id);return(el)?el.style:null;},ElementWrapper:function(el){this.el=el||null;this.id=this.el&&el.id;this.css=this.el&&el.style;},getPosX:function(el){return YAHOO.util.Dom.getX(el);},getPosY:function(el){return YAHOO.util.Dom.getY(el);},swapNode:function(n1,n2){if(n1.swapNode){n1.swapNode(n2);}else{var p=n2.parentNode;var s=n2.nextSibling;if(s==n1){p.insertBefore(n1,n2);}else if(n2==n1.nextSibling){p.insertBefore(n2,n1);}else{n1.parentNode.replaceChild(n2,n1);p.insertBefore(n1,s);}}},getScroll:function(){var t,l,dde=document.documentElement,db=document.body;if(dde&&(dde.scrollTop||dde.scrollLeft)){t=dde.scrollTop;l=dde.scrollLeft;}else if(db){t=db.scrollTop;l=db.scrollLeft;}
return{top:t,left:l};},getStyle:function(el,styleProp){return YAHOO.util.Dom.getStyle(el,styleProp);},getScrollTop:function(){return this.getScroll().top;},getScrollLeft:function(){return this.getScroll().left;},moveToEl:function(moveEl,targetEl){var aCoord=YAHOO.util.Dom.getXY(targetEl);YAHOO.util.Dom.setXY(moveEl,aCoord);},getClientHeight:function(){return YAHOO.util.Dom.getViewportHeight();},getClientWidth:function(){return YAHOO.util.Dom.getViewportWidth();},numericSort:function(a,b){return(a-b);},_timeoutCount:0,_addListeners:function(){var DDM=YAHOO.util.DDM;if(YAHOO.util.Event&&document){DDM._onLoad();}else{if(DDM._timeoutCount>2000){}else{setTimeout(DDM._addListeners,10);if(document&&document.body){DDM._timeoutCount+=1;}}}},handleWasClicked:function(node,id){if(this.isHandle(id,node.id)){return true;}else{var p=node.parentNode;while(p){if(this.isHandle(id,p.id)){return true;}else{p=p.parentNode;}}}
return false;}};}();YAHOO.util.DDM=YAHOO.util.DragDropMgr;YAHOO.util.DDM._addListeners();}
YAHOO.util.DD=function(id,sGroup,config){if(id){this.init(id,sGroup,config);}};YAHOO.extend(YAHOO.util.DD,YAHOO.util.DragDrop,{scroll:true,autoOffset:function(iPageX,iPageY){var x=iPageX-this.startPageX;var y=iPageY-this.startPageY;this.setDelta(x,y);},setDelta:function(iDeltaX,iDeltaY){this.deltaX=iDeltaX;this.deltaY=iDeltaY;},setDragElPos:function(iPageX,iPageY){var el=this.getDragEl();this.alignElWithMouse(el,iPageX,iPageY);},alignElWithMouse:function(el,iPageX,iPageY){var oCoord=this.getTargetCoord(iPageX,iPageY);if(!this.deltaSetXY){var aCoord=[oCoord.x,oCoord.y];YAHOO.util.Dom.setXY(el,aCoord);var newLeft=parseInt(YAHOO.util.Dom.getStyle(el,"left"),10);var newTop=parseInt(YAHOO.util.Dom.getStyle(el,"top"),10);this.deltaSetXY=[newLeft-oCoord.x,newTop-oCoord.y];}else{YAHOO.util.Dom.setStyle(el,"left",(oCoord.x+this.deltaSetXY[0])+"px");YAHOO.util.Dom.setStyle(el,"top",(oCoord.y+this.deltaSetXY[1])+"px");}
this.cachePosition(oCoord.x,oCoord.y);this.autoScroll(oCoord.x,oCoord.y,el.offsetHeight,el.offsetWidth);},cachePosition:function(iPageX,iPageY){if(iPageX){this.lastPageX=iPageX;this.lastPageY=iPageY;}else{var aCoord=YAHOO.util.Dom.getXY(this.getEl());this.lastPageX=aCoord[0];this.lastPageY=aCoord[1];}},autoScroll:function(x,y,h,w){if(this.scroll){var clientH=this.DDM.getClientHeight();var clientW=this.DDM.getClientWidth();var st=this.DDM.getScrollTop();var sl=this.DDM.getScrollLeft();var bot=h+y;var right=w+x;var toBot=(clientH+st-y-this.deltaY);var toRight=(clientW+sl-x-this.deltaX);var thresh=40;var scrAmt=(document.all)?80:30;if(bot>clientH&&toBot<thresh){window.scrollTo(sl,st+scrAmt);}
if(y<st&&st>0&&y-st<thresh){window.scrollTo(sl,st-scrAmt);}
if(right>clientW&&toRight<thresh){window.scrollTo(sl+scrAmt,st);}
if(x<sl&&sl>0&&x-sl<thresh){window.scrollTo(sl-scrAmt,st);}}},getTargetCoord:function(iPageX,iPageY){var x=iPageX-this.deltaX;var y=iPageY-this.deltaY;if(this.constrainX){if(x<this.minX){x=this.minX;}
if(x>this.maxX){x=this.maxX;}}
if(this.constrainY){if(y<this.minY){y=this.minY;}
if(y>this.maxY){y=this.maxY;}}
x=this.getTick(x,this.xTicks);y=this.getTick(y,this.yTicks);return{x:x,y:y};},applyConfig:function(){YAHOO.util.DD.superclass.applyConfig.call(this);this.scroll=(this.config.scroll!==false);},b4MouseDown:function(e){this.autoOffset(YAHOO.util.Event.getPageX(e),YAHOO.util.Event.getPageY(e));},b4Drag:function(e){this.setDragElPos(YAHOO.util.Event.getPageX(e),YAHOO.util.Event.getPageY(e));}});