utilities.js

/* Copyright (c) 2006, Yahoo! Inc. All rights reserved.Code licensed under the BSD License:http://developer.yahoo.net/yui/license.txtversion: 0.12.0 */
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.log=function(_2,_3,_4){var l=YAHOO.widget.Logger;if(l&&l.log){return l.log(_2,_3,_4);}else{return false;}};YAHOO.extend=function(_6,_7,_8){var F=function(){};F.prototype=_7.prototype;_6.prototype=new F();_6.prototype.constructor=_6;_6.superclass=_7.prototype;if(_7.prototype.constructor==Object.prototype.constructor){_7.prototype.constructor=_7;}if(_8){for(var i in _8){_6.prototype[i]=_8[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';}var newXY=this.getXY(el);if(!noRetry&&(newXY[0]!=pos[0]||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||'*';root=Y.Dom.get(root)||document;var nodes=[];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.prototype.toString=function(){return("Region {"+"top: "+this.top+", right: "+this.right+", bottom: "+this.bottom+", left: "+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){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(_1,_2,_3,_4){this.type=_1;this.scope=_2||window;this.silent=_3;this.signature=_4||YAHOO.util.CustomEvent.LIST;this.subscribers=[];if(!this.silent){}var _5="_YUICEOnSubscribe";if(_1!==_5){this.subscribeEvent=new YAHOO.util.CustomEvent(_5,this,true);}};YAHOO.util.CustomEvent.LIST=0;YAHOO.util.CustomEvent.FLAT=1;YAHOO.util.CustomEvent.prototype={subscribe:function(fn,_7,_8){if(this.subscribeEvent){this.subscribeEvent.fire(fn,_7,_8);}this.subscribers.push(new YAHOO.util.Subscriber(fn,_7,_8));},unsubscribe:function(fn,_9){var _10=false;for(var i=0,len=this.subscribers.length;i<len;++i){var s=this.subscribers[i];if(s&&s.contains(fn,_9)){this._delete(i);_10=true;}}return _10;},fire:function(){var len=this.subscribers.length;if(!len&&this.silent){return true;}var _14=[],ret=true,i;for(i=0;i<arguments.length;++i){_14.push(arguments[i]);}var _15=_14.length;if(!this.silent){}for(i=0;i<len;++i){var s=this.subscribers[i];if(s){if(!this.silent){}var _16=s.getScope(this.scope);if(this.signature==YAHOO.util.CustomEvent.FLAT){var _17=null;if(_14.length>0){_17=_14[0];}ret=s.fn.call(_16,_17,s.obj);}else{ret=s.fn.call(_16,this.type,_14,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(_18){var s=this.subscribers[_18];if(s){delete s.fn;delete s.obj;}this.subscribers.splice(_18,1);},toString:function(){return "CustomEvent: "+"'"+this.type+"', "+"scope: "+this.scope;}};YAHOO.util.Subscriber=function(fn,obj,_20){this.fn=fn;this.obj=obj||null;this.override=_20;};YAHOO.util.Subscriber.prototype.getScope=function(_21){if(this.override){if(this.override===true){return this.obj;}else{return this.override;}}return _21;};YAHOO.util.Subscriber.prototype.contains=function(fn,obj){if(obj){return (this.fn==fn&&this.obj==obj);}else{return (this.fn==fn);}};YAHOO.util.Subscriber.prototype.toString=function(){return "Subscriber { obj: "+(this.obj||"")+", override: "+(this.override||"no")+" }";};if(!YAHOO.util.Event){YAHOO.util.Event=function(){var _22=false;var _23=[];var _24=[];var _25=[];var _26=[];var _27=0;var _28=[];var _29=[];var _30=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 _31=this;var _32=function(){_31._tryPreloadAttach();};this._interval=setInterval(_32,this.POLL_INTERVAL);}},onAvailable:function(_33,_34,_35,_36){_28.push({id:_33,fn:_34,obj:_35,override:_36,checkReady:false});_27=this.POLL_RETRYS;this.startInterval();},onContentReady:function(_37,_38,_39,_40){_28.push({id:_37,fn:_38,obj:_39,override:_40,checkReady:true});_27=this.POLL_RETRYS;this.startInterval();},addListener:function(el,_42,fn,obj,_43){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],_42,fn,obj,_43)&&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,_42,fn,obj,_43);});return true;}}}if(!el){return false;}if("unload"==_42&&obj!==this){_24[_24.length]=[el,_42,fn,obj,_43];return true;}var _46=el;if(_43){if(_43===true){_46=obj;}else{_46=_43;}}var _47=function(e){return fn.call(_46,YAHOO.util.Event.getEvent(e),obj);};var li=[el,_42,fn,_47,_46];var _50=_23.length;_23[_50]=li;if(this.useLegacyEvent(el,_42)){var _51=this.getLegacyIndex(el,_42);if(_51==-1||el!=_25[_51][0]){_51=_25.length;_29[el.id+_42]=_51;_25[_51]=[el,_42,el["on"+_42]];_26[_51]=[];el["on"+_42]=function(e){YAHOO.util.Event.fireLegacyEvent(YAHOO.util.Event.getEvent(e),_51);};}_26[_51].push(li);}else{this._simpleAdd(el,_42,_47,false);}return true;},fireLegacyEvent:function(e,_52){var ok=true;var le=_26[_52];for(var i=0,len=le.length;i<len;++i){var li=le[i];if(li&&li[this.WFN]){var _54=li[this.ADJ_SCOPE];var ret=li[this.WFN].call(_54,e);ok=(ok&&ret);}}return ok;},getLegacyIndex:function(el,_56){var key=this.generateId(el)+_56;if(typeof _29[key]=="undefined"){return -1;}else{return _29[key];}},useLegacyEvent:function(el,_58){if(!el.addEventListener&&!el.attachEvent){return true;}else{if(this.isSafari){if("click"==_58||"dblclick"==_58){return true;}}}return false;},removeListener:function(el,_59,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],_59,fn)&&ok);}return ok;}}if(!fn||!fn.call){return this.purgeElement(el,false,_59);}if("unload"==_59){for(i=0,len=_24.length;i<len;i++){var li=_24[i];if(li&&li[0]==el&&li[1]==_59&&li[2]==fn){_24.splice(i,1);return true;}}return false;}var _60=null;var _61=arguments[3];if("undefined"==typeof _61){_61=this._getCacheIndex(el,_59,fn);}if(_61>=0){_60=_23[_61];}if(!el||!_60){return false;}if(this.useLegacyEvent(el,_59)){var _62=this.getLegacyIndex(el,_59);var _63=_26[_62];if(_63){for(i=0,len=_63.length;i<len;++i){li=_63[i];if(li&&li[this.EL]==el&&li[this.TYPE]==_59&&li[this.FN]==fn){_63.splice(i,1);}}}}else{this._simpleRemove(el,_59,_60[this.WFN],false);}delete _23[_61][this.WFN];delete _23[_61][this.FN];_23.splice(_61,1);return true;},getTarget:function(ev,_65){var t=ev.target||ev.srcElement;return this.resolveTextNode(t);},resolveTextNode:function(_67){if(_67&&3==_67.nodeType){return _67.parentNode;}else{return _67;}},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,_71,fn){for(var i=0,len=_23.length;i<len;++i){var li=_23[i];if(li&&li[this.FN]==fn&&li[this.EL]==el&&li[this.TYPE]==_71){return i;}}return -1;},generateId:function(el){var id=el.id;if(!id){id="yuievtautoid-"+_30;++_30;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){_22=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 _75=!_22;if(!_75){_75=(_27>0);}var _76=[];for(var i=0,len=_28.length;i<len;++i){var _77=_28[i];if(_77){var el=this.getEl(_77.id);if(el){if(!_77.checkReady||_22||el.nextSibling||(document&&document.body)){var _78=el;if(_77.override){if(_77.override===true){_78=_77.obj;}else{_78=_77.override;}}_77.fn.call(_78,_77.obj);delete _28[i];}}else{_76.push(_77);}}}_27=(_76.length===0)?0:_27-1;if(_75){this.startInterval();}else{clearInterval(this._interval);this._interval=null;}this.locked=false;return true;},purgeElement:function(el,_79,_80){var _81=this.getListeners(el,_80);if(_81){for(var i=0,len=_81.length;i<len;++i){var l=_81[i];this.removeListener(el,l.type,l.fn);}}if(_79&&el&&el.childNodes){for(i=0,len=el.childNodes.length;i<len;++i){this.purgeElement(el.childNodes[i],_79,_80);}}},getListeners:function(el,_83){var _84=[];if(_23&&_23.length>0){for(var i=0,len=_23.length;i<len;++i){var l=_23[i];if(l&&l[this.EL]===el&&(!_83||_83===l[this.TYPE])){_84.push({type:l[this.TYPE],fn:l[this.FN],obj:l[this.OBJ],adjust:l[this.ADJ_SCOPE],index:i});}}}return (_84.length)?_84:null;},_unload:function(e){var EU=YAHOO.util.Event,i,j,l,len,index;for(i=0,len=_24.length;i<len;++i){l=_24[i];if(l){var _85=window;if(l[EU.ADJ_SCOPE]){if(l[EU.ADJ_SCOPE]===true){_85=l[EU.OBJ];}else{_85=l[EU.ADJ_SCOPE];}}l[EU.FN].call(_85,EU.getEvent(e),l[EU.OBJ]);delete _24[i];l=null;_85=null;}}if(_23&&_23.length>0){j=_23.length;while(j){index=j-1;l=_23[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=_25.length;i<len;++i){delete _25[i][0];delete _25[i];}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,_87,fn,_88){el.addEventListener(_87,fn,(_88));};}else{if(window.attachEvent){return function(el,_89,fn,_90){el.attachEvent("on"+_89,fn);};}else{return function(){};}}}(),_simpleRemove:function(){if(window.removeEventListener){return function(el,_91,fn,_92){el.removeEventListener(_91,fn,(_92));};}else{if(window.detachEvent){return function(el,_93,fn){el.detachEvent("on"+_93,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(_94,_95,_96,_97){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[_94];if(ce){ce.subscribe(_95,_96,_97);}else{this.__yui_subscribers=this.__yui_subscribers||{};var _99=this.__yui_subscribers;if(!_99[_94]){_99[_94]=[];}_99[_94].push({fn:_95,obj:_96,override:_97});}},unsubscribe:function(_100,p_fn,_102){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[_100];if(ce){return ce.unsubscribe(p_fn,_102);}else{return false;}},createEvent:function(_103,_104){this.__yui_events=this.__yui_events||{};var opts=_104||{};var _106=this.__yui_events;if(_106[_103]){}else{var _107=opts.scope||this;var _108=opts.silent||null;var ce=new YAHOO.util.CustomEvent(_103,_107,_108,YAHOO.util.CustomEvent.FLAT);_106[_103]=ce;if(opts.onSubscribeCallback){ce.subscribeEvent.subscribe(opts.onSubscribeCallback);}this.__yui_subscribers=this.__yui_subscribers||{};var qs=this.__yui_subscribers[_103];if(qs){for(var i=0;i<qs.length;++i){ce.subscribe(qs[i].fn,qs[i].obj,qs[i].override);}}}return _106[_103];},fireEvent:function(_110,arg1,arg2,etc){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[_110];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.Anim=function(el,attributes,duration,method){if(el){this.init(el,attributes,duration,method);}};YAHOO.util.Anim.prototype={toString:function(){var el=this.getEl();var id=el.id||el.tagName;return("Anim "+id);},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};data.toString=function(){return('duration: '+data.duration+', currentFrame: '+data.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};data.toString=function(){return('duration: '+data.duration+', frames: '+data.frames+', fps: '+data.fps);};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=200;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.toString=function(){var el=this.getEl();var id=el.id||el.tagName;return("ColorAnim "+id);};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;},easeInStrong:function(t,b,c,d){return c*(t/=d)*t*t*t+b;},easeOutStrong:function(t,b,c,d){return-c*((t=t/d-1)*t*t*t-1)+b;},easeBothStrong:function(t,b,c,d){if((t/=d/2)<1)return c/2*t*t*t*t+b;return-c/2*((t-=2)*t*t*t-2)+b;},elasticIn:function(t,b,c,d,a,p){if(t==0)return b;if((t/=d)==1)return b+c;if(!p)p=d*.3;if(!a||a<Math.abs(c)){a=c;var s=p/4;}else var s=p/(2*Math.PI)*Math.asin(c/a);return-(a*Math.pow(2,10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p))+b;},elasticOut:function(t,b,c,d,a,p){if(t==0)return b;if((t/=d)==1)return b+c;if(!p)p=d*.3;if(!a||a<Math.abs(c)){a=c;var s=p/4;}else var s=p/(2*Math.PI)*Math.asin(c/a);return a*Math.pow(2,-10*t)*Math.sin((t*d-s)*(2*Math.PI)/p)+c+b;},elasticBoth:function(t,b,c,d,a,p){if(t==0)return b;if((t/=d/2)==2)return b+c;if(!p)p=d*(.3*1.5);if(!a||a<Math.abs(c)){a=c;var s=p/4;}else var s=p/(2*Math.PI)*Math.asin(c/a);if(t<1)return-.5*(a*Math.pow(2,10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p))+b;return a*Math.pow(2,-10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p)*.5+c+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;},bounceIn:function(t,b,c,d){return c-YAHOO.util.Easing.bounceOut(d-t,0,c,d)+b;},bounceOut:function(t,b,c,d){if((t/=d)<(1/2.75)){return c*(7.5625*t*t)+b;}else if(t<(2/2.75)){return c*(7.5625*(t-=(1.5/2.75))*t+.75)+b;}else if(t<(2.5/2.75)){return c*(7.5625*(t-=(2.25/2.75))*t+.9375)+b;}else{return c*(7.5625*(t-=(2.625/2.75))*t+.984375)+b;}},bounceBoth:function(t,b,c,d){if(t<d/2)return YAHOO.util.Easing.bounceIn(t*2,0,c,d)*.5+b;return YAHOO.util.Easing.bounceOut(t*2-d,0,c,d)*.5+c*.5+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.toString=function(){var el=this.getEl();var id=el.id||el.tagName;return("Motion "+id);};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(){YAHOO.util.Scroll=function(el,attributes,duration,method){if(el){YAHOO.util.Scroll.superclass.constructor.call(this,el,attributes,duration,method);}};YAHOO.extend(YAHOO.util.Scroll,YAHOO.util.ColorAnim);var Y=YAHOO.util;var superclass=Y.Scroll.superclass;var proto=Y.Scroll.prototype;proto.toString=function(){var el=this.getEl();var id=el.id||el.tagName;return("Scroll "+id);};proto.doMethod=function(attr,start,end){var val=null;if(attr=='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=superclass.doMethod.call(this,attr,start,end);}return val;};proto.getAttribute=function(attr){var val=null;var el=this.getEl();if(attr=='scroll'){val=[el.scrollLeft,el.scrollTop];}else{val=superclass.getAttribute.call(this,attr);}return val;};proto.setAttribute=function(attr,val,unit){var el=this.getEl();if(attr=='scroll'){el.scrollLeft=val[0];el.scrollTop=val[1];}else{superclass.setAttribute.call(this,attr,val,unit);}};})();(function(){var _1=YAHOO.util.Event;var _2=YAHOO.util.Dom;YAHOO.util.DragDrop=function(id,_4,_5){if(id){this.init(id,_4,_5);}};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,b4StartDrag:function(x,y){},startDrag:function(x,y){},b4Drag:function(e){},onDrag:function(e){},onDragEnter:function(e,id){},b4DragOver:function(e){},onDragOver:function(e,id){},b4DragOut:function(e){},onDragOut:function(e,id){},b4DragDrop:function(e){},onDragDrop:function(e,id){},onInvalidDrop:function(e){},b4EndDrag:function(e){},endDrag:function(e){},b4MouseDown:function(e){},onMouseDown:function(e){},onMouseUp:function(e){},onAvailable:function(){},getEl:function(){if(!this._domRef){this._domRef=_2.get(this.id);}return this._domRef;},getDragEl:function(){return _2.get(this.dragElId);},init:function(id,_9,_10){this.initTarget(id,_9,_10);_1.on(this.id,"mousedown",this.handleMouseDown,this,true);},initTarget:function(id,_11,_12){this.config=_12||{};this.DDM=YAHOO.util.DDM;this.groups={};if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}this.id=id;this.addToGroup((_11)?_11:"default");this.handleElId=id;_1.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(_13,_14,_15,_16){if(!_14&&0!==_14){this.padding=[_13,_13,_13,_13];}else{if(!_15&&0!==_15){this.padding=[_13,_14,_13,_14];}else{this.padding=[_13,_14,_15,_16];}}},setInitPosition:function(_17,_18){var el=this.getEl();if(!this.DDM.verifyEl(el)){return;}var dx=_17||0;var dy=_18||0;var p=_2.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||_2.getXY(this.getEl());this.deltaSetXY=null;this.startPageX=p[0];this.startPageY=p[1];},addToGroup:function(_24){this.groups[_24]=true;this.DDM.regDragDrop(this,_24);},removeFromGroup:function(_25){if(this.groups[_25]){delete this.groups[_25];}this.DDM.removeDDFromGroup(this,_25);},setDragElId:function(id){this.dragElId=id;},setHandleElId:function(id){if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}this.handleElId=id;this.DDM.regHandle(this.id,id);},setOuterHandleElId:function(id){if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}_1.on(id,"mousedown",this.handleMouseDown,this,true);this.setHandleElId(id);this.hasOuterHandles=true;},unreg:function(){_1.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 _27=e.which||e.button;if(this.primaryButtonOnly&&_27>1){return;}if(this.isLocked()){return;}this.DDM.refreshCache(this.groups);var pt=new YAHOO.util.Point(_1.getPageX(e),_1.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 _29=_1.getTarget(e);return (this.isValidHandleChild(_29)&&(this.id==this.handleElId||this.DDM.handleWasClicked(_29,this.id)));},addInvalidHandleType:function(_30){var _31=_30.toUpperCase();this.invalidHandleTypes[_31]=_31;},addInvalidHandleId:function(id){if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}this.invalidHandleIds[id]=id;},addInvalidHandleClass:function(_32){this.invalidHandleClasses.push(_32);},removeInvalidHandleType:function(_33){var _34=_33.toUpperCase();delete this.invalidHandleTypes[_34];},removeInvalidHandleId:function(id){if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}delete this.invalidHandleIds[id];},removeInvalidHandleClass:function(_35){for(var i=0,len=this.invalidHandleClasses.length;i<len;++i){if(this.invalidHandleClasses[i]==_35){delete this.invalidHandleClasses[i];}}},isValidHandleChild:function(_37){var _38=true;var _39;try{_39=_37.nodeName.toUpperCase();}catch(e){_39=_37.nodeName;}_38=_38&&!this.invalidHandleTypes[_39];_38=_38&&!this.invalidHandleIds[_37.id];for(var i=0,len=this.invalidHandleClasses.length;_38&&i<len;++i){_38=!_2.hasClass(_37,this.invalidHandleClasses[i]);}return _38;},setXTicks:function(_40,_41){this.xTicks=[];this.xTickSize=_41;var _42={};for(var i=this.initPageX;i>=this.minX;i=i-_41){if(!_42[i]){this.xTicks[this.xTicks.length]=i;_42[i]=true;}}for(i=this.initPageX;i<=this.maxX;i=i+_41){if(!_42[i]){this.xTicks[this.xTicks.length]=i;_42[i]=true;}}this.xTicks.sort(this.DDM.numericSort);},setYTicks:function(_43,_44){this.yTicks=[];this.yTickSize=_44;var _45={};for(var i=this.initPageY;i>=this.minY;i=i-_44){if(!_45[i]){this.yTicks[this.yTicks.length]=i;_45[i]=true;}}for(i=this.initPageY;i<=this.maxY;i=i+_44){if(!_45[i]){this.yTicks[this.yTicks.length]=i;_45[i]=true;}}this.yTicks.sort(this.DDM.numericSort);},setXConstraint:function(_46,_47,_48){this.leftConstraint=_46;this.rightConstraint=_47;this.minX=this.initPageX-_46;this.maxX=this.initPageX+_47;if(_48){this.setXTicks(this.initPageX,_48);}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,_50,_51){this.topConstraint=iUp;this.bottomConstraint=_50;this.minY=this.initPageY-iUp;this.maxY=this.initPageY+_50;if(_51){this.setYTicks(this.initPageY,_51);}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,_53){if(!_53){return val;}else{if(_53[0]>=val){return _53[0];}else{for(var i=0,len=_53.length;i<len;++i){var _54=i+1;if(_53[_54]&&_53[_54]>=val){var _55=val-_53[i];var _56=_53[_54]-val;return (_56>_55)?_53[i]:_53[_54];}}return _53[_53.length-1];}}},toString:function(){return ("DragDrop "+this.id);}};})();if(!YAHOO.util.DragDropMgr){YAHOO.util.DragDropMgr=function(){var _57=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,mode:0,_execOnAll:function(_58,_59){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[_58].apply(oDD,_59);}}},_onLoad:function(){this.init();_57.on(document,"mouseup",this.handleMouseUp,this,true);_57.on(document,"mousemove",this.handleMouseMove,this,true);_57.on(window,"unload",this._onUnload,this,true);_57.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,_61){if(!this.initialized){this.init();}if(!this.ids[_61]){this.ids[_61]={};}this.ids[_61][oDD.id]=oDD;},removeDDFromGroup:function(oDD,_62){if(!this.ids[_62]){this.ids[_62]={};}var obj=this.ids[_62];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(_65,_66){if(!this.handleIds[_65]){this.handleIds[_65]={};}this.handleIds[_65][_66]=_66;},isDragDrop:function(id){return (this.getDDById(id))?true:false;},getRelated:function(_67,_68){var _69=[];for(var i in _67.groups){for(j in this.ids[i]){var dd=this.ids[i][j];if(!this.isTypeOfDD(dd)){continue;}if(!_68||dd.isTarget){_69[_69.length]=dd;}}}return _69;},isLegalTarget:function(oDD,_71){var _72=this.getRelated(oDD,true);for(var i=0,len=_72.length;i<len;++i){if(_72[i].id==_71.id){return true;}}return false;},isTypeOfDD:function(oDD){return (oDD&&oDD.__ygDragDrop);},isHandle:function(_73,_74){return (this.handleIds[_73]&&this.handleIds[_73][_74]);},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.b4StartDrag(x,y);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);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.b4EndDrag(e);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 _76=Math.abs(this.startX-YAHOO.util.Event.getPageX(e));var _77=Math.abs(this.startY-YAHOO.util.Event.getPageY(e));if(_76>this.clickPixelThresh||_77>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,_78){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 _80=[];var _81=[];var _82=[];var _83=[];var _84=[];for(var i in this.dragOvers){var ddo=this.dragOvers[i];if(!this.isTypeOfDD(ddo)){continue;}if(!this.isOverTarget(pt,ddo,this.mode)){_81.push(ddo);}_80[i]=true;delete this.dragOvers[i];}for(var _86 in dc.groups){if("string"!=typeof _86){continue;}for(i in this.ids[_86]){var oDD=this.ids[_86][i];if(!this.isTypeOfDD(oDD)){continue;}if(oDD.isTarget&&!oDD.isLocked()&&oDD!=dc){if(this.isOverTarget(pt,oDD,this.mode)){if(_78){_83.push(oDD);}else{if(!_80[oDD.id]){_84.push(oDD);}else{_82.push(oDD);}this.dragOvers[oDD.id]=oDD;}}}}}if(this.mode){if(_81.length){dc.b4DragOut(e,_81);dc.onDragOut(e,_81);}if(_84.length){dc.onDragEnter(e,_84);}if(_82.length){dc.b4DragOver(e,_82);dc.onDragOver(e,_82);}if(_83.length){dc.b4DragDrop(e,_83);dc.onDragDrop(e,_83);}}else{var len=0;for(i=0,len=_81.length;i<len;++i){dc.b4DragOut(e,_81[i].id);dc.onDragOut(e,_81[i].id);}for(i=0,len=_84.length;i<len;++i){dc.onDragEnter(e,_84[i].id);}for(i=0,len=_82.length;i<len;++i){dc.b4DragOver(e,_82[i].id);dc.onDragOver(e,_82[i].id);}for(i=0,len=_83.length;i<len;++i){dc.b4DragDrop(e,_83[i].id);dc.onDragDrop(e,_83[i].id);}}if(_78&&!_83.length){dc.onInvalidDrop(e);}},getBestMatch:function(dds){var _89=null;var len=dds.length;if(len==1){_89=dds[0];}else{for(var i=0;i<len;++i){var dd=dds[i];if(dd.cursorIsOver){_89=dd;break;}else{if(!_89||_89.overlap.getArea()<dd.overlap.getArea()){_89=dd;}}}}return _89;},refreshCache:function(_90){for(var _91 in _90){if("string"!=typeof _91){continue;}for(var i in this.ids[_91]){var oDD=this.ids[_91][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 _93=el.offsetParent;if(_93){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,_94,_95){var loc=this.locationCache[_94.id];if(!loc||!this.useCache){loc=this.getLocation(_94);this.locationCache[_94.id]=loc;}if(!loc){return false;}_94.cursorIsOver=loc.contains(pt);var dc=this.dragCurrent;if(!dc||!dc.getTargetCoord||(!_95&&!dc.constrainX&&!dc.constrainY)){return _94.cursorIsOver;}_94.overlap=null;var pos=dc.getTargetCoord(pt.x,pt.y);var el=dc.getDragEl();var _96=new YAHOO.util.Region(pos.y,pos.x+el.offsetWidth,pos.y+el.offsetHeight,pos.x);var _97=_96.intersect(loc);if(_97){_94.overlap=_97;return (_95)?true:_94.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 _99=this.elementCache[id];if(!_99||!_99.el){_99=this.elementCache[id]=new this.ElementWrapper(YAHOO.util.Dom.get(id));}return _99;},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;}else{YAHOO.log("could not get scroll property");}}return {top:t,left:l};},getStyle:function(el,_104){return YAHOO.util.Dom.getStyle(el,_104);},getScrollTop:function(){return this.getScroll().top;},getScrollLeft:function(){return this.getScroll().left;},moveToEl:function(_105,_106){var _107=YAHOO.util.Dom.getXY(_106);YAHOO.util.Dom.setXY(_105,_107);},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,_111,_112){if(id){this.init(id,_111,_112);}};YAHOO.extend(YAHOO.util.DD,YAHOO.util.DragDrop,{scroll:true,autoOffset:function(_113,_114){var x=_113-this.startPageX;var y=_114-this.startPageY;this.setDelta(x,y);},setDelta:function(_115,_116){this.deltaX=_115;this.deltaY=_116;},setDragElPos:function(_117,_118){var el=this.getDragEl();this.alignElWithMouse(el,_117,_118);},alignElWithMouse:function(el,_119,_120){var _121=this.getTargetCoord(_119,_120);if(!this.deltaSetXY){var _122=[_121.x,_121.y];YAHOO.util.Dom.setXY(el,_122);var _123=parseInt(YAHOO.util.Dom.getStyle(el,"left"),10);var _124=parseInt(YAHOO.util.Dom.getStyle(el,"top"),10);this.deltaSetXY=[_123-_121.x,_124-_121.y];}else{YAHOO.util.Dom.setStyle(el,"left",(_121.x+this.deltaSetXY[0])+"px");YAHOO.util.Dom.setStyle(el,"top",(_121.y+this.deltaSetXY[1])+"px");}this.cachePosition(_121.x,_121.y);this.autoScroll(_121.x,_121.y,el.offsetHeight,el.offsetWidth);},cachePosition:function(_125,_126){if(_125){this.lastPageX=_125;this.lastPageY=_126;}else{var _127=YAHOO.util.Dom.getXY(this.getEl());this.lastPageX=_127[0];this.lastPageY=_127[1];}},autoScroll:function(x,y,h,w){if(this.scroll){var _130=this.DDM.getClientHeight();var _131=this.DDM.getClientWidth();var st=this.DDM.getScrollTop();var sl=this.DDM.getScrollLeft();var bot=h+y;var _135=w+x;var _136=(_130+st-y-this.deltaY);var _137=(_131+sl-x-this.deltaX);var _138=40;var _139=(document.all)?80:30;if(bot>_130&&_136<_138){window.scrollTo(sl,st+_139);}if(y<st&&st>0&&y-st<_138){window.scrollTo(sl,st-_139);}if(_135>_131&&_137<_138){window.scrollTo(sl+_139,st);}if(x<sl&&sl>0&&x-sl<_138){window.scrollTo(sl-_139,st);}}},getTargetCoord:function(_140,_141){var x=_140-this.deltaX;var y=_141-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));},toString:function(){return ("DD "+this.id);}});YAHOO.util.DDProxy=function(id,_142,_143){if(id){this.init(id,_142,_143);this.initFrame();}};YAHOO.util.DDProxy.dragElId="ygddfdiv";YAHOO.extend(YAHOO.util.DDProxy,YAHOO.util.DD,{resizeFrame:true,centerFrame:false,createFrame:function(){var self=this;var body=document.body;if(!body||!body.firstChild){setTimeout(function(){self.createFrame();},50);return;}var div=this.getDragEl();if(!div){div=document.createElement("div");div.id=this.dragElId;var s=div.style;s.position="absolute";s.visibility="hidden";s.cursor="move";s.border="2px solid #aaa";s.zIndex=999;body.insertBefore(div,body.firstChild);}},initFrame:function(){this.createFrame();},applyConfig:function(){YAHOO.util.DDProxy.superclass.applyConfig.call(this);this.resizeFrame=(this.config.resizeFrame!==false);this.centerFrame=(this.config.centerFrame);this.setDragElId(this.config.dragElId||YAHOO.util.DDProxy.dragElId);},showFrame:function(_147,_148){var el=this.getEl();var _149=this.getDragEl();var s=_149.style;this._resizeProxy();if(this.centerFrame){this.setDelta(Math.round(parseInt(s.width,10)/2),Math.round(parseInt(s.height,10)/2));}this.setDragElPos(_147,_148);YAHOO.util.Dom.setStyle(_149,"visibility","visible");},_resizeProxy:function(){if(this.resizeFrame){var DOM=YAHOO.util.Dom;var el=this.getEl();var _151=this.getDragEl();var bt=parseInt(DOM.getStyle(_151,"borderTopWidth"),10);var br=parseInt(DOM.getStyle(_151,"borderRightWidth"),10);var bb=parseInt(DOM.getStyle(_151,"borderBottomWidth"),10);var bl=parseInt(DOM.getStyle(_151,"borderLeftWidth"),10);if(isNaN(bt)){bt=0;}if(isNaN(br)){br=0;}if(isNaN(bb)){bb=0;}if(isNaN(bl)){bl=0;}var _156=Math.max(0,el.offsetWidth-br-bl);var _157=Math.max(0,el.offsetHeight-bt-bb);DOM.setStyle(_151,"width",_156+"px");DOM.setStyle(_151,"height",_157+"px");}},b4MouseDown:function(e){var x=YAHOO.util.Event.getPageX(e);var y=YAHOO.util.Event.getPageY(e);this.autoOffset(x,y);this.setDragElPos(x,y);},b4StartDrag:function(x,y){this.showFrame(x,y);},b4EndDrag:function(e){YAHOO.util.Dom.setStyle(this.getDragEl(),"visibility","hidden");},endDrag:function(e){var DOM=YAHOO.util.Dom;var lel=this.getEl();var del=this.getDragEl();DOM.setStyle(del,"visibility","");DOM.setStyle(lel,"visibility","hidden");YAHOO.util.DDM.moveToEl(lel,del);DOM.setStyle(del,"visibility","hidden");DOM.setStyle(lel,"visibility","");},toString:function(){return ("DDProxy "+this.id);}});YAHOO.util.DDTarget=function(id,_160,_161){if(id){this.initTarget(id,_160,_161);}};YAHOO.extend(YAHOO.util.DDTarget,YAHOO.util.DragDrop,{toString:function(){return ("DDTarget "+this.id);}});
YAHOO.util.Connect={_msxml_progid:['MSXML2.XMLHTTP.3.0','MSXML2.XMLHTTP','Microsoft.XMLHTTP'],_http_header:{},_has_http_headers:false,_use_default_post_header:true,_default_post_header:'application/x-www-form-urlencoded',_isFormSubmit:false,_isFileUpload:false,_formNode:null,_sFormData:null,_poll:{},_timeOut:{},_polling_interval:50,_transaction_id:0,setProgId:function(id)
{this._msxml_progid.unshift(id);},setDefaultPostHeader:function(b)
{this._use_default_post_header=b;},setPollingInterval:function(i)
{if(typeof i=='number'&&isFinite(i)){this._polling_interval=i;}},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,postData)
{var o=this.getConnectionObject();if(!o){return null;}
else{if(this._isFormSubmit){if(this._isFileUpload){this.uploadFile(o.tId,callback,uri,postData);this.releaseObject(o);return;}
if(method=='GET'){if(this._sFormData.length!=0){uri+=((uri.indexOf('?')==-1)?'?':'&')+this._sFormData;}
else{uri+="?"+this._sFormData;}}
else if(method=='POST'){postData=postData?this._sFormData+"&"+postData:this._sFormData;}}
o.conn.open(method,uri,true);if(this._isFormSubmit||(postData&&this._use_default_post_header)){this.initHeader('Content-Type',this._default_post_header);if(this._isFormSubmit){this.resetFormState();}}
if(this._has_http_headers){this.setHeader(o);}
this.handleReadyState(o,callback);o.conn.send(postData||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);}},this._polling_interval);},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;},initHeader:function(label,value)
{if(this._http_header[label]===undefined){this._http_header[label]=value;}
else{this._http_header[label]=value+","+this._http_header[label];}
this._has_http_headers=true;},setHeader:function(o)
{for(var prop in this._http_header){if(this._http_header.hasOwnProperty(prop)){o.conn.setRequestHeader(prop,this._http_header[prop]);}}
delete this._http_header;this._http_header={};this._has_http_headers=false;},setForm:function(formId,isUpload,secureUri)
{this.resetFormState();var oForm;if(typeof formId=='string'){oForm=(document.getElementById(formId)||document.forms[formId]);}
else if(typeof formId=='object'){oForm=formId;}
else{return;}
if(isUpload){this.createFrame(secureUri?secureUri:null);this._isFormSubmit=true;this._isFileUpload=true;this._formNode=oForm;return;}
var oElement,oName,oValue,oDisabled;var hasSubmit=false;for(var i=0;i<oForm.elements.length;i++){oElement=oForm.elements[i];oDisabled=oForm.elements[i].disabled;oName=oForm.elements[i].name;oValue=oForm.elements[i].value;if(!oDisabled&&oName)
{switch(oElement.type)
{case'select-one':case'select-multiple':for(var j=0;j<oElement.options.length;j++){if(oElement.options[j].selected){if(window.ActiveXObject){this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oElement.options[j].attributes['value'].specified?oElement.options[j].value:oElement.options[j].text)+'&';}
else{this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oElement.options[j].hasAttribute('value')?oElement.options[j].value:oElement.options[j].text)+'&';}}}
break;case'radio':case'checkbox':if(oElement.checked){this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oValue)+'&';}
break;case'file':case undefined:case'reset':case'button':break;case'submit':if(hasSubmit==false){this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oValue)+'&';hasSubmit=true;}
break;default:this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oValue)+'&';break;}}}
this._isFormSubmit=true;this._sFormData=this._sFormData.substr(0,this._sFormData.length-1);return this._sFormData;},resetFormState:function(){this._isFormSubmit=false;this._isFileUpload=false;this._formNode=null;this._sFormData="";},createFrame:function(secureUri){var frameId='yuiIO'+this._transaction_id;if(window.ActiveXObject){var io=document.createElement('<iframe id="'+frameId+'" name="'+frameId+'" />');if(typeof secureUri=='boolean'){io.src='javascript:false';}
else if(typeof secureURI=='string'){io.src=secureUri;}}
else{var io=document.createElement('iframe');io.id=frameId;io.name=frameId;}
io.style.position='absolute';io.style.top='-1000px';io.style.left='-1000px';document.body.appendChild(io);},appendPostData:function(postData)
{var formElements=new Array();var postMessage=postData.split('&');for(var i=0;i<postMessage.length;i++){var delimitPos=postMessage[i].indexOf('=');if(delimitPos!=-1){formElements[i]=document.createElement('input');formElements[i].type='hidden';formElements[i].name=postMessage[i].substring(0,delimitPos);formElements[i].value=postMessage[i].substring(delimitPos+1);this._formNode.appendChild(formElements[i]);}}
return formElements;},uploadFile:function(id,callback,uri,postData){var frameId='yuiIO'+id;var io=document.getElementById(frameId);this._formNode.action=uri;this._formNode.method='POST';this._formNode.target=frameId;if(this._formNode.encoding){this._formNode.encoding='multipart/form-data';}
else{this._formNode.enctype='multipart/form-data';}
if(postData){var oElements=this.appendPostData(postData);}
this._formNode.submit();if(oElements&&oElements.length>0){try
{for(var i=0;i<oElements.length;i++){this._formNode.removeChild(oElements[i]);}}
catch(e){}}
this.resetFormState();var uploadCallback=function()
{var obj={};obj.tId=id;obj.argument=callback.argument;try
{obj.responseText=io.contentWindow.document.body?io.contentWindow.document.body.innerHTML:null;obj.responseXML=io.contentWindow.document.XMLDocument?io.contentWindow.document.XMLDocument:io.contentWindow.document;}
catch(e){}
if(callback.upload){if(!callback.scope){callback.upload(obj);}
else{callback.upload.apply(callback.scope,[obj]);}}
if(YAHOO.util.Event){YAHOO.util.Event.removeListener(io,"load",uploadCallback);}
else if(window.detachEvent){io.detachEvent('onload',uploadCallback);}
else{io.removeEventListener('load',uploadCallback,false);}
setTimeout(function(){document.body.removeChild(io);},100);};if(YAHOO.util.Event){YAHOO.util.Event.addListener(io,"load",uploadCallback);}
else if(window.attachEvent){io.attachEvent('onload',uploadCallback);}
else{io.addEventListener('load',uploadCallback,false);}},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;}};