dropdown.util.CustomEvent=function(_1,_2){this.type=_1;
this.scope=_2||window;
this.subscribers=[];
if(dropdown.util.Event){dropdown.util.Event.regCE(this);
}};
dropdown.util.CustomEvent.prototype={subscribe:function(fn,_4,_5){this.subscribers.push(new dropdown.util.Subscriber(fn,_4,_5));
},unsubscribe:function(fn,_6){var _7=false;
for(var i=0,len=this.subscribers.length;
i<len;
++i){var s=this.subscribers[i];
if(s&&s.contains(fn,_6)){this._delete(i);
_7=true;
}}return _7;
},fire:function(){for(var i=0,len=this.subscribers.length;
i<len;
++i){var s=this.subscribers[i];
if(s){var _10=(s.override)?s.obj:this.scope;
s.fn.call(_10,this.type,arguments,s.obj);
}}},unsubscribeAll:function(){for(var i=0,len=this.subscribers.length;
i<len;
++i){this._delete(i);
}},_delete:function(_11){var s=this.subscribers[_11];
if(s){delete s.fn;
delete s.obj;
}delete this.subscribers[_11];
}};
dropdown.util.Subscriber=function(fn,obj,_13){this.fn=fn;
this.obj=obj||null;
this.override=(_13);
};
dropdown.util.Subscriber.prototype.contains=function(fn,obj){return (this.fn==fn&&this.obj==obj);
};
if(!dropdown.util.Event){dropdown.util.Event=function(){var _14=false;
var _15=[];
var _16=[];
var _17=[];
var _18=[];
var _19=[];
var _20=[];
var _21=[];
var _22=0;
var _23=[];
var _24=0;
var _25={};
return {POLL_RETRYS:200,POLL_INTERVAL:50,EL:0,TYPE:1,FN:2,WFN:3,SCOPE: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)),addDelayedListener:function(el,_27,fn,_28,_29){_16[_16.length]=[el,_27,fn,_28,_29];
if(_14){_22=this.POLL_RETRYS;
this.startTimeout(0);
}},startTimeout:function(_30){var _31=this;
var _32=function(){_31._tryPreloadAttach();
};
this.timeout=setTimeout(_32,_30);
},onAvailable:function(_33,_34,_35,_36){_23.push({id:_33,fn:_34,obj:_35,override:_36});
_22=this.POLL_RETRYS;
this.startTimeout(0);
},addListener:function(el,_37,fn,_38,_39){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],_37,fn,_38,_39)&&ok);
}return ok;
}else{if(typeof el=="string"){var oEl=this.getEl(el);
if(_14&&oEl){el=oEl;
}else{this.addDelayedListener(el,_37,fn,_38,_39);
return true;
}}}if(!el){return false;
}if("unload"==_37&&_38!==this){_17[_17.length]=[el,_37,fn,_38,_39];
return true;
}var _42=(_39)?_38:el;
var _43=function(e){return fn.call(_42,dropdown.util.Event.getEvent(e),_38);
};
var li=[el,_37,fn,_43,_42];
var _46=_15.length;
_15[_46]=li;
this.mapListener(el,_37,fn,_46);
if(this.useLegacyEvent(el,_37)){var _47=this.getLegacyIndex(el,_37);
if(_47==-1){_47=_19.length;
_21[el.id+_37]=_47;
_19[_47]=[el,_37,el["on"+_37]];
_20[_47]=[];
el["on"+_37]=function(e){return dropdown.util.Event.fireLegacyEvent(dropdown.util.Event.getEvent(e),_47);
};
}_20[_47].push(_46);
}else{if(el.addEventListener){el.addEventListener(_37,_43,false);
}else{if(el.attachEvent){el.attachEvent("on"+_37,_43);
}}}return true;
},fireLegacyEvent:function(e,_48){var ok=true;
var le=_20[_48];
for(var i=0,len=le.length;
i<len;
++i){var _50=le[i];
if(_50){var li=_15[_50];
if(li&&li[this.WFN]){var _51=li[this.ADJ_SCOPE];
var ret=li[this.WFN].call(_51,e);
ok=(ok&&ret);
}else{delete le[i];
}}}return ok;
},getLegacyIndex:function(el,_53){var key=this.generateId(el)+_53;
if(typeof _21[key]=="undefined"){return -1;
}else{return _21[key];
}},useLegacyEvent:function(el,_55){return ((!el.addEventListener&&!el.attachEvent)||(_55=="click"&&this.isSafari));
},removeListener:function(el,_56,fn,_57){if(!fn||!fn.call){return false;
}if(typeof el=="string"){el=this.getEl(el);
}else{if(this._isValidCollection(el)){var ok=true;
for(var i=0,len=el.length;
i<len;
++i){ok=(this.removeListener(el[i],_56,fn)&&ok);
}return ok;
}}if("unload"==_56){for(i=0,len=_17.length;
i<len;
i++){var li=_17[i];
if(li&&li[0]==el&&li[1]==_56&&li[2]==fn){delete _17[i];
return true;
}}return false;
}var _58=null;
if("undefined"==typeof _57){_57=this._getCacheIndex(el,_56,fn);
}if(_57>=0){_58=_15[_57];
}if(!el||!_58){return false;
}if(el.removeEventListener){el.removeEventListener(_56,_58[this.WFN],false);
}else{if(el.detachEvent){el.detachEvent("on"+_56,_58[this.WFN]);
}}delete _15[_57][this.WFN];
delete _15[_57][this.FN];
delete _15[_57];
return true;
},getTarget:function(ev,_60){var t=ev.target||ev.srcElement;
if(_60&&t&&"#text"==t.nodeName){return t.parentNode;
}else{return t;
}},getPageX:function(ev){var x=ev.pageX;
if(!x&&0!==x){x=ev.clientX||0;
if(this.isIE){x+=this._getScrollLeft();
}}return x;
},getPageY:function(ev){var y=ev.pageY;
if(!y&&0!==y){y=ev.clientY||0;
if(this.isIE){y+=this._getScrollTop();
}}return y;
},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 t;
},getTime:function(ev){if(!ev.time){var t=new Date().getTime();
try{ev.time=t;
}catch(e){return t;
}}return ev.time;
},stopEvent:function(ev){this.stopPropagation(ev);
this.preventDefault(ev);
},stopPropagation:function(ev){if(ev.stopPropagation){ev.stopPropagation();
}else{ev.cancelBubble=true;
}},preventDefault:function(ev){if(ev.preventDefault){ev.preventDefault();
}else{ev.returnValue=false;
}},getEvent:function(e){var ev=e||window.event;
if(!ev){var c=this.getEvent.caller;
while(c){ev=c.arguments[0];
if(ev&&Event==ev.constructor){break;
}c=c.caller;
}}return ev;
},getCharCode:function(ev){return ev.charCode||((ev.type=="keypress")?ev.keyCode:0);
},_getCacheIndex:function(el,_65,fn){var key=el.id+_65;
if(!_25[key]){return -1;
}else{for(var i=0,len=_25[key].length;
i<len;
++i){var _66=_25[key][i];
if(_66.fn==fn){return _66.index;
}}}return -1;
},generateId:function(el){var id=el.id;
if(!id){id="yui-event-auto-id-"+(_24++);
el.id=id;
}return id;
},mapListener:function(_68,_69,_70,_71){var key=this.generateId(_68)+_69;
if(!_25[key]){_25[key]=[];
}_25[key].push({fn:_70,index:_71});
},_isValidCollection:function(o){return (o&&o.length&&typeof o!="string"&&!o.tagName&&!o.alert&&typeof o[0]!="undefined");
},getEl:function(id){return document.getElementById(id);
},clearCache:function(){},regCE:function(ce){_18.push(ce);
},_load:function(e){_14=true;
},_tryPreloadAttach:function(){if(this.locked){return false;
}this.locked=true;
var _74=!_14;
if(!_74){_74=(_22>0);
}var _75=[];
for(var i=0,len=_16.length;i<len;++i){var d=_16[i];
if(d){var el=this.getEl(d[this.EL]);
if(el){this.on(el,d[this.TYPE],d[this.FN],d[this.SCOPE],d[this.ADJ_SCOPE]);
delete _16[i];
}else{_75.push(d);
}}}_16=_75;notAvail=[];for(i=0,len=_23.length;i<len;++i){var _77=_23[i];
if(_77){el=this.getEl(_77.id);
if(el){var _78=(_77.override)?_77.obj:el;_77.fn.call(_78,_77.obj);
delete _23[i];
}else{notAvail.push(_77);
}}}_22=(_75.length===0&&notAvail.length===0)?0:_22-1;
if(_74){this.startTimeout(this.POLL_INTERVAL);
}this.locked=false;
},_unload:function(e,me,_80){for(var i=0,len=_17.length;i<len;++i){var l=_17[i];
if(l){var _82=(l[this.ADJ_SCOPE])?l[this.SCOPE]:window;
l[this.FN].call(_82,this.getEvent(e),l[this.SCOPE]);
}}len=_15.length;
if(len){for(i=0;i<len;++i){l=_15[i];
if(l){this.removeListener(l[this.EL],l[this.TYPE],l[this.FN],i);
}}this.clearCache();
}for(i=0,len=_18.length;i<len;++i){_18[i].unsubscribeAll();
delete _18[i];
}for(i=0,len=_19.length;i<len;++i){delete _19[i];
}},_getScrollLeft:function(){return this._getScroll()[1];
},_getScrollTop:function(){return this._getScroll()[0];
},_getScroll:function(){var dd=document.documentElement;
db=document.body;
if(dd&&dd.scrollTop){return [dd.scrollTop,dd.scrollLeft];
}else{if(db){return [db.scrollTop,db.scrollLeft];
}else{return [0,0];
}}}};
}();
dropdown.util.Event.on=dropdown.util.Event.addListener;
if(document&&document.body){dropdown.util.Event._load();
}else{dropdown.util.Event.on(window,"load",dropdown.util.Event._load,dropdown.util.Event,true);
}dropdown.util.Event.on(window,"unload",dropdown.util.Event._unload,dropdown.util.Event,true);
dropdown.util.Event._tryPreloadAttach();
}