// JavaScript Document
/*˵*/
var cssdropdown=
{
disappeardelay: 250, //set delay in miliseconds before menu disappears onmouseout
enablereveal: [true, 5], //enable swipe effect? [true/false, steps (Number of animation steps. Integer between 1-20. Smaller=faster)]
enableiframeshim: 1, //enable "iframe shim" in IE5.5 to IE7? (1=yes, 0=no)
//No need to edit beyond here////////////////////////
dropmenuobj: null, 
asscmenuitem: null, 
domsupport: document.all || document.getElementById, 
standardbody: null, 
iframeshimadded: false, 
revealtimers: {},

getposOffset:function(what, offsettype)
{
	var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
	var parentEl=what.offsetParent;
	while (parentEl!=null)
	{
		totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
		parentEl=parentEl.offsetParent;
	}
	return totaloffset;
},
css:function(el, targetclass, action)
{
	var needle=new RegExp("(^|\\s+)"+targetclass+"($|\\s+)", "ig")
	if (action=="check")
		return needle.test(el.className)
	else if (action=="remove")
		el.className=el.className.replace(needle, "")
	else if (action=="add" && !needle.test(el.className))
		el.className+=" "+targetclass
},
showmenu:function(dropmenu, e)
{
	if (this.enablereveal[0])
	{
		if (!dropmenu._trueheight || dropmenu._trueheight<10)
			dropmenu._trueheight=dropmenu.offsetHeight
		clearTimeout(this.revealtimers[dropmenu.id])
		dropmenu.style.height=dropmenu._curheight=0
		dropmenu.style.overflow="hidden"
//		dropmenu.style.visibility="visible";
		dropmenu.style.display="block";
		this.revealtimers[dropmenu.id]=setInterval(function(){cssdropdown.revealmenu(dropmenu)}, 10)
	}
	else
	{
		dropmenu.style.display="block"
	}
	this.css(this.asscmenuitem, "selected", "add")
},
revealmenu:function(dropmenu, dir)
{
	var curH=dropmenu._curheight, maxH=dropmenu._trueheight, steps=this.enablereveal[1]
	if (curH<maxH)
	{
		var newH=Math.min(curH, maxH)
		dropmenu.style.height=newH+"px"
		dropmenu._curheight= newH + Math.round((maxH-newH)/steps) + 1
	}
	else
	{ //if done revealing menu
		dropmenu.style.height="auto"
		dropmenu.style.overflow="hidden"
		clearInterval(this.revealtimers[dropmenu.id])
	}
},
clearbrowseredge:function(obj, whichedge)
{
	var edgeoffset=0
	if (whichedge=="rightedge")
	{
		var windowedge=document.all && !window.opera? this.standardbody.scrollLeft+this.standardbody.clientWidth-15 : window.pageXOffset+window.innerWidth-15
		var dropmenuW=this.dropmenuobj.offsetWidth
		if (windowedge-this.dropmenuobj.x < dropmenuW)  //move menu to the left?
			edgeoffset=dropmenuW-obj.offsetWidth
	}
	else{
		var topedge=document.all && !window.opera? this.standardbody.scrollTop : window.pageYOffset
		var windowedge=document.all && !window.opera? this.standardbody.scrollTop+this.standardbody.clientHeight-15 : window.pageYOffset+window.innerHeight-18
		var dropmenuH=this.dropmenuobj._trueheight
		if (windowedge-this.dropmenuobj.y < dropmenuH){ //move up?
			edgeoffset=dropmenuH+obj.offsetHeight
			if ((this.dropmenuobj.y-topedge)<dropmenuH) //up no good either?
				edgeoffset=this.dropmenuobj.y+obj.offsetHeight-topedge
		}
	}
	return edgeoffset
},
/*main*/dropit:function(obj, e, dropmenuID,up)
{
	//alert(dropmenuID);
	if (this.dropmenuobj!=null) //hide previous menu
		this.hidemenu() //hide menu
	this.clearhidemenu()
	this.dropmenuobj=document.getElementById(dropmenuID) //reference drop down menu
	this.asscmenuitem=obj //reference associated menu item
	this.showmenu(this.dropmenuobj, e)
	this.dropmenuobj.x=this.getposOffset(obj, "left")
	this.dropmenuobj.y=this.getposOffset(obj, "top")
	var addForIe =16;
	if(!+[1,]){addForIe = 0;}
	if(navigator.appName == "Microsoft Internet Explorer") 
	{ 
		this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")-addForIe+"px"
	} 
	else
	{
		this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")+"px"
	} 

	if(up == true)
	{
		//alert(this.dropmenuobj.offsetHeight);
		var menuHeight = parseInt(obj.lang);
		this.dropmenuobj.style.top=this.dropmenuobj.y-this.clearbrowseredge(obj, "bottomedge")-obj.offsetHeight-menuHeight+"px"
		//alert(this.dropmenuobj.y);
		this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")-addForIe+"px"
	}
	else
	{
		//alert('down');
		this.dropmenuobj.style.top=this.dropmenuobj.y-this.clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+1+"px"
	}
	
	this.positionshim() //call iframe shim function
	
},
positionshim:function()
{ //display iframe shim function
	if (this.iframeshimadded)
	{
		if (this.dropmenuobj.style.display=="block"){
			this.shimobject.style.width=this.dropmenuobj.offsetWidth+"px"
			this.shimobject.style.height=this.dropmenuobj._trueheight+"px"
			this.shimobject.style.left=parseInt(this.dropmenuobj.style.left)+"px"
			this.shimobject.style.top=parseInt(this.dropmenuobj.style.top)+"px"
			this.shimobject.style.display="block"
		}
	}
},
hideshim:function()
{
	if (this.iframeshimadded)
		this.shimobject.style.display='none'
},
isContained:function(m, e)
{
	var e=window.event || e
	var c=e.relatedTarget || ((e.type=="mouseover")? e.fromElement : e.toElement)
	while (c && c!=m)try {c=c.parentNode} catch(e){c=m}
	if (c==m)
		return true
	else
		return false
},
dynamichide:function(m, e)
{
	if (!this.isContained(m, e))
	{
		this.delayhidemenu()
	}
},

delayhidemenu:function()
{
	this.delayhide=setTimeout("cssdropdown.hidemenu()", this.disappeardelay) //hide menu
},
hidemenu:function()
{
	this.css(this.asscmenuitem, "selected", "remove")
	this.dropmenuobj.style.display='none'
	this.dropmenuobj.style.left=this.dropmenuobj.style.top="-1000px"
	this.hideshim()
},
clearhidemenu:function()
{
	if (this.delayhide!="undefined")
		clearTimeout(this.delayhide)
},
addEvent:function(target, functionref, tasktype)
{
	if (target.addEventListener)
		target.addEventListener(tasktype, functionref, false);
	else if (target.attachEvent)
		target.attachEvent('on'+tasktype, function(){return functionref.call(target, window.event)});
},
startchrome:function()
{
	
	if (!this.domsupport)
		return
	this.standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body
	
	
	var menuitems=document.getElementById(arguments[0]).getElementsByTagName("a")
	var up = false
	if(arguments[0] == 'chromemenu2')
	{
		up = true
	}
	for (var i=0; i<menuitems.length; i++)
	{
		if (menuitems[i].getAttribute("rel"))
		{
			//alert(this.rel);
			var relvalue=menuitems[i].getAttribute("rel")
			var asscdropdownmenu=document.getElementById(relvalue)
			this.addEvent(asscdropdownmenu, function(){cssdropdown.clearhidemenu()}, "mouseover")
			this.addEvent(asscdropdownmenu, function(e){cssdropdown.dynamichide(this, e)}, "mouseout")
			//this.addEvent(asscdropdownmenu, function(){cssdropdown.delayhidemenu()}, "click")
			//try
			//{
			//	menuitems[i].innerHTML=menuitems[i].innerHTML+" www"+this.dropdownindicator
			//}
			//catch(e){}
			
			this.addEvent(menuitems[i], function(e)
			{ //show drop down menu when main menu items are mouse over-ed
				if (!cssdropdown.isContained(this, e))
				{
					var evtobj=window.event || e
					cssdropdown.dropit(this, evtobj, this.getAttribute("rel"),up)
				}
			}, "mouseover")
			//hide drop down menu when main menu items are mouse out
			this.addEvent(menuitems[i], function(e){cssdropdown.dynamichide(this, e)}, "mouseout")
			//hide drop down menu when main menu items are clicked on
			//this.addEvent(menuitems[i], function(){cssdropdown.delayhidemenu()}, "click")
		}
	} //end inner for
		
	if (this.enableiframeshim && document.all && !window.XDomainRequest && !this.iframeshimadded)
	{ //enable iframe shim in IE5.5 thru IE7?
		document.write('<IFRAME id="iframeshim" src="about:blank" frameBorder="0" scrolling="no" style="left:0; top:0; position:absolute; display:none;z-index:90; background: transparent;"></IFRAME>')
		this.shimobject=document.getElementById("iframeshim") //reference iframe object
		this.shimobject.style.filter='progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)'
		this.iframeshimadded=true
	}
  } //end startchrome
}