/***********************************************
* AnyLink Vertical Menu- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

//-----------------------------------------------------------------------------------------------
// No further editting needed

var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6) {
	document.write('<div id="dropmenudiv" style="visibility:hidden;width: 160px" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')
}

function getposOffset(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;
}


function showhide(obj, e, visible, hidden, menuwidth) {
	if (ie4||ns6) {
		dropmenuobj.style.left=dropmenuobj.style.top=-500
	}

	dropmenuobj.widthobj = dropmenuobj.style
	dropmenuobj.widthobj.width = menuwidth

	if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover") {
		obj.visibility=visible
	}
	else if (e.type=="click") {
		obj.visibility=hidden
	}
}

function iecompattest() {
	return (document.compatMode && document.compatMode!="BackCompat") ? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge) {
	var edgeoffset=0
	if (whichedge=="rightedge") {
		var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : 		window.pageXOffset+window.innerWidth-15
		dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
		if (windowedge-dropmenuobj.x-obj.offsetWidth < dropmenuobj.contentmeasure)
			edgeoffset=dropmenuobj.contentmeasure+obj.offsetWidth
	}
	else {
		var topedge=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset
		var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : 		window.pageYOffset+window.innerHeight-18
		dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
		if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure) { //move menu up?
			edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight
			if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either? (position at top of viewable window then)
				edgeoffset=dropmenuobj.y
		}
	}
	return edgeoffset
}

function populatemenu(what) {
	if (ie4||ns6)
		dropmenuobj.innerHTML=what.join("")
}


function dropdownmenu(obj, e, menucontents, menuwidth) {
	if (window.event) 
		event.cancelBubble=true
	else if (e.stopPropagation) 
		e.stopPropagation()
	
	clearhidemenu()
	dropmenuobj = document.getElementById ? document.getElementById("dropmenudiv") : dropmenudiv
	populatemenu(menucontents)

	if (ie4||ns6) {
		showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth)				
		dropmenuobj.x = getposOffset(obj, "left")		
		dropmenuobj.y = getposOffset(obj, "bottom")
		dropmenuobj.style.left = dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
		dropmenuobj.style.top = dropmenuobj.y + horizontaloffset + obj.offsetHeight+"px"
	}

	return clickreturnvalue()
}

function clickreturnvalue() {
	if (ie4||ns6) 
		return false
	else 
		return true
}

function contains_ns6(a, b) {
	while (b.parentNode)
		if ((b = b.parentNode) == a)
			return true;
	return false;
}

function dynamichide(e) {
	if (ie4&&!dropmenuobj.contains(e.toElement))
		delayhidemenu()
	else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
		delayhidemenu()
}

function hidemenu(e) {
	if (typeof dropmenuobj!="undefined") {
		if (ie4||ns6)
			dropmenuobj.style.visibility="hidden"
	}
}

function delayhidemenu() {
	if (ie4||ns6)
		delayhide=setTimeout("hidemenu()",disappeardelay)
}

function clearhidemenu() {
	if (typeof delayhide!="undefined")
		clearTimeout(delayhide)
}