var menuid=4
var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';background-color:'+menubgcolor+'" onMouseover="lightmenu(); 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
	if (menuwidth!="") {
		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 < dropmenuobj.contentmeasure) edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
	} else {
		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) edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
	}
	return edgeoffset
}

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

function dropdownmenu(obj, e, menucontents, menuwidth, setmenu_id) {
	menuid=setmenu_id;
	document['menu_'+menuid].src = 'images/menu-'+menuid+'-over.gif';
	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, "top")
		dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
		dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+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) {
	//alert(menu);
		delayhide=setTimeout("hidemenu()",disappeardelay);
		document['menu_'+menuid].src = 'images/menu-'+menuid+'.gif';
	}
}

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

if (hidemenu_onclick=="yes") document.onclick=hidemenu

function lightmenu() {
	document['menu_'+menuid].src='images/menu-'+menuid+'-over.gif';
}