var disappeardelay=250;  //menu disappear speed onMouseout (in miliseconds)
var enableanchorlink=0; //Enable or disable the anchor link when clicked on? (1=e, 0=d)
var hidemenu_onclick=1; //hide menu when user clicks within menu? (1=yes, 0=no)

/////No further editting needed

var ie5=document.all;
var ns6=document.getElementById&&!document.all;

function pageX(elem) {
	return elem.offsetParent ? elem.offsetLeft + pageX(elem.offsetParent) : elem.offsetLeft;
}

function parentX(elem) {
	return elem.parentNode == elem.offsetParent ? elem.offsetLeft :	pageX(elem) - pageX(elem.parentNode);
}

function pageY(elem) {
	return elem.offsetParent ? elem.offsetTop + pageY(elem.offsetParent) : elem.offsetTop;
}

function parentY(elem) {
	return elem.parentNode == elem.offsetParent ? elem.offsetTop :	pageY(elem) - pageY(elem.parentNode);
}

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) {
	if (ie5||ns6)
		dropmenuobj.style.left=dropmenuobj.style.top=-500;
	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=ie5 && !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 topedge=ie5 && !window.opera? iecompattest().scrollTop : window.pageYOffset;
		var windowedge=ie5 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18;
		dropmenuobj.contentmeasure=dropmenuobj.offsetHeight;
		if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure) { //move up?
			edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight;
			if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either?
				edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge;
		}
	}
	return edgeoffset;
}

function dropdownmenu(obj, e, dropmenuID){
	if (window.event)
		event.cancelBubble=true;
	else if (e.stopPropagation)
		e.stopPropagation();
		
	if (typeof dropmenuobj!="undefined") //hide previous menu
		dropmenuobj.style.visibility="hidden";
	
	clearhidemenu();
	
	if (ie5||ns6) {
		obj.onmouseout=delayhidemenu;
		dropmenuobj=document.getElementById(dropmenuID);
		if (hidemenu_onclick)
			dropmenuobj.onclick=function() {
				dropmenuobj.style.visibility='hidden';
			}
		dropmenuobj.onmouseover=clearhidemenu;
		dropmenuobj.onmouseout=ie5? function(){ dynamichide(event)} : function(event){ dynamichide(event)};
		showhide(dropmenuobj.style, e, "visible", "hidden");
		dropmenuobj.x=parentX(obj);//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 ((ie5||ns6) && !enableanchorlink)
		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 (ie5&&!dropmenuobj.contains(e.toElement))
		delayhidemenu();
	else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
		delayhidemenu();
}

function delayhidemenu() {
	delayhide=setTimeout("dropmenuobj.style.visibility='hidden';",disappeardelay);
}

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