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

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="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 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 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 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, "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)
		delayhide = setTimeout("hidemenu()",disappeardelay);
}

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

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