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

var agt = navigator.userAgent;
var opa = (agt.indexOf("Opera") != -1);

if (ie4||ns6) {
	document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';background-color:'+menubgcolor+'" onMouseover="clearhidemenu(); hideSelects()" onMouseout="dynamichide(event); showSelects()"></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-30 : window.pageXOffset+window.innerWidth-15
		dropmenuobj.contentmeasure=dropmenuobj.offsetWidth-50
		if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
		edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
	} else {
		var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-30 : window.pageYOffset+window.innerHeight-18
		dropmenuobj.contentmeasure=dropmenuobj.offsetHeight-50
		if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure)
		edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
	}
	return edgeoffset
}

// Create Menu
function populatemenu(what){
	if (sub == true) {
		var subFol = "../";	
	} else {
		var subFol = "";
	}
	if (ie4) {
		// IE Specific
		dropmenuobj.innerHTML = "";
		for (i=0; i<what.length; i+=2) {
			dropmenuobj.innerHTML += "<span class='what' onMouseDown='location.href=\""+subFol+what[i+1]+"\"'><a href='"+subFol+what[i+1]+"' class='whatLink'>"+what[i]+"</a></span>";
		}
	}
	if (opa) {
		// Opera Specific
		dropmenuobj.innerHTML = "";
		for (i=0; i<what.length; i+=2) {
			dropmenuobj.innerHTML += "<span class=what onMouseDown=location.href='"+subFol+what[i+1]+"'><a href="+subFol+what[i+1]+" class=whatLink>"+what[i]+"</a></span>";
		}
	} 
	if (ns6) {
		// Netscape Specific; RETRO!
		dropmenuobj.innerHTML = "";
		for (i=0; i<what.length; i+=2) {
			dropmenuobj.innerHTML += "<table width='120' height='23' bgcolor='#345D84' background='images/menu_cornerLineNS.gif' onMouseDown='location.href=\""+subFol+what[i+1]+"\"'><tr><td><a href='"+subFol+what[i+1]+"' class='whatLink'>"+what[i]+"</a></tr></td></table><table cellspacing='0' cellpadding='0' border='0' height='2' width='120'><tr><td></td></tr></table>";
		}
	}
}


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, "topedge")+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
}


//added MJ
function hideSelects() {
	for (i=0;i<document.forms.length;i++) {
		for (j=0;j<document.forms[i].elements.length;j++) {
			if(document.forms[i].elements[j].type=='select-one' || document.forms[i].elements[j].type=='select-multiple' ) {
				document.forms[i].elements[j].style.visibility='hidden';
			}
		}
	}
}

function showSelects() {
for (i=0;i<document.forms.length;i++) {
	for (j=0;j<document.forms[i].elements.length;j++) {
		if(document.forms[i].elements[j].type=='select-one' || document.forms[i].elements[j].type=='select-multiple') {
			document.forms[i].elements[j].style.visibility='visible';
			}
		}
	}
}