var persistmenu="yes" //"yes" or "no". Make sure each SPAN content contains an incrementing ID starting at 1 (id="sub1", id="sub2", etc)
var persisttype="sitewide" //enter "sitewide" for menu to persist across site, "local" for this page only

var ie4=document.all;

if (document.getElementById){ //DynamicDrive.com change
	document.write('<style type="text/css">\n')
	document.write('.submenu{display: none;margin: 0px 0px 0px 10px;}\n')
	document.write('</style>\n')
}


if (document.getElementById){ //DynamicDrive.com change
document.write('<style type="text/css">\n')
document.write('.submenu{display: none;}\n')
document.write('</style>\n')
}


function SwitchMenu(obj){	
	if(document.getElementById){
	var el = document.getElementById(obj);
	var ar = document.getElementById("masterdiv").getElementsByTagName("span"); //DynamicDrive.com change
		if(el.style.display != "block"){ //DynamicDrive.com change
			for (var i=0; i<ar.length; i++){
				if (ar[i].className=="submenu") //DynamicDrive.com change
				ar[i].style.display = "none";
			}
			el.style.display = "block";
		}else{
			el.style.display = "none";
		}
	}
}




function CloseMenu(obj){
	var ar = document.getElementById("masterdiv").getElementsByTagName("span"); //DynamicDrive.com change
	for (var i=0; i<ar.length; i++){
		if (ar[i].className=="submenu")
			ar[i].style.display = "none";
	}
}





function get_cookie(Name) { 
	var search = Name + "="
	var returnvalue = "";
	if (document.cookie.length > 0) {
		offset = document.cookie.indexOf(search)
		if (offset != -1) { 
			offset += search.length
			end = document.cookie.indexOf(";", offset);
			if (end == -1) end = document.cookie.length;
			returnvalue=unescape(document.cookie.substring(offset, end))
		}
	}
	return returnvalue;
}


function onloadfunction(){
	
	if (persistmenu=="yes"){
		var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
		var cookievalue=get_cookie(cookiename)
		if (cookievalue!="")
			document.getElementById(cookievalue).style.display="block"
	}
}

function saveclosemenustate(){
	var inc=1, blockid=""
	var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
	var cookievalue=(persisttype=="sitewide")? blockid+";path=/" : blockid
	document.cookie=cookiename+"="+cookievalue
}

function savemenustate(){
	var inc=1, blockid="";
	var flg=1;
	
	if (ie4){
		while(flg){
			if(inc>100){
				flg=0;
				break;
			}
			if(eval("document.all.sub"+inc)){
				while (eval("document.all.sub"+inc)){
					if (eval("document.all.sub"+inc).style.display=="block"){
						blockid="sub"+inc;
						flg=0;
						break;
					}
					inc++
				}
			}else{
				inc++
			}
			
		}
		
	}else{
		while(flg){
			if(inc>100){
				flg=0;
				break;
			}
			if(document.getElementById("sub"+inc)){
				while (document.getElementById("sub"+inc)){
					if (document.getElementById("sub"+inc).style.display=="block"){
						blockid="sub"+inc;
						flg=0;
						break;
					}
					inc++
				}
			}else{
				inc++;
			}
		}
    }
	
	var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
	var cookievalue=(persisttype=="sitewide")? blockid+";path=/" : blockid
	document.cookie=cookiename+"="+cookievalue
}


if (window.addEventListener)
	window.addEventListener("load", onloadfunction, false)
else if (window.attachEvent)
	window.attachEvent("onload", onloadfunction)
else if (document.getElementById)
	window.onload=onloadfunction
		



if (persistmenu=="yes" && document.getElementById){
	window.onunload=savemenustate
}