/************************************************ Switch Menu script- by Martial B of http://getElementById.com/ Modified by Dynamic Drive for format & NS4/IE4 compatibility 
	Visit http://www.dynamicdrive.com/ for full source code ***********************************************/ 
	var persistmenu="yes" 
	var persisttype="sitewide" 
	if(document.getElementById) { 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");
			if(el.style.display != "block")
			{
				for (var i=0; i<ar.length; i++) { if(ar[i].className=="submenu") { ar[i].style.display = "none"; } }
				el.style.display = "block";
			}
			else { el.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 savemenustate()
	{
		var inc=1, blockid=""
		while (document.getElementById("sub"+inc))
		{
			if (document.getElementById("sub"+inc).style.display=="block")
			{
				blockid="sub"+inc
				break
			}
			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