<script type="text/javascript">

var persistmenu = false;
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 open(id) {
	if (document.getElementById(id)) {
		var selectedElement = document.getElementById(id); 
		selectedElement.style.display = "block";
	}
}
function onloadfunction() {
	if (persistmenu) {
		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 && document.getElementById) {
	window.onunload = savemenustate;
}


</script>

<script language="JavaScript">
<!--
	open('sub2');
//-->
</script>