/***********************************************
* 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="no" //"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

function closeMenu(){
	for(i=0; i<document.getElementById("masterdiv").getElementsByTagName("span").length; i++){
		document.getElementById("masterdiv").getElementsByTagName("span")[i].style.display="none"
	}
}


function SwitchMenu(obj){
	var el = document.getElementById(obj);
	q = el.style.display

	for(i=0; i<document.getElementById("masterdiv").getElementsByTagName("span").length; i++){
		document.getElementById("masterdiv").getElementsByTagName("span")[i].style.display="none"
	}
	
	if (q != "block"){
		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!="") && (typeof(eval(document.getElementById(cookievalue)))=='object'))
			document.getElementById(cookievalue).style.display="block"
//	}
}


function savemenustate(){
	blockid=""
	// If IFRAME save PARENT COOKIE
	if (typeof(parent.document.getElementById("templateFrame"))=='object'){
		allSpans = parent.document.getElementById("masterdiv").getElementsByTagName("span") 
		for(i=0; i<allSpans.length; i++){
			if(allSpans[i].className=='subMenu'){
				if (allSpans[i].style.display=="block"){
					blockid=allSpans[i].id
					break;
				}
			}
		}
		var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
		var cookievalue=(persisttype=="sitewide")? blockid+";path=/" : blockid
		parent.document.cookie=cookiename+"="+cookievalue
	}else{
		if(typeof(document.getElementById("masterdiv"))=='object'){
			allSpans = document.getElementById("masterdiv").getElementsByTagName("span") 
			for(i=0; i<allSpans.length; i++){
				if(allSpans[i].className=='subMenu'){
					if (allSpans[i].style.display=="block"){
						blockid=allSpans[i].id
						break;
					}
				}
			}
		}
		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 (document.getElementById)
window.onunload=savemenustate