// Java Document

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

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"){ //DynamicDrive.com change
	    //hide all submenus
		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";
	}
    }
    return false;
}

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