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");
    var divs = document.getElementById("masterdiv").getElementsByTagName("div");
    var menu_div = document.getElementById(obj+"_div");
    if(el.style.display != "block"){
      for (var i=0; i<ar.length; i++){
        if (ar[i].className=="submenu")
           ar[i].style.display = "none";
      }
      for (i=0; i<divs.length; i++) {
        if (divs[i].className=="menutitle");
      }
      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