/*******************************************************************/
    /* Switch Menu script- by Martial B of http://getElementById.com/  */
    /* Modified by Dynamic Drive for format &amp NS4/IE4 compatibility */
    /* Visit http://www.dynamicdrive.com/ for full source code         */
    /*******************************************************************/

    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){ //DynamicDrive.com change
      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"); //DynamicDrive.com change
        if(el.style.display != "block"){ //DynamicDrive.com change
          for (var i=0; i<ar.length; i++){
            if (ar[i].className=="submenu") //DynamicDrive.com change
              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