<!--

/***********************************************
* 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="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 (document.getElementById("IBRAdiv"))
         var ib = document.getElementById("IBRAdiv").getElementsByTagName("span");      //Dan Murton 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";
         }
         for (i=0; i<ib.length; i++){
            if (ib[i].className=="submenu") //DynamicDrive.com change
               ib[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


//-->

