/*left folder menu js*/

var persistmenu="no"
  var persisttype="sitewide"
  if (document.getElementById){ 
    document.write('<style type="text/css">\n')
    document.write('#sub2{display: none;}\n')
    document.write('</style>\n')
  }
  
  function SwitchMenu(obj){
    if(document.getElementById){
      var el = document.getElementById(obj);
      var ar = document.getElementById("mainsidemenudiv").getElementsByTagName("span");
      if(el.style.display != "block"){
	for (var i=0; i<ar.length; i++){
	  if (ar[i].className=="sidesubmenu")
	    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