function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}


var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);


			function SwitchMenu(obj,url){
				if(document.getElementById){
				var el = document.getElementById(obj);
				var ar = document.getElementById("sidebar").getElementsByTagName("span"); 
					if(el.style.display != "block"){
						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";
					}
				}

				location.href=url;
			}
			
			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
			}


		
			function onloadfunction(){
			
			var cookie = readCookie("style");
			var title = cookie ? cookie : getPreferredStyleSheet();
			setActiveStyleSheet(title);

				if (persistmenu=="yes"){
				var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
				var cookievalue=get_cookie(cookiename)

				if (document.getElementById(cookievalue) != null && cookievalue!="")
					{
							document.getElementById(cookievalue).style.display="block"
					}

				}
			}

			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;
			}