window.onload = OnLoad

var sivMenu = "siv_menu";

////////////////////////////////////////////////////////////////
//
function OnLoad()
{
	var s = GetCookie(sivMenu);
	
	if(s != "")
	{
		var ss = s.split(";");
		
		for(var i = 0; i < ss.length; i++)
		{
			var x = getElement(ss[i]);
			x.style.display = "";
		}
	}	
}


////////////////////////////////////////////////////////////////
//
function OnMenuClicked(subMenu)
{
	var x = getElement(subMenu);
	
	if(typeof(event) != "undefined")
	{
		event.cancelBubble = true;  	
		
		if(event.srcElement.nodeName == "A")
			return;
	}

	if(x.style.display == "")
	{
		x.style.display = "none";
		
		//
		var s = GetCookie(sivMenu);
		var ss = s.split(";");
		s = "";
		
		for(var i = 0; i < ss.length; i++)
		{
			if(x.id != ss[i])
			{
				if(s != "")
					s = s + ";";
													
				s = s + ss[i];
			}
		}	
		
		SetCookie(sivMenu, s);
	}
	else
	{
		x.style.display = "";
		
		//
		var s = GetCookie(sivMenu);
		
		if(s != "")
			s = s + ";";
			
		s = s + x.id;
				
		SetCookie(sivMenu, s);
	}
    
    if(typeof(event) != "undefined")
		event.cancelBubble = true;  	
}

////////////////////////////////////////////////////////////
//
function getElement(id) 
{
	// IE x Netscape
	return document.all ? document.all(id) 
					    : document.getElementById ? document.getElementById(id) 
												  : document.layers ? document.layers[id] 
												                    : null;
}

/* Podpora prace s cookies */
function getCookieVal (offset) {
  var endstr = document.cookie.indexOf (";", offset);
  if (endstr == -1)
    endstr = document.cookie.length;
  return unescape(document.cookie.substring(offset, endstr));
}
function GetCookie (name) {
  var arg = name + "=";
  var alen = arg.length;
  var clen = document.cookie.length;
  var i = 0;
  while (i < clen) {
    var j = i + alen;
    if (document.cookie.substring(i, j) == arg)
      return getCookieVal (j);
    i = document.cookie.indexOf(" ", i) + 1;
    if (i == 0) break; 
  }
  return "";
}
function SetCookie (name,value,expires,path,domain,secure) {
  document.cookie = name + "=" + escape (value) +
    ((expires) ? "; expires=" + expires.toGMTString() : "") +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    ((secure) ? "; secure" : "");
}
function DeleteCookie (name,path,domain) {
  if (GetCookie(name)) {
    document.cookie = name + "=" +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}
function ClearCookie()
{
 var intNumItems = GetCookie("NumItems");
 DeleteCookie("NumItems","/members/",null);
 for (delitem=0; delitem<intNumItems; delitem++)
 {
	DeleteCookie("Item" + (delitem + 1), "/members/", null);
 }
}