function clickHandler(param, param1, class_) {
var targetId, srcElement, targetElement;
if (class_ == "Punkt") 
  {targetId = param + "details";
  targetElement = document.getElementById(targetId);
  if (targetElement.style.display == "none") 
  {targetElement.style.display = "";
  id = param + "img";
  document.images[id].src = "menu/icon_minus.gif";} 
  else 
  {targetElement.style.display = "none";
  id = param + "img";
  document.images[id].src = "menu/icon_plus.gif";}}
else
  {id = param + "details";
  document.all[id].style.display = "";
  id = param + "img";
  document.images[id].src = "menu/icon_minus.gif";}}
//---------------------------------------------
var occup;
var undefined;
var statusMouseDIV;
function hideLayer(name_layer) 
  {eval('document.all["'+name_layer+'"].style.visibility = "hidden"');
  statusMouseDIV = 0;
  return (0);}
function statusLayer(name_layer)
  {if(statusMouseDIV == 0)
  {hideLayer(name_layer);}
  return (0);}
function hideLayer_1(name_layer) 
  {setTimeout("statusLayer('"+name_layer+"')", 3000);
  statusMouseDIV = 0;
  return (0);}
function showLayer(name_layer)
  {if(occup != undefined)
  {hideLayer(occup);}
  eval('document.all["'+name_layer+'"].style.visibility = "visible"');
  occup = name_layer;
  statusMouseDIV = 1;
  return (0);}
function td_color(id, ch) 
  {if(ch)
  {bg_st = '#B7DEFF';}
  else
  {bg_st = '#ffffff';}
    if (document.all)
    {
    //alert(id);
    document.all[id].style.backgroundColor = bg_st;}
  statusMouseDIV = 1;
  return (0);}