<!--

var browserType, casovac=null;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}



function zobraz(objekt)
{
 // Funkce pro zobrazeni menu
  odlozTimer();
  zrusMenu();
  if (browserType == "gecko" )
  {
     document.poppedLayer = eval('document.getElementById(objekt)');
     document.poppedLayer.style.visibility="visible";
  }
  else if (browserType == "ie")
  {
     document.poppedLayer = eval('document.all[objekt]');
     document.poppedLayer.style.visibility="visible";
  }
  else
  {
     document.poppedLayer = eval('document.layers[objekt]');
     document.poppedLayer.visibility="show";
  }
}

function schovej(objekt)
{
 // Funkce pro schovani menu
 // zavri_vse(objekt);
  if (browserType == "gecko" )
  {
     document.poppedLayer = eval('document.getElementById(objekt)');
     document.poppedLayer.style.visibility="hidden";
  }
  else if (browserType == "ie")
  {
     document.poppedLayer = eval('document.all[objekt]');
     document.poppedLayer.style.visibility="hidden";
  }
  else
  {
     document.poppedLayer = eval('document.layers[objekt]');
     document.poppedLayer.visibility="hidden";
  }
  

}

function zrusMenu()
{
 schovej('menu1');
 schovej('menu2');
}

function zmizPak()
{
 casovac=setTimeout("zrusMenu()",1000); 
}

function odlozTimer()
{
 clearTimeout(casovac); 
}

//-->