function SymError()
{
  return true;
}

window.onerror = SymError;

var SymRealWinOpen = window.open;

function SymWinOpen(url, name, attributes)
{
  return (new Object());
}

window.open = SymWinOpen;

var SymRealOnLoad;
var SymRealOnUnload;

function SymOnUnload()
{
  window.open = SymWinOpen;
  if(SymRealOnUnload != null)
     SymRealOnUnload();
}

function SymOnLoad()
{
  if(SymRealOnLoad != null)
     SymRealOnLoad();
  window.open = SymRealWinOpen;
  SymRealOnUnload = window.onunload;
  window.onunload = SymOnUnload;
}
//======================================================== do menu na stronie glownej
function imgover(imgname){
	imgname.src = "include/menu/obrazki/arrow.gif";
}
function imgout(imgname){
	imgname.src = "include/menu/obrazki/blank.gif";
}
//==============================================================================
SymRealOnLoad = window.onload;
window.onload = SymOnLoad;