var okno = null;
function PokazSzczegoly(numer,kolekcja)
{
  borderless = false;
  width = 400;
  height = 580;
  ScrWidth = 640;
  ScrHeight = 480;
  if(window.screen)
  {
    ScrWidth = window.screen.width; 
	ScrHeight = window.screen.height;
  }
  PosX = Math.round((ScrWidth - width) / 2);
  PosY = Math.round((ScrHeight - height) / 2);
  
  if(okno != null && !document.layers)
  {
    okno.close();
  }
  if(borderless && !document.layers)
  {
	okno = window.open("pokaz_szczegoly.php?id=" + numer + "&id_kol=" + kolekcja + "", "produkt", "fullscreen=0, toolbar=0, location=0, directories=0, status=0, menubar=0, scrollbars=no, resizable=0");
	okno.resizeTo(w, s);
	okno.moveTo(PosX, PosY);
  }
  else
  {
	okno = window.open("pokaz_szczegoly.php?id=" + numer + "&id_kol=" + kolekcja + "", "produkt", "menubar=no, toolbar=no, location=no, directories=no, status=no, scrollbars=no, resizable=no, copyhistory=no, width=" + width + ", height=" + height + ", left=" + PosX + ", top=" + PosY);
  }
  okno.focus()
}