function MM_openBrWindow(url, winName, width, height)
{
  msg = window.open(url,winName,'toolbar=no, menubar=no, location=no, directories=no, scrollbars=yes, resizable=yes, status=yes, width=' + width +', height=' + height + ', top=100, left=50')
  //Pozor, definice proměnné msg musí být napsána na jednom řádku!
}