function player(TYP,TITEL,DATEI) {
  var w = 400;
  if (TYP == "video") var h = 350;
  else var h = 150;
  playerurl = 'player/index.php?typ=' + TYP + '&titel=' + TITEL + '&datei=' + DATEI;
  if(screen.width) {
    var winl = (screen.width-w)/2;
    var wint = (screen.height-h)/2;
  }
  else {
    winl = 0;wint =0;
  }
  if (winl < 0) winl = 0;
  if (wint < 0) wint = 0;
  var settings = 'height=' + h + ',';
  settings += 'width=' + w + ',';
  settings += 'top=' + wint + ',';
  settings += 'left=' + winl + ',';
  settings += 'toolbar=0,location=0,status=0,menubar=0,scrollbars=0,resizable=0';
  win = window.open(playerurl,'player',settings);
  win.window.focus();
}