function launchVideo(){
  if(screen){
      leftPos=screen.width-560;
      leftPos=(leftPos/2)-5;
      topPos=screen.height-420;
      topPos=(topPos/2)-30;
    }
  d1PlayerWin=window.open("http://www.markknutson.com/skip_griparis/video/flvplayer.html", "d1PlayerWin", "width=560,height=420,left="+leftPos+",top="+topPos);
}