function pokaz(sciezka,win_width,win_height)
  {
   NoweOkienko=window.open(sciezka,"","width="+win_width+",height="+win_height+", left=100,top=100,toolbar=no,menubar=no,location=no,scrollbars=no,resizable=yes");
   NoweOkienko.focus();
  }
  
    function pokaz2(sciezka,win_width,win_height)
  {
   NoweOkienko=window.open(sciezka,"","width="+win_width+",height="+win_height+", left=10,top=10,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes");
   NoweOkienko.focus();
  }