function openAuxWindow(url, width, height, scrollbars) 
{ 
  var now = new Date(); 
  var win = window.open (url, 
                         'Catpopwindow' + now.getTime(), 
                         'width=' + width + ',height=' + height + 
                         ',toolbar=no,location=yes,directories=no,' + 
                         'status=no,menubar=no,resizable=yes,scrollbars=yes'); 
  if( typeof( win ) != "undefined" ) 
    if ( win ) 
      win.focus(); 

  return win != null; 
}