var popUpWin=0;

function popUpWindow(URLStr, width, height)
{

  if(popUpWin)  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width='+width+',height='+height+',left=10, top=10,screenX=10,screenY=10');

}