function popUpWin(URL,w,h) {
  XX=(screen.width-w)/2;
  YY=(screen.height-h)/2;
  poppedUpWin=window.open(URL,'PopUpWin','width='+w+',height='+h+',resizable=no,status=no,title=yes,toolbar=no,location=no,scrollbars=no,screenX='+XX+',screenY='+YY+',top='+YY+',left='+XX);
  ns = (navigator.appVersion.indexOf("MSIE")<0) ? true : false; //alert(ns);
  if (ns && poppedUpWin) { poppedUpWin.focus(); }
}