function popup(filename,Width,Height) {
  sampleUrl = 'popup/'+ filename;
  features = 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width='+Width+',height='+Height;
  popUp = window.open(sampleUrl , 'sample',features);
  popUp.focus();
}