function popupprint(url, width, height)
{
  LeftPosition=(screen.width)?(screen.width-width)/2:100;
  TopPosition=(screen.height)?(screen.height-height)/2:100;
  TopPosition = TopPosition - 100;
  var Win = window.open(url,'popup','width=' + width + ',height=' + height + ',top=' + TopPosition + ',left=' + LeftPosition + ',resizable=0,scrollbars=yes,menubar=no,toolbar=no,status=no')
}