function ImageClick(src, w,h) {
  if (!w) w = 720;
  if (!h) h = 470;
  w += 16;
  h += 64;

  strProps = "width=" + w + ",height=" + h + ",status=yes,toolbar=no,menubar=no,location=no,resizable=yes,scrollbars=no";
  winvar = window.open(src, "", strProps);
}