function imgShow(strFileName) {
  var winPicture = window.open(strFileName,"winPicture","scrollbars=no,resizable=yes,location=no,toolbar=no,directories=no,status=no,fullscreen=no,width=100,height=100");
}

function imgWindowResize(img) {
  window.focus();
  var intWidth = document.images[img].width + 50;
  var intHeight = document.images[img].height + 100;
  window.resizeTo(intWidth,intHeight);
}