function openImagePopup(width, height, left, top, location)
 { 
  width=width-3;
  height=height-3;
 
  var popup=window.open(location, 'popup', 'width='+width+',height='+height+',left='+left+',top='+top+',status=no,scrollbars=no,resizable=no,top=0');
  popup.focus();
 }