#GB_overlay {
  background-image: url(overlay.png); 
  position: absolute;
  margin: auto;
  top: 0;
  left: 0;
  z-index: 100;
  width:  100%;
  height: 100%;
}

 
* html #GB_overlay {
  background-color: #000000;
  background-color: transparent;
  background-image: url(blank.gif);
  filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="overlay.png", sizingMethod="scale");
}


#GB_window {
  top: 18px;
  left: 0px;
  position: absolute;
    padding: 0;
  margin: 0;
  /*background: #000000;*/
  /*border: 1px solid #000000;*/
  overflow: hidden;
  width: 640px;
  height: 323px;
  z-index: 150;
}

#GB_frame  { margin: 0; padding: 0; border: 0; width: 640px; height: 323px; overflow: hidden }

#GB_caption {
color: #000000; font-size: 10px; line-height: 10px; font-family: Verdana; text-decoration: none; word-spacing: -1px; letter-spacing: 1px; margin: 0px; padding: 0px; 

  /*background: #E99F00;
   background: #0000ff;
  padding: 3px 0px 8px 0px;
  */
  text-align: left;
}

#GB_window img  { margin: 0; padding: 0; position: absolute; top: 0px; left: 0px; width: 640px; height: 323px; cursor: pointerhand }