#GB_overlay {
  position: absolute;
  margin: auto;
  top: 0;
  left: 0;
  z-index: 100;
  width:  100%;
  height: 100%;
}

* html #GB_overlay {
  filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="overlay.png", sizingMethod="scale");
}

#GB_window {
  top: 40px;
  left: 0px;
  position: absolute;
  /*border: 5px solid #aaa;*/
  overflow: hidden;
  width: 400px;
  height: 400px;
  z-index: 150;
}

#GB_frame {
  border: 0;
  overflow: hidden;
  width: 100%;
  height: 378px;
}

/*#GB_caption {
  font: Georgia, sans;
  color: #888888;
  background: none;
  padding: 2px 0 2px 10px;
  margin: 0;
  text-align: center;
}*/

#GB_window img {
  position: absolute;
  top: 30px;
  right: 5px;
  cursor: pointer;
  cursor: hand;
  background-color: rgba(0,0,0,0.5);
  
}