#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: #000;
  background-color: transparent;
  background-image: url(blank.gif);
  filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="overlay.png", sizingMethod="scale");
}

#GB_window {
  left: 0px;
  position: absolute;
  background: #fff;
  border: 5px solid #aaa;
  overflow: auto;
  z-index: 150;
}

#GB_frame {
  border:0 none;
  overflow: auto;
  width:1100px;
  
}

#GB_caption {
height:32px;
line-height:normal;
}

#GB_window img {
    cursor:pointer;
	position:absolute;
	top:2px;
    cursor: pointer;
    cursor: hand;
    right:5px;
}