#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 {
  top: 10px;
  left: 0px;
  position: absolute;
  background: #fff;
  border: 2px solid #80CCCC;
  overflow: auto;
  width: 400px;
  height: 400px;
  z-index: 150;
}

#GB_frame {
  border: none;
  overflow: auto;
  width: 100%;
  height: 378px;
}

#GB_caption {
  font-size: 1.2em;
  color: #fff;
  background: #009999 url(caption.gif) bottom repeat-x;
  padding: 2px 0 7px 5px;
  margin: 0;
  text-align: left;
}

#GB_window span {
  position: absolute;
  top: 1px;
  right: 5px;
  cursor: pointer;
  cursor: hand;
  color: #FFFFFF;
  padding: 1px 2px;
  border: 2px #999999 outset;
}

#GB_window span:hover {
	border: 2px #999 inset;
	}