#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: #F5F5F5;
	border: 1px solid #FFFFFF;
	overflow: auto;
	width: 400px;
	height: auto;
	z-index: 150;
	margin-top: 60px;
}
#GB_frame {
  border: 0;
  overflow: auto;
  width: 100%;
  height: 378px;
}

#GB_caption {
	font: bold 16px arial, verdana, sans-serif;
	color: #0f2736;
	background: url(naslov_bg.jpg) repeat-x;
	margin: 0;
	text-align: left;
	height: 30px;
	padding-top: 4px;
	padding-right: 0;
	padding-left: 10px;
}

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