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

* html #GB_overlay {
  background-color: #00000;
  background-color: transparent;
  background-image: url(../img/blank.gif);
  filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="../img/overlay.png", sizingMethod="scale");
}

#GB_window {
	top: 50px;
	left: 0px;
	position: absolute;
	overflow: auto;
	width: 400px;
	height: 400px;
	z-index: 150;
	background-color: #FFFFFF;
}

#GB_kapat {
	top: 30px;
	left: 0px;
	position: absolute;
	overflow: auto;
	width: 400px;
	z-index: 150;	
	text-align: right;	
	cursor: pointer;
	cursor: hand;
}

#GB_frame {
  border: 0;
  width: 100%;
  height: 390px;
}

#GB_caption {
  font: 12px bold helvetica, verdana, sans-serif;
  color: #fff;
  background: #888;
  padding: 2px 0 2px 5px;
  margin: 0;
  text-align: left;
}

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

html, body { height: 100%; }