#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: 5px solid #aaa; overflow: auto; width: 400px; height: 400px; z-index: 150; } #GB_frame { border: 0; overflow: auto; width: 100%; height: 378px; } #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; }