#scrollbar1 { width: 510px; margin:5px 0 10px; }
#scrollbar1 .viewport { 
	width: 490px;
	height: 320px;
	overflow: hidden;
	position: relative;
	font-family:Tahoma,Geneva,sans-serif;
	font-size:12px;
	margin-top:0px;
	color: #333333;
	}
#scrollbar1 .overview {
	list-style: none;
	position: absolute;
	left: 1;
	top: 0;
	padding: 0;
	margin: 0;
	width: 453px;
	text-align:justify;
	line-height:20px;
	height: auto
}
#scrollbar1 .scrollbar{ background: transparent url(ater-imagenes/bg-scrollbar-track-y.png) no-repeat 0 0; position: relative; background-position: 0 0; float: right; width: 15px; }
#scrollbar1 .thumb { background: transparent url(ater-imagenes/bg-scrollbar-thumb-y.png) no-repeat 50% 100%; height: 25px; width: 12px; cursor: pointer; overflow: hidden; position: absolute; top: 0; left: -5px; }