a.banner {
	right: 0px;
	position: absolute;
	display: block;
	width: 333px;
	height: 180px; 
	background:url('/img/banner.png') no-repeat;
	z-index: 8000;
	text-decoration: none;
}

a.banner:hover {
	background:url('/img/banner_WhenMouseOn.png') no-repeat;
}