#facebook a {
	text-indent: -9999px;
	display: block;
	position: absolute;
	width: 33px;
	height: 33px;
	margin-left: 795px;
	top: 330px;
	z-index: 10;
	background: url('../bilder/icon_facebook.png') 0 0 no-repeat;
}



#facebook a:hover {
	background-position: 0 -33px;
}