div.inquiry_button {	float: left;	width: 150px;	height: 35px;}div.inquiry_button a {	display: block;	margin: 0px;	overflow: hidden;	text-decoration: none;	height: 100%;	background: url('../images/inquiry_form.png') top left no-repeat;	color: #000000;	font-family: 'Arial';	font-size:16px;	font-weight: bold;	line-height: 35px;	text-align: center;}div.inquiry_button a:hover {	background-position: -150px 0;	color: #000000;}div.inquiry_button a:active {	background-position: 0px 0;	color: #000000;}