/* CSS Document */

.cssnav {
	position: relative;
	font-family: arial, helvetica, sans-serif;
	white-space: nowrap;
	display: block;
	width: 640px;
	height: 42px;
	margin: 0px;
	padding: 0px;
	background-image: url(images/index/buttons/phyreq_on.gif);
	background-repeat: no-repeat;
}
 
.cssnav a {
display: block;
color: #000;
font-size: 11px;
width: 640px;
height: 42px;
float: left;
text-decoration: none;
}
 
.cssnav img {width: 640px; height: 42px; border: 0; }
* html a:hover {visibility:visible}
 
.cssnav a:hover img{visibility:hidden}
 
.cssnav span {
position: absolute;
left: 35px;
top: 15px;
margin: 0px;
padding: 0px;
cursor: pointer;
}