ul.tabs {height:25px;}
ul.tabs li {float:left; margin-left: -1px;}
ul.tabs li:first-child {margin-left: 0;}
ul.tabs li a {float:left; width: 100px; height: 25px; text-indent:-9999px; overflow: hidden; background-repeat: no-repeat; background-position: 0 0;}
ul.tabs li a:hover {background-position: 0 -25px;}
ul.tabs li a.selected, ul.tabs li a.selected:hover {background-position: 0 -50px;}


.tabs-content {padding:10px; border:1px solid #CCC; margin-top: -1px;}
.tabs-content .selected {display: block;}