body {margin:5px; font:12px Arial, Helvetica, sans-serif}
* {padding:0; margin:0}
.dropdown {float:left; padding-right:0px}
.dropdown dt {width:155px; border:0px solid #9ac1c9; padding:5px; text-decoration:none; cursor:pointer; background:url(images/header.gif)}
.dropdown dt:hover {background:url(images/header_over.gif)}
.dropdown dd {position:absolute; overflow:hidden; width:155px; display:none; background:#464646; z-index:200; opacity:0}
.dropdown ul {width:155px; border:0px solid #9ac1c9; list-style:none; border-top:none}
.dropdown li {display:inline}
.dropdown a, .dropdown a:active, .dropdown a:visited {display:block; padding:5px; color:#fff; text-decoration:none; background:#none; width:155px}
.dropdown a:hover {background:#686868; color:#000}
.dropdown .underline {border-bottom:0px solid #686868}