.dropdown {float:left; margin-top:0px; padding-right:0px; margin-bottom:0px;}
.dropdown dt {width:180px;  font-weight:bold; cursor:pointer; background:url(images/header.gif)}
.dropdown dt:hover {background:url(images/header_over.gif)}
.dropdown dd {position:absolute; overflow:hidden; width:181px; display:none; z-index:200; opacity:0; margin-left:-30px;}

.dropdown ul {width:280px; list-style:none; border-top:none; }
.dropdown li {display:inline; margin-left:-70px;}
.dropdown a, .dropdown a:active, .dropdown a:visited {display:block; text-decoration:none;  width:180px; padding-right:0px;}
.dropdown a:hover {}
.dropdown .underline {}
#nav img{
	border:none;
	padding:0px;}

.nav{float:left;  }