ul.top_menu {list-style:none; margin:0; padding:0}
ul.top_menu * {margin:0; padding:0}
ul.top_menu a {display:block; color:#919090; text-decoration:none}
ul.top_menu li {position:relative; float:left; margin:0 10px 5px}
ul.top_menu ul {
    position:absolute;
    top:26px; left:0;
    background:#d1d1d1;
    display:none;
    opacity:0;
    list-style:none
}
ul.top_menu ul li {position:relative; border:1px solid #aaa; border-top:none; width:148px; margin:0;}
ul.top_menu ul li a {display:block; padding:3px 7px 5px; background-color:#d1d1d1}
ul.top_menu ul li a:hover {background-color:#c5c5c5; cursor: pointer;}
ul.top_menu ul ul {left:148px; top:-1px}
ul.top_menu .top_menulink {border:1px solid #aaa; padding:5px 7px 7px; font-weight:bold; background:url(images/header.gif); width:134px}
ul.top_menu .top_menulink:hover, ul.top_menu .top_menuhover {background:url(images/header_over.gif)}
ul.top_menu .sub {background:#d1d1d1 url(images/arrow.gif) 136px 8px no-repeat}
ul.top_menu .topline {border-top:1px solid #aaa}