#ul_menu{
    position:relative;
    width:960px;
    list-style:none;
    right:13px;
    top:0px;
}
#ul_menu li{
    width:158px;
    float:left;
    position:relative;
}
#ul_menu li a{
    width:158px;
    background-image: url("img/mn/sl1.jpg");
    float:none;
    height:32px;
    display:block;
    opacity:0.9;
    filter:alpha(opacity=90);
    -ms-filter: "alpha( opacity=90 )";

}
#ul_menu li a:hover{
    background-image: url("img/mn/sl2.jpg");
}

.sub_list {
    bottom: 32px;
    left: 0;
    width:157px;
    position: absolute;
    text-align: center;
    list-style:none;
    padding-left:0;
    line-height:32px;
    font-size:11px;
}