#menu
{
        list-style: none;
        margin: 0;
        padding: 0;
}


#menu li
{
        float: left;
        position: relative;
        width: 7em;
}

#menu li ul
{
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        margin: 0;
        padding: 0;
}

#menu li>ul { 
        top: auto;
        left: auto;
}

#menu li li {
        display: block;
        float: none;
        border: 0;
        margin: 0;
        padding: 0;
}

#menu li:hover ul, #menu li.over ul { 
        display: block;
        z-index: 100;
}