#dental_services {    
    width: 160px;
    top: 155px;
    left: 312px;
    height: 105px;
    visibility: hidden;
    position: absolute;
}
#dental_services a {
    background-image: url(../imgs/n_menu_bg_off.gif);
    display: block;
}
#dental_services a:hover {
    background-image: url(../imgs/n_menu_bg_on.gif);
    //height: 21px;
    width: 160px;
}
#dental_services a.text {
    height: 21px;
    width: 160px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #FFFFFF;
}
#dental_services a:hover.text {
    color: #FFFFFF;
}

#about {    
    width: 160px;
    top: 155px;
    left: 583px;
    height: 105px;
    visibility: hidden;
    position: absolute;
}
#about a {
    background-image: url(../imgs/n_menu_bg_off.gif);
    display: block;
}
#about a:hover {
    background-image: url(../imgs/n_menu_bg_on.gif);
    //height: 21px;
    width: 160px;
}
#about a.text {
    height: 21px;
    width: 160px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #FFFFFF;
}
#about a:hover.text {
    color: #FFFFFF;
}