#toTop {
    background: url("/img//ui.totop.png") no-repeat scroll left top transparent;
    border: medium none;
    bottom: 110px;
    display: none;
    height: 51px;
    margin-left: 50px;
    overflow: hidden;
    position: fixed;
    text-decoration: none;
    text-indent: -999px;
    width: 77px;
    z-index: 2000;
}

#toTopHover {
    background: url("/img/ui.totop.png") no-repeat scroll left -51px transparent;
    display: block;
    float: left;
    height: 51px;
    opacity: 0;
    overflow: hidden;
    width: 77px;
}

#toTop:active, #toTop:focus {
    outline: medium none;
}