.jssorb01 {
    position: absolute;
}
.jssorb01 div, .jssorb01 div:hover, .jssorb01 .av {
    position: absolute;
    /* size of bullet elment */
    width: 12px;
    height: 12px;
    filter: alpha(opacity=70);
    opacity: .7;
    overflow: hidden;
    cursor: pointer;
    border: #000 1px solid;
}
.jssorb01 div { background-color: gray; }
.jssorb01 div:hover, .jssorb01 .av:hover { background-color: #d3d3d3; }
.jssorb01 .av { background-color: #fff; }
.jssorb01 .dn, .jssorb01 .dn:hover { background-color: #555555; }