#serviceBar{
    position:absolute;
    padding: 2px;
    left: 10px;
    top:600px;
    z-index: 1000;
    font-size: 12px;
    visibility: hidden;
}
#closeBarbtn
{
    position:absolute; 
    right:5px; 
    top:5px;
    cursor:pointer;
}

.online_xixun
{ 
    position:absolute; 
    left:50%; 
    top:50%
}

.online_top
{ 
    background: url(.online_top.gif) center top no-repeat; 
    height:72px; 
    width:152px; 
    position:relative;
}

.online_center_back ul
{ 
    list-style:none;
    margin:0;
    width:130px;
    padding:0
}
.online_center_back ul li
{
    height:26px;
    line-height:26px;
    text-align:left; 
    padding-left:20px;
    margin-left:0;
    width:100%;
}