.online_service{	
	position: fixed;
	right:30px;
    bottom:0px;
    z-index: 999;
	width: 120px;
    height: auto;
    overflow: hidden;
}
#online_top{
	height:45px;
	background:#f2f2f2 url(../images/online_top1.png) no-repeat 10px;
}
#online_middle{
	background:#f2f2f2;
	font-family: Verdana,Geneva,sans-serif;
    font-size: 12px;
    line-height: 1.8em;
    text-align: center;
}
#online_bottom{
	height:17px;
	background:#f2f2f2;
}
.close_btn {
    display: block;
    float: right;
    height: 50px;
    margin: 9px 10px 0 0;
    width: 100px;
	cursor: pointer;
}
.show_btn {
	background: url(../images/online_service.png) no-repeat;
    cursor: pointer;
    height: 86px;
    position: fixed;
	right:0px;
    bottom:220px;
    width: 26px;
	z-index: 999;
}
.show_contact {
	background: url(../images/contact.png) no-repeat;
    cursor: pointer;
    height: 86px;
    position: fixed;
		right:0px;
    bottom:120px;
    width: 26px;
	z-index: 999;
}