.index_banner{position:relative;margin-bottom:0px;height:550px;}
.index_banner li{position:absolute;top:0;left:0;overflow:hidden;width:100%;height:551px;}
.index_banner li.first{background:url(../images/top.jpg) center top no-repeat;}
.index_banner li.second{background:url(../images/top2.jpg) center top no-repeat;}
.index_banner li.third{background:url(../images/top3.jpg) center top no-repeat;}
.index_banner li.fourth{background:url(../images/top4.jpg) center top no-repeat;}
.index_banner li.fifth{background:url(../images/banner05.jpg) center top no-repeat;}
.index_banner li.sixth{background:url(../images/banner05.jpg) center top no-repeat;}
.index_banner li.seventh{background:url(../images/banner06.jpg) center top no-repeat;}
.index_banner cite{position:absolute;bottom:50px;left:55%;z-index:999;display:block;margin-left:-144px;width:288px;height:15px;_display:none;}
.index_banner cite span{float:left;display:block;margin:0 8px;width:12px; background-image:url(../images/biao.png);height:12px;text-indent:-999em;opacity:.8;cursor:pointer;}

.index_banner cite span.cur{float:left;display:block;margin:0 8px;width:12px;background-image:url(../images/biao2.png);height:12px;cursor:default;}