.banner{width:978px;height:372px;margin-top:5px;position:relative;}
.banner ul {list-style:none;margin:0;padding:0;}
.banner_tab{height:43px;position:absolute;right: 5px;bottom: 5px;}
.banner_tab ul {cursor:pointer;}
.banner_tab li {float: left;list-style-type: none;text-align: center;}
.banner_tab a {width:80px;height:43px;display:block;margin-right:2px;}
.banner_tab  img{border:1px solid #000;}
.hidecontent {display:none;}
.onBanner{background:url(index_bg.png) no-repeat;background-position:0px -100px;}
.onBanner img{border:1px solid #fff;}
.outBanner{}
.clearBanner{clear:both;}
.tab_img{width:72px;height:35px;margin-top:3px;margin-left:3px;border:1px solid #fff;}