.slider{position: relative}
.slider div{position: relative;text-align: center;padding: 0px;list-style-type: none;margin: 0px;width:440px;background: #ffffff;height:325px;overflow: hidden;}
.slider span{z-index: 99;position: absolute;text-align: center;width: 100%;bottom: 2px;color: #ffffff;font-size: 12px;font-weight: bold}
.slider .txtbg{position: absolute;filter: alpha(opacity=70);width: 100%;bottom: 0px;background: #000;height: 17px;padding-top: 5px;left: 0px;opacity: 0.7;-moz-opacity: 0.7;-khtml-opacity: 0.7}

.slider .txtbg img{width: 440px;height: 325px;}
.hdnum{width:460px;height:110px; overflow: hidden;}
.hdnum li{width:78px;height:69px; padding-top:10px;text-align:center; margin-top:10px; margin-right:12px;float: left;overflow: hidden;}
.hdnum li img{width: 78px;height:55px;}
.hdnum li.on{ background:url(../images/tab_bg.jpg) no-repeat center top;width:80px;}
.hdnum li.on img{border:#1d71b7 2px solid;width: 76px;height:51px;}