<style media="screen" type="text/css"> 
<!-- 
*{font-size:12px;} 
html,body{margin:0;text-align:center;over-flow:hidden;height:100%;width:100%;} 
UL{list-style-type:none; margin:0px;} 
/* 标准盒模型 */ 
.ttl{height:18px;} 
.ctt{height:auto;padding:6px;clear:both;border:1px solid #A4813A;border-top:0;text-align:left;cellpadding="0"; cellspacing="0"} 
.w936{margin:2px 0;clear:both;width:400px;/*这里调整整个滑动门的宽度*/} 
/* TAB 切换效果 */ 
.tb_{background-image: url(' ../images/hdm.gif'); background-repeat: repeat-x;background-color: #FFF3DF;}
.tb_ ul{height:24px;} 
.tb_ li{float:left;height: 24px;line-height:1.9;width: 94px;cursor:pointer;} 
/* 用于控制显示与隐藏的css类 */ 
.normaltab { background-image:url(' ../images/hdm2.gif'); background-repeat: no-repeat; color:#000000 ;}
.hovertab { background-image: url(' ../images/hdm1.gif'); background-repeat: no-repeat; color:#000000; font-weight:bold }
.dis{display:block;} 
.undis{display:none;} 
--> 
</style> 