ul,ol,li {list-style:none; padding:0px; margin:0px;}
/*µ¼º½*/
.mdh{z-index:2000;float:left; text-align:center; text-align:center; height:100px; }
.menu{_overflow:hidden; z-index:1000 ;color:#666; }
.menu a{  display:block; z-index:4000; color:#666; text-align:center; line-height:100px;  padding-left:12px; padding-right:12px;}

.menu li{float:left; display:block; line-height:100px;  font-size:14px; color:#333;   margin-left:25px;} 
.menu li:hover{  line-height:100px;  font-size:14px; background:url(yhtu/dhbj.jpg) bottom center repeat-x;  }
.menu li:hover a{ line-height:100px; font-size:14px; background:url(yhtu/dhbj.jpg) bottom center repeat-x;  }
.menu li.no_sub:hover{}
.menu ul{width:100%; position:absolute;top:-999em;z-index:99999;display:none; color:#333; height:auto; overflow:hidden; text-align:left; z-index:4000; }
.menu li:hover ul{top:111px; left:0 ;display:block}


/*IE6*/
.menu li.hover{ display:block;}
.menu li.hover a{color:#333;}
.menu li.hover ul{top:111px; left:0  isplay:block}