UL {   
    margin:0px;
    padding:0px;}   
/* 标准盒模型 */  
.ttl {   
    height:25px;  
    text-valign:center;}   
.ctt {   
    height:auto;   
    padding:0px;   
    clear:both;   
    border:0px   
    border-top:0;}   
.w936 {   
    width:735px;
    margin:0px;
    padding:0px;
    margin:0 auto;}
}   
/* TAB 切换效果 */  
.tb_ {   
    width:100%;
    height:25px;
    line-height:25px;}   
.tb_ ul {   
    height:25px;
    text-align:center;}   
.tb_ li {   
    float:left;   
    height: 25px;   
    width: 72px;   
/    cursor:pointer;  
    text-valign:center;}   
/* 控制显示与隐藏css类 */  
.normaltab {   
    background-image:url(../images/main_event_bg_04.jpg);   
    background-repeat: no-repeat;   
    color:#3A3A3A;
    text-valign:center;}   
.hovertab {   
    background-image: url(../images/main_event_bg_05.jpg);   
    background-repeat: no-repeat;   
    color:#FFFFFF;   
    text-valign:center;
    font-weight:bold 
;}   
.dis {   
    display:block;}   
.undis {   
    display:none;}