.cls{clear:both;}
a:focus{outline:none;}

.menu{height:45px;display:block;padding:0px;width:1200px;margin:0 auto 0 auto;}
.menu ul{list-style:none;padding:0;margin:0;}
.menu ul li{float:left;overflow:hidden;position:relative;line-height:45px;text-align:center;}
.menu ul li a{position:relative;display:block;width:140px;height:45px;font-family:"微软雅黑", ;font-size:16px;text-decoration:none;cursor:pointer;line-height:45px;}
.menu ul li a span{position:absolute;left:0;width:140px;}
.menu ul li a span.out{top:0px;}
.menu ul li a span.over,  .menu ul li a span.bg{top:-45px;}
#menu2{background-image:url(image/s_03.jpg);background-repeat:repeat;}
#menu2 ul li a{color:#FFFFFF;}
#menu2 ul li a span.over{color:#FFF;height:45px;width:140px;background-image:url(image/w_03.jpg);background-repeat:repeat;}