*{padding:0; margin:0; border:0 none;}
ul{list-style:none;}
body{font:12px "宋体",arial #000}
#wrap{width:977px;height:480px; margin:10px; overflow:hidden; position:relative;padding:10px 22px; margin:0 auto;*width:979px;}
#content ul{position:relative; width:977px; height:480px; overflow:hidden; margin-bottom:10px;}
#content ul li{position:absolute; line-height:0;}
#contetn ul a{position:relative; overflow:hidden;}
#content ul a span.maskLayer{display:none; cursor:pointer;}
#content ul a:hover span{display:block;position:absolute; top:0px; left:0px; width:100%; height:100%; opacity:0.5; background:#000; filter:progid:DXImageTransform.Microsoft.Alpha(opacity=50);}
.leftTop{top:0; left:0;}
.leftBottom{left:0; bottom:0;}
.centerTop{top:0; left:490px;}
.centerBottom{left:490px; bottom:0;}
.rightTop{top:0; right:0;}
.rightBottom{right:0; bottom:0;}
.bottomCenter{bottom:0; left:330px}
#nav{width:422px; height:35px; background:url(../imgs/navbg.png) no-repeat left bottom; position:absolute; z-index:99; left:25%; top:15px; margin-left:-211px;}
#nav li{float:left; display:inline;}
#nav li a{display:block; height:35px; width:70px; line-height:42px; text-align:center; color:#A7722E; text-decoration:none; overflow:hidden; font-size:12px;}
#nav .last{color:#fff;}
#nav .current a{background:url(../imgs/navbgtop.png) no-repeat top center;}
#nav .current .last{background:url(../imgs/navbgtoptuan.png) no-repeat top center;}