.nav {background:url(images/nav_bj.gif) repeat-x left top;height:34px;line-height:29px;}
.nav .nav_x {border-right:1px solid #365600;width:1px;height:29px;}
.nav ul li {float:left;text-align:center;width:95px;}
.nav ul li a {font-weight:bold;color:#fff;display:block;width:95px;height:29px;background:url(images/nav.jpg) no-repeat left top;}
.nav ul li a:hover,.nav ul li.active a{ background-position:left -29px;height:34px; text-decoration:none;color:#fff;}