.nav{ width:1000px; height:57px; margin:0 auto; }
.nav .nav_list{ float:right;}
.nav li{float:left;height:57px; width:125px; line-height:57px;position:relative; text-align:center; z-index:9999;}
.nav li.last{background:none;}
.nav li a{float:left;display:block; width:125px; height:57px; text-align:center; line-height:57px;}
.nav a.selected,.nav li a:hover{ background:url(../images/navselect.jpg) no-repeat center center; text-decoration:none;}
.nav li a span{float:left;display:block; width:125px; height:57px; line-height:57px;cursor:pointer; font-family:"Microsoft YaHei";text-align:center; color:#fff;font-size:16px;}
.nav li a.selected{ background:url(../images/navselect.jpg) no-repeat center center; color:#fff;}
.nav li a.selected2{ background:url(../images/navselect.jpg) no-repeat center center; color:#fff;}
.nav li.selected .submenu{display:block;}
.nav li .submenu{display:none;position:absolute;top:57px;left:0px;}
.nav li .submenu{width:174px;}
.nav li .submenu{ z-index:9999;}
.nav li .submenu li{float:left;padding:0;background:#f46b6b;height:25px; line-height:25px;}
.nav li .submenu li a{float:none;padding:0;text-align:left; font-family:"Microsoft YaHei";height:25px;line-height:25px;background:#f46b6b; color:#fff; padding-left:30px; width:150px;}
.nav li .submenu li a:hover{background:#d1291c; font-weight:normal; color:#fff; text-decoration:none;}
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