/*导航a标签*/
#nav li a.a1{width:110px;}
#nav li a.a2{width:110px;}
#nav li a.a3{width:110px;}
#nav li a.a4{width:110px;}
#nav li a.a5{width:110px;}
#nav li a.a6{width:110px;}
#nav li a.a7{width:110px;}
#nav li a.a8{width:110px;}

/*各个下拉框ul标签*/

#nav li.b2 ul{width:110px; margin-left:18px; *margin-left:-43px;}
#nav li.b3 ul{width:110px; margin-left:18px; *margin-left:-43px;}
#nav li.b4 ul{width:110px; margin-left:18px; *margin-left:-43px;}
#nav li.b5 ul{width:110px; margin-left:18px; *margin-left:-43px;}
#nav li.b6 ul{width:110px; margin-left:18px; *margin-left:-43px;}
#nav li.b7 ul{width:110px; margin-left:18px; *margin-left:-43px;}
#nav li.b8 ul{width:110px; margin-left:18px; *margin-left:-43px;}

/*下拉框ul标签总的样式*/
#nav li ul { display:none;position: absolute;background: #006EE7;filter:alpha(opacity=90); opacity: 0.9;width:110px;}/*如果各个导航a标签宽度一样，只需统一指定ul的width*/
#nav li ul li{ float:none;height:28px; line-height:28px;width:110px;}/*覆盖上面的#nav li*/
#nav li ul li a{display:block;color:#FFF;height:28px; line-height:28px; margin:0 auto;}/*覆盖上面的#nav li a*/
#nav li ul li a:hover {color:#000;background-color:#01559B;height:28px;line-height:28px;margin:0 auto;text-align:center;width:110px;}



/*选中*/
#nav li a.c1{background:url(../images/main_19.jpg) no-repeat 5px 0px;}
#nav li a.c2{background:url(../images/main_19.jpg) no-repeat 5px 0px;}
#nav li a.c3{background:url(../images/main_19.jpg) no-repeat 5px 0px;}
#nav li a.c4{background:url(../images/main_19.jpg) no-repeat 5px 0px;}
#nav li a.c5{background:url(../images/main_19.jpg) no-repeat 5px 0px;}
#nav li a.c6{background:url(../images/main_19.jpg) no-repeat 5px 0px;}
#nav li a.c7{background:url(../images/main_19.jpg) no-repeat 5px 0px;}
#nav li a.c8{background:url(../images/main_19.jpg) no-repeat 5px 0px;}