.nav{ width:1000px; height:51px;background:url(../../images/menunav/navnav2.jpg) no-repeat; position:relative; z-index:9999}
.nav ul{padding-left:3px;}
.nav li{ float:left; position:relative;}
.nav li a{ float:left; width:142.3px; height:52px; line-height:52px; text-align:center; font-size:15px; font-weight:bold; color:#777;background:url(../../images/menunav/navst.jpg) right center no-repeat;}
.nav li .no{ background:none;}
.nav li ol{ position:absolute; width:141px; height:auto; border:1px solid #ADABAC; background:url(../../images/menunav/jsbj.png) repeat;top:42px; left:0px; border-bottom:none; display:none; margin-top:-1px;}
.nav li ol li{ float:left;}
.nav li ol  li a{ float:left; width:auto; height:auto; line-height:normal; background:none; width:141px; height:28px; line-height:28px; text-align:center;font-weight:normal;color:#fff;border-bottom:1px solid #ADABAC;}
.nav li ol  li a:hover{color:#fff; background:#abcf63;}

.nav A:hover{ TEXT-DECORATION:none; font-size:15px;}