.nav_ch{
 padding-bottom:10px;
}

.nav_ch ul{
 overflow:hidden;
 zoom:1;
 margin:0px;
}
.nav_ch ul li{
 float:left;
 list-style:none;
 padding-left:3px;
 font-size:13px;
 font-weight:bold;
 color:#f68b2d;
}

.nav_ch ul li span{
 color:#f68b2d;
}

.nav_ch ul li a{
 text-decoration:none;
 color:#778288;
 line-height:1.2;
}

.nav_ch ul li a:hover{
 color:#f68b2d;
}