/******************* header css ********************/

.topbar{
width:100%;
height:25px;
border-bottom:1px solid #ddd;
background-color:#fafafa;
}
.topbar span{
float:right;
margin:7px 10px 0 0;
}
.nav{
width:942px;
height:70px;
margin:5px auto;
}
.nav span{
float:left;
margin:6px 10px;
}
.nav_list{
float:right;
/*border:1px solid blue;*/
margin:0 20px 0 0;
_margin:0 0 0 30px;
}
.nav ul{
list-style:none;
margin:12px 0 0 0;
/*border:1px solid red;*/
height:15px;
}
.nav ul li{
float:left;
margin-left:8px;

}
.ads{
width:950px;
margin:0 auto;
}