body{
    margin:0px;
    padding:0px;
    background:#url() repeat-x 0px -80px;
    overflow: hidden;
}
.billboard{
    position:absolute;
    bottom:-270px;
    left:50%;
    margin-left:0px;
    width:573px;
    height:383px;
    background:transparent url(http://www.yulsicactually.com/billboard/images/billboard.png) no-repeat 0px 0px;
}
.container{
    position:absolute;
    bottom:-100px;
    left:50%;
    margin-left: -35px;
    width:506px;
    height:220px;
}
.ad{
    width:506px;
    height:220px;
    position:relative;
    margin:23px 0px 0px 60px;
    background-color:#333;
}
.ad_1 img{
    width:23px;
    height:220px;
    position:absolute;    
}
.ad_2 img{
    width:0px;
    height:220px;
    margin-left:18px;
    position:absolute;
}
.slice_1{left:0px;}
.slice_2{left:24px;}
.slice_3{left:48px;}
.slice_4{left:72px;}
.slice_5{left:96px;}
.slice_6{left:120px;}
.slice_7{left:144px;}
.slice_8{left:168px;}
.slice_9{left:192px;}
.slice_10{left:216px;}
.slice_11{left:240px;}
.slice_12{left:264px;}
.slice_13{left:288px;}
.slice_14{left:312px;}
.slice_15{left:336px;}
.slice_16{left:360px;}
.slice_17{left:384px;}
.slice_18{left:408px;}
.slice_19{left:432px;}
.slice_20{left:456px;}
.slice_21{left:480px;}
.slice_22{left:504px;}