#wrapper {width:960px; margin:20px auto}
#container {position:relative; background:#fff; height:240px; border-right:1px solid #ccc; border-bottom:1px solid #ccc}
.sliderbutton {float:left; width:25px; height:240px; cursor:pointer}
#slider {float:left; position:relative; overflow:auto; width:960px; height:240px}
#slider ul {position:absolute; list-style:none; top:0; left:0}
#slider li {float:left; width:960px; height:240px}