#page-container {
   overflow: hidden;
   width: 980px;
   position: absolute;
   left: 3px;
   top: 7px;
}

#main-container {
   overflow: hidden;
   float: left;
   width: 855px;
}

#ad-container {
   overflow: hidden;
   float: left;
   width: 115px;
   margin-left: 10px;
}