div#container {width:900px}
div#banner {background-image:url("banner.jpg");background-repeat: no-repeat;height:100px;width:900px;}
div#menu {background-image:url("menu_image3.jpg");height:900px;width:180px;float:left}
div#content {background-color:FFFF9C;width:600px;height:900px;float:left}
div#ads {background-color:white;float:right;height:900px;width:120px}