body{margin:0;padding:0;background-color:#e0e0e0}#imSite{width:1024px;margin:15px auto;text-align:left}#imHeader{height:120px;background-image:url(top.jpg);background-repeat:no-repeat;background-position:center center}#imBody{background-color:#f5f5f5}#imMenuMain{width:148px;float:left;padding:11px 0 0}#imContent{width:868px;float:left;margin-top:3px}#imFooter{clear:both;height:31px;background-image:url(bottom.jpg);background-repeat:repeat;background-position:left top}