body {margin: 130; padding: 450; background-color:  silver; }
#imSite {width: 1100px; margin: 0px auto; text-align: left; }
#imBody 
#imFooter {clear: both; height: 71px; background-image: url('bottom_beboer.jpg'); background-repeat: no-repeat; background-position: left top; }
#imFooter_L {margin: 37px 0 0 26px; float: left; }
#imFooter_R {margin:  37px 26px 0 0; float: right; }