body {margin: 0; padding: 0; background-color: #0000FF; }
#imSite {width: 800px; margin: 15px auto; text-align: left; }
#imHeader {height: 100px; background-color: #0000FF; background-image: url('top.jpg'); background-repeat: no-repeat; }
#imBody {background-color: #0000FF; }
#imMenuMain {width: 148px; float: left; padding: 11px 0 0 5px; }
#imContent {width: 642px; float: left; margin-top: 1px; }
#imFooter {clear: both; height: 20px; background-color: #0000FF; }