body {margin: 0; padding: 0; background-color: #434345; }
#imSite {width: 999px; margin: 15px auto; text-align: left; }
#imHeader {height: 300px; background-color: #6A6A6A; background-image: url('top.jpg'); background-repeat: no-repeat; }
#imBody {background-color: #4D4D4D; }
#imMenuMain {width: 134px; float: left; padding: 11px 0 0 28px; }
#imContent {width: 769px; float: left; margin-top: 1px; }
#imFooter {clear: both; height: 25px; background-color: #4D4D4D; }
#imFooter_L {margin: 50px 0 0 50px; float: left; }
#imFooter_R {margin: 50px 50px 0 0; float: right; }