body {margin: 0; padding: 0; background-color: #8089FD; }
#imSite {width: 780px; margin: 15px auto; text-align: left; }
#imHeader {height: 115px; background-color: #C0C0C0; background-image: url('top.jpg'); background-repeat: repeat; background-position: center center; }
#imBody {background-color: #FFFFFF; }
#imMenuMain {width: 134px; float: left; padding: 25px 0 0 7px; }
#imContent {width: 632px; float: left; margin-top: 15px; }
#imFooter {clear: both; height: 1px; background-color: #0000FF; }
#imFooter_L {margin: 5px 0 0 7px; float: left; }
#imFooter_R {margin: 5px 7px 0 0; float: right; }