body {margin: 0; padding: 0; background-color: #C0C0C0; background-image: url('bg.jpg'); background-repeat: no-repeat; background-position: left top; background-attachment: fixed; }
#imSite {width: 1150px; margin: 15px auto; text-align: left; }
#imHeader {height: 160px; background-image: url('top.png'); background-repeat: no-repeat; background-position: center top; }
#imBody {}
#imMenuMain {width: 174px; float: left; padding: 13px 0 0 10px; }
#imContent {width: 940px; float: left; margin-top: 3px; }
#imFooter {clear: both; height: 25px; }