body {margin: 0; padding: 0; background-image: url('bg.jpg'); background-repeat: no-repeat; background-position: left top; background-attachment: fixed; }
#imSite {width: 1000px; margin: 15px auto; text-align: left; }
#imHeader {height: 255px; }
#imBody {}
#imMenuMain {height: 30px; padding: 1px 7px 0 7px; }
#imContent {clear: left; padding: 5px 20px 0 7px; }
#imFooter {clear: both; height: 1px; background-color: #FFFFFF; }