body {margin: 0; padding: 0; background-image: url('bg.jpg'); background-repeat: no-repeat; background-position: center center; background-attachment: fixed; }
#imSite {width: 750px; margin: 15px auto; text-align: left; }
#imHeader {height: 230px; background-image: url('top.jpg'); background-repeat: no-repeat; }
#imBody {}
#imMenuMain {height: 30px; padding: 1px 7px 0 7px; }
#imContent {clear: left; padding: 1px 7px 0 7px; }
#imFooter {clear: both; height: 300px; }
#imFooter_L {margin: 4px 0 0 100px; float: left; }
#imFooter_R {margin: 4px 20px 0 0; float: right; }