body {margin: 0; padding: 0; background-color: #404040; }
#imSite {width: 980px; margin: 15px auto; text-align: left; }
#imHeader {height: 170px; background-color: #404040; background-image: url('top.jpg'); background-repeat: no-repeat; }
#imBody {background-color: #F5F5F5; }
#imMenuMain {height: 30px; padding: 1px 7px 0 7px; background-color: #3671B7; }
#imContent {clear: left; padding: 12px 9px 0 4px; }
#imFooter {clear: both; height: 35px; background-color: #3671B7; }
#imFooter_L {margin: 5px 0 0 7px; float: left; }
#imFooter_R {margin: 5px 7px 0 0; float: right; }