<html><head><title>Define class for LI to set its font weight to bold</title><style type="text/css"> .warning { font-weight: bold; }</style></head><body> <ul id="navigation"> <li class="warning"><a href="http://www.navioo.com">A</a></li> <li><a href="http://www.navioo.com">B</a></li> <li><a href="http://www.navioo.com">C</a></li> </ul></body></html>
