  <nav class="sidebar-left">
                    <h3>Radio Button</h3>
                    <h:form id="navForm">
                        <ul style="list-style: none;">
                            <li><h:commandLink value="SelectOneMenu and SelectOneRadio" action="#{indexBean.update('example1')}"/></li>

                        </ul>
                    </h:form>
                </nav>

                <div class="splitter"/>

                <div class="content-container">
                    <article class