  <span class="nt">&lt;/li&gt;</span>
<span class="nt">&lt;/ul&gt;</span></code></pre></div>

<h2 id="javascript-behavior">JavaScript behavior</h2>

<p>Use the tab JavaScript plugin—include it individually or through the compiled <code class="highlighter-rouge">bootstrap.js</code> file—to extend our navigational tabs and pills to create tabbable panes of local content, even via dropdown menus.</p>

<p>If you’re building our JavaScript from source, it <a href="/docs/4.0/getting-started/javascript/#util