页面的head部分，需引入页面元素的样式文件，代码如下：

<link type="text/css" rel="stylesheet" href="css/style.css">

页面的body部分，需分别设置好导航和切换内容的div容器，代码如下：

<div class="wrapper">
	<nav>
		<ul>
			<li><a onclick="toggleVisibility('1stSection');" data-identify="1" class="selected" href="#">First section</a></li>
			<li><a onclick="toggleVisibility('2ndSection');" data-identify="2" href="#">Second section</a></li>
			<li><a onclick="toggleVisibility('3rdSection');" data-identify="3" href="#">Third section</a></li>
			<li><a onclick="toggleVisibility('4thSection');" data-identify="4" href="#">Fourth section</a></li>
			<li><a onclick="toggleVisibility('5thSection');" data-identify="5" href="#">Fifth section</a></li>
		</ul>
		<span id="navActiveBG"></span>
	</nav>
	<div class="content">
        <div id="1stSection" class="section">
			<h1>First section</h1>
        </div>
		<div id="2ndSection" class="section">
        	<h1>Second section</h1>
        </div>
		<div id="3rdSection" class="section">
        	<h1>Third section</h1>
        </div>
		<div id="4thSection" class="section">
        	<h1>Fourth section</h1>
        </div>
		<div id="5thSection" class="section">
        	<h1>Fifth section</h1>
        </div>
	</div>
</div>

页面的底部，需引入jQuery库和必要的JS文件，代码如下：

<script type="text/javascript" src='js/jquery.min.js'></script>
<script type="text/javascript" src="js/index.js"></script>