Mục lục code thường

<div id="toc_container">
<p class="toc_title">Contents</p>
<ul class="toc_list">
<li><a href="#question_1">Heading 1</a>
<li><a href="#question_2">Heading 2</a>
<li><a href="#question_3">Heading 3</a>
<li><a href="#question_4">Heading 4</a>
<li><a href="#question_5">Heading 5</a>
</ul>
</div>