select2/docs/_includes/social-buttons.html

<div class="s2-docs-social">
  <ul class="s2-docs-social-buttons">
    <li>
      <iframe class="github-btn" src="http://ghbtns.com/github-btn.html?user=select2&amp;repo=select2&amp;type=watch&amp;count=true" width="100" height="20" title="Star on GitHub"></iframe>
    </li>
    <li>
      <iframe class="github-btn" src="http://ghbtns.com/github-btn.html?user=select2&amp;repo=select2&amp;type=fork&amp;count=true" width="102" height="20" title="Fork on GitHub"></iframe>
    </li>
  </ul>
</div>