<p data-height="265" data-theme-id="0" data-slug-hash="XpqRmq" data-default-tab="result" data-user="286810" data-embed-version="2" data-pen-title="Module loader" class="codepen">See the Pen <a href="http://codepen.io/286810/pen/XpqRmq/">Module loader</a> by 286810 (<a href="http://codepen.io/286810">@286810</a>) on <a href="http://codepen.io">CodePen</a>.</p>