JSFiddle - React, Tailwind, and code Playground
by Nick Craver
HTML
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/dot-luv/jquery-ui.css">
<ul>
<li><a href="some-link.php">First Nested List</a></li>
<li><a href="some-link.php">First Nested List</a></li>
<li><a href="some-link.php">First Nested List</a>
<ul>
<li><a href="some-link.php">Second Nested List</a></li>
<li><a href="some-link.php">Second Nested List</a></li>
<li><a href="some-link.php">Second Nested List</a>
<ul>
<li><a href="some-link.php">Third Nested List</a></li>
<li><a href="some-link.php">Third Nested List</a></li>
<li><a href="some-link.php">Third Nested List</a>
<ul>
<li><a href="some-link.php">Fourth Nested List</a></li>
<li><a href="some-link.php">Fourth Nested List</a></li>
<li><a href="some-link.php">Fourth Nested List</a></li>
</ul>
</li>
<li><a href="some-link.php">Third Nested List</a></li>
<li><a href="some-link.php">Third Nested List</a></li>
</ul>
</li>
<li><a href="some-link.php">Second Nested List</a></li>
<li><a href="some-link.php">Second Nested List</a></li>
</ul>
</li>
<li><a href="some-link.php">First Nested List</a></li>
<li><a href="some-link.php">First Nested List</a></li>
</ul>
CSS
li { padding-left: 20px; }
JavaScript
$("li").click(function(e) {
$(this).children('ul').toggle(400);
return false;
});