jstree inline HTML demo
HTML
<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/jstree/3.0.4/themes/default/style.min.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/jstree/3.0.4/jstree.min.js"></script>
<div id="container">
<ul>
<li>Root node
<ul>
<li>b</li>
<li>a</li>
</ul>
</li>
</ul>
</div>
JavaScript
$('#container').jstree({
"state" : { "key" : "state_demo" },
"plugins" : ["state"]
});