JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/2.3.2/css/bootstrap.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/2.3.2/js/bootstrap.js"></script>
<button type="button" class="btn btn-primary start" id="load" data-loading-text="<i class='icon-upload icon-white'></i>">blah</button>

JavaScript

$('#load').on('click', function() {
    var $this = $(this);
    $this.button('loading');
    setTimeout(function() {
        $this.button('reset');
    }, 2000);
});