JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://code.jquery.com/mobile/1.0.1/jquery.mobile-1.0.1.min.css">
<script src="http://code.jquery.com/mobile/1.0.1/jquery.mobile-1.0.1.min.js"></script>
<label for="flip-a">Select slider:</label>
<select name="slider" id="flipMe" data-role="slider">
<option value="off">Off</option>
<option value="on">On</option>
</select>
JavaScript
var fts = $('#flipMe');
fts.val('on');
fts.slider('refresh');