JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://code.jquery.com/mobile/1.1.0/jquery.mobile-1.1.0.css">
<div id="mypage" data-role="page">
<div data-role="collapsible"><h3><span id="changeme">blah</span></h3>
<div>Panel</div>
</div>
<div data-role="navbar" data-iconpos="left">
<ul>
<li>
<a id="gohome" href="#" data-theme="a" data-icon="check">
Getit
</a>
</li>
</ul>
</div>
</div>
JavaScript
$( document).on( "pageinit", "#mypage", function () {
$( "#changeme" ).html( "Yo!");
//$("#gohome").text('Go Home'); //uncomment to lose icon
});