SO jQuery Fiddle

Test Fiddle mainly for SO Questions jQuery 1.4.4

by Nick Craver

HTML

<script src="http://code.jquery.com/mobile/1.0a2/jquery.mobile-1.0a2.min.js"></script>
<link rel="stylesheet" href="http://code.jquery.com/mobile/1.0a2/jquery.mobile-1.0a2.min.css">
<div data-role="page" data-theme="b" id="page"> 
    <div data-role="content"> 
        <div data-role="collapsible"> 
            <h3>I'm a header</h3> 
            <p>I'm the collapsible content. By default I'm open and displayed on the page, but you can click the header to hide me.</p> 
        </div> 
    </div>
</div>

JavaScript

$('<div data-role="collapsible"><h3>Title</h3><p>Content</p></div>').appendTo('[data-role="content"]').page()