<link rel="stylesheet" href="/js/jquery.mobile-1.3.2.min.css">
<script src="/js/jquery-1.8.3.min.js"></script>
<script src="/js/jquery.mobile-1.3.2.min.js"></script>
<div data-role="page" id="pageone">
<div data-role="content">
<div data-role="collapsible" data-collapsed-icon="arrow-d" data-expanded-icon="arrow-u">
<h1>data-collapsed-icon 规定按钮的图标。</h1>
<p>data-expanded-icon 规定内容被展开时按钮的图标。</p>