1 <?xml-stylesheet href="css3-modsel-d4.css" type="text/css"?>
4 <div xmlns="http://www.w3.org/1999/xhtml">
6 <script type="text/javascript">
10 el2 = document.getElementById('two');
11 el3 = document.getElementById('three');
12 el2.parentNode.insertBefore(el3.nextSibling, el2);
19 <div><p id="two">This line should be unstyled. (2)</p><p id="three">This line should have a green background. (3)</p><p>This line should be unstyled. (4 moving to 1)</p></div>