1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
2 <html>
3 <head class="before">
4 <title>CSS Test: CSS: Changing the background of the BODY element by changing a sibling's class</title>
5 <link rel="author" title="Ian Hickson" href="mailto:ian@hixie.ch">
6 <link rel="alternate" href="http://www.hixie.ch/tests/adhoc/css/background/dynamic/001.html" type="text/html">
7 <meta name="flags" content="dom">
8 <link rel="help" href="http://www.w3.org/TR/CSS21/colors.html#background">
9 <style type="text/css">
10 head.before + body { background: red; color: yellow; }
11 head.after + body { background: green; color: white; }
12 p.after { font-weight: bold; }
13 </style>
14 <script type="text/javascript">
15 function test() {
16 document.getElementsByTagName('head')[0].className = 'after';
17 document.getElementsByTagName('p')[0].className = 'after';
18 }
19 </script>
20 </head>
21 <body onload="setTimeout(test, 5)">
22 <p class="before">This page should be green (and this text should be bold -- if it isn't bold, something went wrong with the script part of the test).</p>
23 </body>
24 </html>