<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=1400 --> <head> <title>Test for Bug 1400</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1400">Mozilla Bug 1400</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script class="testbody" type="text/javascript"> /** Test for Bug 1400 **/ table = document.createElement("TABLE"); thead = table.createTHead(); thead2 = table.createTHead(); table.appendChild(thead); table.appendChild(thead); table.appendChild(thead); table.appendChild(thead2); table.appendChild(thead2); table.appendChild(thead2); table.appendChild(thead); table.appendChild(thead2); is(table.childNodes.length, 1, "adding multiple theads results in one thead child"); </script> </pre> </body> </html>