<html xmlns="http://www.w3.org/1999/xhtml" class="reftest-wait"> <head> <script> function boom() { var fieldset = document.getElementById("fieldset"); var h3 = document.getElementById("h3"); var legend = document.getElementById("legend"); fieldset.appendChild(legend); fieldset.appendChild(h3); document.documentElement.removeAttribute("class"); } </script> </head> <body onload="setTimeout(boom, 30);"> <legend id="legend">legend</legend> <h3 id="h3">H3</h3> <select><option>option<fieldset id="fieldset"></fieldset></option></select> </body> </html>