<html xmlns="http://www.w3.org/1999/xhtml"> <head> <script type="text/javascript"> function boom() { var a = document.getElementById("a"); a.parentNode.removeChild(a); } </script> </head> <body onload="boom();"> <table style="border-collapse: collapse;">X<td id="a"/><td rowspan="0"/><tbody>Y<tr><td colspan="3"/></tr></tbody></table> </body> </html>