<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html lang="en"> <head> <title>bug 237421: test1</title> </head> <body> <table> <tr id="foo"><td></td></tr> <tr><td colspan="2"></td></tr> </table> <script> document.getElementById("foo").style.display="table-row"; document.getElementById("foo").style.display="none"; </script> </body> </html>