<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>CSS Test: 'groups' in the 'rules' attribute</title> <meta name="assert" content="The first table is a box with 2 horizontal lines."> <meta name="assert" content="The second table is a box with 2 vertical lines."> <meta name="assert" content="The third table has 2 vertical lines and 2 horizontal lines - like a tic-tac toe board."> <style type="text/css"> td { height: 20px; width: 20px; } </style> <script> if (window.testRunner) testRunner.dumpAsTextWithPixelResults(); </script> </head> <body> <table rules="groups" frame="box"> <theader> <td></td> <td></td> <td></td> </theader> <tbody> <td></td> <td></td> <td></td> </tbody> <tbody> <td></td> <td></td> <td></td> </tbody> </table> <br> <table rules="groups" frame="border"> <colgroup></colgroup> <colgroup></colgroup> <colgroup></colgroup> <tr> <td></td> <td></td> <td></td> </tr> <tr> <td></td> <td></td> <td></td> </tr> <tr> <td></td> <td></td> <td></td> </tr> </table> </body> <br> <table rules="groups" frame="void"> <colgroup></colgroup> <colgroup></colgroup> <colgroup></colgroup> <theader> <td></td> <td></td> <td></td> </theader> <tbody> <td></td> <td></td> <td></td> </tbody> <tbody> <td></td> <td></td> <td></td> </tbody> </table> </body> </html>