1. htmltableelement api: createtfoot

  2. htmltableelement api: deletetfoot

  3. htmltableelement api: tfoot

  4. html element: tfoot

  5. html element: tfoot: align

  6. html element: tfoot: bgcolor

  7. html element: tfoot: char

  8. html element: tfoot: charoff

  9. html element: tfoot: valign