On Sat, Jan 04, 2003 at 07:35:36PM +0900, Dominik Werder wrote: > this error is raises because the html4 specs dont include the center tag anymore... Yes. It's one of answer for question. > Can anyone teach me the advantages of this kind of design? > And why does every html tag needs an own method? -- Wakou Aoyama <wakou / ruby-lang.org>