- From: Adam Connors <adamconnors@google.com>
- Date: Wed, 20 May 2009 10:15:11 +0100
- To: Bruce Lawson <brucel@opera.com>
- Cc: achuter@technosite.es, MWI BPWG Public <public-bpwg@w3.org>
Received on Wednesday, 20 May 2009 09:15:52 UTC
So I update 3.4.6 BP in MWABP on Sprites to point out that using sprites is a popular technique to reduce network requests, but that it should only be used for decorative images (inline with [BP1 & WCAG refs])... ? Sounds good to me -- added to my todo list. On Wed, May 20, 2009 at 8:22 AM, Bruce Lawson <brucel@opera.com> wrote: > On Wed, 20 May 2009 08:02:53 +0100, Alan Chuter <achuter@technosite.es> > wrote: > > > We could point to WCAG 2; the "Techniques for WCAG 2" document says >> > "Using CSS to include decorative images": >> >> I think that the WCAG technique is saying "if you want to use images that >> don't require alternative text, you can use CSS," but the BP says "use CSS >> to create sprite images" and should add "if you do this then you can't >> provide alternative text, so don't use sprites for non-decorative images." >> >> I think it would be useful to warn people to avoid failure F3: "Failure of >> Success Criterion 1.1.1 due to using CSS to include images that convey >> important information" [1]. I suspect that unfortunately this excludes much >> of the intended scope of the BP. >> > > It's a Worst Practice to use sprites (or any CSS) to convey information. > > b > >
Received on Wednesday, 20 May 2009 09:15:52 UTC