- From: Wendy A Chisholm <wendy@w3.org>
- Date: Fri, 04 Feb 2000 15:12:46 -0500
- To: "Leonard R. Kasday" <kasday@acm.org>, w3c-wai-er-ig@w3.org
Len, I propose that you take this to the WCAG list. --w At 06:26 PM 1/30/00 , Leonard R. Kasday wrote: >There's a technical WCAG issue here regarding alternative pages. > >WCAG states > >>Conformance Level "A": all Priority 1 checkpoints are satisfied; >> Conformance Level "Double-A": all Priority 1 and 2 >> checkpoints are satisfied; >> Conformance Level "Triple-A": all Priority 1, 2, and 3 >> checkpoints are satisfied; > > >Now lets say there's a page that flunks Level A, but a correpsonding >accessible page, a so-called "text only" page that passes triple A. And >lets say it's a case where there was just no other way to do it. So 11.4 >properly applies. > >If we read the conformance definitition literally the page still flunks >level A, because not all checkpoints are satisfied. This is if you read >WCAG very precisely, e.g. like a lawyer, programmer, or systems >engineer. I believe the spirit of WCAG was to pass the page if there's an >equivalent. So there should be an extra clause like > >"However, a page links to an accessible page per checkpoint 11.4, the >conformance level of the former shall be the conformance level of that >alternative page." > >Len > >P.S. Note that if you object to alternative pages altogether, that's not >the issue here. That would be an argument for throwing out 11.4. I'm >just saying that WCAG needs this extra statement to say literally what I >believe was intended. By the way, personally speaking, I think that WCAG 11.4 > >P.P.S. >I'm personally faced with applying ratings to some State pages so this is >more than an academic issue to me. > >Len > > >------- >Leonard R. Kasday, Ph.D. >Institute on Disabilities/UAP, and >Department of Electrical Engineering >Temple University >423 Ritter Annex, Philadelphia, PA 19122 > >kasday@acm.org >http://astro.temple.edu/~kasday > >(215) 204-2247 (voice) >(800) 750-7428 (TTY) -- wendy a chisholm world wide web consortium web accessibility initiative madison, wi usa tel: +1 608 663 6346 /--
Received on Friday, 4 February 2000 15:10:07 UTC