- From: Maciej Stachowiak <mjs@apple.com>
- Date: Tue, 29 May 2007 23:29:30 -0700
- To: "Evans, Donald" <Donald.Evans@corp.aol.com>
- Cc: Michael S Elledge <elledge@msu.edu>, Al Gilman <Alfred.S.Gilman@IEEE.org>, Laura Carlson <laura.lee.carlson@gmail.com>, HTML WG <public-html@w3.org>, Judy Brewer <jbrewer@w3.org>, "Patrick H. Lauke" <redux@splintered.co.uk>, WAI Interest Group <w3c-wai-ig@w3.org>, Michael Cooper <cooper@w3.org>, wai-liaison@w3.org, wai-xtech@w3.org
On May 29, 2007, at 11:50 AM, Evans, Donald wrote: > > Agree with Mike. Let's be careful here. A lot of sites use both > TH and > H tags to assist AT navigation... The discussion is not about either the <TH> or <H> elements, but about the headers="" attribute on <TD>, and its usefulness as compared to scope="" plus default assumption about which headers bind to which cells. - Maciej > > > -----Original Message----- > From: wai-xtech-request@w3.org [mailto:wai-xtech-request@w3.org] On > Behalf Of Michael S Elledge > Sent: Tuesday, May 29, 2007 1:35 PM > To: Al Gilman > Cc: Laura Carlson; HTML WG; Judy Brewer; Patrick H. Lauke; WAI > Interest > Group; Michael Cooper; wai-liaison@w3.org; wai-xtech@w3.org > Subject: Re: will get back to you Re: headers attribute debate > > > Are we only talking about table headers? If so, I would be concerned > that > deprecating headers could cause problems with older screen readers > that > don't recognize the scope attribute. It would be worthwhile to check > with > Freedom Scientific and GW Micro to see how far back scope is > recognized. > > > If we are also talking about content headers, then this would have a > significantly negative impact on screen reader users. Not everyone > knows > > about using headers for navigation and scanning, but those who do find > them > useful. Headers also seem to be the one dependable way to navigate > across > <shudder> frames, which are still used in some applications. > > Mike Elledge > > Al Gilman writes: > >> >> At 6:06 PM -0500 27 05 2007, Laura Carlson wrote: >>> >>> Advice from WAI and the PFWG on the potential accessibility >>> impact of >>> the absence of the headers attribute for HTML 5 would be >>> appreciated. >> >> Thank you for this question. >> >> Tables have historically been a source of access problems. We put >> some features in HTML4 and there is now enough time past to take >> a fresh look. >> >> I believe we can get back to you within a week or two. If HTML WG > needs >> some other timeline, I would be happy to hear from Dan or Chris with > an >> requested due date. >> >> Al >> >> > > > > Mike Elledge > Assistant Director > Usability & Accessibility Center > Michigan State University > 517-353-8977 > > > > > >
Received on Wednesday, 30 May 2007 06:29:59 UTC