- From: Anne Pemberton <apembert@erols.com>
- Date: Sun, 10 Jun 2001 17:53:10 -0400
- To: "Matt May" <mcmay@bestkungfu.com>, w3c-wai-gl@w3.org
Not sure I like leaving out control ... what is not necessary to one person is undoubtedly necessary or atleast desirable to another ... why not: Give the user either control over timing of content, or provide _as much time as possible_ to read or interact with content. Anne At 12:07 PM 6/10/01 -0700, you wrote: >I took an action item to reword 2.4 to deal with the limitations of the >current wording with respect to how much time to allocate, when it is >appropriate to allow timeouts to occur, etc. > >We were finding trouble setting a number to determine the limitation in >seconds of an interaction event. I think it's tilting at windmills to try to >arrive at a fixed figure for interaction given the domain in which we're >working, so I tried to produce something that overcomes this problem. > >Here's what I came up with: >2.4 (original) Give users control over how long they can spend reading or >interacting with content. >2.4. Give users _as much time as possible_ to read or interact with content. > >Techniques can include (and these are just conceptual samples, not >comprehensive proposed wording): >- Avoid setting any timeout or interval that doesn't technically need to be >there. >- Where timeouts are technically required and cannot be overridden, allow as >much time as is technically allowable. >- Avoid fixed-speed scrolling. Offer control over objects that scroll or >flash messages in sequence (title credits, end credit scrolls, etc.). > >"As much as possible" in this context is not necessarily as lax as it would >appear. For a vast majority of the content out there, "as much as possible" >is forever. There is no need for most web pages to refresh, reload, scroll, >flash, or time out. And if a site is made to prove that it adhered to the >guidelines, it is provable via code review or spec documents that the site >did or did not comply. > >On a tangent: for the "meta refresh" problem, I think that a technique needs >to be placed in 2.4 to allow meta refreshes in HTML for site redirection >("this site has moved to..."). It is unfortunately necessary to do these >redirects on many sites, as the designers do not control the operation of >the server. > >I think the refresh time should be 0, and the page content should say only >that the site has been moved and the updated URL. Ideally, there would be no >need for that content, but if the redirect fails, users will be stuck on a >blank page. As long as the only content is that pointer, and the page >provides no content on its own, I think this needs to be an allowable hack. > >- >m > > Anne Pemberton apembert@erols.com http://www.erols.com/stevepem http://www.geocities.com/apembert45
Received on Sunday, 10 June 2001 17:42:56 UTC