W3C home > Mailing lists > Public > w3c-wai-gl@w3.org > January to March 2001

Re: Proposal for Guideline 2 as well as a proposal to trim WCAG 2.0 to 3 guidelines (won't william be glad?)

From: Robert Neff <robneff@home.com>
Date: Sun, 7 Jan 2001 09:27:39 -0500
Message-ID: <001201c078b5$fd2d6c00$59b10f18@alex1.va.home.com>
To: "Charles McCathieNevile" <charles@w3.org>, "Jason White" <jasonw@ariel.ucs.unimelb.EDU.AU>
Cc: "Web Content Accessibility Guidelines" <w3c-wai-gl@w3.org>
is it better to say

use W3C technologies where applicable?

rob
----- Original Message -----
From: "Charles McCathieNevile" <charles@w3.org>
To: "Jason White" <jasonw@ariel.ucs.unimelb.EDU.AU>
Cc: "Web Content Accessibility Guidelines" <w3c-wai-gl@w3.org>
Sent: Sunday, January 07, 2001 7:35 AM
Subject: Re: Proposal for Guideline 2 as well as a proposal to trim WCAG 2.0
to 3 guidelines (won't william be glad?)


> I am not sure if there is a need to seperate out compatibility - it is
very
> closely related to device-independence. But somehow it feels right to me
like
> this, so I would be happy either way. If we are going to have a "use W3C
> technologies where available", or "use the most accessible technology
> available for a task", would that go in guideline 4?
>
> Charles McCN
>
> On Sun, 7 Jan 2001, Jason White wrote:
>
>   Lest I be accused of having become a polemicist, I would here like to
>   amplify my own proposal a little more, though it is still very much in
the
>   form of an outline:
>
>   Guideline 1: Device-independence.
>
>   1.1 Text equivalents.
>   1.2 Synchronization of text equivalents with auditory/visual content.
>   1.3 Auditory descriptions.
>   1.4 Exposure of structural and semantic distinctions in markup or in a
>   data model.
>   1.5 Logical separation of content and structure from presentation.
>   1.6 Device-independence of input event handlers.
>
>   Guideline 2: Design content to facilitate browsing, navigation and user
>   interaction.
>   2.1 Consistent interaction/navigation mechanisms.
>   2.2 Avoid content that interferes with the user's ability to navigate.
>   2.3 Provide user control over time-based events or content that
introduces
>   unexpected changes in context.
>   2.4 Provide a range of search options for various skill levels and
>   preferences.
>
>   Guideline 3: Design content for ease of comprehension.
>   3.1 Consistency of presentation.
>   3.2 Emphasize structure through presentation.
>   3.3 Use the clearest and simplest language appropriate to the content.
>   3.4 Use auditory/graphical presentations where these facilitate
>   comprehension.
>   3.5 Summarize complex or highly structured information.
>   3.6 Define key terms.
>   3.7 Provide structures that divide information into small, logically
>   organised units.
>
>   Guideline 4: Compatibility.
>   4.1 Use markup and style languages, API's and protocols in accordance
with
>   applicable specifications.
>   4.2 Ensure that content is compatible with assistive technologies and
>   that, so far as is practicable, it is backward compatible.
>
>
>   Here, I have incorporated what I regard as the best and most innovative
of
>   Wendy's ideas into what I hope is a better organised structure. One
point
>   worth noting is that, instead of requiring the use of style languages as
>   such, I have made the more general point that structure/semantics should
>   be represented separately from presentation, whether this be achieved by
>   way of a style language, or by, for example, alternative versions of the
>   content (for example, a structural tree which is logically distinct
from,
>   and provided along side of, page descriptions, as in PDF, or XSL with
the
>   ROLE and SOURCE attributes). The direct reference to style languages is,
>   perhaps, more specific than is necessary to specify the requirement.
>
>   I welcome comments, polemics and, above all, thoughtful suggestions.
>
>
>
>
>
> --
> Charles McCathieNevile    mailto:charles@w3.org    phone: +61 (0) 409 134
136
> W3C Web Accessibility Initiative
http://www.w3.org/WAI
> Location: I-cubed, 110 Victoria Street, Carlton VIC 3053, Australia
> until 6 January 2001 at:
> W3C INRIA, 2004 Route des Lucioles, BP 93, 06902 Sophia Antipolis Cedex,
France
>
Received on Sunday, 7 January 2001 09:39:19 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Monday, 7 December 2009 10:47:09 GMT