W3C home > Mailing lists > Public > w3c-wai-ua@w3.org > July to September 2002

Re: Proposed resolution to Issue 549

From: Jon Gunderson <jongund@uiuc.edu>
Date: Thu, 26 Sep 2002 21:28:21 -0500 (CDT)
To: Jim Ley <jim@jibbering.com>
cc: "Ian B. Jacobs" <ij@w3.org>, <w3c-wai-ua@w3.org>
Message-ID: <Pine.GSO.4.31.0209262126060.26499-100000@staff3.cso.uiuc.edu>

Other than through scripting, is there HTML markup that causes this color
blinking effect?


On Thu, 26 Sep 2002, Jim Ley wrote:

> "Ian B. Jacobs" <ij@w3.org>
> > Jon~ Gunderson wrote:
> > > Allow configuration to render animated or blinking text content as
> > > motionless, unblinking text. Blinking text is text whose visual
> > > rendering changes the foreground and/or background colors (i.e.
> > > typically to make the text invisible or visible), at any rate of
> change.
> >
> > This checkpoint is primarily for users with photosensitive epilepsy.
> > I don't know whether changing colors (e.g., green to light green to
> > blue to red foreground color) has any impact on these users.
> >
> > I would not wish to broaden the checkpoint unless we know
> > that these users are adversely affected by general color changes.
> Is blinking text distinct from animation, I had considered it the same,
> with the above more specific point clarifying and re-enforcing it for
> those people with photo-sensitive epilepsy ?  I almost universally stop
> all blinking text (including colour change) because it's very distracting,
> and I would find it difficult to access the non-blinking content on the
> page where some other content "flashed". (I'd have to kill it, or position
> my viewport such that the animation wasn't relevant.)
> Flashing between my own colours in my stylesheet is just as bad as any
> other colours, so I don't feel the css requirement covers it.
> Jim.
Received on Thursday, 26 September 2002 22:28:33 UTC

This archive was generated by hypermail 2.3.1 : Wednesday, 7 January 2015 14:49:32 UTC