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Re: Proposed resolution to Issue 549

From: Jon Gunderson <jongund@uiuc.edu>
Date: Wed, 25 Sep 2002 13:41:05 -0500
Message-Id: <>
To: "Ian B. Jacobs" <ij@w3.org>
Cc: w3c-wai-ua@w3.org

I think changing colors would be considered a style effect covered in 
checkpoint 4.3 anyway.  SO maybe we really need no change to this checkpoint.


At 10:56 AM 9/25/2002 -0700, Ian B. Jacobs wrote:
>Jon Gunderson wrote:
>>New provision #1:
>>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.
>  - Ian
>Ian Jacobs (ij@w3.org)   http://www.w3.org/People/Jacobs
>Tel:                     +1 718 260-9447

Jon Gunderson, Ph.D., ATP
Coordinator of Assistive Communication and Information Technology
Division of Rehabilitation - Education Services
College of Applied Life Studies
University of Illinois at Urbana/Champaign
1207 S. Oak Street, Champaign, IL  61820

Voice: (217) 244-5870
Fax: (217) 333-0248

E-mail: jongund@uiuc.edu

WWW: http://www.staff.uiuc.edu/~jongund
WWW: http://www.w3.org/wai/ua
Received on Wednesday, 25 September 2002 14:35:11 UTC

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