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Re: support for sub and sup in screen readers and talking browsers

From: Alan Chuter <achuter@technosite.es>
Date: Mon, 17 Sep 2007 14:47:30 +0200
To: "WAI Interest Group" <w3c-wai-ig@w3.org>
Cc: Jonathan Chacón <jchacon@technosite.es>
Message-ID: <op.tysttgi1zqgw0t@0104xpd.e-fti.com>

Using Linux Gnome + Orca [1], and Firefox 3 beta on the test page, there  
is no information about the superscript or subscript. Testing done by my  
colleague Jonathan Chacón.

[1] http://live.gnome.org/Orca

best regards,



-- 
Alan Chuter
Accessibility Consultant
Technosite (Fundación ONCE)
achuter@technosite.es
www.technosite.es
Tel. +34 91 121 03 35
Skype: achuter1

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En Mon, 17 Sep 2007 11:39:06 +0200, Christophe Strobbe  
<christophe.strobbe@esat.kuleuven.be> escribió:

>
> Hi,
>
> At 15:33 15/09/2007, Steven Faulkner wrote:
>> Using window eyes 5.5 with IE7
>>
>> the results are similar to jaws and voiceover:
>> "it just reads the
>> superscripts and subscripts as seperated blocks with no particular
>> disctinction or announcement of how they differ."
>>
>> I had a look at the various settings in JAWS/Window Eyes to see if I  
>> could get them to announce the sub/superscript differently, to no avail.
>
> I have updated the test page at  
> <http://tinyurl.com/2qll7h>http://tinyurl.com/2qll7h with test results  
> from Joshue O'Connor, Sailesh Panchang, Charles McCathieNevile and Steve  
> Faulkner. I will probably get some feedback from Linux users later this  
> week. Hopefully, I will also get results from people using HAL, IBM Home  
> Page Reader and other AT.
>
> Best regards,
>
> Christophe
>
>
>> On 13/09/2007, Christophe Strobbe  
>> <<mailto:christophe.strobbe@esat.kuleuven.be>christophe.strobbe@esat.kuleuven.be>  
>> wrote:
>>
>> Hi,
>>
>> I recently read in a report on accessibility of mathematics and
>> science that screen readers can't tell the difference between sub and
>> sup in HTML, so a<sup>n</sup> and a<sub>n</sub> are both rendered the
>> same on a Braille display, namely as "an".
>>
>> I would like to collect some more data on the support of sub and sup
>> by screen readers and talking browsers and I have put together a
>> small test page for this purpose: <  
>> <http://tinyurl.com/2qll7h>http://tinyurl.com/2qll7h>. The
>> page contains five examples of superscript and subscript and a few
>> combinations of these.
>>
>> With Fire Vox, the code samples given above are read as an emphatic
>> "an". The output for the other expressions is also misleading. I
>> would appreciate it if users of screen readers and talking browsers
>> could tell me what their systems output for each of the five
>> examples. I will then add the test results to the test page.
>>
>> Best regards,
>> Christophe
>>
>> --
>> with regards
>>
>> Steve Faulkner
>> Technical Director - TPG Europe
>> Director - Web Accessibility Tools Consortium
>>
>> <http://www.paciellogroup.com>www.paciellogroup.com | www.wat-c.org
>> Web Accessibility Toolbar -  
>> <http://www.paciellogroup.com/resources/wat-ie-about.html>http://www.paciellogroup.com/resources/wat-ie-about.html
>
Received on Monday, 17 September 2007 12:47:42 GMT

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