Hi Howard,

Thanks a lot. That's what I thought, but I wasn't sure.

Best,
Anna



On Sep 24, 2009, at 12:09 PM, Howard Dupuis wrote:

>
> This is how it was once explained to me when I was wondering the same
> thing: Because Windows screen readers are operating as an overlay and
> not as an integral part of the OS, most of them use something called
> an off-screen model. What you are hearing is actually information that
> the screen reader took from the details being sent to the computer's
> screen. Consequently, the screen and the reader can get out of synch
> from time to time. Thus, the need to refresh after, to use just one
> common example, something pops up on your screen and leaves things a
> jumbled mess -- at least in the eyes of the screen reader -- after you
> get rid of it .But since VO isn't working that way, refreshing the
> screen is unnecessary. At least that's what I took from an
> explanation  from someone who understands computers -- both hardware
> and software -- a whole heck of a lot better than I do.
>
> Woody Anna Dresner wrote:
>> Hi,
>>
>> Is there a way to have VO redraw the screen as you can with Windows
>> screen readers when the screen reader and screen content get out of
>> sync? Or do the two not get out of sync because VO is part of the
>> operating system?
>>
>> Thanks,
>> Anna
> >


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