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RE: Invisible "Skip navigation" link

From: Jon Hanna <jon@spin.ie>
Date: Tue, 23 Jul 2002 19:28:49 +0100
To: "'WAI IG'" <w3c-wai-ig@w3.org>
Message-ID: <NDBBLCBLIMDOPKMOPHLHGEODEDAA.jon@spin.ie>

> Slightly on a different topic: does anyone know why a space is often
> recommended for the ALT tag of a transparent GIF?
>
> <IMG SRC="blank.gif" WIDTH="1" HEIGHT="1" ALT=" ">
>
> Since the blank ALT is there to make the screen reader skip over the
> image, why is a space necessary as well?

There is a bug in some screen readers that treat empty alt as no alt and
give the "default" file name rubbish. Don't know how prevalent it still is.
Received on Tuesday, 23 July 2002 14:28:42 GMT

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