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RE: Image Galleries, Alt vs caption.

From: Francois Jordaan <Francois.Jordaan@wheel.co.uk>
Date: Wed, 5 Jan 2005 20:31:52 -0000
Message-ID: <DB5599985CAE3C4B82D1A47B8DEA8D82128E94@virgo.intranet.wheel.co.uk>
To: "'David R. Stong'" <drs18@psu.edu>, w3c-wai-ig@w3.org
Cc: "'Bailey, Bruce'" <Bruce.Bailey@ed.gov>, "John Foliot - WATS.ca" <foliot@wats.ca>, "B.K. DeLong" <bkdelong@pobox.com>

> >Indeed, .76em normally renders as 12px, and not 11px as I said.
> Francois, "em" is a relative measurement based on the font size being 
> used, what ever it is. A percentage (or decimal) of that relative 
> size is still relative. That's the whole point of using "ems"

By "normally" above I simply meant that's what you'd get on a typical
Windows system with everything else affecting font size, left at their
defaults. It's useful as a benchmark.

Anyone using relative units should know that in practice, many other factors
-- both within and without their control -- may influence the actual size.


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