Is there any research on font sizes? Yes, you should build your site
so users can change the size, but in reality many who would benefit
from doing so don't know that you can, even if you provide the tools.
You need to start with an appropriate default. What should that
default be?
* Nick Gassman - Usability and Standards Manager - http://ba.com *
* I vote for reply-to to go to the list*