RE: Image Galleries, Alt vs caption.

> Use .76em instead of 11px to get the same result, but resizable.

I have seen conversions like 1em==12pt and 1em==16px.
http://doubletype.sourceforge.net/?about%20em

How did you arrive at .76?

> Some people use 
> BODY { font-size: 100% } 
> P { font-size: .76em } 

This is apparently an IE hack.
http://clagnut.com/blog/348/#c790

Links from that page also point out that 76% is as small as it is safe to go.  It also becomes apparent that the prevailing attitude among web designers is that the default font size is just too large and must not be left alone.  * deep sigh *