Thanks all, I downloaded Camino last night and it works fine. I get the email page looking the way I wanted. I decided for Camino for consistency since it is already on the iBook.
Glad I found this site - looks promising.
I have an iMac running OS X 10.5.5 and recently signed up for ATT DSL. Part of the installation is having the ATT Yahoo home page. It seems ATT email uses different versions of their email depending on what browser launches the email app. I know this...