distance between header and body, and between body and footer?

Is there a way to set the distance between the header and the body,
and the distance between the body and the footer?

I couldn't find this in the specification.

-- 
David Faure, , sponsored by Trolltech to work on KDE,
Konqueror (http://www.konqueror.org), and KOffice (http://www.koffice.org).