how to change font size of displayed web page?

Jochen Welle <[email protected]> Fri, 21 Jul 2006 12:49:33 +0200

Newsgroups	gmane.comp.mozilla.jrex
Message-ID	<[email protected]>

Hi all,
i want to change the font size of the displayed web page.
The "View" menu in JRexExample has the items "Increase Text Size" and 
"Decrease Text Size", but as far as i can see they are not implemented.
Can anyone tell me how to change the font size with JRex?

Jochen