is there any problem on host a paypal store on my gnome app page?

["Xavi de Blas" <xaviblas gmail com>]

Hello all

After four years of development of Chronojump (free software) and
Chronopic (Open hardware), we are selling Chronopic using paypal on a
page on gnome site. I wonder if there's any policy problem on this. I
hope all is ok:

http://www.gnome.org/projects/chronojump/
http://www.gnome.org/projects/chronojump/store.html

Thanks