Via custom. I now have:
(custom-set-faces
[...]
'(vertical-divider ((t (:background "grey75"))) t)
[...]
)
in my .emacs file.
Richard.
--
|-------------------------------------------------------------|
| Richard Cognot | Proceed, with fingers crossed... |
| | /\^^/\ |
| <cognot(a)ensg.u-nancy.fr> | `' |
|-------------------------------------------------------------|
|
http://www.ensg.u-nancy.fr/~cognot |
|-------------------------------------------------------------|