Thank you all! Now it works. * Gustavo Noronha Silva <kov@debian.org> [020320 09:25]: ... > C="$A $B" -- Karsten Heymann <karsten.heymann@gmx.de> <karsten@ecology.uni-kiel.de> CAU-University Kiel, Germany Registered Linux User #221014 (http://counter.li.org)