Thank you all for the pointers! It's more than enough to do what I need for now! Regards :-) Panagiotis (atma) Atmatzidis email: atma at convalesco.org URL: http://www.convalesco.org GnuPG key id: 0xFC4E8BB4 -- The wise man said: "Never argue with an idiot. They bring you down to their level and beat you with experience."