Hi, I want to thank all thos who offered their help, I have already solved the problem, so we can end the thread. Regards, --Ariel +---------------------------------------------------------------+ | Ariel Biener | | e-mail: ariel@post.tau.ac.il Work ph: 03-6406086 | | fingerprint = 07 D1 E5 3E EF 6D E5 82 0B E9 21 D4 3C 7D 8B BC | +---------------------------------------------------------------+