> > Thanks Eric, > I tried sourcing scr2 and it works faster then CALLING scr2. > This is to be expected: if you call a script, separate shell is started that runs it. This takes some time. If you source a script, the only overhead is opening and reading an extra file. Eric -- E.L. Meijer (tgakem@chem.tue.nl) | tel. office +31 40 2472189 Eindhoven Univ. of Technology | tel. lab. +31 40 2475032 Lab. for Catalysis and Inorg. Chem. (TAK) | tel. fax +31 40 2455054