Thanks Petr and Patrick for this odd solution: it works!

Arie


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Dr. A. van der Lee
Institut Europ�en des Membranes  
Universit� de Montpellier II - cc 047
2 place E. Bataillon
34095 Montpellier CEDEX 5

Visiting address:
240 Avenue du Professeur Emile Jeanbrau
Montpellier

Phone:                   (33) 467 14 9135
Phone: (alternative)     (33) 467 14 9100
FAX:                     (33) 467 14 9119
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