Hallo Alexander. Am 20.03.15 um 13:07 schrieb Alexander Alemayhu: > Not sure someone answered your question. You have been the first who answered to my question. And I've follwed the discussion in the list. Thanks a lot. Bernd -- Bernd Zeitzen Gymnasium Harsewinkel Dechant-Budde-Weg 6 33428 Harsewinkel PGP-Fingerabdruck: FE74 DF89 EEF2 672C 50B4 6A3B F6FF E409 3A56 178F