Thanks to all who answered my question. The solution was really easy, but i doesn't came into my mind..
thanks -- P.Malewski, Maschplatz 8, 38114 Braunschweig, Tel.: 0531 500965, MH-Hannover: 0511 532 3194 / Fax: 0511 532 3190, [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED]
