I will close everything if nobody wants to use it in 15 minutes. Barbara -- ======================================================== Barbara Möller, PhD, Root Development Tel:+32 (0)9 331 38 34 fax:+32 (0)9 331 38 09 VIB Department of Plant Systems Biology, Ghent University Technologiepark 927, 9052 Gent, BELGIUM bamol@psb.vib-ugent.be http://www.psb.vib-ugent.be ========================================================