On the drone method I have tried to make a nice work schedule/diagram/picture file on http://www.xs4all.nl/~jtemp/DmethodPict.html may one have some benefit of it. greeting, jan -- Jan Tempelman / Ineke Drabbe | EMAIL:[log in to unmask] Sterremos 16 3069 AS Rotterdam, The Netherlands Tel/Fax (SOMETIMES) XX 31 (0)10-4569412 http://www.xs4all.nl/~jtemp/index3.html