> Yes, it is difficult :) what about:
http://www.fee.uva.nl/scholar/mdw/leuven/lyx/graphics1.png http://www.fee.uva.nl/scholar/mdw/leuven/lyx/graphics2.png http://www.fee.uva.nl/scholar/mdw/leuven/lyx/graphics3.png http://www.fee.uva.nl/scholar/mdw/leuven/lyx/graphics4.png ? Ed.
