David said pretty much everything I could say - please feel free to start a discussion on the Weaverbird group here if you need help using Weaverbird itself.

thank you (Giulio) I will post my Questation there also
sorry I am new in grasshopper site and I don't know where can I post my Questations ! thanks a lot David stasiuk

@david stasiuk ,,, there is aproblem also in "stellate" in weaverbird