Yes it is working Hayley.
Solveit worked it out from Alan's instructions and so did I.
I have been posting the instructions address in the wrap every time for quite a while now.
Anyway here are Alan's instructions!
http://web2.0calc.com/questions/ven-diagram-need-help-for-questions#r3
Go work out how to do it because Chris needs some more things to eat and drink at his party!!