.

still prefer the original one in post 1 :-)that looks to complicated Velocity:-)

I know I know, that one just confuses me no end! You know when your computer comes up with the windows messge 'cannot complete, circular reference' - well that's how my brain is dealing with that chart in post 1! It's gone and totally overloaded my brainbox! :-))

Thanks Mega Bucks, I'm glad you liked it!

Keep it simple :-)