Hi Mike
It would br great if you could post the solution that Aaron gave you then others could benefit from the answer.
If it's a matter of sensitive/confidential information please ignore the above 
Cheers
Jem
Quote: "There is a theory which states that if ever, for any reason, anyone discovers what exactly the Universe is for and why it is here it will instantly disappear and be replaced by something even more bizarre and inexplicable. There is another that states that this has already happened.”... Douglas Adams 1952 - 2001