Cheers for the response guys! Will keep digging, and give these ideas a whirl. They both made sense in theory. Practise is a different matter, ha. Figured it might be quite complicated though so 
Wish me luck!
Cheers for the response guys! Will keep digging, and give these ideas a whirl. They both made sense in theory. Practise is a different matter, ha. Figured it might be quite complicated though so Wish me luck!