Go to either www.remotez.co.uk if you live in the uk and you will find your answer there.
You can also order new fobs so you can take the internals out yours and place it in there.
70.00 for a replacement remote and 20.00 to reprogram it if lost depending on model and whats wrong.
Therse are approx qoutes I know because mine is missing.
Paul
February 2008