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You're welcome :)

I'd be happier if you remembered to post in code tags though, heheh.

To perform recursion, the state of the function is saved. This can potentially use up the available stack space. There is also a limit to the recursive depth. These are not likely to be problems for...

For starters:

Indent your code properly.
Remove unused variables.
Fully capitalise your macro names.
When your function has a return type other than void, return something. (This is...