>>I don't see what you're seeing. If I add code to the .Init of additional OptionGroup buttons, it fires for me.
>
>sorry for my bad english. I sent you a sample. If you look up it you'll see the third buttons init won't fired.

I looked at it briefly this morning, but I think Fabio has found the problem. I'll look at it again when I get home to see if that's the exact cause.