Not that I'm aware of but if you have more than 3 levels then something is wrong and you would want to rethink your approach.
>Is there a limit on the number of do cases within other do cases?
>
>Example:
>
>do case
> case 1
> do case
> case 1.1
> case 1.2
> case 1.3
> do case
> case 1.3.1
> case 1.3.2
> endcase
> case 1.4
> endcase
> case 2
>endcase
>
--sb--