*Damn* I'm disappointed Tcl cannot read my mind and just do what I want it to, and not what I tell it.
What can I say - the (to me) completely new and totally cool lay-up of the different blocks of ad_form in the api-doc example must have overwhelmed me, making me totally dased and confused. Yeah, that must have been it! 😊
And it all works now! Isn't that strange?
Anyway, I think I personally prefer the following style:
} -select_query_name {
category_select
} -new_data {