I created a separate forum thread for the problem above.

In the even anybody else stumbles in here wanting to...
  • use tabbed product pro on an ez-page
  • use tabbed product pro on a category description page
  • use tabbed product pro on an other type of page not covered by the mod


...then you will find step-by-step directions here:
https://www.zen-cart.com/showthread....o-on-an-EZpage

Good luck!