[Zope] How to pass argument to zpt

Hi All, I am newbie, and I have a problem(:. I try to make some forms showing data from MySQL about products. My structure is: - formulator object - zsql metod - add/edit page template - show page template - python script to validate and redirect between add/edit and show script. My problem is I don't know how to store value (global value) about product number (prod_no) which points to row in the table with product. Please help me (:. Best Regards -- Dawid Hulisz also known as DeHa Always look at the bright side of life Monty Python