What is it I need to edit the rollover for new fields? Is it just using a form for the item#(in this case)?

What is it I need to edit the rollover for new fields? Is it just using a form for the item#(in this case)?
Hi Keith,
This preview is indeed a form in the application. In this case, it is the form named InventTablePreview. There is a menu item with the same name. On the table InventTable, the property Preview Part Ref has a link to this menu item.