Visual Studio 2008

I have a TableLayoutPane l (tlp01) with multiple rows (10) and columns(12), each with editable text boxes(r1c1, r1c2, r1c3, etc...) so that the end user may change the numbers supplied with different ones if he or she wishes. I've set it up in such a way that in order to show the appropriate TableLayoutPane l (tlp01,tlp02, or tlp03), the user must first select options from two drop-down menus, which when selected,...