I didt add any code i just used the code u add and i have some problems:i don't have the the code that you added.
i don't even know how you did it.
hey thank u but some of points dont work corectly and show wrong numbers,
and the weird thing is when i click on each textboxs in form the form recalculate te numbers and show another number in all textboxs when i just change my focus on text boxes