In first step, do you speak spanish?
With your problem what you need to do is to use a textbox array:
txtbox(0), txtbox(1), txtbox(2), txtbox(3), txtbox(4)
And then:
For i = 0 To (txtbox.count - 1)
txtbox(i) = 0
Next
I think that's all.
Sorry but my english is not very good.
