how to edit textbox values

[popoyen]

hi im a newbie at vb, and i want to edit a textbox that have a defined value like a the coded value.below

Private Sub txtunits_GotFocus()
txtunits.Text = Format((Val(cbotimeto.Text) - Val(cbotimefrom.Text)) * (Val(chkMon.Value) + Val(chktues.Value) + Val(chkFri.Value) + Val(chksun.Value) + Val(chksat.Value) + Val(chkWed.Value) + Val(chkthurs.Value)), "0.00")
If txtunits.Text = "3.00" Then
MsgBox "The " & (cbocourse.Text) & " units completed .", vbExclamation
End If
If txtunits.Text > "3.00" Then
MsgBox "The " & (cbocourse.Text) & " has exceeded the required units .", vbExclamation
End If
If txtunits.Text < "3.00" Then
MsgBox "The " & (cbocourse.Text) & " is less than the required units .", vbExclamation
End If

End Sub

Pls help... thanks alot...

[Guido Geurs]

dear,

I hope this will help you ( see attachment)

br,