I have this going right now but it doesn't seem to be working:
Private Sub txtSumAmtsDue1_LostFocus()
If Me.txtSumAmtsDue1 Is Dirty(txtSumAmtsDue1) Then
Me.txtAmtDue = Nz([txtSumAmtsDue1], 0) + Nz([txtSumAmtsDue2], 0) + Nz([txtSumAmtsDue3], 0) + Nz([txtSumAmtsDue4], 0) _
+ Nz([txtSumAmtsDue5], 0) + Nz([txtSumAmtsDue6], 0) + Nz([txtSumAmtsDue7], 0)
Me.txtChange = Me.txtCHK + Me.txtCHRG + Me.txtCashGiven - Me.txtAmtDue
End If
End Sub
I need for this text box "txtSumAmtsDue1" to only sum up everything if its dirty. Can anyone assist please?