Private Sub TextBox4_KeyPress(ByVal KeyAscii As MSForms.ReturnInteger)
If InStr("0123456789,.", Chr(KeyAscii)) = 0 Then KeyAscii = 0
End Sub
Private Sub TextBox4_KeyUp(ByVal KeyCode As MSForms.ReturnInteger, ByVal Shift As Integer)
TextBox4.Value = Replace(TextBox4, ".", ",")
End Sub