Private Sub Label3_Click() End Sub Private Sub btcalificar_Click() If Val(txtnota.Text) >= 0 And Val(txtnota.Text) <=>= 10 And Val(txtnota.Text) <=>= 16 And Val(txtnota.Text) <=>< 0 Or Val(txtnota.Text) > 21 Then strin = MsgBox("LA NOTA DEBE ESTAR ENTRE 0 Y 20", vbOKOnly, "Información") txtnota.Text = "" txtnota.SetFocus End If End Sub Private Sub btlimpiar_Click() txtnombre.Text = "" txtcedula.Text = "" txtnota.Text = "" txtnombre.SetFocus lblcalificacion.Caption = "" End Sub Private Sub txtcedula_KeyPress(KeyAscii As Integer) If KeyAscii = 13 Then txtnota.SetFocus End If End Sub Private Sub txtnombre_KeyPress(KeyAscii As Integer) If KeyAscii = 13 Then txtcedula.SetFocus End If End Sub Private Sub txtnota_KeyPress(KeyAscii As Integer) If KeyAscii = 13 Then btcalificar.SetFocus End If End Sub