Have tried that but no joy.I have included code for the events below. form1.#subform[0].WS.Row4.Tn3::initialize - (JavaScript, client)if (this.rawValue == null) { Injury1.presence = "hidden"; } form1.#subform[0].WS.Row4.Tn3::calculate - (FormCalc, client)// sum using FormCalc$ = Sum...