/// <summary>
        /// create form for a new creditcrad
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>

        private void buttonNewCreditCard_Click(object sender, EventArgs e)
        {
            frmNewCreditcard newCreditcard = new frmNewCreditcard(_logic, _clientIdCard, true);

            newCreditcard.ShowDialog();
            if (newCreditcard.DialogResult == DialogResult.OK)
            {
                FillCreditCardGridView();
            }
        }
        /// <summary>
        /// send us to the form to change pin to a credit card
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>

        private void buttonChangePin_Click(object sender, EventArgs e)
        {
            frmNewCreditcard newCreditcard = new frmNewCreditcard(_logic, dGVCreditcards.SelectedRows[0].Cells[3].Value.ToString(), false);

            newCreditcard.ShowDialog();
        }