private void btnGeri_Click(object sender, EventArgs e)
        {
            VeriTransferAnaFormu VTAForm = new VeriTransferAnaFormu();

            VTAForm.Show();
            this.Close();
        }
        private void btnVeriTansferi_Click(object sender, EventArgs e)
        {
            VeriTransferAnaFormu VTForm = new VeriTransferAnaFormu();

            VTForm.Show();
            this.Hide();
        }