private void deleteApmokejimas_Click(object sender, EventArgs e)
        {
            try
            {
                Apmokejimas gl = new Apmokejimas();
                gl.apmok_Id = int.Parse(deleteApmokejimasApmokNr.Text);
                apmokRep.DeleteApmokejimas(gl);

                deleteApmokejimasApmokNr.Clear();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
            MessageBox.Show("Deleted succesfully");
            getApmokejimasDisplay();
        }