private void button2_Click(object sender, EventArgs e)
        {
            Meal             m1  = new Meal();
            Store            s2  = new Store();
            string           sql = "select * from menu where 1=1";
            List <object []> a   = Utiles.execQuery(sql);

            m1.mealId   = (a.Count() + 1).ToString();
            m1.mealName = textBox2.Text;
            m1.mealType = comboBox1.Text;
            m1.price    = textBox3.Text;
            StoreCtrl.saveMeal(s2, m1);
            button1_Click(null, null);
            textBox2.Clear();
            comboBox1.Text = "";
            textBox3.Clear();
        }