private void back_Click(object sender, EventArgs e)
        {
            this.Hide();
            EquipmentDemandForEmployee edfe = new EquipmentDemandForEmployee();

            edfe.Show();
        }
        private void button1_Click(object sender, EventArgs e)
        {
            EquipmentDemandForEmployee edffe = new EquipmentDemandForEmployee();

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