private void btnManageDevices_Click(object sender, EventArgs e)
        {
            frmManageDevices frmManage = new frmManageDevices(_hsm);

            frmManage.ShowDialog();
        }
 private void btnManageDevices_Click(object sender, EventArgs e)
 {
     frmManageDevices frmManage = new frmManageDevices(_hsm);
     frmManage.ShowDialog();
 }