 
 class SettingTableViewController: UITableViewController, SettingTableHdoServiceSwitchCellDelegate {
 
+    private var couponUseDict: [String : Bool] = [:]
+
     override func viewDidLoad() {
         super.viewDidLoad()
+
+        self.navigationItem.rightBarButtonItem?.enabled = false
     }
 
     // MARK: - Table view data source

    // MARK: - SettingTableHdoServiceSwitchCellDelegate

    func couponSwitchButtonValueDidChanged(switchButton: UISwitch, buttonCell: UITableViewCell) {
        println(switchButton.on)
        if let indexPath = self.tableView.indexPathForCell(buttonCell) {
            println("hddServiceIndex = \(indexPath.section), hdoServiceIndex = \((indexPath.row - 2) / 2)")
        }
    }


        return "hdd8080123-\(section)"
    }

    override func tableView(tableView: UITableView, willSelectRowAtIndexPath indexPath: NSIndexPath) -> NSIndexPath? {
        // Disable coupon cell selection
        if indexPath.row > 0 && indexPath.row % 2 == 0 {
            return nil
        }
        return indexPath
    }

    override func tableView(tableView: UITableView, didSelectRowAtIndexPath indexPath: NSIndexPath) {
        let cell = tableView.cellForRowAtIndexPath(indexPath)!
        cell.selected = false
