void ManualAdd()
        {
            ManualUri manUri = new ManualUri(LocalTitles.instance.manualAdd, ManualUri.ManualType.ADD, "");

            manUri.Owner = Application.Current.MainWindow;
            if (manUri.ShowDialog().Value == true)
            {
                var ret = manUri.devUri;
                ManualLoaded(ret);
            }
        }
        void ManualEdit(DeviceDescriptionHolder dhold)
        {
            ManualUri manUri = new ManualUri(LocalTitles.instance.manualEdit, ManualUri.ManualType.EDIT, dhold.ManualDevice.DevUri);

            manUri.Owner = Application.Current.MainWindow;

            if (manUri.ShowDialog().Value == true)
            {
                var ret = manUri.devUri;
                Devices.Remove(dhold);
                ManualLoaded(ret);
            }
        }