/// <summary>
    /// Backs the pressed.
    /// </summary>
    /// <param name="sender">The sender.</param>
    /// <param name="e">The <see cref="BackPressedEventArgs"/> instance containing the event data.</param>
    public async void BackPressed(object sender, BackPressedEventArgs e)
    {
        // Handles any Back button presses.
        e.Handled = true;
        switch (Vars.WhatSocialNetwork)
        {
        case 0:
        {
            if (AllSocial0.CanGoBack)
            {
                AllSocial0.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }

        case 1:
        {
            if (AllSocial1.CanGoBack)
            {
                AllSocial1.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }

        case 2:
        {
            if (AllSocial2.CanGoBack)
            {
                AllSocial2.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }

        case 3:
        {
            if (AllSocial3.CanGoBack)
            {
                AllSocial3.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }

        case 4:
        {
            if (AllSocial4.CanGoBack)
            {
                AllSocial4.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }
        }
    }
    /// <summary>
    /// Handles the Loaded event of the MainPage control.
    /// </summary>
    /// <param name="sender">The source of the event.</param>
    /// <param name="e">The <see cref="RoutedEventArgs"/> instance containing the event data.</param>
    private void MainPage_Loaded(object sender, RoutedEventArgs e)
    {
        HardwareButtons.BackPressed += BackPressed;
        SIDEBAR.Visibility           = Visibility.Collapsed;
        Info.Visibility              = Visibility.Collapsed;
        iconRotation.Begin();
        SystemNavigationManager.GetForCurrentView().BackRequested += (s, a) =>
        {
            switch (Vars.WhatSocialNetwork)
            {
            case 0:
            {
                if (AllSocial0.CanGoBack)
                {
                    AllSocial0.GoBack();
                    a.Handled = true;
                }

                break;
            }

            case 1:
            {
                if (AllSocial1.CanGoBack)
                {
                    AllSocial2.GoBack();
                    a.Handled = true;
                }

                break;
            }

            case 2:
            {
                if (AllSocial2.CanGoBack)
                {
                    AllSocial2.GoBack();
                    a.Handled = true;
                }

                break;
            }

            case 3:
            {
                if (AllSocial3.CanGoBack)
                {
                    AllSocial3.GoBack();
                    a.Handled = true;
                }

                break;
            }

            case 4:
            {
                if (AllSocial4.CanGoBack)
                {
                    AllSocial4.GoBack();
                    a.Handled = true;
                }

                break;
            }
            }
        };
        SelectNetwork(0);
    }
    /// <summary>
    /// Handles the Click event of the BACK control.
    /// </summary>
    /// <param name="sender">The source of the event.</param>
    /// <param name="e">The <see cref="RoutedEventArgs"/> instance containing the event data.</param>
    private async void BACK_Click(object sender, RoutedEventArgs e)
    {
        switch (Vars.WhatSocialNetwork)
        {
        case 0:
        {
            if (AllSocial0.CanGoBack)
            {
                AllSocial0.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }

        case 1:
        {
            if (AllSocial1.CanGoBack)
            {
                AllSocial1.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }

        case 2:
        {
            if (AllSocial2.CanGoBack)
            {
                AllSocial2.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }

        case 3:
        {
            if (AllSocial3.CanGoBack)
            {
                AllSocial3.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }

        case 4:
        {
            if (AllSocial4.CanGoBack)
            {
                AllSocial4.GoBack();
            }
            else
            {
                await Vars.displayMessageAsync("Quit " + Vars.AppName, "Are you sure you want to quit the app?", "");
            }
            break;
        }
        }
    }