private void MainMenu_Choice(object sender, KeyEventArgs e)
{
if (e.Key == Key.F1)
{
Withdrawal.PerformClick();
}
else if (e.Key == Key.F2)
{
Mini_Statement.PerformClick();
}
else if (e.Key == Key.F3)
{
Account_Balance.PerformClick();
}
else if (e.Key == Key.F4)
{
Change_Pin.PerformClick();
}
else if (e.Key == Key.F8)
{
Cancel.PerformClick();
}
}