private void ActivarIngreso()
{
BorderOnPassword.Visibility = Visibility.Visible;
PasswordBoxLogin.Password = null;
PasswordBoxLogin.Focus();
TextBoxEstadoConexion.Foreground = Brushes.Green;
TextBoxEstadoConexion.Text = "CONECTADO";
}
private void ButtonBorrarPassword_Click(object sender, RoutedEventArgs e)
{
//ComprobarUltimaConexion();
PasswordBoxLogin.Password = null;
PasswordBoxLogin.Focus();
}