private void Btn_Variation_Click(object sender, RoutedEventArgs e)
{
Clear();
Cockatrices cocki = new Cockatrices();
LoadPage.NavigationService.Navigate(cocki);
}
private void Button_2_Click(object sender, RoutedEventArgs e)
{
Cockatrices cocka = new Cockatrices();
ChangePage();
LoadPage.NavigationService.Navigate(cocka);
}