public void MethodeTest(Ellipse p_ellipse)
        {
            if (p_ellipse.Name == "EllipseJouer")
            {
                Score = 0;
                TextBlockScore.Text = "Score : 0";
                BoutonJouer.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonJouer.m_Textblock.Visibility = Visibility.Hidden;
                BoutonAlbum.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonAlbum.m_Textblock.Visibility = Visibility.Hidden;
                BoutonQuitter.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonQuitter.m_Textblock.Visibility = Visibility.Hidden;
                DT.Start();
            }
            else if (p_ellipse.Name == "EllipseAlbum")
            {
                BoutonJouer.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonJouer.m_Textblock.Visibility = Visibility.Hidden;
                BoutonAlbum.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonAlbum.m_Textblock.Visibility = Visibility.Hidden;
                BoutonQuitter.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonQuitter.m_Textblock.Visibility = Visibility.Hidden;
                BoutonSuivant.m_Ellipse.Visibility = Visibility.Visible;
                BoutonSuivant.m_Textblock.Visibility = Visibility.Visible;
                BoutonPrecedent.m_Ellipse.Visibility = Visibility.Visible;
                BoutonPrecedent.m_Textblock.Visibility = Visibility.Visible;
                BoutonRetour.m_Ellipse.Visibility = Visibility.Visible;
                BoutonRetour.m_Textblock.Visibility = Visibility.Visible;

                BoutonSuivant.m_couleur = Brushes.Red;
                BoutonPrecedent.m_couleur = Brushes.Red;

                imgAlbum.Visibility = Visibility.Visible;
                indicePhoto = 0;
                var path = System.AppDomain.CurrentDomain.BaseDirectory + "Photos\\Photo-" + indicePhoto + ".png";
                var uri = new Uri(path);
                var monImg = new BitmapImage(uri);
                imgAlbum.Source = monImg;

                imgAlbum.BeginAnimation(OpacityProperty, da);

            }
            else if (p_ellipse.Name == "EllipseSuivant" && indicePhoto < Directory.GetFiles(System.AppDomain.CurrentDomain.BaseDirectory + "Photos").Length-1)
            {
                indicePhoto++;
                var path = System.AppDomain.CurrentDomain.BaseDirectory + "Photos\\Photo-" + indicePhoto + ".png";
                var uri = new Uri(path);
                var monImg = new BitmapImage(uri);
                imgAlbum.Source = monImg;

                imgAlbum.BeginAnimation(OpacityProperty, da);


            }
            else if (p_ellipse.Name == "EllipsePrecedent" && indicePhoto > 0)
            {
                indicePhoto--;
                var path = System.AppDomain.CurrentDomain.BaseDirectory + "Photos\\Photo-" + indicePhoto + ".png";
                var uri = new Uri(path);
                var monImg = new BitmapImage(uri);
                imgAlbum.Source = monImg;

                imgAlbum.BeginAnimation(OpacityProperty, da);
            }
            else if (p_ellipse.Name == "EllipseRetour")
            {
                BoutonSuivant.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonSuivant.m_Textblock.Visibility = Visibility.Hidden;
                BoutonPrecedent.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonPrecedent.m_Textblock.Visibility = Visibility.Hidden;
                BoutonRetour.m_Ellipse.Visibility = Visibility.Hidden;
                BoutonRetour.m_Textblock.Visibility = Visibility.Hidden;
                BoutonJouer.m_Ellipse.Visibility = Visibility.Visible;
                BoutonJouer.m_Textblock.Visibility = Visibility.Visible;
                BoutonAlbum.m_Ellipse.Visibility = Visibility.Visible;
                BoutonAlbum.m_Textblock.Visibility = Visibility.Visible;
                BoutonQuitter.m_Ellipse.Visibility = Visibility.Visible;
                BoutonQuitter.m_Textblock.Visibility = Visibility.Visible;

                imgAlbum.Visibility = Visibility.Hidden;
            }
            else if(p_ellipse.Name == "EllipseQuitter")
            {
                Close();
            }
        }