private void button1_Click(object sender, EventArgs e)
        {
            EditorScene es = (EditorScene)SceneManager.Instance.GetScene("Editor");

            String gameScreenResolution = comboBox1.Items[comboBox1.SelectedIndex].ToString();

            int posWildCard = gameScreenResolution.IndexOf(WILDCARD);

            int gameScreenResolutionWidth  = Convert.ToInt16(gameScreenResolution.Substring(0, posWildCard));
            int gameScreenResolutionHeight = Convert.ToInt16(gameScreenResolution.Substring(posWildCard + 1, gameScreenResolution.Length - (posWildCard + 1)));

            es.CreateNewScene(new Microsoft.Xna.Framework.Rectangle(0, 0, gameScreenResolutionWidth, gameScreenResolutionHeight));

            this.Close();
        }