public void backCallback(CCObject pSender)
        {
            CCScene s = new SpriteTestScene();

            s.addChild(SpriteTestScene.backSpriteTestAction());
            CCDirector.sharedDirector().replaceScene(s);
        }
        public void restartCallback(CCObject pSender)
        {
            CCScene s = new SpriteTestScene();
            s.addChild(SpriteTestScene.restartSpriteTestAction());

            CCDirector.sharedDirector().replaceScene(s);
        }