var a:int = QuestionDifficult.alpha * 100;
        var effect:String = "in";
        if (effect == "in")
        {
            a += 1
            trace(a);
            QuestionDifficult.alpha = (a/100);
            InfoDifficult.alpha = (a/100);
            InfoDifficult2.alpha = (a/100);
            txtFacile.alpha = (a/100);
            txtMoyen.alpha = (a/100);
            txtDifficile.alpha = (a/100);

        }