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import mx.effects.Fade;
import mx.events.EffectEvent;

            private function showTitleWindow():void {
                titleWindow.height = 28;
                var fade:Fade = new mx.effects.Fade();
                fade.alphaFrom = 0;
                fade.alphaTo = 1;
                fade.target = titleWindow;

                fade.play();
            }

            private function hideTitleWindow():void {
                var fade:Fade = new mx.effects.Fade();
                fade.alphaFrom = 1;
                fade.alphaTo = 0;
                fade.target = titleWindow;
                fade.addEventListener(EffectEvent.EFFECT_END, function(event:EffectEvent) : void {
                titleWindow.height = 0;
});
                fade.play();
           }
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