             oldWidth = target.explicitWidth;
             target.width = w;
         }
-    
         if (top != undefined && bottom != undefined && "explicitHeight" in target)
         {
             var h:Number = target.height;

                        duration = Math.max(duration, keyframes[j].time);

        }

        animation = new Animation(duration);
        animation.animationTarget = this;


    private function animationCleanup():void
    {
        if (disableLayout || disabledConstraintsMap)
        {
            reenableConstraints();
            if (disableLayout)
                setupParentLayout(true);
            disabledConstraintsMap = null;
        }
    }
    
