      *  @playerversion AIR 1.5
      *  @productversion Flex 4
      */
-    public function Power(easeInFraction:Number = .5, exponent:Number = 2)
+    public function Power(easeInFraction:Number = 0.5, exponent:Number = 2)
     {
         super(easeInFraction);
         this.exponent = exponent;
     }
 
     /**
+     *  @private
      *  Returns a value that represents the eased fraction during the 
      *  ease in phase of the animation. 
      *  The easing calculation for Power is equal to 

     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    public function get exponent():int
    {
        return _exponent;
    }
    public function set exponent(value:int):void
    {
        _exponent = value;
    }

     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    private var _exponent:Number;
    /**
     *  The exponent used in the easing calculation. 
     *  The higher the value of the <code>exponent</code> property, 
