     {
         return Math.pow(fraction, _exponent);
     }
-    
+
     /**
-     *  @private 
-     *  Returns a value that represents the eased fraction during the 
-     *  ease out phase of the animation. 
-     *  The easing calculation for Power is equal to 
+     *  @private
+     *  Returns a value that represents the eased fraction during the
+     *  ease out phase of the animation.
+     *  The easing calculation for Power is equal to
      *  <code>1 - ((1-fraction)^^exponent)</code>.
      *
      *  @param fraction The fraction elapsed of the easing out phase
      *  of the animation, between 0.0 and 1.0.
-     * 
+     *
      *  @return A value that represents the eased value for this
      *  phase of the animation.
-     *  
+     *
      *  @langversion 3.0
      *  @playerversion Flash 10
      *  @playerversion AIR 1.5

{
    /**
     * Storage for the exponent property
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 1.5


    /**
     *  @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
     *  <code>fraction^^exponent</code>.
     *
     *  @param fraction The fraction elapsed of the easing in phase
     *  of the animation, between 0.0 and 1.0.
     *
     *  @return A value that represents the eased value for this
     *  phase of the animation.
     *
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 1.5
