      * @private
      */
     private var lastRotation:Number;
-    
+
     //--------------------------------------------------------------------------
     //
     //  Properties

     *  Constructor.
     *
     *  @param target The Object to animate with this effect.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 1.5

        if (isNaN(angleFrom))
            if (!isNaN(angleTo) && !isNaN(angleBy))
                angleFrom = angleTo - angleBy;
            else if (propertyChanges &&
                propertyChanges.start["rotation"] !== undefined)
                angleFrom = propertyChanges.start["rotation"];

        if (isNaN(angleTo))
        {
            if (isNaN(angleBy) &&
