     //----------------------------------
     [Inspectable(category="General")]
     /** 
-     * whether or not this effect should animate the target directly or its post layout transform offsets. 
+     *  Specifies whether the parent container of the effect target 
+     *  updates its layout based on changes to the effect target
+     *  while the effect plays.
+     *
+     *  @default true
+     * 
+     *  @langversion 3.0
+     *  @playerversion Flash 10
+     *  @playerversion AIR 1.5
+     *  @productversion Flex 4
      */
     public var affectLayout:Boolean = true;
 


/**
 *  The Move effect move the target object
 *  in the x and y directions. An important difference between the Move
 *  effect and the Move effect is that the x and y property specifications
 *  for Move specify not absolute values of the x and y coordinates on the target,
 *  but rather the change in x and y that should occur to the transform center around
 *  which the overall transform occurs. 
 *  If, for example, the 
 *  <code>autoCenterTransform</code> property is set, then the from/to/by values

        }
        else
        {
            addPostLayoutMotionPath("postLayoutTranslationX", xFrom, xTo, xBy);
            addPostLayoutMotionPath("postLayoutTranslationY", yFrom, yTo, yBy);
        }
        super.initInstance(instance);
