     [Inspectable(category="General", defaultValue="NaN")]
 
     /** 
-     *  Final y, in pixels.
-     *  If omitted, Flex uses either the value in the end state,
-     *  if the effect is playing in a state transition, or the current
-     *  value in the target.
+     *  Final y position of the target, in pixels.
+     *  If omitted, Flex uses either the value in the end view state,
+     *  if the effect is playing in a transition, or the current
+     *  value of the target.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 10
+     *  @playerversion AIR 1.5
+     *  @productversion Flex 4
      */
     public var yTo:Number;
             

    [Inspectable(category="General", defaultValue="NaN")]

    /** 
     *  Initial x, in pixels.
     *  If omitted, Flex uses either the value in the starting state,
     *  if the effect is playing in a state transition, or the current
     *  value in the target.
     */
    public var xFrom:Number;
    

    [Inspectable(category="General", defaultValue="NaN")]

    /** 
     *  Number of pixels by which to modify the x position of the target.
     *  Values may be negative.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    public var xBy:Number;

