     }
 
     /**
-     *
+     *  Sets the y coordinate for the transform center of the component.
+     * 
+     *  <p>When this component is the target of a Spark transform effect, 
+     *  you can override this property by setting 
+     *  the <code>AnimateTransform.autoCenterTransform</code> property.
+     *  If <code>autoCenterTransform</code> is <code>false</code>, the transform
+     *  center is determined by the <code>transformX</code>,
+     *  <code>transformY</code>, and <code>transformZ</code> properties
+     *  of the effect target.
+     *  If <code>autoCenterTransform</code> is <code>true</code>, 
+     *  the effect occurs around the center of the target, 
+     *  <code>(width/2, height/2)</code>.</p>
+     *
+     *  <p>Seeting this property on the Spark effect class 
+     *  overrides the setting on the target component.</p>
+     *  
+     *  @see spark.effects.AnimateTransform#autoCenterTransform 
+     *  @see spark.effects.AnimateTransform#transformY
      *  
      *  @langversion 3.0
      *  @playerversion Flash 9

    }

    /**
     *
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9

    }

    /**
     *  Returns <code>true</code> when the <code>measureSizes()</code> method 
     *  can skip the call to the <code>measure()</code> method. 
     *  This is usually the case when both the <code>explicitWidth</code> and
     *  <code>explicitHeight</code> properties are set. 
     *  For path, this is <code>true</code> when the bounds of the path
     *  have not changed.
     *
     *  @return <code>true</code> when the <code>measureSizes()</code> method 
     *  can skip the call to the <code>measure()</code> method.  
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
