         /**
          *  The alpha for this design layer instance.
          *
-         *  When updated, the appropriate change event for 
-         *  computedAlpha will be dispatched to all layerPropertyChange
-         *  listeners for this layer, as well as those of affected
-         *  descendant layers if any.
+         *  <p>When updated, the appropriate change event for <code>effectiveAlpha</code> 
+         *  will be dispatched to all <code>layerPropertyChange</code> listeners 
+         *  for this layer, as well as those of affected descendant layers if any.</p>
          *
          *  @default 1.0
          * 

        /**
         *  The visibility for this design layer instance.
         *
         *  When updated, the appropriate change event for 
         *  computedVisibility will be dispatched to all layerPropertyChange
         *  listeners for this layer, as well as those of affected
         *  descendant layers if any.
         *
         *  @default true
         * 

        }
         
    }
}
