     //--------------------------------------------------------------------------
     
     //----------------------------------
+    //  alpha
+    //----------------------------------
+    
+    private var _explicitAlpha:Number = 1.0;
+    
+    /**
+     *  @private
+     */
+    override public function set alpha(value:Number):void
+    {
+        if (enabled)
+            super.alpha = value;
+        _explicitAlpha = value;
+    }
+    
+    //----------------------------------
     //  mouseChildren
     //----------------------------------
 

        }
    }
    
    //----------------------------------
    //  horizontal,verticalScrollPositionDelta
    //----------------------------------

 *  @productversion Flex 4
 */ 
[Style(name="contentBackgroundColor", type="uint", format="Color", inherit="yes", theme="spark")]

/**
 *  The alpha value when the container is disabled.
 *  
 *  @langversion 3.0
 *  @playerversion Flash 10
 *  @playerversion AIR 1.5
 *  @productversion Flex 4
 */
[Style(name="disabledAlpha", type="Number", inherit="no", theme="spark")]

/**
 *  Color of focus ring when the component is in focus
