      */
     public function set luminosityInvert(value:Boolean):void
     {
-    	if (_luminosityInvert == value)
+        if (_luminosityInvert == value)
             return;
 
         _luminosityInvert = value;
-		luminositySettingsChanged = true;
-		invalidateDisplayList(); 
-    }
-
-	//----------------------------------
+        luminositySettingsChanged = true;
+        invalidateDisplayList(); 
+    }
+
+    //----------------------------------
     //  luminosityClip
     //----------------------------------
     

                _layout.updateScrollRect(unscaledWidth, unscaledHeight);
        }
    }
	
	/**
	 *  @private
	 *  Calculates the luminosity mask shader's mode property which 
	 *  determines how the shader is drawn. 
	 */
	private function calculateLuminositySettings():int
	{
		var mode:int = -1; 
		
		if (luminosityClip && !luminosityInvert) 
			mode = 0; 
		if (luminosityClip && luminosityInvert) 
			mode = 1; 
		if (!luminosityClip && !luminosityInvert) 
			mode = 2; 
		if (!luminosityClip && luminosityInvert) 
			mode = 3;
		return mode; 
	}
    
    /**
     *  @private

        }
        else
        {
            overlay.removeDisplayObject(_focusPane);
             
            // TODO (jszeto): remove mask?  SDK-15310
            _focusPane = null;
