         if (!event.isDefaultPrevented())
             super.keyUpHandler(event);
     }
-    
-    /**
-     *  @private
-     */
-    override public function mouseWheelHandler(event:MouseEvent):void
-    {
-        // Bug: ContainerController.mouseWheelHandler() should be checking
-        // if the default behavior is prevented before it acts on the event.
-        if (!event.isDefaultPrevented())
-            super.mouseWheelHandler(event);
-    }
-    
+        
     /**
      *  @private
      */


        var selRange:ElementRange = 
            ElementRange.createElementRange(textFlow, absoluteStart, absoluteEnd); 
        
        var para:ParagraphElement = selRange.firstParagraph;
        var attr:TextLayoutFormat = new TextLayoutFormat(para.computedFormat);
        for (;;)
        {
            if (para == selRange.lastParagraph)
                break;
            
            para = textFlow.findAbsoluteParagraph(
                            para.getAbsoluteStart() + para.textLength);
            attr.removeClashing(para.computedFormat);
        }
        
        return Property.extractInCategory(TextLayoutFormat,
                    TextLayoutFormat.description,
                    attr, Category.PARAGRAPH) as ITextLayoutFormat;
    }
    
    /**

        var selRange:ElementRange = 
            ElementRange.createElementRange(textFlow, absoluteStart, absoluteEnd); 
        
        return selRange.getCommonCharacterFormat();
    }
    
    /**
