 	
 	/**
      *  Instance of the helper class that handles all of the mouse, keyboard 
-     *  and focus user interactions. The type of this class is determined by the
-     *  <code>dropDownControllerClass</code> property. 
-     * 
-     *  The <code>initializeDropDownController()</code> function is called after 
-     *  the dropDownController is created in the constructor.
+     *  and focus user interactions.  
      * 
      *  @langversion 3.0
      *  @playerversion Flash 10

    	if (instance == dropDownController)
    	{
    		if (instance == muteButton)
	    		dropDownController.button = null;
    	
    		if (instance == dropDown)
    			dropDownController.dropDown = null;

	 /**
     *  Closes the dropDown. 
     *   
     *  @param commit Flag indicating if the component should commit the selected
     *  data from the dropDown. 
     *  
     *  @langversion 3.0
