 [Style(name="alternatingItemColors", type="Array", arrayType="uint", format="Color", inherit="yes", theme="spark")]
 
 /**
- *  Color of the background of an item renderer when it is pressed down.
+ *  Color of the background of an item renderer when it is being pressed down.
+ *   
+ *  <p>If <code>downColor</code> is set to <code>undefined</code>, 
+ *  <code>downColor</code> is not used.</p>
  * 
- *  <p>This style is only applicable in touch <code>interactionMode</code>.</p>
- *   
- *  @default #CCCCCC
+ *  <p>The default value in the 
+ *  spark theme is <code>undefined</code>.  The default value in the 
+ *  mobile theme is <code>0xB2B2B2</code>.</p>
+ * 
+ *  @default undefined
  *  
  *  @langversion 3.0
  *  @playerversion Flash 10.1

        
        var backgroundColor:uint;
        var drawBackground:Boolean = true;
        if (itemRendererInteractionStateDetector.down)
            backgroundColor = getStyle("downColor");
        else if (selected)
            backgroundColor = getStyle("selectionColor");
        else if (itemRendererInteractionStateDetector.hovered)
            backgroundColor = getStyle("rollOverColor");
        else
        {

     *  @private
     *  Helper class to help determine when we are in the hovered or down state
     */
    private var interactionStateDetector:InteractionStateDetector;
    
    //--------------------------------------------------------------------------
    //
