  *  @playerversion AIR 1.5
  *  @productversion Flex 4
  */ 
-[Style(name="contentBackgroundColor", type="uint", format="Color", inherit="yes")]
+[Style(name="contentBackgroundColor", type="uint", format="Color", inherit="yes", theme="spark")]
 
 /**
  *  Color of focus ring when the component is in focus

 *  @playerversion AIR 1.5
 *  @productversion Flex 4
 */
[Style(name="baseColor", type="uint", format="Color", inherit="yes")]

/**
 *  Color of the content area of the component.

 *  @playerversion AIR 1.5
 *  @productversion Flex 4
 */ 
[Style(name="focusColor", type="uint", format="Color", inherit="yes", theme="spark")]

/**
 *  Style name for horizontal scrollbar.  This allows more control over
