  *  It is responsible for creating an <code>mx.preloaders.Preloader</code> that displays and
  *  <code>mx.preloaders.DownloadProgressBar</code> while the application finishes loading,
  *  then creates the <code>mx.core.Application</code> instance.</p>
+ *  
+ *  @langversion 3.0
+ *  @playerversion Flash 9
+ *  @playerversion AIR 1.1
+ *  @productversion Flex 3
  */
 public class SystemManager extends MovieClip
 						   implements IChildList, IFlexDisplayObject,

	 * a differnt sandbox. If the parent is in the same sandbox it is returned.
	 * If the parent is in a diffent sandbox, then null is returned.
	 * 
	 */	
	override public function get parent():DisplayObjectContainer
	{


	/**
	 *	The background color used by the child of the preloader.
	 *  
	 *  @langversion 3.0
	 *  @playerversion Flash 9
	 *  @playerversion AIR 1.1
	 *  @productversion Flex 3
	 */
	public function get preloaderBackgroundColor():uint
	{
