 		private var _deltaTime		: Number;
 		private var _currentTarget	: ISceneNode;
 		private var _viewport		: Viewport;
-		private var _scene			: Scene;
 		
 		protected function get deltaTime() : Number
 		{

				stop(getTarget(i));
		}
		
		protected function start(target : ISceneNode) : void
		{
			// nothing

			return _viewport;
		}
		
		public function ScriptController(targetType	: Class = null)
		{
			super(targetType);
			
			var numTargets : uint = this.numTargets;
			
			for (var i : uint = 0; i < numTargets; ++i)
				initialize(getTarget(i));
		}
        
		override protected function sceneEnterFrameHandler(scene		: Scene,
														   viewport		: Viewport,
														   destination	: BitmapData,
