 			_nameToLayer	= {};
 		}
 		
-		private function initializeSignals():void
+		private function initializeSignals() : void
 		{
 			_geometryAdded	= new Signal('AssetsLibrary.geometryAdded');
 			_textureAdded	= new Signal('AssetsLibrary.textureAdded');

			_layerAdded		= new Signal('AssetsLibrary.layerAdded');
		}
		
		public function get layerAdded():Signal
		{
			return _layerAdded;
		}

		public function get materialAdded():Signal
		{
			return _materialAdded;
		}

		public function get textureAdded():Signal
		{
			return _textureAdded;
		}

		public function get geometryAdded():Signal
		{
			return _geometryAdded;
		}

			initializeSignals();
		}
		
		public function get materials() : Object
		{
			return _materials;
		}

		public function get textures() : Object
		{
			return _textures;
		}

		public function get geometries() : Object
		{
			return _geometries;
		}

		private function initialize() : void
		{
			_geometries		= {};
			_textures		= {};
