			child.geometry.dispose();
					child.material.dispose();

				}

			} );

			scene.remove( helper );

		}

		function onWindowResize() {

			camera.aspect = window.innerWidth / window.innerHeight;
			camera.updateProjectionMatrix();

			renderer.setSize( window.innerWidth, window.innerHeight );

		}

		function animate() {

			requestAnimationFrame( animate );

			renderer.render( scene, camera );

		}


	</script>

</body>
</html>
