ader.load( 'models/obj/walt/WaltHead.obj', function ( obj ) {

					object = obj;
					object.scale.multiplyScalar( 0.8 );
					object.position.y = - 30;
					scene.add( object );

				} );

				var sphere = new THREE.SphereBufferGeometry( 0.5, 16, 8 );

				//lights

				light1 = new THREE.PointLight( 0xff0040, 2, 50 );
				light1.add( new THREE.Mesh( sphere, new THREE.MeshBasicMaterial( { color: 0xff0040 } ) ) );
				scene.add( light1 );

				light2 = new THREE.PointLight( 0x0040ff, 2, 50 );
				light2.ad