or: randColor(),
                    shading: THREE.FlatShading
                });
                var box = new THREE.Mesh(geom, material);
                box.position.set(randPos(), randPos(), randPos());
                box.velocity = new THREE.Vector3(randVel(), randVel(), randVel());
                box.spin = new THREE.Euler(randSpin(), randSpin(), randSpin());
                box.mass = OBJ_MASS;
                box.name = "Box " + count;
                objects.add(box);

              