THREE.MeshLambertMaterial( { color: randColor(), shading: THREE.FlatShading  } );
                var icosahedron = new THREE.Mesh( geom, material );
                icosahedron.position.set(randPos(), randPos(), randPos());
                icosahedron.velocity = new THREE.Vector3(randVel(), randVel(), randVel());
                icosahedron.spin = new THREE.Euler(randSpin(),randSpin(),randSpin());
                icosahedron.mass = OBJ_MASS;
                name = "Icosahderon" + n;
                