ht)
	var frontLight	= new THREE.DirectionalLight('white', 1)
	frontLight.position.set(0.5, 0.5, 2)
	scene.add( frontLight )
	var backLight	= new THREE.DirectionalLight('white', 0.75)
	backLight.position.set(-0.5, -0.5, -2)
	scene.add( backLight )

	//////////////////////////////////////////////////////////////////////////////////
	//		add an object and make it move
	//////////////////////////////////////////////////////////////////////////////////
	var geometry	= new THREE.SphereGeometry(0.2)
	var material	