tor3();
		var mouse = new THREE.Vector2();
		var scale = 1.03;

		var loader = new THREE.BufferGeometryLoader();

		//create buffer for reading a single pixel
		var pixelBuffer = new Uint8Array( 4 );

		// gui
		var instanceCount, method, doAnimate;

		//

		gui();
		init();
		initMesh();
		if ( doAnimate ) animate();

		//

		function gui() {

			var instanceCountElm = document.getElementById( 'instanceCount' );

			instanceCount = parseInt( instanceCountElm.value );

			instanceCountElm.addEventListener( 