three.js and javascript

gistfile1.js

    // workaround for chrome bug: http://code.google.com/p/chromium/issues/detail?id=35980#c12
    if ( window.innerWidth === 0 ) { window.innerWidth = parent.innerWidth; window.innerHeight = parent.innerHeight; }
    var camera, scene, renderer;
    var geometry, material, mesh;
    test = 200;
    var init = function () {
        renderer = new THREE.WebGLRenderer();
        renderer.setSize( window.innerWidth, window.innerHeight );
        document.body.appendChild( renderer.domElement );
        camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 1000 );
        camera.position.z = test;

        scene = new THREE.Scene();
        geometry = new THREE.IcosahedronGeometry( 200, 1 );
        material = new THREE.MeshBasicMaterial( { color: 0x333, wireframe: true, wireframeLinewidth: 6
        } );
        mesh = new THREE.Mesh( geometry, material );
        scene.add( mesh );
    }
    var animate = function () {
        requestAnimationFrame( animate );
        mesh.rotation.x = Date.now() * 0.0005;
        mesh.rotation.y = Date.now() * 0.001;
        //camera.position.z = 600;
        renderer.render( scene, camera );
    }
    init();
    animate();