var renderer	= new THREE.WebGLRenderer({
		antialias	: true
	});
/* Let's get this to render on the entire screen dimension */
	renderer.setSize( window.innerWidth, window.innerHeight );
/* Add it to HTML */
	document.body.appendChild( renderer.domElement );
	var onRenderFcts= [];
	var scene	= new THREE.Scene();
	var camera	= new THREE.PerspectiveCamera(25, window.innerWidth /    window.innerHeight, 0.01, 1000);
/* Played around a lot with camera positions, liked this setup the most */
	camera.position.z = 15; 
   camera.position.y = 2;
/* Let's get some fog in here for the part in the back */
  scene.fog = new THREE.Fog(0x000, 0, 45);
	;(function(){
		// add a ambient light
		var light	= new THREE.AmbientLight( 0x202020 )
		scene.add( light )
		// add a light in front
		var light	= new THREE.DirectionalLight('white', 5)
		light.position.set(0.5, 0.0, 2)
		scene.add( light )
		// add a light behind
		var light	= new THREE.DirectionalLight('white', 0.75*2)
		light.position.set(-0.5, -0.5, -2)
		scene.add( light )		
	})()
	var heightMap	= THREEx.Terrain.allocateHeightMap(256,256)
	THREEx.Terrain.simplexHeightMap(heightMap)	
	var geometry	= THREEx.Terrain.heightMapToPlaneGeometry(heightMap)
	THREEx.Terrain.heightMapToVertexColor(heightMap, geometry)
/* Wireframe built-in color is white, no need to change that */
	var material	= new THREE.MeshBasicMaterial({
		wireframe: true
	});
	var mesh	= new THREE.Mesh( geometry, material );
	scene.add( mesh );
	mesh.lookAt(new THREE.Vector3(0,1,0));
/* Let's get some nice terrain */
	mesh.scale.y	= 3.5;
	mesh.scale.x	= 3;
	mesh.scale.z	= 0.20;
	mesh.scale.multiplyScalar(10);
/* Slowly spin it around so that it doesn't look bland */
	onRenderFcts.push(function(delta, now){
		mesh.rotation.z += 0.2 * delta;	
	})
	onRenderFcts.push(function(){
		renderer.render( scene, camera );		
	})
	var lastTimeMsec= null
	requestAnimationFrame(function animate(nowMsec){
		requestAnimationFrame( animate );
		lastTimeMsec	= lastTimeMsec || nowMsec-1000/60
		var deltaMsec	= Math.min(200, nowMsec - lastTimeMsec)
		lastTimeMsec	= nowMsec
		onRenderFcts.forEach(function(onRenderFct){
			onRenderFct(deltaMsec/1000, nowMsec/1000)
		})
	})