/**** 
* Classes
****/ 
// The game engine will automatically create and load the assets
// Create a class for the cycle
var Cycle = Container.expand(function () {
	var self = Container.call(this);
	var cycleGraphics = self.attachAsset('cycle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.distanceTravelled = 0;
	self.update = function () {
		if (self.distanceTravelled < 5000) {
			self.distanceTravelled += 5;
		} else {
			LK.showGameOver();
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB // Init game with sky blue background
});

/**** 
* Game Code
****/ 
// Add city background to the game
var cityBackground = LK.getAsset('cityBackground', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 2048 / 2,
	y: 2732 / 2
});
game.addChild(cityBackground);
// Initialize the cycle
var cycle = game.addChild(new Cycle());
cycle.x = 2048 / 2;
cycle.y = 2732 / 2;
// Display the distance travelled by the cycle
var distanceTxt = new Text2('0 km', {
	size: 150,
	fill: "#ffffff"
});
LK.gui.top.addChild(distanceTxt);
// Update the game every tick
game.update = function () {
	cycle.update();
	distanceTxt.setText(cycle.distanceTravelled + ' km');
};

===================================================================
--- original.js
+++ change.js
@@ -28,8 +28,16 @@
 
 /**** 
 * Game Code
 ****/ 
+// Add city background to the game
+var cityBackground = LK.getAsset('cityBackground', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	x: 2048 / 2,
+	y: 2732 / 2
+});
+game.addChild(cityBackground);
 // Initialize the cycle
 var cycle = game.addChild(new Cycle());
 cycle.x = 2048 / 2;
 cycle.y = 2732 / 2;