===================================================================
--- original.js
+++ change.js
@@ -1,125 +1,110 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
 // Assets will be automatically created and loaded during gameplay
 // Bird class
 var Bird = Container.expand(function () {
-  var self = Container.call(this);
-  var birdGraphics = self.attachAsset('bird', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.gravity = 0.5;
-  self.lift = -10;
-  self.velocity = 0;
-  self.update = function () {
-    self.velocity += self.gravity;
-    self.y += self.velocity;
-    if (self.y > 2732 - birdGraphics.height / 2) {
-      self.y = 2732 - birdGraphics.height / 2;
-      self.velocity = 0;
-    }
-    if (self.y < birdGraphics.height / 2) {
-      self.y = birdGraphics.height / 2;
-      self.velocity = 0;
-    }
-  };
-  self.flap = function () {
-    self.velocity = self.lift;
-  };
+	var self = Container.call(this);
+	var birdGraphics = self.attachAsset('bird', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.gravity = 0.5;
+	self.lift = -10;
+	self.velocity = 0;
+	self.update = function () {
+		self.velocity += self.gravity;
+		self.y += self.velocity;
+		if (self.y > 2732 - birdGraphics.height / 2) {
+			self.y = 2732 - birdGraphics.height / 2;
+			self.velocity = 0;
+		}
+		if (self.y < birdGraphics.height / 2) {
+			self.y = birdGraphics.height / 2;
+			self.velocity = 0;
+		}
+	};
+	self.flap = function () {
+		self.velocity = self.lift;
+	};
 });
 // Coin class
 var Coin = Container.expand(function () {
-  var self = Container.call(this);
-  var coinGraphics = self.attachAsset('coin', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = -5;
-  self.update = function () {
-    self.x += self.speed;
-    if (self.x < -coinGraphics.width / 2) {
-      self.destroy();
-    }
-  };
+	var self = Container.call(this);
+	var coinGraphics = self.attachAsset('coin', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -5;
+	self.update = function () {
+		self.x += self.speed;
+		if (self.x < -coinGraphics.width / 2) {
+			self.destroy();
+		}
+	};
 });
-// Obstacle class
-var Obstacle = Container.expand(function () {
-  var self = Container.call(this);
-  var obstacleGraphics = self.attachAsset('obstacle', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = -5;
-  self.update = function () {
-    self.x += self.speed;
-    if (self.x < -obstacleGraphics.width / 2) {
-      self.destroy();
-    }
-  };
-});
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x87CEEB // Sky blue background
+	backgroundColor: 0x87CEEB // Sky blue background
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 var bird = game.addChild(new Bird());
 bird.x = 2048 / 4;
 bird.y = 2732 / 2;
 var obstacles = [];
 var coins = [];
 var score = 0;
 var scoreTxt = new Text2('0', {
-  size: 150,
-  fill: "#ffffff"
+	size: 150,
+	fill: "#ffffff"
 });
 scoreTxt.anchor.set(0.5, 0);
 LK.gui.top.addChild(scoreTxt);
-function spawnObstacle() {
-  var obstacle = new Obstacle();
-  obstacle.x = 2048 + obstacle.width / 2;
-  obstacle.y = Math.random() * (2732 - obstacle.height) + obstacle.height / 2;
-  obstacles.push(obstacle);
-  game.addChild(obstacle);
+function spawnBird() {
+	var bird = new Bird();
+	bird.x = 2048 + bird.width / 2;
+	bird.y = Math.random() * (2732 - bird.height) + bird.height / 2;
+	obstacles.push(bird);
+	game.addChild(bird);
 }
 function spawnCoin() {
-  var coin = new Coin();
-  coin.x = 2048 + coin.width / 2;
-  coin.y = Math.random() * (2732 - coin.height) + coin.height / 2;
-  coins.push(coin);
-  game.addChild(coin);
+	var coin = new Coin();
+	coin.x = 2048 + coin.width / 2;
+	coin.y = Math.random() * (2732 - coin.height) + coin.height / 2;
+	coins.push(coin);
+	game.addChild(coin);
 }
 game.down = function (x, y, obj) {
-  bird.flap();
+	bird.flap();
 };
 game.update = function () {
-  bird.update();
-  for (var i = obstacles.length - 1; i >= 0; i--) {
-    obstacles[i].update();
-    if (bird.intersects(obstacles[i])) {
-      LK.effects.flashScreen(0xff0000, 1000);
-      LK.showGameOver();
-    }
-  }
-  for (var j = coins.length - 1; j >= 0; j--) {
-    coins[j].update();
-    if (bird.intersects(coins[j])) {
-      score += 1;
-      scoreTxt.setText(score);
-      coins[j].destroy();
-      coins.splice(j, 1);
-    }
-  }
-  if (LK.ticks % 120 == 0) {
-    spawnObstacle();
-  }
-  if (LK.ticks % 180 == 0) {
-    spawnCoin();
-  }
+	bird.update();
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		obstacles[i].update();
+		if (bird.intersects(obstacles[i])) {
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
+	}
+	for (var j = coins.length - 1; j >= 0; j--) {
+		coins[j].update();
+		if (bird.intersects(coins[j])) {
+			score += 1;
+			scoreTxt.setText(score);
+			coins[j].destroy();
+			coins.splice(j, 1);
+		}
+	}
+	if (LK.ticks % 120 == 0) {
+		spawnBird();
+	}
+	if (LK.ticks % 180 == 0) {
+		spawnCoin();
+	}
 };
\ No newline at end of file