===================================================================
--- original.js
+++ change.js
@@ -1,94 +1,94 @@
-/****
+/**** 
 * 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.speedY = 0;
-  self.gravity = 0.5;
-  self.flapStrength = -10;
-  self.update = function () {
-    self.speedY += self.gravity;
-    self.y += self.speedY;
-    if (self.y > 2732 - birdGraphics.height / 2) {
-      self.y = 2732 - birdGraphics.height / 2;
-      self.speedY = 0;
-    }
-    if (self.y < birdGraphics.height / 2) {
-      self.y = birdGraphics.height / 2;
-      self.speedY = 0;
-    }
-  };
-  self.flap = function () {
-    self.speedY = self.flapStrength;
-  };
+	var self = Container.call(this);
+	var birdGraphics = self.attachAsset('bird', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speedY = 2;
+	self.gravity = 1;
+	self.flapStrength = -30;
+	self.update = function () {
+		self.speedY += self.gravity;
+		self.y += self.speedY;
+		if (self.y > 2732 - birdGraphics.height / 2) {
+			self.y = 2732 - birdGraphics.height / 2;
+			self.speedY = 0;
+		}
+		if (self.y < birdGraphics.height / 2) {
+			self.y = birdGraphics.height / 2;
+			self.speedY = 0;
+		}
+	};
+	self.flap = function () {
+		self.speedY = self.flapStrength;
+	};
 });
 // Wall class
 var Wall = Container.expand(function () {
-  var self = Container.call(this);
-  var wallGraphics = self.attachAsset('wall', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speedX = -5;
-  self.update = function () {
-    self.x += self.speedX;
-    if (self.x < -wallGraphics.width / 2) {
-      self.destroy();
-    }
-  };
+	var self = Container.call(this);
+	var wallGraphics = self.attachAsset('wall', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speedX = -5;
+	self.update = function () {
+		self.x += self.speedX;
+		if (self.x < -wallGraphics.width / 2) {
+			self.destroy();
+		}
+	};
 });
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x000000 //Init game with black background 
+	backgroundColor: x00000 //Init game with black background 
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 var bird = game.addChild(new Bird());
 bird.x = 2048 / 2;
 bird.y = 2732 / 2;
 var walls = [];
 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 createWall() {
-  var wall = new Wall();
-  wall.x = 2048 + wall.width / 2;
-  wall.y = Math.random() * (2732 - wall.height) + wall.height / 2;
-  walls.push(wall);
-  game.addChild(wall);
+	var wall = new Wall();
+	wall.x = 2048 + wall.width / 2;
+	wall.y = Math.random() * (2732 - wall.height) + wall.height / 2;
+	walls.push(wall);
+	game.addChild(wall);
 }
 function handleMove(x, y, obj) {
-  // No-op for now
+	// No-op for now
 }
 game.down = function (x, y, obj) {
-  bird.flap();
+	bird.flap();
 };
 game.update = function () {
-  bird.update();
-  for (var i = walls.length - 1; i >= 0; i--) {
-    walls[i].update();
-    if (bird.intersects(walls[i])) {
-      LK.effects.flashScreen(0xff0000, 1000);
-      LK.showGameOver();
-    }
-  }
-  if (LK.ticks % 60 == 0) {
-    createWall();
-  }
-  scoreTxt.setText(score);
+	bird.update();
+	for (var i = walls.length - 1; i >= 0; i--) {
+		walls[i].update();
+		if (bird.intersects(walls[i])) {
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
+	}
+	if (LK.ticks % 60 == 0) {
+		createWall();
+	}
+	scoreTxt.setText(score);
 };
\ No newline at end of file