===================================================================
--- original.js
+++ change.js
@@ -1,231 +1,270 @@
-var Cloud = Container.expand(function () {
+/**** 
+* Classes
+****/ 
+var Background = Container.expand(function () {
 	var self = Container.call(this);
-	var cloudGraphics = self.createAsset('cloud', 'Cloud asset', 0.5, 0.5);
-	cloudGraphics.alpha = 0.7;
-	self.speed = -0.2;
-	self.move = function () {
-		self.x += self.speed;
-		if (self.x <= -self.width) {
-			self.x = 2048 + self.width;
-		}
-	};
-});
-var SecondBackground = Container.expand(function () {
-	var self = Container.call(this);
-	var bg1 = self.createAsset('second_background', 'Game Second Background', 0, 0);
-	var bg2 = self.createAsset('second_background', 'Game Second Background', 0, 0);
+	var bg1 = self.attachAsset('background', {});
+	var bg2 = self.attachAsset('background', {});
+	var dimOverlay = new Container();
+	var dimGraphics = dimOverlay.attachAsset('dimOverlay', {});
+	dimGraphics.width = 2048;
+	dimGraphics.height = 2732;
+	dimGraphics.alpha = 0.3;
 	bg1.width = bg2.width = 2048;
 	bg1.height = bg2.height = 2732;
 	bg2.x = 2048;
 	self.addChild(bg1);
 	self.addChild(bg2);
-	self.move = function () {
-		bg1.x += 0.5;
-		bg2.x += 0.5;
-		if (bg1.x >= 2048) bg1.x = bg2.x - 2048;
-		if (bg2.x >= 2048) bg2.x = bg1.x - 2048;
+	self.addChild(dimOverlay);
+	self._move_migrated = function () {
+		bg1.x -= 1;
+		bg2.x -= 1;
+		if (bg1.x <= -2048) {
+			bg1.x = bg2.x + 2048;
+		}
+		if (bg2.x <= -2048) {
+			bg2.x = bg1.x + 2048;
+		}
 	};
 });
-var Obstacle = Container.expand(function () {
+var Cloud = Container.expand(function () {
 	var self = Container.call(this);
-	var obstacleGraphics = self.createAsset('obstacle', 'Obstacle', .5, .5);
-	self.baseSpeed = -5;
-	self.speedIncrease = 0;
-	self.move = function () {
-		self.x += self.baseSpeed - self.speedIncrease;
-		self.y += Math.sin(LK.ticks / 60) * 1;
+	var cloudGraphics = self.attachAsset('cloud', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	cloudGraphics.alpha = 0.7;
+	self.speed = -0.2;
+	self._move_migrated = function () {
+		self.x += self.speed;
+		if (self.x <= -self.width) {
+			self.x = 2048 + self.width;
+		}
 	};
 });
-var HeroBullet = Container.expand(function () {
+var Enemy = Container.expand(function () {
 	var self = Container.call(this);
-	var bulletGraphics = self.createAsset('bullet', 'Hero Bullet', .5, .5);
-	self.speed = 5;
-	self.move = function () {
-		self.y += self.speed;
+	self.isHit = false;
+	var enemyAssetIds = ['enemy1', 'enemy2', 'enemy3'];
+	var selectedAssetId = enemyAssetIds[Math.floor(Math.random() * enemyAssetIds.length)];
+	var enemyGraphics = self.createAsset(selectedAssetId, {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speedX = -1.8 * (1 + Math.random() * 0.5) * 1.5;
+	self.speedY = 0;
+	self.verticalMovementRange = 50;
+	self.verticalSpeed = self.verticalMovementRange / (5 * 60);
+	self.verticalDirection = 1;
+	self.initialY = 0;
+	self._move_migrated = function () {
+		self.x += self.isHit ? self.speedX * 4 : self.speedX;
+		if (self.initialY === 0) {
+			self.initialY = self.y + 20;
+		}
+		self.y += self.verticalSpeed * self.verticalDirection;
+		if (Math.abs(self.y - self.initialY) >= self.verticalMovementRange) {
+			self.verticalDirection *= -1;
+		}
 	};
 });
 var Hero = Container.expand(function () {
 	var self = Container.call(this);
-	var heroGraphics = self.createAsset('hero', 'Hero character', .5, .5);
-	var wingGraphics = self.createAsset('wing', 'Hero Wing', .7, .8);
+	var heroGraphics = self.attachAsset('hero', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	var wingGraphics = self.attachAsset('wing', {
+		anchorX: 0.7,
+		anchorY: 0.8
+	});
 	wingGraphics.direction = 1;
 	self.speed = 0;
 	self.bullets = [];
 	self.gravity = 0.2;
 	self.jump = function () {
 		self.speed = -10;
 	};
-	self.update = function () {
+	self._update_migrated = function () {
 		self.speed += self.gravity;
 		self.y += self.speed;
 		self.rotation = self.speed * 0.05;
 		wingGraphics.y += wingGraphics.direction * 2 || -2;
 		if (wingGraphics.y > 10 || wingGraphics.y < -10) {
 			wingGraphics.direction = -wingGraphics.direction;
 		}
 		for (var i = self.bullets.length - 1; i >= 0; i--) {
-			self.bullets[i].move();
+			self.bullets[i]._move_migrated();
 			if (self.bullets[i].y > 2732) {
 				self.bullets[i].destroy();
 				self.bullets.splice(i, 1);
 			}
 		}
 	};
 });
-var Enemy = Container.expand(function () {
+var HeroBullet = Container.expand(function () {
 	var self = Container.call(this);
-	self.isHit = false;
-	var enemyAssetIds = ['enemy1', 'enemy2', 'enemy3'];
-	var selectedAssetId = enemyAssetIds[Math.floor(Math.random() * enemyAssetIds.length)];
-	var enemyGraphics = self.createAsset(selectedAssetId, 'Enemy', .5, .5);
-	self.speedX = -1.8 * (1 + Math.random() * 0.5) * 1.5;
-	self.speedY = 0;
-	self.verticalMovementRange = 50;
-	self.verticalSpeed = self.verticalMovementRange / (5 * 60);
-	self.verticalDirection = 1;
-	self.initialY = 0;
-	self.move = function () {
-		self.x += self.isHit ? self.speedX * 4 : self.speedX;
-		if (self.initialY === 0) self.initialY = self.y + 20;
-		self.y += self.verticalSpeed * self.verticalDirection;
-		if (Math.abs(self.y - self.initialY) >= self.verticalMovementRange) {
-			self.verticalDirection *= -1;
-		}
+	var bulletGraphics = self.attachAsset('bullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 5;
+	self._move_migrated = function () {
+		self.y += self.speed;
 	};
 });
-var Background = Container.expand(function () {
+var Obstacle = Container.expand(function () {
 	var self = Container.call(this);
-	var bg1 = self.createAsset('background', 'Game Background 1', 0, 0);
-	var bg2 = self.createAsset('background', 'Game Background 2', 0, 0);
-	var dimOverlay = new Container();
-	var dimGraphics = dimOverlay.createAsset('dimOverlay', 'Dim Overlay', 0, 0);
-	dimGraphics.width = 2048;
-	dimGraphics.height = 2732;
-	dimGraphics.alpha = 0.3;
+	var obstacleGraphics = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.baseSpeed = -5;
+	self.speedIncrease = 0;
+	self._move_migrated = function () {
+		self.x += self.baseSpeed - self.speedIncrease;
+		self.y += Math.sin(LK.ticks / 60) * 1;
+	};
+});
+var SecondBackground = Container.expand(function () {
+	var self = Container.call(this);
+	var bg1 = self.attachAsset('second_background', {});
+	var bg2 = self.attachAsset('second_background', {});
 	bg1.width = bg2.width = 2048;
 	bg1.height = bg2.height = 2732;
 	bg2.x = 2048;
 	self.addChild(bg1);
 	self.addChild(bg2);
-	self.addChild(dimOverlay);
-	self.move = function () {
-		bg1.x -= 1;
-		bg2.x -= 1;
-		if (bg1.x <= -2048) bg1.x = bg2.x + 2048;
-		if (bg2.x <= -2048) bg2.x = bg1.x + 2048;
+	self._move_migrated = function () {
+		bg1.x += 0.5;
+		bg2.x += 0.5;
+		if (bg1.x >= 2048) {
+			bg1.x = bg2.x - 2048;
+		}
+		if (bg2.x >= 2048) {
+			bg2.x = bg1.x - 2048;
+		}
 	};
 });
-var Game = Container.expand(function () {
-	var self = Container.call(this);
-	var secondBackground = self.addChild(new SecondBackground());
-	var clouds = [];
-	for (var i = 0; i < 5; i++) {
-		var cloud = new Cloud();
-		cloud.x = Math.random() * 2048;
-		cloud.y = Math.random() * 2732 * 0.3;
-		var randomScale = 0.5 + Math.random() * 0.5;
-		cloud.scale.x = randomScale;
-		cloud.scale.y = randomScale;
-		clouds.push(cloud);
-		self.addChild(cloud);
-	}
-	var background = self.addChild(new Background());
-	self.setChildIndex(secondBackground, 0);
-	var hero = self.addChild(new Hero());
-	hero.x = 2048 / 2 - 200;
-	hero.y = 2732 / 2;
-	var obstacles = [];
-	var score = 0;
-	var scoreTxt = new Text2('0', {
-		size: 150,
-		fill: "#ffffff",
-		font: "Gamer",
-		dropShadow: true,
-		dropShadowColor: "#000000",
-		dropShadowBlur: 4,
-		dropShadowAngle: Math.PI / 6,
-		dropShadowDistance: 6
+
+/**** 
+* Initialize Game
+****/ 
+var game = new LK.Game({
+	backgroundColor: 0x000000
+});
+
+/**** 
+* Game Code
+****/ 
+var secondBackground = game.addChild(new SecondBackground());
+var clouds = [];
+for (var i = 0; i < 5; i++) {
+	var cloud = new Cloud();
+	cloud.x = Math.random() * 2048;
+	cloud.y = Math.random() * 2732 * 0.3;
+	var randomScale = 0.5 + Math.random() * 0.5;
+	cloud.scale.x = randomScale;
+	cloud.scale.y = randomScale;
+	clouds.push(cloud);
+	game.addChild(cloud);
+}
+var background = game.addChild(new Background());
+game.setChildIndex(secondBackground, 0);
+var hero = game.addChild(new Hero());
+hero.x = 2048 / 2 - 200;
+hero.y = 2732 / 2;
+var obstacles = [];
+var score = 0;
+var scoreTxt = new Text2('0', {
+	size: 150,
+	fill: "#ffffff",
+	font: "Gamer",
+	dropShadow: true,
+	dropShadowColor: "#000000",
+	dropShadowBlur: 4,
+	dropShadowAngle: Math.PI / 6,
+	dropShadowDistance: 6
+});
+LK.gui.top.addChild(scoreTxt);
+scoreTxt.anchor.set(.5, 0);
+var isGameOver = false;
+var tickOffset = 0;
+var speedIncreaseFactor = 0;
+var obstacleSpawnInterval = 36 * 4;
+LK.on('tick', function () {
+	secondBackground._move_migrated();
+	clouds.forEach(function (cloud) {
+		cloud._move_migrated();
 	});
-	LK.gui.topCenter.addChild(scoreTxt);
-	scoreTxt.anchor.set(.5, 0);
-	var isGameOver = false;
-	var tickOffset = 0;
-	var speedIncreaseFactor = 0;
-	var obstacleSpawnInterval = 36 * 4;
-	LK.on('tick', function () {
-		secondBackground.move();
-		clouds.forEach(function (cloud) {
-			cloud.move();
-		});
-		background.move();
-		hero.update();
-		if (hero.y > 2732 || hero.y < 0) {
-			isGameOver = true;
+	background._move_migrated();
+	hero._update_migrated();
+	if (hero.y > 2732 || hero.y < 0) {
+		isGameOver = true;
+	}
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		obstacles[i]._move_migrated();
+		if (obstacles[i].x < -50) {
+			obstacles[i].destroy();
+			obstacles.splice(i, 1);
+			scoreTxt.setText(score);
 		}
-		for (var i = obstacles.length - 1; i >= 0; i--) {
-			obstacles[i].move();
-			if (obstacles[i].x < -50) {
-				obstacles[i].destroy();
-				obstacles.splice(i, 1);
-				scoreTxt.setText(score);
-			}
-			var intersectionThreshold = 10;
-			if (hero.intersects(obstacles[i]) && Math.sqrt(Math.pow(hero.x - obstacles[i].x, 2) + Math.pow(hero.y - obstacles[i].y, 2)) < intersectionThreshold) {
-				isGameOver = true;
-			} else {
-				for (var j = hero.bullets.length - 1; j >= 0; j--) {
-					if (hero.bullets[j].intersects(obstacles[i])) {
-						if (obstacles[i] instanceof Enemy) {
-							obstacles[i].isHit = true;
-							obstacles[i].addChild(hero.bullets[j]);
-							hero.bullets[j].x = 0;
-							hero.bullets[j].y = -250;
-							hero.bullets[j].width = 100;
-							hero.bullets[j].height = 100;
-							if (!obstacles[i].scoreAwarded) {
-								score++;
-								obstacles[i].scoreAwarded = true;
-							}
-							scoreTxt.setText(score);
-						} else {
-							hero.bullets[j].destroy();
-							hero.bullets.splice(j, 1);
+		var intersectionThreshold = 200;
+		if (hero.intersects(obstacles[i]) && Math.sqrt(Math.pow(hero.x - obstacles[i].x, 2) + Math.pow(hero.y - obstacles[i].y, 2)) < intersectionThreshold) {
+			isGameOver = true;
+		} else {
+			for (var j = hero.bullets.length - 1; j >= 0; j--) {
+				if (hero.bullets[j].intersects(obstacles[i])) {
+					if (obstacles[i] instanceof Enemy) {
+						obstacles[i].isHit = true;
+						obstacles[i].addChild(hero.bullets[j]);
+						hero.bullets[j].x = 0;
+						hero.bullets[j].y = -250;
+						hero.bullets[j].width = 100;
+						hero.bullets[j].height = 100;
+						if (!obstacles[i].scoreAwarded) {
+							score++;
+							obstacles[i].scoreAwarded = true;
 						}
+						scoreTxt.setText(score);
+					} else {
+						hero.bullets[j].destroy();
+						hero.bullets.splice(j, 1);
 					}
 				}
 			}
 		}
-		if (tickOffset++ % obstacleSpawnInterval == 0) {
-			var newObstacle = new Obstacle();
-			newObstacle.x = 2048;
-			newObstacle.y = Math.random() * (2732 - 500 - newObstacle.height) + newObstacle.height;
-			newObstacle.speedIncrease = speedIncreaseFactor;
-			obstacles.push(newObstacle);
-			self.addChild(newObstacle);
-		}
-		if (tickOffset % 600 == 0) {
-			speedIncreaseFactor += 0.5;
-			obstacleSpawnInterval = Math.max(30, obstacleSpawnInterval - 15);
-		}
-		var enemySpawnVariance = Math.random() > 0.5 ? 1.5 : 0.5;
-		if (tickOffset % Math.floor(360 * enemySpawnVariance) == 0) {
-			var enemy = new Enemy();
-			enemy.x = 2048;
-			enemy.y = 2732 - enemy.height / 2;
-			self.addChild(enemy);
-			obstacles.push(enemy);
-		}
-		if (isGameOver) {
-			LK.effects.flashScreen(0xff0000, 1000);
-			LK.showGameOver();
-		}
-	});
-	stage.on('down', function (obj) {
-		hero.jump();
-		var bullet = new HeroBullet();
-		bullet.x = hero.x;
-		bullet.y = hero.y;
-		self.addChild(bullet);
-		hero.bullets.push(bullet);
-	});
+	}
+	if (tickOffset++ % obstacleSpawnInterval == 0) {
+		var newObstacle = new Obstacle();
+		newObstacle.x = 2048;
+		newObstacle.y = Math.random() * (2732 - 500 - newObstacle.height) + newObstacle.height;
+		newObstacle.speedIncrease = speedIncreaseFactor;
+		obstacles.push(newObstacle);
+		game.addChild(newObstacle);
+	}
+	if (tickOffset % 600 == 0) {
+		speedIncreaseFactor += 0.5;
+		obstacleSpawnInterval = Math.max(30, obstacleSpawnInterval - 15);
+	}
+	var enemySpawnVariance = Math.random() > 0.5 ? 1.5 : 0.5;
+	if (tickOffset % Math.floor(360 * enemySpawnVariance) == 0) {
+		var enemy = new Enemy();
+		enemy.x = 2048;
+		enemy.y = 2732 - enemy.height / 2;
+		game.addChild(enemy);
+		obstacles.push(enemy);
+	}
+	if (isGameOver) {
+		LK.effects.flashScreen(0xff0000, 1000);
+		LK.showGameOver();
+	}
 });
+game.on('down', function (x, y, obj) {
+	hero.jump();
+	var bullet = new HeroBullet();
+	bullet.x = hero.x;
+	bullet.y = hero.y;
+	game.addChild(bullet);
+	hero.bullets.push(bullet);
+});
\ No newline at end of file