===================================================================
--- original.js
+++ change.js
@@ -1,87 +1,87 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
 // Enemy class
 var Enemy = Container.expand(function () {
-  var self = Container.call(this);
-  var enemyGraphics = self.attachAsset('enemy', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.health = 100;
-  self.update = function () {
-    // Update logic for enemy
-  };
-  self.shoot = function () {
-    var bullet = new EnemyBullet();
-    bullet.x = self.x;
-    bullet.y = self.y;
-    game.addChild(bullet);
-    enemyBullets.push(bullet);
-  };
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemyHD', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 100;
+	self.update = function () {
+		// Update logic for enemy
+	};
+	self.shoot = function () {
+		var bullet = new EnemyBullet();
+		bullet.x = self.x;
+		bullet.y = self.y;
+		game.addChild(bullet);
+		enemyBullets.push(bullet);
+	};
 });
 // EnemyBullet class
 var EnemyBullet = Container.expand(function () {
-  var self = Container.call(this);
-  var bulletGraphics = self.attachAsset('enemyBullet', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 10;
-  self.update = function () {
-    self.y += self.speed;
-    if (self.y > 2732) {
-      self.destroy();
-    }
-  };
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('enemyBulletHD', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 10;
+	self.update = function () {
+		self.y += self.speed;
+		if (self.y > 2732) {
+			self.destroy();
+		}
+	};
 });
 //<Assets used in the game will automatically appear here>
 // Hero class
 var Hero = Container.expand(function () {
-  var self = Container.call(this);
-  var heroGraphics = self.attachAsset('hero', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.health = 500;
-  self.update = function () {
-    // Update logic for hero
-  };
-  self.shoot = function () {
-    var bullet = new HeroBullet();
-    bullet.x = self.x;
-    bullet.y = self.y;
-    game.addChild(bullet);
-    heroBullets.push(bullet);
-  };
+	var self = Container.call(this);
+	var heroGraphics = self.attachAsset('heroHD', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 500;
+	self.update = function () {
+		// Update logic for hero
+	};
+	self.shoot = function () {
+		var bullet = new HeroBullet();
+		bullet.x = self.x;
+		bullet.y = self.y;
+		game.addChild(bullet);
+		heroBullets.push(bullet);
+	};
 });
 // HeroBullet class
 var HeroBullet = Container.expand(function () {
-  var self = Container.call(this);
-  var bulletGraphics = self.attachAsset('heroBullet', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = -10;
-  self.update = function () {
-    self.y += self.speed;
-    if (self.y < 0) {
-      self.destroy();
-    }
-  };
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('heroBulletHD', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -10;
+	self.update = function () {
+		self.y += self.speed;
+		if (self.y < 0) {
+			self.destroy();
+		}
+	};
 });
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x000000 //Init game with black background 
+	backgroundColor: 0x000000 //Init game with black background 
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 // Initialize arrays and variables
 var hero;
 var enemies = [];
 var heroBullets = [];
@@ -93,65 +93,65 @@
 hero.y = 2732 - 200;
 game.addChild(hero);
 // Create enemies
 for (var i = 0; i < 5; i++) {
-  var enemy = new Enemy();
-  enemy.x = (i + 1) * 300;
-  enemy.y = 200;
-  game.addChild(enemy);
-  enemies.push(enemy);
+	var enemy = new Enemy();
+	enemy.x = (i + 1) * 300;
+	enemy.y = 200;
+	game.addChild(enemy);
+	enemies.push(enemy);
 }
 // Update function
 game.update = function () {
-  // Update hero
-  hero.update();
-  // Update enemies
-  for (var i = enemies.length - 1; i >= 0; i--) {
-    enemies[i].update();
-    if (enemies[i].health <= 0) {
-      enemies[i].destroy();
-      enemies.splice(i, 1);
-      score += 10;
-    }
-  }
-  // Update hero bullets
-  for (var i = heroBullets.length - 1; i >= 0; i--) {
-    heroBullets[i].update();
-    for (var j = enemies.length - 1; j >= 0; j--) {
-      if (heroBullets[i].intersects(enemies[j])) {
-        enemies[j].health -= 50;
-        heroBullets[i].destroy();
-        heroBullets.splice(i, 1);
-        break;
-      }
-    }
-  }
-  // Update enemy bullets
-  for (var i = enemyBullets.length - 1; i >= 0; i--) {
-    enemyBullets[i].update();
-    if (enemyBullets[i].intersects(hero)) {
-      hero.health -= 10;
-      enemyBullets[i].destroy();
-      enemyBullets.splice(i, 1);
-      if (hero.health <= 0) {
-        LK.showGameOver();
-      }
-    }
-  }
-  // Enemies shoot
-  if (LK.ticks % 60 == 0) {
-    for (var i = 0; i < enemies.length; i++) {
-      enemies[i].shoot();
-    }
-  }
+	// Update hero
+	hero.update();
+	// Update enemies
+	for (var i = enemies.length - 1; i >= 0; i--) {
+		enemies[i].update();
+		if (enemies[i].health <= 0) {
+			enemies[i].destroy();
+			enemies.splice(i, 1);
+			score += 10;
+		}
+	}
+	// Update hero bullets
+	for (var i = heroBullets.length - 1; i >= 0; i--) {
+		heroBullets[i].update();
+		for (var j = enemies.length - 1; j >= 0; j--) {
+			if (heroBullets[i].intersects(enemies[j])) {
+				enemies[j].health -= 50;
+				heroBullets[i].destroy();
+				heroBullets.splice(i, 1);
+				break;
+			}
+		}
+	}
+	// Update enemy bullets
+	for (var i = enemyBullets.length - 1; i >= 0; i--) {
+		enemyBullets[i].update();
+		if (enemyBullets[i].intersects(hero)) {
+			hero.health -= 10;
+			enemyBullets[i].destroy();
+			enemyBullets.splice(i, 1);
+			if (hero.health <= 0) {
+				LK.showGameOver();
+			}
+		}
+	}
+	// Enemies shoot
+	if (LK.ticks % 60 == 0) {
+		for (var i = 0; i < enemies.length; i++) {
+			enemies[i].shoot();
+		}
+	}
 };
 // Handle touch events
 game.down = function (x, y, obj) {
-  hero.shoot();
+	hero.shoot();
 };
 game.move = function (x, y, obj) {
-  hero.x = x;
-  hero.y = y;
+	hero.x = x;
+	hero.y = y;
 };
 game.up = function (x, y, obj) {
-  // No action needed on touch up
+	// No action needed on touch up
 };
\ No newline at end of file