===================================================================
--- original.js
+++ change.js
@@ -1,85 +1,95 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
+var Heart = Container.expand(function () {
+	var self = Container.call(this);
+	var heartGraphics = self.attachAsset('heart', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+});
 //<Write imports for supported plugins here>
 //<Write entity 'classes' with empty functions for important behavior here>
 var Hero = Container.expand(function () {
-  var self = Container.call(this);
-  var heroGraphics = self.attachAsset('hero', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.lives = 3;
-  self.update = function () {
-    // Hero update logic if needed
-  };
+	var self = Container.call(this);
+	var heroGraphics = self.attachAsset('hero', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.lives = 3;
+	self.update = function () {
+		// Hero update logic if needed
+	};
 });
 var Rocket = Container.expand(function () {
-  var self = Container.call(this);
-  var rocketGraphics = self.attachAsset('rocket', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 5;
-  self.update = function () {
-    self.y += self.speed;
-    if (self.y > 2732) {
-      self.destroy();
-    }
-  };
+	var self = Container.call(this);
+	var rocketGraphics = self.attachAsset('rocket', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 5;
+	self.update = function () {
+		self.y += self.speed;
+		if (self.y > 2732) {
+			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
-****/
-//<Write game logic code here, including initializing arrays and variables>
+****/ 
 //<Assets used in the game will automatically appear here>
+//<Write game logic code here, including initializing arrays and variables>
 var hero = game.addChild(new Hero());
 hero.x = 2048 / 2;
 hero.y = 2732 - 150;
 var rockets = [];
 var score = 0;
 var scoreTxt = new Text2('Score: 0', {
-  size: 100,
-  fill: 0xFFFFFF
+	size: 100,
+	fill: 0xFFFFFF
 });
 scoreTxt.anchor.set(0.5, 0);
 LK.gui.top.addChild(scoreTxt);
-var livesTxt = new Text2('Lives: 3', {
-  size: 100,
-  fill: 0xFFFFFF
-});
-livesTxt.anchor.set(0.5, 0);
-LK.gui.topRight.addChild(livesTxt);
+var heart1 = game.addChild(new Heart());
+heart1.x = 2048 - 150;
+heart1.y = 50;
+var heart2 = game.addChild(new Heart());
+heart2.x = 2048 - 200;
+heart2.y = 50;
+var heart3 = game.addChild(new Heart());
+heart3.x = 2048 - 250;
+heart3.y = 50;
 game.down = function (x, y, obj) {
-  hero.x = x;
+	hero.x = x;
 };
 game.update = function () {
-  if (LK.ticks % 60 == 0) {
-    var newRocket = new Rocket();
-    newRocket.x = Math.random() * 2048;
-    newRocket.y = -50;
-    rockets.push(newRocket);
-    game.addChild(newRocket);
-  }
-  for (var i = rockets.length - 1; i >= 0; i--) {
-    if (rockets[i].intersects(hero)) {
-      hero.lives -= 1;
-      livesTxt.setText('Lives: ' + hero.lives);
-      rockets[i].destroy();
-      rockets.splice(i, 1);
-      if (hero.lives <= 0) {
-        LK.showGameOver();
-      }
-    }
-  }
-  score += 1;
-  scoreTxt.setText('Score: ' + score);
+	if (LK.ticks % 60 == 0) {
+		var newRocket = new Rocket();
+		newRocket.x = Math.random() * 2048;
+		newRocket.y = -50;
+		rockets.push(newRocket);
+		game.addChild(newRocket);
+	}
+	for (var i = rockets.length - 1; i >= 0; i--) {
+		if (rockets[i].intersects(hero)) {
+			hero.lives -= 1;
+			livesTxt.setText('Lives: ' + hero.lives);
+			rockets[i].destroy();
+			rockets.splice(i, 1);
+			if (hero.lives <= 0) {
+				LK.showGameOver();
+			}
+		}
+	}
+	score += 1;
+	scoreTxt.setText('Score: ' + score);
 };
\ No newline at end of file