/**** 
* Classes
****/ 
//<Assets used in the game will automatically appear here>
// Coin class
var Coin = Container.expand(function () {
	var self = Container.call(this);
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		if (game.difficulty) {
			self.y += 5; // Move coin downwards
			if (self.y > 2732) {
				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.update = function () {
		if (game.difficulty) {
			self.y += 7; // Move obstacle downwards
			if (self.y > 2732) {
				self.destroy();
			}
		}
	};
});
// Pause Menu class
var PauseMenu = Container.expand(function () {
	var self = Container.call(this);
	var easyButton = self.attachAsset('easyButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2 - 200,
		y: 2732 / 2
	});
	easyButton.down = function (x, y, obj) {
		game.difficulty = 'easy';
		LK.effects.flashObject(easyButton, 0xffffff, 500);
		self.destroy();
		game.resume();
	};
	self.addChild(easyButton);
	var mediumButton = self.attachAsset('mediumButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2
	});
	mediumButton.down = function (x, y, obj) {
		game.difficulty = 'medium';
		LK.effects.flashObject(mediumButton, 0xffffff, 500);
		self.destroy();
		game.resume();
	};
	self.addChild(mediumButton);
	var hardButton = self.attachAsset('hardButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2 + 200,
		y: 2732 / 2
	});
	hardButton.down = function (x, y, obj) {
		game.difficulty = 'hard';
		LK.effects.flashObject(hardButton, 0xffffff, 500);
		self.destroy();
		game.resume();
	};
	self.addChild(hardButton);
});
// Player class
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.move = function (x, y, obj) {
		var game_position = game.toLocal(obj.global);
		self.x = game_position.x;
		self.y = game_position.y;
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000 //Init game with black background
});

/**** 
* Game Code
****/ 
game.addChild(new PauseMenu());
game.addChild(new PauseMenu());
// Initialize arrays and variables
var coins = [];
var obstacles = [];
var score = 0;
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#ffffff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create player
var player = game.addChild(new Player());
player.x = 2048 / 2;
player.y = 2732 - 200;
// Handle move events
game.move = function (x, y, obj) {
	player.move(x, y, obj);
};
// Update game logic
game.update = function () {
	// Update coins
	for (var i = coins.length - 1; i >= 0; i--) {
		if (coins[i].intersects(player)) {
			score += 1;
			scoreTxt.setText(score);
			coins[i].destroy();
			coins.splice(i, 1);
		} else if (coins[i].y > 2732) {
			coins[i].destroy();
			coins.splice(i, 1);
		}
	}
	// Update obstacles
	for (var i = obstacles.length - 1; i >= 0; i--) {
		if (obstacles[i].intersects(player)) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		} else if (obstacles[i].y > 2732) {
			obstacles[i].destroy();
			obstacles.splice(i, 1);
		}
	}
	// Spawn coins
	if (LK.ticks % 60 == 0) {
		var newCoin = new Coin();
		newCoin.x = Math.random() * 2048;
		newCoin.y = -50;
		coins.push(newCoin);
		game.addChild(newCoin);
	}
	// Spawn obstacles
	if (LK.ticks % (game.difficulty == 'easy' ? 90 : game.difficulty == 'medium' ? 60 : 30) == 0) {
		var newObstacle = new Obstacle();
		newObstacle.x = Math.random() * 2048;
		newObstacle.y = -50;
		obstacles.push(newObstacle);
		game.addChild(newObstacle);
	}
};

===================================================================
--- original.js
+++ change.js
@@ -46,9 +46,9 @@
 	easyButton.down = function (x, y, obj) {
 		game.difficulty = 'easy';
 		LK.effects.flashObject(easyButton, 0xffffff, 500);
 		self.destroy();
-		LK.resume();
+		game.resume();
 	};
 	self.addChild(easyButton);
 	var mediumButton = self.attachAsset('mediumButton', {
 		anchorX: 0.5,
@@ -59,9 +59,9 @@
 	mediumButton.down = function (x, y, obj) {
 		game.difficulty = 'medium';
 		LK.effects.flashObject(mediumButton, 0xffffff, 500);
 		self.destroy();
-		LK.resume();
+		game.resume();
 	};
 	self.addChild(mediumButton);
 	var hardButton = self.attachAsset('hardButton', {
 		anchorX: 0.5,
@@ -72,9 +72,9 @@
 	hardButton.down = function (x, y, obj) {
 		game.difficulty = 'hard';
 		LK.effects.flashObject(hardButton, 0xffffff, 500);
 		self.destroy();
-		LK.resume();
+		game.resume();
 	};
 	self.addChild(hardButton);
 });
 // Player class