/**** 
* Classes
****/ 
// Create an Exit class
var Exit = Container.expand(function () {
	var self = Container.call(this);
	var exitGraphics = self.attachAsset('line', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: blockSize,
		height: blockSize
	});
});
// Create a new object class
var NewObject = Container.expand(function () {
	var self = Container.call(this);
	var newObjectGraphics = self.attachAsset('new_object', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: blockSize,
		height: blockSize
	});
});
// Create a NewWall class
var NewWall = Container.expand(function () {
	var self = Container.call(this);
	var newWallGraphics = self.attachAsset('new_wall', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: blockSize,
		height: blockSize
	});
	self.speed = 5;
	self.update = function () {
		self.y += self.speed;
	};
});
//<Assets used in the game will automatically appear here>
// Create a Player class
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: blockSize,
		height: blockSize
	});
	self.speed = 8;
	self.vx = 0;
	self.vy = 0;
	self.update = function () {
		var oldX = self.x;
		var oldY = self.y;
		self.x += self.vx;
		self.y += self.vy;
		if (self.x < 0) {
			self.x = 0;
		}
		if (self.y < 0) {
			self.y = 0;
		}
		if (self.x > game.width) {
			self.x = game.width;
		}
		if (self.y > game.height) {
			self.y = 0;
		}
		// Check for collision with wall and space
		for (var i = 0; i < game.children.length; i++) {
			if ((game.children[i] instanceof Wall || game.children[i] instanceof NewWall) && self.intersects(game.children[i])) {
				// Add a push effect to the player when it collides with a wall
				self.x = oldX;
				self.y = oldY;
				break;
			} else if (game.children[i] instanceof Space && self.intersects(game.children[i])) {
				// Allow the player to pass through spaces
				continue;
			} else if (game.children[i] instanceof Exit && self.intersects(game.children[i])) {
				// Allow the player to pass through the line
				continue;
			}
		}
	};
});
// Create a Space class
var Space = Container.expand(function () {
	var self = Container.call(this);
	var spaceGraphics = self.attachAsset('line', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: blockSize * 2,
		height: blockSize * 2
	});
});
// Create a Wall class
var Wall = Container.expand(function () {
	var self = Container.call(this);
	var wallGraphics = self.attachAsset('new_wall', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: blockSize,
		height: blockSize
	});
});

/**** 
* Initialize Game
****/ 
// Check for collision with wall
// Function to generate a random maze
var game = new LK.Game({
	backgroundImage: 'Background1'
});

/**** 
* Game Code
****/ 
var background = game.attachAsset('Background1', {
	anchorX: 0,
	anchorY: 0,
	width: game.width,
	height: game.height
});
game.addChild(background);
// Add move event to the game
game.move = function (x, y, obj) {
	// Move the player to the x position of the touch or mouse event
	player.x = x - player.width / 2;
};
var blockSize = 100;
// Add player to the bottom middle of the screen
var player = game.addChild(new Player());
player.x = game.width / 2;
player.y = game.height - player.height / 2;
;
game.down = function (x, y, obj) {
	// Start moving the player when touch or mouse down
	game.move(x, y, obj);
};
game.up = function (x, y, obj) {
	// Stop moving the player when touch or mouse up
	player.vx = 0;
};
// Create an array to store the NewWall instances
var newWalls = [];
// Create an array to store the NewObject instances
var newObjects = [];
// Add an update function to the game
game.update = function () {
	// Add a new wall every 60 ticks
	if (LK.ticks % 60 == 0) {
		var newWall = new NewWall();
		newWall.x = Math.random() * game.width;
		newWall.y = 0;
		newWalls.push(newWall);
		game.addChild(newWall);
	}
	// Add a new object every 120 ticks
	if (LK.ticks % 120 == 0) {
		var newObject = new NewObject();
		newObject.x = Math.random() * game.width;
		newObject.y = 0;
		newObjects.push(newObject);
		game.addChild(newObject);
	}
	// Check for collision between the player and the new walls
	for (var i = newWalls.length - 1; i >= 0; i--) {
		if (player.intersects(newWalls[i])) {
			// Game over if the player touches a new wall
			LK.showGameOver();
		}
		// Remove the new wall if it has moved off the screen
		if (newWalls[i].y > game.height) {
			game.removeChild(newWalls[i]);
			newWalls.splice(i, 1);
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -142,8 +142,10 @@
 	player.vx = 0;
 };
 // Create an array to store the NewWall instances
 var newWalls = [];
+// Create an array to store the NewObject instances
+var newObjects = [];
 // Add an update function to the game
 game.update = function () {
 	// Add a new wall every 60 ticks
 	if (LK.ticks % 60 == 0) {