/**** 
* Classes
****/ 
// Class for bombs dropped by Viggen
var Bomb = Container.expand(function () {
	var self = Container.call(this);
	var bombGraphics = self.attachAsset('bomb', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 15;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
});
// Class for enemy bullets
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -5;
	self.update = function () {
		self.y += self.speed;
		if (self.y < 0) {
			self.destroy();
		}
	};
});
// Class for enemy defenses
var Defense = Container.expand(function () {
	var self = Container.call(this);
	var defenseGraphics = self.attachAsset('defense', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.y = -100;
		}
	};
});
// Class for enemy ships
var EnemyShip = Container.expand(function () {
	var self = Container.call(this);
	var enemyShipGraphics = self.attachAsset('enemyShip', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.y = -100;
		}
	};
	self.shoot = function () {
		var bullet = new Bullet();
		bullet.x = self.x;
		bullet.y = self.y;
		bullets.push(bullet);
		game.addChild(bullet);
	};
});
// Class for the lore button
var LoreButton = Container.expand(function () {
	var self = Container.call(this);
	var buttonGraphics = self.attachAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		// Update logic for LoreButton
	};
	self.down = function (x, y, obj) {
		// Show lore when button is pressed
		console.log("Lore: In the midst of the Cold War, a lone Viggen pilot embarks on a daring mission deep into Soviet territory. Outnumbered and outgunned, the pilot must rely on skill and cunning to survive. This is their story.");
	};
});
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Class for the player's aircraft
var Viggen = Container.expand(function () {
	var self = Container.call(this);
	var viggenGraphics = self.attachAsset('viggen', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 10;
	self.update = function () {
		// Update logic for Viggen
	};
	self.move = function (x, y, obj) {
		self.x = x;
		self.y = y;
	};
});

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

/**** 
* Game Code
****/ 
// Initialize player Viggen
var viggen = game.addChild(new Viggen());
viggen.x = 1024;
viggen.y = 2400;
// Initialize lore button
var loreButton = game.addChild(new LoreButton());
loreButton.x = 1800;
loreButton.y = 100;
// Initialize bullets array
var bullets = [];
// Initialize defenses array
var defenses = [];
// Initialize enemy ships
var enemyShips = [];
for (var i = 0; i < 5; i++) {
	var enemyShip = new EnemyShip();
	enemyShip.x = Math.random() * 2048;
	enemyShip.y = Math.random() * -1000;
	enemyShips.push(enemyShip);
	game.addChild(enemyShip);
}
// Initialize bombs
var bombs = [];
// Handle game move events
game.move = function (x, y, obj) {
	var game_position = game.toLocal(obj.global);
	viggen.move(game_position.x, game_position.y, obj);
};
// Handle game update events
game.update = function () {
	// Update enemy ships
	enemyShips.forEach(function (enemyShip) {
		enemyShip.update();
		if (viggen.intersects(enemyShip)) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
		// Make enemy ships shoot at the player every 2 seconds
		if (LK.ticks % 120 === 0) {
			enemyShip.shoot();
		}
	});
	// Check for collision between player's aircraft and enemy defenses
	defenses.forEach(function (defense) {
		if (viggen.intersects(defense)) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
	});
	// Spawn new defenses every 2 seconds
	if (LK.ticks % 120 === 0) {
		var defense = new Defense();
		defense.x = Math.random() * 2048;
		defense.y = Math.random() * -1000;
		defenses.push(defense);
		game.addChild(defense);
	}
	// Update bombs
	bombs.forEach(function (bomb, index) {
		bomb.update();
		defenses.forEach(function (defense) {
			if (bomb.intersects(defense)) {
				defense.destroy();
				bomb.destroy();
				defenses.splice(defenses.indexOf(defense), 1);
				bombs.splice(index, 1);
			}
		});
	});
	// Drop bombs
	if (LK.ticks % 60 === 0) {
		var bomb = new Bomb();
		bomb.x = viggen.x;
		bomb.y = viggen.y;
		bombs.push(bomb);
		game.addChild(bomb);
	}
};

===================================================================
--- original.js
+++ change.js
@@ -153,8 +153,15 @@
 		if (LK.ticks % 120 === 0) {
 			enemyShip.shoot();
 		}
 	});
+	// Check for collision between player's aircraft and enemy defenses
+	defenses.forEach(function (defense) {
+		if (viggen.intersects(defense)) {
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
+	});
 	// Spawn new defenses every 2 seconds
 	if (LK.ticks % 120 === 0) {
 		var defense = new Defense();
 		defense.x = Math.random() * 2048;