===================================================================
--- original.js
+++ change.js
@@ -1,111 +1,111 @@
-/****
+/**** 
 * Classes
 ****/
 // 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) {
-    self.x = x;
-    self.y = y;
-  };
+	var self = Container.call(this);
+	var playerGraphics = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.move = function (x, y) {
+		self.x = x;
+		self.y = y;
+	};
 });
 // Enemy class
 var Enemy = Container.expand(function () {
-  var self = Container.call(this);
-  var enemyGraphics = self.attachAsset('enemy', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 2;
-  self.move = function () {
-    self.y += self.speed;
-  };
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemy', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 2;
+	self.move = function () {
+		self.y += self.speed;
+	};
 });
 // Laser class
 var Laser = Container.expand(function () {
-  var self = Container.call(this);
-  var laserGraphics = self.attachAsset('laser', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = -5;
-  self.move = function () {
-    self.y += self.speed;
-  };
+	var self = Container.call(this);
+	var laserGraphics = self.attachAsset('laser', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -5;
+	self.move = function () {
+		self.y += self.speed;
+	};
 });
 
-/****
+/**** 
 * Initialize Game
 ****/
 var game = new LK.Game({
-  backgroundColor: 0x000000 // Init game with black background 
+	backgroundColor: 0x000000 // Init game with black background
 });
 
-/****
+/**** 
 * Game Code
 ****/
+// Fire lasers when the game area is clicked
 // Initialize player, enemy, and laser assets for the game.
+game.on('down', function () {
+	var laser = new Laser();
+	laser.x = player.x;
+	laser.y = player.y - 30; // Start slightly above the player
+	lasers.push(laser);
+	game.addChild(laser);
+});
 var player = game.addChild(new Player());
 player.x = 1024; // Center horizontally
 player.y = 2500; // Position towards the bottom
 var enemies = [];
 var lasers = [];
 // Create enemies at intervals
 var enemySpawnTimer = LK.setInterval(function () {
-  var enemy = new Enemy();
-  enemy.x = Math.random() * 2048; // Random horizontal position
-  enemy.y = 0; // Start at the top
-  enemies.push(enemy);
-  game.addChild(enemy);
+	var enemy = new Enemy();
+	enemy.x = Math.random() * 2048; // Random horizontal position
+	enemy.y = 0; // Start at the top
+	enemies.push(enemy);
+	game.addChild(enemy);
 }, 2000);
 // Handle touch move to control player
 game.on('move', function (obj) {
-  var pos = obj.event.getLocalPosition(game);
-  player.move(pos.x, pos.y);
+	var pos = obj.event.getLocalPosition(game);
+	player.move(pos.x, pos.y);
 });
-// Fire lasers at intervals
-var laserFireTimer = LK.setInterval(function () {
-  var laser = new Laser();
-  laser.x = player.x;
-  laser.y = player.y - 30; // Start slightly above the player
-  lasers.push(laser);
-  game.addChild(laser);
-}, 500);
 // Main game loop
 LK.on('tick', function () {
-  // Move enemies
-  for (var i = enemies.length - 1; i >= 0; i--) {
-    enemies[i].move();
-    // Remove enemies that go off screen
-    if (enemies[i].y > 2732) {
-      enemies[i].destroy();
-      enemies.splice(i, 1);
-    }
-  }
-  // Move lasers
-  for (var j = lasers.length - 1; j >= 0; j--) {
-    lasers[j].move();
-    // Remove lasers that go off screen
-    if (lasers[j].y < 0) {
-      lasers[j].destroy();
-      lasers.splice(j, 1);
-    }
-  }
-  // Check for collisions between lasers and enemies
-  for (var k = lasers.length - 1; k >= 0; k--) {
-    for (var l = enemies.length - 1; l >= 0; l--) {
-      if (lasers[k].intersects(enemies[l])) {
-        // Destroy both laser and enemy on collision
-        lasers[k].destroy();
-        lasers.splice(k, 1);
-        enemies[l].destroy();
-        enemies.splice(l, 1);
-        break; // Exit the inner loop after a collision
-      }
-    }
-  }
+	// Move enemies
+	for (var i = enemies.length - 1; i >= 0; i--) {
+		enemies[i].move();
+		// Remove enemies that go off screen
+		if (enemies[i].y > 2732) {
+			enemies[i].destroy();
+			enemies.splice(i, 1);
+		}
+	}
+	// Move lasers
+	for (var j = lasers.length - 1; j >= 0; j--) {
+		lasers[j].move();
+		// Remove lasers that go off screen
+		if (lasers[j].y < 0) {
+			lasers[j].destroy();
+			lasers.splice(j, 1);
+		}
+	}
+	// Check for collisions between lasers and enemies
+	for (var k = lasers.length - 1; k >= 0; k--) {
+		for (var l = enemies.length - 1; l >= 0; l--) {
+			if (lasers[k].intersects(enemies[l])) {
+				// Destroy both laser and enemy on collision
+				lasers[k].destroy();
+				lasers.splice(k, 1);
+				enemies[l].destroy();
+				enemies.splice(l, 1);
+				break; // Exit the inner loop after a collision
+			}
+		}
+	}
 });
\ No newline at end of file