===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,216 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Fly = Container.expand(function () {
+	var self = Container.call(this);
+	var flyGraphics = self.attachAsset('fly', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 2 + Math.random() * 3;
+	self.directionX = (Math.random() - 0.5) * 2;
+	self.directionY = (Math.random() - 0.5) * 2;
+	self.timeAlive = 0;
+	self.maxLifetime = 3000 + Math.random() * 2000; // 3-5 seconds
+	self.buzzTimer = 0;
+	self.isSwatted = false;
+	// Normalize direction
+	var length = Math.sqrt(self.directionX * self.directionX + self.directionY * self.directionY);
+	if (length > 0) {
+		self.directionX /= length;
+		self.directionY /= length;
+	}
+	self.update = function () {
+		if (self.isSwatted) return;
+		self.timeAlive += 16.67; // ~60fps
+		// Change direction randomly
+		if (Math.random() < 0.02) {
+			self.directionX += (Math.random() - 0.5) * 0.5;
+			self.directionY += (Math.random() - 0.5) * 0.5;
+		}
+		// Move fly
+		self.x += self.directionX * self.speed;
+		self.y += self.directionY * self.speed;
+		// Bounce off walls
+		if (self.x < 50 || self.x > 1998) {
+			self.directionX *= -1;
+			self.x = Math.max(50, Math.min(1998, self.x));
+		}
+		if (self.y < 50 || self.y > 2682) {
+			self.directionY *= -1;
+			self.y = Math.max(50, Math.min(2682, self.y));
+		}
+		// Buzzing sound effect
+		self.buzzTimer += 16.67;
+		if (self.buzzTimer > 1000 + Math.random() * 2000) {
+			LK.getSound('buzz').play();
+			self.buzzTimer = 0;
+		}
+		// Slight rotation for buzzing effect
+		flyGraphics.rotation += 0.1;
+		// Check if lifetime expired
+		if (self.timeAlive > self.maxLifetime) {
+			self.escape();
+		}
+	};
+	self.escape = function () {
+		if (!self.isSwatted) {
+			missedFlies++;
+			LK.getSound('miss').play();
+		}
+		self.destroy();
+		for (var i = flies.length - 1; i >= 0; i--) {
+			if (flies[i] === self) {
+				flies.splice(i, 1);
+				break;
+			}
+		}
+	};
+	self.swat = function () {
+		if (self.isSwatted) return;
+		self.isSwatted = true;
+		LK.setScore(LK.getScore() + 10);
+		scoreTxt.setText(LK.getScore());
+		// Visual feedback
+		tween(flyGraphics, {
+			scaleX: 0,
+			scaleY: 0,
+			alpha: 0
+		}, {
+			duration: 200,
+			onFinish: function onFinish() {
+				self.destroy();
+				for (var i = flies.length - 1; i >= 0; i--) {
+					if (flies[i] === self) {
+						flies.splice(i, 1);
+						break;
+					}
+				}
+			}
+		});
+	};
+	self.down = function (x, y, obj) {
+		self.swat();
+		LK.getSound('swat').play();
+		// Show swatter effect
+		var swatter = LK.getAsset('swatter', {
+			anchorX: 0.5,
+			anchorY: 0.5,
+			alpha: 0.8
+		});
+		game.addChild(swatter);
+		swatter.x = self.x;
+		swatter.y = self.y;
+		tween(swatter, {
+			scaleX: 1.5,
+			scaleY: 1.5,
+			alpha: 0
+		}, {
+			duration: 300,
+			onFinish: function onFinish() {
+				swatter.destroy();
+			}
+		});
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0xf0f8ff
+});
+
+/**** 
+* Game Code
+****/ 
+var flies = [];
+var spawnTimer = 0;
+var spawnInterval = 2000; // Start with 2 seconds between spawns
+var missedFlies = 0;
+var maxMissedFlies = 10;
+var gameDifficulty = 1;
+// Score display
+var scoreTxt = new Text2('0', {
+	size: 120,
+	fill: 0x333333
+});
+scoreTxt.setText(LK.getScore());
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+// Missed flies counter
+var missedTxt = new Text2('Missed: 0/' + maxMissedFlies, {
+	size: 80,
+	fill: 0xCC0000
+});
+missedTxt.anchor.set(1, 0);
+LK.gui.topRight.addChild(missedTxt);
+function spawnFly() {
+	var fly = new Fly();
+	// Spawn at random edge of screen
+	var edge = Math.floor(Math.random() * 4);
+	switch (edge) {
+		case 0:
+			// Top
+			fly.x = Math.random() * 2048;
+			fly.y = 50;
+			break;
+		case 1:
+			// Right
+			fly.x = 1998;
+			fly.y = Math.random() * 2732;
+			break;
+		case 2:
+			// Bottom
+			fly.x = Math.random() * 2048;
+			fly.y = 2682;
+			break;
+		case 3:
+			// Left
+			fly.x = 50;
+			fly.y = Math.random() * 2732;
+			break;
+	}
+	flies.push(fly);
+	game.addChild(fly);
+}
+function increaseDifficulty() {
+	gameDifficulty += 0.1;
+	spawnInterval = Math.max(800, 2000 / gameDifficulty); // Minimum 0.8 seconds
+	// Increase fly speed for new flies
+	for (var i = 0; i < flies.length; i++) {
+		flies[i].speed = Math.min(flies[i].speed * 1.05, 8);
+	}
+}
+game.update = function () {
+	// Update missed flies display
+	missedTxt.setText('Missed: ' + missedFlies + '/' + maxMissedFlies);
+	// Check game over condition
+	if (missedFlies >= maxMissedFlies) {
+		LK.showGameOver();
+		return;
+	}
+	// Spawn new flies
+	spawnTimer += 16.67;
+	if (spawnTimer >= spawnInterval) {
+		spawnFly();
+		spawnTimer = 0;
+	}
+	// Increase difficulty every 10 seconds
+	if (LK.ticks % 600 === 0) {
+		increaseDifficulty();
+	}
+	// Limit number of flies on screen
+	if (flies.length > 15) {
+		var oldestFly = flies[0];
+		oldestFly.escape();
+	}
+};
+// Initial fly spawn
+spawnFly();
\ No newline at end of file