===================================================================
--- original.js
+++ change.js
@@ -1,5 +1,140 @@
 /**** 
+* Classes
+****/ 
+// Screen management class for handling different game screens
+var Screen = Container.expand(function () {
+	var self = Container.call(this);
+	// Screen properties
+	self.screenType = 'default';
+	self.isActive = false;
+	// Initialize screen with full screen coverage
+	self.width = 2048;
+	self.height = 2732;
+	// Screen background
+	var background = self.attachAsset('pixel', {
+		scaleX: 256,
+		scaleY: 341.5,
+		tint: 0x000000,
+		alpha: 0.8
+	});
+	// Screen transition methods
+	self.show = function () {
+		self.visible = true;
+		self.isActive = true;
+		// Fade in effect
+		self.alpha = 0;
+		tween.to(self, {
+			alpha: 1
+		}, 500);
+	};
+	self.hide = function () {
+		self.isActive = false;
+		// Fade out effect
+		tween.to(self, {
+			alpha: 0
+		}, 500, function () {
+			self.visible = false;
+		});
+	};
+	// Screen update logic
+	self.update = function () {
+		if (!self.isActive) return;
+		// Override in specific screen implementations
+		self.updateScreen();
+	};
+	// Virtual method to be overridden
+	self.updateScreen = function () {
+		// Default screen behavior
+	};
+	return self;
+});
+// Menu Screen class
+var MenuScreen = Screen.expand(function () {
+	var self = Screen.call(this);
+	self.screenType = 'menu';
+	// Menu title
+	var title = new Text2('PIXEL GRID', {
+		size: 120,
+		fill: 0xFFFFFF
+	});
+	title.anchor.set(0.5, 0.5);
+	title.x = 1024;
+	title.y = 600;
+	self.addChild(title);
+	// Menu instructions
+	var instructions = new Text2('Tap to Start', {
+		size: 80,
+		fill: 0xFFFFFF
+	});
+	instructions.anchor.set(0.5, 0.5);
+	instructions.x = 1024;
+	instructions.y = 1400;
+	self.addChild(instructions);
+	// Menu screen touch handler
+	self.down = function (x, y, obj) {
+		screenManager.switchTo('game');
+	};
+	return self;
+});
+// Game Screen class
+var GameScreen = Screen.expand(function () {
+	var self = Screen.call(this);
+	self.screenType = 'game';
+	// This will contain the pixel grid
+	self.pixelGrid = [];
+	self.updateScreen = function () {
+		// Game screen specific updates
+		self.animatePixels();
+	};
+	self.animatePixels = function () {
+		// Animate pixel colors over time
+		if (LK.ticks % 60 === 0) {
+			// Every second
+			for (var i = 0; i < self.pixelGrid.length; i++) {
+				var pixel = self.pixelGrid[i];
+				if (pixel && pixel.visible) {
+					// Cycle through rainbow colors
+					var colors = [0xFF0000, 0xFF8000, 0xFFFF00, 0x00FF00, 0x0000FF, 0x4B0082, 0x9400D3];
+					var newColor = colors[Math.floor(Math.random() * colors.length)];
+					tween.to(pixel, {
+						tint: newColor
+					}, 1000);
+				}
+			}
+		}
+	};
+	return self;
+});
+// Screen Manager class
+var ScreenManager = Container.expand(function () {
+	var self = Container.call(this);
+	self.screens = {};
+	self.currentScreen = null;
+	// Register a screen
+	self.addScreen = function (name, screen) {
+		self.screens[name] = screen;
+		screen.visible = false;
+		self.addChild(screen);
+	};
+	// Switch between screens
+	self.switchTo = function (screenName) {
+		if (self.currentScreen) {
+			self.currentScreen.hide();
+		}
+		if (self.screens[screenName]) {
+			self.currentScreen = self.screens[screenName];
+			self.currentScreen.show();
+		}
+	};
+	// Get current screen
+	self.getCurrentScreen = function () {
+		return self.currentScreen;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
 ****/ 
 var game = new LK.Game({
 	backgroundColor: 0xFFFFFF
@@ -7,42 +142,46 @@
 
 /**** 
 * Game Code
 ****/ 
+// Initialize screen manager
+var screenManager = game.addChild(new ScreenManager());
+// Create different screens
+var menuScreen = new MenuScreen();
+var gameScreen = new GameScreen();
+// Add screens to manager
+screenManager.addScreen('menu', menuScreen);
+screenManager.addScreen('game', gameScreen);
 // Game constants for the grid
-var GRID_SIZE = 256;
+var GRID_SIZE = 64;
 var PIXEL_SIZE = 2048 / GRID_SIZE;
-// Define the rainbow colors
-var colors = [0xFF0000,
-// Red
-0xFFA500,
-// Orange
-0xFFFF00,
-// Yellow
-0x00FF00,
-// Green
-0x0000FF,
-// Blue
-0x4B0082,
-// Indigo
-0xEE82EE // Violet
-];
+// Create the grid of pixels and add to game screen
 var colorIndex = 0;
-// Calculate vertical offset to center the grid
-var gridHeight = GRID_SIZE * PIXEL_SIZE;
-var yOffset = (2732 - gridHeight) / 2;
-// Create the grid of pixels
+var rainbowColors = [0xFF0000, 0xFF8000, 0xFFFF00, 0x00FF00, 0x0000FF, 0x4B0082, 0x9400D3];
 for (var y = 0; y < GRID_SIZE; y++) {
 	for (var x = 0; x < GRID_SIZE; x++) {
-		// Get the current color and cycle to the next one
-		var pixelColor = colors[colorIndex % colors.length];
+		// Center the virtual screen
+		var offset = 2732 / 2 - GRID_SIZE * PIXEL_SIZE / 2;
+		// Get color from rainbow sequence
+		var color = rainbowColors[colorIndex % rainbowColors.length];
 		colorIndex++;
-		// Get an instance of our pixel asset and position it
+		// Get an instance of our pixel asset
 		var pixel = LK.getAsset('pixel', {
 			x: x * PIXEL_SIZE,
-			y: y * PIXEL_SIZE + yOffset,
-			tint: pixelColor
+			y: y * PIXEL_SIZE + offset,
+			tint: color
 		});
-		// Add the pixel to the game stage
-		game.addChild(pixel);
+		// Add the pixel to the game screen instead of main game
+		gameScreen.addChild(pixel);
+		gameScreen.pixelGrid.push(pixel);
 	}
-}
\ No newline at end of file
+}
+// Start with menu screen
+screenManager.switchTo('menu');
+// Game touch handler for screen switching
+game.down = function (x, y, obj) {
+	var currentScreen = screenManager.getCurrentScreen();
+	if (currentScreen && currentScreen.screenType === 'game') {
+		// Switch back to menu when touching game screen
+		screenManager.switchTo('menu');
+	}
+};
\ No newline at end of file