===================================================================
--- original.js
+++ change.js
@@ -1,19 +1,55 @@
 /**** 
+* Classes
+****/ 
+var QRCode = Container.expand(function () {
+	var self = Container.call(this);
+	// Initialize QR code properties
+	self.pixelSize = PIXEL_SIZE || 32;
+	self.modules = [];
+	// Create QR code pattern (simple placeholder pattern for now)
+	self.createPattern = function () {
+		// Create a simple pattern for demonstration
+		var size = 21; // Standard QR code size
+		for (var row = 0; row < size; row++) {
+			self.modules[row] = [];
+			for (var col = 0; col < size; col++) {
+				// Create a simple pattern
+				var isBlack = row % 2 === 0 && col % 2 === 0 || row < 7 && col < 7 ||
+				// Top-left position pattern
+				row < 7 && col >= size - 7 ||
+				// Top-right position pattern
+				row >= size - 7 && col < 7; // Bottom-left position pattern
+				if (isBlack) {
+					var pixel = self.attachAsset('QRCodePixel', {
+						x: col * self.pixelSize,
+						y: row * self.pixelSize,
+						scaleX: self.pixelSize,
+						scaleY: self.pixelSize,
+						tint: 0x000000
+					});
+					self.modules[row][col] = pixel;
+				}
+			}
+		}
+	};
+	// Initialize the pattern
+	self.createPattern();
+	return self;
+});
+
+/**** 
 * Initialize Game
 ****/ 
 var game = new LK.Game({
-	backgroundColor: 0xFFFFFF
+	backgroundColor: 0x000000
 });
 
 /**** 
 * Game Code
 ****/ 
-var positionL = LK.getAsset('QRCodePosition', {
-	x: 2048 / 2,
-	y: 2732 / 2,
-	width: 3 * 128,
-	height: 3 * 128,
-	anchorX: 0.5,
-	anchorY: 0.5
-});
-game.addChild(positionL);
\ No newline at end of file
+PIXEL_SIZE = 32;
+// Create QR code container
+var qrCode = new QRCode();
+qrCode.x = (2048 - qrCode.width) / 2;
+qrCode.y = (2732 - qrCode.height) / 2;
+game.addChild(qrCode);
\ No newline at end of file