===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,106 @@
-/****
+/**** 
+* Classes
+****/ 
+// Paint Ball (Player) class
+var ColorBall = Container.expand(function () {
+	var self = Container.call(this);
+	// Attach a colored ellipse as the paint ball
+	self.color = 0xff0000; // Default color (red)
+	self.radius = 80;
+	var ball = self.attachAsset('paintBall', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		width: self.radius * 2,
+		height: self.radius * 2,
+		color: self.color,
+		shape: 'ellipse'
+	});
+	self.setColor = function (color) {
+		self.color = color;
+		ball.color = color;
+	};
+	// Track last position for event triggers
+	self.lastX = self.x;
+	self.lastY = self.y;
+	self.update = function () {
+		// Update last position for event triggers
+		self.lastX = self.x;
+		self.lastY = self.y;
+	};
+	return self;
+});
+// Color Gate class
+var ColorGate = Container.expand(function () {
+	var self = Container.call(this);
+	self.gateColor = 0x00ff00; // Default green
+	self.width = 200;
+	self.height = 40;
+	var gate = self.attachAsset('colorGate', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		width: self.width,
+		height: self.height,
+		color: self.gateColor,
+		shape: 'box'
+	});
+	self.setColor = function (color) {
+		self.gateColor = color;
+		gate.color = color;
+	};
+	return self;
+});
+// Finish class
+var Finish = Container.expand(function () {
+	var self = Container.call(this);
+	self.radius = 100;
+	var fin = self.attachAsset('finish', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		width: self.radius * 2,
+		height: self.radius * 2,
+		color: 0xffffff,
+		shape: 'ellipse'
+	});
+	return self;
+});
+// Obstacle class
+var Obstacle = Container.expand(function () {
+	var self = Container.call(this);
+	self.width = 180;
+	self.height = 180;
+	var obs = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		width: self.width,
+		height: self.height,
+		color: 0x333333,
+		shape: 'box'
+	});
+	return self;
+});
+// PowerUp class
+var PowerUp = Container.expand(function () {
+	var self = Container.call(this);
+	self.type = 'speed'; // or 'time'
+	self.radius = 60;
+	var pu = self.attachAsset('powerUp', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		width: self.radius * 2,
+		height: self.radius * 2,
+		color: 0xffff00,
+		shape: 'ellipse'
+	});
+	self.setType = function (type) {
+		self.type = type;
+		pu.color = type === 'speed' ? 0x00ffff : 0xff00ff;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
 	backgroundColor: 0x000000
 });
\ No newline at end of file