===================================================================
--- original.js
+++ change.js
@@ -28,11 +28,14 @@
 		x: -50
 	});
 	self.speed = 4;
 	self.update = function () {
-		self.y += self.speed;
-		if (self.y > 2732) {
-			self.y = -50 / 4; // Decrease the distance between two roads to half the current distance
+		if (self.speed !== 0) {
+			// Only update position if speed is not zero
+			self.y += self.speed;
+			if (self.y > 2732) {
+				self.y = -50 / 4; // Decrease the distance between two roads to half the current distance
+			}
 		}
 	};
 });
 // SnowParticle class to represent the snow particles
@@ -43,11 +46,14 @@
 		anchorY: 0.5
 	});
 	self.speed = 2;
 	self.update = function () {
-		self.y += self.speed;
-		if (self.y > 2732) {
-			self.y = -50 / 4; // Decrease the distance between two snow particles to half the current distance
+		if (self.speed !== 0) {
+			// Only update position if speed is not zero
+			self.y += self.speed;
+			if (self.y > 2732) {
+				self.y = -50 / 4; // Decrease the distance between two snow particles to half the current distance
+			}
 		}
 	};
 });
 // SteeringWheel class to represent the steering wheel
@@ -83,12 +89,15 @@
 			LK.effects.flashObject(self, 0xffff00, 1000); // Flash the tree with yellow light
 		}
 	};
 	self.update = function () {
-		self.y += self.speed;
-		if (self.y > 2732) {
-			self.y = -50 / 4; // Decrease the distance between two trees to half the current distance
-			self.lightsOn = false;
+		if (self.speed !== 0) {
+			// Only update position if speed is not zero
+			self.y += self.speed;
+			if (self.y > 2732) {
+				self.y = -50 / 4; // Decrease the distance between two trees to half the current distance
+				self.lightsOn = false;
+			}
 		}
 		// Add a bulb to the tree only if the car has completed a round around the tree and the lights are not already on
 		if (roundCompleted && !self.lightsOn) {
 			// Delay the first tree by 3 seconds