===================================================================
--- original.js
+++ change.js
@@ -501,8 +501,13 @@
 
 /**** 
 * Game Code
 ****/ 
+function checkBoundingBoxCollision(obj1, obj2) {
+	var obj1Bounds = obj1.getBounds();
+	var obj2Bounds = obj2.getBounds();
+	return obj1Bounds.x < obj2Bounds.x + obj2Bounds.width && obj1Bounds.x + obj1Bounds.width > obj2Bounds.x && obj1Bounds.y < obj2Bounds.y + obj2Bounds.height && obj1Bounds.y + obj1Bounds.height > obj2Bounds.y;
+}
 // Function to spawn PowerUp in the center lane
 function spawnPowerUpCenterLane() {
 	var powerUpCenterLane = new PowerUpCenterLane();
 	powerUpCenterLane.x = lanes[1]; // Center lane
@@ -686,12 +691,8 @@
 	game.addChild(textObstacle);
 }
 // Function to spawn powerups
 function spawnPowerUp(lane) {
-	if (!LK.assets['powerup']) {
-		console.error("PowerUp asset is not defined.");
-		return;
-	}
 	var powerup = new PowerUp();
 	powerup.lane = lane;
 	powerup.x = lanes[powerup.lane];
 	powerup.y = -powerup.height * 2;
@@ -870,12 +871,8 @@
 	game.addChild(obstacle);
 }
 // Function to spawn BigObstacle with specific rules
 function spawnBigObstacle() {
-	if (!LK.assets['bigobstacle']) {
-		console.error("BigObstacle asset is not defined.");
-		return;
-	}
 	var bigObstacle = new BigObstacle();
 	bigObstacle.x = 2048 / 2; // Center the BigObstacle
 	bigObstacle.y = -bigObstacle.height / 4;
 	if (!obstacles) {
@@ -885,12 +882,8 @@
 	game.addChild(bigObstacle);
 }
 // Function to spawn coins
 function spawnCoin(lane) {
-	if (!LK.assets['coin']) {
-		console.error("Coin asset is not defined.");
-		return;
-	}
 	var coin = new Coin();
 	coin.lane = lane;
 	coin.x = lanes[coin.lane];
 	coin.y = -coin.height * 2;
@@ -1129,9 +1122,9 @@
 	for (var i = obstacles.length - 1; i >= 0; i--) {
 		obstacles[i].y += gameSpeed;
 		obstacles[i].update();
 		if (!player.isJumping && player.hitbox && player.hitbox.some(function (hitbox) {
-			return hitbox.intersects(obstacles[i]) && obstacles[i].hitbox !== null;
+			return checkBoundingBoxCollision(hitbox, obstacles[i]) && obstacles[i].hitbox !== null;
 		})) {
 			if (player.isInvulnerable) {
 				// Spawn particles
 				for (var j = 0; j < 10; j++) {
@@ -1245,9 +1238,9 @@
 	for (var i = coins.length - 1; i >= 0; i--) {
 		coins[i].y += gameSpeed;
 		coins[i].update();
 		if (player && !player.isJumping && player.hitbox.some(function (hitbox) {
-			return hitbox.intersects(coins[i]);
+			return checkBoundingBoxCollision(hitbox, coins[i]);
 		})) {
 			score += 1;
 			scoreTxt.setText(score);
 			// Spawn particles
@@ -1265,9 +1258,9 @@
 	for (var i = powerups.length - 1; i >= 0; i--) {
 		powerups[i].y += gameSpeed;
 		powerups[i].update();
 		if (player && !player.isJumping && player.hitbox.some(function (hitbox) {
-			return hitbox.intersects(powerups[i]);
+			return checkBoundingBoxCollision(hitbox, powerups[i]);
 		})) {
 			player.isInvulnerable = true;
 			player.invulnerableTimer = 600; // 10 seconds at 60 FPS
 			powerups[i].destroy();
@@ -1277,12 +1270,8 @@
 	// Automatic spawning of obstacles, coins, and powerups has been removed
 };
 // Function to spawn SmallObstacle
 function spawnSmallObstacle() {
-	if (!LK.assets['obstacle']) {
-		console.error("SmallObstacle asset is not defined.");
-		return;
-	}
 	var smallObstacle = new SmallObstacle();
 	smallObstacle.x = 2048 / 2; // Center the SmallObstacle
 	smallObstacle.y = -smallObstacle.height * 2;
 	smallObstacle.speed = gameSpeed; // Ensure constant speed
@@ -1368,12 +1357,8 @@
 }
 // Function to spawn a line of obstacles
 function spawnObstacleLine() {
 	for (var i = 0; i < lanes.length; i++) {
-		if (!LK.assets['obstacle']) {
-			console.error("Obstacle asset is not defined.");
-			return;
-		}
 		var obstacle = new Obstacle();
 		obstacle.x = lanes[i];
 		obstacle.y = -obstacle.height * 2;
 		if (!obstacles) {