===================================================================
--- original.js
+++ change.js
@@ -39,10 +39,10 @@
 		if (level[i][j] === 1) {
 			var ball = game.addChild(new Ball());
 			ball.x = j * 204.8;
 			ball.y = i * 273.2;
-			ball.speedX = (Math.random() - 0.5) * 10;
-			ball.speedY = (Math.random() - 0.5) * 10;
+			ball.speedX = 0;
+			ball.speedY = 0;
 			balls.push(ball);
 		}
 	}
 }