===================================================================
--- original.js
+++ change.js
@@ -48,13 +48,23 @@
 		// Check if the new position is inside the screen bounds
 		if (newX < 0 || newX > 2048 || newY < 0 || newY > 2732) {
 			// If not, change the direction
 			self.direction += Math.PI;
-		} else {
-			// If yes, update the position
-			self.x = newX;
-			self.y = newY;
+			// And move the seaman back inside the screen bounds
+			if (newX < 0) {
+				newX = 0;
+			} else if (newX > 2048) {
+				newX = 2048;
+			}
+			if (newY < 0) {
+				newY = 0;
+			} else if (newY > 2732) {
+				newY = 2732;
+			}
 		}
+		// Update the position
+		self.x = newX;
+		self.y = newY;
 	};
 });
 
 /****