Steps to reproduce:
1. integrate this in a Facebook app
2. click on the menu button
3. control the car
4. click outside the canvas
5. click on the button again
6. control the car
You can't control the car anymore after clicking outside the canvas but still able to click the menu button.
I should be able to control the car again.
Internet Explorer: yes
Operating system & service pack:
Windows 7 Windows 8 and Linux Mint
Construct 2 version: