Maze Circle Jebi

Path finding game in Maze Circle. Each circle is GREEN or WHITE. Exactly one of grey dots is GREEN. GREEN turns into WHITE and WHITE turns into GREEN if black ring enters grey dot. Grey dots appear if black ring enters grey circle after previous grey dots are cleared.
Goal.
Remove all GREEN from grey circles.
Features.
1. One button to start (in the bottom left corner) - Click anytime to start new.
2. Eight buttons for menu - Select level.
3. Two buttons for directions - Clockwise and Counterclockwise.