The best way to reset the game is to "clear the cache" of the browser. On chrome:
1. On your computer, open Chrome.
2. At the top right, click More .
3. Click More tools Clear browsing data.
4. At the top, choose a time range. To delete everything, select All time.
5. Next to "Cookies and other site data" and "Cached images and files," check the boxes.
6. Click Clear data.
Does that work for you?