To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Rated 4 out of 5 stars
Could you add an alert function? The user should be able to set a time limit he wants to spend online. If he is longer online there should go off an alarm. That would be awesome!