After installing, it starts running only if Facebook tab is active.
Features:
* Displays and saves how much time you spend on Facebook and Internet.
* Can be integrated to your Facebook page.
* Saves timer values for continuing after browser restart.
* Several timer resetting options: Daily, Every 7 days, Every 30 days, On startup, Never and Manually.
* Details page for viewing statistics.
* Timer view format can be shortened.
