A magnifier for facebook thumbnails (either profile pictures or album photos). When the mouse is over a thumbnail, a tooltip will appear with the bigger image in it. :)
Can you see this pictures above? you see blue circle "Gamebar" is online from Zynga Toolbar. How to offline? you click "available" change to "go invisible" by your toolbar. :D that very easy :p
HOW TO: Get Notified When Someone Hacks Your Facebook 1. Login your Facebook account 2. Click the “Account” drop down menu at the top right hand side 3. Click “Account Settings” 4. Under “Settings” tab of “My Account” page, locate “Account Security” and click “change” 5. At “Would you like to receive notifications for login from new devices?”, click “Yes” 6. Click “Submit” button. Done. 7. Logout Facebook 8. When you log in again, you’ll see a screen titled “Register this computer.” 9. Type the name of the computer in (it can be anything you want as long as it’s something you’ll recognize and remember) 10. SAVE 11. DONE 12. get a notification email from Facebook. :)