Stop procrastination on the internet with help from Firefox ...

If you are comfortable installing a tool like GreaseMonkey in your Firefox browser, I recommend you do so and get the Super Kiwi cloak script. I think Super Kiwi works a bit better than the Invisibility Cloak script, at least for me. ...

Source: http://smartpeopleiknow.wordpress.com/2010/08/12/stop-procrastination-on-the-internet-with-help-from-firefox-greasemonkey-and-the-super-kiwi-cloak-script/