Adblock for most browsers
Adblock Plus | The world’s #1 free ad blocker
Adblock Plus, the most popular ad blocker on Firefox, Chrome, Safari, Android and iOS. Block pop-ups and annoying ads on websites like Facebook and YouTube.
adblockplus.org
For those that aren’t aware of this free extension for your browser…
It also cleverly removes video ads for example the video placed ads on YouTube for those that don’t want ads in video’s.