If you’ve noticed a bunch of your Twitter friends’ avatars suddenly turning green, do not adjust your set. It’s part of a widespread movement to support victims of the Iran election turmoil.
http://helpiranelection.com/ automatically changes your Twitter avatar to green, the official colour of the movement. According to their website over 90,000 people have joined. We noticed a huge number of our Twitter followers’ pictures turning green and at first thought it was a technical issue with the service.