Three clicks donates a dollar to AIDS⁄HIV research.

From digg.com: "Click the title, click where you live, click why you want them to donate. They're giving up to $100,000, but only if you click on it! They're over 1/3 of the way there!" The site is lighttounite.com. It takes only 30 seconds of your time. You give up no information. It's the easiest thing you can do to commemorate World Aids Day.