http://www.cignafoundation.org/ Click on the link and click on the pink ribbon. Cigna will donate $1 for every time you click on the pink ribbon.
There's no real reason to click on the little thing, looking at the HTML, they really don't have a system set up to monitor the amount of times the little thing is clicked on. Looking at what the site says, I think it's pretty easy to assume that they are just going to donate $100,000