http://philanthropynewsdigest.org/news/10-million-raised-for-earthquake-relief-in-two-days-via-facebook

In the first two days after a donate button for Nepal earthquake disaster relief efforts was placed atop Facebook pages, more than half a million people donated $10 million to the International Medical Corps, Mashable reports. The social networking giant also pledged to match up to $2 million in donations for relief efforts.