You are organizing a fundraiser, and you would like to display something more appealing than a raw bitcoin address?
Here is a set of fundraiser widgets (counters, progress bars) that can be included in your web page: http://ecdsa.org/widgets
For example, here is the amount of bitcoins donated to Occupy Wall Street (http://feedtheprotest.com/node/223
Note: this is different from the #operationbitcoin fundraiser (see https://bitcointalk.org/index.php?topic=45943.0
), which has raised the following amount: