Digg Images doesn’t launch until later tonight but I guessed the url to the Digg Images section on Photobucket so you can get a sneak preview of how it works.
Here is what the page says:
Next to all images on Photobucket, you’ll see a Digg it button. Images with the most Diggs appear near the top of this page. If you see an image you like, click the Digg it button. You’ll need to be a member of Digg to Digg an image. The registration to Digg is quick and easy. If you have questions about Digg, go to