What are these pictures called/where to find them?

Question

you know those pictures with black borders and they have captions on the bottom, usually some witty comment like this

http://bitsandpieces.us/wp-content/uploads/2008/08/imagesopportunity.jpg

http://bitsandpieces.us/wp-content/uploads/2008/04/imagesyou-27re-20fat.jpg

is there a certain name for them and is there a website that has a bunch of them to look at?

Answer 1

they are calle demotivational posters and http://www.demotivateus.com/ is the main website for them!

Answer 2

They're called demotivational posters. Go to ebaumsworld.com, they have tons of them on there. Or just do a search for demotivational posters. I love them, they're usually pretty funny. Hope I could help!