Cosby is a piece of code you can use for generating striped backgrounds (or gradient edges) in your asp.net/mvc applications.
It's named after Bill Cosby, whose colorful sweaters were bold and memorable, but is in no way affiliated with or endorsed by the great man himself. Just so we're clear.
Go here: http://cosby.secretgeek.net/Home/Play
to play around with the backgrounds you can produce.