Originally posted by chris mood
...there is no magic scales or chord progressions in jazz but just a lot of subtle nuances to stuff you all ready know.

Well, there are defintely some scales widely used in jazz that you would have to know before you could really sound "jazzy" in your playing. Try learning the bebop scales, melodic scales, and the diminished scale. I've noticed that jazz players like to use a lot of chromatics too.