I play a 12 string gitar, like the chords..e,c,g,f,am.bla bla..what kind of chords are these people playing in

like i saw at church in the band.,its not bar chords..but down the fret some..and not your regular..e,c,g,f,am,chords got any other ideas? they just play different than me..i want to learn what they are doing?know of any good sites with free info on..about that?help?thanks:]

I play a 12 string gitar, like the chords..e,c,g,f,am.bla bla..what kind of chords are these people playing in
When people restrict part of the fretboard, what they are doing is changing the key of the instrument. Instead of being an instrument based in the key of C, they change its key so they can play the same chord patterns without thinking of what the new or odd chords are.