[V8] sorted the pipe now the windows ?

[Sscothorne at aol.com]

thanks to all thoes who replied 
just been out and put pipe on battery and sorted.
know the batterys the right on as got it from audi main dealer £97:57 +vat 
ouch that hurt !
got a problem with the windows and sunroof
some times they work other times they don't .
dosn't seem to be any pattern to it as when one stops all do !
any ideas 
thanks again 
simon