Subscribe to the newsletter of the festival and you will get all the info you need.
And maybe the Sonicafestival in Italy is something for you (for me it is )http://www.sonica2005.com/
With acts like Simon Posford, Infected, Altom, Psysex, Tikal, Wizzy Noise, Bamboo Forest and a lot more, it can't go wrong!
seeyA!