Efeito no background

/applications/core/interface/imageproxy/imageproxy.php?img=http://img607.imageshack.us/img607/7136/teste01n.gif&key=b099d3b0c7d820a370350a6212ceaa597edc24fba06df10b1d007dc82659c224" alt="teste01n.gif" />

(Elektra)

/applications/core/interface/imageproxy/imageproxy.php?img=http://img593.imageshack.us/img593/2373/teste02.gif&key=f9ff58bc3b1d75a1d1fc17348ab3a2afe79d1b667c28d98a52f306d41eb3ea6e" alt="teste02.gif" />

(WilliansS)

Um efeito simples para background! :)

Um abraço.