There appear to be increasing clusters of human cases of avian flu in Indonesia. Check out the Avian flu blog (scroll down just a tiny bit) for an account. Recombinomics offers a technical discussion of the cases.
The best case option is that avian flu, at least in Indonesia, has become more efficient in jumping from birds to humans.
The most likely option is that weak human-to-human transmission has been going on in Indonesia, and possibly Vietnam, for some months. Fortunately this still could end up being a false alarm. Note also that options one and two could both be true at the same time.
The worst option is…well, the best case option is scary enough. Indonesian families commonly live with either doves or chickens or both.