b+a → ba f+f → ff a+t+t → att
(June 2011: OK Firefox, KO other browsers)
ĵ+d → ĵd ë+v → ëv ĵ+a → ĵa ë+f → ëf
d+ś → dś g+ë → gë t+ś → tś s+ë → së
e+f → ef f+d → fd e+f+d → efd
P+P+A+A+B+F+F+D → PPAABFFD
(June 2011: OK Firefox, KO other browsers)
d d d ddd...
Sadly, browsers do not yet support the random substitution. ☹