fraid my Serbian/Croatian/Slovenian can be summed up in a few words ...
pivo
voda
Zivjuli
and
"dobro cisse" (not sure if that's spelt right ...)
you say it "živjeli"=cheers and "dobre sise" or "dobre cice"=nice tits.ok?
so if you wanna learn croatian try this:
http://www.youtube.com/watch?v=YZMI6ngpkTM
http://www.youtube.com/watch?v=fFvNPyEquEE