It also depends on how you want to play. If you are there to play a kind of hack & slash game online, then you should go for the wizard or barbarian. But if you want to play online with thousands of players and have a good time and role-play, then the bard is an excellent option. I guess you can make skill checks and if the one you are talking to is a good role-player, he will act on it.
If you've played NWN on Argyle, you'll know what I mean
