All you have to do is get Yahoo Instant Messenger, ICQ or Skype (my preference). I do not think there are any chat room add on for this version of vbulletin forum because I think chat rooms are old hat now with the advent of Skype, etc.
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There are two categories of travellers, those that experience a country and those that take their home with them wherever they go.
Be warned, as with any forum, picking a fight with the admin guy is not recommended!