'Send a join message.
@type who: C{str} or C{unicode}
@param who: The name of the user joining.  Should be of the form
username!ident@hostmask (unless you know better!).
@type where: C{str} or C{unicode}
@param where: The channel the user is joining.'

def join(self, who, where):

    self.sendLine((':%s    JOIN    %s' % (who, where)))
