function canJoin(player)
	return player:getAccountType() >= ACCOUNT_TYPE_TUTOR
end

function onSpeak(player, type, message)
	local playerAccountType = player:getAccountType()
	if type == TALKTYPE_CHANNEL_Y then
		if playerAccountType >= ACCOUNT_TYPE_SENIORTUTOR then
			type = TALKTYPE_CHANNEL_O
		end
	elseif type == TALKTYPE_CHANNEL_O then
		if playerAccountType < ACCOUNT_TYPE_SENIORTUTOR then
			type = TALKTYPE_CHANNEL_Y
		end
	elseif type == TALKTYPE_CHANNEL_R1 then
		if playerAccountType < ACCOUNT_TYPE_GAMEMASTER and not getPlayerFlagValue(player, PlayerFlag_CanTalkRedChannel) then
			type = TALKTYPE_CHANNEL_Y
		end
	end
	return type
end