The authority of the State Bureau of Tourism and Travel to plan and conduct all state programs of information and publicity designed to attract tourists to the State of Alabama is hereby confirmed and continued; provided, however, that the Director of the State Bureau of Tourism and Travel shall cooperate to the fullest possible extent with the Alabama Industrial Development Advisory Board and the Director of the Alabama Development Office, toward the end that an integrated program of economic expansion and promotion may be pursued by the public agencies of this state.