* hr to zero up above, then fall into this case in such a
* way so we add +12 +4 hours to it for teatime, +12 hours
* to it for noon, and nothing at all for midnight, then
* hr to zero up above, then fall into this case in such a
* way so we add +12 +4 hours to it for teatime, +12 hours
* to it for noon, and nothing at all for midnight, then