For those of us who love lots of extra information, here is a link that contains the specifics for lights off/on times for each cycle. You can find it on page 9 http://www.notmar.gc.ca/eng/services/list/2003_inland_waters_e/ifronte.pdf regards royN --------------------------------------------------------- List Home page //www.freelists.org/webpage/rhillsqd Admin: keefer1543@xxxxxxxxxxxx