Charlie, >In any case the change is in effect and we will find out how it effects things- >We can always reverse it if it doesn't work. It probably can be made to work if people are prepared to keep a weather eye on things. The experiment needed to be made and is now being made. If it works - great, and even if at first it appears not to be working it should be given a fair trial of several weeks before being re-assessed. Dennis +++++++++++++++++++++++++++ Dennis Greene 49/dx 37/ onset 32 [log in to unmask] http://members.networx.net.au/~dennisg/ +++++++++++++++++++++++++++