On Wed, 12 Jan 2011, Shoppa, Tim wrote: I really, really want to thank you for posting that link. I flipped through the pages a bit and found this: http://www.gsbrown.org/compuserve/emi-flight-planning-1982-07/ It discusses an online flight planning service that may help get a patent invalidated (a company called FlightPrep is suing a flight planning website for patent infringement - see http://blog.runwayfinder.com if you're curious). g. -- Proud owner of F-15C 80-0007 http://www.f15sim.com - The only one of its kind. http://www.simpits.org/geneb - The Me-109F/X Project ScarletDME - The red hot Data Management Environment A Multi-Value database for the masses, not the classes. http://www.scarletdme.org - Get it _today_! Political correctness is a doctrine, fostered by a delusional, illogical minority, and rabidly promoted by an unscrupulous mainstream media, which holds forth the proposition that it is entirely possible to pick up a turd by the clean end.