Shift cipher by Robin Snyder  ,  robin@RobinSnyder.com , source: TASKS/shift [NV/asp] [page formatted/updated on 2008/04/11 at 10:32:00 , loaded on 2012/05/21 at 12:57:14 ] versions:    screen-friendly    printer-friendly by Robin Snyder  ,  robin@RobinSnyder.com , source: TASKS/shift [NV/asp]