Fix an off by one error when determing the default job name for the banner page.
Fix an off by one error when determing the default job name for
the banner page.

Closes PR# 1986.

Submitted by:	Mark Valentine <mark@linus.demon.co.uk>

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase