OLD_SCRIPT="$INSTALL_ROOT/usr/share/www/$SPELL/cgi-bin/$SPELL.php" &&
if [[ -f "$OLD_SCRIPT" ]]; then
  # sorcery will leave this file undispelled if it was modified
  # we need to save these modifications
  BACKUP_SCRIPT="$OLD_SCRIPT.$(date +%Y%m%dT%H%M%S)" &&
  message "${MESSAGE_COLOR}Old script renamed to \`$BACKUP_SCRIPT'${DEFAULT_COLOR}"
  mv "$OLD_SCRIPT" "$BACKUP_SCRIPT"
fi