# if there is an error, then abort. But since at this point there's
# stuff already printed, clear it out.
# (This only works in conjunction with temporarily turning autoflush
# off in the files that use this component.)
unless ($val) {
# if there is an error, then abort. But since at this point there's
# stuff already printed, clear it out.
# (This only works in conjunction with temporarily turning autoflush
# off in the files that use this component.)
unless ($val) {