DELAY=2
CHECK_IN="ls -l --full-time /home/sam/Mail/from"
CHECK_READ="ls -l -u --full-time /home/sam/Mail/*"
IN=`$CHECK_IN`
while true
do
	sleep $DELAY
	OIN=$IN
	IN=`$CHECK_IN`
	if [ "$IN" != "$OIN" ]
	then
		killall bl 2>/dev/null
		bl -b tty0
		READ=`$CHECK_READ`
		while true
		do
			sleep $DELAY
			OIN=$IN
			OREAD=$READ
			IN=`$CHECK_IN`
			READ=`$CHECK_READ`
			if [ "$IN" = "$OIN" -a "$READ" != "$OREAD" ]
			then
				killall bl 2>/dev/null
				break
			fi
		done
	fi
done