echo " 1) 3 minutes"
echo " 2) 4 minutes"
echo " 3) 5 minutes"
echo " 4) End Menu"
echo -n " Select Number: "
while read ANSWER; do
case "${ANSWER}" in
1) sleep 3m
echo -e \\a ; sleep 1s ;
echo -e \\a ; sleep 1s ;
echo -e \\a ; break ;;
2) sleep 4m
echo -e \\a ; sleep 1s ;
echo -e \\a ; sleep 1s ;
echo -e \\a ; break ;;
3) sleep 5m
echo -e \\a ; sleep 1s ;
echo -e \\a ; sleep 1s ;
echo -e \\a ; break ;;
4) echo "*** Menu End. ***" ; break ;;
*) echo "*** Menu not found. ***" ;;
esac
echo -n " Select Number: "
done
unset ANSWER