Shell Programming and Scripting

#!/bin/bash
typeset -l ans
clear

while [ "$ans" != "Exit" ]; do
    
    echo ".-----------------------------------------------------------------."
    echo "|                                                                 |"
    echo "|  Type in the following commands based on what you want to see:  |"
    echo "|                                                                 |"
    echo "|      Today - to see the day of the week                         |"
    echo "|      Date - to see the date                                     |"
    echo "|      Time - to see the time                                     |"
    echo "|      Files [path] - to show files and folders in that folder    |"
    echo "|      Calendar - to see the calendar                             |"
    echo "|      Letter - to open editor to write letters                   |"
    echo "|      Exit - to exit                                             |"
    echo "|                                                                 |"
    echo "'-----------------------------------------------------------------'"
    echo " "
    
    echo "Please type in your choice: **Case Sensitive**"
read ans ans2
if [ "$ans" = "today" ]; then
clear
echo " "
echo `date +%A`
echo " "
elif [ "$ans" = "date" ]; then
clear
echo " "
echo `date +%D`
echo " "
elif [ "$ans" = "time" ]; then
clear
echo " "
echo `date +%r`
echo " "
elif [ "$ans" = "files" ]; then
clear
echo " "
ls -l $ans2
echo " "
elif [ "$ans" = "calendar" ]; then
clear
echo " "
cal
echo " "
elif [ "$ans" = "letter" ]; then
clear
echo " "
echo " "
`open /Applications/Microsoft\ Office\ 2008/Microsoft\ Word.app/`
echo " "
else
clear
echo " "
echo "Error: Not an Option"
echo " "
fi
done
clear