Shell Programming and Scripting

while :
do
echo "Please input the type of script you want"
read "X";

case $X in

script1)
          echo "You selected $X";
          source /path/to/script1;
          ;;

script2)
          echo "You selected $X";
          source /path/to/script2;
          ;;
script3)
          echo "You selected $X";
          source /path/to/script3;
*)
         echo "Valid Choices are"
         echo "script1, script2 or script3"
         exit;
         ;;
esac
done