These are the changes I made, are the case statements in the right place?? Still is not functioning, can u tell me nething else im doing wrong??

amenu () {
clear
echo "\t\t\tMy Personal Menu"
echo
echo "\t\tPlease Select:"
echo
echo "\t\t\t 1. Directory display"
echo "\t\t\t 2. File functions"
echo "\t\t\t 3. Directory functions"
echo
echo "\t\t\t 0. Exit"
echo Select by pressing a number and then ENTER ;
}

PressEnter () {
echo Press Enter
read x
}

DirectoryDisplay () {
ls -l|more
PressEnter
}

Filefunctions () {
clear
echo "\t\t\tFile functions Menu"
echo
echo "\t\tPlease Select:"
echo
echo "\t\t\t 5. Delete file"
echo
echo "\t\t\t 0. Return to main menu"
echo Select by pressing a number and then ENTER ;
PressEnter
}

Deletefile () {
print -n "Enter file name to be deleted: "
read name
if [ -f $name ]
then
rm $name
echo "file: $name has been deleted"
else
echo "this is not a file"
fi
PressEnter
}

read answer

case $answer in
5) Deletefile ;;

0) break ;;
esac

done
clear



Directoryfunctions () {
clear
echo "\t\t\tDirectory functions Menu"
echo
echo "\t\tPlease Select:"
echo
echo "\t\t\t 6. Delete directory"
echo "\t\t\t 7. Change directory"
echo
echo "\t\t\t 0. Return to main menu"
echo Select by pressing a number and then press ENTER ;
PressEnter
}

Deletedirectory () {
print -n "Enter directory name to be deleted: "
read name
if [ -d $name ]
then
echo "directory: $name has been deleted"
else
echo "this is not a directory"
PressEnter
fi
PressEnter
}

Changedirectory () {
print -n "Enter directory name to be deleted: "
read name
if [ -d $name ]
then
cd $name
else
echo "$name is not a directory"
fi
PressEnter
}



read answer

case $answer in
6) Deletedirectory ;;
7) Changedirectory ;;

0) break ;;
esac

done
clear


while true
do

amenu

read answer

case $answer in
1) DirectoryDisplay ;;
2) Filefunctions ;;
3) Directoryfunctions ;;

0) break ;;
esac

done
clear