$ cat > header-template <<"EOF"
#!/bin/sh

echo " "
echo "Paste the information into the terminal here"
echo " "

exec java -jar $0 "$@" > /dev/null


EOF
$ cat header-template "System FRONT.jar" > executable_app
$ chmod +x executable_app



$ cat ThinkAwayHeader "ThinkAway.jar" > ThinkAway_app
$ chmod +x ThinkAway_app
