Cabal Install

can anyone help me stop here does not go further as I do?

http://i61.tinypic.com/acv3w2.png

service cabal stop (+)
cabal service stop (-)

if you type in putty/terminal: service cabal you will see this: Usage: /etc/init.d/cabal {start|stop|restart|reload|status|config}. Just add afterwards the command; ex: service cabal start or service cabal status