[arch-general] problem with poweroff machine

[arunix]

Hello All :-) 
i am posting again boz i m getting error due to i am (newbie) at linux.the
problem is here
 i have a simple user john when i gave command for poweroff it shows like
that [john at arch ~]$ poweroff
 poweroff: . Same Error Came when i access "cd, Dvd, usb" you must be super
user how can i resolve this Thanks
-- 
View this message in context: http://www.nabble.com/problem-with-poweroff-machine-tp22839974p22839974.html
Sent from the arch general mailing list archive at Nabble.com.