Linux On My Samsung

Good day. I have the same problem with the fn+up/fn+down keys. I've done everything as written in http://www.voria.org/forum/viewtopic.php?f=3&t=296 but keys still do not change the brightness. bekapadla@ubuntu:~$ uname -a Linux ubuntu 2.6.32-22-generic #37~ppa1~loms~lucid-Ubuntu SMP Fri Jun 4 2...