please help, i am new on kubuntu, afther installing new ati driver 8.9 and compiz it's function very well (in kde 3) afther reboot i got black screen on kde3 but in kde4 it's function normaly and no problem, but i can not go in kde3 it's black screen of death, i disinstall and reinstall ati driver and compiz for more then 5 time, but the problem still there, function normaly in kde4 not in kde3 (black screen), what i must to do to fix kde 3 ? please help 