I saw this vid from other site. He was using aimbot in that vid. He has smooth aim on, aimkey on so you won't twitch at all.
He posted his own vid on that site too. (Sorry, Can't tell what site is that)
Gamerzplanet is a website where all gamerz gather and chat about all the latest online games such as Maple Story, World of Warcraft, DiabloII, Gunbound, Silkroad, Crossfire, Gunz Online, Pangya, Warrock, Rose Online, Counter Strike, Rakion, and all of the online popluar games!!