to be honest for you, This tutorial does not work. But you can get some tips how to find out it.
Want an suggestion? Try to find out what he did at his client, "aika noxtrap by gm3x, download aika epic 2. i think it still hosted at 4shared" then run the old client and try it out.
But to be honest for you since gold hacks they did input so many call inside of the client, its not easy to disable. but still possible.
I'll show you something very interesting from the client no xtrap by gm3x look below.