Default [Q] help!!! trying to root but its not working

Im trying to root my evo with the instructions that regaw_leinad made. the 5th set of commands I am trying to put into command pmt, "./rageagainstthecage-arm5.bin" it isnt doing anything. It just says NOT FOUND. any ideas? Im sure im typing it into command prompt correctly, IDK whats going on? thanks in advance.