how do i extract after i have winrar'd my iso images???

[gameguy]

i have tried everything.the instructions off of selfboot.com are very clear up to this point,but after this point they totally lost me.it shows a msdos screen with a bunch of writing on it.some chinese symbols on there too.i am at the part after you winrar the files and am stuck.please if any1 out there knows what to do next i could use the help.i read all the read me files in dream rip.maybe i can give you something in return for a favor.thanx in advance.