Dangit! Need help gettin a skin on a new model:

Could someone help me get a skin on a model (like the one ill post below). What are the steps you have to take? like can someone walk me through what i have to do to get a model (like below) to a finished wc3 unit? I don't know what to do... help...

check out andy's uvw unwrapping tut.
its stickied at the top of the models section there :)