How do you transfer an xbox 360 file from a computer to an xbox360 formatted flash drive?

I have a CoD:WaW zombie map on my computer for xbox360. How do i get it to transfer onto a Xbox 360 formatted flash drive?



I would much appreciate the help.How do you transfer an xbox 360 file from a computer to an xbox360 formatted flash drive?
You can download Modio

Modio-http://www.game-tuts.com/community/modio.php



You can watch this indepth tutorial.



http://www.youtube.com/watch?v=nKn8kCNR0X4%26amp;feature=related