I don't use office, but you can use the office app if you have a chromebook with the play store integrated. Not all chromebooks have that ability so it's worth checking, but most probably new chromebooks would have that feature. I personally find Google Docs perfectly sufficient and it's...
Why does it require windows? If it's just for word processing and movies, he could buy a chromebook. Startup time in about 10 seconds, no virus' and incredibly quick.