This blog-post moved to: http://blog.kmonsoor.com/install-english-language-on-microsoft-office-2007-2010/
if you are stuck with Windows 7 in Korean package, check out my relevant post.
As I have joined a giant Korean conglomerate aka group of companies, I have to install Office 2007 Enterprise edition Korean version. I hunted, searched, tested many ways. But failed.
But, now I have succeeded. Here's how.
These guys are official partner of Microsoft.
I got the link from a user comment:
but didn't believe at first place.