Is it possbile to move an installed game?

[Mars]

I've just realised that I have installed Borderlands onto my c drive, and since that's a small partition for my os and programs only, its a problem.
Is it possible to move it to another drive without reinstalling the whole shebang?

 

[FlatspinZA]

This might help:

http://www.ghacks.net/2010/03/25/how-to-move-large-apps-or-games-to-another-drive/