1) FreeBSD 7-RELEASE-p3 (need rebuild world, to get as far as i know [It's easy])
2) fvwm-devel, the best ever... you can configure it to behave almost like any other windowmanager, but you will need to read a lot...., but that is worth it
3) Backups system/data, before you do anything
What is your monitor size in pixels?
This is my screenshoot
100% custom config