You can remove the hard drive cage in the PC-9F to allow for a longer video card. If you don't need all of the HDD slots the PC-9F has to offer, you can just modify the drive cage by cutting it in half (above the flat part in the pictures) and using either the top or bottom pieces that you're...
Wallpaper is "Tea for Two" by David Lanham
http://dlanham.com/art/tea43/ (bottom of page)
He has lots of other cool looking wallpapers I suggest you check out.