Xmonad for Backtrack4

import XMonad
import XMonad.Config.Kde
import qualified XMonad.StackSet as W -- to shift and float windows

main = xmonad $ kdeConfig

 { modMask = mod4Mask -- use the Windows button as mod
 , manageHook = manageHook kdeConfig <+> myManageHook
 }
 where
   myManageHook = composeAll . concat $
     [ [ className   =? c --> doFloat           | c <- myFloats]
     , [ title       =? t --> doFloat           | t <- myOtherFloats]
     , [ className   =? c --> doF (W.shift "2") | c <- webApps]
     , [ className   =? c --> doF (W.shift "3") | c <- ircApps]
     ]
   myFloats      = ["MPlayer", "Gimp"]
   myOtherFloats = ["alsamixer"]
   webApps       = ["Firefox-bin", "Opera"] -- open on desktop 2
   ircApps       = ["Ksirc"]                -- open on desktop 3

sudo apt-get install language-pack-ja
sudo apt-get install scim scim-anthy kasumi
sudo apt-get install ttf-vlgothic
sudo apt-get install kde-i18n-ja
sudo apt-get install xmonad

cat $HOME/.kde3/env/set_window_manager.sh
KDEWM=/usr/bin/xmonad
chmod +x $HOME/.kde3/env/set_window_manager.sh