pcon /.Xmodmap

! Xmodmap for Microsoft Natural Ergonomic Keyboard 4000
! Only works with about half the keys

keycode 161 = XF86Calculator
keycode 162 = XF86AudioPlay
keycode 178 = XF86HomePage
keycode 229 = XF86Search
keycode 233 = XF86Forward
keycode 234 = XF86Back
keycode 236 = XF86Mail