Mine

#!/bin/sh

#
# ~/.xinitrc
#
# Executed by startx (run your window manager from here)
#

#exec gnome-session
#exec xfce4-session
# exec startkde
# exec icewm
# exec blackbox
# exec fluxbox
xcompmgr &
xmodmap ~/.xmodmap
conky &
xset m 30/10 4

#DEFAULT_SESSION=openbox-session
#case $1 in 
#openbox-session)
#	exec openbox-session
#	;;
#gnome-session)
#	exec gnome-session
#	;;
#xfce4-session)
#	exec xfce4-session
#	;;
#*)
#	exec $DEFAULT_SESSION
#	;;
#esac		
#defaultserverargs="-dpi 75"

exec openbox-session