echo -e " -------- vunstall start --------"
#check kernal version
uname -r > myver
if grep "2.2.5-" myver > mycheck ; then
	echo -e " wrong kernel version should not uninstall"
else 
	if ! grep "2.2.5" myver > mycheck ; then
		echo -e " wrong kernel version should not uninstall"
	else 
#recover soundcore.o
#	   if [ -f /lib/modules/2.2.5/sound/bak/soundcore.o.old ] ; then
#		cp /lib/modules/2.2.5/sound/bak/soundcore.o.old /lib/modules/2.2.5/sound/soundcore.o 
#		rm /lib/modules/2.2.5/sound/bak/soundcore.o.old 
#		echo -e " recover soundcore.o"
#	   else
#	   echo -e " bak/soundcore.o.old not exist"
#	   fi
#delete viaudio
	   if [ -f /lib/modules/2.2.5/sound/viaudio.o ] ; then
		rm /lib/modules/2.2.5/sound/viaudio.o 
	   fi
#recover modules.conf
	   if [ -f /etc/modules.conf.old ] ; then
		cp /etc/modules.conf.old /etc/modules.conf 
		rm /etc/modules.conf.old
		echo -e " recover modules.conf"
	   else
		echo -e " modules.conf.old not exist"
	  fi
	  rmmod viaudio
	  rmmod via401
	  rmmod sound
	  rmmod soundlow
	fi
fi
rm myver
rm mycheck
	echo -e " -------- vunstall end --------"
