各位朋友，我才装的UBUNTU8.04,手动安装NVIDIA的显卡驱动，但每次开机屏幕分辨率都恢复到原始状态，每次都要重新设置才能到1024X768＠85HZ的桌面，这是什么问题，该如何设置呢，
# nvidia-xconfig: X configuration file generated by nvidia-xconfig
# nvidia-xconfig: version 1.0 (buildmeister@builder57) Thu Jul 17 18:39:19 PDT 2008
# xorg.conf (X.Org X Window System server configuration file)
#
# This file was generated by dexconf, the Debian X Configuration tool, using
# values from the debconf database.
#
# Edit this file with caution, and see the xorg.conf manual page.
# (Type "man xorg.conf" at the shell prompt.)
#
# This file is automatically updated on xserver-xorg package upgrades *only*
# if it has not been modified since the last upgrade of the xserver-xorg
# package.
#
# If you have edited this file but would like it to be automatically updated
# again, run the following command:
# sudo dpkg-reconfigure -phigh xserver-xorg
Section "ServerLayout"
Identifier "Default Layout"
Screen "Default Screen" 0 0
InputDevice "Generic Keyboard" "CoreKeyboard"
InputDevice "Configured Mouse"
EndSection
Section "Module"
Load "glx"
EndSection
Section "InputDevice"
Identifier "Generic Keyboard"
Driver "kbd"
Option "XkbRules" "xorg"
Option "XkbModel" "pc105"
Option "XkbLayout" "cn"
EndSection
Section "InputDevice"
Identifier "Configured Mouse"
Driver "mouse"
Option "CorePointer"
EndSection
Section "Monitor"
Identifier "Configured Monitor"
EndSection
Section "Device"
Identifier "Configured Video Device"
Driver "nvidia"
EndSection
Section "Screen"
Identifier "Default Screen"
Device "Configured Video Device"
Monitor "Configured Monitor"
DefaultDepth 24
Option "NoLogo" "True"
SubSection "Display"
Depth 24
Modes "nvidia-auto-select"
EndSubSection
EndSection
