here is my xorg.conf ...
Section "ServerLayout"
Identifier "XFree86 Configured"
Screen 0 "Screen0" 0 0
InputDevice "Mouse0" "CorePointer"
InputDevice "Keyboard0" "CoreKeyboard"
EndSection
Section "Files"
RgbPath "/usr/X11R6/lib/X11/rgb"
ModulePath "/usr/lib/xorg/modules"
FontPath "/usr/share/fonts/X11"
FontPath "/usr/X11R6/lib/X11/fonts/misc/"
FontPath "/usr/X11R6/lib/X11/fonts/Speedo/"
FontPath "/usr/X11R6/lib/X11/fonts/Type1/"
FontPath "/usr/X11R6/lib/X11/fonts/CID/"
FontPath "/usr/X11R6/lib/X11/fonts/75dpi/"
FontPath "/usr/X11R6/lib/X11/fonts/100dpi/"
EndSection
Section "Module"
Load "dbe"
Load "extmod"
Load "record"
Load "xtrap"
Load "speedo"
Load "type1"
Load "glx"
Load "int10"
Load "v4l"
EndSection
Section "InputDevice"
Identifier "Keyboard0"
Driver "keyboard"
Option "XkbLayout" "us"
Option "XkbVariant" "basic"
Option "XkbModel" "pc105"
EndSection
Section "InputDevice"
Identifier "Mouse0"
Driver "mouse"
Option "Protocol" "auto"
Option "Device" "/dev/input/mice"
Option "ZAxisMapping" "4 5"
EndSection
Section "Monitor"
Identifier "Monitor0"
VendorName "Unknown Monitor Vendor"
ModelName "Unknown Monitor Model"
Modeline "1024x768" 60.80 1024 1056 1128 1272 768 768 770 796
HorizSync 20-500
VertRefresh 59-61
EndSection
Section "Device"
### Available Driver options are:-
### Values: <i>: integer, <f>: float, <bool>: "True"/"False",
### <string>: "String", <freq>: "<f> Hz/kHz/MHz"
### [arg]: arg optional
#Option "NoAccel" # [<bool>]
#Option "SWcursor" # [<bool>]
#Option "ColorKey" # <i>
#Option "CacheLines" # <i>
#Option "Dac6Bit" # [<bool>]
#Option "DRI" # [<bool>]
#Option "NoDDC" # [<bool>]
#Option "ShowCache" # [<bool>]
#Option "XvMCSurfaces" # <i>
Identifier "Card0"
Driver "vesa"
VendorName "Unknown Vendor Name"
BoardName "Unknown Board Name"
Option "LinearAlloc" "16384"
#BusID "PCI:0:2:0"
# Option "NoDDC" "true"
Option "XvmcUsesTextures" "true"
Option "renderAccel" "true"
Option "NoDDCValue"
Option "UseEDID" "false"
Option "ExactModeTimingsDVI" "true"
Option "NoLogo" "true"
Option "NoBandWidthTest" "true"
Option "ModeValidation" "NoDFPNativeResolutionCheck, NoEdidMaxPClkCheck, NoMaxPClkCheck, AllowInterlacedModes, AllowNon60HzDFPModes"
Option "DynamicTwinView" "false"
Option "UseEvents" "true"
Option "AllowGLXWithComposite" "true"
Option "AddARGBGLXVisuals" "true"
Option "ConnectedMonitor" "DFP"
EndSection
Section "Screen"
Identifier "Screen0"
Device "Card0"
Monitor "Monitor0"
DefaultDepth 24
SubSection "Display"
Modes "1024x768"
Virtual 1024 768
EndSubSection
Option "XvmcUsesTextures" "true"
Option "renderAccel" "true"
Option "NoDDCValue"
Option "UseEDID" "false"
Option "ExactModeTimingsDVI" "true"
Option "NoLogo" "true"
Option "NoBandWidthTest" "true"
Option "ModeValidation" "NoDFPNativeResolutionCheck, NoEdidMaxPClkCheck, NoMaxPClkCheck, AllowInterlacedModes, AllowNon60HzDFPModes"
Option "DynamicTwinView" "false"
Option "UseEvents" "true"
Option "AllowGLXWithComposite" "true"
Option "AddARGBGLXVisuals" "true"
Option "TVStandard" "1024x768"
EndSection
Section "ServerFlags"
Option "AllowMouseOpenFail" "true"
Option "BlankTime" "0"
Option "StandbyTime" "0"
Option "SuspendTime" "0"
Option "OffTime" "0"
Option "AIGLX" "Off"
EndSection
Section "Extensions"
Option "Composite" "false"
Option "RENDER" "true"
EndSection
Patrick