Quelqu'un

Section "ServerLayout"
    Identifier     "layout1"
    Screen      0  "Screen0"
    Screen      1  "Screen0 (2nd)" RightOf "Screen0"
    InputDevice    "Keyboard1" "CoreKeyboard"
    InputDevice    "Mouse1" "CorePointer"
EndSection

Section "Files"

    # font server independent of the X server to render fonts.
    # minimal fonts to allow X to run without xfs
    FontPath        "unix/:-1"
    FontPath        "/usr/share/fonts/misc:unscaled"
EndSection

Section "Module"
    Load           "dbe" # Double-Buffering Extension
    Load           "v4l" # Video for Linux
    Load           "extmod"
    Load           "type1"
    Load           "freetype"
    Load           "/usr/lib/xorg/modules/extensions/nvidia/libglx.so"
    Load           "glx"
EndSection

Section "ServerFlags"

    #DontZap # disable <Crtl><Alt><BS> (server abort)
 # allows the server to start up even if the mouse does not work
    #DontZoom # disable <Crtl><Alt><KP_+>/<KP_-> (resolution switching)
    Option         "allowmouseopenfail"
EndSection

Section "InputDevice"
    Identifier     "Keyboard1"
    Driver         "kbd"
    Option         "XkbModel" "pc105"
    Option         "XkbLayout" "fr"
    Option         "XkbOptions" "compose:rwin"
EndSection

Section "InputDevice"
    Identifier     "Mouse1"
    Driver         "mouse"
    Option         "Protocol" "ExplorerPS/2"
    Option         "Device" "/dev/mouse"
EndSection

Section "Monitor"
    Identifier     "Monitor0"
    VendorName     "Unknown"
    ModelName      "Unknown"
    HorizSync       30.0 - 110.0
    VertRefresh     50.0 - 150.0
    Option         "DPMS"
EndSection

Section "Device"
    Identifier     "Device0"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce 6600 GT"
    BusID          "PCI:1:0:0"
    Screen          0
EndSection

Section "Device"
    Identifier     "Device0 (2nd)"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce 6600 GT"
    BusID          "PCI:1:0:0"
    Screen          1
EndSection

Section "Screen"
    Identifier     "Screen0"
    Device         "Device0"
    Monitor        "Monitor0"
    DefaultDepth    24
    SubSection     "Display"
        Depth       24
        Modes      "1600x1200" "1280x1024" "1024x768" "800x600" "640x480"
    EndSubSection
EndSection

Section "Screen"
    Identifier     "Screen0 (2nd)"
    Device         "Device0 (2nd)"
    Monitor        "Monitor0"
    DefaultDepth    24
    SubSection     "Display"
        Depth       24
        Modes      "1600x1200" "1280x1024" "1024x768" "800x600" "640x480"
    EndSubSection
EndSection

Section "Extensions"
    Option         "Composite"
EndSection