xorg.conf file using Intel Q35 Express intigrated graphics adapter. Using CentOS 5 as the Linux OS.
Was unable to get Beryl to work properly when using dualhead support

# Xorg configuration created by Mike and Dell Linux Support

Section "ServerLayout"
Identifier "dualhead configuration"
Screen 0 "Screen 0" 0 0
Screen 1 "Screen 1" RightOf "Screen 0"
InputDevice "Keyboard0" "CoreKeyboard"
#Option "Xinerama" "true"
#Option "Clone" "on"
EndSection

#  Section "ServerFlags"
#    Option         "DefaultServerLayout" "TwoHead"
#  EndSection

Section "InputDevice"
Identifier "Keyboard0"
Driver "kbd"
Option "XkbModel" "pc105"
Option "XkbLayout" "us"
EndSection

Section "Monitor"
Option "DPMS"
Option "Position" "0 0"
Identifier "VGAmon"
EndSection

Section "Monitor"
Option "DPMS"
Identifier "TMDSmon"
Option "RightOf" "VGAmon"
EndSection

#Section "Device"
#Identifier "Videocard 0"
#Driver "i810"
#Option         "DevicePresence" "true"
#BusID          "PCI:0.2:0"
#EndSection

Section "Device"
Identifier "Videocard 0"
Driver "i810"
VendorName "Videocard Vendor"
BoardName "Intel Corporation 82Q35 Express Integrated Graphics Controller"
BusID "PCI:0:2:0"
Screen 0
Option "MonitorLayout" "DFP,CRT"
Option         "DevicePresence" "true"
Option "monitor-DFP" "TMDSmon"
Option "monitor-CRT" "VGAmon"
EndSection

Section "Device"
Identifier "Videocard 1"
Driver "i810"
VendorName "Videocard Vendor"
BoardName "Intel Corporation 82Q35 Express Integrated Graphics Controller"
Screen 1
Option "MonitorLayout" "DFP,CRT"
Option         "DevicePresence" "true"
BusID          "PCI:0:2:0"
EndSection

Section "Screen"
Identifier "Screen 0"
Device "Videocard 0"
Monitor "VGAmon"
DefaultDepth 24
SubSection "Display"
Viewport 0 0
Modes "1280x1024"
#Virtual 2048 1024
Depth 24
EndSubSection
EndSection

Section "Screen"
Identifier "Screen 1"
Device "Videocard 1"
Monitor "TMDSmon"
DefaultDepth 24
SubSection "Display"
#Viewport 0 0
Modes "1280x1024"
Depth 24
EndSubSection
EndSection