you may find the following adm file useful:
; ADM Template Creation/Modifying Date: 13:56 08/10/2007
; ADM Template Author: Will Sheldon
; ADM Template Filename: Intel_gfx.adm
;
CLASS MACHINE
CATEGORY "Intel Graphics Features"
POLICY "Graphics card icon appears in systray"
KEYNAME "SOFTWARE\INTEL\Display\igfxcui\igfxtray\TrayIcon"
EXPLAIN "If this policy is enabled, the intel tray icon will be visible"
VALUENAME "ShowTrayIcon"
VALUEON NUMERIC 1
VALUEOFF NUMERIC 0
END POLICY
POLICY "Graphics card hotkeys"
KEYNAME "SOFTWARE\INTEL\Display\igfxcui\HotKeys"
EXPLAIN "If this policy is enabled, the intel hotkeys will be enabled"
VALUENAME "Enable"
VALUEON NUMERIC 1
VALUEOFF NUMERIC 0
END POLICY
END CATEGORY