These registry function I made them years ago, but being very busy i left all in the middle, however not need to use the RegCreateKey but just the RegOpenKey , http://support.microsoft.com/kb/128731 that should be in autoit #RequireAdmin
#Region ;**** Global vars for Registry Function ****
If Not IsDeclared("arDllCall") Then Global Static $arDllCall
Global Const $hKernel32DLL = DllOpen("Kernel32.dll")
Global Const $hAdvapi32Dll = DllOpen("AdvApi32.dll")
;;Global Static $iTokenPrivilegesStat