Const Impersonate = 3
' 暗号化は 6

' **********************************************************
' WMI 接続
' **********************************************************
Function WMIConnect()

	strServer = document.all("Server").value
	if strServer = "" then
		strServer = "."
	end if
	strUser = document.all("User").value
	strPassword = document.all("Password").value

	' 接続
	on error resume next
	' ロケータ
	Set objLocator = CreateObject("WbemScripting.SWbemLocator")
	if Err.Number <> 0 then
		alert(Err.Description)
		WMIConnect = False
		Exit Function
	end if
	' サービス
	Set objService = objLocator.ConnectServer( _
		strServer, _
		"root\cimv2", _
		strUser, _
		strPassword _
	)
	if Err.Number <> 0 then
		alert(Err.Description)
		WMIConnect = False
		Exit Function
	end if
	' セキュリティ
	objService.Security_.ImpersonationLevel = Impersonate
	if Err.Number <> 0 then
		alert(Err.Description)
		WMIConnect = False
		Exit Function
	end if
	on error goto 0

	WMIConnect = True

End Function