Private Sub DoSomethingInExcel()
Dim xlapp As Object 'Excel.Application
Dim xlbook As Object 'Excel.Workbook
' Start Excel
Set xlapp = CreateObject("Excel.Application")
' Add new workbook
Set xlbook = xlapp.Workbooks.Add
' Do something...
' Release modules & clean up
xlbook.Saved = true ' or false
xlapp.Quit
Set xlbook = Nothing: Set xlapp = Nothing
End Sub