Vb2008 เรื่องคำสั่ง Run As Admin.. ขอความช่วยเหลือทีครับ

 Dim procInfo As New ProcessStartInfo()
 
  procInfo.WindowStyle = ProcessWindowStyle.Hidden
  procInfo.UseShellExecute = True
  procInfo.FileName = My.Application.Info.DirectoryPath & "\MYInstaller\setup.exe"
  procInfo.WorkingDirectory = ""
 
  If (My.Computer.Info.OSFullName.ToString.Contains("Vista") = True) Or _
               (My.Computer.Info.OSFullName.ToString.Contains("Windows 7") = True) Then

      procInfo.Verb = "runas" 

  End If
 
 Process.Start(procInfo)