http://www.c-sharpcorner.com/UploadFile/puranindia/674/
http://msdn.microsoft.com/en-us/library/cb6t8dtz(v=vs.71).aspx
http://thebackroomtech.com/2009/04/01/using-caspolexe-to-grant-net-applications-rights-to-a-remote-network-share/