User Defined Windows Service

http://support.microsoft.com/kb/137890
http://www.mssqltips.com/sqlservertip/2600/troubleshooting-windows-remote-desktop-connections/
http://www.ehow.com/how_5949640_determine-server-under-remote-desktop_.html

http://www.windowsbbs.com/windows-server-system/74596-keeping-windows-server-logged.html