when i type in msconfig + then startup. the following items are checked off. can ayone tell me what these are, what they do, + if i need them on startup? rps, gdijlcfe, nvcpl, nwiz, nvmctray, run dll32 cmicnfg, realsched, ctfmon, winampa, + google desktop. next to all these files, in the location it says: hklm\software\microsoft\windows\current ver... if a pro could give me some help it would be much appreciated.