My Win XP Pro PC have a hard time starting up! IT booted up to "Loading Your Personal Setting" screen then the regular screen showed up but without any icons or shortcuts. After about ten secs, it went to "Logging Off...." screen then "Saving Your Personal Setting" and followed by "Loading Your Personal Setting" and on and on and on in a endless cycle with these three screens. I have put consider amount of time installing and setting up this PC and I don't want go thru that again!!! Please Help!!!