XP - random reboot

>-----Original Message-----
>I use a pentium III with Windows XP O/S. For the last
>copule of weeks, I have been having a terrible time with
>the computer. It reboots itself randomly without any
>prior notice. No errors are displayed. I don't see
>anything worth noting in the event log or Dr. Watson log.
>There is no pattern to reboots. There are times when it
>will not reboot for hurs and thre have been times when it
>reboots every 5 to 10 minutes. The behaviour doesn't seem
>to indicate that it has anything to do with chips getting
>over heated. I have re-installed XP a few times. I
>haven't re-installed any of the programs, not even MS
>office.
>
>In the event log, I see the error - failed to load
>i8042prt driver. I am not sure if I was getting this
>error when the machine waas running fine. I copied the
>i8042prt.sys from my other machine, but didn't fix the
>problem. I cheked the computer fan and the temperature
>and it looks fine.
>
>I AM HOPING TO GETTING SOME GOOD ADVISE ON THIS NEWS
>GROUP. pLEASE HELP
>.
>