Thanks for the reply........she had to call in a maintenance man.........the power supply was shot and the system was over-heating. All is well now.........thanks again. >On 9/11/2010 5:09 a.m., Jo Wells wrote: > > My cousin's computer works fine until she puts a disc into her CD Rom > > drive..........then it crashes and reboots. Without the CD in - it > > boots fine. Any ideas? She has Windows 2000.