Many thanks for all your comments. The monitor is high on the list of suspects but the comment re fading hard-drive suits the behavior. Last night I was online for an hour with no probs! It can start acting up at any time and usually takes several reboots beoe I can do anything with it.
P20, Thanks for sites. I'll check those out. I do have a back-up in case of imminent collapse!
'Find your enemy and shoot him down - everything else is unimportant.'
