All programs seem to be affected by the problem. I suspect a problem with XP Home.

Hi,1. Are you talking about Internet Explorer or Windows Explorer?2. Since when are you facing this issue?3. Were there any changes made prior to this issue?Step 1:Check for the issue in ‘Safe Mode with Networking’. ‘Safe Mode with Networking’ starts Windows in safe mode and includes the network drivers and services needed to access the Internet or other computers on your network.A description of the Safe Mode Boot options in Windows XP: http://support.microsoft.com/kb/315222Step 2:If the issue still persists, check in event viewer for the faulty module that could be causing the issue.How to view and manage event logs in Event Viewer in Windows XP?http://support.microsoft.com/kb/308427Regards,Manasa P – Microsoft Support.