MARYBOO,
You have been here a few times, but don't expect everybody here to remember what computer your have.
Desktop? XP? Windows 7?
Please give more details.
When did problem start?
What OS and updates do you have?
What AV programs do you have?
Did you install a new graphics card? Which?
Drives
20.01 Gigabytes Usable Hard Drive Capacity
11.38 Gigabytes Hard Drive Free Space
do you think this is it
ATAPI CD-R/RW 32X10 [CD-ROM drive]
3.5" format removeable media [Floppy drive]
WDC WD200EB-11BHF0 [Hard drive] (20.02 GB) -- drive 0, s/n WD-WMA6K5327294, rev 15.15M15, SMART Status: Healthy
IP Device Type Device Details Device Roles
10.0.0.1 Router Netgear / Residential Gateway DHCP Server, Gateway, Domain Name Server, Web Server
10.0.0.2 Windows XP Workstation User-4eab708eec (in WORKGROUP) Browse Master
Other Devices
Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
PS/2 Compatible Mouse
USB Root Hub