cpu usage high? freezes (mouse), scratchy sound?

[d3xg712]

cpu usage high? freezes (mouse), scratchy sound?
basically my problem is , i thought it went away since i reinstalled a fresh windows
and started using windows media player instead of the buggy itunes
however
not all the time
but
sometimes my mouse freezes up, and my cpu usage jumps really high
also my sound becomes very crackily
can anyone help
this is a custom built comp

 

[d3xg712]

nope i am not able
when i look
i can see system idle manager
at the top
and firefox goes to like 15 max
but when i look at the performance tab i can see the jump
my specs r


Windows XP Home Edition Service Pack 2 (build 2600) ECS P4M800PRO-M 1.0
Enclosure Type: Desktop
Processor a Main Circuit Board b
1.87 gigahertz Intel Core 2 Duo
64 kilobyte primary memory cache
2048 kilobyte secondary memory cache Board: ECS P4M800PRO-M 1.0
Bus Clock: 266 megahertz
BIOS: American Megatrends Inc. 080012 07/19/2006
Drives Memory Modules c,d
160.03 Gigabytes Usable Hard Drive Capacity
151.23 Gigabytes Hard Drive Free Space

GI1705S MIP608W SCSI CdRom Device [CD-ROM drive]
SONY DVD RW DRU-830A [CD-ROM drive]
3.5" format removeable media [Floppy drive]

WDC WD1600JB-00REA0 [Hard drive] (160.04 GB) -- drive 0, s/n WD-WCANM7933435, rev 20.00K20, SMART Status: Healthy 2048 Megabytes Installed Memory

Slot 'DIMM0' has 1024 MB (serial number SerNum0)
Slot 'DIMM1' has 1024 MB
Local Drive Volumes

c: (NTFS on drive 0) 160.03 GB 151.23 GB free

Standard floppy disk controller
Primary IDE Channel [Controller] (2x)
Secondary IDE Channel [Controller] (2x)
VIA Bus Master IDE Controller - 0571
VIA Serial ATA Controller - 3149 NVIDIA GeForce 6200 [Display adapter]
ViewSonic VG2030wm [Monitor] (20.0"vis, s/n QCC0641A3615, October 2006)
Bus Adapters Multimedia
SCSI/RAID Host Controller
VIA Rev 5 or later USB Universal Host Controller (4x)
VIA USB Enhanced Host Controller C-Media USB Sound Device
Communications Other Devices

Belkin N1 Wireless Desktop Card

HID-compliant consumer control device (3x)
HID-compliant device (2x)
USB Human Interface Device (5x)
HID Keyboard Device
Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
Logitech HID-compliant Cordless Mouse
USB Composite Device (3x)
USB Root Hub (5x)

 

[d3xg712]

motherboard p4m800pro
i believe

e6300

PNY 2GB (2 X 1GB) Kit PC2-5300 667MHz DDR2 Desktop Memory


video card is
PNY GeForce 6200 256MB Graphics Card

western digitial 160gb

sony dvd+/- rw 18x
antec sonata II (psu included)

 

[d3xg712]

Mainboard : ECS P4M800PRO-M
Chipset : Standard Host Bridge
Processor : Intel Core 2 Duo E6300 @ 1866 MHz
Physical Memory : 2048 MB (2 x 1024 DDR2-SDRAM )
Video Card : Nvidia Corp GeForce 6200
Hard Disk : WDC (160 GB)
DVD-Rom Drive : SONY DVD RW DRU-830A
DVD-Rom Drive : GI1705S MIP608W SCSI CdRom Device
Monitor Type : ViewSonic VG2030wm - 20 inchs
Network Card : Atheros Communications Inc Atheros Communications Inc
Network Card : VT82C570 MV IDE Controller VT6102 Rhine II Fast Ethernet Adapter
Operating System : Microsoft Windows XP Home Edition 5.01.2600 Service Pack 2
DirectX : Version 9.0c

 

[waleedhk]

run some spyware, trojan scan and do some antivirus scan too..