Where can i download multimedia controller for my pc?

here is my system summary


OS Name Microsoft Windows XP Professional


Version 5.1.2600 Service Pack 2 Build 2600


OS Manufacturer Microsoft Corporation


System Manufacturer VIA Technologies, Inc.


System Model P4M266A-8235


System Type X86-based PC


Processor x86 Family 15 Model 1 Stepping 3 GenuineIntel ~1697 Mhz


BIOS Version/Date Phoenix Technologies, LTD 6.00 PG, 5/25/2004


SMBIOS Version 2.2


Windows Directory C:\WINDOWS


System Directory C:\WINDOWS\system32


Boot Device \Device\HarddiskVolume1


Locale United States


Hardware Abstraction Layer Version = "5.1.2600.2562 (xpsp.040919-1030)"


Time Zone Pacific Daylight Time


Total Physical Memory 256.00 MB


Available Physical Memory 38.00 MB


Total Virtual Memory 2.00 GB


Available Virtual Memory 1.96 GB


Page File Space 546.61 MB


Page File C:\pagefile.sys

Where can i download multimedia controller for my pc?
windows updates/catalog media player real player what do you want