Necesito Drivers de una placa mercury

Hola,

Formate mi disco duro y le cambie el sistema operativo de windows xp a windows 7 enterprice, pero ahora no encuentro los controladores de audio y red, ayuda porfavor, es una pc viejita y funciona bastante bien, pero necesito conectarla a internet (antes del formateo se podia).

--------[ EVEREST Ultimate Edition ]------------------------------------------------------------------------------------

Version EVEREST v5.50.2100/es
Homepage http://www.lavalys.com/
Report Type Report Wizard [ TRIAL VERSION ]
Computer NIÑOS-PC
Generator niños
Operating System Microsoft Windows 7 Enterprise 6.1.7600 (Win7 RTM)
Date 2013-03-14
Time 22:09


--------[ Summary ]-----------------------------------------------------------------------------------------------------

Computer:
Computer Type Equipo basado en ACPI x86
Operating System Microsoft Windows 7 Enterprise
OS Service Pack [ TRIAL VERSION ]
Internet Explorer 8.0.7600.16385
DirectX DirectX 11.0
Computer Name NIÑOS-PC
User Name niños
Logon Domain [ TRIAL VERSION ]
Date / Time 2013-03-14 / 22:09

Motherboard:
CPU Type Intel Pentium 4, 2800 MHz
Motherboard Name Unknown
Motherboard Chipset Intel Brookdale-G i845G
System Memory [ TRIAL VERSION ]
BIOS Type Award (03/25/04)
Communication Port Puerto de comunicaciones (COM1)
Communication Port Puerto de impresora ECP (LPT1)

Display:
Video Adapter Tarjeta grfica VGA estndar (8000 KB)
Monitor Monitor PnP genérico [NoDB] (HCGXA15105)

Storage:
IDE Controller Controladora de almacenamiento 24CB de Intel(R) 82801DB Ultra ATA
Floppy Drive Unidad de disquete
Disk Drive Kingston DataTraveler 2.0 USB Device
Disk Drive WDC WD800BB-22JHA0 ATA Device
Optical Drive ATAPI iHAP222 9 ATA Device
SMART Hard Disks Status Unknown

Partitions:
C: (NTFS) [ TRIAL VERSION ]
Total Size [ TRIAL VERSION ]

Input:
Keyboard Teclado PS/2 estándar
Mouse Mouse compatible con HID

Network:
Primary IP Address [ TRIAL VERSION ]
Primary MAC Address 00-00-00-00-00-00

Peripherals:
Printer Fax
Printer Microsoft XPS Document Writer
USB Device Dispositivo de almacenamiento USB
USB Device Dispositivo de entrada USB

DMI:
DMI BIOS Vendor Phoenix Technologies, LTD
DMI BIOS Version 6.00 PG
DMI System Manufacturer
DMI System Product
DMI System Version
DMI System Serial Number [ TRIAL VERSION ]
DMI Motherboard Manufacturer
DMI Motherboard Product 845GL-W83637F
DMI Motherboard Version
DMI Motherboard Serial Number [ TRIAL VERSION ]
DMI Chassis Manufacturer
DMI Chassis Version
DMI Chassis Serial Number [ TRIAL VERSION ]
DMI Chassis Asset Tag [ TRIAL VERSION ]
DMI Chassis Type Desktop Case
DMI Total / Free Memory Sockets 2 / 0


--------[ DMI ]---------------------------------------------------------------------------------------------------------

[ BIOS ]

BIOS Properties:
Vendor Phoenix Technologies, LTD
Version 6.00 PG
Release Date 03/25/2004
Size 512 KB
Boot Devices Floppy Disk, Hard Disk, CD-ROM, ATAPI ZIP, LS-120
Capabilities Flash BIOS, Shadow BIOS, Selectable Boot, EDD
Supported Standards DMI, APM, ACPI, PnP
Expansion Capabilities ISA, PCI, AGP, USB

[ System ]

System Properties:
Serial Number [ TRIAL VERSION ]
Wake-Up Type Power Switch

[ Motherboard ]

Motherboard Properties:
Product 845GL-W83637F
Serial Number [ TRIAL VERSION ]