Directx

Bonjour,
je suis completement perdue j ai installe andy recovry afin d enlever la version directx 9.0c et de le reinstalle et depuis je ne peux plus executer dxdiag "introuvable" et je ne sais pas comment faire pour le reinstaller ou doit il se placer???
en faisant rechercher j ai DXDIAG.EXE-1CAE0214.pf dans c windows prefetch dxdiag.exe dans c windows service pack files i386!!!! voici ce que j ai lorsque j ouvre dxdiag dans le packfiles i386. merci par avance
System Information
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Time of this report: 6/28/2008, 11:25:45
Machine name: ISA-E76088168AB
Operating System: Windows XP Home Edition (5.1, Build 2600) Service Pack 3 (2600.xpsp.080413-2111)
Language: French (Regional Setting: French)
System Manufacturer: System manufacturer
System Model: System Product Name
BIOS: BIOS Date: 09/11/06 09:57:47 Ver: 08.00.10
Processor: Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz (2 CPUs)
Memory: 1024MB RAM
Page File: 437MB used, 2024MB available
Windows Dir: C:\WINDOWS
DirectX Version: Not found
DX Setup Parameters: Not found
DxDiag Version: 5.03.2600.5512 32bit Unicode

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DxDiag Notes
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DirectX Files Tab: Several files (dpmodemx.dll, dplaysvr.exe, joy.cpl) are missing! Several files (ddraw.dll, dplayx.dll, dpwsockx.dll, etc.) are old versions, which could cause problems.
Display Tab 1: No problems found. Direct3D functionality not available. You should verify that the driver is a final version from the hardware manufacturer.
Music Tab: No DirectMusic ports were found.
Input Tab: No problems found.
Network Tab: The registry information for the service provider 'Internet TCP/IP Connection For DirectPlay' is missing or damaged. You should reinstall DirectX. The registry information for the service provider 'IPX Connection For DirectPlay' is missing or damaged. You should reinstall DirectX. The registry information for the service provider 'Modem Connection For DirectPlay' is missing or damaged. You should reinstall DirectX. The registry information for the service provider 'Serial Connection For DirectPlay' is missing or damaged. You should reinstall DirectX.

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DirectX Debug Levels
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Direct3D: 0/4 (n/a)
DirectDraw: 0/4 (retail)
DirectInput: 0/5 (n/a)
DirectMusic: 0/5 (n/a)
DirectPlay: 0/9 (retail)
DirectSound: 0/5 (retail)
DirectShow: 0/6 (retail)

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Display Devices
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Card name: NVIDIA GeForce 7300 GS
Manufacturer: NVIDIA
Chip type: GeForce 7300 GS
DAC type: Integrated RAMDAC
Device Key: Enum\PCI\VEN_10DE&DEV_01DF&SUBSYS_81F31043&REV_A1
Display Memory: 512.0 MB
Current Mode: 1024 x 768 (32 bit) (75Hz)
Monitor: Écran Plug-and-Play
Monitor Max Res: 1600,1200
Driver Name: nv4_disp.dll
Driver Version: 6.14.0011.7516 (English)
DDI Version:
Driver Attributes: Final Retail
Driver Date/Size: 5/3/2008 05:46:00, 6108160 bytes
WHQL Logo'd: n/a
WHQL Date Stamp: n/a
VDD: n/a
Mini VDD: nv4_mini.sys
Mini VDD Date: 5/3/2008 05:46:00, 6554496 bytes
Device Identifier: n/a
Vendor ID: n/a
Device ID: n/a
SubSys ID: n/a
Revision ID: n/a
Revision ID: n/a
Video Accel:
Deinterlace Caps: n/a
Registry: OK
DDraw Status: Enabled
D3D Status: Not Available
AGP Status: Enabled
DDraw Test Result: Not run
D3D7 Test Result: Not run
D3D8 Test Result: Not run
D3D9 Test Result: Not run

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Sound Devices
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Sound Capture Devices
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DirectInput Devices
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Device Name: Souris
Attached: 1
Controller ID: n/a
Vendor/Product ID: n/a
FF Driver: n/a

Device Name: Clavier
Attached: 1
Controller ID: n/a
Vendor/Product ID: n/a
FF Driver: n/a

Poll w/ Interrupt: No
Registry: OK

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USB Devices
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+ Concentrateur USB racine
| Vendor/Product ID: 0x8086, 0x27CB
| Matching Device ID: usb\root_hub
| Service: usbhub
| Driver: usbhub.sys, 4/13/2008 20:45:37, 59520 bytes
| Driver: usbd.sys, 3/2/2006 14:00:00, 4736 bytes

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Gameport Devices
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