Reinstall Hoster in broken now repaired computer

[Mitd9922]

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System Information
I am getting a message that I cannot reinstall on original laptop. Got a bad virus that had caused me to have to completly restore to original new configuration. All recomended changes have been made.
Mark Schmid
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Time of this report: 7/3/2009, 12:20:53
Machine name: TOSHIBA-USER
Operating System: Windows XP Professional (5.1, Build 2600) Service Pack 2 (2600.xpsp_sp2_qfe.090206-1239)
Language: English (Regional Setting: English)
System Manufacturer: TOSHIBA
System Model: Satellite M105
BIOS: Ver 1.00PARTTBL0
Processor: Genuine Intel(R) CPU T2300 @ 1.66GHz (2 CPUs)
Memory: 1014MB RAM
Page File: 540MB used, 1901MB available
Windows Dir: C:\WINDOWS
DirectX Version: DirectX 9.0c (4.09.0000.0904)
DX Setup Parameters: Not found
DxDiag Version: 5.03.2600.2180 32bit Unicode