怎么没人帮我啊

近来复制和发送U盘文件,结果,打开后却不能显出任何一个文字,字节数却是不少
在U盘中打开以前的文件,却还行,不知道是什么问题
我的系统是XP,刚装的,附日志
Logfile of HijackThis v1.99.1
Scan saved at 9:01:55, on 2006-9-15
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Rising\Rav\CCenter.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Rising\Rav\Ravmond.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Rising\Rav\RavTask.exe
C:\WINDOWS\system32\CTFMON.EXE
C:\Program Files\Rising\Rav\Ravmon.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\explorer.exe
C:\WINDOWS\system32\conime.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\new\LOCALS~1\Temp\Rar$EX00.906\HijackThis.exe

O4 - HKLM\..\Run: [RavTask] "C:\Program Files\Rising\Rav\RavTask.exe" -system
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O8 - Extra context menu item: 导出到 Microsoft Office Excel(&X) - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: 微软 - {6096E38F-5AC1-4391-8EC4-75DFA92FB32F} - http://www.microsoft.com/china/index.htm (file missing)
O17 - HKLM\System\CCS\Services\Tcpip\..\{2133723E-1BBA-47BB-982B-690657999F99}: NameServer = 202.102.192.68
O17 - HKLM\System\CS1\Services\Tcpip\..\{2133723E-1BBA-47BB-982B-690657999F99}: NameServer = 202.102.192.68
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rav\CCenter.exe
O23 - Service: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rav\Ravmond.exe
最后编辑2006-09-15 17:22:19.733000000