WINXP进入欢迎界面后，出现蓝天白云的桌面，之后就什么都没有，我的电脑，我的文档，回收站等等，什么都没有，只有一个背景图片，请大家帮忙看看是什么问题？
Logfile of HijackThis v1.99.1
Scan saved at 23:40:34, on 2006-7-17
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:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\taskmgr.exe
C:\Program Files\Eset\nod32krn.exe
C:\Program Files\Eset\nod32kui.exe
C:\WINDOWS\VM_STI.EXE
C:\WINDOWS\system32\ctfmon.exe
F:\WomSetup\WomSetup\Womcc.exe
F:\安全相关\ha_hijackthis_1991\HijackThis.exe
R3 - URLSearchHook: bho Class - {ED8DFC5C-10EF-45AB-9DC2-0639AFF5A270} - C:\PROGRA~1\COMMON~1\Wnwb\wnwbio.dll
O2 - BHO: IDM Helper - {0055C089-8582-441B-A0BF-17B458C2A3A8} - C:\Program Files\Internet Download Manager\IDMIECC.dll
O2 - BHO: update wnwb - {ED8DFC5C-10EF-45AB-9DC2-0639AFF5A270} - C:\PROGRA~1\COMMON~1\Wnwb\wnwbio.dll
O3 - Toolbar: BitComet工具栏 - {3F1ABCDB-A875-46c1-8345-B72A4567E486} - C:\Program Files\BitComet\BitCometBar\BitCometBar0.6.dll
O4 - HKLM\..\Run: [nod32kui] "C:\Program Files\Eset\nod32kui.exe" /WAITSERVICE
O4 - HKLM\..\Run: [BigDogPath] C:\WINDOWS\VM_STI.EXE USB PC Camera 301P
O4 - HKLM\..\RunOnce: [WIAWizardMenu] RUNDLL32.EXE C:\WINDOWS\system32\sti_ci.dll,WiaCreateWizardMenu
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O8 - Extra context menu item: 使用 IDM 下载 - C:\Program Files\Internet Download Manager\IEExt.htm
O8 - Extra context menu item: 使用 IDM 下载所有链接 - C:\Program Files\Internet Download Manager\IEGetAll.htm
O8 - Extra context menu item: 导出到 Microsoft Office Excel(&X) - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O10 - Unknown file in Winsock LSP: c:\windows\system32\idmmbc.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\idmmbc.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\idmmbc.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\idmmbc.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\idmmbc.dll
O23 - Service: NOD32 Kernel Service (NOD32krn) - Eset - C:\Program Files\Eset\nod32krn.exe
