Hi moon,
You're not able to access the internet at all?
Or just certain websites like you had mentioned in your first post?
Please re-open HijackThis and click Do a system scan only and place a check on the following :


O3 - Toolbar: (no name) - {4E7BD74F-2B8D-469E-CCB0-B130EEDBE97C} - (no file)
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O16 - DPF: {459E93B6-150E-45D5-8D4B-45C66FC035FE} (get_atlcom Class) - http://apps.corel.com/nos_dl_manager...EGetPlugin.ocx
O16 - DPF: {62CEC9E0-3811-4C36-A94E-4F7565DCD23F} (DDSC Class) - http://ntupubs-sps.student.main.ntu....ces/msddsc.cab
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://www.update.microsoft.com/micr...?1186154836484
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://www.update.microsoft.com/micr...?1186154751390
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/ge...sh/swflash.cab


Close all windows and click Fix Checked

Please download ATF Cleaner by Atribune to your desktop.

• Double-click ATF-Cleaner.exe to run the program.
• Under Main choose: Select All
• Click the Empty Selected button.

Now, please try using your browser to access the webpages.

hi Cyber Punk,
tks a lot. I didn't notice your post until today (no alert from daniweb). Unfortunately, I just tried to reinstall my WinXP SP2 yesterday. same problem, and below is the HJT log:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 10:14:07 AM, on 9/2/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Safe mode with network support

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:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - Default URLSearchHook is missing
O4 - HKLM\..\Run: [BkavFw] C:\Program Files\Bkav2006\Bkav2006.exe TASKBAR
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe

--
End of file - 1115 bytes

Pls help...