slow computer, and speakers sound not up to par

hi..im new here...and i have been having problem with my laptop speakers...also slow computer.... my laptop speakers is not loud as usual...and sometimes it works when i plug it to a external speaker and sometimes not. i have noticed then after installing some program like months ago. i am not sure what it is , and i dont know how to fix it...

here is my HJT scan...

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 6:45:00 PM, on 8/6/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Normal

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:\Program Files\Lavasoft\Ad-Aware\aawservice.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
C:\PROGRA~1\AVG\AVG8\avgwdsvc.exe
C:\WINDOWS\system32\igfxtray.exe
C:\WINDOWS\system32\hkcmd.exe
C:\WINDOWS\system32\igfxpers.exe
C:\WINDOWS\RTHDCPL.EXE
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\BroadJump\Client Foundation\CFD.exe
C:\Program Files\Java\jre1.6.0_03\bin\jusched.exe
C:\Program Files\Athan\Athan.exe
C:\WINDOWS\AGRSMMSG.exe
C:\PROGRA~1\AVG\AVG8\avgtray.exe
C:\Program Files\VoipCheapCom\VoipCheapCom.exe
C:\PROGRA~1\AVG\AVG8\avgrsx.exe
C:\DOCUME~1\Owner\LOCALS~1\Temp\RtkBtMnt.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\MSN Messenger\usnsvc.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://g.msn.co.uk/0SEENGB/SAOS01?FORM=TOOLBR
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://g.msn.co.uk/0SEENGB/SAOS01?FORM=TOOLBR
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.virginmedia.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://g.msn.co.uk/0SEENGB/SAOS01?FORM=TOOLBR
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: WormRadar.com IESiteBlocker.NavFilter - {3CA2F312-6F6E-4B53-A66E-4E65E497C8C0} - C:\Program Files\AVG\AVG8\avgssie.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_03\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: AVG Security Toolbar - {A057A204-BACC-4D26-9990-79A187E2698E} - C:\PROGRA~1\AVG\AVG8\AVGTOO~1.DLL
O2 - BHO: Windows Live Toolbar Helper - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\Windows Live Toolbar\msntb.dll
O3 - Toolbar: Windows Live Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\Windows Live Toolbar\msntb.dll
O3 - Toolbar: AVG Security Toolbar - {A057A204-BACC-4D26-9990-79A187E2698E} - C:\PROGRA~1\AVG\AVG8\AVGTOO~1.DLL
O4 - HKLM\..\Run: [SkyTel] SkyTel.EXE
O4 - HKLM\..\Run: [AzMixerSel] C:\Program Files\Realtek\InstallShield\AzMixerSel.exe
O4 - HKLM\..\Run: [igfxtray] C:\WINDOWS\system32\igfxtray.exe
O4 - HKLM\..\Run: [igfxhkcmd] C:\WINDOWS\system32\hkcmd.exe
O4 - HKLM\..\Run: [igfxpers] C:\WINDOWS\system32\igfxpers.exe
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [BJCFD] C:\Program Files\BroadJump\Client Foundation\CFD.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_03\bin\jusched.exe"
O4 - HKLM\..\Run: [Athan] C:\Program Files\Athan\Athan.exe
O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe
O4 - HKLM\..\Run: [AVG8_TRAY] C:\PROGRA~1\AVG\AVG8\avgtray.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [VoipCheapCom] "C:\Program Files\VoipCheapCom\VoipCheapCom.exe" -nosplash -minimized
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O8 - Extra context menu item: &Windows Live Search - res://C:\Program Files\Windows Live Toolbar\msntb.dll/search.htm
O8 - Extra context menu item: Add to Windows &Live Favorites - http://favorites.live.com/quickadd.aspx
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Open in new background tab - res://C:\Program Files\Windows Live Toolbar\Components\en-gb\msntabres.dll.mui/229?fd5508eac5274cb6a41b5cdabfd9cdec
O8 - Extra context menu item: Open in new foreground tab - res://C:\Program Files\Windows Live Toolbar\Components\en-gb\msntabres.dll.mui/230?fd5508eac5274cb6a41b5cdabfd9cdec
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_03\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_03\bin\ssv.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
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
O18 - Protocol: linkscanner - {F274614C-63F8-47D5-A4D1-FBDDE494F8D1} - C:\Program Files\AVG\AVG8\avgpp.dll
O20 - AppInit_DLLs: avgrsstx.dll
O23 - Service: Lavasoft Ad-Aware Service (aawservice) - Lavasoft - C:\Program Files\Lavasoft\Ad-Aware\aawservice.exe
O23 - Service: Apple Mobile Device - Apple, Inc. - C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: AVG Free8 WatchDog (avg8wd) - AVG Technologies CZ, s.r.o. - C:\PROGRA~1\AVG\AVG8\avgwdsvc.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\1150\Intel 32\IDriverT.exe
O23 - Service: iPod Service - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: MSCSPTISRV - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\MSCSPTISRV.exe
O23 - Service: PACSPTISVR - Unknown owner - C:\Program Files\Common Files\Sony Shared\AVLib\PACSPTISVR.exe
O23 - Service: SonicStage Back-End Service - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\SsBeSvc.exe
O23 - Service: Sony SPTI Service (SPTISRV) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\SPTISRV.exe
O23 - Service: SonicStage SCSI Service (SSScsiSV) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\SSScsiSV.exe

--
End of file - 6787 bytes

Hi norhanikhalit,
Sorry for the delay.
I don't know whether we can be of help with your audio problem or not.
We can check your system for malware. This looks kind of long, but just take it one step at a time.
Feel free to post back if you have any questions.
Please do the following:
-----------------------------------------------------------
Remove Program Using Control Panel
From Start, Settings, Control Panel or Start, Control Panel, click Add/Remove Programs.
Highlight this Entry and choose Remove :

Broadjump Client Foundation (BJCF)

Take extra care in answering questions posed by any Uninstaller. Some questions may be worded to deceive you into Keeping the program.
------------------------------------------------------------
Update your Java.
Older versions have vulnerabilities that malware can use to infect your system.
Please follow these steps to remove older versions of Java components.

Close any programs you may have running, ESPECIALLY your web browser
Click Start > Control Panel > Add/Remove Programs.
Check any item with Java Runtime Environment, JRE, J2SE, or Java Webstart in the name.
Click the Remove or Change/Remove button.
Repeat as many times as necessary to remove all installed versions of Java.
Reboot your computer

------------------------------------------------------------
Download the latest version of Java Runtime Environment(JRE), and install it to your computer. It is the 5th one down on the page, called Java Runtime Environment (JRE) 6 Update 7
Select Windows, multi-language.
Download it, choose save, and save it to your desktop.Then doubleclick it, and it will install the newest version of Java for you to use.
-----------------------------------------------------------
Download ATF Cleaner by Atribune © from here : http://www.atribune.org/ccount/click.php?id=1
It is a stand-alone program that does not need to be "installed". Save it to a convenient location and make a shortcut on your desktop.
Double-click ATF-Cleaner.exe or your shortcut to run the program.
Under Main, choose Select All
Click Empty Selected

If you use Firefox,
Click Firefox in the top bar, and choose Select All
Click on Empty Selected
NOTE: If you would like to keep any saved passwords, please click No at the prompt.

If you use Opera,
Click Opera in the top bar, and choose Select All
Click on Empty Selected
NOTE: If you would like to keep any saved passwords, please click No at the prompt.

When it tells you how much has been removed, click Exit from the Main window.
-----------------------------------------------------------
Retrieve the List of Installed programs Using HJT
Open HijackThis, click Open The Misc Tools Section. Then scroll down the list if you need to, click Open Uninstall Manager and Save List...
The List of installed programs will automatically be saved as uninstall_list.txt in your HiJackThis folder. In addition, the list opens in Notepad so you can also save as another name in another location if you wish. Please paste the contents into your next reply.
Click the "X" in the upper right corner of the HiJackThis window to close it.
-----------------------------------------------------------
Post a New HiJackThis Log
Reboot your computer. Start HijackThis
Click Do System Scan and Save a Log File.
When the Scan is complete, select the whole log (Ctrl-A), copy and paste the log contents in a reply.

So we are looking for the contents of the HiJackThis Uninstall list, and a new HiJackThis log.
askey127