Internet Explorer??

My friend is having problems with Internet Explorer; every time she logs onto her computer, Internet Explorer works for about 5 minutes and then stops working, as if she is not connected to the internet.

Here is her HJT log, help would be much appreciated

Logfile of HijackThis v1.98.2
Scan saved at 16:28:01, on 09/01/2005
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

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\system32\spoolsv.exe
C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S10IC2.EXE
C:\PROGRA~1\MYWEBS~1\bar\1.bin\mwsoemon.exe
C:\Program Files\WindowsSA\omniscient.exe
C:\WINDOWS\System32\jydxdlz.exe
C:\Program Files\DeskAd Service\DeskAdServ.exe
C:\Program Files\BullsEye Network\bin\bargains.exe
C:\Program Files\DeskAd Service\DeskAdKeep.exe
C:\temp\salm.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\Kontiki\bin\kontiki.exe
C:\Program Files\Common Files\EPSON\EBAPI\eEBSVC.exe
C:\Program Files\Ulead Systems\Ulead Photo Express 4.0 SE\CalCheck.exe
C:\Program Files\Common Files\EPSON\EBAPI\SAgent2.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\explorer.exe
C:\WINDOWS\System32\wuauclt.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\Windows Media Player\wmplayer.exe
C:\Program Files\Web_Rebates\WebRebates1.exe
C:\Program Files\Web_Rebates\WebRebates0.exe
C:\Documents and Settings\Default\My Documents\My Received Files\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.co.uk/
F2 - REG:system.ini: UserInit=C:\WINDOWS\System32\Userinit.exe
O2 - BHO: ZServObj Class - {00000000-C1EC-0345-6EC2-4D0300000000} - C:\WINDOWS\ZServ.dll
O2 - BHO: MyWebSearch Search Assistant BHO - {00A6FAF1-072E-44cf-8957-5838F569A31D} - C:\Program Files\MyWebSearch\SrchAstt\1.bin\MWSSRCAS.DLL
O2 - BHO: ZIBho Class - {029CA12C-89C1-46a7-A3C7-82F2F98635CB} - C:\Program Files\Kontiki\bin\bh309190.dll
O2 - BHO: mwsBar BHO - {07B18EA1-A523-4961-B6BB-170DE4475CCA} - C:\Program Files\MyWebSearch\bar\1.bin\MWSBAR.DLL
O2 - BHO: Search Relevancy - {1D7E3B41-23CE-469B-BE1B-A64B877923E1} - C:\PROGRA~1\SEARCH~1\SEARCH~2.DLL
O2 - BHO: Setup.Setup1 - {2E65A557-173C-4DE9-860B-28FC5CACA542} - C:\DOCUME~1\ALLUSE~1\APPLIC~1\Setup\Setup.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: ADP UrlCatcher Class - {F4E04583-354E-4076-BE7D-ED6A80FD66DA} - C:\WINDOWS\System32\msbe.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [EPSON Stylus C82 Series] C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S10IC2.EXE /P23 "EPSON Stylus C82 Series" /O5 "LPT1:" /M "Stylus C82"
O4 - HKLM\..\Run: [WebScan] C:\Program Files\Acceleration Software\Anti-Virus\stopsignav.exe -k
O4 - HKLM\..\Run: [eMailEncryption] C:\PROGRA~1\ACCELE~1\VELOZD~1\velozsys.exe runstart
O4 - HKLM\..\Run: [Zone Labs Client] C:\PROGRA~1\ZONELA~1\ZONEAL~1\zlclient.exe
O4 - HKLM\..\Run: [MyWebSearch Email Plugin] C:\PROGRA~1\MYWEBS~1\bar\1.bin\mwsoemon.exe
O4 - HKLM\..\Run: [eanth_system_patcher] C:\PROGRA~1\ACCELE~1\SYSTEM~1\sys_alert.exe /Startup
O4 - HKLM\..\Run: [Windows SA] C:\Program Files\WindowsSA\omniscient.exe
O4 - HKLM\..\Run: [WebRebates0] "C:\Program Files\Web_Rebates\WebRebates0.exe"
O4 - HKLM\..\Run: [dugsxzftahcba] C:\WINDOWS\System32\jydxdlz.exe
O4 - HKLM\..\Run: [DeskAd Service] C:\Program Files\DeskAd Service\DeskAdServ.exe
O4 - HKLM\..\Run: [BullsEye Network] C:\Program Files\BullsEye Network\bin\bargains.exe
O4 - HKLM\..\Run: [salm] c:\temp\salm.exe
O4 - HKLM\..\Run: [wjqdunqb] C:\WINDOWS\wjqdunqb.exe
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [cnet] "C:\Program Files\Kontiki\bin\kontiki.exe" -s cnet -q
O4 - HKCU\..\Run: [MyWebSearch Email Plugin] C:\PROGRA~1\MYWEBS~1\bar\1.bin\mwsoemon.exe
O4 - Startup: MyWebSearch Email Plugin.lnk = C:\Program Files\MyWebSearch\bar\1.bin\MWSOEMON.EXE
O4 - Global Startup: MyWebSearch Email Plugin.lnk = C:\Program Files\MyWebSearch\bar\1.bin\MWSOEMON.EXE
O4 - Global Startup: Ulead Photo Express 4.0 SE Calendar Checker .lnk = C:\Program Files\Ulead Systems\Ulead Photo Express 4.0 SE\CalCheck.exe
O8 - Extra context menu item: &Search - http://bar.mywebsearch.com/menusearch.html?p=ZNxdm41434
O8 - Extra context menu item: Get It With Kontiki - res://C:\Program Files\Kontiki\bin\bh309190.dll/201
O8 - Extra context menu item: Web Rebates - file://C:\Program Files\Web_Rebates\Sy1150\Tp1150\scri1150a.htm
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O9 - Extra 'Tools' menuitem: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O16 - DPF: {11111111-1111-1111-1111-111111113457} - file://c:\ied_s7.cab
O16 - DPF: {15AD4789-CDB4-47E1-A9DA-992EE8E6BAD6} - http://static.windupdates.com/cab/ClickYesToContinue/ie/bridge-c18.cab
O16 - DPF: {1D4DB7D2-6EC9-47A3-BD87-1E41684E07BB} - http://ak.imgfarm.com/images/nocache/funwebproducts/ei/SmileyCentralInitialSetup1.0.0.8.cab
O16 - DPF: {2119776A-F1AD-4FCD-9548-F1E1C615350C} - http://www.stop-sign.com/pub/download/stop-sign_pop.cab
O16 - DPF: {90C9629E-CD32-11D3-BBFB-00105A1F0D68} (InstallShield International Setup Player) - http://www.installengine.com/engine/isetup.cab