Go here to analyse the startup entries and the associated files:
http://www.kephyr.com/filedb/index.php ****************************************
Run entries:
{0000607D-D204-42C7-8E46-216055BF9918} not set C:\WINDOWS\mxTarget.dll HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0000607D-D204-42C7-8E46-216055BF9918}
{06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} not set C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{06849E9F-C8D7-4D59-B87D-784B7D6BE0B3}
{087173EF-9829-4F49-8340-A524177D3F60} not set C:\WINDOWS\System32\inetp60.dll HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{087173EF-9829-4F49-8340-A524177D3F60}
{1B7D753B-1981-4bd2-91F3-6D055EE113A0} not set C:\WINDOWS\System32\NDrv.dll HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1B7D753B-1981-4bd2-91F3-6D055EE113A0}
{83DE62E0-5805-11D8-9B25-00E04C60FAF2} not set C:\WINDOWS\2_0_1browserhelper2.dll HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{83DE62E0-5805-11D8-9B25-00E04C60FAF2}
{BDF3E430-B101-42AD-A544-FADC6B084872} NAV Helper C:\Program Files\Norton AntiVirus\NavShExt.dll HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{BDF3E430-B101-42AD-A544-FADC6B084872}
{E8EAEB34-F7B5-4C55-87FF-720FAF53D841} WinPage Affiliate C:\Documents and Settings\User\Local Settings\Temp\yE.dll HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{E8EAEB34-F7B5-4C55-87FF-720FAF53D841}
{2318C2B1-4965-11D4-9B18-009027A5CD4F} Error when opening a registry key, the key doesn't exist. Key: HKEY_CLASSES_ROOT\CLSID\{2318C2B1-4965-11D4-9B18-009027A5CD4F}\InprocServer32
System error message: The system cannot find the file specified.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser\{2318C2B1-4965-11D4-9B18-009027A5CD4F}
{2318C2B1-4965-11D4-9B18-009027A5CD4F} Error when opening a registry key, the key doesn't exist. Key: HKEY_CLASSES_ROOT\CLSID\{2318C2B1-4965-11D4-9B18-009027A5CD4F}\InprocServer32
System error message: The system cannot find the file specified.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Internet Explorer\Toolbar\WebBrowser\{2318C2B1-4965-11D4-9B18-009027A5CD4F}