Go to add\remove programs and remove anything to do with Viewpoint.
Run Hijackthis and select "Do a system scan only", place a check by the following entries.
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://ie.redirect.hp.com/svs/rdr?TY... on&pf=laptop
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://ie.redirect.hp.com/svs/rdr?TY... on&pf=laptop
O2 - BHO: Viewpoint Toolbar BHO - {A7327C09-B521-4EDB-8509-7D2660C9EC98} - C:\Program Files\Viewpoint\Viewpoint Toolbar\ViewBarBHO.dll
O2 - BHO: (no name) - {E00D2FC9-CC50-E2D3-28E7-C09EFE6D50C5} - C:\WINDOWS\system32\fkzjchkl.dll
O3 - Toolbar: Viewpoint Toolbar - {F8AD5AA5-D966-4667-9DAF-2561D68B2012} - C:\Program Files\Viewpoint\Viewpoint Toolbar\ViewBar.dll
O4 - HKLM\..\Run: [ViewMgr] C:\Program Files\Viewpoint\Viewpoint Manager\ViewMgr.exe
O4 - HKLM\..\Run: [spjrvb] c:\windows\system32\nxiuwiv.exe
O14 - IERESET.INF: START_PAGE_URL=http://ie.redirect.hp.com/svs/rdr?TYPE=3&tp=iehome&locale=EN_US&c=Q304&bd=pavili on&pf=laptop
Close all open windows and browsers, and hit "Fix Checked".
Delete this file.
c:\windows\system32\
nxiuwiv.exe
Then reboot and post a new Hijackthis log.