Hi
Fix with hijackthis these items
O2 - BHO: MSEvents Object - {CE70731D-F28D-4D81-9D61-C8EE60378401} - C:\WINDOWS\system32\khfde.dll (file missing)
O2 - BHO: (no name) - {D714A94F-123A-45CC-8F03-040BCAF82AD6} - C:\WINDOWS\Downloaded Program Files\SbCIe02a.dll (file missing)
O16 - DPF: {640B39C1-D713-464F-92C3-75BD972B95EE} - http://www.sidestep.com/get/k00719/sb02a.cab
O20 - Winlogon Notify: khfde - C:\WINDOWS\system32\khfde.dll (file missing)
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Are there any problems now ?