Did you recently uninstall Norton - some of the items below seem to related to that product? You may want to run the following procedures:
PC Hell: How to Uninstall Norton
SELECT HijackThis FIX ITEMS: Scan with HijackThis and place a check next to these items:
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: NCO 2.0 IE BHO - {602ADB0E-4AFF-4217-8AA1-95DAC4DFA408} - (no file)
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O3 - Toolbar: (no name) - {7FEBEFE3-6B19-4349-98D2-FFB09D4B49CA} - (no file)
O3 - Toolbar: (no name) - {65FDCE92-5922-48F2-A5E7-A1981975D160} - (no file)
Make sure that all browser windows and internet links are closed, even this one!
CLICK ’FIX CHECKED’ with HijackThis.
Let us know if you are having any further issues.