One additional 'adware' item that needs to be removed:

SELECT HijackThis FIX ITEMS: Scan with HijackThis and place a check next to these items:

O16 - DPF: {FF0C042C-98E9-4C36-B2EC-E21FDFDCEF75} - http://download.redswoosh.net/Instal...sinstaller.cab

Make sure that all browser windows and internet links are closed, even this one!
CLICK ’FIX CHECKED’ with HijackThis.