Guide to get rid of Virusburst:http://www.bleepingcomputer.com/forums/t/63896/how-to-remove-virusburst-removal-instructions/
Guide to keep the third party cookies listed in your Ewido log from installing on your computer:
How to block third party cookies in Internet Explorer:
Click start/control panel/double click Internet Options/click privacy tab/click advanced/check override automatic cookie handling/uncheck always allow session cookies/select block third-party cookies/click OK
Third-party cookies track your use of the Internet for advertising purposes. That is why they are considered adware/spyware.
In Firefox click on tools/click options/choose cookie tab/check allow sites to set cookies/check for the originating site only/in keep cookies window choose ask me every time (this will allow you to decide whether to accept first party cookies or not on the site you are viewing. Firefox will remember what you chose when you next visit the same site.)