Advertisements are the technique that is used by many companies sometime it is useful but some use it for their cruel deeds. Adware is type of viruses that generated pop-up ads and infect your PC. For more info: http://www.removepcthreats.com
WEBSTARTS.BIZ is a typical home page hijacker that uses unknown search engine. It can replace your start-up page and open new tab pages on the browser affected by this unwanted program. If you have this hijacker on the computer then it only indicates you towards that potentially unwanted program is taking command over your browser's settings. It can make changes on your default set search engine provider with its own web pages due to ads that it will display on the search results also.
Implementing Distributed Internet Security using a Firewall Collaboration Framework ... Limit the impact of malware such as worms, viruses, and spam as well as the ...
In computers we may see some software that says it's free but come to learn that ... to think differently or afterwards, i.e. reconsider (morally, feel compunction) ...