Unable to access websites

[Mark]

I am able to connect to the internet and access my
homepage. However, when I type a web address in the
address bar, the computer defaults to a search engine
website. This happens everytime, no matter what website I
am trying to reach. Can anyone help.

 

[BobC]

I am able to connect to the internet and access my
homepage. However, when I type a web address in the
address bar, the computer defaults to a search engine
website. This happens everytime, no matter what website I
am trying to reach. Can anyone help.

You likely have the qhosts virus. See
http://securityresponse.symantec.com/avcenter/venc/data/trojan.qhosts.html