Yahoo link problem!!?

Question

everytime i search for something on yahoo or google or any search engine it never takes me to where i want when i click the link it always takes me to a erotic site with differant options of the item i am searching, what is wrong and how can i fix the problem?

Answer 1

was doing that to me last week and it turned out to be a trojan virus . i had to have the hard drive wiped and to reinstall all my programs etc