Problém google

bonjour

j'ai un petit probléme pour me connecter sur le moteur de recherche.

chez moi sa fonctionnent bien mais chez mon oncle il y a ce message :

Are you looking for a search engine?
If you are seeing this page, it is because you have downloaded a malicious program that is keeping you from visiting the page you intended.

Please visit the following URL for information on fixing this problem:

http://www.tweakxp.com/forum/forum_posts.asp?TID=3367

que dois-je faire svp

merci

@+