No way to know for sure because we have no idea what websites are
"certain sites", nor do we know what version of Internet Explorer you
have or what version of Windows it's running on.
Errare humanum est
> somehow i can't open certain sites, only a empty space and a small red x
> comes up on the screen,,,i try downloading adobeflashplayer(4 times),but it
> activated...can this be the reazon for the problem and if so, how can i get