I'm having a weird problem... I can see google adsense and yahoo ads and such, but certain networks like tribal fusion and ads from linkshare are blocked and not shown on this pc. I tried on another pc and they do show up there. This is really strange... I already turned my firewall off to check if the firewall was blocking it, but no success... I also tried in IE, mozilla and opera, but in none of the browsers the ads show up... so it cannot be browser related. Anyone has an idea or has similar probs? Thanks.