Me choosing not to download parts of a webpage isn't piracy, it's me choosing not to download certain parts of a web page. Nobody has any right to force data I don't want onto my computer except me.

Subsequently, the owner of the website also has the right to not serve you parts of a web page. It's a two-way street mate. This argument that a service provider is obligated to give you everything you want without any conditions simply does not stand up to any real scrutiny.