I suspect this is because of the addthis social services. Will dig into this later! Edit: my Ghostery reveals just that: Addthis and Google Analytics. I could

I suspect this is because of the addthis social services. Will dig into this later! Edit: my Ghostery reveals just that: Addthis and Google Analytics. I could perhaps replace Addthis with just a Twitter/Facebook social button, but I liked the layout of the Addthis buttons.