fancybox2 / fancybox causes page to to jump to the top

This can actually be done with a helper in Fancybox 2.

$('.image').fancybox({
  helpers: {
    overlay: {
      locked: false
    }
  }
});

http://davekiss.com/prevent-fancybox-from-jumping-to-the-top-of-the-page/