This used to work, so I'm guessing it's some little upgrade error/bug. It works fine in IE and Chrome. This:



Page is here: http://gergs.net/

Code in theme "Header Area" box is this:

%logo %pages

<div style="z-index: 4; position: relative; float: right; width: auto; margin-right: 200px; margin-top: -73px;">
<a href="https://twitter.com/Gergyl?ref_src=twsrc%5Etfw" class="twitter-follow-button" data-show-count="false" target="_blank">Follow @Gergyl</a>
<script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>
</div>

%image

G.

Nothing to do with Atahualpa (or any theme) or WP, it is a FireFox feature.

That is part of FireFox's 'tracking protection' in it's latest release. If you look just before the URL in the address bar, you will see a little shield icon. If you press that you can remove the tracking protection and the icon will reshow.