Misalignment of Facebook & Twitter buttons

Question

The page contains two buttons, from twitter and from facebook.

What I\'m observing in Firefox 3.5.15 is:

1. While the page is loading, the buttons are more or

Answer 1

I fixed this by adding position: relative; top: 4px; to the style attribute of the facebook iframe.

So, it looks like this:

An imperfect solution, but it works.