I have another post titled: Edit Buttons No Longer Work?
Shorcoder worked fine for me under WP 3.4.1 until recently when I think shortcoder was upgraded? I thought I saw an update but could easily be wrong LOL... Anyways here's what I got for errors in my CTRL-SHIFT-J in Chrome if it helps...
The "fb-root" div has not been created, auto-creating connect.facebook.net/en_US/all.js:49
Uncaught TypeError: Object [object Object] has no method 'livequery' jquery.collapse.js:28