Yes, there was an javascript issue breaking the remove button.
Told you coul remove the addthemall.js line. It's still present in your fresh install.
You can also redownload the latest archive and install it. It has the fix you need.
- Need help? Post the URL of the related page (eventualy as confidential info), it will help solve your issue faster.
- An error, notice or warning? report the exact message including the line number
- If you get a white page , enable error reporting and / or check your server error logs.