Problems displaying the Floating Social plugin

I use the Brazilian Portuguese language. The buttons appear incomplete.
Please, you can see here:

https://lh5.googleusercontent.com/-OtB_iQzcKoc/UgFzENI7lLI/AAAAAAABexA/gUsUG547JYc/w1087-h490-no/2013-08-06_19-02-56.jpg

How can I fix this?

Thank you very much!

Joao Cesar