Facebook bubble too wide

Hi,

Digg Digg Alternative works perfectly on my website, but since two days the Facebook bubble is wider than the floating DDA-bar. You can see that at http://www.essenistkeingift.de in a widescreen browser window on the left.

Any idea how to avoid this optical bug?

http://ww.wp.xz.cn/plugins/aas-digg-digg-alternative/