Commercial: fix styling of article's badge

### Before

![screen shot 2014-06-10 at 11 25 18](https://cloud.githubusercontent.com/assets/74132/3228677/9cc8e6fe-f089-11e3-950a-ed8c68c8266d.png)

### After

![screen shot 2014-06-10 at 11 25 22](https://cloud.githubusercontent.com/assets/74132/3228680/a0f2450e-f089-11e3-97c3-5c8471fa8a1a.png)