submenu navigation was bumping text down

When a placeholder isn't very wide the subnav bumps the module text down. Screenshots of this happening are attached.

![image](https://cloud.githubusercontent.com/assets/180470/2756726/4546b742-c97b-11e3-809f-e1b12011dc35.png)

![image](https://cloud.githubusercontent.com/assets/180470/2756739/ab6d3596-c97b-11e3-8081-afe29abc584d.png)