Fixes for the "Mot Like This" widget.

#5394 

This PR is for addressing the comments in the issue above:
![selection_037](https://f.cloud.github.com/assets/4497748/2522253/a253e44c-b4bc-11e3-857d-e20706741423.png)

Todo-
- Address https://github.com/openscholar/openscholar/issues/5394#issuecomment-38570342