This is a nice helper for Rails / Bootstrap error messages. See the difference below:

*Before*
![screen shot 2014-04-02 at 1 40 16 am](https://cloud.githubusercontent.com/assets/463175/2587722/61fbea26-ba29-11e3-8591-9bf64e01fcb3.png)

*After*
![screen shot 2014-04-02 at 1 41 46 am](https://cloud.githubusercontent.com/assets/463175/2587726/8405a580-ba29-11e3-9348-34786a0629b1.png)