fix: display progress bar for anxiety properly

![screen shot 2013-08-09 at 11 13 05 am](https://f.cloud.github.com/assets/331004/938813/3dd68ae8-0106-11e3-8c71-378ca424359f.png)

![screen shot 2013-08-09 at 11 14 31 am](https://f.cloud.github.com/assets/331004/938822/6c41b678-0106-11e3-96b6-c793553adaec.png)