Getting tags string bounds using newer API

![img_3698](https://cloud.githubusercontent.com/assets/720966/4541562/c5ea3684-4e15-11e4-8ec2-e3f867af24e1.PNG)
![img_3699](https://cloud.githubusercontent.com/assets/720966/4541563/c78fa884-4e15-11e4-9c93-ad5f8e40c7c5.PNG)