unwanted under line


![untitled](https://cloud.githubusercontent.com/assets/1657877/2693984/18845dea-c3bd-11e3-92fa-5bb3b2546983.png)
Hi I have docx file get unwanted underline when covert to html
OS: win 8.1
python 2.7

source docx files:
https://drive.google.com/file/d/0B8t2xZCRH6bGNHFTdVRqdnNhOFE/edit?usp=sharing

Thank you
![Uploading image.png . . .]()