Add Sub Category interface in Google TV Optimized Template 01

[Nishantha Atapattu]

I am using Google TV HTML5 template 01. I need to use another interface after category before showing the video. Here is the live link to the template I am using, http://gtv-resources.googlecode.com/svn/trunk/templates/html-01/index.html

This is the way I am looking for Categories -> Category -> Sub Category -> Items....