Here is a Quick demo - Not so great but just to demonstrate the concept of Link/URL based navigation for HTML5 Video.Imagine you have 1 Hour video. One has to watch it fully in order to all details. But what about a person who just want to view 10 minute.
So now you can create a TOC - table to content - for HTML5 video lecture. user can jump to any section by clicking on links. Here is the most basic demo.
I am sorry that I dont have good CSS because ( I am lazy and I like the concept call KISS) http://code.narendrasisodiya.com/Link-Based-Navigation-for-HTML5-Video/1/#
By- Narendra Sisodiya