In the top nav bar, click on the Videos link.
Click on the ( Menu) icon on the top right corner of the page. The menu will expand.
Then click on the dropdown that says " Forums / Blogs / Polls / Poems / Videos / etc.". It will expand.
Then click on Videos in the list of links.
You will see a list of Videos.
Click on a Video to view it.
After watching the Video, press the "Post Comment" button.
Then type in your comment and press the "Submit Comment" button.
Your comment will appear immediately under the Video.