У вашего броузера проблема в совместимости с HTML5
You can connect and autoshare videos from your Youtube channel on your Facebook or Twitter profiles.
But inccase you want to connect and autoshare your youtube channel activities on your facebook page, there is no way to do that without involving a third party application.
There is an app now on Facebook called "Cueler YouTube" that allows you to connect and share your youtube channel activities. It will automatically make a post on the wall of your Facebook page whenever there is a new video in the channel.
Log in to the account that manages the Facebook page.
Search for the app or use the link: http://www.facebook.com/apps/application.php?id=162891010412392&v=info.
Click install
Select the page you want to connect the youtube channel to
This adds a tab called ‘YouTube Videos’ to your page.
Click on the tab and choose ‘Configure’
Enter your youtube channel username In the space provided.
Click on save and go back to your page.