As I am sure you are aware, if you post anything referencing 'http://' on a page using SSL, Internet Explorer will display a wonderful little message to your clients basically telling them you are trying to destroy their lives with your evil insecure page.
In order to avoid mass panic, there is a simple way to fix this problem on your server.
Just add the following lines to your sites .htaccess file :
RewriteEngine On RewriteRule ^youtube/(.*)$ http://www.youtube.com/$1 [L]
Now you can reference youtube videos like this:
Just a quick FYI, this method will only work on an apache server with mod_rewrite enabled.
