1) the easy way:
Paste in the URL that you get from youtube or vimeo, etc.it will look something like this:
“https://www.youtube.com/watch?v=5Dna1tkY8UA”
(without the quotation marks)
the video will automatically embed itself and look like this:
2) the harder way
Switch to TEXT mode (top right)
and paste in the EMBED code that you get from youtube or vimeo, etc.
it will look something like this:
<iframe src=”http://www.youtube.com/embed/5Dna1tkY8UA?rel=0″ height=”360″ width=”480″ allowfullscreen=”” frameborder=”0″></iframe>