Youtube helper method

gistfile1.txt

def youtube_embed(youtube_url, x, y)
	if youtube_url[/youtu\.be\/([^\?]*)/]
	               youtube_id = $1
	              else
	              youtube_url[/^.*((v\/)|(embed\/)|(watch\?))\??v?=?([^\&\?]*).*/]
	  youtube_id = $5
	end
	
	%Q{<iframe title="YouTube video player" width=#{x} height=#{y} src="http://www.youtube.com/embed/#{ youtube_id }" frameborder="0" allowfullscreen></iframe>}
  end