Can you insert videos in HTML5?
HTML5 video
The HTML5 specification introduced the video element for the purpose of playing videos,[1] partially replacing the object element. HTML5 video is intended by its creators to become the new standard way to show video on the web, instead of the previous de facto standard of using the proprietary Adobe Flash plugin, though early adoption was hampered by lack of agreement as to which video coding formats and audio coding formats should be supported in web browsers.
HTML
HTML5 does not define a DTD; therefore, in HTML5 the doctype declaration is simpler and shorter: