There are two tags that are used to embed multimedia files in web pages <object> and <embed>. The <embed> tag was introduced by Netscape to enable files that require plug-ins to view within a web page.
The Flash author tool that you will use to create your flash video can produce the HTML to embed your movies within a page for you, but It is code to know how to create it manually as well. Here’s a template for embedding a Flash movie.