Trying just to insert link to an flv file: Click here for video WON'T WORK! (unless you have a special player installed on your machine that plays flv files standalone, which most people don't have!)
Inserting it via dreamweaver: WILL WORK!
Most people let youtube do all the work for them but you can actually put flv movies in your page, you just have to do it with dreamweaver to get the correct HTML codes! You need to do: