As we all know, the big video on online video website is usually divided into many small pieces, even if all of them can be downloaded one by one, they are still not easy to save and manage. Fortunately, most of them are flash video formats or at least can be converted to. Therefore, we can use Andy's FLV Joiner to merge/join them into a complete video file.

FLV nano Player is known as the world's smallest flash video player, only 15 KB standalone file, no installation required.