Video online should NOT look like a TV report, with a talking head.
Angela Grant, who shoots video at the San Antonio Express-News, says there are three things that make a good video:
Here is something you "just have to see": Paraplegic Dog (Spokesman-Review)
Make sure you watch it to the end.
If you do not have a good video player on your Web site, try the JW FLV Media Player -- it's free!
See also Journalists' Toolkit: Video for more resources.
Getting started with a simple, free editing tool (like Windows Movie Maker) is better than not learning any video editing at all. Practice with editing makes you a better shooter.