Now you too can target an ad on a YouTube video with more precision than ever before.

Via YouTube/Google “Videotargeting” you can suggest videos based on keywords (like humor or entertainment), viewer demographics (age and gender), interest-based categories or some combination of the three. Read more on the YouTube Blog or Mashable.

Says Google/YouTube: Our goal is to create an easy-to-use, self-service targeting tool for any advertiser who wants to run ads on YouTube. As this first version is in beta (and is being updated every day), it’s missing a few features, as well as content from some of our partners — like those who sell their own ads, for example.