Credit: NewTeeVee
NewTeeVee reports (with more screenshots) that YouTube is testing a new advertising format with text ads appearing inside the player. Once clicked, the ad expands to the full screen. Compare this new format to the idea first voiced in this post last December, and also to AdBrite's execution.
A mock-up from the December post.
Earlier:
Adbrite Launches Customizable Video Player
Idea: How to Put Ads into YouTube
Follow-up: Embedding Ads into YouTube Players
