Layers – Overlaying Information On Top of any Web Page
http://www.Layers.com/

Layers is a new service that enables you to speak your mind, overlaying videos, images and texts on top of any web page, and then to share it with anyone you want. Everybody can join layers.com. You can leave your footprint on top of any webpage and share it with your friends or the whole world. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog. This has been added to World Wide Web Reference Subject Tracer™ Informnation Blog.