Does anybody know the dimensions of this trackpad? I've been looking for a way to accomplish something like the image below with 2-finger scrolling (either abov

Does anybody know the dimensions of this trackpad? I've been looking for a way to accomplish something like the image below with 2-finger scrolling (either above or below the thumbkeys) on my Kinesis Advantage: http://www.flickr.com/photos/robert-p/4408732537/ http://www.flickr.com/photos/robert-p/4408732537/