Solved the problem!

FROM : Matthew Weinstein
DATE : Sun May 01 17:28:28 2005

Well, solved my own problem with just a few more minutes digging around
cocoabrowser:

The answer is: NSViewFrameDidChangeNotification
Matthew Weinstein
Associate Professor of Science Education
Kent State University
404 J White Hall
Kent, OH 44242

<email_removed>
330 672-0653