Yeah, for me (and all of us, I suspect) it behaves as chucker said. I reported the bug to Apple here
. Obviously not a major issue, but still worth reporting, I think.
Originally Posted by Noel
Works as expected for me...
Given that the rest of the thread is about OS X's window
zoom button (the green one in the "traffic lights"), you may have misunderstood what button I meant (my fault). More clearly, I meant the buttons in Preview's Toolbar.
Edit: of course, you figured this out before I posted this...