Not at all, I'm speaking of the button at the top-right corner of the document window, not the browser's one, sorry. I understand now that the horizontal displa

Not at all, I'm speaking of the button at the top-right corner of the document window, not the browser's one, sorry. I understand now that the horizontal display mode is boring for lot of people and I changed the default display to [vertical]. So you will see now a [horizontal] button at the top-right corner of the document's window, if you want to test it. And it's not so bad in a smartphone. IMHO.