toolbar indicates if there should be toolbar in the popup. The toolbar is the bar at the top of the window with buttons for going forward, back, home, and other major navigational tasks. By default the toolbar is not in the popup. To set a popup to have a toolbar set
So, for example, this
open() command in the
popup script creates a popup with a toolbar:
window.open(href, windowname, 'width=400,height=150,toolbar=yes,scrollbars=yes');
which gives us this popup.