Several major improvements: Memberlist page added (planned since about beta 2), page group support added for non-JS ACL editor (oops!), and attempting to view a page for which you lack read permissions will get you logged.

.panel_wrapper div.current {
	height: 100px;
}

#width, #height {
	width: 50px;
}

#file {
	width: 250px;
}