setAsClosed = function (pane) {
		if (!$Rs[pane]) return; // handles not initialized yet!
		var
			$P		= $Ps[pane]
		,	$R		= $Rs[pane]
		,	$T		= $Ts[pane]
		,	o		= options[pane]
		,	s		= state[pane]
		,	side	= _c[pane].side
		,	rClass	= o.resizerClass
		,	tClass	= o.togglerClass
		,	_pane	= "-"+ pane // used for classNames
		,	_open	= "-open"
		,	_sliding= "-sliding"
		,	_closed	= "-closed"
		;
		$R
			.css(side, sC.inset[side]) // move the resizer
			.removeClass( rClass+_open +" "+ rClass+_pane+_open )
			.removeClass( rClass+_sliding +" "+ rClass+_pane+_sliding )
			.addClass( rClass+_closed +" "+ rClass+_pane+_closed )
		;
		// handle already-hidden panes in case called by swap() or a similar method 
		if (s.isHidden) $R.hide(); // hide resizer-bar 

		// DISABLE 'resizing' when closed - do this BEFORE bindStartSlidingEvents?
		if (o.resizable && $.layout.plugins.draggable)
			$R
				.draggable("disable")
				.removeClass("ui-state-disabled") // do NOT apply disabled styling - not suitable here
				.css("cursor", "default")
				.attr("title","")
			;

		// if pane has a toggler button, adjust that too
		if ($T) {
			$T
				.removeClass( tClass+_open +" "+ tClass+_pane+_open )
				.addClass( tClass+_closed +" "+ tClass+_pane+_closed )
				.attr("title", o.tips.Open) // may be blank
			;
			// toggler-content - if exists
			$T.children(".content-open").hide();
			$T.children(".content-closed").css("display","block");
		}

		// sync any 'pin buttons'
		syncPinBtns(pane, false);

		if (state.initialized) {
			// resize 'length' and position togglers for adjacent panes
			sizeHandles();
		}
	}
@param {string}	pane	The pane just closed, ie: north, south, east, or west