text: /**
   * @preserve
   * jquery.layout 1.4.4
   * $Date: 2014-11-29 08:00:00 (Sat, 29 November 2014) $
   * $Rev: 1.0404 $
   *
   * Copyright (c) 2014 Kevin Dalman (http://jquery-dev.com)
   * Based on work by Fabrizio Balliano (http://www.fabrizioballiano.net)
   *
   * Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)
   * and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.
   *
   * SEE: http://layout.jquery-dev.com/LICENSE.txt
   *
   * Changelog: http://layout.jquery-dev.com/changelog.cfm
   *
   * Docs: http://layout.jquery-dev.com/documentation.html
   * Tips: http://layout.jquery-dev.com/tips.html
   * Help: http://groups.google.com/group/jquery-ui-layout
   */
  
  /* JavaDoc Info: http://code.google.com/closure/compiler/docs/js-for-compiler.html
   * {!Object}	non-nullable type (never NULL)
   * {?string}	nullable type (sometimes NULL) - default for {Object}
   * {number=}	optional parameter
   * {*}			ALL types
   */
  /*	TODO for jQ 2.x 
   *	check $.fn.disableSelection - this is in jQuery UI 1.9.x
   */
  
  // NOTE: For best readability, view with a fixed-width font and tabs equal to 4-chars
  
  ;(function ($) {
  
  // alias Math methods - used a lot!
  var	min		= Math.min
  ,	max		= Math.max
  ,	round	= Math.floor
  
  ,	isStr	=  function (v) { return $.type(v) === "string"; }
  
  	/**
  	 * @param {!Object}			Instance
  	 * @param {Array.<string>}	a_fn
  	 */
  ,	runPluginCallbacks = function (Instance, a_fn) {
  		if ($.isArray(a_fn))
  			for (var i=0, c=a_fn.length; i<c; i++) {
  				var fn = a_fn[i];
  				try {
  					if (isStr(fn)) // 'name' of a function
  						fn = eval(fn);
  					if ($.isFunction(fn))
  						g(fn)( Instance );
  				} catch (ex) {}
  			}
  		function g (f) { return f; }; // compiler hack
  	}
  ;
  
  /*
   *	GENERIC $.layout METHODS - used by all layouts
   */
  $.layout = {
  
  	version:	"1.4.4"
  ,	revision:	1.0404 // eg: ver 1.4.4 = rev 1.0404 - major(n+).minor(nn)+patch(nn+)
  
  	// $.layout.browser REPLACES $.browser
  ,	browser:	{} // set below
  
  	// *PREDEFINED* EFFECTS & DEFAULTS 
  	// MUST list effect here - OR MUST set an fxSettings option (can be an empty hash: {})
  ,	effects: {
  
  	//	Pane Open/Close Animations
  		slide: {
  			all:	{ duration:  "fast"	} // eg: duration: 1000, easing: "easeOutBounce"
  		,	north:	{ direction: "up"	}
  		,	south:	{ direction: "down"	}
  		,	east:	{ direction: "right"}
  		,	west:	{ direction: "left"	}
  		}
  	,	drop: {
  			all:	{ duration:  "slow"	}
  		,	north:	{ direction: "up"	}
  		,	south:	{ direction: "down"	}
  		,	east:	{ direction: "right"}
  		,	west:	{ direction: "left"	}
  		}
  	,	scale: {
  			all:	{ duration:	"fast"	}
  		}
  	//	these are not recommended, but can be used
  	,	blind:		{}
  	,	clip:		{}
  	,	explode:	{}
  	,	fade:		{}
  	,	fold:		{}
  	,	puff:		{}
  
  	//	Pane Resize Animations
  	,	size: {
  			all:	{ easing:	"swing"	}
  		}
  	}
  
  	// INTERNAL CONFIG DATA - DO NOT CHANGE THIS!
  ,	config: {
  		optionRootKeys:	"effects,panes,north,south,west,east,center".split(",")
  	,	allPanes:		"north,south,west,east,center".split(",")
  	,	borderPanes:	"north,south,west,east".split(",")
  	,	oppositeEdge: {
  			north:	"south"
  		,	south:	"north"
  		,	east: 	"west"
  		,	west: 	"east"
  		}
  	//	offscreen data
  	,	offscreenCSS:	{ left: "-99999px", right: "auto" } // used by hide/close if useOffscreenClose=true
  	,	offscreenReset:	"offscreenReset" // key used for data
  	//	CSS used in multiple places
  	,	hidden:		{ visibility: "hidden" }
  	,	visible:	{ visibility: "visible" }
  	//	layout element settings
  	,	resizers: {
  			cssReq: {
  				position: 	"absolute"
  			,	padding: 	0
  			,	margin: 	0
  			,	fontSize:	"1px"
  			,	textAlign:	"left"	// to counter-act "center" alignment!
  			,	overflow: 	"hidden" // prevent toggler-button from overflowing
  			//	SEE $.layout.defaults.zIndexes.resizer_normal
  			}
  		,	cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true
  				background: "#DDD"
  			,	border:		"none"
  			}
  		}
  	,	togglers: {
  			cssReq: {
  				position: 	"absolute"
  			,	display: 	"block"
  			,	padding: 	0
  			,	margin: 	0
  			,	overflow:	"hidden"
  			,	textAlign:	"center"
  			,	fontSize:	"1px"
  			,	cursor: 	"pointer"
  			,	zIndex: 	1
  			}
  		,	cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true
  				background: "#AAA"
  			}
  		}
  	,	content: {
  			cssReq: {
  				position:	"relative" /* contain floated or positioned elements */
  			}
  		,	cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true
  				overflow:	"auto"
  			,	padding:	"10px"
  			}
  		,	cssDemoPane: { // DEMO CSS - REMOVE scrolling from 'pane' when it has a content-div
  				overflow:	"hidden"
  			,	padding:	0
  			}
  		}
  	,	panes: { // defaults for ALL panes - overridden by 'per-pane settings' below
  			cssReq: {
  				position: 	"absolute"
  			,	margin:		0
  			//	$.layout.defaults.zIndexes.pane_normal
  			}
  		,	cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true
  				padding:	"10px"
  			,	background:	"#FFF"
  			,	border:		"1px solid #BBB"
  			,	overflow:	"auto"
  			}
  		}
  	,	north: {
  			side:			"top"
  		,	sizeType:		"Height"
  		,	dir:			"horz"
  		,	cssReq: {
  				top: 		0
  			,	bottom: 	"auto"
  			,	left: 		0
  			,	right: 		0
  			,	width: 		"auto"
  			//	height: 	DYNAMIC
  			}
  		}
  	,	south: {
  			side:			"bottom"
  		,	sizeType:		"Height"
  		,	dir:			"horz"
  		,	cssReq: {
  				top: 		"auto"
  			,	bottom: 	0
  			,	left: 		0
  			,	right: 		0
  			,	width: 		"auto"
  			//	height: 	DYNAMIC
  			}
  		}
  	,	east: {
  			side:			"right"
  		,	sizeType:		"Width"
  		,	dir:			"vert"
  		,	cssReq: {
  				left: 		"auto"
  			,	right: 		0
  			,	top: 		"auto" // DYNAMIC
  			,	bottom: 	"auto" // DYNAMIC
  			,	height: 	"auto"
  			//	width: 		DYNAMIC
  			}
  		}
  	,	west: {
  			side:			"left"
  		,	sizeType:		"Width"
  		,	dir:			"vert"
  		,	cssReq: {
  				left: 		0
  			,	right: 		"auto"
  			,	top: 		"auto" // DYNAMIC
  			,	bottom: 	"auto" // DYNAMIC
  			,	height: 	"auto"
  			//	width: 		DYNAMIC
  			}
  		}
  	,	center: {
  			dir:			"center"
  		,	cssReq: {
  				left: 		"auto" // DYNAMIC
  			,	right: 		"auto" // DYNAMIC
  			,	top: 		"auto" // DYNAMIC
  			,	bottom: 	"auto" // DYNAMIC
  			,	height: 	"auto"
  			,	width: 		"auto"
  			}
  		}
  	}
  
  	// CALLBACK FUNCTION NAMESPACE - used to store reusable callback functions
  ,	callbacks: {}
  
  ,	getParentPaneElem: function (el) {
  		// must pass either a container or pane element
  		var $el = $(el)
  		,	layout = $el.data("layout") || $el.data("parentLayout");
  		if (layout) {
  			var $cont = layout.container;
  			// see if this container is directly-nested inside an outer-pane
  			if ($cont.data("layoutPane")) return $cont;
  			var $pane = $cont.closest("."+ $.layout.defaults.panes.paneClass);
  			// if a pane was found, return it
  			if ($pane.data("layoutPane")) return $pane;
  		}
  		return null;
  	}
  
  ,	getParentPaneInstance: function (el) {
  		// must pass either a container or pane element
  		var $pane = $.layout.getParentPaneElem(el);
  		return $pane ? $pane.data("layoutPane") : null;
  	}
  
  ,	getParentLayoutInstance: function (el) {
  		// must pass either a container or pane element
  		var $pane = $.layout.getParentPaneElem(el);
  		return $pane ? $pane.data("parentLayout") : null;
  	}
  
  ,	getEventObject: function (evt) {
  		return typeof evt === "object" && evt.stopPropagation ? evt : null;
  	}
  ,	parsePaneName: function (evt_or_pane) {
  		var evt = $.layout.getEventObject( evt_or_pane )
  		,	pane = evt_or_pane;
  		if (evt) {
  			// ALWAYS stop propagation of events triggered in Layout!
  			evt.stopPropagation();
  			pane = $(this).data("layoutEdge");
  		}
  		if (pane && !/^(west|east|north|south|center)$/.test(pane)) {
  			$.layout.msg('LAYOUT ERROR - Invalid pane-name: "'+ pane +'"');
  			pane = "error";
  		}
  		return pane;
  	}
  
  
  	// LAYOUT-PLUGIN REGISTRATION
  	// more plugins can added beyond this default list
  ,	plugins: {
  		draggable:		!!$.fn.draggable // resizing
  	,	effects: {
  			core:		!!$.effects		// animimations (specific effects tested by initOptions)
  		,	slide:		$.effects && ($.effects.slide || ($.effects.effect && $.effects.effect.slide)) // default effect
  		}
  	}
  
  //	arrays of plugin or other methods to be triggered for events in *each layout* - will be passed 'Instance'
  ,	onCreate:	[]	// runs when layout is just starting to be created - right after options are set
  ,	onLoad:		[]	// runs after layout container and global events init, but before initPanes is called
  ,	onReady:	[]	// runs after initialization *completes* - ie, after initPanes completes successfully
  ,	onDestroy:	[]	// runs after layout is destroyed
  ,	onUnload:	[]	// runs after layout is destroyed OR when page unloads
  ,	afterOpen:	[]	// runs after setAsOpen() completes
  ,	afterClose:	[]	// runs after setAsClosed() completes
  
  	/*
  	 *	GENERIC UTILITY METHODS
  	 */
  
  	// calculate and return the scrollbar width, as an integer
  ,	scrollbarWidth:		function () { return window.scrollbarWidth  || $.layout.getScrollbarSize('width'); }
  ,	scrollbarHeight:	function () { return window.scrollbarHeight || $.layout.getScrollbarSize('height'); }
  ,	getScrollbarSize:	function (dim) {
  		var $c	= $('<div style="position: absolute; top: -10000px; left: -10000px; width: 100px; height: 100px; border: 0; overflow: scroll;"></div>').appendTo("body")
  		,	d	= { width: $c.outerWidth - $c[0].clientWidth, height: 100 - $c[0].clientHeight };
  		$c.remove();
  		window.scrollbarWidth	= d.width;
  		window.scrollbarHeight	= d.height;
  		return dim.match(/^(width|height)$/) ? d[dim] : d;
  	}
  
  
  ,	disableTextSelection: function () {
  		var $d	= $(document)
  		,	s	= 'textSelectionDisabled'
  		,	x	= 'textSelectionInitialized'
  		;
  		if ($.fn.disableSelection) {
  			if (!$d.data(x)) // document hasn't been initialized yet
  				$d.on('mouseup', $.layout.enableTextSelection ).data(x, true);
  			if (!$d.data(s))
  				$d.disableSelection().data(s, true);
  		}
  	}
  ,	enableTextSelection: function () {
  		var $d	= $(document)
  		,	s	= 'textSelectionDisabled';
  		if ($.fn.enableSelection && $d.data(s))
  			$d.enableSelection().data(s, false);
  	}
  
  
  	/**
  	 * Returns hash container 'display' and 'visibility'
  	 *
  	 * @see	$.swap() - swaps CSS, runs callback, resets CSS
  	 * @param  {!Object}		$E				jQuery element
  	 * @param  {boolean=}	[force=false]	Run even if display != none
  	 * @return {!Object}						Returns current style props, if applicable
  	 */
  ,	showInvisibly: function ($E, force) {
  		if ($E && $E.length && (force || $E.css("display") === "none")) { // only if not *already hidden*
  			var s = $E[0].style
  				// save ONLY the 'style' props because that is what we must restore
  			,	CSS = { display: s.display || '', visibility: s.visibility || '' };
  			// show element 'invisibly' so can be measured
  			$E.css({ display: "block", visibility: "hidden" });
  			return CSS;
  		}
  		return {};
  	}
  
  	/**
  	 * Returns data for setting size of an element (container or a pane).
  	 *
  	 * @see  _create(), onWindowResize() for container, plus others for pane
  	 * @return JSON  Returns a hash of all dimensions: top, bottom, left, right, outerWidth, innerHeight, etc
  	 */
  ,	getElementDimensions: function ($E, inset) {
  		var
  		//	dimensions hash - start with current data IF passed
  			d	= { css: {}, inset: {} }
  		,	x	= d.css			// CSS hash
  		,	i	= { bottom: 0 }	// TEMP insets (bottom = complier hack)
  		,	N	= $.layout.cssNum
  		,	R	= Math.round
  		,	off = $E.offset()
  		,	b, p, ei			// TEMP border, padding
  		;
  		d.offsetLeft = off.left;
  		d.offsetTop  = off.top;
  
  		if (!inset) inset = {}; // simplify logic below
  
  		$.each("Left,Right,Top,Bottom".split(","), function (idx, e) { // e = edge
  			b = x["border" + e] = $.layout.borderWidth($E, e);
  			p = x["padding"+ e] = $.layout.cssNum($E, "padding"+e);
  			ei = e.toLowerCase();
  			d.inset[ei] = inset[ei] >= 0 ? inset[ei] : p; // any missing insetX value = paddingX
  			i[ei] = d.inset[ei] + b; // total offset of content from outer side
  		});
  
  		x.width		= R($E.width());
  		x.height	= R($E.height());
  		x.top		= N($E,"top",true);
  		x.bottom	= N($E,"bottom",true);
  		x.left		= N($E,"left",true);
  		x.right		= N($E,"right",true);
  
  		d.outerWidth	= R($E.outerWidth());
  		d.outerHeight	= R($E.outerHeight());
  		// calc the TRUE inner-dimensions, even in quirks-mode!
  		d.innerWidth	= max(0, d.outerWidth  - i.left - i.right);
  		d.innerHeight	= max(0, d.outerHeight - i.top  - i.bottom);
  		// layoutWidth/Height is used in calcs for manual resizing
  		// layoutW/H only differs from innerW/H when in quirks-mode - then is like outerW/H
  		d.layoutWidth	= R($E.innerWidth());
  		d.layoutHeight	= R($E.innerHeight());
  
  		//if ($E.prop('tagName') === 'BODY') { debugData( d, $E.prop('tagName') ); } // DEBUG
  
  		//d.visible	= $E.is(":visible");// && x.width > 0 && x.height > 0;
  
  		return d;
  	}
  
  ,	getElementStyles: function ($E, list) {
  		var
  			CSS	= {}
  		,	style	= $E[0].style
  		,	props	= list.split(",")
  		,	sides	= "Top,Bottom,Left,Right".split(",")
  		,	attrs	= "Color,Style,Width".split(",")
  		,	p, s, a, i, j, k
  		;
  		for (i=0; i < props.length; i++) {
  			p = props[i];
  			if (p.match(/(border|padding|margin)$/))
  				for (j=0; j < 4; j++) {
  					s = sides[j];
  					if (p === "border")
  						for (k=0; k < 3; k++) {
  							a = attrs[k];
  							CSS[p+s+a] = style[p+s+a];
  						}
  					else
  						CSS[p+s] = style[p+s];
  				}
  			else
  				CSS[p] = style[p];
  		};
  		return CSS
  	}
  
  	/**
  	 * Return the innerWidth for the current browser/doctype
  	 *
  	 * @see  initPanes(), sizeMidPanes(), initHandles(), sizeHandles()
  	 * @param  {Array.<Object>}	$E  Must pass a jQuery object - first element is processed
  	 * @param  {number=}			outerWidth (optional) Can pass a width, allowing calculations BEFORE element is resized
  	 * @return {number}			Returns the innerWidth of the elem by subtracting padding and borders
  	 */
  ,	cssWidth: function ($E, outerWidth) {
  		// a 'calculated' outerHeight can be passed so borders and/or padding are removed if needed
  		if (outerWidth <= 0) return 0;
  
  		var lb	= $.layout.browser
  		,	bs	= !lb.boxModel ? "border-box" : lb.boxSizing ? $E.css("boxSizing") : "content-box"
  		,	b	= $.layout.borderWidth
  		,	n	= $.layout.cssNum
  		,	W	= outerWidth
  		;
  		// strip border and/or padding from outerWidth to get CSS Width
  		if (bs !== "border-box")
  			W -= (b($E, "Left") + b($E, "Right"));
  		if (bs === "content-box")
  			W -= (n($E, "paddingLeft") + n($E, "paddingRight"));
  		return max(0,W);
  	}
  
  	/**
  	 * Return the innerHeight for the current browser/doctype
  	 *
  	 * @see  initPanes(), sizeMidPanes(), initHandles(), sizeHandles()
  	 * @param  {Array.<Object>}	$E  Must pass a jQuery object - first element is processed
  	 * @param  {number=}			outerHeight  (optional) Can pass a width, allowing calculations BEFORE element is resized
  	 * @return {number}			Returns the innerHeight of the elem by subtracting padding and borders
  	 */
  ,	cssHeight: function ($E, outerHeight) {
  		// a 'calculated' outerHeight can be passed so borders and/or padding are removed if needed
  		if (outerHeight <= 0) return 0;
  
  		var lb	= $.layout.browser
  		,	bs	= !lb.boxModel ? "border-box" : lb.boxSizing ? $E.css("boxSizing") : "content-box"
  		,	b	= $.layout.borderWidth
  		,	n	= $.layout.cssNum
  		,	H	= outerHeight
  		;
  		// strip border and/or padding from outerHeight to get CSS Height
  		if (bs !== "border-box")
  			H -= (b($E, "Top") + b($E, "Bottom"));
  		if (bs === "content-box")
  			H -= (n($E, "paddingTop") + n($E, "paddingBottom"));
  		return max(0,H);
  	}
  
  	/**
  	 * Returns the 'current CSS numeric value' for a CSS property - 0 if property does not exist
  	 *
  	 * @see  Called by many methods
  	 * @param {Array.<Object>}	$E					Must pass a jQuery object - first element is processed
  	 * @param {string}			prop				The name of the CSS property, eg: top, width, etc.
  	 * @param {boolean=}			[allowAuto=false]	true = return 'auto' if that is value; false = return 0
  	 * @return {(string|number)}						Usually used to get an integer value for position (top, left) or size (height, width)
  	 */
  ,	cssNum: function ($E, prop, allowAuto) {
  		if (!$E.jquery) $E = $($E);
  		var CSS = $.layout.showInvisibly($E)
  		,	p	= $.css($E[0], prop, true)
  		,	v	= allowAuto && p=="auto" ? p : Math.round(parseFloat(p) || 0);
  		$E.css( CSS ); // RESET
  		return v;
  	}
  
  ,	borderWidth: function (el, side) {
  		if (el.jquery) el = el[0];
  		var b = "border"+ side.substr(0,1).toUpperCase() + side.substr(1); // left => Left
  		return $.css(el, b+"Style", true) === "none" ? 0 : Math.round(parseFloat($.css(el, b+"Width", true)) || 0);
  	}
  
  	/**
  	 * Mouse-tracking utility - FUTURE REFERENCE
  	 *
  	 * init: if (!window.mouse) {
  	 *			window.mouse = { x: 0, y: 0 };
  	 *			$(document).mousemove( $.layout.trackMouse );
  	 *		}
  	 *
  	 * @param {Object}		evt
  	 *
  ,	trackMouse: function (evt) {
  		window.mouse = { x: evt.clientX, y: evt.clientY };
  	}
  	*/
  
  	/**
  	 * SUBROUTINE for preventPrematureSlideClose option
  	 *
  	 * @param {Object}		evt
  	 * @param {Object=}		el
  	 */
  ,	isMouseOverElem: function (evt, el) {
  		var
  			$E	= $(el || this)
  		,	d	= $E.offset()
  		,	T	= d.top
  		,	L	= d.left
  		,	R	= L + $E.outerWidth()
  		,	B	= T + $E.outerHeight()
  		,	x	= evt.pageX	// evt.clientX ?
  		,	y	= evt.pageY	// evt.clientY ?
  		;
  		// if X & Y are < 0, probably means is over an open SELECT
  		return ($.layout.browser.msie && x < 0 && y < 0) || ((x >= L && x <= R) && (y >= T && y <= B));
  	}
  
  	/**
  	 * Message/Logging Utility
  	 *
  	 * @example $.layout.msg("My message");				// log text
  	 * @example $.layout.msg("My message", true);		// alert text
  	 * @example $.layout.msg({ foo: "bar" }, "Title");	// log hash-data, with custom title
  	 * @example $.layout.msg({ foo: "bar" }, true, "Title", { sort: false }); -OR-
  	 * @example $.layout.msg({ foo: "bar" }, "Title", { sort: false, display: true }); // alert hash-data
  	 *
  	 * @param {(Object|string)}			info			String message OR Hash/Array
  	 * @param {(Boolean|string|Object)=}	[popup=false]	True means alert-box - can be skipped
  	 * @param {(Object|string)=}			[debugTitle=""]	Title for Hash data - can be skipped
  	 * @param {Object=}					[debugOpts]		Extra options for debug output
  	 */
  ,	msg: function (info, popup, debugTitle, debugOpts) {
  		if ($.isPlainObject(info) && window.debugData) {
  			if (typeof popup === "string") {
  				debugOpts	= debugTitle;
  				debugTitle	= popup;
  			}
  			else if (typeof debugTitle === "object") {
  				debugOpts	= debugTitle;
  				debugTitle	= null;
  			}
  			var t = debugTitle || "log( <object> )"
  			,	o = $.extend({ sort: false, returnHTML: false, display: false }, debugOpts);
  			if (popup === true || o.display)
  				debugData( info, t, o );
  			else if (window.console)
  				console.log(debugData( info, t, o ));
  		}
  		else if (popup)
  			alert(info);
  		else if (window.console)
  			console.log(info);
  		else {
  			var id	= "#layoutLogger"
  			,	$l = $(id);
  			if (!$l.length)
  				$l = createLog();
  			$l.children("ul").append('<li style="padding: 4px 10px; margin: 0; border-top: 1px solid #CCC;">'+ info.replace(/\</g,"&lt;").replace(/\>/g,"&gt;") +'</li>');
  		}
  
  		function createLog () {
  			var pos = $.support.fixedPosition ? 'fixed' : 'absolute'
  			,	$e = $('<div id="layoutLogger" style="position: '+ pos +'; top: 5px; z-index: 999999; max-width: 25%; overflow: hidden; border: 1px solid #000; border-radius: 5px; background: #FBFBFB; box-shadow: 0 2px 10px rgba(0,0,0,0.3);">'
  				+	'<div style="font-size: 13px; font-weight: bold; padding: 5px 10px; background: #F6F6F6; border-radius: 5px 5px 0 0; cursor: move;">'
  				+	'<span style="float: right; padding-left: 7px; cursor: pointer;" title="Remove Console" onclick="$(this).closest(\'#layoutLogger\').remove()">X</span>Layout console.log</div>'
  				+	'<ul style="font-size: 13px; font-weight: none; list-style: none; margin: 0; padding: 0 0 2px;"></ul>'
  				+ '</div>'
  				).appendTo("body");
  			$e.css('left', $(window).width() - $e.outerWidth() - 5)
  			if ($.ui.draggable) $e.draggable({ handle: ':first-child' });
  			return $e;
  		};
  	}
  
  };
  
  
  /*
   *	$.layout.browser REPLACES removed $.browser, with extra data
   *	Parsing code here adapted from jQuery 1.8 $.browse
   */
  (function(){
  	var u = navigator.userAgent.toLowerCase()
  	,	m = /(chrome)[ \/]([\w.]+)/.exec( u )
  		||	/(webkit)[ \/]([\w.]+)/.exec( u )
  		||	/(opera)(?:.*version|)[ \/]([\w.]+)/.exec( u )
  		||	/(msie) ([\w.]+)/.exec( u )
  		||	u.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( u )
  		||	[]
  	,	b = m[1] || ""
  	,	v = m[2] || 0
  	,	ie = b === "msie"
  	,	cm = document.compatMode
  	,	$s = $.support
  	,	bs = $s.boxSizing !== undefined ? $s.boxSizing : $s.boxSizingReliable
  	,	bm = !ie || !cm || cm === "CSS1Compat" || $s.boxModel || false
  	,	lb = $.layout.browser = {
  			version:	v
  		,	safari:		b === "webkit"	// webkit (NOT chrome) = safari
  		,	webkit:		b === "chrome"	// chrome = webkit
  		,	msie:		ie
  		,	isIE6:		ie && v == 6
  			// ONLY IE reverts to old box-model - Note that compatMode was deprecated as of IE8
  		,	boxModel:	bm
  		,	boxSizing:	!!(typeof bs === "function" ? bs() : bs)
  		};
  	;
  	if (b) lb[b] = true; // set CURRENT browser
  	/*	OLD versions of jQuery only set $.support.boxModel after page is loaded
  	 *	so if this is IE, use support.boxModel to test for quirks-mode (ONLY IE changes boxModel) */
  	if (!bm && !cm) $(function(){ lb.boxModel = $s.boxModel; });
  })();
  
  
  // DEFAULT OPTIONS
  $.layout.defaults = {
  /*
   *	LAYOUT & LAYOUT-CONTAINER OPTIONS
   *	- none of these options are applicable to individual panes
   */
  	name:						""			// Not required, but useful for buttons and used for the state-cookie
  ,	containerClass:				"ui-layout-container" // layout-container element
  ,	inset:						null		// custom container-inset values (override padding)
  ,	scrollToBookmarkOnLoad:		true		// after creating a layout, scroll to bookmark in URL (.../page.htm#myBookmark)
  ,	resizeWithWindow:			true		// bind thisLayout.resizeAll() to the window.resize event
  ,	resizeWithWindowDelay:		200			// delay calling resizeAll because makes window resizing very jerky
  ,	resizeWithWindowMaxDelay:	0			// 0 = none - force resize every XX ms while window is being resized
  ,	maskPanesEarly:				false		// true = create pane-masks on resizer.mouseDown instead of waiting for resizer.dragstart
  ,	onresizeall_start:			null		// CALLBACK when resizeAll() STARTS	- NOT pane-specific
  ,	onresizeall_end:			null		// CALLBACK when resizeAll() ENDS	- NOT pane-specific
  ,	onload_start:				null		// CALLBACK when Layout inits - after options initialized, but before elements
  ,	onload_end:					null		// CALLBACK when Layout inits - after EVERYTHING has been initialized
  ,	onunload_start:				null		// CALLBACK when Layout is destroyed OR onWindowUnload
  ,	onunload_end:				null		// CALLBACK when Layout is destroyed OR onWindowUnload
  ,	initPanes:					true		// false = DO NOT initialize the panes onLoad - will init later
  ,	showErrorMessages:			true		// enables fatal error messages to warn developers of common errors
  ,	showDebugMessages:			false		// display console-and-alert debug msgs - IF this Layout version _has_ debugging code!
  //	Changing this zIndex value will cause other zIndex values to automatically change
  ,	zIndex:						null		// the PANE zIndex - resizers and masks will be +1
  //	DO NOT CHANGE the zIndex values below unless you clearly understand their relationships
  ,	zIndexes: {								// set _default_ z-index values here...
  		pane_normal:			0			// normal z-index for panes
  	,	content_mask:			1			// applied to overlays used to mask content INSIDE panes during resizing
  	,	resizer_normal:			2			// normal z-index for resizer-bars
  	,	pane_sliding:			100			// applied to *BOTH* the pane and its resizer when a pane is 'slid open'
  	,	pane_animate:			1000		// applied to the pane when being animated - not applied to the resizer
  	,	resizer_drag:			10000		// applied to the CLONED resizer-bar when being 'dragged'
  	}
  ,	errors: {
  		pane:					"pane"		// description of "layout pane element" - used only in error messages
  	,	selector:				"selector"	// description of "jQuery-selector" - used only in error messages
  	,	addButtonError:			"Error Adding Button\nInvalid "
  	,	containerMissing:		"UI Layout Initialization Error\nThe specified layout-container does not exist."
  	,	centerPaneMissing:		"UI Layout Initialization Error\nThe center-pane element does not exist.\nThe center-pane is a required element."
  	,	noContainerHeight:		"UI Layout Initialization Warning\nThe layout-container \"CONTAINER\" has no height.\nTherefore the layout is 0-height and hence 'invisible'!"
  	,	callbackError:			"UI Layout Callback Error\nThe EVENT callback is not a valid function."
  	}
  /*
   *	PANE DEFAULT SETTINGS
   *	- settings under the 'panes' key become the default settings for *all panes*
   *	- ALL pane-options can also be set specifically for each panes, which will override these 'default values'
   */
  ,	panes: { // default options for 'all panes' - will be overridden by 'per-pane settings'
  		applyDemoStyles: 		false		// NOTE: renamed from applyDefaultStyles for clarity
  	,	closable:				true		// pane can open & close
  	,	resizable:				true		// when open, pane can be resized 
  	,	slidable:				true		// when closed, pane can 'slide open' over other panes - closes on mouse-out
  	,	initClosed:				false		// true = init pane as 'closed'
  	,	initHidden: 			false 		// true = init pane as 'hidden' - no resizer-bar/spacing
  	//	SELECTORS
  	//,	paneSelector:			""			// MUST be pane-specific - jQuery selector for pane
  	,	contentSelector:		".ui-layout-content" // INNER div/element to auto-size so only it scrolls, not the entire pane!
  	,	contentIgnoreSelector:	".ui-layout-ignore"	// element(s) to 'ignore' when measuring 'content'
  	,	findNestedContent:		false		// true = $P.find(contentSelector), false = $P.children(contentSelector)
  	//	GENERIC ROOT-CLASSES - for auto-generated classNames
  	,	paneClass:				"ui-layout-pane"	// Layout Pane
  	,	resizerClass:			"ui-layout-resizer"	// Resizer Bar
  	,	togglerClass:			"ui-layout-toggler"	// Toggler Button
  	,	buttonClass:			"ui-layout-button"	// CUSTOM Buttons	- eg: '[ui-layout-button]-toggle/-open/-close/-pin'
  	//	ELEMENT SIZE & SPACING
  	//,	size:					100			// MUST be pane-specific -initial size of pane
  	,	minSize:				0			// when manually resizing a pane
  	,	maxSize:				0			// ditto, 0 = no limit
  	,	spacing_open:			6			// space between pane and adjacent panes - when pane is 'open'
  	,	spacing_closed:			6			// ditto - when pane is 'closed'
  	,	togglerLength_open:		50			// Length = WIDTH of toggler button on north/south sides - HEIGHT on east/west sides
  	,	togglerLength_closed: 	50			// 100% OR -1 means 'full height/width of resizer bar' - 0 means 'hidden'
  	,	togglerAlign_open:		"center"	// top/left, bottom/right, center, OR...
  	,	togglerAlign_closed:	"center"	// 1 => nn = offset from top/left, -1 => -nn == offset from bottom/right
  	,	togglerContent_open:	""			// text or HTML to put INSIDE the toggler
  	,	togglerContent_closed:	""			// ditto
  	//	RESIZING OPTIONS
  	,	resizerDblClickToggle:	true		// 
  	,	autoResize:				true		// IF size is 'auto' or a percentage, then recalc 'pixel size' whenever the layout resizes
  	,	autoReopen:				true		// IF a pane was auto-closed due to noRoom, reopen it when there is room? False = leave it closed
  	,	resizerDragOpacity:		1			// option for ui.draggable
  	//,	resizerCursor:			""			// MUST be pane-specific - cursor when over resizer-bar
  	,	maskContents:			false		// true = add DIV-mask over-or-inside this pane so can 'drag' over IFRAMES
  	,	maskObjects:			false		// true = add IFRAME-mask over-or-inside this pane to cover objects/applets - content-mask will overlay this mask
  	,	maskZindex:				null		// will override zIndexes.content_mask if specified - not applicable to iframe-panes
  	,	resizingGrid:			false		// grid size that the resizers will snap-to during resizing, eg: [20,20]
  	,	livePaneResizing:		false		// true = LIVE Resizing as resizer is dragged
  	,	liveContentResizing:	false		// true = re-measure header/footer heights as resizer is dragged
  	,	liveResizingTolerance:	1			// how many px change before pane resizes, to control performance
  	//	SLIDING OPTIONS
  	,	sliderCursor:			"pointer"	// cursor when resizer-bar will trigger 'sliding'
  	,	slideTrigger_open:		"click"		// click, dblclick, mouseenter
  	,	slideTrigger_close:		"mouseleave"// click, mouseleave
  	,	slideDelay_open:		300			// applies only for mouseenter event - 0 = instant open
  	,	slideDelay_close:		300			// applies only for mouseleave event (300ms is the minimum!)
  	,	hideTogglerOnSlide:		false		// when pane is slid-open, should the toggler show?
  	,	preventQuickSlideClose:	$.layout.browser.webkit // Chrome triggers slideClosed as it is opening
  	,	preventPrematureSlideClose: false	// handle incorrect mouseleave trigger, like when over a SELECT-list in IE
  	//	PANE-SPECIFIC TIPS & MESSAGES
  	,	tips: {
  			Open:				"Open"		// eg: "Open Pane"
  		,	Close:				"Close"
  		,	Resize:				"Resize"
  		,	Slide:				"Slide Open"
  		,	Pin:				"Pin"
  		,	Unpin:				"Un-Pin"
  		,	noRoomToOpen:		"Not enough room to show this panel."	// alert if user tries to open a pane that cannot
  		,	minSizeWarning:		"Panel has reached its minimum size"	// displays in browser statusbar
  		,	maxSizeWarning:		"Panel has reached its maximum size"	// ditto
  		}
  	//	HOT-KEYS & MISC
  	,	showOverflowOnHover:	false		// will bind allowOverflow() utility to pane.onMouseOver
  	,	enableCursorHotkey:		true		// enabled 'cursor' hotkeys
  	//,	customHotkey:			""			// MUST be pane-specific - EITHER a charCode OR a character
  	,	customHotkeyModifier:	"SHIFT"		// either 'SHIFT', 'CTRL' or 'CTRL+SHIFT' - NOT 'ALT'
  	//	PANE ANIMATION
  	//	NOTE: fxSss_open, fxSss_close & fxSss_size options (eg: fxName_open) are auto-generated if not passed
  	,	fxName:					"slide" 	// ('none' or blank), slide, drop, scale -- only relevant to 'open' & 'close', NOT 'size'
  	,	fxSpeed:				null		// slow, normal, fast, 200, nnn - if passed, will OVERRIDE fxSettings.duration
  	,	fxSettings:				{}			// can be passed, eg: { easing: "easeOutBounce", duration: 1500 }
  	,	fxOpacityFix:			true		// tries to fix opacity in IE to restore anti-aliasing after animation
  	,	animatePaneSizing:		false		// true = animate resizing after dragging resizer-bar OR sizePane() is called
  	/*  NOTE: Action-specific FX options are auto-generated from the options above if not specifically set:
  		fxName_open:			"slide"		// 'Open' pane animation
  		fnName_close:			"slide"		// 'Close' pane animation
  		fxName_size:			"slide"		// 'Size' pane animation - when animatePaneSizing = true
  		fxSpeed_open:			null
  		fxSpeed_close:			null
  		fxSpeed_size:			null
  		fxSettings_open:		{}
  		fxSettings_close:		{}
  		fxSettings_size:		{}
  	*/
  	//	CHILD/NESTED LAYOUTS
  	,	children:				null		// Layout-options for nested/child layout - even {} is valid as options
  	,	containerSelector:		''			// if child is NOT 'directly nested', a selector to find it/them (can have more than one child layout!)
  	,	initChildren:			true		// true = child layout will be created as soon as _this_ layout completes initialization
  	,	destroyChildren:		true		// true = destroy child-layout if this pane is destroyed
  	,	resizeChildren:			true		// true = trigger child-layout.resizeAll() when this pane is resized
  	//	EVENT TRIGGERING
  	,	triggerEventsOnLoad:	false		// true = trigger onopen OR onclose callbacks when layout initializes
  	,	triggerEventsDuringLiveResize: true	// true = trigger onresize callback REPEATEDLY if livePaneResizing==true
  	//	PANE CALLBACKS
  	,	onshow_start:			null		// CALLBACK when pane STARTS to Show	- BEFORE onopen/onhide_start
  	,	onshow_end:				null		// CALLBACK when pane ENDS being Shown	- AFTER  onopen/onhide_end
  	,	onhide_start:			null		// CALLBACK when pane STARTS to Close	- BEFORE onclose_start
  	,	onhide_end:				null		// CALLBACK when pane ENDS being Closed	- AFTER  onclose_end
  	,	onopen_start:			null		// CALLBACK when pane STARTS to Open
  	,	onopen_end:				null		// CALLBACK when pane ENDS being Opened
  	,	onclose_start:			null		// CALLBACK when pane STARTS to Close
  	,	onclose_end:			null		// CALLBACK when pane ENDS being Closed
  	,	onresize_start:			null		// CALLBACK when pane STARTS being Resized ***FOR ANY REASON***
  	,	onresize_end:			null		// CALLBACK when pane ENDS being Resized ***FOR ANY REASON***
  	,	onsizecontent_start:	null		// CALLBACK when sizing of content-element STARTS
  	,	onsizecontent_end:		null		// CALLBACK when sizing of content-element ENDS
  	,	onswap_start:			null		// CALLBACK when pane STARTS to Swap
  	,	onswap_end:				null		// CALLBACK when pane ENDS being Swapped
  	,	ondrag_start:			null		// CALLBACK when pane STARTS being ***MANUALLY*** Resized
  	,	ondrag_end:				null		// CALLBACK when pane ENDS being ***MANUALLY*** Resized
  	}
  /*
   *	PANE-SPECIFIC SETTINGS
   *	- options listed below MUST be specified per-pane - they CANNOT be set under 'panes'
   *	- all options under the 'panes' key can also be set specifically for any pane
   *	- most options under the 'panes' key apply only to 'border-panes' - NOT the the center-pane
   */
  ,	north: {
  		paneSelector:			".ui-layout-north"
  	,	size:					"auto"		// eg: "auto", "30%", .30, 200
  	,	resizerCursor:			"n-resize"	// custom = url(myCursor.cur)
  	,	customHotkey:			""			// EITHER a charCode (43) OR a character ("o")
  	}
  ,	south: {
  		paneSelector:			".ui-layout-south"
  	,	size:					"auto"
  	,	resizerCursor:			"s-resize"
  	,	customHotkey:			""
  	}
  ,	east: {
  		paneSelector:			".ui-layout-east"
  	,	size:					200
  	,	resizerCursor:			"e-resize"
  	,	customHotkey:			""
  	}
  ,	west: {
  		paneSelector:			".ui-layout-west"
  	,	size:					200
  	,	resizerCursor:			"w-resize"
  	,	customHotkey:			""
  	}
  ,	center: {
  		paneSelector:			".ui-layout-center"
  	,	minWidth:				0
  	,	minHeight:				0
  	}
  };
  
  $.layout.optionsMap = {
  	// layout/global options - NOT pane-options
  	layout: ("name,instanceKey,stateManagement,effects,inset,zIndexes,errors,"
  	+	"zIndex,scrollToBookmarkOnLoad,showErrorMessages,maskPanesEarly,"
  	+	"outset,resizeWithWindow,resizeWithWindowDelay,resizeWithWindowMaxDelay,"
  	+	"onresizeall,onresizeall_start,onresizeall_end,onload,onload_start,onload_end,onunload,onunload_start,onunload_end").split(",")
  //	borderPanes: [ ALL options that are NOT specified as 'layout' ]
  	// default.panes options that apply to the center-pane (most options apply _only_ to border-panes)
  ,	center: ("paneClass,contentSelector,contentIgnoreSelector,findNestedContent,applyDemoStyles,triggerEventsOnLoad,"
  	+	"showOverflowOnHover,maskContents,maskObjects,liveContentResizing,"
  	+	"containerSelector,children,initChildren,resizeChildren,destroyChildren,"
  	+	"onresize,onresize_start,onresize_end,onsizecontent,onsizecontent_start,onsizecontent_end").split(",")
  	// options that MUST be specifically set 'per-pane' - CANNOT set in the panes (defaults) key
  ,	noDefault: ("paneSelector,resizerCursor,customHotkey").split(",")
  };
  
  /**
   * Processes options passed in converts flat-format data into subkey (JSON) format
   * In flat-format, subkeys are _currently_ separated with 2 underscores, like north__optName
   * Plugins may also call this method so they can transform their own data
   *
   * @param  {!Object}	hash			Data/options passed by user - may be a single level or nested levels
   * @param  {boolean=}	[addKeys=false]	Should the primary layout.options keys be added if they do not exist?
   * @return {Object}						Returns hash of minWidth & minHeight
   */
  $.layout.transformData = function (hash, addKeys) {
  	var	json = addKeys ? { panes: {}, center: {} } : {} // init return object
  	,	branch, optKey, keys, key, val, i, c;
  
  	if (typeof hash !== "object") return json; // no options passed
  
  	// convert all 'flat-keys' to 'sub-key' format
  	for (optKey in hash) {
  		branch	= json;
  		val		= hash[ optKey ];
  		keys	= optKey.split("__"); // eg: west__size or north__fxSettings__duration
  		c		= keys.length - 1;
  		// convert underscore-delimited to subkeys
  		for (i=0; i <= c; i++) {
  			key = keys[i];
  			if (i === c) {	// last key = value
  				if ($.isPlainObject( val ))
  					branch[key] = $.layout.transformData( val ); // RECURSE
  				else
  					branch[key] = val;
  			}
  			else {
  				if (!branch[key])
  					branch[key] = {}; // create the subkey
  				// recurse to sub-key for next loop - if not done
  				branch = branch[key];
  			}
  		}
  	}
  	return json;
  };
  
  // INTERNAL CONFIG DATA - DO NOT CHANGE THIS!
  $.layout.backwardCompatibility = {
  	// data used by renameOldOptions()
  	map: {
  	//	OLD Option Name:			NEW Option Name
  		applyDefaultStyles:			"applyDemoStyles"
  	//	CHILD/NESTED LAYOUTS
  	,	childOptions:				"children"
  	,	initChildLayout:			"initChildren"
  	,	destroyChildLayout:			"destroyChildren"
  	,	resizeChildLayout:			"resizeChildren"
  	,	resizeNestedLayout:			"resizeChildren"
  	//	MISC Options
  	,	resizeWhileDragging:		"livePaneResizing"
  	,	resizeContentWhileDragging:	"liveContentResizing"
  	,	triggerEventsWhileDragging:	"triggerEventsDuringLiveResize"
  	,	maskIframesOnResize:		"maskContents"
  	//	STATE MANAGEMENT
  	,	useStateCookie:				"stateManagement.enabled"
  	,	"cookie.autoLoad":			"stateManagement.autoLoad"
  	,	"cookie.autoSave":			"stateManagement.autoSave"
  	,	"cookie.keys":				"stateManagement.stateKeys"
  	,	"cookie.name":				"stateManagement.cookie.name"
  	,	"cookie.domain":			"stateManagement.cookie.domain"
  	,	"cookie.path":				"stateManagement.cookie.path"
  	,	"cookie.expires":			"stateManagement.cookie.expires"
  	,	"cookie.secure":			"stateManagement.cookie.secure"
  	//	OLD Language options
  	,	noRoomToOpenTip:			"tips.noRoomToOpen"
  	,	togglerTip_open:			"tips.Close"	// open   = Close
  	,	togglerTip_closed:			"tips.Open"		// closed = Open
  	,	resizerTip:					"tips.Resize"
  	,	sliderTip:					"tips.Slide"
  	}
  
  /**
  * @param {Object}	opts
  */
  ,	renameOptions: function (opts) {
  		var map = $.layout.backwardCompatibility.map
  		,	oldData, newData, value
  		;
  		for (var itemPath in map) {
  			oldData	= getBranch( itemPath );
  			value	= oldData.branch[ oldData.key ];
  			if (value !== undefined) {
  				newData = getBranch( map[itemPath], true );
  				newData.branch[ newData.key ] = value;
  				delete oldData.branch[ oldData.key ];
  			}
  		}
  
  		/**
  		 * @param {string}	path
  		 * @param {boolean=}	[create=false]	Create path if does not exist
  		 */
  		function getBranch (path, create) {
  			var a = path.split(".") // split keys into array
  			,	c = a.length - 1
  			,	D = { branch: opts, key: a[c] } // init branch at top & set key (last item)
  			,	i = 0, k, undef;
  			for (; i<c; i++) { // skip the last key (data)
  				k = a[i];
  				if (D.branch[ k ] == undefined) { // child-key does not exist
  					if (create) {
  						D.branch = D.branch[ k ] = {}; // create child-branch
  					}
  					else // can't go any farther
  						D.branch = {}; // branch is undefined
  				}
  				else
  					D.branch = D.branch[ k ]; // get child-branch
  			}
  			return D;
  		};
  	}
  
  /**
  * @param {Object}	opts
  */
  ,	renameAllOptions: function (opts) {
  		var ren = $.layout.backwardCompatibility.renameOptions;
  		// rename root (layout) options
  		ren( opts );
  		// rename 'defaults' to 'panes'
  		if (opts.defaults) {
  			if (typeof opts.panes !== "object")
  				opts.panes = {};
  			$.extend(true, opts.panes, opts.defaults);
  			delete opts.defaults;
  		}
  		// rename options in the the options.panes key
  		if (opts.panes) ren( opts.panes );
  		// rename options inside *each pane key*, eg: options.west
  		$.each($.layout.config.allPanes, function (i, pane) {
  			if (opts[pane]) ren( opts[pane] );
  		});	
  		return opts;
  	}
  };
  
  
  
  
  /*	============================================================
   *	BEGIN WIDGET: $( selector ).layout( {options} );
   *	============================================================
   */
  $.fn.layout = function (opts) {
  	var
  
  	// local aliases to global data
  	browser	= $.layout.browser
  ,	_c		= $.layout.config
  
  	// local aliases to utlity methods
  ,	cssW	= $.layout.cssWidth
  ,	cssH	= $.layout.cssHeight
  ,	elDims	= $.layout.getElementDimensions
  ,	styles	= $.layout.getElementStyles
  ,	evtObj	= $.layout.getEventObject
  ,	evtPane	= $.layout.parsePaneName
  
  /**
   * options - populated by initOptions()
   */
  ,	options = $.extend(true, {}, $.layout.defaults)
  ,	effects	= options.effects = $.extend(true, {}, $.layout.effects)
  
  /**
   * layout-state object
   */
  ,	state = {
  		// generate unique ID to use for event.namespace so can unbind only events added by 'this layout'
  		id:				"layout"+ $.now()	// code uses alias: sID
  	,	initialized:	false
  	,	paneResizing:	false
  	,	panesSliding:	{}
  	,	container:	{ 	// list all keys referenced in code to avoid compiler error msgs
  			innerWidth:		0
  		,	innerHeight:	0
  		,	outerWidth:		0
  		,	outerHeight:	0
  		,	layoutWidth:	0
  		,	layoutHeight:	0
  		}
  	,	north:		{ childIdx: 0 }
  	,	south:		{ childIdx: 0 }
  	,	east:		{ childIdx: 0 }
  	,	west:		{ childIdx: 0 }
  	,	center:		{ childIdx: 0 }
  	}
  
  /**
   * parent/child-layout pointers
   */
  //,	hasParentLayout	= false	- exists ONLY inside Instance so can be set externally
  ,	children = {
  		north:		null
  	,	south:		null
  	,	east:		null
  	,	west:		null
  	,	center:		null
  	}
  
  /*
   * ###########################
   *  INTERNAL HELPER FUNCTIONS
   * ###########################
   */
  
  	/**
  	 * Manages all internal timers
  	 */
  ,	timer = {
  		data:	{}
  	,	set:	function (s, fn, ms) { timer.clear(s); timer.data[s] = setTimeout(fn, ms); }
  	,	clear:	function (s) { var t=timer.data; if (t[s]) {clearTimeout(t[s]); delete t[s];} }
  	}
  
  	/**
  	 * Alert or console.log a message - IF option is enabled.
  	 *
  	 * @param {(string|!Object)}	msg				Message (or debug-data) to display
  	 * @param {boolean=}			[popup=false]	True by default, means 'alert', false means use console.log
  	 * @param {boolean=}			[debug=false]	True means is a widget debugging message
  	 */
  ,	_log = function (msg, popup, debug) {
  		var o = options;
  		if ((o.showErrorMessages && !debug) || (debug && o.showDebugMessages))
  			$.layout.msg( o.name +' / '+ msg, (popup !== false) );
  		return false;
  	}
  
  	/**
  	 * Executes a Callback function after a trigger event, like resize, open or close
  	 *
  	 * @param {string}				evtName					Name of the layout callback, eg "onresize_start"
  	 * @param {(string|boolean)=}	[pane=""]				This is passed only so we can pass the 'pane object' to the callback
  	 * @param {(string|boolean)=}	[skipBoundEvents=false]	True = do not run events bound to the elements - only the callbacks set in options
  	 */
  ,	_runCallbacks = function (evtName, pane, skipBoundEvents) {
  		var	hasPane	= pane && isStr(pane)
  		,	s		= hasPane ? state[pane] : state
  		,	o		= hasPane ? options[pane] : options
  		,	lName	= options.name
  			// names like onopen and onopen_end separate are interchangeable in options...
  		,	lng		= evtName + (evtName.match(/_/) ? "" : "_end")
  		,	shrt	= lng.match(/_end$/) ? lng.substr(0, lng.length - 4) : ""
  		,	fn		= o[lng] || o[shrt]
  		,	retVal	= "NC" // NC = No Callback
  		,	args	= []
  		,	$P		= hasPane ? $Ps[pane] : 0
  		;
  		if (hasPane && !$P) // a pane is specified, but does not exist!
  			return retVal;
  		if ( !hasPane && $.type(pane) === "boolean" ) {
  			skipBoundEvents = pane; // allow pane param to be skipped for Layout callback
  			pane = "";
  		}
  
  		// first trigger the callback set in the options
  		if (fn) {
  			try {
  				// convert function name (string) to function object
  				if (isStr( fn )) {
  					if (fn.match(/,/)) {
  						// function name cannot contain a comma, 
  						// so must be a function name AND a parameter to pass
  						args = fn.split(",")
  						,	fn = eval(args[0]);
  					}
  					else // just the name of an external function?
  						fn = eval(fn);
  				}
  				// execute the callback, if exists
  				if ($.isFunction( fn )) {
  					if (args.length)
  						retVal = g(fn)(args[1]); // pass the argument parsed from 'list'
  					else if ( hasPane )
  						// pass data: pane-name, pane-element, pane-state, pane-options, and layout-name
  						retVal = g(fn)( pane, $Ps[pane], s, o, lName );
  					else // must be a layout/container callback - pass suitable info
  						retVal = g(fn)( Instance, s, o, lName );
  				}
  			}
  			catch (ex) {
  				_log( options.errors.callbackError.replace(/EVENT/, $.trim((pane || "") +" "+ lng)), false );
  				if ($.type(ex) === "string" && string.length)
  					_log("Exception:  "+ ex, false );
  			}
  		}
  
  		// trigger additional events bound directly to the pane
  		if (!skipBoundEvents && retVal !== false) {
  			if ( hasPane ) { // PANE events can be bound to each pane-elements
  				o	= options[pane];
  				s	= state[pane];
  				$P.triggerHandler("layoutpane"+ lng, [ pane, $P, s, o, lName ]);
  				if (shrt)
  					$P.triggerHandler("layoutpane"+ shrt, [ pane, $P, s, o, lName ]);
  			}
  			else { // LAYOUT events can be bound to the container-element
  				$N.triggerHandler("layout"+ lng, [ Instance, s, o, lName ]);
  				if (shrt)
  					$N.triggerHandler("layout"+ shrt, [ Instance, s, o, lName ]);
  			}
  		}
  
  		// ALWAYS resizeChildren after an onresize_end event - even during initialization
  		// IGNORE onsizecontent_end event because causes child-layouts to resize TWICE
  		if (hasPane && evtName === "onresize_end") // BAD: || evtName === "onsizecontent_end"
  			resizeChildren(pane+"", true); // compiler hack -force string
  
  		return retVal;
  
  		function g (f) { return f; }; // compiler hack
  	}
  
  
  	/**
  	 * cure iframe display issues in IE & other browsers
  	 */
  ,	_fixIframe = function (pane) {
  		if (browser.mozilla) return; // skip FireFox - it auto-refreshes iframes onShow
  		var $P = $Ps[pane];
  		// if the 'pane' is an iframe, do it
  		if (state[pane].tagName === "IFRAME")
  			$P.css(_c.hidden).css(_c.visible); 
  		else // ditto for any iframes INSIDE the pane
  			$P.find('IFRAME').css(_c.hidden).css(_c.visible);
  	}
  
  	/**
  	 * @param  {string}		pane		Can accept ONLY a 'pane' (east, west, etc)
  	 * @param  {number=}		outerSize	(optional) Can pass a width, allowing calculations BEFORE element is resized
  	 * @return {number}		Returns the innerHeight/Width of el by subtracting padding and borders
  	 */
  ,	cssSize = function (pane, outerSize) {
  		var fn = _c[pane].dir=="horz" ? cssH : cssW;
  		return fn($Ps[pane], outerSize);
  	}
  
  	/**
  	 * @param  {string}		pane		Can accept ONLY a 'pane' (east, west, etc)
  	 * @return {Object}		Returns hash of minWidth & minHeight
  	 */
  ,	cssMinDims = function (pane) {
  		// minWidth/Height means CSS width/height = 1px
  		var	$P	= $Ps[pane]
  		,	dir	= _c[pane].dir
  		,	d	= {
  				minWidth:	1001 - cssW($P, 1000)
  			,	minHeight:	1001 - cssH($P, 1000)
  			}
  		;
  		if (dir === "horz") d.minSize = d.minHeight;
  		if (dir === "vert") d.minSize = d.minWidth;
  		return d;
  	}
  
  	// TODO: see if these methods can be made more useful...
  	// TODO: *maybe* return cssW/H from these so caller can use this info
  
  	/**
  	 * @param {(string|!Object)}		el
  	 * @param {number=}				outerWidth
  	 * @param {boolean=}				[autoHide=false]
  	 */
  ,	setOuterWidth = function (el, outerWidth, autoHide) {
  		var $E = el, w;
  		if (isStr(el)) $E = $Ps[el]; // west
  		else if (!el.jquery) $E = $(el);
  		w = cssW($E, outerWidth);
  		$E.css({ width: w });
  		if (w > 0) {
  			if (autoHide && $E.data('autoHidden') && $E.innerHeight() > 0) {
  				$E.show().data('autoHidden', false);
  				if (!browser.mozilla) // FireFox refreshes iframes - IE does not
  					// make hidden, then visible to 'refresh' display after animation
  					$E.css(_c.hidden).css(_c.visible);
  			}
  		}
  		else if (autoHide && !$E.data('autoHidden'))
  			$E.hide().data('autoHidden', true);
  	}
  
  	/**
  	 * @param {(string|!Object)}		el
  	 * @param {number=}				outerHeight
  	 * @param {boolean=}				[autoHide=false]
  	 */
  ,	setOuterHeight = function (el, outerHeight, autoHide) {
  		var $E = el, h;
  		if (isStr(el)) $E = $Ps[el]; // west
  		else if (!el.jquery) $E = $(el);
  		h = cssH($E, outerHeight);
  		$E.css({ height: h, visibility: "visible" }); // may have been 'hidden' by sizeContent
  		if (h > 0 && $E.innerWidth() > 0) {
  			if (autoHide && $E.data('autoHidden')) {
  				$E.show().data('autoHidden', false);
  				if (!browser.mozilla) // FireFox refreshes iframes - IE does not
  					$E.css(_c.hidden).css(_c.visible);
  			}
  		}
  		else if (autoHide && !$E.data('autoHidden'))
  			$E.hide().data('autoHidden', true);
  	}
  
  
  	/**
  	 * Converts any 'size' params to a pixel/integer size, if not already
  	 * If 'auto' or a decimal/percentage is passed as 'size', a pixel-size is calculated
  	 *
  	/**
  	 * @param  {string}				pane
  	 * @param  {(string|number)=}	size
  	 * @param  {string=}				[dir]
  	 * @return {number}
  	 */
  ,	_parseSize = function (pane, size, dir) {
  		if (!dir) dir = _c[pane].dir;
  
  		if (isStr(size) && size.match(/%/))
  			size = (size === '100%') ? -1 : parseInt(size, 10) / 100; // convert % to decimal
  
  		if (size === 0)
  			return 0;
  		else if (size >= 1)
  			return parseInt(size, 10);
  
  		var o = options, avail = 0;
  		if (dir=="horz") // north or south or center.minHeight
  			avail = sC.innerHeight - ($Ps.north ? o.north.spacing_open : 0) - ($Ps.south ? o.south.spacing_open : 0);
  		else if (dir=="vert") // east or west or center.minWidth
  			avail = sC.innerWidth - ($Ps.west ? o.west.spacing_open : 0) - ($Ps.east ? o.east.spacing_open : 0);
  
  		if (size === -1) // -1 == 100%
  			return avail;
  		else if (size > 0) // percentage, eg: .25
  			return round(avail * size);
  		else if (pane=="center")
  			return 0;
  		else { // size < 0 || size=='auto' || size==Missing || size==Invalid
  			// auto-size the pane
  			var	dim	= (dir === "horz" ? "height" : "width")
  			,	$P	= $Ps[pane]
  			,	$C	= dim === 'height' ? $Cs[pane] : false
  			,	vis	= $.layout.showInvisibly($P) // show pane invisibly if hidden
  			,	szP	= $P.css(dim) // SAVE current pane size
  			,	szC	= $C ? $C.css(dim) : 0 // SAVE current content size
  			;
  			$P.css(dim, "auto");
  			if ($C) $C.css(dim, "auto");
  			size = (dim === "height") ? $P.outerHeight() : $P.outerWidth(); // MEASURE
  			$P.css(dim, szP).css(vis); // RESET size & visibility
  			if ($C) $C.css(dim, szC);
  			return size;
  		}
  	}
  
  	/**
  	 * Calculates current 'size' (outer-width or outer-height) of a border-pane - optionally with 'pane-spacing' added
  	 *
  	 * @param  {(string|!Object)}	pane
  	 * @param  {boolean=}			[inclSpace=false]
  	 * @return {number}				Returns EITHER Width for east/west panes OR Height for north/south panes
  	 */
  ,	getPaneSize = function (pane, inclSpace) {
  		var 
  			$P	= $Ps[pane]
  		,	o	= options[pane]
  		,	s	= state[pane]
  		,	oSp	= (inclSpace ? o.spacing_open : 0)
  		,	cSp	= (inclSpace ? o.spacing_closed : 0)
  		;
  		if (!$P || s.isHidden)
  			return 0;
  		else if (s.isClosed || (s.isSliding && inclSpace))
  			return cSp;
  		else if (_c[pane].dir === "horz")
  			return $P.outerHeight() + oSp;
  		else // dir === "vert"
  			return $P.outerWidth() + oSp;
  	}
  
  	/**
  	 * Calculate min/max pane dimensions and limits for resizing
  	 *
  	 * @param  {string}		pane
  	 * @param  {boolean=}	[slide=false]
  	 */
  ,	setSizeLimits = function (pane, slide) {
  		if (!isInitialized()) return;
  		var 
  			o				= options[pane]
  		,	s				= state[pane]
  		,	c				= _c[pane]
  		,	dir				= c.dir
  		,	type			= c.sizeType.toLowerCase()
  		,	isSliding		= (slide != undefined ? slide : s.isSliding) // only open() passes 'slide' param
  		,	$P				= $Ps[pane]
  		,	paneSpacing		= o.spacing_open
  		//	measure the pane on the *opposite side* from this pane
  		,	altPane			= _c.oppositeEdge[pane]
  		,	altS			= state[altPane]
  		,	$altP			= $Ps[altPane]
  		,	altPaneSize		= (!$altP || altS.isVisible===false || altS.isSliding ? 0 : (dir=="horz" ? $altP.outerHeight() : $altP.outerWidth()))
  		,	altPaneSpacing	= ((!$altP || altS.isHidden ? 0 : options[altPane][ altS.isClosed !== false ? "spacing_closed" : "spacing_open" ]) || 0)
  		//	limitSize prevents this pane from 'overlapping' opposite pane
  		,	containerSize	= (dir=="horz" ? sC.innerHeight : sC.innerWidth)
  		,	minCenterDims	= cssMinDims("center")
  		,	minCenterSize	= dir=="horz" ? max(options.center.minHeight, minCenterDims.minHeight) : max(options.center.minWidth, minCenterDims.minWidth)
  		//	if pane is 'sliding', then ignore center and alt-pane sizes - because 'overlays' them
  		,	limitSize		= (containerSize - paneSpacing - (isSliding ? 0 : (_parseSize("center", minCenterSize, dir) + altPaneSize + altPaneSpacing)))
  		,	minSize			= s.minSize = max( _parseSize(pane, o.minSize), cssMinDims(pane).minSize )
  		,	maxSize			= s.maxSize = min( (o.maxSize ? _parseSize(pane, o.maxSize) : 100000), limitSize )
  		,	r				= s.resizerPosition = {} // used to set resizing limits
  		,	top				= sC.inset.top
  		,	left			= sC.inset.left
  		,	W				= sC.innerWidth
  		,	H				= sC.innerHeight
  		,	rW				= o.spacing_open // subtract resizer-width to get top/left position for south/east
  		;
  		switch (pane) {
  			case "north":	r.min = top + minSize;
  							r.max = top + maxSize;
  							break;
  			case "west":	r.min = left + minSize;
  							r.max = left + maxSize;
  							break;
  			case "south":	r.min = top + H - maxSize - rW;
  							r.max = top + H - minSize - rW;
  							break;
  			case "east":	r.min = left + W - maxSize - rW;
  							r.max = left + W - minSize - rW;
  							break;
  		};
  	}
  
  	/**
  	 * Returns data for setting the size/position of center pane. Also used to set Height for east/west panes
  	 *
  	 * @return JSON  Returns a hash of all dimensions: top, bottom, left, right, (outer) width and (outer) height
  	 */
  ,	calcNewCenterPaneDims = function () {
  		var d = {
  			top:	getPaneSize("north", true) // true = include 'spacing' value for pane
  		,	bottom:	getPaneSize("south", true)
  		,	left:	getPaneSize("west", true)
  		,	right:	getPaneSize("east", true)
  		,	width:	0
  		,	height:	0
  		};
  
  		// NOTE: sC = state.container
  		// calc center-pane outer dimensions
  		d.width		= sC.innerWidth - d.left - d.right;  // outerWidth
  		d.height	= sC.innerHeight - d.bottom - d.top; // outerHeight
  		// add the 'container border/padding' to get final positions relative to the container
  		d.top		+= sC.inset.top;
  		d.bottom	+= sC.inset.bottom;
  		d.left		+= sC.inset.left;
  		d.right		+= sC.inset.right;
  
  		return d;
  	}
  
  
  	/**
  	 * @param {!Object}		el
  	 * @param {boolean=}		[allStates=false]
  	 */
  ,	getHoverClasses = function (el, allStates) {
  		var
  			$El		= $(el)
  		,	type	= $El.data("layoutRole")
  		,	pane	= $El.data("layoutEdge")
  		,	o		= options[pane]
  		,	root	= o[type +"Class"]
  		,	_pane	= "-"+ pane // eg: "-west"
  		,	_open	= "-open"
  		,	_closed	= "-closed"
  		,	_slide	= "-sliding"
  		,	_hover	= "-hover " // NOTE the trailing space
  		,	_state	= $El.hasClass(root+_closed) ? _closed : _open
  		,	_alt	= _state === _closed ? _open : _closed
  		,	classes = (root+_hover) + (root+_pane+_hover) + (root+_state+_hover) + (root+_pane+_state+_hover)
  		;
  		if (allStates) // when 'removing' classes, also remove alternate-state classes
  			classes += (root+_alt+_hover) + (root+_pane+_alt+_hover);
  
  		if (type=="resizer" && $El.hasClass(root+_slide))
  			classes += (root+_slide+_hover) + (root+_pane+_slide+_hover);
  
  		return $.trim(classes);
  	}
  ,	addHover	= function (evt, el) {
  		var $E = $(el || this);
  		if (evt && $E.data("layoutRole") === "toggler")
  			evt.stopPropagation(); // prevent triggering 'slide' on Resizer-bar
  		$E.addClass( getHoverClasses($E) );
  	}
  ,	removeHover	= function (evt, el) {
  		var $E = $(el || this);
  		$E.removeClass( getHoverClasses($E, true) );
  	}
  
  ,	onResizerEnter	= function (evt) { // ALSO called by toggler.mouseenter
  		var pane	= $(this).data("layoutEdge")
  		,	s		= state[pane]
  		,	$d		= $(document)
  		;
  		// ignore closed-panes and mouse moving back & forth over resizer!
  		// also ignore if ANY pane is currently resizing
  		if ( s.isResizing || state.paneResizing ) return;
  
  		if (options.maskPanesEarly)
  			showMasks( pane, { resizing: true });
  	}
  ,	onResizerLeave	= function (evt, el) {
  		var	e		= el || this // el is only passed when called by the timer
  		,	pane	= $(e).data("layoutEdge")
  		,	name	= pane +"ResizerLeave"
  		,	$d		= $(document)
  		;
  		timer.clear(pane+"_openSlider"); // cancel slideOpen timer, if set
  		timer.clear(name); // cancel enableSelection timer - may re/set below
  		// this method calls itself on a timer because it needs to allow
  		// enough time for dragging to kick-in and set the isResizing flag
  		// dragging has a 100ms delay set, so this delay must be >100
  		if (!el) // 1st call - mouseleave event
  			timer.set(name, function(){ onResizerLeave(evt, e); }, 200);
  		// if user is resizing, dragStop will reset everything, so skip it here
  		else if (options.maskPanesEarly && !state.paneResizing) // 2nd call - by timer
  			hideMasks();
  	}
  
  /*
   * ###########################
   *   INITIALIZATION METHODS
   * ###########################
   */
  
  	/**
  	 * Initialize the layout - called automatically whenever an instance of layout is created
  	 *
  	 * @see  none - triggered onInit
  	 * @return  mixed	true = fully initialized | false = panes not initialized (yet) | 'cancel' = abort
  	 */
  ,	_create = function () {
  		// initialize config/options
  		initOptions();
  		var o = options
  		,	s = state;
  
  		// TEMP state so isInitialized returns true during init process
  		s.creatingLayout = true;
  
  		// init plugins for this layout, if there are any (eg: stateManagement)
  		runPluginCallbacks( Instance, $.layout.onCreate );
  
  		// options & state have been initialized, so now run beforeLoad callback
  		// onload will CANCEL layout creation if it returns false
  		if (false === _runCallbacks("onload_start"))
  			return 'cancel';
  
  		// initialize the container element
  		_initContainer();
  
  		// bind hotkey function - keyDown - if required
  		initHotkeys();
  
  		// bind window.onunload
  		$(window).bind("unload."+ sID, unload);
  
  		// init plugins for this layout, if there are any (eg: customButtons)
  		runPluginCallbacks( Instance, $.layout.onLoad );
  
  		// if layout elements are hidden, then layout WILL NOT complete initialization!
  		// initLayoutElements will set initialized=true and run the onload callback IF successful
  		if (o.initPanes) _initLayoutElements();
  
  		delete s.creatingLayout;
  
  		return state.initialized;
  	}
  
  	/**
  	 * Initialize the layout IF not already
  	 *
  	 * @see  All methods in Instance run this test
  	 * @return  boolean	true = layoutElements have been initialized | false = panes are not initialized (yet)
  	 */
  ,	isInitialized = function () {
  		if (state.initialized || state.creatingLayout) return true;	// already initialized
  		else return _initLayoutElements();	// try to init panes NOW
  	}
  
  	/**
  	 * Initialize the layout - called automatically whenever an instance of layout is created
  	 *
  	 * @see  _create() & isInitialized
  	 * @param {boolean=}		[retry=false]	// indicates this is a 2nd try
  	 * @return  An object pointer to the instance created
  	 */
  ,	_initLayoutElements = function (retry) {
  		// initialize config/options
  		var o = options;
  		// CANNOT init panes inside a hidden container!
  		if (!$N.is(":visible")) {
  			// handle Chrome bug where popup window 'has no height'
  			// if layout is BODY element, try again in 50ms
  			// SEE: http://layout.jquery-dev.com/samples/test_popup_window.html
  			if ( !retry && browser.webkit && $N[0].tagName === "BODY" )
  				setTimeout(function(){ _initLayoutElements(true); }, 50);
  			return false;
  		}
  
  		// a center pane is required, so make sure it exists
  		if (!getPane("center").length) {
  			return _log( o.errors.centerPaneMissing );
  		}
  
  		// TEMP state so isInitialized returns true during init process
  		state.creatingLayout = true;
  
  		// update Container dims
  		$.extend(sC, elDims( $N, o.inset )); // passing inset means DO NOT include insetX values
  
  		// initialize all layout elements
  		initPanes();	// size & position panes - calls initHandles() - which calls initResizable()
  
  		if (o.scrollToBookmarkOnLoad) {
  			var l = self.location;
  			if (l.hash) l.replace( l.hash ); // scrollTo Bookmark
  		}
  
  		// check to see if this layout 'nested' inside a pane
  		if (Instance.hasParentLayout)
  			o.resizeWithWindow = false;
  		// bind resizeAll() for 'this layout instance' to window.resize event
  		else if (o.resizeWithWindow)
  			$(window).bind("resize."+ sID, windowResize);
  
  		delete state.creatingLayout;
  		state.initialized = true;
  
  		// init plugins for this layout, if there are any
  		runPluginCallbacks( Instance, $.layout.onReady );
  
  		// now run the onload callback, if exists
  		_runCallbacks("onload_end");
  
  		return true; // elements initialized successfully
  	}
  
  	/**
  	 * Initialize nested layouts for a specific pane - can optionally pass layout-options
  	 *
  	 * @param {(string|Object)}	evt_or_pane	The pane being opened, ie: north, south, east, or west
  	 * @param {Object=}			[opts]		Layout-options - if passed, will OVERRRIDE options[pane].children
  	 * @return  An object pointer to the layout instance created - or null
  	 */
  ,	createChildren = function (evt_or_pane, opts) {
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$P	= $Ps[pane]
  		;
  		if (!$P) return;
  		var	$C	= $Cs[pane]
  		,	s	= state[pane]
  		,	o	= options[pane]
  		,	sm	= options.stateManagement || {}
  		,	cos = opts ? (o.children = opts) : o.children
  		;
  		if ( $.isPlainObject( cos ) )
  			cos = [ cos ]; // convert a hash to a 1-elem array
  		else if (!cos || !$.isArray( cos ))
  			return;
  
  		$.each( cos, function (idx, co) {
  			if ( !$.isPlainObject( co ) ) return;
  
  			// determine which element is supposed to be the 'child container'
  			// if pane has a 'containerSelector' OR a 'content-div', use those instead of the pane
  			var $containers = co.containerSelector ? $P.find( co.containerSelector ) : ($C || $P);
  
  			$containers.each(function(){
  				var $cont	= $(this)
  				,	child	= $cont.data("layout") //	see if a child-layout ALREADY exists on this element
  				;
  				// if no layout exists, but children are set, try to create the layout now
  				if (!child) {
  					// TODO: see about moving this to the stateManagement plugin, as a method
  					// set a unique child-instance key for this layout, if not already set
  					setInstanceKey({ container: $cont, options: co }, s );
  					// If THIS layout has a hash in stateManagement.autoLoad,
  					// then see if it also contains state-data for this child-layout
  					// If so, copy the stateData to child.options.stateManagement.autoLoad
  					if ( sm.includeChildren && state.stateData[pane] ) {
  						//	THIS layout's state was cached when its state was loaded
  						var	paneChildren = state.stateData[pane].children || {}
  						,	childState	= paneChildren[ co.instanceKey ]
  						,	co_sm		= co.stateManagement || (co.stateManagement = { autoLoad: true })
  						;
  						// COPY the stateData into the autoLoad key
  						if ( co_sm.autoLoad === true && childState ) {
  							co_sm.autoSave			= false; // disable autoSave because saving handled by parent-layout
  							co_sm.includeChildren	= true;  // cascade option - FOR NOW
  							co_sm.autoLoad = $.extend(true, {}, childState); // COPY the state-hash
  						}
  					}
  
  					// create the layout
  					child = $cont.layout( co );
  
  					// if successful, update data
  					if (child) {
  						// add the child and update all layout-pointers
  						// MAY have already been done by child-layout calling parent.refreshChildren()
  						refreshChildren( pane, child );
  					}
  				}
  			});
  		});
  	}
  
  ,	setInstanceKey = function (child, parentPaneState) {
  		// create a named key for use in state and instance branches
  		var	$c	= child.container
  		,	o	= child.options
  		,	sm	= o.stateManagement
  		,	key	= o.instanceKey || $c.data("layoutInstanceKey")
  		;
  		if (!key) key = (sm && sm.cookie ? sm.cookie.name : '') || o.name; // look for a name/key
  		if (!key) key = "layout"+ (++parentPaneState.childIdx);	// if no name/key found, generate one
  		else key = key.replace(/[^\w-]/gi, '_').replace(/_{2,}/g, '_');	 // ensure is valid as a hash key
  		o.instanceKey = key;
  		$c.data("layoutInstanceKey", key); // useful if layout is destroyed and then recreated
  		return key;
  	}
  
  	/**
  	 * @param {string}		pane		The pane being opened, ie: north, south, east, or west
  	 * @param {Object=}		newChild	New child-layout Instance to add to this pane
  	 */
  ,	refreshChildren = function (pane, newChild) {
  		var	$P	= $Ps[pane]
  		,	pC	= children[pane]
  		,	s	= state[pane]
  		,	o
  		;
  		// check for destroy()ed layouts and update the child pointers & arrays
  		if ($.isPlainObject( pC )) {
  			$.each( pC, function (key, child) {
  				if (child.destroyed) delete pC[key]
  			});
  			// if no more children, remove the children hash
  			if ($.isEmptyObject( pC ))
  				pC = children[pane] = null; // clear children hash
  		}
  
  		// see if there is a directly-nested layout inside this pane
  		// if there is, then there can be only ONE child-layout, so check that...
  		if (!newChild && !pC) {
  			newChild = $P.data("layout");
  		}
  
  		// if a newChild instance was passed, add it to children[pane]
  		if (newChild) {
  			// update child.state
  			newChild.hasParentLayout = true; // set parent-flag in child
  			// instanceKey is a key-name used in both state and children
  			o = newChild.options;
  			// set a unique child-instance key for this layout, if not already set
  			setInstanceKey( newChild, s );
  			// add pointer to pane.children hash
  			if (!pC) pC = children[pane] = {}; // create an empty children hash
  			pC[ o.instanceKey ] = newChild.container.data("layout"); // add childLayout instance
  		}
  
  		// ALWAYS refresh the pane.children alias, even if null
  		Instance[pane].children = children[pane];
  
  		// if newChild was NOT passed - see if there is a child layout NOW
  		if (!newChild) {
  			createChildren(pane); // MAY create a child and re-call this method
  		}
  	}
  
  ,	windowResize = function () {
  		var	o = options
  		,	delay = Number(o.resizeWithWindowDelay);
  		if (delay < 10) delay = 100; // MUST have a delay!
  		// resizing uses a delay-loop because the resize event fires repeatly - except in FF, but delay anyway
  		timer.clear("winResize"); // if already running
  		timer.set("winResize", function(){
  			timer.clear("winResize");
  			timer.clear("winResizeRepeater");
  			var dims = elDims( $N, o.inset );
  			// only trigger resizeAll() if container has changed size
  			if (dims.innerWidth !== sC.innerWidth || dims.innerHeight !== sC.innerHeight)
  				resizeAll();
  		}, delay);
  		// ALSO set fixed-delay timer, if not already running
  		if (!timer.data["winResizeRepeater"]) setWindowResizeRepeater();
  	}
  
  ,	setWindowResizeRepeater = function () {
  		var delay = Number(options.resizeWithWindowMaxDelay);
  		if (delay > 0)
  			timer.set("winResizeRepeater", function(){ setWindowResizeRepeater(); resizeAll(); }, delay);
  	}
  
  ,	unload = function () {
  		var o = options;
  
  		_runCallbacks("onunload_start");
  
  		// trigger plugin callabacks for this layout (eg: stateManagement)
  		runPluginCallbacks( Instance, $.layout.onUnload );
  
  		_runCallbacks("onunload_end");
  	}
  
  	/**
  	 * Validate and initialize container CSS and events
  	 *
  	 * @see  _create()
  	 */
  ,	_initContainer = function () {
  		var
  			N		= $N[0]	
  		,	$H		= $("html")
  		,	tag		= sC.tagName = N.tagName
  		,	id		= sC.id = N.id
  		,	cls		= sC.className = N.className
  		,	o		= options
  		,	name	= o.name
  		,	props	= "position,margin,padding,border"
  		,	css		= "layoutCSS"
  		,	CSS		= {}
  		,	hid		= "hidden" // used A LOT!
  		//	see if this container is a 'pane' inside an outer-layout
  		,	parent	= $N.data("parentLayout")	// parent-layout Instance
  		,	pane	= $N.data("layoutEdge")		// pane-name in parent-layout
  		,	isChild	= parent && pane
  		,	num		= $.layout.cssNum
  		,	$parent, n
  		;
  		// sC = state.container
  		// sC.selector = $N.selector.split(".slice")[0];
  		sC.ref		= (o.name ? o.name +' layout / ' : '') + tag + (id ? "#"+id : cls ? '.['+cls+']' : ''); // used in messages
  		sC.isBody	= (tag === "BODY");
  
  		// try to find a parent-layout
  		if (!isChild && !sC.isBody) {
  			$parent = $N.closest("."+ $.layout.defaults.panes.paneClass);
  			parent	= $parent.data("parentLayout");
  			pane	= $parent.data("layoutEdge");
  			isChild	= parent && pane;
  		}
  
  		$N	.data({
  				layout: Instance
  			,	layoutContainer: sID // FLAG to indicate this is a layout-container - contains unique internal ID
  			})
  			.addClass(o.containerClass)
  		;
  		var layoutMethods = {
  			destroy:	''
  		,	initPanes:	''
  		,	resizeAll:	'resizeAll'
  		,	resize:		'resizeAll'
  		};
  		// loop hash and bind all methods - include layoutID namespacing
  		for (name in layoutMethods) {
  			$N.bind("layout"+ name.toLowerCase() +"."+ sID, Instance[ layoutMethods[name] || name ]);
  		}
  
  		// if this container is another layout's 'pane', then set child/parent pointers
  		if (isChild) {
  			// update parent flag
  			Instance.hasParentLayout = true;
  			// set pointers to THIS child-layout (Instance) in parent-layout
  			parent.refreshChildren( pane, Instance );
  		}
  
  		// SAVE original container CSS for use in destroy()
  		if (!$N.data(css)) {
  			// handle props like overflow different for BODY & HTML - has 'system default' values
  			if (sC.isBody) {
  				// SAVE <BODY> CSS
  				$N.data(css, $.extend( styles($N, props), {
  					height:		$N.css("height")
  				,	overflow:	$N.css("overflow")
  				,	overflowX:	$N.css("overflowX")
  				,	overflowY:	$N.css("overflowY")
  				}));
  				// ALSO SAVE <HTML> CSS
  				$H.data(css, $.extend( styles($H, 'padding'), {
  					height:		"auto" // FF would return a fixed px-size!
  				,	overflow:	$H.css("overflow")
  				,	overflowX:	$H.css("overflowX")
  				,	overflowY:	$H.css("overflowY")
  				}));
  			}
  			else // handle props normally for non-body elements
  				$N.data(css, styles($N, props+",top,bottom,left,right,width,height,overflow,overflowX,overflowY") );
  		}
  
  		try {
  			// common container CSS
  			CSS = {
  				overflow:	hid
  			,	overflowX:	hid
  			,	overflowY:	hid
  			};
  			$N.css( CSS );
  
  			if (o.inset && !$.isPlainObject(o.inset)) {
  				// can specify a single number for equal outset all-around
  				n = parseInt(o.inset, 10) || 0
  				o.inset = {
  					top:	n
  				,	bottom:	n
  				,	left:	n
  				,	right:	n
  				};
  			}
  
  			// format html & body if this is a full page layout
  			if (sC.isBody) {
  				// if HTML has padding, use this as an outer-spacing around BODY
  				if (!o.outset) {
  					// use padding from parent-elem (HTML) as outset
  					o.outset = {
  						top:	num($H, "paddingTop")
  					,	bottom:	num($H, "paddingBottom")
  					,	left:	num($H, "paddingLeft")
  					,	right:	num($H, "paddingRight")
  					};
  				}
  				else if (!$.isPlainObject(o.outset)) {
  					// can specify a single number for equal outset all-around
  					n = parseInt(o.outset, 10) || 0
  					o.outset = {
  						top:	n
  					,	bottom:	n
  					,	left:	n
  					,	right:	n
  					};
  				}
  				// HTML
  				$H.css( CSS ).css({
  					height:		"100%"
  				,	border:		"none"	// no border or padding allowed when using height = 100%
  				,	padding:	0		// ditto
  				,	margin:		0
  				});
  				// BODY
  				if (browser.isIE6) {
  					// IE6 CANNOT use the trick of setting absolute positioning on all 4 sides - must have 'height'
  					$N.css({
  						width:		"100%"
  					,	height:		"100%"
  					,	border:		"none"	// no border or padding allowed when using height = 100%
  					,	padding:	0		// ditto
  					,	margin:		0
  					,	position:	"relative"
  					});
  					// convert body padding to an inset option - the border cannot be measured in IE6!
  					if (!o.inset) o.inset = elDims( $N ).inset;
  				}
  				else { // use absolute positioning for BODY to allow borders & padding without overflow
  					$N.css({
  						width:		"auto"
  					,	height:		"auto"
  					,	margin:		0
  					,	position:	"absolute"	// allows for border and padding on BODY
  					});
  					// apply edge-positioning created above
  					$N.css( o.outset );
  				}
  				// set current layout-container dimensions
  				$.extend(sC, elDims( $N, o.inset )); // passing inset means DO NOT include insetX values
  			}
  			else {
  				// container MUST have 'position'
  				var	p = $N.css("position");
  				if (!p || !p.match(/(fixed|absolute|relative)/))
  					$N.css("position","relative");
  
  				// set current layout-container dimensions
  				if ( $N.is(":visible") ) {
  					$.extend(sC, elDims( $N, o.inset )); // passing inset means DO NOT change insetX (padding) values
  					if (sC.innerHeight < 1) // container has no 'height' - warn developer
  						_log( o.errors.noContainerHeight.replace(/CONTAINER/, sC.ref) );
  				}
  			}
  
  			// if container has min-width/height, then enable scrollbar(s)
  			if ( num($N, "minWidth")  ) $N.parent().css("overflowX","auto");
  			if ( num($N, "minHeight") ) $N.parent().css("overflowY","auto");
  
  		} catch (ex) {}
  	}
  
  	/**
  	 * Bind layout hotkeys - if options enabled
  	 *
  	 * @see  _create() and addPane()
  	 * @param {string=}	[panes=""]	The edge(s) to process
  	 */
  ,	initHotkeys = function (panes) {
  		panes = panes ? panes.split(",") : _c.borderPanes;
  		// bind keyDown to capture hotkeys, if option enabled for ANY pane
  		$.each(panes, function (i, pane) {
  			var o = options[pane];
  			if (o.enableCursorHotkey || o.customHotkey) {
  				$(document).bind("keydown."+ sID, keyDown); // only need to bind this ONCE
  				return false; // BREAK - binding was done
  			}
  		});
  	}
  
  	/**
  	 * Build final OPTIONS data
  	 *
  	 * @see  _create()
  	 */
  ,	initOptions = function () {
  		var data, d, pane, key, val, i, c, o;
  
  		// reprocess user's layout-options to have correct options sub-key structure
  		opts = $.layout.transformData( opts, true ); // panes = default subkey
  
  		// auto-rename old options for backward compatibility
  		opts = $.layout.backwardCompatibility.renameAllOptions( opts );
  
  		// if user-options has 'panes' key (pane-defaults), clean it...
  		if (!$.isEmptyObject(opts.panes)) {
  			// REMOVE any pane-defaults that MUST be set per-pane
  			data = $.layout.optionsMap.noDefault;
  			for (i=0, c=data.length; i<c; i++) {
  				key = data[i];
  				delete opts.panes[key]; // OK if does not exist
  			}
  			// REMOVE any layout-options specified under opts.panes
  			data = $.layout.optionsMap.layout;
  			for (i=0, c=data.length; i<c; i++) {
  				key = data[i];
  				delete opts.panes[key]; // OK if does not exist
  			}
  		}
  
  		// MOVE any NON-layout-options from opts-root to opts.panes
  		data = $.layout.optionsMap.layout;
  		var rootKeys = $.layout.config.optionRootKeys;
  		for (key in opts) {
  			val = opts[key];
  			if ($.inArray(key, rootKeys) < 0 && $.inArray(key, data) < 0) {
  				if (!opts.panes[key])
  					opts.panes[key] = $.isPlainObject(val) ? $.extend(true, {}, val) : val;
  				delete opts[key]
  			}
  		}
  
  		// START by updating ALL options from opts
  		$.extend(true, options, opts);
  
  		// CREATE final options (and config) for EACH pane
  		$.each(_c.allPanes, function (i, pane) {
  
  			// apply 'pane-defaults' to CONFIG.[PANE]
  			_c[pane] = $.extend(true, {}, _c.panes, _c[pane]);
  
  			d = options.panes;
  			o = options[pane];
  
  			// center-pane uses SOME keys in defaults.panes branch
  			if (pane === 'center') {
  				// ONLY copy keys from opts.panes listed in: $.layout.optionsMap.center
  				data = $.layout.optionsMap.center;		// list of 'center-pane keys'
  				for (i=0, c=data.length; i<c; i++) {	// loop the list...
  					key = data[i];
  					// only need to use pane-default if pane-specific value not set
  					if (!opts.center[key] && (opts.panes[key] || !o[key]))
  						o[key] = d[key]; // pane-default
  				}
  			}
  			else {
  				// border-panes use ALL keys in defaults.panes branch
  				o = options[pane] = $.extend(true, {}, d, o); // re-apply pane-specific opts AFTER pane-defaults
  				createFxOptions( pane );
  				// ensure all border-pane-specific base-classes exist
  				if (!o.resizerClass)	o.resizerClass	= "ui-layout-resizer";
  				if (!o.togglerClass)	o.togglerClass	= "ui-layout-toggler";
  			}
  			// ensure we have base pane-class (ALL panes)
  			if (!o.paneClass) o.paneClass = "ui-layout-pane";
  		});
  
  		// update options.zIndexes if a zIndex-option specified
  		var zo	= opts.zIndex
  		,	z	= options.zIndexes;
  		if (zo > 0) {
  			z.pane_normal		= zo;
  			z.content_mask		= max(zo+1, z.content_mask);	// MIN = +1
  			z.resizer_normal	= max(zo+2, z.resizer_normal);	// MIN = +2
  		}
  
  		// DELETE 'panes' key now that we are done - values were copied to EACH pane
  		delete options.panes;
  
  
  		function createFxOptions ( pane ) {
  			var	o = options[pane]
  			,	d = options.panes;
  			// ensure fxSettings key to avoid errors
  			if (!o.fxSettings) o.fxSettings = {};
  			if (!d.fxSettings) d.fxSettings = {};
  
  			$.each(["_open","_close","_size"], function (i,n) { 
  				var
  					sName		= "fxName"+ n
  				,	sSpeed		= "fxSpeed"+ n
  				,	sSettings	= "fxSettings"+ n
  					// recalculate fxName according to specificity rules
  				,	fxName = o[sName] =
  						o[sName]	// options.west.fxName_open
  					||	d[sName]	// options.panes.fxName_open
  					||	o.fxName	// options.west.fxName
  					||	d.fxName	// options.panes.fxName
  					||	"none"		// MEANS $.layout.defaults.panes.fxName == "" || false || null || 0
  				,	fxExists	= $.effects && ($.effects[fxName] || ($.effects.effect && $.effects.effect[fxName]))
  				;
  				// validate fxName to ensure is valid effect - MUST have effect-config data in options.effects
  				if (fxName === "none" || !options.effects[fxName] || !fxExists)
  					fxName = o[sName] = "none"; // effect not loaded OR unrecognized fxName
  
  				// set vars for effects subkeys to simplify logic
  				var	fx		= options.effects[fxName] || {}	// effects.slide
  				,	fx_all	= fx.all	|| null				// effects.slide.all
  				,	fx_pane	= fx[pane]	|| null				// effects.slide.west
  				;
  				// create fxSpeed[_open|_close|_size]
  				o[sSpeed] =
  					o[sSpeed]				// options.west.fxSpeed_open
  				||	d[sSpeed]				// options.west.fxSpeed_open
  				||	o.fxSpeed				// options.west.fxSpeed
  				||	d.fxSpeed				// options.panes.fxSpeed
  				||	null					// DEFAULT - let fxSetting.duration control speed
  				;
  				// create fxSettings[_open|_close|_size]
  				o[sSettings] = $.extend(
  					true
  				,	{}
  				,	fx_all					// effects.slide.all
  				,	fx_pane					// effects.slide.west
  				,	d.fxSettings			// options.panes.fxSettings
  				,	o.fxSettings			// options.west.fxSettings
  				,	d[sSettings]			// options.panes.fxSettings_open
  				,	o[sSettings]			// options.west.fxSettings_open
  				);
  			});
  
  			// DONE creating action-specific-settings for this pane,
  			// so DELETE generic options - are no longer meaningful
  			delete o.fxName;
  			delete o.fxSpeed;
  			delete o.fxSettings;
  		}
  	}
  
  	/**
  	 * Initialize module objects, styling, size and position for all panes
  	 *
  	 * @see  _initElements()
  	 * @param {string}	pane		The pane to process
  	 */
  ,	getPane = function (pane) {
  		var sel = options[pane].paneSelector
  		if (sel.substr(0,1)==="#") // ID selector
  			// NOTE: elements selected 'by ID' DO NOT have to be 'children'
  			return $N.find(sel).eq(0);
  		else { // class or other selector
  			var $P = $N.children(sel).eq(0);
  			// look for the pane nested inside a 'form' element
  			return $P.length ? $P : $N.children("form:first").children(sel).eq(0);
  		}
  	}
  
  	/**
  	 * @param {Object=}		evt
  	 */
  ,	initPanes = function (evt) {
  		// stopPropagation if called by trigger("layoutinitpanes") - use evtPane utility 
  		evtPane(evt);
  
  		// NOTE: do north & south FIRST so we can measure their height - do center LAST
  		$.each(_c.allPanes, function (idx, pane) {
  			addPane( pane, true );
  		});
  
  		// init the pane-handles NOW in case we have to hide or close the pane below
  		initHandles();
  
  		// now that all panes have been initialized and initially-sized,
  		// make sure there is really enough space available for each pane
  		$.each(_c.borderPanes, function (i, pane) {
  			if ($Ps[pane] && state[pane].isVisible) { // pane is OPEN
  				setSizeLimits(pane);
  				makePaneFit(pane); // pane may be Closed, Hidden or Resized by makePaneFit()
  			}
  		});
  		// size center-pane AGAIN in case we 'closed' a border-pane in loop above
  		sizeMidPanes("center");
  
  		//	Chrome/Webkit sometimes fires callbacks BEFORE it completes resizing!
  		//	Before RC30.3, there was a 10ms delay here, but that caused layout 
  		//	to load asynchrously, which is BAD, so try skipping delay for now
  
  		// process pane contents and callbacks, and init/resize child-layout if exists
  		$.each(_c.allPanes, function (idx, pane) {
  			afterInitPane(pane);
  		});
  	}
  
  	/**
  	 * Add a pane to the layout - subroutine of initPanes()
  	 *
  	 * @see  initPanes()
  	 * @param {string}	pane			The pane to process
  	 * @param {boolean=}	[force=false]	Size content after init
  	 */
  ,	addPane = function (pane, force) {
  		if ( !force && !isInitialized() ) return;
  		var
  			o		= options[pane]
  		,	s		= state[pane]
  		,	c		= _c[pane]
  		,	dir		= c.dir
  		,	fx		= s.fx
  		,	spacing	= o.spacing_open || 0
  		,	isCenter = (pane === "center")
  		,	CSS		= {}
  		,	$P		= $Ps[pane]
  		,	size, minSize, maxSize, child
  		;
  		// if pane-pointer already exists, remove the old one first
  		if ($P)
  			removePane( pane, false, true, false );
  		else
  			$Cs[pane] = false; // init
  
  		$P = $Ps[pane] = getPane(pane);
  		if (!$P.length) {
  			$Ps[pane] = false; // logic
  			return;
  		}
  
  		// SAVE original Pane CSS
  		if (!$P.data("layoutCSS")) {
  			var props = "position,top,left,bottom,right,width,height,overflow,zIndex,display,backgroundColor,padding,margin,border";
  			$P.data("layoutCSS", styles($P, props));
  		}
  
  		// create alias for pane data in Instance - initHandles will add more
  		Instance[pane] = {
  			name:		pane
  		,	pane:		$Ps[pane]
  		,	content:	$Cs[pane]
  		,	options:	options[pane]
  		,	state:		state[pane]
  		,	children:	children[pane]
  		};
  
  		// add classes, attributes & events
  		$P	.data({
  				parentLayout:	Instance		// pointer to Layout Instance
  			,	layoutPane:		Instance[pane]	// NEW pointer to pane-alias-object
  			,	layoutEdge:		pane
  			,	layoutRole:		"pane"
  			})
  			.css(c.cssReq).css("zIndex", options.zIndexes.pane_normal)
  			.css(o.applyDemoStyles ? c.cssDemo : {}) // demo styles
  			.addClass( o.paneClass +" "+ o.paneClass+"-"+pane ) // default = "ui-layout-pane ui-layout-pane-west" - may be a dupe of 'paneSelector'
  			.bind("mouseenter."+ sID, addHover )
  			.bind("mouseleave."+ sID, removeHover )
  			;
  		var paneMethods = {
  				hide:				''
  			,	show:				''
  			,	toggle:				''
  			,	close:				''
  			,	open:				''
  			,	slideOpen:			''
  			,	slideClose:			''
  			,	slideToggle:		''
  			,	size:				'sizePane'
  			,	sizePane:			'sizePane'
  			,	sizeContent:		''
  			,	sizeHandles:		''
  			,	enableClosable:		''
  			,	disableClosable:	''
  			,	enableSlideable:	''
  			,	disableSlideable:	''
  			,	enableResizable:	''
  			,	disableResizable:	''
  			,	swapPanes:			'swapPanes'
  			,	swap:				'swapPanes'
  			,	move:				'swapPanes'
  			,	removePane:			'removePane'
  			,	remove:				'removePane'
  			,	createChildren:		''
  			,	resizeChildren:		''
  			,	resizeAll:			'resizeAll'
  			,	resizeLayout:		'resizeAll'
  			}
  		,	name;
  		// loop hash and bind all methods - include layoutID namespacing
  		for (name in paneMethods) {
  			$P.bind("layoutpane"+ name.toLowerCase() +"."+ sID, Instance[ paneMethods[name] || name ]);
  		}
  
  		// see if this pane has a 'scrolling-content element'
  		initContent(pane, false); // false = do NOT sizeContent() - called later
  
  		if (!isCenter) {
  			// call _parseSize AFTER applying pane classes & styles - but before making visible (if hidden)
  			// if o.size is auto or not valid, then MEASURE the pane and use that as its 'size'
  			size	= s.size = _parseSize(pane, o.size);
  			minSize	= _parseSize(pane,o.minSize) || 1;
  			maxSize	= _parseSize(pane,o.maxSize) || 100000;
  			if (size > 0) size = max(min(size, maxSize), minSize);
  			s.autoResize = o.autoResize; // used with percentage sizes
  
  			// state for border-panes
  			s.isClosed  = false; // true = pane is closed
  			s.isSliding = false; // true = pane is currently open by 'sliding' over adjacent panes
  			s.isResizing= false; // true = pane is in process of being resized
  			s.isHidden	= false; // true = pane is hidden - no spacing, resizer or toggler is visible!
  
  			// array for 'pin buttons' whose classNames are auto-updated on pane-open/-close
  			if (!s.pins) s.pins = [];
  		}
  		//	states common to ALL panes
  		s.tagName	= $P[0].tagName;
  		s.edge		= pane;		// useful if pane is (or about to be) 'swapped' - easy find out where it is (or is going)
  		s.noRoom	= false;	// true = pane 'automatically' hidden due to insufficient room - will unhide automatically
  		s.isVisible	= true;		// false = pane is invisible - closed OR hidden - simplify logic
  
  		// init pane positioning
  		setPanePosition( pane );
  
  		// if pane is not visible, 
  		if (dir === "horz") // north or south pane
  			CSS.height = cssH($P, size);
  		else if (dir === "vert") // east or west pane
  			CSS.width = cssW($P, size);
  		//else if (isCenter) {}
  
  		$P.css(CSS); // apply size -- top, bottom & height will be set by sizeMidPanes
  		if (dir != "horz") sizeMidPanes(pane, true); // true = skipCallback
  
  		// if manually adding a pane AFTER layout initialization, then...
  		if (state.initialized) {
  			initHandles( pane );
  			initHotkeys( pane );
  		}
  
  		// close or hide the pane if specified in settings
  		if (o.initClosed && o.closable && !o.initHidden)
  			close(pane, true, true); // true, true = force, noAnimation
  		else if (o.initHidden || o.initClosed)
  			hide(pane); // will be completely invisible - no resizer or spacing
  		else if (!s.noRoom)
  			// make the pane visible - in case was initially hidden
  			$P.css("display","block");
  		// ELSE setAsOpen() - called later by initHandles()
  
  		// RESET visibility now - pane will appear IF display:block
  		$P.css("visibility","visible");
  
  		// check option for auto-handling of pop-ups & drop-downs
  		if (o.showOverflowOnHover)
  			$P.hover( allowOverflow, resetOverflow );
  
  		// if manually adding a pane AFTER layout initialization, then...
  		if (state.initialized) {
  			afterInitPane( pane );
  		}
  	}
  
  ,	afterInitPane = function (pane) {
  		var	$P	= $Ps[pane]
  		,	s	= state[pane]
  		,	o	= options[pane]
  		;
  		if (!$P) return;
  
  		// see if there is a directly-nested layout inside this pane
  		if ($P.data("layout"))
  			refreshChildren( pane, $P.data("layout") );
  
  		// process pane contents and callbacks, and init/resize child-layout if exists
  		if (s.isVisible) { // pane is OPEN
  			if (state.initialized) // this pane was added AFTER layout was created
  				resizeAll(); // will also sizeContent
  			else
  				sizeContent(pane);
  
  			if (o.triggerEventsOnLoad)
  				_runCallbacks("onresize_end", pane);
  			else // automatic if onresize called, otherwise call it specifically
  				// resize child - IF inner-layout already exists (created before this layout)
  				resizeChildren(pane, true); // a previously existing childLayout
  		}
  
  		// init childLayouts - even if pane is not visible
  		if (o.initChildren && o.children)
  			createChildren(pane);
  	}
  
  	/**
  	 * @param {string=}	panes		The pane(s) to process
  	 */
  ,	setPanePosition = function (panes) {
  		panes = panes ? panes.split(",") : _c.borderPanes;
  
  		// create toggler DIVs for each pane, and set object pointers for them, eg: $R.north = north toggler DIV
  		$.each(panes, function (i, pane) {
  			var $P	= $Ps[pane]
  			,	$R	= $Rs[pane]
  			,	o	= options[pane]
  			,	s	= state[pane]
  			,	side =  _c[pane].side
  			,	CSS	= {}
  			;
  			if (!$P) return; // pane does not exist - skip
  
  			// set css-position to account for container borders & padding
  			switch (pane) {
  				case "north": 	CSS.top 	= sC.inset.top;
  								CSS.left 	= sC.inset.left;
  								CSS.right	= sC.inset.right;
  								break;
  				case "south": 	CSS.bottom	= sC.inset.bottom;
  								CSS.left 	= sC.inset.left;
  								CSS.right 	= sC.inset.right;
  								break;
  				case "west": 	CSS.left 	= sC.inset.left; // top, bottom & height set by sizeMidPanes()
  								break;
  				case "east": 	CSS.right 	= sC.inset.right; // ditto
  								break;
  				case "center":	// top, left, width & height set by sizeMidPanes()
  			}
  			// apply position
  			$P.css(CSS); 
  
  			// update resizer position
  			if ($R && s.isClosed)
  				$R.css(side, sC.inset[side]);
  			else if ($R && !s.isHidden)
  				$R.css(side, sC.inset[side] + getPaneSize(pane));
  		});
  	}
  
  	/**
  	 * Initialize module objects, styling, size and position for all resize bars and toggler buttons
  	 *
  	 * @see  _create()
  	 * @param {string=}	[panes=""]	The edge(s) to process
  	 */
  ,	initHandles = function (panes) {
  		panes = panes ? panes.split(",") : _c.borderPanes;
  
  		// create toggler DIVs for each pane, and set object pointers for them, eg: $R.north = north toggler DIV
  		$.each(panes, function (i, pane) {
  			var $P		= $Ps[pane];
  			$Rs[pane]	= false; // INIT
  			$Ts[pane]	= false;
  			if (!$P) return; // pane does not exist - skip
  
  			var	o		= options[pane]
  			,	s		= state[pane]
  			,	c		= _c[pane]
  			,	paneId	= o.paneSelector.substr(0,1) === "#" ? o.paneSelector.substr(1) : ""
  			,	rClass	= o.resizerClass
  			,	tClass	= o.togglerClass
  			,	spacing	= (s.isVisible ? o.spacing_open : o.spacing_closed)
  			,	_pane	= "-"+ pane // used for classNames
  			,	_state	= (s.isVisible ? "-open" : "-closed") // used for classNames
  			,	I		= Instance[pane]
  				// INIT RESIZER BAR
  			,	$R		= I.resizer = $Rs[pane] = $("<div></div>")
  				// INIT TOGGLER BUTTON
  			,	$T		= I.toggler = (o.closable ? $Ts[pane] = $("<div></div>") : false)
  			;
  
  			//if (s.isVisible && o.resizable) ... handled by initResizable
  			if (!s.isVisible && o.slidable)
  				$R.attr("title", o.tips.Slide).css("cursor", o.sliderCursor);
  
  			$R	// if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "paneLeft-resizer"
  				.attr("id", paneId ? paneId +"-resizer" : "" )
  				.data({
  					parentLayout:	Instance
  				,	layoutPane:		Instance[pane]	// NEW pointer to pane-alias-object
  				,	layoutEdge:		pane
  				,	layoutRole:		"resizer"
  				})
  				.css(_c.resizers.cssReq).css("zIndex", options.zIndexes.resizer_normal)
  				.css(o.applyDemoStyles ? _c.resizers.cssDemo : {}) // add demo styles
  				.addClass(rClass +" "+ rClass+_pane)
  				.hover(addHover, removeHover) // ALWAYS add hover-classes, even if resizing is not enabled - handle with CSS instead
  				.hover(onResizerEnter, onResizerLeave) // ALWAYS NEED resizer.mouseleave to balance toggler.mouseenter
  				.mousedown($.layout.disableTextSelection)	// prevent text-selection OUTSIDE resizer
  				.mouseup($.layout.enableTextSelection)		// not really necessary, but just in case
  				.appendTo($N) // append DIV to container
  			;
  			if ($.fn.disableSelection)
  				$R.disableSelection(); // prevent text-selection INSIDE resizer
  			if (o.resizerDblClickToggle)
  				$R.bind("dblclick."+ sID, toggle );
  
  			if ($T) {
  				$T	// if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "#paneLeft-toggler"
  					.attr("id", paneId ? paneId +"-toggler" : "" )
  					.data({
  						parentLayout:	Instance
  					,	layoutPane:		Instance[pane]	// NEW pointer to pane-alias-object
  					,	layoutEdge:		pane
  					,	layoutRole:		"toggler"
  					})
  					.css(_c.togglers.cssReq) // add base/required styles
  					.css(o.applyDemoStyles ? _c.togglers.cssDemo : {}) // add demo styles
  					.addClass(tClass +" "+ tClass+_pane)
  					.hover(addHover, removeHover) // ALWAYS add hover-classes, even if toggling is not enabled - handle with CSS instead
  					.bind("mouseenter", onResizerEnter) // NEED toggler.mouseenter because mouseenter MAY NOT fire on resizer
  					.appendTo($R) // append SPAN to resizer DIV
  				;
  				// ADD INNER-SPANS TO TOGGLER
  				if (o.togglerContent_open) // ui-layout-open
  					$("<span>"+ o.togglerContent_open +"</span>")
  						.data({
  							layoutEdge:		pane
  						,	layoutRole:		"togglerContent"
  						})
  						.data("layoutRole", "togglerContent")
  						.data("layoutEdge", pane)
  						.addClass("content content-open")
  						.css("display","none")
  						.appendTo( $T )
  						//.hover( addHover, removeHover ) // use ui-layout-toggler-west-hover .content-open instead!
  					;
  				if (o.togglerContent_closed) // ui-layout-closed
  					$("<span>"+ o.togglerContent_closed +"</span>")
  						.data({
  							layoutEdge:		pane
  						,	layoutRole:		"togglerContent"
  						})
  						.addClass("content content-closed")
  						.css("display","none")
  						.appendTo( $T )
  						//.hover( addHover, removeHover ) // use ui-layout-toggler-west-hover .content-closed instead!
  					;
  				// ADD TOGGLER.click/.hover
  				enableClosable(pane);
  			}
  
  			// add Draggable events
  			initResizable(pane);
  
  			// ADD CLASSNAMES & SLIDE-BINDINGS - eg: class="resizer resizer-west resizer-open"
  			if (s.isVisible)
  				setAsOpen(pane);	// onOpen will be called, but NOT onResize
  			else {
  				setAsClosed(pane);	// onClose will be called
  				bindStartSlidingEvents(pane, true); // will enable events IF option is set
  			}
  
  		});
  
  		// SET ALL HANDLE DIMENSIONS
  		sizeHandles();
  	}
  
  
  	/**
  	 * Initialize scrolling ui-layout-content div - if exists
  	 *
  	 * @see  initPane() - or externally after an Ajax injection
  	 * @param {string}	pane			The pane to process
  	 * @param {boolean=}	[resize=true]	Size content after init
  	 */
  ,	initContent = function (pane, resize) {
  		if (!isInitialized()) return;
  		var 
  			o	= options[pane]
  		,	sel	= o.contentSelector
  		,	I	= Instance[pane]
  		,	$P	= $Ps[pane]
  		,	$C
  		;
  		if (sel) $C = I.content = $Cs[pane] = (o.findNestedContent)
  			? $P.find(sel).eq(0) // match 1-element only
  			: $P.children(sel).eq(0)
  		;
  		if ($C && $C.length) {
  			$C.data("layoutRole", "content");
  			// SAVE original Content CSS
  			if (!$C.data("layoutCSS"))
  				$C.data("layoutCSS", styles($C, "height"));
  			$C.css( _c.content.cssReq );
  			if (o.applyDemoStyles) {
  				$C.css( _c.content.cssDemo ); // add padding & overflow: auto to content-div
  				$P.css( _c.content.cssDemoPane ); // REMOVE padding/scrolling from pane
  			}
  			// ensure no vertical scrollbar on pane - will mess up measurements
  			if ($P.css("overflowX").match(/(scroll|auto)/)) {
  				$P.css("overflow", "hidden");
  			}
  			state[pane].content = {}; // init content state
  			if (resize !== false) sizeContent(pane);
  			// sizeContent() is called AFTER init of all elements
  		}
  		else
  			I.content = $Cs[pane] = false;
  	}
  
  
  	/**
  	 * Add resize-bars to all panes that specify it in options
  	 * -dependancy: $.fn.resizable - will skip if not found
  	 *
  	 * @see  _create()
  	 * @param {string=}	[panes=""]	The edge(s) to process
  	 */
  ,	initResizable = function (panes) {
  		var	draggingAvailable = $.layout.plugins.draggable
  		,	side // set in start()
  		;
  		panes = panes ? panes.split(",") : _c.borderPanes;
  
  		$.each(panes, function (idx, pane) {
  			var o = options[pane];
  			if (!draggingAvailable || !$Ps[pane] || !o.resizable) {
  				o.resizable = false;
  				return true; // skip to next
  			}
  
  			var s		= state[pane]
  			,	z		= options.zIndexes
  			,	c		= _c[pane]
  			,	side	= c.dir=="horz" ? "top" : "left"
  			,	$P 		= $Ps[pane]
  			,	$R		= $Rs[pane]
  			,	base	= o.resizerClass
  			,	lastPos	= 0 // used when live-resizing
  			,	r, live // set in start because may change
  			//	'drag' classes are applied to the ORIGINAL resizer-bar while dragging is in process
  			,	resizerClass		= base+"-drag"				// resizer-drag
  			,	resizerPaneClass	= base+"-"+pane+"-drag"		// resizer-north-drag
  			//	'helper' class is applied to the CLONED resizer-bar while it is being dragged
  			,	helperClass			= base+"-dragging"			// resizer-dragging
  			,	helperPaneClass		= base+"-"+pane+"-dragging" // resizer-north-dragging
  			,	helperLimitClass	= base+"-dragging-limit"	// resizer-drag
  			,	helperPaneLimitClass = base+"-"+pane+"-dragging-limit"	// resizer-north-drag
  			,	helperClassesSet	= false 					// logic var
  			;
  
  			if (!s.isClosed)
  				$R.attr("title", o.tips.Resize)
  				  .css("cursor", o.resizerCursor); // n-resize, s-resize, etc
  
  			$R.draggable({
  				containment:	$N[0] // limit resizing to layout container
  			,	axis:			(c.dir=="horz" ? "y" : "x") // limit resizing to horz or vert axis
  			,	delay:			0
  			,	distance:		1
  			,	grid:			o.resizingGrid
  			//	basic format for helper - style it using class: .ui-draggable-dragging
  			,	helper:			"clone"
  			,	opacity:		o.resizerDragOpacity
  			,	addClasses:		false // avoid ui-state-disabled class when disabled
  			//,	iframeFix:		o.draggableIframeFix // TODO: consider using when bug is fixed
  			,	zIndex:			z.resizer_drag
  
  			,	start: function (e, ui) {
  					// REFRESH options & state pointers in case we used swapPanes
  					o = options[pane];
  					s = state[pane];
  					// re-read options
  					live = o.livePaneResizing;
  
  					// ondrag_start callback - will CANCEL hide if returns false
  					// TODO: dragging CANNOT be cancelled like this, so see if there is a way?
  					if (false === _runCallbacks("ondrag_start", pane)) return false;
  
  					s.isResizing		= true; // prevent pane from closing while resizing
  					state.paneResizing	= pane; // easy to see if ANY pane is resizing
  					timer.clear(pane+"_closeSlider"); // just in case already triggered
  
  					// SET RESIZER LIMITS - used in drag()
  					setSizeLimits(pane); // update pane/resizer state
  					r = s.resizerPosition;
  					lastPos = ui.position[ side ]
  
  					$R.addClass( resizerClass +" "+ resizerPaneClass ); // add drag classes
  					helperClassesSet = false; // reset logic var - see drag()
  
  					// MASK PANES CONTAINING IFRAMES, APPLETS OR OTHER TROUBLESOME ELEMENTS
  					showMasks( pane, { resizing: true });
  				}
  
  			,	drag: function (e, ui) {
  					if (!helperClassesSet) { // can only add classes after clone has been added to the DOM
  						//$(".ui-draggable-dragging")
  						ui.helper
  							.addClass( helperClass +" "+ helperPaneClass ) // add helper classes
  							.css({ right: "auto", bottom: "auto" })	// fix dir="rtl" issue
  							.children().css("visibility","hidden")	// hide toggler inside dragged resizer-bar
  						;
  						helperClassesSet = true;
  						// draggable bug!? RE-SET zIndex to prevent E/W resize-bar showing through N/S pane!
  						if (s.isSliding) $Ps[pane].css("zIndex", z.pane_sliding);
  					}
  					// CONTAIN RESIZER-BAR TO RESIZING LIMITS
  					var limit = 0;
  					if (ui.position[side] < r.min) {
  						ui.position[side] = r.min;
  						limit = -1;
  					}
  					else if (ui.position[side] > r.max) {
  						ui.position[side] = r.max;
  						limit = 1;
  					}
  					// ADD/REMOVE dragging-limit CLASS
  					if (limit) {
  						ui.helper.addClass( helperLimitClass +" "+ helperPaneLimitClass ); // at dragging-limit
  						window.defaultStatus = (limit>0 && pane.match(/(north|west)/)) || (limit<0 && pane.match(/(south|east)/)) ? o.tips.maxSizeWarning : o.tips.minSizeWarning;
  					}
  					else {
  						ui.helper.removeClass( helperLimitClass +" "+ helperPaneLimitClass ); // not at dragging-limit
  						window.defaultStatus = "";
  					}
  					// DYNAMICALLY RESIZE PANES IF OPTION ENABLED
  					// won't trigger unless resizer has actually moved!
  					if (live && Math.abs(ui.position[side] - lastPos) >= o.liveResizingTolerance) {
  						lastPos = ui.position[side];
  						resizePanes(e, ui, pane)
  					}
  				}
  
  			,	stop: function (e, ui) {
  					$('body').enableSelection(); // RE-ENABLE TEXT SELECTION
  					window.defaultStatus = ""; // clear 'resizing limit' message from statusbar
  					$R.removeClass( resizerClass +" "+ resizerPaneClass ); // remove drag classes from Resizer
  					s.isResizing		= false;
  					state.paneResizing	= false; // easy to see if ANY pane is resizing
  					resizePanes(e, ui, pane, true); // true = resizingDone
  				}
  
  			});
  		});
  
  		/**
  		 * resizePanes
  		 *
  		 * Sub-routine called from stop() - and drag() if livePaneResizing
  		 *
  		 * @param {!Object}		evt
  		 * @param {!Object}		ui
  		 * @param {string}		pane
  		 * @param {boolean=}		[resizingDone=false]
  		 */
  		var resizePanes = function (evt, ui, pane, resizingDone) {
  			var	dragPos	= ui.position
  			,	c		= _c[pane]
  			,	o		= options[pane]
  			,	s		= state[pane]
  			,	resizerPos
  			;
  			switch (pane) {
  				case "north":	resizerPos = dragPos.top; break;
  				case "west":	resizerPos = dragPos.left; break;
  				case "south":	resizerPos = sC.layoutHeight - dragPos.top  - o.spacing_open; break;
  				case "east":	resizerPos = sC.layoutWidth  - dragPos.left - o.spacing_open; break;
  			};
  			// remove container margin from resizer position to get the pane size
  			var newSize = resizerPos - sC.inset[c.side];
  
  			// Disable OR Resize Mask(s) created in drag.start
  			if (!resizingDone) {
  				// ensure we meet liveResizingTolerance criteria
  				if (Math.abs(newSize - s.size) < o.liveResizingTolerance)
  					return; // SKIP resize this time
  				// resize the pane
  				manualSizePane(pane, newSize, false, true); // true = noAnimation
  				sizeMasks(); // resize all visible masks
  			}
  			else { // resizingDone
  				// ondrag_end callback
  				if (false !== _runCallbacks("ondrag_end", pane))
  					manualSizePane(pane, newSize, false, true); // true = noAnimation
  				hideMasks(true); // true = force hiding all masks even if one is 'sliding'
  				if (s.isSliding) // RE-SHOW 'object-masks' so objects won't show through sliding pane
  					showMasks( pane, { resizing: true });
  			}
  		};
  	}
  
  	/**
  	 *	sizeMask
  	 *
  	 *	Needed to overlay a DIV over an IFRAME-pane because mask CANNOT be *inside* the pane
  	 *	Called when mask created, and during livePaneResizing
  	 */
  ,	sizeMask = function () {
  		var $M		= $(this)
  		,	pane	= $M.data("layoutMask") // eg: "west"
  		,	s		= state[pane]
  		;
  		// only masks over an IFRAME-pane need manual resizing
  		if (s.tagName == "IFRAME" && s.isVisible) // no need to mask closed/hidden panes
  			$M.css({
  				top:	s.offsetTop
  			,	left:	s.offsetLeft
  			,	width:	s.outerWidth
  			,	height:	s.outerHeight
  			});
  		/* ALT Method...
  		var $P = $Ps[pane];
  		$M.css( $P.position() ).css({ width: $P[0].offsetWidth, height: $P[0].offsetHeight });
  		*/
  	}
  ,	sizeMasks = function () {
  		$Ms.each( sizeMask ); // resize all 'visible' masks
  	}
  
  	/**
  	 * @param {string}	pane		The pane being resized, animated or isSliding
  	 * @param {Object=}	[args]		(optional) Options: which masks to apply, and to which panes
  	 */
  ,	showMasks = function (pane, args) {
  		var	c		= _c[pane]
  		,	panes	=  ["center"]
  		,	z		= options.zIndexes
  		,	a		= $.extend({
  						objectsOnly:	false
  					,	animation:		false
  					,	resizing:		true
  					,	sliding:		state[pane].isSliding
  					},	args )
  		,	o, s
  		;
  		if (a.resizing)
  			panes.push( pane );
  		if (a.sliding)
  			panes.push( _c.oppositeEdge[pane] ); // ADD the oppositeEdge-pane
  
  		if (c.dir === "horz") {
  			panes.push("west");
  			panes.push("east");
  		}
  
  		$.each(panes, function(i,p){
  			s = state[p];
  			o = options[p];
  			if (s.isVisible && ( o.maskObjects || (!a.objectsOnly && o.maskContents) )) {
  				getMasks(p).each(function(){
  					sizeMask.call(this);
  					this.style.zIndex = s.isSliding ? z.pane_sliding+1 : z.pane_normal+1
  					this.style.display = "block";
  				});
  			}
  		});
  	}
  
  	/**
  	 * @param {boolean=}	force		Hide masks even if a pane is sliding
  	 */
  ,	hideMasks = function (force) {
  		// ensure no pane is resizing - could be a timing issue
  		if (force || !state.paneResizing) {
  			$Ms.hide(); // hide ALL masks
  		}
  		// if ANY pane is sliding, then DO NOT remove masks from panes with maskObjects enabled
  		else if (!force && !$.isEmptyObject( state.panesSliding )) {
  			var	i = $Ms.length - 1
  			,	p, $M;
  			for (; i >= 0; i--) {
  				$M	= $Ms.eq(i);
  				p	= $M.data("layoutMask");
  				if (!options[p].maskObjects) {
  					$M.hide();
  				}
  			}
  		}
  	}
  
  	/**
  	 * @param {string}	pane
  	 */
  ,	getMasks = function (pane) {
  		var $Masks	= $([])
  		,	$M, i = 0, c = $Ms.length
  		;
  		for (; i<c; i++) {
  			$M = $Ms.eq(i);
  			if ($M.data("layoutMask") === pane)
  				$Masks = $Masks.add( $M );
  		}
  		if ($Masks.length)
  			return $Masks;
  		else
  			return createMasks(pane);
  	}
  
  	/**
  	 * createMasks
  	 *
  	 * Generates both DIV (ALWAYS used) and IFRAME (optional) elements as masks
  	 * An IFRAME mask is created *under* the DIV when maskObjects=true, because a DIV cannot mask an applet
  	 *
  	 * @param {string}	pane
  	 */
  ,	createMasks = function (pane) {
  		var
  			$P	= $Ps[pane]
  		,	s	= state[pane]
  		,	o	= options[pane]
  		,	z	= options.zIndexes
  		,	isIframe, el, $M, css, i
  		;
  		if (!o.maskContents && !o.maskObjects) return $([]);
  		// if o.maskObjects=true, then loop TWICE to create BOTH kinds of mask, else only create a DIV
  		for (i=0; i < (o.maskObjects ? 2 : 1); i++) {
  			isIframe = o.maskObjects && i==0;
  			el = document.createElement( isIframe ? "iframe" : "div" );
  			$M = $(el).data("layoutMask", pane); // add data to relate mask to pane
  			el.className = "ui-layout-mask ui-layout-mask-"+ pane; // for user styling
  			css = el.style;
  			// Both DIVs and IFRAMES
  			css.background	= "#FFF";
  			css.position	= "absolute";
  			css.display		= "block";
  			if (isIframe) { // IFRAME-only props
  				el.src		= "about:blank";
  				el.frameborder = 0;
  				css.border	= 0;
  				css.opacity	= 0;
  				css.filter	= "Alpha(Opacity='0')";
  				//el.allowTransparency = true; - for IE, but breaks masking ability!
  			}
  			else { // DIV-only props
  				css.opacity	= 0.001;
  				css.filter	= "Alpha(Opacity='1')";
  			}
  			// if pane IS an IFRAME, then must mask the pane itself
  			if (s.tagName == "IFRAME") {
  				// NOTE sizing done by a subroutine so can be called during live-resizing
  				css.zIndex	= z.pane_normal+1; // 1-higher than pane
  				$N.append( el ); // append to LAYOUT CONTAINER
  			}
  			// otherwise put masks *inside the pane* to mask its contents
  			else {
  				$M.addClass("ui-layout-mask-inside-pane");
  				css.zIndex	= o.maskZindex || z.content_mask; // usually 1, but customizable
  				css.top		= 0;
  				css.left	= 0;
  				css.width	= "100%";
  				css.height	= "100%";
  				$P.append( el ); // append INSIDE pane element
  			}
  			// add Mask to cached array so can be resized & reused
  			$Ms = $Ms.add( el );
  		}
  		return $Ms;
  	}
  
  
  	/**
  	 * Destroy this layout and reset all elements
  	 *
  	 * @param {boolean=}	[destroyChildren=false]		Destory Child-Layouts first?
  	 */
  ,	destroy = function (evt_or_destroyChildren, destroyChildren) {
  		// UNBIND layout events and remove global object
  		$(window).unbind("."+ sID);		// resize & unload
  		$(document).unbind("."+ sID);	// keyDown (hotkeys)
  
  		if (typeof evt_or_destroyChildren === "object")
  			// stopPropagation if called by trigger("layoutdestroy") - use evtPane utility 
  			evtPane(evt_or_destroyChildren);
  		else // no event, so transfer 1st param to destroyChildren param
  			destroyChildren = evt_or_destroyChildren;
  
  		// need to look for parent layout BEFORE we remove the container data, else skips a level
  		//var parentPane = Instance.hasParentLayout ? $.layout.getParentPaneInstance( $N ) : null;
  
  		// reset layout-container
  		$N	.clearQueue()
  			.removeData("layout")
  			.removeData("layoutContainer")
  			.removeClass(options.containerClass)
  			.unbind("."+ sID) // remove ALL Layout events
  		;
  
  		// remove all mask elements that have been created
  		$Ms.remove();
  
  		// loop all panes to remove layout classes, attributes and bindings
  		$.each(_c.allPanes, function (i, pane) {
  			removePane( pane, false, true, destroyChildren ); // true = skipResize
  		});
  
  		// do NOT reset container CSS if is a 'pane' (or 'content') in an outer-layout - ie, THIS layout is 'nested'
  		var css = "layoutCSS";
  		if ($N.data(css) && !$N.data("layoutRole")) // RESET CSS
  			$N.css( $N.data(css) ).removeData(css);
  
  		// for full-page layouts, also reset the <HTML> CSS
  		if (sC.tagName === "BODY" && ($N = $("html")).data(css)) // RESET <HTML> CSS
  			$N.css( $N.data(css) ).removeData(css);
  
  		// trigger plugins for this layout, if there are any
  		runPluginCallbacks( Instance, $.layout.onDestroy );
  
  		// trigger state-management and onunload callback
  		unload();
  
  		// clear the Instance of everything except for container & options (so could recreate)
  		// RE-CREATE: myLayout = myLayout.container.layout( myLayout.options );
  		for (var n in Instance)
  			if (!n.match(/^(container|options)$/)) delete Instance[ n ];
  		// add a 'destroyed' flag to make it easy to check
  		Instance.destroyed = true;
  
  		// if this is a child layout, CLEAR the child-pointer in the parent
  		/* for now the pointer REMAINS, but with only container, options and destroyed keys
  		if (parentPane) {
  			var layout	= parentPane.pane.data("parentLayout")
  			,	key		= layout.options.instanceKey || 'error';
  			// THIS SYNTAX MAY BE WRONG!
  			parentPane.children[key] = layout.children[ parentPane.name ].children[key] = null;
  		}
  		*/
  
  		return Instance; // for coding convenience
  	}
  
  	/**
  	 * Remove a pane from the layout - subroutine of destroy()
  	 *
  	 * @see  destroy()
  	 * @param {(string|Object)}	evt_or_pane			The pane to process
  	 * @param {boolean=}			[remove=false]		Remove the DOM element?
  	 * @param {boolean=}			[skipResize=false]	Skip calling resizeAll()?
  	 * @param {boolean=}			[destroyChild=true]	Destroy Child-layouts? If not passed, obeys options setting
  	 */
  ,	removePane = function (evt_or_pane, remove, skipResize, destroyChild) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$P	= $Ps[pane]
  		,	$C	= $Cs[pane]
  		,	$R	= $Rs[pane]
  		,	$T	= $Ts[pane]
  		;
  		// NOTE: elements can still exist even after remove()
  		//		so check for missing data(), which is cleared by removed()
  		if ($P && $.isEmptyObject( $P.data() )) $P = false;
  		if ($C && $.isEmptyObject( $C.data() )) $C = false;
  		if ($R && $.isEmptyObject( $R.data() )) $R = false;
  		if ($T && $.isEmptyObject( $T.data() )) $T = false;
  
  		if ($P) $P.stop(true, true);
  
  		var	o	= options[pane]
  		,	s	= state[pane]
  		,	d	= "layout"
  		,	css	= "layoutCSS"
  		,	pC	= children[pane]
  		,	hasChildren	= $.isPlainObject( pC ) && !$.isEmptyObject( pC )
  		,	destroy		= destroyChild !== undefined ? destroyChild : o.destroyChildren
  		;
  		// FIRST destroy the child-layout(s)
  		if (hasChildren && destroy) {
  			$.each( pC, function (key, child) {
  				if (!child.destroyed)
  					child.destroy(true);// tell child-layout to destroy ALL its child-layouts too
  				if (child.destroyed)	// destroy was successful
  					delete pC[key];
  			});
  			// if no more children, remove the children hash
  			if ($.isEmptyObject( pC )) {
  				pC = children[pane] = null; // clear children hash
  				hasChildren = false;
  			}
  		}
  
  		// Note: can't 'remove' a pane element with non-destroyed children
  		if ($P && remove && !hasChildren)
  			$P.remove(); // remove the pane-element and everything inside it
  		else if ($P && $P[0]) {
  			//	create list of ALL pane-classes that need to be removed
  			var	root	= o.paneClass // default="ui-layout-pane"
  			,	pRoot	= root +"-"+ pane // eg: "ui-layout-pane-west"
  			,	_open	= "-open"
  			,	_sliding= "-sliding"
  			,	_closed	= "-closed"
  			,	classes	= [	root, root+_open, root+_closed, root+_sliding,		// generic classes
  							pRoot, pRoot+_open, pRoot+_closed, pRoot+_sliding ]	// pane-specific classes
  			;
  			$.merge(classes, getHoverClasses($P, true)); // ADD hover-classes
  			// remove all Layout classes from pane-element
  			$P	.removeClass( classes.join(" ") ) // remove ALL pane-classes
  				.removeData("parentLayout")
  				.removeData("layoutPane")
  				.removeData("layoutRole")
  				.removeData("layoutEdge")
  				.removeData("autoHidden")	// in case set
  				.unbind("."+ sID) // remove ALL Layout events
  				// TODO: remove these extra unbind commands when jQuery is fixed
  				//.unbind("mouseenter"+ sID)
  				//.unbind("mouseleave"+ sID)
  			;
  			// do NOT reset CSS if this pane/content is STILL the container of a nested layout!
  			// the nested layout will reset its 'container' CSS when/if it is destroyed
  			if (hasChildren && $C) {
  				// a content-div may not have a specific width, so give it one to contain the Layout
  				$C.width( $C.width() );
  				$.each( pC, function (key, child) {
  					child.resizeAll(); // resize the Layout
  				});
  			}
  			else if ($C)
  				$C.css( $C.data(css) ).removeData(css).removeData("layoutRole");
  			// remove pane AFTER content in case there was a nested layout
  			if (!$P.data(d))
  				$P.css( $P.data(css) ).removeData(css);
  		}
  
  		// REMOVE pane resizer and toggler elements
  		if ($T) $T.remove();
  		if ($R) $R.remove();
  
  		// CLEAR all pointers and state data
  		Instance[pane] = $Ps[pane] = $Cs[pane] = $Rs[pane] = $Ts[pane] = false;
  		s = { removed: true };
  
  		if (!skipResize)
  			resizeAll();
  	}
  
  
  /*
   * ###########################
   *	   ACTION METHODS
   * ###########################
   */
  
  	/**
  	 * @param {string}	pane
  	 */
  ,	_hidePane = function (pane) {
  		var $P	= $Ps[pane]
  		,	o	= options[pane]
  		,	s	= $P[0].style
  		;
  		if (o.useOffscreenClose) {
  			if (!$P.data(_c.offscreenReset))
  				$P.data(_c.offscreenReset, { left: s.left, right: s.right });
  			$P.css( _c.offscreenCSS );
  		}
  		else
  			$P.hide().removeData(_c.offscreenReset);
  	}
  
  	/**
  	 * @param {string}	pane
  	 */
  ,	_showPane = function (pane) {
  		var $P	= $Ps[pane]
  		,	o	= options[pane]
  		,	off	= _c.offscreenCSS
  		,	old	= $P.data(_c.offscreenReset)
  		,	s	= $P[0].style
  		;
  		$P	.show() // ALWAYS show, just in case
  			.removeData(_c.offscreenReset);
  		if (o.useOffscreenClose && old) {
  			if (s.left == off.left)
  				s.left = old.left;
  			if (s.right == off.right)
  				s.right = old.right;
  		}
  	}
  
  
  	/**
  	 * Completely 'hides' a pane, including its spacing - as if it does not exist
  	 * The pane is not actually 'removed' from the source, so can use 'show' to un-hide it
  	 *
  	 * @param {(string|Object)}	evt_or_pane			The pane being hidden, ie: north, south, east, or west
  	 * @param {boolean=}			[noAnimation=false]	
  	 */
  ,	hide = function (evt_or_pane, noAnimation) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	o	= options[pane]
  		,	s	= state[pane]
  		,	$P	= $Ps[pane]
  		,	$R	= $Rs[pane]
  		;
  		if (pane === "center" || !$P || s.isHidden) return; // pane does not exist OR is already hidden
  
  		// onhide_start callback - will CANCEL hide if returns false
  		if (state.initialized && false === _runCallbacks("onhide_start", pane)) return;
  
  		s.isSliding = false; // just in case
  		delete state.panesSliding[pane];
  
  		// now hide the elements
  		if ($R) $R.hide(); // hide resizer-bar
  		if (!state.initialized || s.isClosed) {
  			s.isClosed = true; // to trigger open-animation on show()
  			s.isHidden  = true;
  			s.isVisible = false;
  			if (!state.initialized)
  				_hidePane(pane); // no animation when loading page
  			sizeMidPanes(_c[pane].dir === "horz" ? "" : "center");
  			if (state.initialized || o.triggerEventsOnLoad)
  				_runCallbacks("onhide_end", pane);
  		}
  		else {
  			s.isHiding = true; // used by onclose
  			close(pane, false, noAnimation); // adjust all panes to fit
  		}
  	}
  
  	/**
  	 * Show a hidden pane - show as 'closed' by default unless openPane = true
  	 *
  	 * @param {(string|Object)}	evt_or_pane			The pane being opened, ie: north, south, east, or west
  	 * @param {boolean=}			[openPane=false]
  	 * @param {boolean=}			[noAnimation=false]
  	 * @param {boolean=}			[noAlert=false]
  	 */
  ,	show = function (evt_or_pane, openPane, noAnimation, noAlert) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	o	= options[pane]
  		,	s	= state[pane]
  		,	$P	= $Ps[pane]
  		,	$R	= $Rs[pane]
  		;
  		if (pane === "center" || !$P || !s.isHidden) return; // pane does not exist OR is not hidden
  
  		// onshow_start callback - will CANCEL show if returns false
  		if (false === _runCallbacks("onshow_start", pane)) return;
  
  		s.isShowing = true; // used by onopen/onclose
  		//s.isHidden  = false; - will be set by open/close - if not cancelled
  		s.isSliding = false; // just in case
  		delete state.panesSliding[pane];
  
  		// now show the elements
  		//if ($R) $R.show(); - will be shown by open/close
  		if (openPane === false)
  			close(pane, true); // true = force
  		else
  			open(pane, false, noAnimation, noAlert); // adjust all panes to fit
  	}
  
  
  	/**
  	 * Toggles a pane open/closed by calling either open or close
  	 *
  	 * @param {(string|Object)}	evt_or_pane		The pane being toggled, ie: north, south, east, or west
  	 * @param {boolean=}			[slide=false]
  	 */
  ,	toggle = function (evt_or_pane, slide) {
  		if (!isInitialized()) return;
  		var	evt		= evtObj(evt_or_pane)
  		,	pane	= evtPane.call(this, evt_or_pane)
  		,	s		= state[pane]
  		;
  		if (evt) // called from to $R.dblclick OR triggerPaneEvent
  			evt.stopImmediatePropagation();
  		if (s.isHidden)
  			show(pane); // will call 'open' after unhiding it
  		else if (s.isClosed)
  			open(pane, !!slide);
  		else
  			close(pane);
  	}
  
  
  	/**
  	 * Utility method used during init or other auto-processes
  	 *
  	 * @param {string}	pane   The pane being closed
  	 * @param {boolean=}	[setHandles=false]
  	 */
  ,	_closePane = function (pane, setHandles) {
  		var
  			$P	= $Ps[pane]
  		,	s	= state[pane]
  		;
  		_hidePane(pane);
  		s.isClosed = true;
  		s.isVisible = false;
  		if (setHandles) setAsClosed(pane);
  	}
  
  	/**
  	 * Close the specified pane (animation optional), and resize all other panes as needed
  	 *
  	 * @param {(string|Object)}	evt_or_pane			The pane being closed, ie: north, south, east, or west
  	 * @param {boolean=}			[force=false]
  	 * @param {boolean=}			[noAnimation=false]
  	 * @param {boolean=}			[skipCallback=false]
  	 */
  ,	close = function (evt_or_pane, force, noAnimation, skipCallback) {
  		var	pane = evtPane.call(this, evt_or_pane);
  		if (pane === "center") return; // validate
  		// if pane has been initialized, but NOT the complete layout, close pane instantly
  		if (!state.initialized && $Ps[pane]) {
  			_closePane(pane, true); // INIT pane as closed
  			return;
  		}
  		if (!isInitialized()) return;
  
  		var
  			$P	= $Ps[pane]
  		,	$R	= $Rs[pane]
  		,	$T	= $Ts[pane]
  		,	o	= options[pane]
  		,	s	= state[pane]
  		,	c	= _c[pane]
  		,	doFX, isShowing, isHiding, wasSliding;
  
  		// QUEUE in case another action/animation is in progress
  		$N.queue(function( queueNext ){
  
  			if ( !$P
  			||	(!o.closable && !s.isShowing && !s.isHiding)	// invalid request // (!o.resizable && !o.closable) ???
  			||	(!force && s.isClosed && !s.isShowing)			// already closed
  			) return queueNext();
  
  			// onclose_start callback - will CANCEL hide if returns false
  			// SKIP if just 'showing' a hidden pane as 'closed'
  			var abort = !s.isShowing && false === _runCallbacks("onclose_start", pane);
  
  			// transfer logic vars to temp vars
  			isShowing	= s.isShowing;
  			isHiding	= s.isHiding;
  			wasSliding	= s.isSliding;
  			// now clear the logic vars (REQUIRED before aborting)
  			delete s.isShowing;
  			delete s.isHiding;
  
  			if (abort) return queueNext();
  
  			doFX		= !noAnimation && !s.isClosed && (o.fxName_close != "none");
  			s.isMoving	= true;
  			s.isClosed	= true;
  			s.isVisible	= false;
  			// update isHidden BEFORE sizing panes
  			if (isHiding) s.isHidden = true;
  			else if (isShowing) s.isHidden = false;
  
  			if (s.isSliding) // pane is being closed, so UNBIND trigger events
  				bindStopSlidingEvents(pane, false); // will set isSliding=false
  			else // resize panes adjacent to this one
  				sizeMidPanes(_c[pane].dir === "horz" ? "" : "center", false); // false = NOT skipCallback
  
  			// if this pane has a resizer bar, move it NOW - before animation
  			setAsClosed(pane);
  
  			// CLOSE THE PANE
  			if (doFX) { // animate the close
  				lockPaneForFX(pane, true);	// need to set left/top so animation will work
  				$P.hide( o.fxName_close, o.fxSettings_close, o.fxSpeed_close, function () {
  					lockPaneForFX(pane, false); // undo
  					if (s.isClosed) close_2();
  					queueNext();
  				});
  			}
  			else { // hide the pane without animation
  				_hidePane(pane);
  				close_2();
  				queueNext();
  			};
  		});
  
  		// SUBROUTINE
  		function close_2 () {
  			s.isMoving	= false;
  			bindStartSlidingEvents(pane, true); // will enable if o.slidable = true
  
  			// if opposite-pane was autoClosed, see if it can be autoOpened now
  			var altPane = _c.oppositeEdge[pane];
  			if (state[ altPane ].noRoom) {
  				setSizeLimits( altPane );
  				makePaneFit( altPane );
  			}
  
  			if (!skipCallback && (state.initialized || o.triggerEventsOnLoad)) {
  				// onclose callback - UNLESS just 'showing' a hidden pane as 'closed'
  				if (!isShowing)	_runCallbacks("onclose_end", pane);
  				// onhide OR onshow callback
  				if (isShowing)	_runCallbacks("onshow_end", pane);
  				if (isHiding)	_runCallbacks("onhide_end", pane);
  			}
  		}
  	}
  
  	/**
  	 * @param {string}	pane	The pane just closed, ie: north, south, east, or west
  	 */
  ,	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();
  		}
  	}
  
  	/**
  	 * Open the specified pane (animation optional), and resize all other panes as needed
  	 *
  	 * @param {(string|Object)}	evt_or_pane			The pane being opened, ie: north, south, east, or west
  	 * @param {boolean=}			[slide=false]
  	 * @param {boolean=}			[noAnimation=false]
  	 * @param {boolean=}			[noAlert=false]
  	 */
  ,	open = function (evt_or_pane, slide, noAnimation, noAlert) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$P	= $Ps[pane]
  		,	$R	= $Rs[pane]
  		,	$T	= $Ts[pane]
  		,	o	= options[pane]
  		,	s	= state[pane]
  		,	c	= _c[pane]
  		,	doFX, isShowing
  		;
  		if (pane === "center") return; // validate
  		// QUEUE in case another action/animation is in progress
  		$N.queue(function( queueNext ){
  
  			if ( !$P
  			||	(!o.resizable && !o.closable && !s.isShowing)	// invalid request
  			||	(s.isVisible && !s.isSliding)					// already open
  			) return queueNext();
  
  			// pane can ALSO be unhidden by just calling show(), so handle this scenario
  			if (s.isHidden && !s.isShowing) {
  				queueNext(); // call before show() because it needs the queue free
  				show(pane, true);
  				return;
  			}
  
  			if (s.autoResize && s.size != o.size) // resize pane to original size set in options
  				sizePane(pane, o.size, true, true, true); // true=skipCallback/noAnimation/forceResize
  			else
  				// make sure there is enough space available to open the pane
  				setSizeLimits(pane, slide);
  
  			// onopen_start callback - will CANCEL open if returns false
  			var cbReturn = _runCallbacks("onopen_start", pane);
  
  			if (cbReturn === "abort")
  				return queueNext();
  
  			// update pane-state again in case options were changed in onopen_start
  			if (cbReturn !== "NC") // NC = "No Callback"
  				setSizeLimits(pane, slide);
  
  			if (s.minSize > s.maxSize) { // INSUFFICIENT ROOM FOR PANE TO OPEN!
  				syncPinBtns(pane, false); // make sure pin-buttons are reset
  				if (!noAlert && o.tips.noRoomToOpen)
  					alert(o.tips.noRoomToOpen);
  				return queueNext(); // ABORT
  			}
  
  			if (slide) // START Sliding - will set isSliding=true
  				bindStopSlidingEvents(pane, true); // BIND trigger events to close sliding-pane
  			else if (s.isSliding) // PIN PANE (stop sliding) - open pane 'normally' instead
  				bindStopSlidingEvents(pane, false); // UNBIND trigger events - will set isSliding=false
  			else if (o.slidable)
  				bindStartSlidingEvents(pane, false); // UNBIND trigger events
  
  			s.noRoom = false; // will be reset by makePaneFit if 'noRoom'
  			makePaneFit(pane);
  
  			// transfer logic var to temp var
  			isShowing = s.isShowing;
  			// now clear the logic var
  			delete s.isShowing;
  
  			doFX		= !noAnimation && s.isClosed && (o.fxName_open != "none");
  			s.isMoving	= true;
  			s.isVisible	= true;
  			s.isClosed	= false;
  			// update isHidden BEFORE sizing panes - WHY??? Old?
  			if (isShowing) s.isHidden = false;
  
  			if (doFX) { // ANIMATE
  				// mask adjacent panes with objects
  				lockPaneForFX(pane, true);	// need to set left/top so animation will work
  					$P.show( o.fxName_open, o.fxSettings_open, o.fxSpeed_open, function() {
  					lockPaneForFX(pane, false); // undo
  					if (s.isVisible) open_2(); // continue
  					queueNext();
  				});
  			}
  			else { // no animation
  				_showPane(pane);// just show pane and...
  				open_2();		// continue
  				queueNext();
  			};
  		});
  
  		// SUBROUTINE
  		function open_2 () {
  			s.isMoving	= false;
  
  			// cure iframe display issues
  			_fixIframe(pane);
  
  			// NOTE: if isSliding, then other panes are NOT 'resized'
  			if (!s.isSliding) { // resize all panes adjacent to this one
  				sizeMidPanes(_c[pane].dir=="vert" ? "center" : "", false); // false = NOT skipCallback
  			}
  
  			// set classes, position handles and execute callbacks...
  			setAsOpen(pane);
  		};
  	
  	}
  
  	/**
  	 * @param {string}	pane		The pane just opened, ie: north, south, east, or west
  	 * @param {boolean=}	[skipCallback=false]
  	 */
  ,	setAsOpen = function (pane, skipCallback) {
  		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"
  		,	_closed	= "-closed"
  		,	_sliding= "-sliding"
  		;
  		$R
  			.css(side, sC.inset[side] + getPaneSize(pane)) // move the resizer
  			.removeClass( rClass+_closed +" "+ rClass+_pane+_closed )
  			.addClass( rClass+_open +" "+ rClass+_pane+_open )
  		;
  		if (s.isSliding)
  			$R.addClass( rClass+_sliding +" "+ rClass+_pane+_sliding )
  		else // in case 'was sliding'
  			$R.removeClass( rClass+_sliding +" "+ rClass+_pane+_sliding )
  
  		removeHover( 0, $R ); // remove hover classes
  		if (o.resizable && $.layout.plugins.draggable)
  			$R	.draggable("enable")
  				.css("cursor", o.resizerCursor)
  				.attr("title", o.tips.Resize);
  		else if (!s.isSliding)
  			$R.css("cursor", "default"); // n-resize, s-resize, etc
  
  		// if pane also has a toggler button, adjust that too
  		if ($T) {
  			$T	.removeClass( tClass+_closed +" "+ tClass+_pane+_closed )
  				.addClass( tClass+_open +" "+ tClass+_pane+_open )
  				.attr("title", o.tips.Close); // may be blank
  			removeHover( 0, $T ); // remove hover classes
  			// toggler-content - if exists
  			$T.children(".content-closed").hide();
  			$T.children(".content-open").css("display","block");
  		}
  
  		// sync any 'pin buttons'
  		syncPinBtns(pane, !s.isSliding);
  
  		// update pane-state dimensions - BEFORE resizing content
  		$.extend(s, elDims($P));
  
  		if (state.initialized) {
  			// resize resizer & toggler sizes for all panes
  			sizeHandles();
  			// resize content every time pane opens - to be sure
  			sizeContent(pane, true); // true = remeasure headers/footers, even if 'pane.isMoving'
  		}
  
  		if (!skipCallback && (state.initialized || o.triggerEventsOnLoad) && $P.is(":visible")) {
  			// onopen callback
  			_runCallbacks("onopen_end", pane);
  			// onshow callback - TODO: should this be here?
  			if (s.isShowing) _runCallbacks("onshow_end", pane);
  
  			// ALSO call onresize because layout-size *may* have changed while pane was closed
  			if (state.initialized)
  				_runCallbacks("onresize_end", pane);
  		}
  
  		// TODO: Somehow sizePane("north") is being called after this point???
  	}
  
  
  	/**
  	 * slideOpen / slideClose / slideToggle
  	 *
  	 * Pass-though methods for sliding
  	 */
  ,	slideOpen = function (evt_or_pane) {
  		if (!isInitialized()) return;
  		var	evt		= evtObj(evt_or_pane)
  		,	pane	= evtPane.call(this, evt_or_pane)
  		,	s		= state[pane]
  		,	delay	= options[pane].slideDelay_open
  		;
  		if (pane === "center") return; // validate
  		// prevent event from triggering on NEW resizer binding created below
  		if (evt) evt.stopImmediatePropagation();
  
  		if (s.isClosed && evt && evt.type === "mouseenter" && delay > 0)
  			// trigger = mouseenter - use a delay
  			timer.set(pane+"_openSlider", open_NOW, delay);
  		else
  			open_NOW(); // will unbind events if is already open
  
  		/**
  		 * SUBROUTINE for timed open
  		 */
  		function open_NOW () {
  			if (!s.isClosed) // skip if no longer closed!
  				bindStopSlidingEvents(pane, true); // BIND trigger events to close sliding-pane
  			else if (!s.isMoving)
  				open(pane, true); // true = slide - open() will handle binding
  		};
  	}
  
  ,	slideClose = function (evt_or_pane) {
  		if (!isInitialized()) return;
  		var	evt		= evtObj(evt_or_pane)
  		,	pane	= evtPane.call(this, evt_or_pane)
  		,	o		= options[pane]
  		,	s		= state[pane]
  		,	delay	= s.isMoving ? 1000 : 300 // MINIMUM delay - option may override
  		;
  		if (pane === "center") return; // validate
  		if (s.isClosed || s.isResizing)
  			return; // skip if already closed OR in process of resizing
  		else if (o.slideTrigger_close === "click")
  			close_NOW(); // close immediately onClick
  		else if (o.preventQuickSlideClose && s.isMoving)
  			return; // handle Chrome quick-close on slide-open
  		else if (o.preventPrematureSlideClose && evt && $.layout.isMouseOverElem(evt, $Ps[pane]))
  			return; // handle incorrect mouseleave trigger, like when over a SELECT-list in IE
  		else if (evt) // trigger = mouseleave - use a delay
  			// 1 sec delay if 'opening', else .3 sec
  			timer.set(pane+"_closeSlider", close_NOW, max(o.slideDelay_close, delay));
  		else // called programically
  			close_NOW();
  
  		/**
  		 * SUBROUTINE for timed close
  		 */
  		function close_NOW () {
  			if (s.isClosed) // skip 'close' if already closed!
  				bindStopSlidingEvents(pane, false); // UNBIND trigger events - TODO: is this needed here?
  			else if (!s.isMoving)
  				close(pane); // close will handle unbinding
  		};
  	}
  
  	/**
  	 * @param {(string|Object)}	evt_or_pane		The pane being opened, ie: north, south, east, or west
  	 */
  ,	slideToggle = function (evt_or_pane) {
  		var pane = evtPane.call(this, evt_or_pane);
  		toggle(pane, true);
  	}
  
  
  	/**
  	 * Must set left/top on East/South panes so animation will work properly
  	 *
  	 * @param {string}	pane	The pane to lock, 'east' or 'south' - any other is ignored!
  	 * @param {boolean}	doLock  true = set left/top, false = remove
  	 */
  ,	lockPaneForFX = function (pane, doLock) {
  		var $P	= $Ps[pane]
  		,	s	= state[pane]
  		,	o	= options[pane]
  		,	z	= options.zIndexes
  		;
  		if (doLock) {
  			showMasks( pane, { animation: true, objectsOnly: true });
  			$P.css({ zIndex: z.pane_animate }); // overlay all elements during animation
  			if (pane=="south")
  				$P.css({ top: sC.inset.top + sC.innerHeight - $P.outerHeight() });
  			else if (pane=="east")
  				$P.css({ left: sC.inset.left + sC.innerWidth - $P.outerWidth() });
  		}
  		else { // animation DONE - RESET CSS
  			hideMasks();
  			$P.css({ zIndex: (s.isSliding ? z.pane_sliding : z.pane_normal) });
  			if (pane=="south")
  				$P.css({ top: "auto" });
  			// if pane is positioned 'off-screen', then DO NOT screw with it!
  			else if (pane=="east" && !$P.css("left").match(/\-99999/))
  				$P.css({ left: "auto" });
  			// fix anti-aliasing in IE - only needed for animations that change opacity
  			if (browser.msie && o.fxOpacityFix && o.fxName_open != "slide" && $P.css("filter") && $P.css("opacity") == 1)
  				$P[0].style.removeAttribute('filter');
  		}
  	}
  
  
  	/**
  	 * Toggle sliding functionality of a specific pane on/off by adding removing 'slide open' trigger
  	 *
  	 * @see  open(), close()
  	 * @param {string}	pane	The pane to enable/disable, 'north', 'south', etc.
  	 * @param {boolean}	enable	Enable or Disable sliding?
  	 */
  ,	bindStartSlidingEvents = function (pane, enable) {
  		var o		= options[pane]
  		,	$P		= $Ps[pane]
  		,	$R		= $Rs[pane]
  		,	evtName	= o.slideTrigger_open.toLowerCase()
  		;
  		if (!$R || (enable && !o.slidable)) return;
  
  		// make sure we have a valid event
  		if (evtName.match(/mouseover/))
  			evtName = o.slideTrigger_open = "mouseenter";
  		else if (!evtName.match(/(click|dblclick|mouseenter)/)) 
  			evtName = o.slideTrigger_open = "click";
  
  		// must remove double-click-toggle when using dblclick-slide
  		if (o.resizerDblClickToggle && evtName.match(/click/)) {
  			$R[enable ? "unbind" : "bind"]('dblclick.'+ sID, toggle)
  		}
  
  		$R
  			// add or remove event
  			[enable ? "bind" : "unbind"](evtName +'.'+ sID, slideOpen)
  			// set the appropriate cursor & title/tip
  			.css("cursor", enable ? o.sliderCursor : "default")
  			.attr("title", enable ? o.tips.Slide : "")
  		;
  	}
  
  	/**
  	 * Add or remove 'mouseleave' events to 'slide close' when pane is 'sliding' open or closed
  	 * Also increases zIndex when pane is sliding open
  	 * See bindStartSlidingEvents for code to control 'slide open'
  	 *
  	 * @see  slideOpen(), slideClose()
  	 * @param {string}	pane	The pane to process, 'north', 'south', etc.
  	 * @param {boolean}	enable	Enable or Disable events?
  	 */
  ,	bindStopSlidingEvents = function (pane, enable) {
  		var	o		= options[pane]
  		,	s		= state[pane]
  		,	c		= _c[pane]
  		,	z		= options.zIndexes
  		,	evtName	= o.slideTrigger_close.toLowerCase()
  		,	action	= (enable ? "bind" : "unbind")
  		,	$P		= $Ps[pane]
  		,	$R		= $Rs[pane]
  		;
  		timer.clear(pane+"_closeSlider"); // just in case
  
  		if (enable) {
  			s.isSliding = true;
  			state.panesSliding[pane] = true;
  			// remove 'slideOpen' event from resizer
  			// ALSO will raise the zIndex of the pane & resizer
  			bindStartSlidingEvents(pane, false);
  		}
  		else {
  			s.isSliding = false;
  			delete state.panesSliding[pane];
  		}
  
  		// RE/SET zIndex - increases when pane is sliding-open, resets to normal when not
  		$P.css("zIndex", enable ? z.pane_sliding : z.pane_normal);
  		$R.css("zIndex", enable ? z.pane_sliding+2 : z.resizer_normal); // NOTE: mask = pane_sliding+1
  
  		// make sure we have a valid event
  		if (!evtName.match(/(click|mouseleave)/))
  			evtName = o.slideTrigger_close = "mouseleave"; // also catches 'mouseout'
  
  		// add/remove slide triggers
  		$R[action](evtName, slideClose); // base event on resize
  		// need extra events for mouseleave
  		if (evtName === "mouseleave") {
  			// also close on pane.mouseleave
  			$P[action]("mouseleave."+ sID, slideClose);
  			// cancel timer when mouse moves between 'pane' and 'resizer'
  			$R[action]("mouseenter."+ sID, cancelMouseOut);
  			$P[action]("mouseenter."+ sID, cancelMouseOut);
  		}
  
  		if (!enable)
  			timer.clear(pane+"_closeSlider");
  		else if (evtName === "click" && !o.resizable) {
  			// IF pane is not resizable (which already has a cursor and tip) 
  			// then set the a cursor & title/tip on resizer when sliding
  			$R.css("cursor", enable ? o.sliderCursor : "default");
  			$R.attr("title", enable ? o.tips.Close : ""); // use Toggler-tip, eg: "Close Pane"
  		}
  
  		// SUBROUTINE for mouseleave timer clearing
  		function cancelMouseOut (evt) {
  			timer.clear(pane+"_closeSlider");
  			evt.stopPropagation();
  		}
  	}
  
  
  	/**
  	 * Hides/closes a pane if there is insufficient room - reverses this when there is room again
  	 * MUST have already called setSizeLimits() before calling this method
  	 *
  	 * @param {string}	pane					The pane being resized
  	 * @param {boolean=}	[isOpening=false]		Called from onOpen?
  	 * @param {boolean=}	[skipCallback=false]	Should the onresize callback be run?
  	 * @param {boolean=}	[force=false]
  	 */
  ,	makePaneFit = function (pane, isOpening, skipCallback, force) {
  		var	o	= options[pane]
  		,	s	= state[pane]
  		,	c	= _c[pane]
  		,	$P	= $Ps[pane]
  		,	$R	= $Rs[pane]
  		,	isSidePane 	= c.dir==="vert"
  		,	hasRoom		= false
  		;
  		// special handling for center & east/west panes
  		if (pane === "center" || (isSidePane && s.noVerticalRoom)) {
  			// see if there is enough room to display the pane
  			// ERROR: hasRoom = s.minHeight <= s.maxHeight && (isSidePane || s.minWidth <= s.maxWidth);
  			hasRoom = (s.maxHeight >= 0);
  			if (hasRoom && s.noRoom) { // previously hidden due to noRoom, so show now
  				_showPane(pane);
  				if ($R) $R.show();
  				s.isVisible = true;
  				s.noRoom = false;
  				if (isSidePane) s.noVerticalRoom = false;
  				_fixIframe(pane);
  			}
  			else if (!hasRoom && !s.noRoom) { // not currently hidden, so hide now
  				_hidePane(pane);
  				if ($R) $R.hide();
  				s.isVisible = false;
  				s.noRoom = true;
  			}
  		}
  
  		// see if there is enough room to fit the border-pane
  		if (pane === "center") {
  			// ignore center in this block
  		}
  		else if (s.minSize <= s.maxSize) { // pane CAN fit
  			hasRoom = true;
  			if (s.size > s.maxSize) // pane is too big - shrink it
  				sizePane(pane, s.maxSize, skipCallback, true, force); // true = noAnimation
  			else if (s.size < s.minSize) // pane is too small - enlarge it
  				sizePane(pane, s.minSize, skipCallback, true, force); // true = noAnimation
  			// need s.isVisible because new pseudoClose method keeps pane visible, but off-screen
  			else if ($R && s.isVisible && $P.is(":visible")) {
  				// make sure resizer-bar is positioned correctly
  				// handles situation where nested layout was 'hidden' when initialized
  				var	pos = s.size + sC.inset[c.side];
  				if ($.layout.cssNum( $R, c.side ) != pos) $R.css( c.side, pos );
  			}
  
  			// if was previously hidden due to noRoom, then RESET because NOW there is room
  			if (s.noRoom) {
  				// s.noRoom state will be set by open or show
  				if (s.wasOpen && o.closable) {
  					if (o.autoReopen)
  						open(pane, false, true, true); // true = noAnimation, true = noAlert
  					else // leave the pane closed, so just update state
  						s.noRoom = false;
  				}
  				else
  					show(pane, s.wasOpen, true, true); // true = noAnimation, true = noAlert
  			}
  		}
  		else { // !hasRoom - pane CANNOT fit
  			if (!s.noRoom) { // pane not set as noRoom yet, so hide or close it now...
  				s.noRoom = true; // update state
  				s.wasOpen = !s.isClosed && !s.isSliding;
  				if (s.isClosed){} // SKIP
  				else if (o.closable) // 'close' if possible
  					close(pane, true, true); // true = force, true = noAnimation
  				else // 'hide' pane if cannot just be closed
  					hide(pane, true); // true = noAnimation
  			}
  		}
  	}
  
  
  	/**
  	 * manualSizePane is an exposed flow-through method allowing extra code when pane is 'manually resized'
  	 *
  	 * @param {(string|Object)}	evt_or_pane				The pane being resized
  	 * @param {number}			size					The *desired* new size for this pane - will be validated
  	 * @param {boolean=}			[skipCallback=false]	Should the onresize callback be run?
  	 * @param {boolean=}			[noAnimation=false]
  	 * @param {boolean=}			[force=false]			Force resizing even if does not seem necessary
  	 */
  ,	manualSizePane = function (evt_or_pane, size, skipCallback, noAnimation, force) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	o	= options[pane]
  		,	s	= state[pane]
  		//	if resizing callbacks have been delayed and resizing is now DONE, force resizing to complete...
  		,	forceResize = force || (o.livePaneResizing && !s.isResizing)
  		;
  		if (pane === "center") return; // validate
  		// ANY call to manualSizePane disables autoResize - ie, percentage sizing
  		s.autoResize = false;
  		// flow-through...
  		sizePane(pane, size, skipCallback, noAnimation, forceResize); // will animate resize if option enabled
  	}
  
  	/**
  	 * sizePane is called only by internal methods whenever a pane needs to be resized
  	 *
  	 * @param {(string|Object)}	evt_or_pane				The pane being resized
  	 * @param {number}			size					The *desired* new size for this pane - will be validated
  	 * @param {boolean=}			[skipCallback=false]	Should the onresize callback be run?
  	 * @param {boolean=}			[noAnimation=false]
  	 * @param {boolean=}			[force=false]			Force resizing even if does not seem necessary
  	 */
  ,	sizePane = function (evt_or_pane, size, skipCallback, noAnimation, force) {
  		if (!isInitialized()) return;
  		var	pane	= evtPane.call(this, evt_or_pane) // probably NEVER called from event?
  		,	o		= options[pane]
  		,	s		= state[pane]
  		,	$P		= $Ps[pane]
  		,	$R		= $Rs[pane]
  		,	side	= _c[pane].side
  		,	dimName	= _c[pane].sizeType.toLowerCase()
  		,	skipResizeWhileDragging = s.isResizing && !o.triggerEventsDuringLiveResize
  		,	doFX	= noAnimation !== true && o.animatePaneSizing
  		,	oldSize, newSize
  		;
  		if (pane === "center") return; // validate
  		// QUEUE in case another action/animation is in progress
  		$N.queue(function( queueNext ){
  			// calculate 'current' min/max sizes
  			setSizeLimits(pane); // update pane-state
  			oldSize = s.size;
  			size = _parseSize(pane, size); // handle percentages & auto
  			size = max(size, _parseSize(pane, o.minSize));
  			size = min(size, s.maxSize);
  			if (size < s.minSize) { // not enough room for pane!
  				queueNext(); // call before makePaneFit() because it needs the queue free
  				makePaneFit(pane, false, skipCallback);	// will hide or close pane
  				return;
  			}
  
  			// IF newSize is same as oldSize, then nothing to do - abort
  			if (!force && size === oldSize)
  				return queueNext();
  
  			s.newSize = size;
  
  			// onresize_start callback CANNOT cancel resizing because this would break the layout!
  			if (!skipCallback && state.initialized && s.isVisible)
  				_runCallbacks("onresize_start", pane);
  
  			// resize the pane, and make sure its visible
  			newSize = cssSize(pane, size);
  
  			if (doFX && $P.is(":visible")) { // ANIMATE
  				var fx		= $.layout.effects.size[pane] || $.layout.effects.size.all
  				,	easing	= o.fxSettings_size.easing || fx.easing
  				,	z		= options.zIndexes
  				,	props	= {};
  				props[ dimName ] = newSize +'px';
  				s.isMoving = true;
  				// overlay all elements during animation
  				$P.css({ zIndex: z.pane_animate })
  				  .show().animate( props, o.fxSpeed_size, easing, function(){
  					// reset zIndex after animation
  					$P.css({ zIndex: (s.isSliding ? z.pane_sliding : z.pane_normal) });
  					s.isMoving = false;
  					delete s.newSize;
  					sizePane_2(); // continue
  					queueNext();
  				});
  			}
  			else { // no animation
  				$P.css( dimName, newSize );	// resize pane
  				delete s.newSize;
  				// if pane is visible, then 
  				if ($P.is(":visible"))
  					sizePane_2(); // continue
  				else {
  					// pane is NOT VISIBLE, so just update state data...
  					// when pane is *next opened*, it will have the new size
  					s.size = size;				// update state.size
  					//$.extend(s, elDims($P));	// update state dimensions - CANNOT do this when not visible!				}
  				}
  				queueNext();
  			};
  
  		});
  
  		// SUBROUTINE
  		function sizePane_2 () {
  			/*	Panes are sometimes not sized precisely in some browsers!?
  			 *	This code will resize the pane up to 3 times to nudge the pane to the correct size
  			 */
  			var	actual	= dimName==='width' ? $P.outerWidth() : $P.outerHeight()
  			,	tries	= [{
  						   	pane:		pane
  						,	count:		1
  						,	target:		size
  						,	actual:		actual
  						,	correct:	(size === actual)
  						,	attempt:	size
  						,	cssSize:	newSize
  						}]
  			,	lastTry = tries[0]
  			,	thisTry	= {}
  			,	msg		= 'Inaccurate size after resizing the '+ pane +'-pane.'
  			;
  			while ( !lastTry.correct ) {
  				thisTry = { pane: pane, count: lastTry.count+1, target: size };
  
  				if (lastTry.actual > size)
  					thisTry.attempt = max(0, lastTry.attempt - (lastTry.actual - size));
  				else // lastTry.actual < size
  					thisTry.attempt = max(0, lastTry.attempt + (size - lastTry.actual));
  
  				thisTry.cssSize = cssSize(pane, thisTry.attempt);
  				$P.css( dimName, thisTry.cssSize );
  
  				thisTry.actual	= dimName=='width' ? $P.outerWidth() : $P.outerHeight();
  				thisTry.correct	= (size === thisTry.actual);
  
  				// log attempts and alert the user of this *non-fatal error* (if showDebugMessages)
  				if ( tries.length === 1) {
  					_log(msg, false, true);
  					_log(lastTry, false, true);
  				}
  				_log(thisTry, false, true);
  				// after 4 tries, is as close as its gonna get!
  				if (tries.length > 3) break;
  
  				tries.push( thisTry );
  				lastTry = tries[ tries.length - 1 ];
  			}
  			// END TESTING CODE
  
  			// update pane-state dimensions
  			s.size	= size;
  			$.extend(s, elDims($P));
  
  			if (s.isVisible && $P.is(":visible")) {
  				// reposition the resizer-bar
  				if ($R) $R.css( side, size + sC.inset[side] );
  				// resize the content-div
  				sizeContent(pane);
  			}
  
  			if (!skipCallback && !skipResizeWhileDragging && state.initialized && s.isVisible)
  				_runCallbacks("onresize_end", pane);
  
  			// resize all the adjacent panes, and adjust their toggler buttons
  			// when skipCallback passed, it means the controlling method will handle 'other panes'
  			if (!skipCallback) {
  				// also no callback if live-resize is in progress and NOT triggerEventsDuringLiveResize
  				if (!s.isSliding) sizeMidPanes(_c[pane].dir=="horz" ? "" : "center", skipResizeWhileDragging, force);
  				sizeHandles();
  			}
  
  			// if opposite-pane was autoClosed, see if it can be autoOpened now
  			var altPane = _c.oppositeEdge[pane];
  			if (size < oldSize && state[ altPane ].noRoom) {
  				setSizeLimits( altPane );
  				makePaneFit( altPane, false, skipCallback );
  			}
  
  			// DEBUG - ALERT user/developer so they know there was a sizing problem
  			if (tries.length > 1)
  				_log(msg +'\nSee the Error Console for details.', true, true);
  		}
  	}
  
  	/**
  	 * @see  initPanes(), sizePane(), 	resizeAll(), open(), close(), hide()
  	 * @param {(Array.<string>|string)}	panes					The pane(s) being resized, comma-delmited string
  	 * @param {boolean=}					[skipCallback=false]	Should the onresize callback be run?
  	 * @param {boolean=}					[force=false]
  	 */
  ,	sizeMidPanes = function (panes, skipCallback, force) {
  		panes = (panes ? panes : "east,west,center").split(",");
  
  		$.each(panes, function (i, pane) {
  			if (!$Ps[pane]) return; // NO PANE - skip
  			var 
  				o		= options[pane]
  			,	s		= state[pane]
  			,	$P		= $Ps[pane]
  			,	$R		= $Rs[pane]
  			,	isCenter= (pane=="center")
  			,	hasRoom	= true
  			,	CSS		= {}
  			//	if pane is not visible, show it invisibly NOW rather than for *each call* in this script
  			,	visCSS	= $.layout.showInvisibly($P)
  
  			,	newCenter	= calcNewCenterPaneDims()
  			;
  
  			// update pane-state dimensions
  			$.extend(s, elDims($P));
  
  			if (pane === "center") {
  				if (!force && s.isVisible && newCenter.width === s.outerWidth && newCenter.height === s.outerHeight) {
  					$P.css(visCSS);
  					return true; // SKIP - pane already the correct size
  				}
  				// set state for makePaneFit() logic
  				$.extend(s, cssMinDims(pane), {
  					maxWidth:	newCenter.width
  				,	maxHeight:	newCenter.height
  				});
  				CSS = newCenter;
  				s.newWidth	= CSS.width;
  				s.newHeight	= CSS.height;
  				// convert OUTER width/height to CSS width/height 
  				CSS.width	= cssW($P, CSS.width);
  				// NEW - allow pane to extend 'below' visible area rather than hide it
  				CSS.height	= cssH($P, CSS.height);
  				hasRoom		= CSS.width >= 0 && CSS.height >= 0; // height >= 0 = ALWAYS TRUE NOW
  
  				// during layout init, try to shrink east/west panes to make room for center
  				if (!state.initialized && o.minWidth > newCenter.width) {
  					var
  						reqPx	= o.minWidth - s.outerWidth
  					,	minE	= options.east.minSize || 0
  					,	minW	= options.west.minSize || 0
  					,	sizeE	= state.east.size
  					,	sizeW	= state.west.size
  					,	newE	= sizeE
  					,	newW	= sizeW
  					;
  					if (reqPx > 0 && state.east.isVisible && sizeE > minE) {
  						newE = max( sizeE-minE, sizeE-reqPx );
  						reqPx -= sizeE-newE;
  					}
  					if (reqPx > 0 && state.west.isVisible && sizeW > minW) {
  						newW = max( sizeW-minW, sizeW-reqPx );
  						reqPx -= sizeW-newW;
  					}
  					// IF we found enough extra space, then resize the border panes as calculated
  					if (reqPx === 0) {
  						if (sizeE && sizeE != minE)
  							sizePane('east', newE, true, true, force); // true = skipCallback/noAnimation - initPanes will handle when done
  						if (sizeW && sizeW != minW)
  							sizePane('west', newW, true, true, force); // true = skipCallback/noAnimation
  						// now start over!
  						sizeMidPanes('center', skipCallback, force);
  						$P.css(visCSS);
  						return; // abort this loop
  					}
  				}
  			}
  			else { // for east and west, set only the height, which is same as center height
  				// set state.min/maxWidth/Height for makePaneFit() logic
  				if (s.isVisible && !s.noVerticalRoom)
  					$.extend(s, elDims($P), cssMinDims(pane))
  				if (!force && !s.noVerticalRoom && newCenter.height === s.outerHeight) {
  					$P.css(visCSS);
  					return true; // SKIP - pane already the correct size
  				}
  				// east/west have same top, bottom & height as center
  				CSS.top		= newCenter.top;
  				CSS.bottom	= newCenter.bottom;
  				s.newSize	= newCenter.height
  				// NEW - allow pane to extend 'below' visible area rather than hide it
  				CSS.height	= cssH($P, newCenter.height);
  				s.maxHeight	= CSS.height;
  				hasRoom		= (s.maxHeight >= 0); // ALWAYS TRUE NOW
  				if (!hasRoom) s.noVerticalRoom = true; // makePaneFit() logic
  			}
  
  			if (hasRoom) {
  				// resizeAll passes skipCallback because it triggers callbacks after ALL panes are resized
  				if (!skipCallback && state.initialized)
  					_runCallbacks("onresize_start", pane);
  
  				$P.css(CSS); // apply the CSS to pane
  				if (pane !== "center")
  					sizeHandles(pane); // also update resizer length
  				if (s.noRoom && !s.isClosed && !s.isHidden)
  					makePaneFit(pane); // will re-open/show auto-closed/hidden pane
  				if (s.isVisible) {
  					$.extend(s, elDims($P)); // update pane dimensions
  					if (state.initialized) sizeContent(pane); // also resize the contents, if exists
  				}
  			}
  			else if (!s.noRoom && s.isVisible) // no room for pane
  				makePaneFit(pane); // will hide or close pane
  
  			// reset visibility, if necessary
  			$P.css(visCSS);
  
  			delete s.newSize;
  			delete s.newWidth;
  			delete s.newHeight;
  
  			if (!s.isVisible)
  				return true; // DONE - next pane
  
  			/*
  			 * Extra CSS for IE6 or IE7 in Quirks-mode - add 'width' to NORTH/SOUTH panes
  			 * Normally these panes have only 'left' & 'right' positions so pane auto-sizes
  			 * ALSO required when pane is an IFRAME because will NOT default to 'full width'
  			 *	TODO: Can I use width:100% for a north/south iframe?
  			 *	TODO: Sounds like a job for $P.outerWidth( sC.innerWidth ) SETTER METHOD
  			 */
  			if (pane === "center") { // finished processing midPanes
  				var fix = browser.isIE6 || !browser.boxModel;
  				if ($Ps.north && (fix || state.north.tagName=="IFRAME")) 
  					$Ps.north.css("width", cssW($Ps.north, sC.innerWidth));
  				if ($Ps.south && (fix || state.south.tagName=="IFRAME"))
  					$Ps.south.css("width", cssW($Ps.south, sC.innerWidth));
  			}
  
  			// resizeAll passes skipCallback because it triggers callbacks after ALL panes are resized
  			if (!skipCallback && state.initialized)
  				_runCallbacks("onresize_end", pane);
  		});
  	}
  
  
  	/**
  	 * @see  window.onresize(), callbacks or custom code
  	 * @param {(Object|boolean)=}	evt_or_refresh	If 'true', then also reset pane-positioning
  	 */
  ,	resizeAll = function (evt_or_refresh) {
  		var	oldW	= sC.innerWidth
  		,	oldH	= sC.innerHeight
  		;
  		// stopPropagation if called by trigger("layoutdestroy") - use evtPane utility 
  		evtPane(evt_or_refresh);
  
  		// cannot size layout when 'container' is hidden or collapsed
  		if (!$N.is(":visible")) return;
  
  		if (!state.initialized) {
  			_initLayoutElements();
  			return; // no need to resize since we just initialized!
  		}
  
  		if (evt_or_refresh === true && $.isPlainObject(options.outset)) {
  			// update container CSS in case outset option has changed
  			$N.css( options.outset );
  		}
  		// UPDATE container dimensions
  		$.extend(sC, elDims( $N, options.inset ));
  		if (!sC.outerHeight) return;
  
  		// if 'true' passed, refresh pane & handle positioning too
  		if (evt_or_refresh === true) {
  			setPanePosition();
  		}
  
  		// onresizeall_start will CANCEL resizing if returns false
  		// state.container has already been set, so user can access this info for calcuations
  		if (false === _runCallbacks("onresizeall_start")) return false;
  
  		var	// see if container is now 'smaller' than before
  			shrunkH	= (sC.innerHeight < oldH)
  		,	shrunkW	= (sC.innerWidth < oldW)
  		,	$P, o, s
  		;
  		// NOTE special order for sizing: S-N-E-W
  		$.each(["south","north","east","west"], function (i, pane) {
  			if (!$Ps[pane]) return; // no pane - SKIP
  			o = options[pane];
  			s = state[pane];
  			if (s.autoResize && s.size != o.size) // resize pane to original size set in options
  				sizePane(pane, o.size, true, true, true); // true=skipCallback/noAnimation/forceResize
  			else {
  				setSizeLimits(pane);
  				makePaneFit(pane, false, true, true); // true=skipCallback/forceResize
  			}
  		});
  
  		sizeMidPanes("", true, true); // true=skipCallback/forceResize
  		sizeHandles(); // reposition the toggler elements
  
  		// trigger all individual pane callbacks AFTER layout has finished resizing
  		$.each(_c.allPanes, function (i, pane) {
  			$P = $Ps[pane];
  			if (!$P) return; // SKIP
  			if (state[pane].isVisible) // undefined for non-existent panes
  				_runCallbacks("onresize_end", pane); // callback - if exists
  		});
  
  		_runCallbacks("onresizeall_end");
  		//_triggerLayoutEvent(pane, 'resizeall');
  	}
  
  	/**
  	 * Whenever a pane resizes or opens that has a nested layout, trigger resizeAll
  	 *
  	 * @param {(string|Object)}	evt_or_pane		The pane just resized or opened
  	 */
  ,	resizeChildren = function (evt_or_pane, skipRefresh) {
  		var	pane = evtPane.call(this, evt_or_pane);
  
  		if (!options[pane].resizeChildren) return;
  
  		// ensure the pane-children are up-to-date
  		if (!skipRefresh) refreshChildren( pane );
  		var pC = children[pane];
  		if ($.isPlainObject( pC )) {
  			// resize one or more children
  			$.each( pC, function (key, child) {
  				if (!child.destroyed) child.resizeAll();
  			});
  		}
  	}
  
  	/**
  	 * IF pane has a content-div, then resize all elements inside pane to fit pane-height
  	 *
  	 * @param {(string|Object)}	evt_or_panes		The pane(s) being resized
  	 * @param {boolean=}			[remeasure=false]	Should the content (header/footer) be remeasured?
  	 */
  ,	sizeContent = function (evt_or_panes, remeasure) {
  		if (!isInitialized()) return;
  
  		var panes = evtPane.call(this, evt_or_panes);
  		panes = panes ? panes.split(",") : _c.allPanes;
  
  		$.each(panes, function (idx, pane) {
  			var
  				$P	= $Ps[pane]
  			,	$C	= $Cs[pane]
  			,	o	= options[pane]
  			,	s	= state[pane]
  			,	m	= s.content // m = measurements
  			;
  			if (!$P || !$C || !$P.is(":visible")) return true; // NOT VISIBLE - skip
  
  			// if content-element was REMOVED, update OR remove the pointer
  			if (!$C.length) {
  				initContent(pane, false);	// false = do NOT sizeContent() - already there!
  				if (!$C) return;			// no replacement element found - pointer have been removed
  			}
  
  			// onsizecontent_start will CANCEL resizing if returns false
  			if (false === _runCallbacks("onsizecontent_start", pane)) return;
  
  			// skip re-measuring offsets if live-resizing
  			if ((!s.isMoving && !s.isResizing) || o.liveContentResizing || remeasure || m.top == undefined) {
  				_measure();
  				// if any footers are below pane-bottom, they may not measure correctly,
  				// so allow pane overflow and re-measure
  				if (m.hiddenFooters > 0 && $P.css("overflow") === "hidden") {
  					$P.css("overflow", "visible");
  					_measure(); // remeasure while overflowing
  					$P.css("overflow", "hidden");
  				}
  			}
  			// NOTE: spaceAbove/Below *includes* the pane paddingTop/Bottom, but not pane.borders
  			var newH = s.innerHeight - (m.spaceAbove - s.css.paddingTop) - (m.spaceBelow - s.css.paddingBottom);
  
  			if (!$C.is(":visible") || m.height != newH) {
  				// size the Content element to fit new pane-size - will autoHide if not enough room
  				setOuterHeight($C, newH, true); // true=autoHide
  				m.height = newH; // save new height
  			};
  
  			if (state.initialized)
  				_runCallbacks("onsizecontent_end", pane);
  
  			function _below ($E) {
  				return max(s.css.paddingBottom, (parseInt($E.css("marginBottom"), 10) || 0));
  			};
  
  			function _measure () {
  				var
  					ignore	= options[pane].contentIgnoreSelector
  				,	$Fs		= $C.nextAll().not(".ui-layout-mask").not(ignore || ":lt(0)") // not :lt(0) = ALL
  				,	$Fs_vis	= $Fs.filter(':visible')
  				,	$F		= $Fs_vis.filter(':last')
  				;
  				m = {
  					top:			$C[0].offsetTop
  				,	height:			$C.outerHeight()
  				,	numFooters:		$Fs.length
  				,	hiddenFooters:	$Fs.length - $Fs_vis.length
  				,	spaceBelow:		0 // correct if no content footer ($E)
  				}
  					m.spaceAbove	= m.top; // just for state - not used in calc
  					m.bottom		= m.top + m.height;
  				if ($F.length)
  					//spaceBelow = (LastFooter.top + LastFooter.height) [footerBottom] - Content.bottom + max(LastFooter.marginBottom, pane.paddingBotom)
  					m.spaceBelow = ($F[0].offsetTop + $F.outerHeight()) - m.bottom + _below($F);
  				else // no footer - check marginBottom on Content element itself
  					m.spaceBelow = _below($C);
  			};
  		});
  	}
  
  
  	/**
  	 * Called every time a pane is opened, closed, or resized to slide the togglers to 'center' and adjust their length if necessary
  	 *
  	 * @see  initHandles(), open(), close(), resizeAll()
  	 * @param {(string|Object)=}		evt_or_panes	The pane(s) being resized
  	 */
  ,	sizeHandles = function (evt_or_panes) {
  		var panes = evtPane.call(this, evt_or_panes)
  		panes = panes ? panes.split(",") : _c.borderPanes;
  
  		$.each(panes, function (i, pane) {
  			var 
  				o	= options[pane]
  			,	s	= state[pane]
  			,	$P	= $Ps[pane]
  			,	$R	= $Rs[pane]
  			,	$T	= $Ts[pane]
  			,	$TC
  			;
  			if (!$P || !$R) return;
  
  			var
  				dir			= _c[pane].dir
  			,	_state		= (s.isClosed ? "_closed" : "_open")
  			,	spacing		= o["spacing"+ _state]
  			,	togAlign	= o["togglerAlign"+ _state]
  			,	togLen		= o["togglerLength"+ _state]
  			,	paneLen
  			,	left
  			,	offset
  			,	CSS = {}
  			;
  
  			if (spacing === 0) {
  				$R.hide();
  				return;
  			}
  			else if (!s.noRoom && !s.isHidden) // skip if resizer was hidden for any reason
  				$R.show(); // in case was previously hidden
  
  			// Resizer Bar is ALWAYS same width/height of pane it is attached to
  			if (dir === "horz") { // north/south
  				//paneLen = $P.outerWidth(); // s.outerWidth || 
  				paneLen = sC.innerWidth; // handle offscreen-panes
  				s.resizerLength = paneLen;
  				left = $.layout.cssNum($P, "left")
  				$R.css({
  					width:	cssW($R, paneLen) // account for borders & padding
  				,	height:	cssH($R, spacing) // ditto
  				,	left:	left > -9999 ? left : sC.inset.left // handle offscreen-panes
  				});
  			}
  			else { // east/west
  				paneLen = $P.outerHeight(); // s.outerHeight || 
  				s.resizerLength = paneLen;
  				$R.css({
  					height:	cssH($R, paneLen) // account for borders & padding
  				,	width:	cssW($R, spacing) // ditto
  				,	top:	sC.inset.top + getPaneSize("north", true) // TODO: what if no North pane?
  				//,	top:	$.layout.cssNum($Ps["center"], "top")
  				});
  			}
  
  			// remove hover classes
  			removeHover( o, $R );
  
  			if ($T) {
  				if (togLen === 0 || (s.isSliding && o.hideTogglerOnSlide)) {
  					$T.hide(); // always HIDE the toggler when 'sliding'
  					return;
  				}
  				else
  					$T.show(); // in case was previously hidden
  
  				if (!(togLen > 0) || togLen === "100%" || togLen > paneLen) {
  					togLen = paneLen;
  					offset = 0;
  				}
  				else { // calculate 'offset' based on options.PANE.togglerAlign_open/closed
  					if (isStr(togAlign)) {
  						switch (togAlign) {
  							case "top":
  							case "left":	offset = 0;
  											break;
  							case "bottom":
  							case "right":	offset = paneLen - togLen;
  											break;
  							case "middle":
  							case "center":
  							default:		offset = round((paneLen - togLen) / 2); // 'default' catches typos
  						}
  					}
  					else { // togAlign = number
  						var x = parseInt(togAlign, 10); //
  						if (togAlign >= 0) offset = x;
  						else offset = paneLen - togLen + x; // NOTE: x is negative!
  					}
  				}
  
  				if (dir === "horz") { // north/south
  					var width = cssW($T, togLen);
  					$T.css({
  						width:	width  // account for borders & padding
  					,	height:	cssH($T, spacing) // ditto
  					,	left:	offset // TODO: VERIFY that toggler  positions correctly for ALL values
  					,	top:	0
  					});
  					// CENTER the toggler content SPAN
  					$T.children(".content").each(function(){
  						$TC = $(this);
  						$TC.css("marginLeft", round((width-$TC.outerWidth())/2)); // could be negative
  					});
  				}
  				else { // east/west
  					var height = cssH($T, togLen);
  					$T.css({
  						height:	height // account for borders & padding
  					,	width:	cssW($T, spacing) // ditto
  					,	top:	offset // POSITION the toggler
  					,	left:	0
  					});
  					// CENTER the toggler content SPAN
  					$T.children(".content").each(function(){
  						$TC = $(this);
  						$TC.css("marginTop", round((height-$TC.outerHeight())/2)); // could be negative
  					});
  				}
  
  				// remove ALL hover classes
  				removeHover( 0, $T );
  			}
  
  			// DONE measuring and sizing this resizer/toggler, so can be 'hidden' now
  			if (!state.initialized && (o.initHidden || s.isHidden)) {
  				$R.hide();
  				if ($T) $T.hide();
  			}
  		});
  	}
  
  
  	/**
  	 * @param {(string|Object)}	evt_or_pane
  	 */
  ,	enableClosable = function (evt_or_pane) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$T	= $Ts[pane]
  		,	o	= options[pane]
  		;
  		if (!$T) return;
  		o.closable = true;
  		$T	.bind("click."+ sID, function(evt){ evt.stopPropagation(); toggle(pane); })
  			.css("visibility", "visible")
  			.css("cursor", "pointer")
  			.attr("title", state[pane].isClosed ? o.tips.Open : o.tips.Close) // may be blank
  			.show();
  	}
  	/**
  	 * @param {(string|Object)}	evt_or_pane
  	 * @param {boolean=}			[hide=false]
  	 */
  ,	disableClosable = function (evt_or_pane, hide) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$T	= $Ts[pane]
  		;
  		if (!$T) return;
  		options[pane].closable = false;
  		// is closable is disable, then pane MUST be open!
  		if (state[pane].isClosed) open(pane, false, true);
  		$T	.unbind("."+ sID)
  			.css("visibility", hide ? "hidden" : "visible") // instead of hide(), which creates logic issues
  			.css("cursor", "default")
  			.attr("title", "");
  	}
  
  
  	/**
  	 * @param {(string|Object)}	evt_or_pane
  	 */
  ,	enableSlidable = function (evt_or_pane) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$R	= $Rs[pane]
  		;
  		if (!$R || !$R.data('draggable')) return;
  		options[pane].slidable = true; 
  		if (state[pane].isClosed)
  			bindStartSlidingEvents(pane, true);
  	}
  	/**
  	 * @param {(string|Object)}	evt_or_pane
  	 */
  ,	disableSlidable = function (evt_or_pane) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$R	= $Rs[pane]
  		;
  		if (!$R) return;
  		options[pane].slidable = false; 
  		if (state[pane].isSliding)
  			close(pane, false, true);
  		else {
  			bindStartSlidingEvents(pane, false);
  			$R	.css("cursor", "default")
  				.attr("title", "");
  			removeHover(null, $R[0]); // in case currently hovered
  		}
  	}
  
  
  	/**
  	 * @param {(string|Object)}	evt_or_pane
  	 */
  ,	enableResizable = function (evt_or_pane) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$R	= $Rs[pane]
  		,	o	= options[pane]
  		;
  		if (!$R || !$R.data('draggable')) return;
  		o.resizable = true; 
  		$R.draggable("enable");
  		if (!state[pane].isClosed)
  			$R	.css("cursor", o.resizerCursor)
  			 	.attr("title", o.tips.Resize);
  	}
  	/**
  	 * @param {(string|Object)}	evt_or_pane
  	 */
  ,	disableResizable = function (evt_or_pane) {
  		if (!isInitialized()) return;
  		var	pane = evtPane.call(this, evt_or_pane)
  		,	$R	= $Rs[pane]
  		;
  		if (!$R || !$R.data('draggable')) return;
  		options[pane].resizable = false; 
  		$R	.draggable("disable")
  			.css("cursor", "default")
  			.attr("title", "");
  		removeHover(null, $R[0]); // in case currently hovered
  	}
  
  
  	/**
  	 * Move a pane from source-side (eg, west) to target-side (eg, east)
  	 * If pane exists on target-side, move that to source-side, ie, 'swap' the panes
  	 *
  	 * @param {(string|Object)}	evt_or_pane1	The pane/edge being swapped
  	 * @param {string}			pane2			ditto
  	 */
  ,	swapPanes = function (evt_or_pane1, pane2) {
  		if (!isInitialized()) return;
  		var pane1 = evtPane.call(this, evt_or_pane1);
  		// change state.edge NOW so callbacks can know where pane is headed...
  		state[pane1].edge = pane2;
  		state[pane2].edge = pane1;
  		// run these even if NOT state.initialized
  		if (false === _runCallbacks("onswap_start", pane1)
  		 ||	false === _runCallbacks("onswap_start", pane2)
  		) {
  			state[pane1].edge = pane1; // reset
  			state[pane2].edge = pane2;
  			return;
  		}
  
  		var
  			oPane1	= copy( pane1 )
  		,	oPane2	= copy( pane2 )
  		,	sizes	= {}
  		;
  		sizes[pane1] = oPane1 ? oPane1.state.size : 0;
  		sizes[pane2] = oPane2 ? oPane2.state.size : 0;
  
  		// clear pointers & state
  		$Ps[pane1] = false; 
  		$Ps[pane2] = false;
  		state[pane1] = {};
  		state[pane2] = {};
  		
  		// ALWAYS remove the resizer & toggler elements
  		if ($Ts[pane1]) $Ts[pane1].remove();
  		if ($Ts[pane2]) $Ts[pane2].remove();
  		if ($Rs[pane1]) $Rs[pane1].remove();
  		if ($Rs[pane2]) $Rs[pane2].remove();
  		$Rs[pane1] = $Rs[pane2] = $Ts[pane1] = $Ts[pane2] = false;
  
  		// transfer element pointers and data to NEW Layout keys
  		move( oPane1, pane2 );
  		move( oPane2, pane1 );
  
  		// cleanup objects
  		oPane1 = oPane2 = sizes = null;
  
  		// make panes 'visible' again
  		if ($Ps[pane1]) $Ps[pane1].css(_c.visible);
  		if ($Ps[pane2]) $Ps[pane2].css(_c.visible);
  
  		// fix any size discrepancies caused by swap
  		resizeAll();
  
  		// run these even if NOT state.initialized
  		_runCallbacks("onswap_end", pane1);
  		_runCallbacks("onswap_end", pane2);
  
  		return;
  
  		function copy (n) { // n = pane
  			var
  				$P	= $Ps[n]
  			,	$C	= $Cs[n]
  			;
  			return !$P ? false : {
  				pane:		n
  			,	P:			$P ? $P[0] : false
  			,	C:			$C ? $C[0] : false
  			,	state:		$.extend(true, {}, state[n])
  			,	options:	$.extend(true, {}, options[n])
  			}
  		};
  
  		function move (oPane, pane) {
  			if (!oPane) return;
  			var
  				P		= oPane.P
  			,	C		= oPane.C
  			,	oldPane = oPane.pane
  			,	c		= _c[pane]
  			//	save pane-options that should be retained
  			,	s		= $.extend(true, {}, state[pane])
  			,	o		= options[pane]
  			//	RETAIN side-specific FX Settings - more below
  			,	fx		= { resizerCursor: o.resizerCursor }
  			,	re, size, pos
  			;
  			$.each("fxName,fxSpeed,fxSettings".split(","), function (i, k) {
  				fx[k +"_open"]  = o[k +"_open"];
  				fx[k +"_close"] = o[k +"_close"];
  				fx[k +"_size"]  = o[k +"_size"];
  			});
  
  			// update object pointers and attributes
  			$Ps[pane] = $(P)
  				.data({
  					layoutPane:		Instance[pane]	// NEW pointer to pane-alias-object
  				,	layoutEdge:		pane
  				})
  				.css(_c.hidden)
  				.css(c.cssReq)
  			;
  			$Cs[pane] = C ? $(C) : false;
  
  			// set options and state
  			options[pane]	= $.extend(true, {}, oPane.options, fx);
  			state[pane]		= $.extend(true, {}, oPane.state);
  
  			// change classNames on the pane, eg: ui-layout-pane-east ==> ui-layout-pane-west
  			re = new RegExp(o.paneClass +"-"+ oldPane, "g");
  			P.className = P.className.replace(re, o.paneClass +"-"+ pane);
  
  			// ALWAYS regenerate the resizer & toggler elements
  			initHandles(pane); // create the required resizer & toggler
  
  			// if moving to different orientation, then keep 'target' pane size
  			if (c.dir != _c[oldPane].dir) {
  				size = sizes[pane] || 0;
  				setSizeLimits(pane); // update pane-state
  				size = max(size, state[pane].minSize);
  				// use manualSizePane to disable autoResize - not useful after panes are swapped
  				manualSizePane(pane, size, true, true); // true/true = skipCallback/noAnimation
  			}
  			else // move the resizer here
  				$Rs[pane].css(c.side, sC.inset[c.side] + (state[pane].isVisible ? getPaneSize(pane) : 0));
  
  
  			// ADD CLASSNAMES & SLIDE-BINDINGS
  			if (oPane.state.isVisible && !s.isVisible)
  				setAsOpen(pane, true); // true = skipCallback
  			else {
  				setAsClosed(pane);
  				bindStartSlidingEvents(pane, true); // will enable events IF option is set
  			}
  
  			// DESTROY the object
  			oPane = null;
  		};
  	}
  
  
  	/**
  	 * INTERNAL method to sync pin-buttons when pane is opened or closed
  	 * Unpinned means the pane is 'sliding' - ie, over-top of the adjacent panes
  	 *
  	 * @see  open(), setAsOpen(), setAsClosed()
  	 * @param {string}	pane   These are the params returned to callbacks by layout()
  	 * @param {boolean}	doPin  True means set the pin 'down', False means 'up'
  	 */
  ,	syncPinBtns = function (pane, doPin) {
  		if ($.layout.plugins.buttons)
  			$.each(state[pane].pins, function (i, selector) {
  				$.layout.buttons.setPinState(Instance, $(selector), pane, doPin);
  			});
  	}
  
  ;	// END var DECLARATIONS
  
  	/**
  	 * Capture keys when enableCursorHotkey - toggle pane if hotkey pressed
  	 *
  	 * @see  document.keydown()
  	 */
  	function keyDown (evt) {
  		if (!evt) return true;
  		var code = evt.keyCode;
  		if (code < 33) return true; // ignore special keys: ENTER, TAB, etc
  
  		var
  			PANE = {
  				38: "north" // Up Cursor	- $.ui.keyCode.UP
  			,	40: "south" // Down Cursor	- $.ui.keyCode.DOWN
  			,	37: "west"  // Left Cursor	- $.ui.keyCode.LEFT
  			,	39: "east"  // Right Cursor	- $.ui.keyCode.RIGHT
  			}
  		,	ALT		= evt.altKey // no worky!
  		,	SHIFT	= evt.shiftKey
  		,	CTRL	= evt.ctrlKey
  		,	CURSOR	= (CTRL && code >= 37 && code <= 40)
  		,	o, k, m, pane
  		;
  
  		if (CURSOR && options[PANE[code]].enableCursorHotkey) // valid cursor-hotkey
  			pane = PANE[code];
  		else if (CTRL || SHIFT) // check to see if this matches a custom-hotkey
  			$.each(_c.borderPanes, function (i, p) { // loop each pane to check its hotkey
  				o = options[p];
  				k = o.customHotkey;
  				m = o.customHotkeyModifier; // if missing or invalid, treated as "CTRL+SHIFT"
  				if ((SHIFT && m=="SHIFT") || (CTRL && m=="CTRL") || (CTRL && SHIFT)) { // Modifier matches
  					if (k && code === (isNaN(k) || k <= 9 ? k.toUpperCase().charCodeAt(0) : k)) { // Key matches
  						pane = p;
  						return false; // BREAK
  					}
  				}
  			});
  
  		// validate pane
  		if (!pane || !$Ps[pane] || !options[pane].closable || state[pane].isHidden)
  			return true;
  
  		toggle(pane);
  
  		evt.stopPropagation();
  		evt.returnValue = false; // CANCEL key
  		return false;
  	};
  
  
  /*
   * ######################################
   *	UTILITY METHODS
   *	called externally or by initButtons
   * ######################################
   */
  
  	/**
  	 * Change/reset a pane overflow setting & zIndex to allow popups/drop-downs to work
  	 *
  	 * @param {Object=}   [el]	(optional) Can also be 'bound' to a click, mouseOver, or other event
  	 */
  	function allowOverflow (el) {
  		if (!isInitialized()) return;
  		if (this && this.tagName) el = this; // BOUND to element
  		var $P;
  		if (isStr(el))
  			$P = $Ps[el];
  		else if ($(el).data("layoutRole"))
  			$P = $(el);
  		else
  			$(el).parents().each(function(){
  				if ($(this).data("layoutRole")) {
  					$P = $(this);
  					return false; // BREAK
  				}
  			});
  		if (!$P || !$P.length) return; // INVALID
  
  		var
  			pane	= $P.data("layoutEdge")
  		,	s		= state[pane]
  		;
  
  		// if pane is already raised, then reset it before doing it again!
  		// this would happen if allowOverflow is attached to BOTH the pane and an element 
  		if (s.cssSaved)
  			resetOverflow(pane); // reset previous CSS before continuing
  
  		// if pane is raised by sliding or resizing, or its closed, then abort
  		if (s.isSliding || s.isResizing || s.isClosed) {
  			s.cssSaved = false;
  			return;
  		}
  
  		var
  			newCSS	= { zIndex: (options.zIndexes.resizer_normal + 1) }
  		,	curCSS	= {}
  		,	of		= $P.css("overflow")
  		,	ofX		= $P.css("overflowX")
  		,	ofY		= $P.css("overflowY")
  		;
  		// determine which, if any, overflow settings need to be changed
  		if (of != "visible") {
  			curCSS.overflow = of;
  			newCSS.overflow = "visible";
  		}
  		if (ofX && !ofX.match(/(visible|auto)/)) {
  			curCSS.overflowX = ofX;
  			newCSS.overflowX = "visible";
  		}
  		if (ofY && !ofY.match(/(visible|auto)/)) {
  			curCSS.overflowY = ofX;
  			newCSS.overflowY = "visible";
  		}
  
  		// save the current overflow settings - even if blank!
  		s.cssSaved = curCSS;
  
  		// apply new CSS to raise zIndex and, if necessary, make overflow 'visible'
  		$P.css( newCSS );
  
  		// make sure the zIndex of all other panes is normal
  		$.each(_c.allPanes, function(i, p) {
  			if (p != pane) resetOverflow(p);
  		});
  
  	};
  	/**
  	 * @param {Object=}   [el]	(optional) Can also be 'bound' to a click, mouseOver, or other event
  	 */
  	function resetOverflow (el) {
  		if (!isInitialized()) return;
  		if (this && this.tagName) el = this; // BOUND to element
  		var $P;
  		if (isStr(el))
  			$P = $Ps[el];
  		else if ($(el).data("layoutRole"))
  			$P = $(el);
  		else
  			$(el).parents().each(function(){
  				if ($(this).data("layoutRole")) {
  					$P = $(this);
  					return false; // BREAK
  				}
  			});
  		if (!$P || !$P.length) return; // INVALID
  
  		var
  			pane	= $P.data("layoutEdge")
  		,	s		= state[pane]
  		,	CSS		= s.cssSaved || {}
  		;
  		// reset the zIndex
  		if (!s.isSliding && !s.isResizing)
  			$P.css("zIndex", options.zIndexes.pane_normal);
  
  		// reset Overflow - if necessary
  		$P.css( CSS );
  
  		// clear var
  		s.cssSaved = false;
  	};
  
  /*
   * #####################
   * CREATE/RETURN LAYOUT
   * #####################
   */
  
  	// validate that container exists
  	var $N = $(this).eq(0); // FIRST matching Container element
  	if (!$N.length) {
  		return _log( options.errors.containerMissing );
  	};
  
  	// Users retrieve Instance of a layout with: $N.layout() OR $N.data("layout")
  	// return the Instance-pointer if layout has already been initialized
  	if ($N.data("layoutContainer") && $N.data("layout"))
  		return $N.data("layout"); // cached pointer
  
  	// init global vars
  	var 
  		$Ps	= {}	// Panes x5		- set in initPanes()
  	,	$Cs	= {}	// Content x5	- set in initPanes()
  	,	$Rs	= {}	// Resizers x4	- set in initHandles()
  	,	$Ts	= {}	// Togglers x4	- set in initHandles()
  	,	$Ms	= $([])	// Masks - up to 2 masks per pane (IFRAME + DIV)
  	//	aliases for code brevity
  	,	sC	= state.container // alias for easy access to 'container dimensions'
  	,	sID	= state.id // alias for unique layout ID/namespace - eg: "layout435"
  	;
  
  	// create Instance object to expose data & option Properties, and primary action Methods
  	var Instance = {
  	//	layout data
  		options:			options			// property - options hash
  	,	state:				state			// property - dimensions hash
  	//	object pointers
  	,	container:			$N				// property - object pointers for layout container
  	,	panes:				$Ps				// property - object pointers for ALL Panes: panes.north, panes.center
  	,	contents:			$Cs				// property - object pointers for ALL Content: contents.north, contents.center
  	,	resizers:			$Rs				// property - object pointers for ALL Resizers, eg: resizers.north
  	,	togglers:			$Ts				// property - object pointers for ALL Togglers, eg: togglers.north
  	//	border-pane open/close
  	,	hide:				hide			// method - ditto
  	,	show:				show			// method - ditto
  	,	toggle:				toggle			// method - pass a 'pane' ("north", "west", etc)
  	,	open:				open			// method - ditto
  	,	close:				close			// method - ditto
  	,	slideOpen:			slideOpen		// method - ditto
  	,	slideClose:			slideClose		// method - ditto
  	,	slideToggle:		slideToggle		// method - ditto
  	//	pane actions
  	,	setSizeLimits:		setSizeLimits	// method - pass a 'pane' - update state min/max data
  	,	_sizePane:			sizePane		// method -intended for user by plugins only!
  	,	sizePane:			manualSizePane	// method - pass a 'pane' AND an 'outer-size' in pixels or percent, or 'auto'
  	,	sizeContent:		sizeContent		// method - pass a 'pane'
  	,	swapPanes:			swapPanes		// method - pass TWO 'panes' - will swap them
  	,	showMasks:			showMasks		// method - pass a 'pane' OR list of panes - default = all panes with mask option set
  	,	hideMasks:			hideMasks		// method - ditto'
  	//	pane element methods
  	,	initContent:		initContent		// method - ditto
  	,	addPane:			addPane			// method - pass a 'pane'
  	,	removePane:			removePane		// method - pass a 'pane' to remove from layout, add 'true' to delete the pane-elem
  	,	createChildren:		createChildren	// method - pass a 'pane' and (optional) layout-options (OVERRIDES options[pane].children
  	,	refreshChildren:	refreshChildren	// method - pass a 'pane' and a layout-instance
  	//	special pane option setting
  	,	enableClosable:		enableClosable	// method - pass a 'pane'
  	,	disableClosable:	disableClosable	// method - ditto
  	,	enableSlidable:		enableSlidable	// method - ditto
  	,	disableSlidable:	disableSlidable	// method - ditto
  	,	enableResizable:	enableResizable	// method - ditto
  	,	disableResizable:	disableResizable// method - ditto
  	//	utility methods for panes
  	,	allowOverflow:		allowOverflow	// utility - pass calling element (this)
  	,	resetOverflow:		resetOverflow	// utility - ditto
  	//	layout control
  	,	destroy:			destroy			// method - no parameters
  	,	initPanes:			isInitialized	// method - no parameters
  	,	resizeAll:			resizeAll		// method - no parameters
  	//	callback triggering
  	,	runCallbacks:		_runCallbacks	// method - pass evtName & pane (if a pane-event), eg: trigger("onopen", "west")
  	//	alias collections of options, state and children - created in addPane and extended elsewhere
  	,	hasParentLayout:	false			// set by initContainer()
  	,	children:			children		// pointers to child-layouts, eg: Instance.children.west.layoutName
  	,	north:				false			// alias group: { name: pane, pane: $Ps[pane], options: options[pane], state: state[pane], children: children[pane] }
  	,	south:				false			// ditto
  	,	west:				false			// ditto
  	,	east:				false			// ditto
  	,	center:				false			// ditto
  	};
  
  	// create the border layout NOW
  	if (_create() === 'cancel') // onload_start callback returned false to CANCEL layout creation
  		return null;
  	else // true OR false -- if layout-elements did NOT init (hidden or do not exist), can auto-init later
  		return Instance; // return the Instance object
  
  }
  
  
  })( jQuery );
  
  
  
  
  /**
   * jquery.layout.state 1.2
   * $Date: 2014-08-30 08:00:00 (Sat, 30 Aug 2014) $
   *
   * Copyright (c) 2014 
   *   Kevin Dalman (http://allpro.net)
   *
   * Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)
   * and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.
   *
   * @requires: UI Layout 1.4.0 or higher
   * @requires: $.ui.cookie (above)
   *
   * @see: http://groups.google.com/group/jquery-ui-layout
   */
  ;(function ($) {
  
  if (!$.layout) return;
  
  
  /**
   *	UI COOKIE UTILITY
   *
   *	A $.cookie OR $.ui.cookie namespace *should be standard*, but until then...
   *	This creates $.ui.cookie so Layout does not need the cookie.jquery.js plugin
   *	NOTE: This utility is REQUIRED by the layout.state plugin
   *
   *	Cookie methods in Layout are created as part of State Management 
   */
  if (!$.ui) $.ui = {};
  $.ui.cookie = {
  
  	// cookieEnabled is not in DOM specs, but DOES works in all browsers,including IE6
  	acceptsCookies: !!navigator.cookieEnabled
  
  ,	read: function (name) {
  		var
  			c	= document.cookie
  		,	cs	= c ? c.split(';') : []
  		,	pair, data, i
  		;
  		for (i=0; pair=cs[i]; i++) {
  			data = $.trim(pair).split('='); // name=value => [ name, value ]
  			if (data[0] == name) // found the layout cookie
  				return decodeURIComponent(data[1]);
  		}
  		return null;
  	}
  
  ,	write: function (name, val, cookieOpts) {
  		var	params	= ""
  		,	date	= ""
  		,	clear	= false
  		,	o		= cookieOpts || {}
  		,	x		= o.expires  || null
  		,	t		= $.type(x)
  		;
  		if (t === "date")
  			date = x;
  		else if (t === "string" && x > 0) {
  			x = parseInt(x,10);
  			t = "number";
  		}
  		if (t === "number") {
  			date = new Date();
  			if (x > 0)
  				date.setDate(date.getDate() + x);
  			else {
  				date.setFullYear(1970);
  				clear = true;
  			}
  		}
  		if (date)		params += ";expires="+ date.toUTCString();
  		if (o.path)		params += ";path="+ o.path;
  		if (o.domain)	params += ";domain="+ o.domain;
  		if (o.secure)	params += ";secure";
  		document.cookie = name +"="+ (clear ? "" : encodeURIComponent( val )) + params; // write or clear cookie
  	}
  
  ,	clear: function (name) {
  		$.ui.cookie.write(name, "", {expires: -1});
  	}
  
  };
  // if cookie.jquery.js is not loaded, create an alias to replicate it
  // this may be useful to other plugins or code dependent on that plugin
  if (!$.cookie) $.cookie = function (k, v, o) {
  	var C = $.ui.cookie;
  	if (v === null)
  		C.clear(k);
  	else if (v === undefined)
  		return C.read(k);
  	else
  		C.write(k, v, o);
  };
  
  
  
  /**
   *	State-management options stored in options.stateManagement, which includes a .cookie hash
   *	Default options saves ALL KEYS for ALL PANES, ie: pane.size, pane.isClosed, pane.isHidden
   *
   *	// STATE/COOKIE OPTIONS
   *	@example $(el).layout({
  				stateManagement: {
  					enabled:	true
  				,	stateKeys:	"east.size,west.size,east.isClosed,west.isClosed"
  				,	cookie:		{ name: "appLayout", path: "/" }
  				}
  			})
   *	@example $(el).layout({ stateManagement__enabled: true }) // enable auto-state-management using cookies
   *	@example $(el).layout({ stateManagement__cookie: { name: "appLayout", path: "/" } })
   *	@example $(el).layout({ stateManagement__cookie__name: "appLayout", stateManagement__cookie__path: "/" })
   *
   *	// STATE/COOKIE METHODS
   *	@example myLayout.saveCookie( "west.isClosed,north.size,south.isHidden", {expires: 7} );
   *	@example myLayout.loadCookie();
   *	@example myLayout.deleteCookie();
   *	@example var JSON = myLayout.readState();	// CURRENT Layout State
   *	@example var JSON = myLayout.readCookie();	// SAVED Layout State (from cookie)
   *	@example var JSON = myLayout.state.stateData;	// LAST LOADED Layout State (cookie saved in layout.state hash)
   *
   *	CUSTOM STATE-MANAGEMENT (eg, saved in a database)
   *	@example var JSON = myLayout.readState( "west.isClosed,north.size,south.isHidden" );
   *	@example myLayout.loadState( JSON );
   */
  
  // tell Layout that the state plugin is available
  $.layout.plugins.stateManagement = true;
  
  //	Add State-Management options to layout.defaults
  $.layout.defaults.stateManagement = {
  	enabled:		false	// true = enable state-management, even if not using cookies
  ,	autoSave:		true	// Save a state-cookie when page exits?
  ,	autoLoad:		true	// Load the state-cookie when Layout inits?
  ,	animateLoad:	true	// animate panes when loading state into an active layout
  ,	includeChildren: true	// recurse into child layouts to include their state as well
  	// List state-data to save - must be pane-specific
  ,	stateKeys:	"north.size,south.size,east.size,west.size,"+
  				"north.isClosed,south.isClosed,east.isClosed,west.isClosed,"+
  				"north.isHidden,south.isHidden,east.isHidden,west.isHidden"
  ,	cookie: {
  		name:	""	// If not specified, will use Layout.name, else just "Layout"
  	,	domain:	""	// blank = current domain
  	,	path:	""	// blank = current page, "/" = entire website
  	,	expires: ""	// 'days' to keep cookie - leave blank for 'session cookie'
  	,	secure:	false
  	}
  };
  
  // Set stateManagement as a 'layout-option', NOT a 'pane-option'
  $.layout.optionsMap.layout.push("stateManagement");
  // Update config so layout does not move options into the pane-default branch (panes)
  $.layout.config.optionRootKeys.push("stateManagement");
  
  /*
   *	State Management methods
   */
  $.layout.state = {
  
  	/**
  	 * Get the current layout state and save it to a cookie
  	 *
  	 * myLayout.saveCookie( keys, cookieOpts )
  	 *
  	 * @param {Object}			inst
  	 * @param {(string|Array)=}	keys
  	 * @param {Object=}			cookieOpts
  	 */
  	saveCookie: function (inst, keys, cookieOpts) {
  		var o	= inst.options
  		,	sm	= o.stateManagement
  		,	oC	= $.extend(true, {}, sm.cookie, cookieOpts || null)
  		,	data = inst.state.stateData = inst.readState( keys || sm.stateKeys ) // read current panes-state
  		;
  		$.ui.cookie.write( oC.name || o.name || "Layout", $.layout.state.encodeJSON(data), oC );
  		return $.extend(true, {}, data); // return COPY of state.stateData data
  	}
  
  	/**
  	 * Remove the state cookie
  	 *
  	 * @param {Object}	inst
  	 */
  ,	deleteCookie: function (inst) {
  		var o = inst.options;
  		$.ui.cookie.clear( o.stateManagement.cookie.name || o.name || "Layout" );
  	}
  
  	/**
  	 * Read & return data from the cookie - as JSON
  	 *
  	 * @param {Object}	inst
  	 */
  ,	readCookie: function (inst) {
  		var o = inst.options;
  		var c = $.ui.cookie.read( o.stateManagement.cookie.name || o.name || "Layout" );
  		// convert cookie string back to a hash and return it
  		return c ? $.layout.state.decodeJSON(c) : {};
  	}
  
  	/**
  	 * Get data from the cookie and USE IT to loadState
  	 *
  	 * @param {Object}	inst
  	 */
  ,	loadCookie: function (inst) {
  		var c = $.layout.state.readCookie(inst); // READ the cookie
  		if (c && !$.isEmptyObject( c )) {
  			inst.state.stateData = $.extend(true, {}, c); // SET state.stateData
  			inst.loadState(c); // LOAD the retrieved state
  		}
  		return c;
  	}
  
  	/**
  	 * Update layout options from the cookie, if one exists
  	 *
  	 * @param {Object}		inst
  	 * @param {Object=}		stateData
  	 * @param {boolean=}	animate
  	 */
  ,	loadState: function (inst, data, opts) {
  		if (!$.isPlainObject( data ) || $.isEmptyObject( data )) return;
  
  		// normalize data & cache in the state object
  		data = inst.state.stateData = $.layout.transformData( data ); // panes = default subkey
  
  		// add missing/default state-restore options
  		var smo = inst.options.stateManagement;
  		opts = $.extend({
  			animateLoad:		false //smo.animateLoad
  		,	includeChildren:	smo.includeChildren
  		}, opts );
  
  		if (!inst.state.initialized) {
  			/*
  			 *	layout NOT initialized, so just update its options
  			 */
  			// MUST remove pane.children keys before applying to options
  			// use a copy so we don't remove keys from original data
  			var o = $.extend(true, {}, data);
  			//delete o.center; // center has no state-data - only children
  			$.each($.layout.config.allPanes, function (idx, pane) {
  				if (o[pane]) delete o[pane].children;		   
  			 });
  			// update CURRENT layout-options with saved state data
  			$.extend(true, inst.options, o);
  		}
  		else {
  			/*
  			 *	layout already initialized, so modify layout's configuration
  			 */
  			var noAnimate = !opts.animateLoad
  			,	o, c, h, state, open
  			;
  			$.each($.layout.config.borderPanes, function (idx, pane) {
  				o = data[ pane ];
  				if (!$.isPlainObject( o )) return; // no key, skip pane
  
  				s	= o.size;
  				c	= o.initClosed;
  				h	= o.initHidden;
  				ar	= o.autoResize
  				state	= inst.state[pane];
  				open	= state.isVisible;
  
  				// reset autoResize
  				if (ar)
  					state.autoResize = ar;
  				// resize BEFORE opening
  				if (!open)
  					inst._sizePane(pane, s, false, false, false); // false=skipCallback/noAnimation/forceResize
  				// open/close as necessary - DO NOT CHANGE THIS ORDER!
  				if (h === true)			inst.hide(pane, noAnimate);
  				else if (c === true)	inst.close(pane, false, noAnimate);
  				else if (c === false)	inst.open (pane, false, noAnimate);
  				else if (h === false)	inst.show (pane, false, noAnimate);
  				// resize AFTER any other actions
  				if (open)
  					inst._sizePane(pane, s, false, false, noAnimate); // animate resize if option passed
  			});
  
  			/*
  			 *	RECURSE INTO CHILD-LAYOUTS
  			 */
  			if (opts.includeChildren) {
  				var paneStateChildren, childState;
  				$.each(inst.children, function (pane, paneChildren) {
  					paneStateChildren = data[pane] ? data[pane].children : 0;
  					if (paneStateChildren && paneChildren) {
  						$.each(paneChildren, function (stateKey, child) {
  							childState = paneStateChildren[stateKey];
  							if (child && childState)
  								child.loadState( childState );
  						});
  					}
  				});
  			}
  		}
  	}
  
  	/**
  	 * Get the *current layout state* and return it as a hash
  	 *
  	 * @param {Object=}		inst	// Layout instance to get state for
  	 * @param {object=}		[opts]	// State-Managements override options
  	 */
  ,	readState: function (inst, opts) {
  		// backward compatility
  		if ($.type(opts) === 'string') opts = { keys: opts };
  		if (!opts) opts = {};
  		var	sm		= inst.options.stateManagement
  		,	ic		= opts.includeChildren
  		,	recurse	= ic !== undefined ? ic : sm.includeChildren
  		,	keys	= opts.stateKeys || sm.stateKeys
  		,	alt		= { isClosed: 'initClosed', isHidden: 'initHidden' }
  		,	state	= inst.state
  		,	panes	= $.layout.config.allPanes
  		,	data	= {}
  		,	pair, pane, key, val
  		,	ps, pC, child, array, count, branch
  		;
  		if ($.isArray(keys)) keys = keys.join(",");
  		// convert keys to an array and change delimiters from '__' to '.'
  		keys = keys.replace(/__/g, ".").split(',');
  		// loop keys and create a data hash
  		for (var i=0, n=keys.length; i < n; i++) {
  			pair = keys[i].split(".");
  			pane = pair[0];
  			key  = pair[1];
  			if ($.inArray(pane, panes) < 0) continue; // bad pane!
  			val = state[ pane ][ key ];
  			if (val == undefined) continue;
  			if (key=="isClosed" && state[pane]["isSliding"])
  				val = true; // if sliding, then *really* isClosed
  			( data[pane] || (data[pane]={}) )[ alt[key] ? alt[key] : key ] = val;
  		}
  
  		// recurse into the child-layouts for each pane
  		if (recurse) {
  			$.each(panes, function (idx, pane) {
  				pC = inst.children[pane];
  				ps = state.stateData[pane];
  				if ($.isPlainObject( pC ) && !$.isEmptyObject( pC )) {
  					// ensure a key exists for this 'pane', eg: branch = data.center
  					branch = data[pane] || (data[pane] = {});
  					if (!branch.children) branch.children = {};
  					$.each( pC, function (key, child) {
  						// ONLY read state from an initialize layout
  						if ( child.state.initialized )
  							branch.children[ key ] = $.layout.state.readState( child );
  						// if we have PREVIOUS (onLoad) state for this child-layout, KEEP IT!
  						else if ( ps && ps.children && ps.children[ key ] ) {
  							branch.children[ key ] = $.extend(true, {}, ps.children[ key ] );
  						}
  					});
  				}
  			});
  		}
  
  		return data;
  	}
  
  	/**
  	 *	Stringify a JSON hash so can save in a cookie or db-field
  	 */
  ,	encodeJSON: function (json) {
  		var local = window.JSON || {};
  		return (local.stringify || stringify)(json);
  
  		function stringify (h) {
  			var D=[], i=0, k, v, t // k = key, v = value
  			,	a = $.isArray(h)
  			;
  			for (k in h) {
  				v = h[k];
  				t = typeof v;
  				if (t == 'string')		// STRING - add quotes
  					v = '"'+ v +'"';
  				else if (t == 'object')	// SUB-KEY - recurse into it
  					v = parse(v);
  				D[i++] = (!a ? '"'+ k +'":' : '') + v;
  			}
  			return (a ? '[' : '{') + D.join(',') + (a ? ']' : '}');
  		};
  	}
  
  	/**
  	 *	Convert stringified JSON back to a hash object
  	 *	@see		$.parseJSON(), adding in jQuery 1.4.1
  	 */
  ,	decodeJSON: function (str) {
  		try { return $.parseJSON ? $.parseJSON(str) : window["eval"]("("+ str +")") || {}; }
  		catch (e) { return {}; }
  	}
  
  
  ,	_create: function (inst) {
  		var s	= $.layout.state
  		,	o	= inst.options
  		,	sm	= o.stateManagement
  		;
  		//	ADD State-Management plugin methods to inst
  		 $.extend( inst, {
  		//	readCookie - update options from cookie - returns hash of cookie data
  			readCookie:		function () { return s.readCookie(inst); }
  		//	deleteCookie
  		,	deleteCookie:	function () { s.deleteCookie(inst); }
  		//	saveCookie - optionally pass keys-list and cookie-options (hash)
  		,	saveCookie:		function (keys, cookieOpts) { return s.saveCookie(inst, keys, cookieOpts); }
  		//	loadCookie - readCookie and use to loadState() - returns hash of cookie data
  		,	loadCookie:		function () { return s.loadCookie(inst); }
  		//	loadState - pass a hash of state to use to update options
  		,	loadState:		function (stateData, opts) { s.loadState(inst, stateData, opts); }
  		//	readState - returns hash of current layout-state
  		,	readState:		function (keys) { return s.readState(inst, keys); }
  		//	add JSON utility methods too...
  		,	encodeJSON:		s.encodeJSON
  		,	decodeJSON:		s.decodeJSON
  		});
  
  		// init state.stateData key, even if plugin is initially disabled
  		inst.state.stateData = {};
  
  		// autoLoad MUST BE one of: data-array, data-hash, callback-function, or TRUE
  		if ( !sm.autoLoad ) return;
  
  		//	When state-data exists in the autoLoad key USE IT,
  		//	even if stateManagement.enabled == false
  		if ($.isPlainObject( sm.autoLoad )) {
  			if (!$.isEmptyObject( sm.autoLoad )) {
  				inst.loadState( sm.autoLoad );
  			}
  		}
  		else if ( sm.enabled ) {
  			// update the options from cookie or callback
  			// if options is a function, call it to get stateData
  			if ($.isFunction( sm.autoLoad )) {
  				var d = {};
  				try {
  					d = sm.autoLoad( inst, inst.state, inst.options, inst.options.name || '' ); // try to get data from fn
  				} catch (e) {}
  				if (d && $.isPlainObject( d ) && !$.isEmptyObject( d ))
  					inst.loadState(d);
  			}
  			else // any other truthy value will trigger loadCookie
  				inst.loadCookie();
  		}
  	}
  
  ,	_unload: function (inst) {
  		var sm = inst.options.stateManagement;
  		if (sm.enabled && sm.autoSave) {
  			// if options is a function, call it to save the stateData
  			if ($.isFunction( sm.autoSave )) {
  				try {
  					sm.autoSave( inst, inst.state, inst.options, inst.options.name || '' ); // try to get data from fn
  				} catch (e) {}
  			}
  			else // any truthy value will trigger saveCookie
  				inst.saveCookie();
  		}
  	}
  
  };
  
  // add state initialization method to Layout's onCreate array of functions
  $.layout.onCreate.push( $.layout.state._create );
  $.layout.onUnload.push( $.layout.state._unload );
  
  })( jQuery );
  
  
  
  /**
   * @preserve jquery.layout.buttons 1.0
   * $Date: 2011-07-16 08:00:00 (Sat, 16 July 2011) $
   *
   * Copyright (c) 2011 
   *   Kevin Dalman (http://allpro.net)
   *
   * Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)
   * and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.
   *
   * @dependancies: UI Layout 1.3.0.rc30.1 or higher
   *
   * @support: http://groups.google.com/group/jquery-ui-layout
   *
   * Docs: [ to come ]
   * Tips: [ to come ]
   */
  ;(function ($) {
  
  if (!$.layout) return;
  
  
  // tell Layout that the state plugin is available
  $.layout.plugins.buttons = true;
  
  //	Add State-Management options to layout.defaults
  $.layout.defaults.autoBindCustomButtons = false;
  // Set stateManagement as a layout-option, NOT a pane-option
  $.layout.optionsMap.layout.push("autoBindCustomButtons");
  
  /*
   *	Button methods
   */
  $.layout.buttons = {
  	// set data used by multiple methods below
  	config: {
  		borderPanes:	"north,south,west,east"
  	}
  
  	/**
  	* Searches for .ui-layout-button-xxx elements and auto-binds them as layout-buttons
  	*
  	* @see  _create()
  	*/
  ,	init: function (inst) {
  		var pre		= "ui-layout-button-"
  		,	layout	= inst.options.name || ""
  		,	name;
  		$.each("toggle,open,close,pin,toggle-slide,open-slide".split(","), function (i, action) {
  			$.each($.layout.buttons.config.borderPanes.split(","), function (ii, pane) {
  				$("."+pre+action+"-"+pane).each(function(){
  					// if button was previously 'bound', data.layoutName was set, but is blank if layout has no 'name'
  					name = $(this).data("layoutName") || $(this).attr("layoutName");
  					if (name == undefined || name === layout)
  						inst.bindButton(this, action, pane);
  				});
  			});
  		});
  	}
  
  	/**
  	* Helper function to validate params received by addButton utilities
  	*
  	* Two classes are added to the element, based on the buttonClass...
  	* The type of button is appended to create the 2nd className:
  	*  - ui-layout-button-pin
  	*  - ui-layout-pane-button-toggle
  	*  - ui-layout-pane-button-open
  	*  - ui-layout-pane-button-close
  	*
  	* @param  {(string|!Object)}	selector	jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
  	* @param  {string}   			pane 		Name of the pane the button is for: 'north', 'south', etc.
  	* @return {Array.<Object>}		If both params valid, the element matching 'selector' in a jQuery wrapper - otherwise returns null
  	*/
  ,	get: function (inst, selector, pane, action) {
  		var $E	= $(selector)
  		,	o	= inst.options
  		//,	err	= o.showErrorMessages
  		;
  		if ($E.length && $.layout.buttons.config.borderPanes.indexOf(pane) >= 0) {
  			var btn = o[pane].buttonClass +"-"+ action;
  			$E	.addClass( btn +" "+ btn +"-"+ pane )
  				.data("layoutName", o.name); // add layout identifier - even if blank!
  		}
  		return $E;
  	}
  
  
  	/**
  	* NEW syntax for binding layout-buttons - will eventually replace addToggle, addOpen, etc.
  	*
  	* @param {(string|!Object)}	sel		jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
  	* @param {string}			action
  	* @param {string}			pane
  	*/
  ,	bind: function (inst, sel, action, pane) {
  		var _ = $.layout.buttons;
  		switch (action.toLowerCase()) {
  			case "toggle":			_.addToggle	(inst, sel, pane); break;	
  			case "open":			_.addOpen	(inst, sel, pane); break;
  			case "close":			_.addClose	(inst, sel, pane); break;
  			case "pin":				_.addPin	(inst, sel, pane); break;
  			case "toggle-slide":	_.addToggle	(inst, sel, pane, true); break;	
  			case "open-slide":		_.addOpen	(inst, sel, pane, true); break;
  		}
  		return inst;
  	}
  
  	/**
  	* Add a custom Toggler button for a pane
  	*
  	* @param {(string|!Object)}	selector	jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
  	* @param {string}  			pane 		Name of the pane the button is for: 'north', 'south', etc.
  	* @param {boolean=}			slide 		true = slide-open, false = pin-open
  	*/
  ,	addToggle: function (inst, selector, pane, slide) {
  		$.layout.buttons.get(inst, selector, pane, "toggle")
  			.click(function(evt){
  				inst.toggle(pane, !!slide);
  				evt.stopPropagation();
  			});
  		return inst;
  	}
  
  	/**
  	* Add a custom Open button for a pane
  	*
  	* @param {(string|!Object)}	selector	jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
  	* @param {string}			pane 		Name of the pane the button is for: 'north', 'south', etc.
  	* @param {boolean=}			slide 		true = slide-open, false = pin-open
  	*/
  ,	addOpen: function (inst, selector, pane, slide) {
  		$.layout.buttons.get(inst, selector, pane, "open")
  			.attr("title", inst.options[pane].tips.Open)
  			.click(function (evt) {
  				inst.open(pane, !!slide);
  				evt.stopPropagation();
  			});
  		return inst;
  	}
  
  	/**
  	* Add a custom Close button for a pane
  	*
  	* @param {(string|!Object)}	selector	jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
  	* @param {string}   		pane 		Name of the pane the button is for: 'north', 'south', etc.
  	*/
  ,	addClose: function (inst, selector, pane) {
  		$.layout.buttons.get(inst, selector, pane, "close")
  			.attr("title", inst.options[pane].tips.Close)
  			.click(function (evt) {
  				inst.close(pane);
  				evt.stopPropagation();
  			});
  		return inst;
  	}
  
  	/**
  	* Add a custom Pin button for a pane
  	*
  	* Four classes are added to the element, based on the paneClass for the associated pane...
  	* Assuming the default paneClass and the pin is 'up', these classes are added for a west-pane pin:
  	*  - ui-layout-pane-pin
  	*  - ui-layout-pane-west-pin
  	*  - ui-layout-pane-pin-up
  	*  - ui-layout-pane-west-pin-up
  	*
  	* @param {(string|!Object)}	selector	jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
  	* @param {string}   		pane 		Name of the pane the pin is for: 'north', 'south', etc.
  	*/
  ,	addPin: function (inst, selector, pane) {
  		var $E = $.layout.buttons.get(inst, selector, pane, "pin");
  		if ($E.length) {
  			var s = inst.state[pane];
  			$E.click(function (evt) {
  				$.layout.buttons.setPinState(inst, $(this), pane, (s.isSliding || s.isClosed));
  				if (s.isSliding || s.isClosed) inst.open( pane ); // change from sliding to open
  				else inst.close( pane ); // slide-closed
  				evt.stopPropagation();
  			});
  			// add up/down pin attributes and classes
  			$.layout.buttons.setPinState(inst, $E, pane, (!s.isClosed && !s.isSliding));
  			// add this pin to the pane data so we can 'sync it' automatically
  			// PANE.pins key is an array so we can store multiple pins for each pane
  			s.pins.push( selector ); // just save the selector string
  		}
  		return inst;
  	}
  
  	/**
  	* Change the class of the pin button to make it look 'up' or 'down'
  	*
  	* @see  addPin(), syncPins()
  	* @param {Array.<Object>}	$Pin	The pin-span element in a jQuery wrapper
  	* @param {string}	pane	These are the params returned to callbacks by layout()
  	* @param {boolean}	doPin	true = set the pin 'down', false = set it 'up'
  	*/
  ,	setPinState: function (inst, $Pin, pane, doPin) {
  		var updown = $Pin.attr("pin");
  		if (updown && doPin === (updown=="down")) return; // already in correct state
  		var
  			po		= inst.options[pane]
  		,	lang	= po.tips
  		,	pin		= po.buttonClass +"-pin"
  		,	side	= pin +"-"+ pane
  		,	UP		= pin +"-up "+	side +"-up"
  		,	DN		= pin +"-down "+side +"-down"
  		;
  		$Pin
  			.attr("pin", doPin ? "down" : "up") // logic
  			.attr("title", doPin ? lang.Unpin : lang.Pin)
  			.removeClass( doPin ? UP : DN ) 
  			.addClass( doPin ? DN : UP ) 
  		;
  	}
  
  	/**
  	* INTERNAL function to sync 'pin buttons' when pane is opened or closed
  	* Unpinned means the pane is 'sliding' - ie, over-top of the adjacent panes
  	*
  	* @see  open(), close()
  	* @param {string}	pane   These are the params returned to callbacks by layout()
  	* @param {boolean}	doPin  True means set the pin 'down', False means 'up'
  	*/
  ,	syncPinBtns: function (inst, pane, doPin) {
  		// REAL METHOD IS _INSIDE_ LAYOUT - THIS IS HERE JUST FOR REFERENCE
  		$.each(state[pane].pins, function (i, selector) {
  			$.layout.buttons.setPinState(inst, $(selector), pane, doPin);
  		});
  	}
  
  
  ,	_load: function (inst) {
  		//	ADD Button methods to Layout Instance
  		$.extend( inst, {
  			bindButton:		function (selector, action, pane) { return $.layout.buttons.bind(inst, selector, action, pane); }
  		//	DEPRECATED METHODS...
  		,	addToggleBtn:	function (selector, pane, slide) { return $.layout.buttons.addToggle(inst, selector, pane, slide); }
  		,	addOpenBtn:		function (selector, pane, slide) { return $.layout.buttons.addOpen(inst, selector, pane, slide); }
  		,	addCloseBtn:	function (selector, pane) { return $.layout.buttons.addClose(inst, selector, pane); }
  		,	addPinBtn:		function (selector, pane) { return $.layout.buttons.addPin(inst, selector, pane); }
  		});
  
  		// init state array to hold pin-buttons
  		for (var i=0; i<4; i++) {
  			var pane = $.layout.buttons.config.borderPanes[i];
  			inst.state[pane].pins = [];
  		}
  
  		// auto-init buttons onLoad if option is enabled
  		if ( inst.options.autoBindCustomButtons )
  			$.layout.buttons.init(inst);
  	}
  
  ,	_unload: function (inst) {
  		// TODO: unbind all buttons???
  	}
  
  };
  
  // add initialization method to Layout's onLoad array of functions
  $.layout.onLoad.push(  $.layout.buttons._load );
  //$.layout.onUnload.push( $.layout.buttons._unload );
  
  })( jQuery );
  
  
  
  
  /**
   * jquery.layout.browserZoom 1.0
   * $Date: 2011-12-29 08:00:00 (Thu, 29 Dec 2011) $
   *
   * Copyright (c) 2012 
   *   Kevin Dalman (http://allpro.net)
   *
   * Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)
   * and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.
   *
   * @requires: UI Layout 1.3.0.rc30.1 or higher
   *
   * @see: http://groups.google.com/group/jquery-ui-layout
   *
   * TODO: Extend logic to handle other problematic zooming in browsers
   * TODO: Add hotkey/mousewheel bindings to _instantly_ respond to these zoom event
   */
  (function ($) {
  
  // tell Layout that the plugin is available
  $.layout.plugins.browserZoom = true;
  
  $.layout.defaults.browserZoomCheckInterval = 1000;
  $.layout.optionsMap.layout.push("browserZoomCheckInterval");
  
  /*
   *	browserZoom methods
   */
  $.layout.browserZoom = {
  
  	_init: function (inst) {
  		// abort if browser does not need this check
  		if ($.layout.browserZoom.ratio() !== false)
  			$.layout.browserZoom._setTimer(inst);
  	}
  
  ,	_setTimer: function (inst) {
  		// abort if layout destroyed or browser does not need this check
  		if (inst.destroyed) return;
  		var o	= inst.options
  		,	s	= inst.state
  		//	don't need check if inst has parentLayout, but check occassionally in case parent destroyed!
  		//	MINIMUM 100ms interval, for performance
  		,	ms	= inst.hasParentLayout ?  5000 : Math.max( o.browserZoomCheckInterval, 100 )
  		;
  		// set the timer
  		setTimeout(function(){
  			if (inst.destroyed || !o.resizeWithWindow) return;
  			var d = $.layout.browserZoom.ratio();
  			if (d !== s.browserZoom) {
  				s.browserZoom = d;
  				inst.resizeAll();
  			}
  			// set a NEW timeout
  			$.layout.browserZoom._setTimer(inst);
  		}
  		,	ms );
  	}
  
  ,	ratio: function () {
  		var w	= window
  		,	s	= screen
  		,	d	= document
  		,	dE	= d.documentElement || d.body
  		,	b	= $.layout.browser
  		,	v	= b.version
  		,	r, sW, cW
  		;
  		// we can ignore all browsers that fire window.resize event onZoom
  		if (!b.msie || v > 8)
  			return false; // don't need to track zoom
  		if (s.deviceXDPI && s.systemXDPI) // syntax compiler hack
  			return calc(s.deviceXDPI, s.systemXDPI);
  		// everything below is just for future reference!
  		if (b.webkit && (r = d.body.getBoundingClientRect))
  			return calc((r.left - r.right), d.body.offsetWidth);
  		if (b.webkit && (sW = w.outerWidth))
  			return calc(sW, w.innerWidth);
  		if ((sW = s.width) && (cW = dE.clientWidth))
  			return calc(sW, cW);
  		return false; // no match, so cannot - or don't need to - track zoom
  
  		function calc (x,y) { return (parseInt(x,10) / parseInt(y,10) * 100).toFixed(); }
  	}
  
  };
  // add initialization method to Layout's onLoad array of functions
  $.layout.onReady.push( $.layout.browserZoom._init );
  
  
  })( jQuery );
  
  
  
  
  /**
   *	UI Layout Plugin: Slide-Offscreen Animation
   *
   *	Prevent panes from being 'hidden' so that an iframes/objects 
   *	does not reload/refresh when pane 'opens' again.
   *	This plug-in adds a new animation called "slideOffscreen".
   *	It is identical to the normal "slide" effect, but avoids hiding the element
   *
   *	Requires Layout 1.3.0.RC30.1 or later for Close offscreen
   *	Requires Layout 1.3.0.RC30.5 or later for Hide, initClosed & initHidden offscreen
   *
   *	Version:	1.1 - 2012-11-18
   *	Author:		Kevin Dalman (kevin@jquery-dev.com)
   *	@preserve	jquery.layout.slideOffscreen-1.1.js
   */
  ;(function ($) {
  
  // Add a new "slideOffscreen" effect
  if ($.effects) {
  
  	// add an option so initClosed and initHidden will work
  	$.layout.defaults.panes.useOffscreenClose = false; // user must enable when needed
  	/* set the new animation as the default for all panes
  	$.layout.defaults.panes.fxName = "slideOffscreen";
  	*/
  
  	if ($.layout.plugins)
  		$.layout.plugins.effects.slideOffscreen = true;
  
  	// dupe 'slide' effect defaults as new effect defaults
  	$.layout.effects.slideOffscreen = $.extend(true, {}, $.layout.effects.slide);
  
  	// add new effect to jQuery UI
  	$.effects.slideOffscreen = function(o) {
  		return this.queue(function(){
  
  			var fx		= $.effects
  			,	opt		= o.options
  			,	$el		= $(this)
  			,	pane	= $el.data('layoutEdge')
  			,	state	= $el.data('parentLayout').state
  			,	dist	= state[pane].size
  			,	s		= this.style
  			,	props	= ['top','bottom','left','right']
  				// Set options
  			,	mode	= fx.setMode($el, opt.mode || 'show') // Set Mode
  			,	show	= (mode == 'show')
  			,	dir		= opt.direction || 'left' // Default Direction
  			,	ref	 	= (dir == 'up' || dir == 'down') ? 'top' : 'left'
  			,	pos		= (dir == 'up' || dir == 'left')
  			,	offscrn	= $.layout.config.offscreenCSS || {}
  			,	keyLR	= $.layout.config.offscreenReset
  			,	keyTB	= 'offscreenResetTop' // only used internally
  			,	animation = {}
  			;
  			// Animation settings
  			animation[ref]	= (show ? (pos ? '+=' : '-=') : (pos ? '-=' : '+=')) + dist;
  
  			if (show) { // show() animation, so save top/bottom but retain left/right set when 'hidden'
  				$el.data(keyTB, { top: s.top, bottom: s.bottom });
  
  				// set the top or left offset in preparation for animation
  				// Note: ALL animations work by shifting the top or left edges
  				if (pos) { // top (north) or left (west)
  					$el.css(ref, isNaN(dist) ? "-" + dist : -dist); // Shift outside the left/top edge
  				}
  				else { // bottom (south) or right (east) - shift all the way across container
  					if (dir === 'right')
  						$el.css({ left: state.container.layoutWidth, right: 'auto' });
  					else // dir === bottom
  						$el.css({ top: state.container.layoutHeight, bottom: 'auto' });
  				}
  				// restore the left/right setting if is a top/bottom animation
  				if (ref === 'top')
  					$el.css( $el.data( keyLR ) || {} );
  			}
  			else { // hide() animation, so save ALL CSS
  				$el.data(keyTB, { top: s.top, bottom: s.bottom });
  				$el.data(keyLR, { left: s.left, right: s.right });
  			}
  
  			// Animate
  			$el.show().animate(animation, { queue: false, duration: o.duration, easing: opt.easing, complete: function(){
  				// Restore top/bottom
  				if ($el.data( keyTB ))
  					$el.css($el.data( keyTB )).removeData( keyTB );
  				if (show) // Restore left/right too
  					$el.css($el.data( keyLR ) || {}).removeData( keyLR );
  				else // Move the pane off-screen (left: -99999, right: 'auto')
  					$el.css( offscrn );
  
  				if (o.callback) o.callback.apply(this, arguments); // Callback
  				$el.dequeue();
  			}});
  
  		});
  	};
  
  }
  
  })( jQuery );
  