From 39406ae041a6a7e15aea96b31ade6a661e15a866 Mon Sep 17 00:00:00 2001
From: "john.j.camilleri" <john.j.camilleri@chalmers.se>
Date: Wed, 24 Jul 2013 15:03:48 +0000
Subject: [PATCH] RGL Browser: mostly cosmetic improvements

---
 doc/browse/index.html                |   26 +-
 doc/browse/jquery.layout-latest.js   | 5939 ++++++++++++++++++++++++++
 doc/browse/layout-default-latest.css |  224 +
 doc/browse/script.js                 |   65 +-
 doc/browse/style.css                 |   33 +-
 5 files changed, 6237 insertions(+), 50 deletions(-)
 create mode 100644 doc/browse/jquery.layout-latest.js
 create mode 100644 doc/browse/layout-default-latest.css

diff --git a/doc/browse/index.html b/doc/browse/index.html
index 7eb2df84a..a552bc097 100644
--- a/doc/browse/index.html
+++ b/doc/browse/index.html
@@ -8,12 +8,12 @@
     <meta name="viewport" content="width=device-width">
     <link rel="shortcut icon" href="icon.png" type="image/png">
     <link rel="stylesheet" href="google-code-prettify/prettify-gf.css">
-    <link rel="stylesheet" href="http://layout.jquery-dev.net/lib/css/layout-default-latest.css" />
+    <link rel="stylesheet" href="layout-default-latest.css" />
     <link rel="stylesheet" href="style.css">
 
     <script type="text/javascript" src="http://code.jquery.com/jquery-1.10.2.min.js"></script>
     <script type="text/javascript" src="http://code.jquery.com/ui/1.10.3/jquery-ui.min.js"></script>
-    <script type="text/javascript" src="http://layout.jquery-dev.net/lib/js/jquery.layout-latest.js"></script>
+    <script type="text/javascript" src="jquery.layout-latest.js"></script>
     <script type="text/javascript">
     $(document).ready(function () {
       $('body').layout({
@@ -39,12 +39,6 @@
 
     <div class="ui-layout-center">
 
-      <div id="tabbar">
-        Module: <span id="module_name">...</span>
-        <a class="tab scope" href="#scope">scope</a>
-        <a class="tab code" href="#code">code</a>
-      </div>
-
       <div id="scope" class="panel scope">
         <div id="controls">
           <input type="text" id="search" />
@@ -117,9 +111,19 @@
       <header>
       <img src="../../../doc/Logos/gf0.png" alt="" />
       <h1 title="...or ‘GFRGLSB’ as we like to call it">GF Resource Grammar Library Source Browser</h1>
-      <a class="tab api" href="#api">API</a>
-      <a class="tab help" href="#help">Help</a>
-      <a href="http://www.grammaticalframework.org/lib/doc/synopsis.html" target="_blank">Synopsis...</a>
+
+      <div id="tabbar">
+        <span class="module">
+          Module: <span id="module_name">...</span>
+          <a class="tab scope" href="#scope">scope</a>
+          <a class="tab code" href="#code">code</a>
+        </span>
+        <a class="tab api" href="#api">API</a>
+        <a class="tab help" href="#help">Help</a>
+        <a class="synopsis" href="http://www.grammaticalframework.org/lib/doc/synopsis.html" target="_blank">Synopsis</a>
+      </div>
+
+
       </header>
 
       <footer id="footer">
diff --git a/doc/browse/jquery.layout-latest.js b/doc/browse/jquery.layout-latest.js
new file mode 100644
index 000000000..60d930ece
--- /dev/null
+++ b/doc/browse/jquery.layout-latest.js
@@ -0,0 +1,5939 @@
+/**
+ * @preserve
+ * jquery.layout 1.3.0 - Release Candidate 30.79
+ * $Date: 2013-01-12 08:00:00 (Sat, 12 Jan 2013) $
+ * $Rev: 303007 $
+ *
+ * Copyright (c) 2013 Kevin Dalman (http://allpro.net)
+ * 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.net/LICENSE.txt
+ * 
+ * Changelog: http://layout.jquery-dev.net/changelog.cfm#1.3.0.rc30.79
+ *
+ * Docs: http://layout.jquery-dev.net/documentation.html
+ * Tips: http://layout.jquery-dev.net/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 2.0 
+ *	change .andSelf() to .addBack()
+ *	$.fn.disableSelection won't work
+ */
+
+// NOTE: For best readability, view with a fixed-width font and tabs equal to 4-chars
+
+;(function ($) {
+
+// 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:	"1.3.rc30.79"
+,	revision:	0.033007 // 1.3.0 final = 1.0300 - 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; overflow: scroll;"></div>').appendTo("body");
+		var d	= { width: $c.css("width") - $c[0].clientWidth, height: $c.height() - $c[0].clientHeight };
+		$c.remove();
+		window.scrollbarWidth	= d.width;
+		window.scrollbarHeight	= d.height;
+		return dim.match(/^(width|height)$/) ? d[dim] : d;
+	}
+
+
+	/**
+	* 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
+		,	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		= $E.width();
+		x.height	= $E.height();
+		x.top		= N($E,"top",true);
+		x.bottom	= N($E,"bottom",true);
+		x.left		= N($E,"left",true);
+		x.right		= N($E,"right",true);
+
+		d.outerWidth	= $E.outerWidth();
+		d.outerHeight	= $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	= $E.innerWidth();
+		d.layoutHeight	= $E.innerHeight();
+
+		//if ($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 bs	= !$.layout.browser.boxModel ? "border-box" : $.support.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 bs	= !$.layout.browser.boxModel ? "border-box" : $.support.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 $.browse
+ */
+var u = navigator.userAgent.toLowerCase()
+,	m = /(chrome)[ \/]([\w.]+)/.exec( u )
+	||	/(webkit)[ \/]([\w.]+)/.exec( u )
+	||	/(opera)(?:.*version|)[ \/]([\w.]+)/.exec( u )
+	||	/(msie) ([\w.]+)/.exec( u )
+	||	u.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( u )
+	||	[]
+,	b = m[1] || ""
+,	v = m[2] || 0
+,	ie = b === "msie"
+;
+$.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 - update for older jQ onReady
+,	boxModel:	!ie || $.support.boxModel !== false
+};
+if (b) $.layout.browser[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 (ie) $(function(){ $.layout.browser.boxModel = $.support.boxModel; });
+
+
+// DEFAULT OPTIONS
+$.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
+		;
+		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
+				$P	= $Ps[pane];
+				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	= $(this).data("layoutEdge")
+		,	s		= state[pane]
+		;
+		// ignore closed-panes and mouse moving back & forth over resizer!
+		// also ignore if ANY pane is currently resizing
+		if ( s.isClosed || s.isResizing || state.paneResizing ) return;
+
+		if ($.fn.disableSelection)
+			$("body").disableSelection();
+		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	= $(e).data("layoutEdge")
+		,	name	= pane +"ResizerLeave"
+		;
+		timer.clear(pane+"_openSlider"); // cancel slideOpen timer, if set
+		timer.clear(name); // cancel enableSelection timer - may re/set below
+		// this method calls itself on a timer because it needs to allow
+		// enough time for dragging to kick-in and set the isResizing flag
+		// dragging has a 100ms delay set, so this delay must be >100
+		if (!el) // 1st call - mouseleave event
+			timer.set(name, function(){ onResizerLeave(evt, e); }, 200);
+		// if user is resizing, then dragStop will enableSelection(), so can skip it here
+		else if ( !state.paneResizing ) { // 2nd call - by timer
+			if ($.fn.enableSelection)
+				$("body").enableSelection();
+			if (options.maskPanesEarly)
+				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.net/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);
+
+			$R	// if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "paneLeft-resizer"
+				.attr("id", paneId ? paneId +"-resizer" : "" )
+				.data({
+					parentLayout:	Instance
+				,	layoutPane:		Instance[pane]	// NEW pointer to pane-alias-object
+				,	layoutEdge:		pane
+				,	layoutRole:		"resizer"
+				})
+				.css(_c.resizers.cssReq).css("zIndex", options.zIndexes.resizer_normal)
+				.css(o.applyDemoStyles ? _c.resizers.cssDemo : {}) // add demo styles
+				.addClass(rClass +" "+ rClass+_pane)
+				.hover(addHover, removeHover) // ALWAYS add hover-classes, even if resizing is not enabled - handle with CSS instead
+				.hover(onResizerEnter, onResizerLeave) // ALWAYS NEED resizer.mouseleave to balance toggler.mouseenter
+				.appendTo($N) // append DIV to container
+			;
+			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()
+
+					// DISABLE TEXT SELECTION (probably already done by resizer.mouseOver)
+					$('body').disableSelection(); 
+
+					// MASK PANES CONTAINING IFRAMES, APPLETS OR OTHER TROUBLESOME ELEMENTS
+					showMasks( pane, { resizing: true });
+				}
+
+			,	drag: function (e, ui) {
+					if (!helperClassesSet) { // can only add classes after clone has been added to the DOM
+						//$(".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
+		//,	objMask	= o.maskObjects && s.tagName != "IFRAME" // check for option
+		,	$Masks	= $([])
+		,	isIframe, el, $M, css, i
+		;
+		if (!o.maskContents && !o.maskObjects) return $Masks;
+		// 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;
+			// styles common to both DIVs and IFRAMES
+			css.display		= "block";
+			css.position	= "absolute";
+			css.background	= "#FFF";
+			if (isIframe) { // IFRAME-only props
+				el.frameborder = 0;
+				el.src		= "about:blank";
+				//el.allowTransparency = true; - for IE, but breaks masking ability!
+				css.opacity	= 0;
+				css.filter	= "Alpha(Opacity='0')";
+				css.border	= 0;
+			}
+			// 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 to return object
+			$Masks = $Masks.add( el );
+			// add Mask to cached array so can be resized & reused
+			$Ms = $Ms.add( el );
+		}
+		return $Masks;
+	}
+
+
+	/**
+	* 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	= $Rs[pane]
+		;
+		if (!$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	= $Rs[pane]
+		;
+		if (!$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 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 )
+		;
+		// 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
+		;
+		// 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
+		;
+		// 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 (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)
+		;
+		// 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
+		;
+		// 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
+				}
+				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: $Ps[pane], options: options[pane], state: state[pane], children: children[pane] }
+	,	south:				false			// ditto
+	,	west:				false			// ditto
+	,	east:				false			// ditto
+	,	center:				false			// ditto
+	};
+
+	// create the border layout NOW
+	if (_create() === 'cancel') // onload_start callback returned false to CANCEL layout creation
+		return null;
+	else // true OR false -- if layout-elements did NOT init (hidden or do not exist), can auto-init later
+		return Instance; // return the Instance object
+
+}
+
+
+})( jQuery );
+// END Layout - keep internal vars internal!
+
+
+
+// START Plugins - shared wrapper, no global vars
+(function ($) {
+
+
+/**
+ * jquery.layout.state 1.0
+ * $Date: 2011-07-16 08:00:00 (Sat, 16 July 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
+ * @requires: $.ui.cookie (above)
+ *
+ * @see: http://groups.google.com/group/jquery-ui-layout
+ */
+/*
+ *	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 );
+ */
+
+/**
+ *	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	// loop var
+		;
+		for (var i=0, n=cs.length; i < n; i++) {
+			pair = $.trim(cs[i]).split('='); // name=value pair
+			if (pair[0] == name) // found the layout cookie
+				return decodeURIComponent(pair[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 = $.ui.cookie;
+	if (v === null)
+		C.clear(k);
+	else if (v === undefined)
+		return C.read(k);
+	else
+		C.write(k, v, o);
+};
+
+
+// tell Layout that the state plugin is available
+$.layout.plugins.stateManagement = true;
+
+//	Add State-Management options to layout.defaults
+$.layout.config.optionRootKeys.push("stateManagement");
+$.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
+$.layout.optionsMap.layout.push("stateManagement");
+
+/*
+ *	State Management methods
+ */
+$.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) {
+			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) {
+		return parse(JSON);
+		function parse (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 _	= $.layout.state
+		,	o	= inst.options
+		,	sm	= o.stateManagement
+		;
+		//	ADD State-Management plugin methods to inst
+		 $.extend( inst, {
+		//	readCookie - update options from cookie - returns hash of cookie data
+			readCookie:		function () { return _.readCookie(inst); }
+		//	deleteCookie
+		,	deleteCookie:	function () { _.deleteCookie(inst); }
+		//	saveCookie - optionally pass keys-list and cookie-options (hash)
+		,	saveCookie:		function (keys, cookieOpts) { return _.saveCookie(inst, keys, cookieOpts); }
+		//	loadCookie - readCookie and use to loadState() - returns hash of cookie data
+		,	loadCookie:		function () { return _.loadCookie(inst); }
+		//	loadState - pass a hash of state to use to update options
+		,	loadState:		function (stateData, opts) { _.loadState(inst, stateData, opts); }
+		//	readState - returns hash of current layout-state
+		,	readState:		function (keys) { return _.readState(inst, keys); }
+		//	add JSON utility methods too...
+		,	encodeJSON:		_.encodeJSON
+		,	decodeJSON:		_.decodeJSON
+		});
+
+		// init state.stateData key, even if plugin is initially disabled
+		inst.state.stateData = {};
+
+		// autoLoad MUST BE one of: data-array, data-hash, callback-function, or TRUE
+		if ( !sm.autoLoad ) return;
+
+		//	When state-data exists in the autoLoad key USE IT,
+		//	even if stateManagement.enabled == false
+		if ($.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.layout.buttons 1.0
+ * $Date: 2011-07-16 08:00:00 (Sat, 16 July 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
+ *
+ * Docs: [ to come ]
+ * Tips: [ to come ]
+ */
+
+// tell Layout that the state plugin is available
+$.layout.plugins.buttons = true;
+
+//	Add buttons options to layout.defaults
+$.layout.defaults.autoBindCustomButtons = false;
+// Specify autoBindCustomButtons as a layout-option, NOT a pane-option
+$.layout.optionsMap.layout.push("autoBindCustomButtons");
+
+/*
+ *	Button methods
+ */
+$.layout.buttons = {
+
+	/**
+	* Searches for .ui-layout-button-xxx elements and auto-binds them as layout-buttons
+	*
+	* @see  _create()
+	*
+	* @param  {Object}		inst	Layout Instance object
+	*/
+	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.config.borderPanes, 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		// action btnClass
+	*  - ui-layout-button-pin-west	// action btnClass + pane
+	*  - ui-layout-button-toggle
+	*  - ui-layout-button-open
+	*  - ui-layout-button-close
+	*
+	* @param {Object}			inst		Layout Instance object
+	* @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	= $(selector)
+		,	o	= inst.options
+		,	err	= o.errors.addButtonError
+		;
+		if (!$E.length) { // element not found
+			$.layout.msg(err +" "+ o.errors.selector +": "+ selector, true);
+		}
+		else if ($.inArray(pane, $.layout.config.borderPanes) < 0) { // invalid 'pane' sepecified
+			$.layout.msg(err +" "+ o.errors.pane +": "+ pane, true);
+			$E = $("");  // NO BUTTON
+		}
+		else { // VALID
+			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 {Object}			inst		Layout Instance object
+	* @param {(string|!Object)}	selector	jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
+	* @param {string}			action
+	* @param {string}			pane
+	*/
+,	bind: function (inst, selector, action, pane) {
+		var _ = $.layout.buttons;
+		switch (action.toLowerCase()) {
+			case "toggle":			_.addToggle	(inst, selector, pane); break;	
+			case "open":			_.addOpen	(inst, selector, pane); break;
+			case "close":			_.addClose	(inst, selector, pane); break;
+			case "pin":				_.addPin	(inst, selector, pane); break;
+			case "toggle-slide":	_.addToggle	(inst, selector, pane, true); break;	
+			case "open-slide":		_.addOpen	(inst, selector, pane, true); break;
+		}
+		return inst;
+	}
+
+	/**
+	* Add a custom Toggler button for a pane
+	*
+	* @param {Object}			inst		Layout Instance object
+	* @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 {Object}			inst		Layout Instance object
+	* @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 {Object}			inst		Layout Instance object
+	* @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 {Object}			inst		Layout Instance object
+	* @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	_	= $.layout.buttons
+		,	$E	= _.get(inst, selector, pane, "pin");
+		if ($E.length) {
+			var s = inst.state[pane];
+			$E.click(function (evt) {
+				_.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
+			_.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 {Object}			inst	Layout Instance object
+	* @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
+			o		= inst.options[pane]
+		,	pin		= o.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 ? o.tips.Unpin : o.tips.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 {Object}			inst	Layout Instance object
+	* @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(inst.state[pane].pins, function (i, selector) {
+			$.layout.buttons.setPinState(inst, $(selector), pane, doPin);
+		});
+	}
+
+
+,	_load: function (inst) {
+		var	_	= $.layout.buttons;
+		// ADD Button methods to Layout Instance
+		// Note: sel = jQuery Selector string
+		$.extend( inst, {
+			bindButton:		function (sel, action, pane) { return _.bind(inst, sel, action, pane); }
+		//	DEPRECATED METHODS
+		,	addToggleBtn:	function (sel, pane, slide) { return _.addToggle(inst, sel, pane, slide); }
+		,	addOpenBtn:		function (sel, pane, slide) { return _.addOpen(inst, sel, pane, slide); }
+		,	addCloseBtn:	function (sel, pane) { return _.addClose(inst, sel, pane); }
+		,	addPinBtn:		function (sel, pane) { return _.addPin(inst, sel, pane); }
+		});
+
+		// init state array to hold pin-buttons
+		for (var i=0; i<4; i++) {
+			var pane = $.layout.config.borderPanes[i];
+			inst.state[pane].pins = [];
+		}
+
+		// auto-init buttons onLoad if option is enabled
+		if ( inst.options.autoBindCustomButtons )
+			_.init(inst);
+	}
+
+,	_unload: function (inst) {
+		// TODO: unbind all buttons???
+	}
+
+};
+
+// add initialization method to Layout's onLoad array of functions
+$.layout.onLoad.push(  $.layout.buttons._load );
+//$.layout.onUnload.push( $.layout.buttons._unload );
+
+
+
+/**
+ * jquery.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
+ */
+
+// 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	= $.layout.browser
+		,	v	= b.version
+		,	r, sW, cW
+		;
+		// we can ignore all browsers that fire window.resize event onZoom
+		if ((b.msie && v > 8)
+		||	!b.msie
+		) return false; // don't need to track zoom
+
+		if (s.deviceXDPI && s.systemXDPI) // syntax compiler hack
+			return calc(s.deviceXDPI, s.systemXDPI);
+		// everything below is just for future reference!
+		if (b.webkit && (r = d.body.getBoundingClientRect))
+			return calc((r.left - r.right), d.body.offsetWidth);
+		if (b.webkit && (sW = w.outerWidth))
+			return calc(sW, w.innerWidth);
+		if ((sW = s.width) && (cW = dE.clientWidth))
+			return calc(sW, cW);
+		return false; // no match, so cannot - or don't need to - track zoom
+
+		function calc (x,y) { return (parseInt(x,10) / parseInt(y,10) * 100).toFixed(); }
+	}
+
+};
+// add initialization method to Layout's onLoad array of functions
+$.layout.onReady.push( $.layout.browserZoom._init );
+
+
+})( jQuery );
\ No newline at end of file
diff --git a/doc/browse/layout-default-latest.css b/doc/browse/layout-default-latest.css
new file mode 100644
index 000000000..14e507b51
--- /dev/null
+++ b/doc/browse/layout-default-latest.css
@@ -0,0 +1,224 @@
+/*
+ * Default Layout Theme
+ *
+ * Created for jquery.layout 
+ *
+ * Copyright (c) 2010 
+ *   Fabrizio Balliano (http://www.fabrizioballiano.net)
+ *   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.
+ *
+ * Last Updated: 2010-02-10
+ * NOTE: For best code readability, view this with a fixed-space font and tabs equal to 4-chars
+ */
+
+/*
+ *	DEFAULT FONT
+ *	Just to make demo-pages look better - not actually relevant to Layout!
+ */
+body {
+	font-family: Geneva, Arial, Helvetica, sans-serif;
+	font-size:   100%;
+	*font-size:  80%;
+}
+
+/*
+ *	PANES & CONTENT-DIVs
+ */
+.ui-layout-pane { /* all 'panes' */
+	background:	#FFF; 
+	border:		1px solid #BBB;
+	padding:	10px; 
+	overflow:	auto;
+	/* DO NOT add scrolling (or padding) to 'panes' that have a content-div,
+	   otherwise you may get double-scrollbars - on the pane AND on the content-div
+	   - use ui-layout-wrapper class if pane has a content-div
+	   - use ui-layout-container if pane has an inner-layout
+	*/
+	}
+	/* (scrolling) content-div inside pane allows for fixed header(s) and/or footer(s) */
+	.ui-layout-content {
+		padding:	10px;
+		position:	relative; /* contain floated or positioned elements */
+		overflow:	auto; /* add scrolling to content-div */
+	}
+
+/*
+ *	UTILITY CLASSES
+ *	Must come AFTER pane-class above so will override
+ *	These classes are NOT auto-generated and are NOT used by Layout
+ */
+.layout-child-container,
+.layout-content-container {
+	padding:	0;
+	overflow:	hidden;
+}
+.layout-child-container {
+	border:		0; /* remove border because inner-layout-panes probably have borders */
+}
+.layout-scroll {
+	overflow:	auto;
+}
+.layout-hide {
+	display:	none;
+}
+
+/*
+ *	RESIZER-BARS
+ */
+.ui-layout-resizer	{ /* all 'resizer-bars' */
+	background:		#DDD;
+	border:			1px solid #BBB;
+	border-width:	0;
+	}
+	.ui-layout-resizer-drag {		/* REAL resizer while resize in progress */
+	}
+	.ui-layout-resizer-hover	{	/* affects both open and closed states */
+	}
+	/* NOTE: It looks best when 'hover' and 'dragging' are set to the same color,
+		otherwise color shifts while dragging when bar can't keep up with mouse */
+	.ui-layout-resizer-open-hover ,	/* hover-color to 'resize' */
+	.ui-layout-resizer-dragging {	/* resizer beging 'dragging' */
+		background: #C4E1A4;
+	}
+	.ui-layout-resizer-dragging {	/* CLONED resizer being dragged */
+		border: 	 1px solid #BBB;
+	}
+	.ui-layout-resizer-north-dragging,
+	.ui-layout-resizer-south-dragging {
+		border-width:	1px 0;
+	}
+	.ui-layout-resizer-west-dragging,
+	.ui-layout-resizer-east-dragging {
+		border-width:	0 1px;
+	}
+	/* NOTE: Add a 'dragging-limit' color to provide visual feedback when resizer hits min/max size limits */
+	.ui-layout-resizer-dragging-limit {	/* CLONED resizer at min or max size-limit */
+		background: #E1A4A4; /* red */
+	}
+
+	.ui-layout-resizer-closed-hover	{ /* hover-color to 'slide open' */
+		background: #EBD5AA;
+	}
+	.ui-layout-resizer-sliding {	/* resizer when pane is 'slid open' */
+		opacity: .10; /* show only a slight shadow */
+		filter:  alpha(opacity=10);
+		}
+		.ui-layout-resizer-sliding-hover {	/* sliding resizer - hover */
+			opacity: 1.00; /* on-hover, show the resizer-bar normally */
+			filter:  alpha(opacity=100);
+		}
+		/* sliding resizer - add 'outside-border' to resizer on-hover 
+		 * this sample illustrates how to target specific panes and states */
+		.ui-layout-resizer-north-sliding-hover	{ border-bottom-width:	1px; }
+		.ui-layout-resizer-south-sliding-hover	{ border-top-width:		1px; }
+		.ui-layout-resizer-west-sliding-hover	{ border-right-width:	1px; }
+		.ui-layout-resizer-east-sliding-hover	{ border-left-width:	1px; }
+
+/*
+ *	TOGGLER-BUTTONS
+ */
+.ui-layout-toggler {
+	border: 1px solid #BBB; /* match pane-border */
+	background-color: #BBB;
+	}
+	.ui-layout-resizer-hover .ui-layout-toggler {
+		opacity: .60;
+		filter:  alpha(opacity=60);
+	}
+	.ui-layout-toggler-hover , /* need when NOT resizable */
+	.ui-layout-resizer-hover .ui-layout-toggler-hover { /* need specificity when IS resizable */
+		background-color: #FC6;
+		opacity: 1.00;
+		filter:  alpha(opacity=100);
+	}
+	.ui-layout-toggler-north ,
+	.ui-layout-toggler-south {
+		border-width: 0 1px; /* left/right borders */
+	}
+	.ui-layout-toggler-west ,
+	.ui-layout-toggler-east {
+		border-width: 1px 0; /* top/bottom borders */
+	}
+	/* hide the toggler-button when the pane is 'slid open' */
+	.ui-layout-resizer-sliding  .ui-layout-toggler {
+		display: none;
+	}
+	/*
+	 *	style the text we put INSIDE the togglers
+	 */
+	.ui-layout-toggler .content {
+		color:			#666;
+		font-size:		12px;
+		font-weight:	bold;
+		width:			100%;
+		padding-bottom:	0.35ex; /* to 'vertically center' text inside text-span */
+	}
+
+/*
+ *	PANE-MASKS
+ *	these styles are hard-coded on mask elems, but are also 
+ *	included here as !important to ensure will overrides any generic styles
+ */
+.ui-layout-mask {
+	border:		none !important;
+	padding:	0 !important;
+	margin:		0 !important;
+	overflow:	hidden !important;
+	position:	absolute !important;
+	opacity:	0 !important;
+	filter:		Alpha(Opacity="0") !important;
+}
+.ui-layout-mask-inside-pane { /* masks always inside pane EXCEPT when pane is an iframe */
+	top:		0 !important;
+	left:		0 !important;
+	width:		100% !important;
+	height:		100% !important;
+}
+div.ui-layout-mask {}		/* standard mask for iframes */
+iframe.ui-layout-mask {}	/* extra mask for objects/applets */
+
+/*
+ *	Default printing styles
+ */
+@media print {
+	/*
+	 *	Unless you want to print the layout as it appears onscreen,
+	 *	these html/body styles are needed to allow the content to 'flow'
+	 */
+	html {
+		height:		auto !important;
+		overflow:	visible !important;
+	}
+	body.ui-layout-container {
+		position:	static !important;
+		top:		auto !important;
+		bottom:		auto !important;
+		left:		auto !important;
+		right:		auto !important;
+		/* only IE6 has container width & height set by Layout */
+		_width:		auto !important;
+		_height:	auto !important;
+	}
+	.ui-layout-resizer, .ui-layout-toggler {
+		display:	none !important;
+	}
+	/*
+	 *	Default pane print styles disables positioning, borders and backgrounds.
+	 *	You can modify these styles however it suit your needs.
+	 */
+	.ui-layout-pane {
+		border:		none !important;
+		background:	 transparent !important;
+		position:	relative !important;
+		top:		auto !important;
+		bottom:		auto !important;
+		left:		auto !important;
+		right:		auto !important;
+		width:		auto !important;
+		height:		auto !important;
+		overflow:	visible !important;
+	}
+}
\ No newline at end of file
diff --git a/doc/browse/script.js b/doc/browse/script.js
index 8f0f394f8..beb153a5b 100644
--- a/doc/browse/script.js
+++ b/doc/browse/script.js
@@ -148,15 +148,17 @@ function Thing() {
         t.initModules(lang);
     }
 
-    // obj can be just a plain selector or a jQuery object
-    this.showPanel = function(obj, callback){
+    // hash should be "#code"
+    this.showPanel = function(hash, callback){
         t.showLoading();
         setTimeout(function(){
             $(".panel:visible").hide();
-            $(obj).show(0, callback);
+            $("a.tab").removeClass('active');
+            $("a.tab[href='"+hash+"']").addClass('active');
+            $(hash).show(0, callback);
             t.updateScopeCount();
             t.hideLoading();
-        }, 500); // this ensures the loading displays
+        }, 200); // this ensures the loading displays
     }
     this.getPanel = function() {
         return $('.panel:visible').first();
@@ -176,7 +178,7 @@ function Thing() {
         t.showPanel(panel);
         return false;
     });
-    t.showPanel(".panel:first");
+    t.showPanel("#scope");
 
     // Load the index file and populate language & module lists
     $.ajax({
@@ -313,33 +315,34 @@ function Thing() {
     // Which modules do we include for API?
     this.apiModules = [
         // api
-        "Constructors",
+        "Syntax",
+        "Constructors", "Cat", "Structural", "Combinators",
         // abstract
-        "Adjective",
-        "Adverb",
-        "Backward",
-        "Cat",
-        "Common",
-        "Compatibility",
-        "Conjunction",
-        "Extra",
-        "Grammar",
-        "Idiom",
-        "Lang",
-        "Lexicon",
-        "Noun",
-        "Numeral",
-        "NumeralTransfer",
-        "Phrase",
-        "Question",
-        "Relative",
-        "Sentence",
-        "Structural",
-        "Symbol",
-        "Tense",
-        "Text",
-        "Transfer",
-        "Verb",
+        // "Adjective",
+        // "Adverb",
+        // "Backward",
+        // "Cat",
+        // "Common",
+        // "Compatibility",
+        // "Conjunction",
+        // "Extra",
+        // "Grammar",
+        // "Idiom",
+        // "Lang",
+        // "Lexicon",
+        // "Noun",
+        // "Numeral",
+        // "NumeralTransfer",
+        // "Phrase",
+        // "Question",
+        // "Relative",
+        // "Sentence",
+        // "Structural",
+        // "Symbol",
+        // "Tense",
+        // "Text",
+        // "Transfer",
+        // "Verb",
     ];
     this.initAPI = function() {
         t.showLoading();
diff --git a/doc/browse/style.css b/doc/browse/style.css
index db5bce836..ae556ec1c 100644
--- a/doc/browse/style.css
+++ b/doc/browse/style.css
@@ -4,7 +4,7 @@
 */
 
 body {
-  background-color: white;
+  background: url('http://cloud.grammaticalframework.org/minibar/brushed-metal.png') #ddd;
   margin:0;
   font: 13px sans-serif;
 }
@@ -28,11 +28,17 @@ header h1 {
 }
 
 .ui-layout-north {
-  background:#ddd;
+  background:none;
   border:none;
 }
 .ui-layout-resizer-north {
 }
+.ui-layout-resizer {
+  background:none;
+}
+.ui-layout-toggler {
+  background:#999;
+}
 
 .ui-layout-center,
 .ui-layout-west {
@@ -51,12 +57,17 @@ header h1 {
 }
 
 #tabbar {
-  border-bottom: 1px dotted #ccc;
-  padding-bottom: 5px;
+  display:inline-block;
+}
+#tabbar .module {
+  border-left: 1px dotted #333;
+  border-right: 1px dotted #333;
+  padding:0.5em 0.2em 0.5em 1em;
+  margin-right:0.7em;
 }
 #module_name {
   font-weight: bold;
-  margin-right: 2em;
+  margin-right:0.7em;
 }
 .tab {
   cursor:pointer;
@@ -75,11 +86,14 @@ header h1 {
 .tab:hover {
   background: #666;
 }
+.tab.active {
+  background: #222;
+}
 
 #loading {
   position: fixed;
   top: 10px;
-  left: 46%;
+  right: 10px;
   white-space: nowrap;
   padding: 0.5em 1em;
   border: 1px solid #F0C36D;
@@ -97,6 +111,11 @@ header h1 {
 }
 .help {
 }
+
+a.synopsis {
+  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAVklEQVR4Xn3PgQkAMQhDUXfqTu7kTtkpd5RA8AInfArtQ2iRXFWT2QedAfttj2FsPIOE1eCOlEuoWWjgzYaB/IkeGOrxXhqB+uA9Bfcm0lAZuh+YIeAD+cAqSz4kCMUAAAAASUVORK5CYII=') center right no-repeat;
+  padding-right:14px;
+}
 input#search {
   font-family:monospace;
   width:25em;
@@ -105,9 +124,7 @@ input#search {
 }
 
 .panel {
-  padding:10px 5px;
 }
-
 .panel.code,
 .panel.api,
 .panel.help {