]> matita.cs.unibo.it Git - helm.git/blobdiff - matitaB/matita/html/jquery.layout-latest.js
Matitaweb: several improvements in the UI.
[helm.git] / matitaB / matita / html / jquery.layout-latest.js
diff --git a/matitaB/matita/html/jquery.layout-latest.js b/matitaB/matita/html/jquery.layout-latest.js
new file mode 100644 (file)
index 0000000..14e30a7
--- /dev/null
@@ -0,0 +1,5449 @@
+/**\r
+ * @preserve jquery.layout 1.3.0 - Release Candidate 30.51\r
+ * $Date: 2012-05-12 08:00:00 (Sat, 12 May 2012) $\r
+ * $Rev: 303005 $\r
+ *\r
+ * Copyright (c) 2012 \r
+ *   Fabrizio Balliano (http://www.fabrizioballiano.net)\r
+ *   Kevin Dalman (http://allpro.net)\r
+ *\r
+ * Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)\r
+ * and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.\r
+ *\r
+ * Changelog: http://layout.jquery-dev.net/changelog.cfm#1.3.0.rc30.5\r
+ *\r
+ * Docs: http://layout.jquery-dev.net/documentation.html\r
+ * Tips: http://layout.jquery-dev.net/tips.html\r
+ * Help: http://groups.google.com/group/jquery-ui-layout\r
+ */\r
+\r
+/* JavaDoc Info: http://code.google.com/closure/compiler/docs/js-for-compiler.html\r
+ * {!Object}   non-nullable type (never NULL)\r
+ * {?string}   nullable type (sometimes NULL) - default for {Object}\r
+ * {number=}   optional parameter\r
+ * {*}                 ALL types\r
+ */\r
+\r
+// NOTE: For best readability, view with a fixed-width font and tabs equal to 4-chars\r
+\r
+;(function ($) {\r
+\r
+// alias Math methods - used a lot!\r
+var    min             = Math.min\r
+,      max             = Math.max\r
+,      round   = Math.floor\r
+;\r
+function isStr (v) { return $.type(v) === "string"; }\r
+\r
+function runPluginCallbacks (Instance, a_fn) {\r
+       if ($.isArray(a_fn)) \r
+               for (var i=0, c=a_fn.length; i<c; i++) {\r
+                       var fn = a_fn[i];\r
+                       try {\r
+                               if (isStr(fn)) // 'name' of a function\r
+                                       fn = eval(fn);\r
+                               if ($.isFunction(fn))\r
+                                       fn( Instance );\r
+                       } catch (ex) {}\r
+               }\r
+};\r
+\r
+\r
+\r
+/*\r
+ *     GENERIC $.layout METHODS - used by all layouts\r
+ */\r
+$.layout = {\r
+\r
+       version:        "1.3.rc30.51"\r
+,      revision:       0.033005 // 1.3.0 final = 1.0300 - major(n+).minor(nn)+patch(nn+)\r
+\r
+       // LANGUAGE CUSTOMIZATION\r
+,      language: {\r
+       //      Tips and messages for resizers, togglers, custom buttons, etc.\r
+               Open:                   "Open"  // eg: "Open Pane"\r
+       ,       Close:                  "Close"\r
+       ,       Resize:                 "Resize"\r
+       ,       Slide:                  "Slide Open"\r
+       ,       Pin:                    "Pin"\r
+       ,       Unpin:                  "Un-Pin"\r
+       ,       noRoomToOpenTip: "Not enough room to show this pane."\r
+       ,       minSizeWarning: "Panel has reached its minimum size"\r
+       ,       maxSizeWarning: "Panel has reached its maximum size"\r
+       //      Developer error messages\r
+       ,       pane:                                   "pane"          // description of "layout pane element"\r
+       ,       selector:                               "selector"      // description of "jQuery-selector"\r
+       ,       errButton:                              "Error Adding Button \n\nInvalid "\r
+       ,       errContainerMissing:    "UI Layout Initialization Error\n\nThe specified layout-container does not exist."\r
+       ,       errCenterPaneMissing:   "UI Layout Initialization Error\n\nThe center-pane element does not exist.\n\nThe center-pane is a required element."\r
+       ,       errContainerHeight:             "UI Layout Initialization Warning\n\nThe layout-container \"CONTAINER\" has no height.\n\nTherefore the layout is 0-height and hence 'invisible'!"\r
+       }\r
+\r
+       // can update code here if $.browser is phased out\r
+,      browser: {\r
+               mozilla:        !!$.browser.mozilla\r
+       ,       webkit:         !!$.browser.webkit || !!$.browser.safari // webkit = jQ 1.4\r
+       ,       msie:           !!$.browser.msie\r
+       ,       isIE6:          !!$.browser.msie && $.browser.version == 6\r
+       ,       version:        $.browser.version // not used in Layout core, but may be used by plugins\r
+       }\r
+\r
+       // *PREDEFINED* EFFECTS & DEFAULTS \r
+       // MUST list effect here - OR MUST set an fxSettings option (can be an empty hash: {})\r
+,      effects: {\r
+\r
+       //      Pane Open/Close Animations\r
+               slide: {\r
+                       all:    { duration:  "fast"     } // eg: duration: 1000, easing: "easeOutBounce"\r
+               ,       north:  { direction: "up"       }\r
+               ,       south:  { direction: "down"     }\r
+               ,       east:   { direction: "right"}\r
+               ,       west:   { direction: "left"     }\r
+               }\r
+       ,       drop: {\r
+                       all:    { duration:  "slow"     }\r
+               ,       north:  { direction: "up"       }\r
+               ,       south:  { direction: "down"     }\r
+               ,       east:   { direction: "right"}\r
+               ,       west:   { direction: "left"     }\r
+               }\r
+       ,       scale: {\r
+                       all:    { duration:     "fast"  }\r
+               }\r
+       //      these are not recommended, but can be used\r
+       ,       blind:          {}\r
+       ,       clip:           {}\r
+       ,       explode:        {}\r
+       ,       fade:           {}\r
+       ,       fold:           {}\r
+       ,       puff:           {}\r
+\r
+       //      Pane Resize Animations\r
+       ,       size: {\r
+                       all:    { easing:       "swing" }\r
+               }\r
+       }\r
+\r
+       // INTERNAL CONFIG DATA - DO NOT CHANGE THIS!\r
+,      config: {\r
+               optionRootKeys: "effects,panes,north,south,west,east,center".split(",")\r
+       ,       allPanes:               "north,south,west,east,center".split(",")\r
+       ,       borderPanes:    "north,south,west,east".split(",")\r
+       ,       oppositeEdge: {\r
+                       north:  "south"\r
+               ,       south:  "north"\r
+               ,       east:   "west"\r
+               ,       west:   "east"\r
+               }\r
+       //      offscreen data\r
+       ,       offscreenCSS:   { left: "-99999px", right: "auto" } // used by hide/close if useOffscreenClose=true\r
+       ,       offscreenReset: "offscreenReset" // key used for data\r
+       //      CSS used in multiple places\r
+       ,       hidden:         { visibility: "hidden" }\r
+       ,       visible:        { visibility: "visible" }\r
+       //      layout element settings\r
+       ,       resizers: {\r
+                       cssReq: {\r
+                               position:       "absolute"\r
+                       ,       padding:        0\r
+                       ,       margin:         0\r
+                       ,       fontSize:       "1px"\r
+                       ,       textAlign:      "left"  // to counter-act "center" alignment!\r
+                       ,       overflow:       "hidden" // prevent toggler-button from overflowing\r
+                       //      SEE $.layout.defaults.zIndexes.resizer_normal\r
+                       }\r
+               ,       cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true\r
+                               background: "#DDD"\r
+                       ,       border:         "none"\r
+                       }\r
+               }\r
+       ,       togglers: {\r
+                       cssReq: {\r
+                               position:       "absolute"\r
+                       ,       display:        "block"\r
+                       ,       padding:        0\r
+                       ,       margin:         0\r
+                       ,       overflow:       "hidden"\r
+                       ,       textAlign:      "center"\r
+                       ,       fontSize:       "1px"\r
+                       ,       cursor:         "pointer"\r
+                       ,       zIndex:         1\r
+                       }\r
+               ,       cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true\r
+                               background: "#AAA"\r
+                       }\r
+               }\r
+       ,       content: {\r
+                       cssReq: {\r
+                               position:       "relative" /* contain floated or positioned elements */\r
+                       }\r
+               ,       cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true\r
+                               overflow:       "auto"\r
+                       ,       padding:        "10px"\r
+                       }\r
+               ,       cssDemoPane: { // DEMO CSS - REMOVE scrolling from 'pane' when it has a content-div\r
+                               overflow:       "hidden"\r
+                       ,       padding:        0\r
+                       }\r
+               }\r
+       ,       panes: { // defaults for ALL panes - overridden by 'per-pane settings' below\r
+                       cssReq: {\r
+                               position:       "absolute"\r
+                       ,       margin:         0\r
+                       //      $.layout.defaults.zIndexes.pane_normal\r
+                       }\r
+               ,       cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true\r
+                               padding:        "10px"\r
+                       ,       background:     "#FFF"\r
+                       ,       border:         "1px solid #BBB"\r
+                       ,       overflow:       "auto"\r
+                       }\r
+               }\r
+       ,       north: {\r
+                       side:                   "Top"\r
+               ,       sizeType:               "Height"\r
+               ,       dir:                    "horz"\r
+               ,       cssReq: {\r
+                               top:            0\r
+                       ,       bottom:         "auto"\r
+                       ,       left:           0\r
+                       ,       right:          0\r
+                       ,       width:          "auto"\r
+                       //      height:         DYNAMIC\r
+                       }\r
+               }\r
+       ,       south: {\r
+                       side:                   "Bottom"\r
+               ,       sizeType:               "Height"\r
+               ,       dir:                    "horz"\r
+               ,       cssReq: {\r
+                               top:            "auto"\r
+                       ,       bottom:         0\r
+                       ,       left:           0\r
+                       ,       right:          0\r
+                       ,       width:          "auto"\r
+                       //      height:         DYNAMIC\r
+                       }\r
+               }\r
+       ,       east: {\r
+                       side:                   "Right"\r
+               ,       sizeType:               "Width"\r
+               ,       dir:                    "vert"\r
+               ,       cssReq: {\r
+                               left:           "auto"\r
+                       ,       right:          0\r
+                       ,       top:            "auto" // DYNAMIC\r
+                       ,       bottom:         "auto" // DYNAMIC\r
+                       ,       height:         "auto"\r
+                       //      width:          DYNAMIC\r
+                       }\r
+               }\r
+       ,       west: {\r
+                       side:                   "Left"\r
+               ,       sizeType:               "Width"\r
+               ,       dir:                    "vert"\r
+               ,       cssReq: {\r
+                               left:           0\r
+                       ,       right:          "auto"\r
+                       ,       top:            "auto" // DYNAMIC\r
+                       ,       bottom:         "auto" // DYNAMIC\r
+                       ,       height:         "auto"\r
+                       //      width:          DYNAMIC\r
+                       }\r
+               }\r
+       ,       center: {\r
+                       dir:                    "center"\r
+               ,       cssReq: {\r
+                               left:           "auto" // DYNAMIC\r
+                       ,       right:          "auto" // DYNAMIC\r
+                       ,       top:            "auto" // DYNAMIC\r
+                       ,       bottom:         "auto" // DYNAMIC\r
+                       ,       height:         "auto"\r
+                       ,       width:          "auto"\r
+                       }\r
+               }\r
+       }\r
+\r
+       // CALLBACK FUNCTION NAMESPACE - used to store reusable callback functions\r
+,      callbacks: {}\r
+\r
+,      getParentPaneElem: function (el) {\r
+               // must pass either a container or pane element\r
+               var $el = $(el)\r
+               ,       layout = $el.data("layout") || $el.data("parentLayout");\r
+               if (layout) {\r
+                       var $cont = layout.container;\r
+                       // see if this container is directly-nested inside an outer-pane\r
+                       if ($cont.data("layoutPane")) return $cont;\r
+                       var $pane = $cont.closest("."+ $.layout.defaults.panes.paneClass);\r
+                       // if a pane was found, return it\r
+                       if ($pane.data("layoutPane")) return $pane;\r
+               }\r
+               return null;\r
+       }\r
+\r
+,      getParentPaneInstance: function (el) {\r
+               // must pass either a container or pane element\r
+               var $pane = $.layout.getParentPaneElem(el);\r
+               return $pane ? $pane.data("layoutPane") : null;\r
+       }\r
+\r
+,      getParentLayoutInstance: function (el) {\r
+               // must pass either a container or pane element\r
+               var $pane = $.layout.getParentPaneElem(el);\r
+               return $pane ? $pane.data("parentLayout") : null;\r
+       }\r
+\r
+,      getEventObject: function (evt) {\r
+               return typeof evt === "object" && evt.stopPropagation ? evt : null;\r
+       }\r
+,      parsePaneName: function (evt_or_pane) {\r
+               // getEventObject() automatically calls .stopPropagation(), WHICH MUST BE DONE!\r
+               var evt = $.layout.getEventObject( evt_or_pane );\r
+               if (evt) {\r
+                       // ALWAYS stop propagation of events triggered in Layout!\r
+                       evt.stopPropagation();\r
+                       return $(this).data("layoutEdge");\r
+               }\r
+               else\r
+                       return evt_or_pane;\r
+       }\r
+\r
+\r
+       // LAYOUT-PLUGIN REGISTRATION\r
+       // more plugins can added beyond this default list\r
+,      plugins: {\r
+               draggable:              !!$.fn.draggable // resizing\r
+       ,       effects: {\r
+                       core:           !!$.effects             // animimations (specific effects tested by initOptions)\r
+               ,       slide:          $.effects && $.effects.slide // default effect\r
+               }\r
+       }\r
+\r
+//     arrays of plugin or other methods to be triggered for events in *each layout* - will be passed 'Instance'\r
+,      onCreate:       []      // runs when layout is just starting to be created - right after options are set\r
+,      onLoad:         []      // runs after layout container and global events init, but before initPanes is called\r
+,      onReady:        []      // runs after initialization *completes* - ie, after initPanes completes successfully\r
+,      onDestroy:      []      // runs after layout is destroyed\r
+,      onUnload:       []      // runs after layout is destroyed OR when page unloads\r
+,      afterOpen:      []      // runs after setAsOpen() completes\r
+,      afterClose:     []      // runs after setAsClosed() completes\r
+\r
+       /*\r
+       *       GENERIC UTILITY METHODS\r
+       */\r
+\r
+       // calculate and return the scrollbar width, as an integer\r
+,      scrollbarWidth:         function () { return window.scrollbarWidth  || $.layout.getScrollbarSize('width'); }\r
+,      scrollbarHeight:        function () { return window.scrollbarHeight || $.layout.getScrollbarSize('height'); }\r
+,      getScrollbarSize:       function (dim) {\r
+               var $c  = $('<div style="position: absolute; top: -10000px; left: -10000px; width: 100px; height: 100px; overflow: scroll;"></div>').appendTo("body");\r
+               var d   = { width: $c.width() - $c[0].clientWidth, height: $c.height() - $c[0].clientHeight };\r
+               $c.remove();\r
+               window.scrollbarWidth   = d.width;\r
+               window.scrollbarHeight  = d.height;\r
+               return dim.match(/^(width|height)$/) ? d[dim] : d;\r
+       }\r
+\r
+\r
+       /**\r
+       * Returns hash container 'display' and 'visibility'\r
+       *\r
+       * @see  $.swap() - swaps CSS, runs callback, resets CSS\r
+       */\r
+,      showInvisibly: function ($E, force) {\r
+               if (!$E) return {};\r
+               if (!$E.jquery) $E = $($E);\r
+               var CSS = {\r
+                       display:        $E.css('display')\r
+               ,       visibility:     $E.css('visibility')\r
+               };\r
+               if (force || CSS.display === "none") { // only if not *already hidden*\r
+                       $E.css({ display: "block", visibility: "hidden" }); // show element 'invisibly' so can be measured\r
+                       return CSS;\r
+               }\r
+               else return {};\r
+       }\r
+\r
+       /**\r
+       * Returns data for setting size of an element (container or a pane).\r
+       *\r
+       * @see  _create(), onWindowResize() for container, plus others for pane\r
+       * @return JSON  Returns a hash of all dimensions: top, bottom, left, right, outerWidth, innerHeight, etc\r
+       */\r
+,      getElementDimensions: function ($E) {\r
+               var\r
+                       d       = {}                    // dimensions hash\r
+               ,       x       = d.css = {}    // CSS hash\r
+               ,       i       = {}                    // TEMP insets\r
+               ,       b, p                            // TEMP border, padding\r
+               ,       N       = $.layout.cssNum\r
+               ,       off = $E.offset()\r
+               ;\r
+               d.offsetLeft = off.left;\r
+               d.offsetTop  = off.top;\r
+\r
+               $.each("Left,Right,Top,Bottom".split(","), function (idx, e) { // e = edge\r
+                       b = x["border" + e] = $.layout.borderWidth($E, e);\r
+                       p = x["padding"+ e] = $.layout.cssNum($E, "padding"+e);\r
+                       i[e] = b + p; // total offset of content from outer side\r
+                       d["inset"+ e] = p;\r
+               });\r
+\r
+               d.offsetWidth   = $E.innerWidth();      // offsetWidth is used in calc when doing manual resize\r
+               d.offsetHeight  = $E.innerHeight();     // ditto\r
+               d.outerWidth    = $E.outerWidth();\r
+               d.outerHeight   = $E.outerHeight();\r
+               d.innerWidth    = max(0, d.outerWidth  - i.Left - i.Right);\r
+               d.innerHeight   = max(0, d.outerHeight - i.Top  - i.Bottom);\r
+\r
+               x.width         = $E.width();\r
+               x.height        = $E.height();\r
+               x.top           = N($E,"top",true);\r
+               x.bottom        = N($E,"bottom",true);\r
+               x.left          = N($E,"left",true);\r
+               x.right         = N($E,"right",true);\r
+\r
+               //d.visible     = $E.is(":visible");// && x.width > 0 && x.height > 0;\r
+\r
+               return d;\r
+       }\r
+\r
+,      getElementCSS: function ($E, list) {\r
+               var\r
+                       CSS     = {}\r
+               ,       style   = $E[0].style\r
+               ,       props   = list.split(",")\r
+               ,       sides   = "Top,Bottom,Left,Right".split(",")\r
+               ,       attrs   = "Color,Style,Width".split(",")\r
+               ,       p, s, a, i, j, k\r
+               ;\r
+               for (i=0; i < props.length; i++) {\r
+                       p = props[i];\r
+                       if (p.match(/(border|padding|margin)$/))\r
+                               for (j=0; j < 4; j++) {\r
+                                       s = sides[j];\r
+                                       if (p === "border")\r
+                                               for (k=0; k < 3; k++) {\r
+                                                       a = attrs[k];\r
+                                                       CSS[p+s+a] = style[p+s+a];\r
+                                               }\r
+                                       else\r
+                                               CSS[p+s] = style[p+s];\r
+                               }\r
+                       else\r
+                               CSS[p] = style[p];\r
+               };\r
+               return CSS\r
+       }\r
+\r
+       /**\r
+       * Return the innerWidth for the current browser/doctype\r
+       *\r
+       * @see  initPanes(), sizeMidPanes(), initHandles(), sizeHandles()\r
+       * @param  {Array.<Object>}      $E  Must pass a jQuery object - first element is processed\r
+       * @param  {number=}                     outerWidth (optional) Can pass a width, allowing calculations BEFORE element is resized\r
+       * @return {number}                      Returns the innerWidth of the elem by subtracting padding and borders\r
+       */\r
+,      cssWidth: function ($E, outerWidth) {\r
+               var\r
+                       b = $.layout.borderWidth\r
+               ,       n = $.layout.cssNum\r
+               ;\r
+               // a 'calculated' outerHeight can be passed so borders and/or padding are removed if needed\r
+               if (outerWidth <= 0) return 0;\r
+\r
+               if (!$.support.boxModel) return outerWidth;\r
+\r
+               // strip border and padding from outerWidth to get CSS Width\r
+               var W = outerWidth\r
+                       - b($E, "Left")\r
+                       - b($E, "Right")\r
+                       - n($E, "paddingLeft")          \r
+                       - n($E, "paddingRight")\r
+               ;\r
+\r
+               return max(0,W);\r
+       }\r
+\r
+       /**\r
+       * Return the innerHeight for the current browser/doctype\r
+       *\r
+       * @see  initPanes(), sizeMidPanes(), initHandles(), sizeHandles()\r
+       * @param  {Array.<Object>}      $E  Must pass a jQuery object - first element is processed\r
+       * @param  {number=}                     outerHeight  (optional) Can pass a width, allowing calculations BEFORE element is resized\r
+       * @return {number}                      Returns the innerHeight of the elem by subtracting padding and borders\r
+       */\r
+,      cssHeight: function ($E, outerHeight) {\r
+               var\r
+                       b = $.layout.borderWidth\r
+               ,       n = $.layout.cssNum\r
+               ;\r
+               // a 'calculated' outerHeight can be passed so borders and/or padding are removed if needed\r
+               if (outerHeight <= 0) return 0;\r
+\r
+               if (!$.support.boxModel) return outerHeight;\r
+\r
+               // strip border and padding from outerHeight to get CSS Height\r
+               var H = outerHeight\r
+                       - b($E, "Top")\r
+                       - b($E, "Bottom")\r
+                       - n($E, "paddingTop")\r
+                       - n($E, "paddingBottom")\r
+               ;\r
+\r
+               return max(0,H);\r
+       }\r
+\r
+       /**\r
+       * Returns the 'current CSS numeric value' for a CSS property - 0 if property does not exist\r
+       *\r
+       * @see  Called by many methods\r
+       * @param {Array.<Object>}       $E                                      Must pass a jQuery object - first element is processed\r
+       * @param {string}                       prop                            The name of the CSS property, eg: top, width, etc.\r
+       * @param {boolean=}                     [allowAuto=false]       true = return 'auto' if that is value; false = return 0\r
+       * @return {(string|number)}                                             Usually used to get an integer value for position (top, left) or size (height, width)\r
+       */\r
+,      cssNum: function ($E, prop, allowAuto) {\r
+               if (!$E.jquery) $E = $($E);\r
+               var CSS = $.layout.showInvisibly($E)\r
+               ,       p       = $.curCSS($E[0], prop, true)\r
+               ,       v       = allowAuto && p=="auto" ? p : (parseInt(p, 10) || 0);\r
+               $E.css( CSS ); // RESET\r
+               return v;\r
+       }\r
+\r
+,      borderWidth: function (el, side) {\r
+               if (el.jquery) el = el[0];\r
+               var b = "border"+ side.substr(0,1).toUpperCase() + side.substr(1); // left => Left\r
+               return $.curCSS(el, b+"Style", true) === "none" ? 0 : (parseInt($.curCSS(el, b+"Width", true), 10) || 0);\r
+       }\r
+\r
+       /**\r
+       * Mouse-tracking utility - FUTURE REFERENCE\r
+       *\r
+       * init: if (!window.mouse) {\r
+       *                       window.mouse = { x: 0, y: 0 };\r
+       *                       $(document).mousemove( $.layout.trackMouse );\r
+       *               }\r
+       *\r
+       * @param {Object}               evt\r
+       *\r
+,      trackMouse: function (evt) {\r
+               window.mouse = { x: evt.clientX, y: evt.clientY };\r
+       }\r
+       */\r
+\r
+       /**\r
+       * SUBROUTINE for preventPrematureSlideClose option\r
+       *\r
+       * @param {Object}               evt\r
+       * @param {Object=}              el\r
+       */\r
+,      isMouseOverElem: function (evt, el) {\r
+               var\r
+                       $E      = $(el || this)\r
+               ,       d       = $E.offset()\r
+               ,       T       = d.top\r
+               ,       L       = d.left\r
+               ,       R       = L + $E.outerWidth()\r
+               ,       B       = T + $E.outerHeight()\r
+               ,       x       = evt.pageX     // evt.clientX ?\r
+               ,       y       = evt.pageY     // evt.clientY ?\r
+               ;\r
+               // if X & Y are < 0, probably means is over an open SELECT\r
+               return ($.layout.browser.msie && x < 0 && y < 0) || ((x >= L && x <= R) && (y >= T && y <= B));\r
+       }\r
+\r
+       /**\r
+       * Message/Logging Utility\r
+       *\r
+       * @example $.layout.msg("My message");                          // log text\r
+       * @example $.layout.msg("My message", true);            // alert text\r
+       * @example $.layout.msg({ foo: "bar" }, "Title");       // log hash-data, with custom title\r
+       * @example $.layout.msg({ foo: "bar" }, true, "Title", { sort: false }); -OR-\r
+       * @example $.layout.msg({ foo: "bar" }, "Title", { sort: false, display: true }); // alert hash-data\r
+       *\r
+       * @param {(Object|string)}                      info                    String message OR Hash/Array\r
+       * @param {(Boolean|string|Object)=}     [popup=false]   True means alert-box - can be skipped\r
+       * @param {(Object|string)=}                     [debugTitle=""] Title for Hash data - can be skipped\r
+       * @param {Object=}                                      [debutOpts={}]  Extra options for debug output\r
+       */\r
+,      msg: function (info, popup, debugTitle, debugOpts) {\r
+               if ($.isPlainObject(info) && window.debugData) {\r
+                       if (typeof popup === "string") {\r
+                               debugOpts       = debugTitle;\r
+                               debugTitle      = popup;\r
+                       }\r
+                       else if (typeof debugTitle === "object") {\r
+                               debugOpts       = debugTitle;\r
+                               debugTitle      = null;\r
+                       }\r
+                       var t = debugTitle || "log( <object> )"\r
+                       ,       o = $.extend({ sort: false, returnHTML: false, display: false }, debugOpts);\r
+                       if (popup === true || o.display)\r
+                               debugData( info, t, o );\r
+                       else if (window.console)\r
+                               console.log(debugData( info, t, o ));\r
+               }\r
+               else if (popup)\r
+                       alert(info);\r
+               else if (window.console)\r
+                       console.log(info);\r
+               else {\r
+                       var id  = "#layoutLogger"\r
+                       ,       $l = $(id);\r
+                       if (!$l.length)\r
+                               $l = createLog();\r
+                       $l.children("ul").append('<li style="padding: 4px 10px; margin: 0; border-top: 1px solid #CCC;">'+ info.replace(/\</g,"&lt;").replace(/\>/g,"&gt;") +'</li>');\r
+               }\r
+\r
+               function createLog () {\r
+                       var pos = $.support.fixedPosition ? 'fixed' : 'absolute'\r
+                       ,       $e = $('<div id="layoutLogger" style="position: '+ pos +'; top: 5px; z-index: 999999; max-width: 25%; overflow: hidden; border: 1px solid #000; border-radius: 5px; background: #FBFBFB; box-shadow: 0 2px 10px rgba(0,0,0,0.3);">'\r
+                               +       '<div style="font-size: 13px; font-weight: bold; padding: 5px 10px; background: #F6F6F6; border-radius: 5px 5px 0 0; cursor: move;">'\r
+                               +       '<span style="float: right; padding-left: 7px; cursor: pointer;" title="Remove Console" onclick="$(this).closest(\'#layoutLogger\').remove()">X</span>Layout console.log</div>'\r
+                               +       '<ul style="font-size: 13px; font-weight: none; list-style: none; margin: 0; padding: 0 0 2px;"></ul>'\r
+                               + '</div>'\r
+                               ).appendTo("body");\r
+                       $e.css('left', $(window).width() - $e.outerWidth() - 5)\r
+                       if ($.ui.draggable) $e.draggable({ handle: ':first-child' });\r
+                       return $e;\r
+               };\r
+       }\r
+\r
+};\r
+\r
+var    lang = $.layout.language; // alias used in defaults...\r
+\r
+// DEFAULT OPTIONS - CHANGE IF DESIRED\r
+$.layout.defaults = {\r
+/*\r
+ *     LAYOUT & LAYOUT-CONTAINER OPTIONS\r
+ *     - none of these options are applicable to individual panes\r
+ */\r
+       name:                                           ""                      // Not required, but useful for buttons and used for the state-cookie\r
+,      containerSelector:                      ""                      // ONLY used when specifying a childOptions - to find container-element that is NOT directly-nested\r
+,      containerClass:                         "ui-layout-container" // layout-container element\r
+,      scrollToBookmarkOnLoad:         true            // after creating a layout, scroll to bookmark in URL (.../page.htm#myBookmark)\r
+,      resizeWithWindow:                       true            // bind thisLayout.resizeAll() to the window.resize event\r
+,      resizeWithWindowDelay:          200                     // delay calling resizeAll because makes window resizing very jerky\r
+,      resizeWithWindowMaxDelay:       0                       // 0 = none - force resize every XX ms while window is being resized\r
+,      onresizeall_start:                      null            // CALLBACK when resizeAll() STARTS     - NOT pane-specific\r
+,      onresizeall_end:                        null            // CALLBACK when resizeAll() ENDS       - NOT pane-specific\r
+,      onload_start:                           null            // CALLBACK when Layout inits - after options initialized, but before elements\r
+,      onload_end:                                     null            // CALLBACK when Layout inits - after EVERYTHING has been initialized\r
+,      onunload_start:                         null            // CALLBACK when Layout is destroyed OR onWindowUnload\r
+,      onunload_end:                           null            // CALLBACK when Layout is destroyed OR onWindowUnload\r
+,      autoBindCustomButtons:          false           // search for buttons with ui-layout-button class and auto-bind them\r
+,      initPanes:                                      true            // false = DO NOT initialize the panes onLoad - will init later\r
+,      showErrorMessages:                      true            // enables fatal error messages to warn developers of common errors\r
+,      showDebugMessages:                      false           // display console-and-alert debug msgs - IF this Layout version _has_ debugging code!\r
+//     Changing this zIndex value will cause other zIndex values to automatically change\r
+,      zIndex:                                         null            // the PANE zIndex - resizers and masks will be +1\r
+//     DO NOT CHANGE the zIndex values below unless you clearly understand their relationships\r
+,      zIndexes: {                                                             // set _default_ z-index values here...\r
+               pane_normal:                    0                       // normal z-index for panes\r
+       ,       content_mask:                   1                       // applied to overlays used to mask content INSIDE panes during resizing\r
+       ,       resizer_normal:                 2                       // normal z-index for resizer-bars\r
+       ,       pane_sliding:                   100                     // applied to *BOTH* the pane and its resizer when a pane is 'slid open'\r
+       ,       pane_animate:                   1000            // applied to the pane when being animated - not applied to the resizer\r
+       ,       resizer_drag:                   10000           // applied to the CLONED resizer-bar when being 'dragged'\r
+       }\r
+/*\r
+ *     PANE DEFAULT SETTINGS\r
+ *     - settings under the 'panes' key become the default settings for *all panes*\r
+ *     - ALL pane-options can also be set specifically for each panes, which will override these 'default values'\r
+ */\r
+,      panes: { // default options for 'all panes' - will be overridden by 'per-pane settings'\r
+               applyDemoStyles:                false           // NOTE: renamed from applyDefaultStyles for clarity\r
+       ,       closable:                               true            // pane can open & close\r
+       ,       resizable:                              true            // when open, pane can be resized \r
+       ,       slidable:                               true            // when closed, pane can 'slide open' over other panes - closes on mouse-out\r
+       ,       initClosed:                             false           // true = init pane as 'closed'\r
+       ,       initHidden:                     false           // true = init pane as 'hidden' - no resizer-bar/spacing\r
+       //      SELECTORS\r
+       //,     paneSelector:                   ""                      // MUST be pane-specific - jQuery selector for pane\r
+       ,       contentSelector:                ".ui-layout-content" // INNER div/element to auto-size so only it scrolls, not the entire pane!\r
+       ,       contentIgnoreSelector:  ".ui-layout-ignore"     // element(s) to 'ignore' when measuring 'content'\r
+       ,       findNestedContent:              false           // true = $P.find(contentSelector), false = $P.children(contentSelector)\r
+       //      GENERIC ROOT-CLASSES - for auto-generated classNames\r
+       ,       paneClass:                              "ui-layout-pane"        // Layout Pane\r
+       ,       resizerClass:                   "ui-layout-resizer"     // Resizer Bar\r
+       ,       togglerClass:                   "ui-layout-toggler"     // Toggler Button\r
+       ,       buttonClass:                    "ui-layout-button"      // CUSTOM Buttons       - eg: '[ui-layout-button]-toggle/-open/-close/-pin'\r
+       //      ELEMENT SIZE & SPACING\r
+       //,     size:                                   100                     // MUST be pane-specific -initial size of pane\r
+       ,       minSize:                                0                       // when manually resizing a pane\r
+       ,       maxSize:                                0                       // ditto, 0 = no limit\r
+       ,       spacing_open:                   6                       // space between pane and adjacent panes - when pane is 'open'\r
+       ,       spacing_closed:                 6                       // ditto - when pane is 'closed'\r
+       ,       togglerLength_open:             50                      // Length = WIDTH of toggler button on north/south sides - HEIGHT on east/west sides\r
+       ,       togglerLength_closed:   50                      // 100% OR -1 means 'full height/width of resizer bar' - 0 means 'hidden'\r
+       ,       togglerAlign_open:              "center"        // top/left, bottom/right, center, OR...\r
+       ,       togglerAlign_closed:    "center"        // 1 => nn = offset from top/left, -1 => -nn == offset from bottom/right\r
+       ,       togglerTip_open:                lang.Close      // Toggler tool-tip (title)\r
+       ,       togglerTip_closed:              lang.Open       // ditto\r
+       ,       togglerContent_open:    ""                      // text or HTML to put INSIDE the toggler\r
+       ,       togglerContent_closed:  ""                      // ditto\r
+       //      RESIZING OPTIONS\r
+       ,       resizerDblClickToggle:  true            // \r
+       ,       autoResize:                             true            // IF size is 'auto' or a percentage, then recalc 'pixel size' whenever the layout resizes\r
+       ,       autoReopen:                             true            // IF a pane was auto-closed due to noRoom, reopen it when there is room? False = leave it closed\r
+       ,       resizerDragOpacity:             1                       // option for ui.draggable\r
+       //,     resizerCursor:                  ""                      // MUST be pane-specific - cursor when over resizer-bar\r
+       ,       maskContents:                   false           // true = add DIV-mask over-or-inside this pane so can 'drag' over IFRAMES\r
+       ,       maskObjects:                    false           // true = add IFRAME-mask over-or-inside this pane to cover objects/applets - content-mask will overlay this mask\r
+       ,       maskZindex:                             null            // will override zIndexes.content_mask if specified - not applicable to iframe-panes\r
+       ,       resizingGrid:                   false           // grid size that the resizers will snap-to during resizing, eg: [20,20]\r
+       ,       livePaneResizing:               false           // true = LIVE Resizing as resizer is dragged\r
+       ,       liveContentResizing:    false           // true = re-measure header/footer heights as resizer is dragged\r
+       ,       liveResizingTolerance:  1                       // how many px change before pane resizes, to control performance\r
+       //      TIPS & MESSAGES - also see lang object\r
+       ,       noRoomToOpenTip:                lang.noRoomToOpenTip\r
+       ,       resizerTip:                             lang.Resize     // Resizer tool-tip (title)\r
+       ,       sliderTip:                              lang.Slide      // resizer-bar triggers 'sliding' when pane is closed\r
+       ,       sliderCursor:                   "pointer"       // cursor when resizer-bar will trigger 'sliding'\r
+       ,       slideTrigger_open:              "click"         // click, dblclick, mouseenter\r
+       ,       slideTrigger_close:             "mouseleave"// click, mouseleave\r
+       ,       slideDelay_open:                300                     // applies only for mouseenter event - 0 = instant open\r
+       ,       slideDelay_close:               300                     // applies only for mouseleave event (300ms is the minimum!)\r
+       ,       hideTogglerOnSlide:             false           // when pane is slid-open, should the toggler show?\r
+       ,       preventQuickSlideClose: $.layout.browser.webkit // Chrome triggers slideClosed as it is opening\r
+       ,       preventPrematureSlideClose: false       // handle incorrect mouseleave trigger, like when over a SELECT-list in IE\r
+       //      HOT-KEYS & MISC\r
+       ,       showOverflowOnHover:    false           // will bind allowOverflow() utility to pane.onMouseOver\r
+       ,       enableCursorHotkey:             true            // enabled 'cursor' hotkeys\r
+       //,     customHotkey:                   ""                      // MUST be pane-specific - EITHER a charCode OR a character\r
+       ,       customHotkeyModifier:   "SHIFT"         // either 'SHIFT', 'CTRL' or 'CTRL+SHIFT' - NOT 'ALT'\r
+       //      PANE ANIMATION\r
+       //      NOTE: fxSss_open, fxSss_close & fxSss_size options (eg: fxName_open) are auto-generated if not passed\r
+       ,       fxName:                                 "slide"         // ('none' or blank), slide, drop, scale -- only relevant to 'open' & 'close', NOT 'size'\r
+       ,       fxSpeed:                                null            // slow, normal, fast, 200, nnn - if passed, will OVERRIDE fxSettings.duration\r
+       ,       fxSettings:                             {}                      // can be passed, eg: { easing: "easeOutBounce", duration: 1500 }\r
+       ,       fxOpacityFix:                   true            // tries to fix opacity in IE to restore anti-aliasing after animation\r
+       ,       animatePaneSizing:              false           // true = animate resizing after dragging resizer-bar OR sizePane() is called\r
+    /*  NOTE: Action-specific FX options are auto-generated from the options above if not specifically set:\r
+               fxName_open:                    "slide"         // 'Open' pane animation\r
+               fnName_close:                   "slide"         // 'Close' pane animation\r
+               fxName_size:                    "slide"         // 'Size' pane animation - when animatePaneSizing = true\r
+               fxSpeed_open:                   null\r
+               fxSpeed_close:                  null\r
+               fxSpeed_size:                   null\r
+               fxSettings_open:                {}\r
+               fxSettings_close:               {}\r
+               fxSettings_size:                {}\r
+       */\r
+       //      CHILD/NESTED LAYOUTS\r
+       ,       childOptions:                   null            // Layout-options for nested/child layout - even {} is valid as options\r
+       ,       initChildLayout:                true            // true = child layout will be created as soon as _this_ layout completes initialization\r
+       ,       destroyChildLayout:             true            // true = destroy child-layout if this pane is destroyed\r
+       ,       resizeChildLayout:              true            // true = trigger child-layout.resizeAll() when this pane is resized\r
+       //      PANE CALLBACKS\r
+       ,       triggerEventsOnLoad:    false           // true = trigger onopen OR onclose callbacks when layout initializes\r
+       ,       triggerEventsDuringLiveResize: true     // true = trigger onresize callback REPEATEDLY if livePaneResizing==true\r
+       ,       onshow_start:                   null            // CALLBACK when pane STARTS to Show    - BEFORE onopen/onhide_start\r
+       ,       onshow_end:                             null            // CALLBACK when pane ENDS being Shown  - AFTER  onopen/onhide_end\r
+       ,       onhide_start:                   null            // CALLBACK when pane STARTS to Close   - BEFORE onclose_start\r
+       ,       onhide_end:                             null            // CALLBACK when pane ENDS being Closed - AFTER  onclose_end\r
+       ,       onopen_start:                   null            // CALLBACK when pane STARTS to Open\r
+       ,       onopen_end:                             null            // CALLBACK when pane ENDS being Opened\r
+       ,       onclose_start:                  null            // CALLBACK when pane STARTS to Close\r
+       ,       onclose_end:                    null            // CALLBACK when pane ENDS being Closed\r
+       ,       onresize_start:                 null            // CALLBACK when pane STARTS being Resized ***FOR ANY REASON***\r
+       ,       onresize_end:                   null            // CALLBACK when pane ENDS being Resized ***FOR ANY REASON***\r
+       ,       onsizecontent_start:    null            // CALLBACK when sizing of content-element STARTS\r
+       ,       onsizecontent_end:              null            // CALLBACK when sizing of content-element ENDS\r
+       ,       onswap_start:                   null            // CALLBACK when pane STARTS to Swap\r
+       ,       onswap_end:                             null            // CALLBACK when pane ENDS being Swapped\r
+       ,       ondrag_start:                   null            // CALLBACK when pane STARTS being ***MANUALLY*** Resized\r
+       ,       ondrag_end:                             null            // CALLBACK when pane ENDS being ***MANUALLY*** Resized\r
+       }\r
+/*\r
+ *     PANE-SPECIFIC SETTINGS\r
+ *     - options listed below MUST be specified per-pane - they CANNOT be set under 'panes'\r
+ *     - all options under the 'panes' key can also be set specifically for any pane\r
+ *     - most options under the 'panes' key apply only to 'border-panes' - NOT the the center-pane\r
+ */\r
+,      north: {\r
+               paneSelector:                   ".ui-layout-north"\r
+       ,       size:                                   "auto"          // eg: "auto", "30%", .30, 200\r
+       ,       resizerCursor:                  "n-resize"      // custom = url(myCursor.cur)\r
+       ,       customHotkey:                   ""                      // EITHER a charCode (43) OR a character ("o")\r
+       }\r
+,      south: {\r
+               paneSelector:                   ".ui-layout-south"\r
+       ,       size:                                   "auto"\r
+       ,       resizerCursor:                  "s-resize"\r
+       ,       customHotkey:                   ""\r
+       }\r
+,      east: {\r
+               paneSelector:                   ".ui-layout-east"\r
+       ,       size:                                   200\r
+       ,       resizerCursor:                  "e-resize"\r
+       ,       customHotkey:                   ""\r
+       }\r
+,      west: {\r
+               paneSelector:                   ".ui-layout-west"\r
+       ,       size:                                   200\r
+       ,       resizerCursor:                  "w-resize"\r
+       ,       customHotkey:                   ""\r
+       }\r
+,      center: {\r
+               paneSelector:                   ".ui-layout-center"\r
+       ,       minWidth:                               0\r
+       ,       minHeight:                              0\r
+       }\r
+};\r
+\r
+$.layout.optionsMap = {\r
+       // layout/global options - NOT pane-options\r
+       layout: ("stateManagement,effects,zIndexes,"\r
+       +       "name,zIndex,scrollToBookmarkOnLoad,showErrorMessages,"\r
+       +       "resizeWithWindow,resizeWithWindowDelay,resizeWithWindowMaxDelay,"\r
+       +       "onresizeall,onresizeall_start,onresizeall_end,onload,onunload,autoBindCustomButtons").split(",")\r
+//     borderPanes: [ ALL options that are NOT specified as 'layout' ]\r
+       // default.panes options that apply to the center-pane (most options apply _only_ to border-panes)\r
+,      center: ("paneClass,contentSelector,contentIgnoreSelector,findNestedContent,applyDemoStyles,triggerEventsOnLoad,"\r
+       +       "showOverflowOnHover,maskContents,maskObjects,liveContentResizing,"\r
+       +       "childOptions,initChildLayout,resizeChildLayout,destroyChildLayout,"\r
+       +       "onresize,onresize_start,onresize_end,onsizecontent,onsizecontent_start,onsizecontent_end").split(",")\r
+       // options that MUST be specifically set 'per-pane' - CANNOT set in the panes (defaults) key\r
+,      noDefault: ("paneSelector,resizerCursor,customHotkey").split(",")\r
+};\r
+\r
+/**\r
+ * Processes options passed in converts flat-format data into subkey (JSON) format\r
+ * In flat-format, subkeys are _currently_ separated with 2 underscores, like north__optName\r
+ * Plugins may also call this method so they can transform their own data\r
+ *\r
+ * @param  {!Object}   hash    Data/options passed by user - may be a single level or nested levels\r
+ * @return {Object}                            Returns hash of minWidth & minHeight\r
+ */\r
+$.layout.transformData = function (hash) {\r
+       var     json = { panes: {}, center: {} } // init return object\r
+       ,       data, branch, optKey, keys, key, val, i, c;\r
+\r
+       if (typeof hash !== "object") return json; // no options passed\r
+\r
+       // convert all 'flat-keys' to 'sub-key' format\r
+       for (optKey in hash) {\r
+               branch  = json;\r
+               data    = $.layout.optionsMap.layout;\r
+               val             = hash[ optKey ];\r
+               keys    = optKey.split("__"); // eg: west__size or north__fxSettings__duration\r
+               c               = keys.length - 1;\r
+               // convert underscore-delimited to subkeys\r
+               for (i=0; i <= c; i++) {\r
+                       key = keys[i];\r
+                       if (i === c)\r
+                               branch[key] = val;\r
+                       else if (!branch[key])\r
+                               branch[key] = {}; // create the subkey\r
+                       // recurse to sub-key for next loop - if not done\r
+                       branch = branch[key];\r
+               }\r
+       }\r
+\r
+       return json;\r
+}\r
+\r
+// INTERNAL CONFIG DATA - DO NOT CHANGE THIS!\r
+$.layout.backwardCompatibility = {\r
+       // data used by renameOldOptions()\r
+       map: {\r
+       //      OLD Option Name:                        NEW Option Name\r
+               applyDefaultStyles:                     "applyDemoStyles"\r
+       ,       resizeNestedLayout:                     "resizeChildLayout"\r
+       ,       resizeWhileDragging:            "livePaneResizing"\r
+       ,       resizeContentWhileDragging:     "liveContentResizing"\r
+       ,       triggerEventsWhileDragging:     "triggerEventsDuringLiveResize"\r
+       ,       maskIframesOnResize:            "maskContents"\r
+       ,       useStateCookie:                         "stateManagement.enabled"\r
+       ,       "cookie.autoLoad":                      "stateManagement.autoLoad"\r
+       ,       "cookie.autoSave":                      "stateManagement.autoSave"\r
+       ,       "cookie.keys":                          "stateManagement.stateKeys"\r
+       ,       "cookie.name":                          "stateManagement.cookie.name"\r
+       ,       "cookie.domain":                        "stateManagement.cookie.domain"\r
+       ,       "cookie.path":                          "stateManagement.cookie.path"\r
+       ,       "cookie.expires":                       "stateManagement.cookie.expires"\r
+       ,       "cookie.secure":                        "stateManagement.cookie.secure"\r
+       }\r
+       /**\r
+       * @param {Object}       opts\r
+       */\r
+,      renameOptions: function (opts) {\r
+               var map = $.layout.backwardCompatibility.map\r
+               ,       oldData, newData, value\r
+               ;\r
+               for (var itemPath in map) {\r
+                       oldData = getBranch( itemPath );\r
+                       value   = oldData.branch[ oldData.key ]\r
+                       if (value !== undefined) {\r
+                               newData = getBranch( map[itemPath], true )\r
+                               newData.branch[ newData.key ] = value;\r
+                               delete oldData.branch[ oldData.key ];\r
+                       }\r
+               }\r
+\r
+               /**\r
+               * @param {string}       path\r
+               * @param {boolean=}     [create=false]  Create path if does not exist\r
+               */\r
+               function getBranch (path, create) {\r
+                       var a = path.split(".") // split keys into array\r
+                       ,       c = a.length - 1\r
+                       ,       D = { branch: opts, key: a[c] } // init branch at top & set key (last item)\r
+                       ,       i = 0, k, undef;\r
+                       for (; i<c; i++) { // skip the last key (data)\r
+                               k = a[i];\r
+                               if (D.branch[ k ] == undefined) { // child-key does not exist\r
+                                       if (create) {\r
+                                               D.branch = D.branch[ k ] = {}; // create child-branch\r
+                                       }\r
+                                       else // can't go any farther\r
+                                               D.branch = {}; // branch is undefined\r
+                               }\r
+                               else\r
+                                       D.branch = D.branch[ k ]; // get child-branch\r
+                       }\r
+                       return D;\r
+               };\r
+       }\r
+       /**\r
+       * @param {Object}       opts\r
+       */\r
+,      renameAllOptions: function (opts) {\r
+               var ren = $.layout.backwardCompatibility.renameOptions;\r
+               // rename root (layout) options\r
+               ren( opts );\r
+               // rename 'defaults' to 'panes'\r
+               if (opts.defaults) {\r
+                       if (typeof opts.panes !== "object")\r
+                               opts.panes = {};\r
+                       $.extend(true, opts.panes, opts.defaults);\r
+                       delete opts.defaults;\r
+               }\r
+               // rename options in the the options.panes key\r
+               if (opts.panes) ren( opts.panes );\r
+               // rename options inside *each pane key*, eg: options.west\r
+               $.each($.layout.config.allPanes, function (i, pane) {\r
+                       if (opts[pane]) ren( opts[pane] );\r
+               });     \r
+               return opts;\r
+       }\r
+};\r
+\r
+\r
+\r
+/*     ============================================================\r
+ *     BEGIN WIDGET: $( selector ).layout( {options} );\r
+ *     ============================================================\r
+ */\r
+$.fn.layout = function (opts) {\r
+       var\r
+\r
+       // local aliases to global data\r
+       browser = $.layout.browser\r
+,      lang    = $.layout.language // internal alias\r
+,      _c              = $.layout.config\r
+\r
+       // local aliases to utlity methods\r
+,      cssW    = $.layout.cssWidth\r
+,      cssH    = $.layout.cssHeight\r
+,      elDims  = $.layout.getElementDimensions\r
+,      elCSS   = $.layout.getElementCSS\r
+,      evtObj  = $.layout.getEventObject\r
+,      evtPane = $.layout.parsePaneName\r
+\r
+/**\r
+ * options - populated by initOptions()\r
+ */\r
+,      options = $.extend(true, {}, $.layout.defaults)\r
+,      effects = options.effects = $.extend(true, {}, $.layout.effects)\r
+\r
+/**\r
+ * layout-state object\r
+ */\r
+,      state = {\r
+               // generate unique ID to use for event.namespace so can unbind only events added by 'this layout'\r
+               id:                     "layout"+ $.now()       // code uses alias: sID\r
+       ,       initialized: false\r
+       ,       container:      {} // init all keys\r
+       ,       north:          {}\r
+       ,       south:          {}\r
+       ,       east:           {}\r
+       ,       west:           {}\r
+       ,       center:         {}\r
+       }\r
+\r
+/**\r
+ * parent/child-layout pointers\r
+ */\r
+//,    hasParentLayout = false - exists ONLY inside Instance so can be set externally\r
+,      children = {\r
+               north:          null\r
+       ,       south:          null\r
+       ,       east:           null\r
+       ,       west:           null\r
+       ,       center:         null\r
+       }\r
+\r
+/*\r
+ * ###########################\r
+ *  INTERNAL HELPER FUNCTIONS\r
+ * ###########################\r
+ */\r
+\r
+       /**\r
+       * Manages all internal timers\r
+       */\r
+,      timer = {\r
+               data:   {}\r
+       ,       set:    function (s, fn, ms) { timer.clear(s); timer.data[s] = setTimeout(fn, ms); }\r
+       ,       clear:  function (s) { var t=timer.data; if (t[s]) {clearTimeout(t[s]); delete t[s];} }\r
+       }\r
+\r
+,      _log = function (msg, popup) {\r
+               $.layout.msg( options.name +' / '+ msg, (popup && options.showErrorMessages) );\r
+       }\r
+\r
+       /**\r
+       * Executes a Callback function after a trigger event, like resize, open or close\r
+       *\r
+       * @param {string}       evtName                 Name of the layout callback, eg "onresize_start"\r
+       * @param {?string}      pane                    This is passed only so we can pass the 'pane object' to the callback\r
+       * @param {?boolean}     skipBoundEvents Accepts a function name, OR a comma-delimited array: [0]=function name, [1]=argument\r
+       */\r
+,      _runCallbacks = function (evtName, pane, skipBoundEvents) {\r
+               var     o               = pane ? options[pane] : options\r
+                       // names like onopen and onopen_end separate are interchangeable in options...\r
+               ,       lng     = evtName + (evtName.match(/_/) ? "" : "_end")\r
+               ,       shrt    = lng.match(/_end$/) ? lng.substr(0, lng.length - 4) : ""\r
+               ,       fn              = o[lng]\r
+               ,       retVal  = "NC" // NC = No Callback\r
+               ,       args    = []\r
+               ;\r
+               if (!fn && shrt)\r
+                       fn = o[shrt];\r
+\r
+               // first trigger the callback set in the options\r
+               if (fn) {\r
+                       //try {\r
+                               // convert function name (string) to function object\r
+                               if (isStr( fn )) {\r
+                                       if (fn.match(/,/)) {\r
+                                               // function name cannot contain a comma, \r
+                                               // so must be a function name AND a parameter to pass\r
+                                               args = fn.split(",")\r
+                                               ,       fn = eval(args[0]);\r
+                                       }\r
+                                       else // just the name of an external function?\r
+                                               fn = eval(fn);\r
+                               }\r
+                               // execute the callback, if exists\r
+                               if ($.isFunction( fn )) {\r
+                                       if (args.length)\r
+                                               retVal = fn(args[1]); // pass the argument parsed from 'list'\r
+                                       else if (pane && $Ps[pane])\r
+                                               // pass data: pane-name, pane-element, pane-state, pane-options, and layout-name\r
+                                               retVal = fn( pane, $Ps[pane], state[pane], options[pane], options.name );\r
+                                       else // must be a layout/container callback - pass suitable info\r
+                                               retVal = fn( Instance, state, options, options.name );\r
+                               }\r
+                       //}\r
+                       //catch (ex) {}\r
+               }\r
+\r
+               // trigger additional events bound directly to the pane\r
+               if (!skipBoundEvents && retVal !== false) {\r
+                       if (pane) { // PANE events can be bound to each pane-elements\r
+                               $Ps[pane].triggerHandler('layoutpane'+ lng, [ pane, $Ps[pane], state[pane], options[pane], options.name ]);\r
+                               if (shrt)\r
+                                       $Ps[pane].triggerHandler('layoutpane'+ shrt, [ pane, $Ps[pane], state[pane], options[pane], options.name ]);\r
+                       }\r
+                       else // LAYOUT events can be bound to the container-element\r
+                               $N.triggerHandler('layout'+ lng, [ pane, $Ps[pane], state[pane], options[pane], options.name ]);\r
+               }\r
+\r
+               // ALWAYS resizeChildLayout after a resize event - even during initialization\r
+               if (evtName === "onresize_end" || evtName === "onsizecontent_end")\r
+                       resizeChildLayout(pane); \r
+\r
+               return retVal;\r
+       }\r
+\r
+\r
+       /**\r
+       * cure iframe display issues in IE & other browsers\r
+       */\r
+,      _fixIframe = function (pane) {\r
+               if (browser.mozilla) return; // skip FireFox - it auto-refreshes iframes onShow\r
+               var $P = $Ps[pane];\r
+               // if the 'pane' is an iframe, do it\r
+               if (state[pane].tagName === "IFRAME")\r
+                       $P.css(_c.hidden).css(_c.visible); \r
+               else // ditto for any iframes INSIDE the pane\r
+                       $P.find('IFRAME').css(_c.hidden).css(_c.visible);\r
+       }\r
+\r
+       /**\r
+       * @param  {string}              pane            Can accept ONLY a 'pane' (east, west, etc)\r
+       * @param  {number=}             outerSize       (optional) Can pass a width, allowing calculations BEFORE element is resized\r
+       * @return {number}              Returns the innerHeight/Width of el by subtracting padding and borders\r
+       */\r
+,      cssSize = function (pane, outerSize) {\r
+               var fn = _c[pane].dir=="horz" ? cssH : cssW;\r
+               return fn($Ps[pane], outerSize);\r
+       }\r
+\r
+       /**\r
+       * @param  {string}              pane            Can accept ONLY a 'pane' (east, west, etc)\r
+       * @return {Object}              Returns hash of minWidth & minHeight\r
+       */\r
+,      cssMinDims = function (pane) {\r
+               // minWidth/Height means CSS width/height = 1px\r
+               var     $P      = $Ps[pane]\r
+               ,       dir     = _c[pane].dir\r
+               ,       d       = {\r
+                               minWidth:       1001 - cssW($P, 1000)\r
+                       ,       minHeight:      1001 - cssH($P, 1000)\r
+                       }\r
+               ;\r
+               if (dir === "horz") d.minSize = d.minHeight;\r
+               if (dir === "vert") d.minSize = d.minWidth;\r
+               return d;\r
+       }\r
+\r
+       // TODO: see if these methods can be made more useful...\r
+       // TODO: *maybe* return cssW/H from these so caller can use this info\r
+\r
+       /**\r
+       * @param {(string|!Object)}             el\r
+       * @param {number=}                              outerWidth\r
+       * @param {boolean=}                             [autoHide=false]\r
+       */\r
+,      setOuterWidth = function (el, outerWidth, autoHide) {\r
+               var $E = el, w;\r
+               if (isStr(el)) $E = $Ps[el]; // west\r
+               else if (!el.jquery) $E = $(el);\r
+               w = cssW($E, outerWidth);\r
+               $E.css({ width: w });\r
+               if (w > 0) {\r
+                       if (autoHide && $E.data('autoHidden') && $E.innerHeight() > 0) {\r
+                               $E.show().data('autoHidden', false);\r
+                               if (!browser.mozilla) // FireFox refreshes iframes - IE does not\r
+                                       // make hidden, then visible to 'refresh' display after animation\r
+                                       $E.css(_c.hidden).css(_c.visible);\r
+                       }\r
+               }\r
+               else if (autoHide && !$E.data('autoHidden'))\r
+                       $E.hide().data('autoHidden', true);\r
+       }\r
+\r
+       /**\r
+       * @param {(string|!Object)}             el\r
+       * @param {number=}                              outerHeight\r
+       * @param {boolean=}                             [autoHide=false]\r
+       */\r
+,      setOuterHeight = function (el, outerHeight, autoHide) {\r
+               var $E = el, h;\r
+               if (isStr(el)) $E = $Ps[el]; // west\r
+               else if (!el.jquery) $E = $(el);\r
+               h = cssH($E, outerHeight);\r
+               $E.css({ height: h, visibility: "visible" }); // may have been 'hidden' by sizeContent\r
+               if (h > 0 && $E.innerWidth() > 0) {\r
+                       if (autoHide && $E.data('autoHidden')) {\r
+                               $E.show().data('autoHidden', false);\r
+                               if (!browser.mozilla) // FireFox refreshes iframes - IE does not\r
+                                       $E.css(_c.hidden).css(_c.visible);\r
+                       }\r
+               }\r
+               else if (autoHide && !$E.data('autoHidden'))\r
+                       $E.hide().data('autoHidden', true);\r
+       }\r
+\r
+       /**\r
+       * @param {(string|!Object)}             el\r
+       * @param {number=}                              outerSize\r
+       * @param {boolean=}                             [autoHide=false]\r
+       */\r
+,      setOuterSize = function (el, outerSize, autoHide) {\r
+               if (_c[pane].dir=="horz") // pane = north or south\r
+                       setOuterHeight(el, outerSize, autoHide);\r
+               else // pane = east or west\r
+                       setOuterWidth(el, outerSize, autoHide);\r
+       }\r
+\r
+\r
+       /**\r
+       * Converts any 'size' params to a pixel/integer size, if not already\r
+       * If 'auto' or a decimal/percentage is passed as 'size', a pixel-size is calculated\r
+       *\r
+       /**\r
+       * @param  {string}                              pane\r
+       * @param  {(string|number)=}    size\r
+       * @param  {string=}                             [dir]\r
+       * @return {number}\r
+       */\r
+,      _parseSize = function (pane, size, dir) {\r
+               if (!dir) dir = _c[pane].dir;\r
+\r
+               if (isStr(size) && size.match(/%/))\r
+                       size = (size === '100%') ? -1 : parseInt(size, 10) / 100; // convert % to decimal\r
+\r
+               if (size === 0)\r
+                       return 0;\r
+               else if (size >= 1)\r
+                       return parseInt(size, 10);\r
+\r
+               var o = options, avail = 0;\r
+               if (dir=="horz") // north or south or center.minHeight\r
+                       avail = sC.innerHeight - ($Ps.north ? o.north.spacing_open : 0) - ($Ps.south ? o.south.spacing_open : 0);\r
+               else if (dir=="vert") // east or west or center.minWidth\r
+                       avail = sC.innerWidth - ($Ps.west ? o.west.spacing_open : 0) - ($Ps.east ? o.east.spacing_open : 0);\r
+\r
+               if (size === -1) // -1 == 100%\r
+                       return avail;\r
+               else if (size > 0) // percentage, eg: .25\r
+                       return round(avail * size);\r
+               else if (pane=="center")\r
+                       return 0;\r
+               else { // size < 0 || size=='auto' || size==Missing || size==Invalid\r
+                       // auto-size the pane\r
+                       var     dim     = (dir === "horz" ? "height" : "width")\r
+                       ,       $P      = $Ps[pane]\r
+                       ,       $C      = dim === 'height' ? $Cs[pane] : false\r
+                       ,       vis     = $.layout.showInvisibly($P) // show pane invisibly if hidden\r
+                       ,       szP     = $P.css(dim) // SAVE current pane size\r
+                       ,       szC     = $C ? $C.css(dim) : 0 // SAVE current content size\r
+                       ;\r
+                       $P.css(dim, "auto");\r
+                       if ($C) $C.css(dim, "auto");\r
+                       size = (dim === "height") ? $P.outerHeight() : $P.outerWidth(); // MEASURE\r
+                       $P.css(dim, szP).css(vis); // RESET size & visibility\r
+                       if ($C) $C.css(dim, szC);\r
+                       return size;\r
+               }\r
+       }\r
+\r
+       /**\r
+       * Calculates current 'size' (outer-width or outer-height) of a border-pane - optionally with 'pane-spacing' added\r
+       *\r
+       * @param  {(string|!Object)}    pane\r
+       * @param  {boolean=}                    [inclSpace=false]\r
+       * @return {number}                              Returns EITHER Width for east/west panes OR Height for north/south panes - adjusted for boxModel & browser\r
+       */\r
+,      getPaneSize = function (pane, inclSpace) {\r
+               var \r
+                       $P      = $Ps[pane]\r
+               ,       o       = options[pane]\r
+               ,       s       = state[pane]\r
+               ,       oSp     = (inclSpace ? o.spacing_open : 0)\r
+               ,       cSp     = (inclSpace ? o.spacing_closed : 0)\r
+               ;\r
+               if (!$P || s.isHidden)\r
+                       return 0;\r
+               else if (s.isClosed || (s.isSliding && inclSpace))\r
+                       return cSp;\r
+               else if (_c[pane].dir === "horz")\r
+                       return $P.outerHeight() + oSp;\r
+               else // dir === "vert"\r
+                       return $P.outerWidth() + oSp;\r
+       }\r
+\r
+       /**\r
+       * Calculate min/max pane dimensions and limits for resizing\r
+       *\r
+       * @param  {string}              pane\r
+       * @param  {boolean=}    [slide=false]\r
+       */\r
+,      setSizeLimits = function (pane, slide) {\r
+               if (!isInitialized()) return;\r
+               var \r
+                       o                               = options[pane]\r
+               ,       s                               = state[pane]\r
+               ,       c                               = _c[pane]\r
+               ,       dir                             = c.dir\r
+               ,       side                    = c.side.toLowerCase()\r
+               ,       type                    = c.sizeType.toLowerCase()\r
+               ,       isSliding               = (slide != undefined ? slide : s.isSliding) // only open() passes 'slide' param\r
+               ,       $P                              = $Ps[pane]\r
+               ,       paneSpacing             = o.spacing_open\r
+               //      measure the pane on the *opposite side* from this pane\r
+               ,       altPane                 = _c.oppositeEdge[pane]\r
+               ,       altS                    = state[altPane]\r
+               ,       $altP                   = $Ps[altPane]\r
+               ,       altPaneSize             = (!$altP || altS.isVisible===false || altS.isSliding ? 0 : (dir=="horz" ? $altP.outerHeight() : $altP.outerWidth()))\r
+               ,       altPaneSpacing  = ((!$altP || altS.isHidden ? 0 : options[altPane][ altS.isClosed !== false ? "spacing_closed" : "spacing_open" ]) || 0)\r
+               //      limitSize prevents this pane from 'overlapping' opposite pane\r
+               ,       containerSize   = (dir=="horz" ? sC.innerHeight : sC.innerWidth)\r
+               ,       minCenterDims   = cssMinDims("center")\r
+               ,       minCenterSize   = dir=="horz" ? max(options.center.minHeight, minCenterDims.minHeight) : max(options.center.minWidth, minCenterDims.minWidth)\r
+               //      if pane is 'sliding', then ignore center and alt-pane sizes - because 'overlays' them\r
+               ,       limitSize               = (containerSize - paneSpacing - (isSliding ? 0 : (_parseSize("center", minCenterSize, dir) + altPaneSize + altPaneSpacing)))\r
+               ,       minSize                 = s.minSize = max( _parseSize(pane, o.minSize), cssMinDims(pane).minSize )\r
+               ,       maxSize                 = s.maxSize = min( (o.maxSize ? _parseSize(pane, o.maxSize) : 100000), limitSize )\r
+               ,       r                               = s.resizerPosition = {} // used to set resizing limits\r
+               ,       top                             = sC.insetTop\r
+               ,       left                    = sC.insetLeft\r
+               ,       W                               = sC.innerWidth\r
+               ,       H                               = sC.innerHeight\r
+               ,       rW                              = o.spacing_open // subtract resizer-width to get top/left position for south/east\r
+               ;\r
+               switch (pane) {\r
+                       case "north":   r.min = top + minSize;\r
+                                                       r.max = top + maxSize;\r
+                                                       break;\r
+                       case "west":    r.min = left + minSize;\r
+                                                       r.max = left + maxSize;\r
+                                                       break;\r
+                       case "south":   r.min = top + H - maxSize - rW;\r
+                                                       r.max = top + H - minSize - rW;\r
+                                                       break;\r
+                       case "east":    r.min = left + W - maxSize - rW;\r
+                                                       r.max = left + W - minSize - rW;\r
+                                                       break;\r
+               };\r
+       }\r
+\r
+       /**\r
+       * Returns data for setting the size/position of center pane. Also used to set Height for east/west panes\r
+       *\r
+       * @return JSON  Returns a hash of all dimensions: top, bottom, left, right, (outer) width and (outer) height\r
+       */\r
+,      calcNewCenterPaneDims = function () {\r
+               var d = {\r
+                       top:    getPaneSize("north", true) // true = include 'spacing' value for pane\r
+               ,       bottom: getPaneSize("south", true)\r
+               ,       left:   getPaneSize("west", true)\r
+               ,       right:  getPaneSize("east", true)\r
+               ,       width:  0\r
+               ,       height: 0\r
+               };\r
+\r
+               // NOTE: sC = state.container\r
+               // calc center-pane outer dimensions\r
+               d.width         = sC.innerWidth - d.left - d.right;  // outerWidth\r
+               d.height        = sC.innerHeight - d.bottom - d.top; // outerHeight\r
+               // add the 'container border/padding' to get final positions relative to the container\r
+               d.top           += sC.insetTop;\r
+               d.bottom        += sC.insetBottom;\r
+               d.left          += sC.insetLeft;\r
+               d.right         += sC.insetRight;\r
+\r
+               return d;\r
+       }\r
+\r
+\r
+       /**\r
+       * @param {!Object}              el\r
+       * @param {boolean=}             [allStates=false]\r
+       */\r
+,      getHoverClasses = function (el, allStates) {\r
+               var\r
+                       $El             = $(el)\r
+               ,       type    = $El.data("layoutRole")\r
+               ,       pane    = $El.data("layoutEdge")\r
+               ,       o               = options[pane]\r
+               ,       root    = o[type +"Class"]\r
+               ,       _pane   = "-"+ pane // eg: "-west"\r
+               ,       _open   = "-open"\r
+               ,       _closed = "-closed"\r
+               ,       _slide  = "-sliding"\r
+               ,       _hover  = "-hover " // NOTE the trailing space\r
+               ,       _state  = $El.hasClass(root+_closed) ? _closed : _open\r
+               ,       _alt    = _state === _closed ? _open : _closed\r
+               ,       classes = (root+_hover) + (root+_pane+_hover) + (root+_state+_hover) + (root+_pane+_state+_hover)\r
+               ;\r
+               if (allStates) // when 'removing' classes, also remove alternate-state classes\r
+                       classes += (root+_alt+_hover) + (root+_pane+_alt+_hover);\r
+\r
+               if (type=="resizer" && $El.hasClass(root+_slide))\r
+                       classes += (root+_slide+_hover) + (root+_pane+_slide+_hover);\r
+\r
+               return $.trim(classes);\r
+       }\r
+,      addHover        = function (evt, el) {\r
+               var $E = $(el || this);\r
+               if (evt && $E.data("layoutRole") === "toggler")\r
+                       evt.stopPropagation(); // prevent triggering 'slide' on Resizer-bar\r
+               $E.addClass( getHoverClasses($E) );\r
+       }\r
+,      removeHover     = function (evt, el) {\r
+               var $E = $(el || this);\r
+               $E.removeClass( getHoverClasses($E, true) );\r
+       }\r
+\r
+,      onResizerEnter  = function (evt) { // ALSO called by toggler.mouseenter\r
+               if ($.fn.disableSelection)\r
+                       $("body").disableSelection();\r
+       }\r
+,      onResizerLeave  = function (evt, el) {\r
+               var\r
+                       e = el || this // el is only passed when called by the timer\r
+               ,       pane = $(e).data("layoutEdge")\r
+               ,       name = pane +"ResizerLeave"\r
+               ;\r
+               timer.clear(pane+"_openSlider"); // cancel slideOpen timer, if set\r
+               timer.clear(name); // cancel enableSelection timer - may re/set below\r
+               // this method calls itself on a timer because it needs to allow\r
+               // enough time for dragging to kick-in and set the isResizing flag\r
+               // dragging has a 100ms delay set, so this delay must be >100\r
+               if (!el) // 1st call - mouseleave event\r
+                       timer.set(name, function(){ onResizerLeave(evt, e); }, 200);\r
+               // if user is resizing, then dragStop will enableSelection(), so can skip it here\r
+               else if (!state[pane].isResizing && $.fn.enableSelection) // 2nd call - by timer\r
+                       $("body").enableSelection();\r
+       }\r
+\r
+/*\r
+ * ###########################\r
+ *   INITIALIZATION METHODS\r
+ * ###########################\r
+ */\r
+\r
+       /**\r
+       * Initialize the layout - called automatically whenever an instance of layout is created\r
+       *\r
+       * @see  none - triggered onInit\r
+       * @return  mixed        true = fully initialized | false = panes not initialized (yet) | 'cancel' = abort\r
+       */\r
+,      _create = function () {\r
+               // initialize config/options\r
+               initOptions();\r
+               var o = options;\r
+\r
+               // TEMP state so isInitialized returns true during init process\r
+               state.creatingLayout = true;\r
+\r
+               // init plugins for this layout, if there are any (eg: stateManagement)\r
+               runPluginCallbacks( Instance, $.layout.onCreate );\r
+\r
+               // options & state have been initialized, so now run beforeLoad callback\r
+               // onload will CANCEL layout creation if it returns false\r
+               if (false === _runCallbacks("onload_start"))\r
+                       return 'cancel';\r
+\r
+               // initialize the container element\r
+               _initContainer();\r
+\r
+               // bind hotkey function - keyDown - if required\r
+               initHotkeys();\r
+\r
+               // bind window.onunload\r
+               $(window).bind("unload."+ sID, unload);\r
+\r
+               // init plugins for this layout, if there are any (eg: customButtons)\r
+               runPluginCallbacks( Instance, $.layout.onLoad );\r
+\r
+               // if layout elements are hidden, then layout WILL NOT complete initialization!\r
+               // initLayoutElements will set initialized=true and run the onload callback IF successful\r
+               if (o.initPanes) _initLayoutElements();\r
+\r
+               delete state.creatingLayout;\r
+\r
+               return state.initialized;\r
+       }\r
+\r
+       /**\r
+       * Initialize the layout IF not already\r
+       *\r
+       * @see  All methods in Instance run this test\r
+       * @return  boolean      true = layoutElements have been initialized | false = panes are not initialized (yet)\r
+       */\r
+,      isInitialized = function () {\r
+               if (state.initialized || state.creatingLayout) return true;     // already initialized\r
+               else return _initLayoutElements();      // try to init panes NOW\r
+       }\r
+\r
+       /**\r
+       * Initialize the layout - called automatically whenever an instance of layout is created\r
+       *\r
+       * @see  _create() & isInitialized\r
+       * @return  An object pointer to the instance created\r
+       */\r
+,      _initLayoutElements = function (retry) {\r
+               // initialize config/options\r
+               var o = options;\r
+\r
+               // CANNOT init panes inside a hidden container!\r
+               if (!$N.is(":visible")) {\r
+                       // handle Chrome bug where popup window 'has no height'\r
+                       // if layout is BODY element, try again in 50ms\r
+                       // SEE: http://layout.jquery-dev.net/samples/test_popup_window.html\r
+                       if ( !retry && browser.webkit && $N[0].tagName === "BODY" )\r
+                               setTimeout(function(){ _initLayoutElements(true); }, 50);\r
+                       return false;\r
+               }\r
+\r
+               // a center pane is required, so make sure it exists\r
+               if (!getPane("center").length) {\r
+                       if (options.showErrorMessages)\r
+                               _log( lang.errCenterPaneMissing, true );\r
+                       return false;\r
+               }\r
+\r
+               // TEMP state so isInitialized returns true during init process\r
+               state.creatingLayout = true;\r
+\r
+               // update Container dims\r
+               $.extend(sC, elDims( $N ));\r
+\r
+               // initialize all layout elements\r
+               initPanes();    // size & position panes - calls initHandles() - which calls initResizable()\r
+\r
+               if (o.scrollToBookmarkOnLoad) {\r
+                       var l = self.location;\r
+                       if (l.hash) l.replace( l.hash ); // scrollTo Bookmark\r
+               }\r
+\r
+               // check to see if this layout 'nested' inside a pane\r
+               if (Instance.hasParentLayout)\r
+                       o.resizeWithWindow = false;\r
+               // bind resizeAll() for 'this layout instance' to window.resize event\r
+               else if (o.resizeWithWindow)\r
+                       $(window).bind("resize."+ sID, windowResize);\r
+\r
+               delete state.creatingLayout;\r
+               state.initialized = true;\r
+\r
+               // init plugins for this layout, if there are any\r
+               runPluginCallbacks( Instance, $.layout.onReady );\r
+\r
+               // now run the onload callback, if exists\r
+               _runCallbacks("onload_end");\r
+\r
+               return true; // elements initialized successfully\r
+       }\r
+\r
+       /**\r
+       * Initialize nested layouts - called when _initLayoutElements completes\r
+       *\r
+       * NOT CURRENTLY USED\r
+       *\r
+       * @see _initLayoutElements\r
+       * @return  An object pointer to the instance created\r
+       */\r
+,      _initChildLayouts = function () {\r
+               $.each(_c.allPanes, function (idx, pane) {\r
+                       if (options[pane].initChildLayout)\r
+                               createChildLayout( pane );\r
+               });\r
+       }\r
+\r
+       /**\r
+       * Initialize nested layouts for a specific pane - can optionally pass layout-options\r
+       *\r
+       * @see _initChildLayouts\r
+       * @param {string}       pane            The pane being opened, ie: north, south, east, or west\r
+       * @param {Object=}      [opts]          Layout-options - if passed, will OVERRRIDE options[pane].childOptions\r
+       * @return  An object pointer to the layout instance created - or null\r
+       */\r
+,      createChildLayout = function (evt_or_pane, opts) {\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $P      = $Ps[pane]\r
+               ,       C       = children\r
+               ;\r
+               if ($P) {\r
+                       var     $C      = $Cs[pane]\r
+                       ,       o       = opts || options[pane].childOptions\r
+                       ,       d       = "layout"\r
+                       //      determine which element is supposed to be the 'child container'\r
+                       //      if pane has a 'containerSelector' OR a 'content-div', use those instead of the pane\r
+                       ,       $Cont = o.containerSelector ? $P.find( o.containerSelector ) : ($C || $P)\r
+                       ,       containerFound = $Cont.length\r
+                       //      see if a child-layout ALREADY exists on this element\r
+                       ,       child = containerFound ? (C[pane] = $Cont.data(d) || null) : null\r
+                       ;\r
+                       // if no layout exists, but childOptions are set, try to create the layout now\r
+                       if (!child && containerFound && o)\r
+                               child = C[pane] = $Cont.eq(0).layout(o) || null;\r
+                       if (child)\r
+                               child.hasParentLayout = true;   // set parent-flag in child\r
+               }\r
+               Instance[pane].child = C[pane]; // ALWAYS set pane-object pointer, even if null\r
+       }\r
+\r
+,      windowResize = function () {\r
+               var delay = Number(options.resizeWithWindowDelay);\r
+               if (delay < 10) delay = 100; // MUST have a delay!\r
+               // resizing uses a delay-loop because the resize event fires repeatly - except in FF, but delay anyway\r
+               timer.clear("winResize"); // if already running\r
+               timer.set("winResize", function(){\r
+                       timer.clear("winResize");\r
+                       timer.clear("winResizeRepeater");\r
+                       var dims = elDims( $N );\r
+                       // only trigger resizeAll() if container has changed size\r
+                       if (dims.innerWidth !== sC.innerWidth || dims.innerHeight !== sC.innerHeight)\r
+                               resizeAll();\r
+               }, delay);\r
+               // ALSO set fixed-delay timer, if not already running\r
+               if (!timer.data["winResizeRepeater"]) setWindowResizeRepeater();\r
+       }\r
+\r
+,      setWindowResizeRepeater = function () {\r
+               var delay = Number(options.resizeWithWindowMaxDelay);\r
+               if (delay > 0)\r
+                       timer.set("winResizeRepeater", function(){ setWindowResizeRepeater(); resizeAll(); }, delay);\r
+       }\r
+\r
+,      unload = function () {\r
+               var o = options;\r
+\r
+               _runCallbacks("onunload_start");\r
+\r
+               // trigger plugin callabacks for this layout (eg: stateManagement)\r
+               runPluginCallbacks( Instance, $.layout.onUnload );\r
+\r
+               _runCallbacks("onunload_end");\r
+       }\r
+\r
+       /**\r
+       * Validate and initialize container CSS and events\r
+       *\r
+       * @see  _create()\r
+       */\r
+,      _initContainer = function () {\r
+               var\r
+                       N               = $N[0]\r
+               ,       tag             = sC.tagName = N.tagName\r
+               ,       id              = sC.id = N.id\r
+               ,       cls             = sC.className = N.className\r
+               ,       o               = options\r
+               ,       name    = o.name\r
+               ,       fullPage= (tag === "BODY")\r
+               ,       props   = "overflow,position,margin,padding,border"\r
+               ,       css             = "layoutCSS"\r
+               ,       CSS             = {}\r
+               ,       hid             = "hidden" // used A LOT!\r
+               //      see if this container is a 'pane' inside an outer-layout\r
+               ,       parent  = $N.data("parentLayout")       // parent-layout Instance\r
+               ,       pane    = $N.data("layoutEdge")         // pane-name in parent-layout\r
+               ,       isChild = parent && pane\r
+               ;\r
+               // sC -> state.container\r
+               sC.selector = $N.selector.split(".slice")[0];\r
+               sC.ref          = (o.name ? o.name +' layout / ' : '') + tag + (id ? "#"+id : cls ? '.['+cls+']' : ''); // used in messages\r
+\r
+               $N      .data({\r
+                               layout: Instance\r
+                       ,       layoutContainer: sID // FLAG to indicate this is a layout-container - contains unique internal ID\r
+                       })\r
+                       .addClass(o.containerClass)\r
+               ;\r
+               var layoutMethods = {\r
+                               destroy:        ''\r
+                       ,       initPanes:      ''\r
+                       ,       resizeAll:      'resizeAll'\r
+                       ,       resize:         'resizeAll'\r
+                       }\r
+               ,       name;\r
+               // loop hash and bind all methods - include layoutID namespacing\r
+               for (name in layoutMethods) {\r
+                       $N.bind("layout"+ name.toLowerCase() +"."+ sID, Instance[ layoutMethods[name] || name ]);\r
+               }\r
+\r
+               // if this container is another layout's 'pane', then set child/parent pointers\r
+               if (isChild) {\r
+                       // update parent flag\r
+                       Instance.hasParentLayout = true;\r
+                       // set pointers to THIS child-layout (Instance) in parent-layout\r
+                       // NOTE: parent.PANE.child is an ALIAS to parent.children.PANE\r
+                       parent[pane].child = parent.children[pane] = $N.data("layout");\r
+               }\r
+\r
+               // SAVE original container CSS for use in destroy()\r
+               if (!$N.data(css)) {\r
+                       // handle props like overflow different for BODY & HTML - has 'system default' values\r
+                       if (fullPage) {\r
+                               CSS = $.extend( elCSS($N, props), {\r
+                                       height:         $N.css("height")\r
+                               ,       overflow:       $N.css("overflow")\r
+                               ,       overflowX:      $N.css("overflowX")\r
+                               ,       overflowY:      $N.css("overflowY")\r
+                               });\r
+                               // ALSO SAVE <HTML> CSS\r
+                               var $H = $("html");\r
+                               $H.data(css, {\r
+                                       height:         "auto" // FF would return a fixed px-size!\r
+                               ,       overflow:       $H.css("overflow")\r
+                               ,       overflowX:      $H.css("overflowX")\r
+                               ,       overflowY:      $H.css("overflowY")\r
+                               });\r
+                       }\r
+                       else // handle props normally for non-body elements\r
+                               CSS = elCSS($N, props+",top,bottom,left,right,width,height,overflow,overflowX,overflowY");\r
+\r
+                       $N.data(css, CSS);\r
+               }\r
+\r
+               try { // format html/body if this is a full page layout\r
+                       if (fullPage) {\r
+                               $("html").css({\r
+                                       height:         "100%"\r
+                               ,       overflow:       hid\r
+                               ,       overflowX:      hid\r
+                               ,       overflowY:      hid\r
+                               });\r
+                               $("body").css({\r
+                                       position:       "relative"\r
+                               ,       height:         "100%"\r
+                               ,       overflow:       hid\r
+                               ,       overflowX:      hid\r
+                               ,       overflowY:      hid\r
+                               ,       margin:         0\r
+                               ,       padding:        0               // TODO: test whether body-padding could be handled?\r
+                               ,       border:         "none"  // a body-border creates problems because it cannot be measured!\r
+                               });\r
+\r
+                               // set current layout-container dimensions\r
+                               $.extend(sC, elDims( $N ));\r
+                       }\r
+                       else { // set required CSS for overflow and position\r
+                               // ENSURE container will not 'scroll'\r
+                               CSS = { overflow: hid, overflowX: hid, overflowY: hid }\r
+                               var\r
+                                       p = $N.css("position")\r
+                               ,       h = $N.css("height")\r
+                               ;\r
+                               // if this is a NESTED layout, then container/outer-pane ALREADY has position and height\r
+                               if (!isChild) {\r
+                                       if (!p || !p.match(/fixed|absolute|relative/))\r
+                                               CSS.position = "relative"; // container MUST have a 'position'\r
+                                       /*\r
+                                       if (!h || h=="auto")\r
+                                               CSS.height = "100%"; // container MUST have a 'height'\r
+                                       */\r
+                               }\r
+                               $N.css( CSS );\r
+\r
+                               // set current layout-container dimensions\r
+                               if ( $N.is(":visible") ) {\r
+                                       $.extend(sC, elDims( $N ));\r
+                                       if (o.showErrorMessages && sC.innerHeight < 1)\r
+                                               _log( lang.errContainerHeight.replace(/CONTAINER/, sC.ref), true );\r
+                               }\r
+                       }\r
+               } catch (ex) {}\r
+       }\r
+\r
+       /**\r
+       * Bind layout hotkeys - if options enabled\r
+       *\r
+       * @see  _create() and addPane()\r
+       * @param {string=}      [panes=""]      The edge(s) to process\r
+       */\r
+,      initHotkeys = function (panes) {\r
+               panes = panes ? panes.split(",") : _c.borderPanes;\r
+               // bind keyDown to capture hotkeys, if option enabled for ANY pane\r
+               $.each(panes, function (i, pane) {\r
+                       var o = options[pane];\r
+                       if (o.enableCursorHotkey || o.customHotkey) {\r
+                               $(document).bind("keydown."+ sID, keyDown); // only need to bind this ONCE\r
+                               return false; // BREAK - binding was done\r
+                       }\r
+               });\r
+       }\r
+\r
+       /**\r
+       * Build final OPTIONS data\r
+       *\r
+       * @see  _create()\r
+       */\r
+,      initOptions = function () {\r
+               var data, d, pane, key, val, i, c, o;\r
+\r
+               // reprocess user's layout-options to have correct options sub-key structure\r
+               opts = $.layout.transformData( opts ); // panes = default subkey\r
+\r
+               // auto-rename old options for backward compatibility\r
+               opts = $.layout.backwardCompatibility.renameAllOptions( opts );\r
+\r
+               // if user-options has 'panes' key (pane-defaults), process it...\r
+               if (!$.isEmptyObject(opts.panes)) {\r
+                       // REMOVE any pane-defaults that MUST be set per-pane\r
+                       data = $.layout.optionsMap.noDefault;\r
+                       for (i=0, c=data.length; i<c; i++) {\r
+                               key = data[i];\r
+                               delete opts.panes[key]; // OK if does not exist\r
+                       }\r
+                       // REMOVE any layout-options specified under opts.panes\r
+                       data = $.layout.optionsMap.layout;\r
+                       for (i=0, c=data.length; i<c; i++) {\r
+                               key = data[i];\r
+                               delete opts.panes[key]; // OK if does not exist\r
+                       }\r
+               }\r
+\r
+               // MOVE any NON-layout-options to opts.panes\r
+               data = $.layout.optionsMap.layout;\r
+               var rootKeys = $.layout.config.optionRootKeys;\r
+               for (key in opts) {\r
+                       val = opts[key];\r
+                       if ($.inArray(key, rootKeys) < 0 && $.inArray(key, data) < 0) {\r
+                               if (!opts.panes[key])\r
+                                       opts.panes[key] = $.isPlainObject(val) ? $.extend(true, {}, val) : val;\r
+                               delete opts[key]\r
+                       }\r
+               }\r
+\r
+               // START by updating ALL options from opts\r
+               $.extend(true, options, opts);\r
+\r
+               // CREATE final options (and config) for EACH pane\r
+               $.each(_c.allPanes, function (i, pane) {\r
+\r
+                       // apply 'pane-defaults' to CONFIG.[PANE]\r
+                       _c[pane] = $.extend( true, {}, _c.panes, _c[pane] );\r
+\r
+                       d = options.panes;\r
+                       o = options[pane];\r
+\r
+                       // center-pane uses SOME keys in defaults.panes branch\r
+                       if (pane === 'center') {\r
+                               // ONLY copy keys from opts.panes listed in: $.layout.optionsMap.center\r
+                               data = $.layout.optionsMap.center;              // list of 'center-pane keys'\r
+                               for (i=0, c=data.length; i<c; i++) {    // loop the list...\r
+                                       key = data[i];\r
+                                       // only need to use pane-default if pane-specific value not set\r
+                                       if (!opts.center[key] && (opts.panes[key] || !o[key]))\r
+                                               o[key] = d[key]; // pane-default\r
+                               }\r
+                       }\r
+                       else {\r
+                               // border-panes use ALL keys in defaults.panes branch\r
+                               o = options[pane] = $.extend({}, d, o); // re-apply pane-specific opts AFTER pane-defaults\r
+                               createFxOptions( pane );\r
+                               // ensure all border-pane-specific base-classes exist\r
+                               if (!o.resizerClass)    o.resizerClass  = "ui-layout-resizer";\r
+                               if (!o.togglerClass)    o.togglerClass  = "ui-layout-toggler";\r
+                       }\r
+                       // ensure we have base pane-class (ALL panes)\r
+                       if (!o.paneClass) o.paneClass = "ui-layout-pane";\r
+               });\r
+\r
+               // update options.zIndexes if a zIndex-option specified\r
+               var zo  = opts.zIndex\r
+               ,       z       = options.zIndexes;\r
+               if (zo > 0) {\r
+                       z.pane_normal           = zo;\r
+                       z.content_mask          = max(zo+1, z.content_mask);    // MIN = +1\r
+                       z.resizer_normal        = max(zo+2, z.resizer_normal);  // MIN = +2\r
+               }\r
+\r
+               function createFxOptions ( pane ) {\r
+                       var     o = options[pane]\r
+                       ,       d = options.panes;\r
+                       // ensure fxSettings key to avoid errors\r
+                       if (!o.fxSettings) o.fxSettings = {};\r
+                       if (!d.fxSettings) d.fxSettings = {};\r
+\r
+                       $.each(["_open","_close","_size"], function (i,n) { \r
+                               var\r
+                                       sName           = "fxName"+ n\r
+                               ,       sSpeed          = "fxSpeed"+ n\r
+                               ,       sSettings       = "fxSettings"+ n\r
+                                       // recalculate fxName according to specificity rules\r
+                               ,       fxName = o[sName] =\r
+                                               o[sName]        // options.west.fxName_open\r
+                                       ||      d[sName]        // options.panes.fxName_open\r
+                                       ||      o.fxName        // options.west.fxName\r
+                                       ||      d.fxName        // options.panes.fxName\r
+                                       ||      "none"          // MEANS $.layout.defaults.panes.fxName == "" || false || null || 0\r
+                               ;\r
+                               // validate fxName to ensure is valid effect - MUST have effect-config data in options.effects\r
+                               if (fxName === "none" || !$.effects || !$.effects[fxName] || !options.effects[fxName])\r
+                                       fxName = o[sName] = "none"; // effect not loaded OR unrecognized fxName\r
+\r
+                               // set vars for effects subkeys to simplify logic\r
+                               var     fx              = options.effects[fxName] || {} // effects.slide\r
+                               ,       fx_all  = fx.all        || null                         // effects.slide.all\r
+                               ,       fx_pane = fx[pane]      || null                         // effects.slide.west\r
+                               ;\r
+                               // create fxSpeed[_open|_close|_size]\r
+                               o[sSpeed] =\r
+                                       o[sSpeed]                               // options.west.fxSpeed_open\r
+                               ||      d[sSpeed]                               // options.west.fxSpeed_open\r
+                               ||      o.fxSpeed                               // options.west.fxSpeed\r
+                               ||      d.fxSpeed                               // options.panes.fxSpeed\r
+                               ||      null                                    // DEFAULT - let fxSetting.duration control speed\r
+                               ;\r
+                               // create fxSettings[_open|_close|_size]\r
+                               o[sSettings] = $.extend(\r
+                                       {}\r
+                               ,       fx_all                                  // effects.slide.all\r
+                               ,       fx_pane                                 // effects.slide.west\r
+                               ,       d.fxSettings                    // options.panes.fxSettings\r
+                               ,       o.fxSettings                    // options.west.fxSettings\r
+                               ,       d[sSettings]                    // options.panes.fxSettings_open\r
+                               ,       o[sSettings]                    // options.west.fxSettings_open\r
+                               );\r
+                       });\r
+\r
+                       // DONE creating action-specific-settings for this pane,\r
+                       // so DELETE generic options - are no longer meaningful\r
+                       delete o.fxName;\r
+                       delete o.fxSpeed;\r
+                       delete o.fxSettings;\r
+               }\r
+\r
+               // DELETE 'panes' key now that we are done - values were copied to EACH pane\r
+               delete options.panes;\r
+       }\r
+\r
+       /**\r
+       * Initialize module objects, styling, size and position for all panes\r
+       *\r
+       * @see  _initElements()\r
+       * @param {string}       pane            The pane to process\r
+       */\r
+,      getPane = function (pane) {\r
+               var sel = options[pane].paneSelector\r
+               if (sel.substr(0,1)==="#") // ID selector\r
+                       // NOTE: elements selected 'by ID' DO NOT have to be 'children'\r
+                       return $N.find(sel).eq(0);\r
+               else { // class or other selector\r
+                       var $P = $N.children(sel).eq(0);\r
+                       // look for the pane nested inside a 'form' element\r
+                       return $P.length ? $P : $N.children("form:first").children(sel).eq(0);\r
+               }\r
+       }\r
+\r
+,      initPanes = function () {\r
+               // NOTE: do north & south FIRST so we can measure their height - do center LAST\r
+               $.each(_c.allPanes, function (idx, pane) {\r
+                       addPane( pane, true );\r
+               });\r
+\r
+               // init the pane-handles NOW in case we have to hide or close the pane below\r
+               initHandles();\r
+\r
+               // now that all panes have been initialized and initially-sized,\r
+               // make sure there is really enough space available for each pane\r
+               $.each(_c.borderPanes, function (i, pane) {\r
+                       if ($Ps[pane] && state[pane].isVisible) { // pane is OPEN\r
+                               setSizeLimits(pane);\r
+                               makePaneFit(pane); // pane may be Closed, Hidden or Resized by makePaneFit()\r
+                       }\r
+               });\r
+               // size center-pane AGAIN in case we 'closed' a border-pane in loop above\r
+               sizeMidPanes("center");\r
+\r
+               //      Chrome/Webkit sometimes fires callbacks BEFORE it completes resizing!\r
+               //      Before RC30.3, there was a 10ms delay here, but that caused layout \r
+               //      to load asynchrously, which is BAD, so try skipping delay for now\r
+\r
+               // process pane contents and callbacks, and init/resize child-layout if exists\r
+               $.each(_c.allPanes, function (i, pane) {\r
+                       var o = options[pane];\r
+                       if ($Ps[pane]) {\r
+                               if (state[pane].isVisible) { // pane is OPEN\r
+                                       sizeContent(pane);\r
+                                       // trigger pane.onResize if triggerEventsOnLoad = true\r
+                                       if (o.triggerEventsOnLoad)\r
+                                               _runCallbacks("onresize_end", pane);\r
+                               else // automatic if onresize called, otherwise call it specifically\r
+                                       // resize child - IF inner-layout already exists (created before this layout)\r
+                                       resizeChildLayout(pane);\r
+                               }\r
+                               // init childLayout - even if pane is not visible\r
+                               if (o.initChildLayout && o.childOptions)\r
+                                       createChildLayout(pane);\r
+                       }\r
+               });\r
+       }\r
+\r
+       /**\r
+       * Add a pane to the layout - subroutine of initPanes()\r
+       *\r
+       * @see  initPanes()\r
+       * @param {string}       pane                    The pane to process\r
+       * @param {boolean=}     [force=false]   Size content after init\r
+       */\r
+,      addPane = function (pane, force) {\r
+               if (!force && !isInitialized()) return;\r
+               var\r
+                       o               = options[pane]\r
+               ,       s               = state[pane]\r
+               ,       c               = _c[pane]\r
+               ,       fx              = s.fx\r
+               ,       dir             = c.dir\r
+               ,       spacing = o.spacing_open || 0\r
+               ,       isCenter = (pane === "center")\r
+               ,       CSS             = {}\r
+               ,       $P              = $Ps[pane]\r
+               ,       size, minSize, maxSize\r
+               ;\r
+               // if pane-pointer already exists, remove the old one first\r
+               if ($P)\r
+                       removePane( pane, false, true, false );\r
+               else\r
+                       $Cs[pane] = false; // init\r
+\r
+               $P = $Ps[pane] = getPane(pane);\r
+               if (!$P.length) {\r
+                       $Ps[pane] = false; // logic\r
+                       return;\r
+               }\r
+\r
+               // SAVE original Pane CSS\r
+               if (!$P.data("layoutCSS")) {\r
+                       var props = "position,top,left,bottom,right,width,height,overflow,zIndex,display,backgroundColor,padding,margin,border";\r
+                       $P.data("layoutCSS", elCSS($P, props));\r
+               }\r
+\r
+               // create alias for pane data in Instance - initHandles will add more\r
+               Instance[pane] = { name: pane, pane: $Ps[pane], content: $Cs[pane], options: options[pane], state: state[pane], child: children[pane] };\r
+\r
+               // add classes, attributes & events\r
+               $P      .data({\r
+                               parentLayout:   Instance                // pointer to Layout Instance\r
+                       ,       layoutPane:             Instance[pane]  // NEW pointer to pane-alias-object\r
+                       ,       layoutEdge:             pane\r
+                       ,       layoutRole:             "pane"\r
+                       })\r
+                       .css(c.cssReq).css("zIndex", options.zIndexes.pane_normal)\r
+                       .css(o.applyDemoStyles ? c.cssDemo : {}) // demo styles\r
+                       .addClass( o.paneClass +" "+ o.paneClass+"-"+pane ) // default = "ui-layout-pane ui-layout-pane-west" - may be a dupe of 'paneSelector'\r
+                       .bind("mouseenter."+ sID, addHover )\r
+                       .bind("mouseleave."+ sID, removeHover )\r
+                       ;\r
+               var paneMethods = {\r
+                               hide:                           ''\r
+                       ,       show:                           ''\r
+                       ,       toggle:                         ''\r
+                       ,       close:                          ''\r
+                       ,       open:                           ''\r
+                       ,       slideOpen:                      ''\r
+                       ,       slideClose:                     ''\r
+                       ,       slideToggle:            ''\r
+                       ,       size:                           'manualSizePane'\r
+                       ,       sizePane:                       'manualSizePane'\r
+                       ,       sizeContent:            ''\r
+                       ,       sizeHandles:            ''\r
+                       ,       enableClosable:         ''\r
+                       ,       disableClosable:        ''\r
+                       ,       enableSlideable:        ''\r
+                       ,       disableSlideable:       ''\r
+                       ,       enableResizable:        ''\r
+                       ,       disableResizable:       ''\r
+                       ,       swapPanes:                      'swapPanes'\r
+                       ,       swap:                           'swapPanes'\r
+                       ,       move:                           'swapPanes'\r
+                       ,       removePane:                     'removePane'\r
+                       ,       remove:                         'removePane'\r
+                       ,       createChildLayout:      ''\r
+                       ,       resizeChildLayout:      ''\r
+                       ,       resizeAll:                      'resizeAll'\r
+                       ,       resizeLayout:           'resizeAll'\r
+                       }\r
+               ,       name;\r
+               // loop hash and bind all methods - include layoutID namespacing\r
+               for (name in paneMethods) {\r
+                       $P.bind("layoutpane"+ name.toLowerCase() +"."+ sID, Instance[ paneMethods[name] || name ]);\r
+               }\r
+\r
+               // see if this pane has a 'scrolling-content element'\r
+               initContent(pane, false); // false = do NOT sizeContent() - called later\r
+\r
+               if (!isCenter) {\r
+                       // call _parseSize AFTER applying pane classes & styles - but before making visible (if hidden)\r
+                       // if o.size is auto or not valid, then MEASURE the pane and use that as its 'size'\r
+                       size    = s.size = _parseSize(pane, o.size);\r
+                       minSize = _parseSize(pane,o.minSize) || 1;\r
+                       maxSize = _parseSize(pane,o.maxSize) || 100000;\r
+                       if (size > 0) size = max(min(size, maxSize), minSize);\r
+\r
+                       // state for border-panes\r
+                       s.isClosed  = false; // true = pane is closed\r
+                       s.isSliding = false; // true = pane is currently open by 'sliding' over adjacent panes\r
+                       s.isResizing= false; // true = pane is in process of being resized\r
+                       s.isHidden      = false; // true = pane is hidden - no spacing, resizer or toggler is visible!\r
+\r
+                       // array for 'pin buttons' whose classNames are auto-updated on pane-open/-close\r
+                       if (!s.pins) s.pins = [];\r
+               }\r
+               //      states common to ALL panes\r
+               s.tagName       = $P[0].tagName;\r
+               s.edge          = pane;         // useful if pane is (or about to be) 'swapped' - easy find out where it is (or is going)\r
+               s.noRoom        = false;        // true = pane 'automatically' hidden due to insufficient room - will unhide automatically\r
+               s.isVisible     = true;         // false = pane is invisible - closed OR hidden - simplify logic\r
+\r
+               // set css-position to account for container borders & padding\r
+               switch (pane) {\r
+                       case "north":   CSS.top         = sC.insetTop;\r
+                                                       CSS.left        = sC.insetLeft;\r
+                                                       CSS.right       = sC.insetRight;\r
+                                                       break;\r
+                       case "south":   CSS.bottom      = sC.insetBottom;\r
+                                                       CSS.left        = sC.insetLeft;\r
+                                                       CSS.right       = sC.insetRight;\r
+                                                       break;\r
+                       case "west":    CSS.left        = sC.insetLeft; // top, bottom & height set by sizeMidPanes()\r
+                                                       break;\r
+                       case "east":    CSS.right       = sC.insetRight; // ditto\r
+                                                       break;\r
+                       case "center":  // top, left, width & height set by sizeMidPanes()\r
+               }\r
+\r
+               if (dir === "horz") // north or south pane\r
+                       CSS.height = cssH($P, size);\r
+               else if (dir === "vert") // east or west pane\r
+                       CSS.width = cssW($P, size);\r
+               //else if (isCenter) {}\r
+\r
+               $P.css(CSS); // apply size -- top, bottom & height will be set by sizeMidPanes\r
+               if (dir != "horz") sizeMidPanes(pane, true); // true = skipCallback\r
+\r
+               // close or hide the pane if specified in settings\r
+               if (o.initClosed && o.closable && !o.initHidden)\r
+                       close(pane, true, true); // true, true = force, noAnimation\r
+               else if (o.initHidden || o.initClosed)\r
+                       hide(pane); // will be completely invisible - no resizer or spacing\r
+               else if (!s.noRoom)\r
+                       // make the pane visible - in case was initially hidden\r
+                       $P.css("display","block");\r
+               // ELSE setAsOpen() - called later by initHandles()\r
+\r
+               // RESET visibility now - pane will appear IF display:block\r
+               $P.css("visibility","visible");\r
+\r
+               // check option for auto-handling of pop-ups & drop-downs\r
+               if (o.showOverflowOnHover)\r
+                       $P.hover( allowOverflow, resetOverflow );\r
+\r
+               // if manually adding a pane AFTER layout initialization, then...\r
+               if (state.initialized) {\r
+                       initHandles( pane );\r
+                       initHotkeys( pane );\r
+                       resizeAll(); // will sizeContent if pane is visible\r
+                       if (s.isVisible) { // pane is OPEN\r
+                               if (o.triggerEventsOnLoad)\r
+                                       _runCallbacks("onresize_end", pane);\r
+                               else // automatic if onresize called, otherwise call it specifically\r
+                                       // resize child - IF inner-layout already exists (created before this layout)\r
+                                       resizeChildLayout(pane); // a previously existing childLayout\r
+                       }\r
+                       if (o.initChildLayout && o.childOptions)\r
+                               createChildLayout(pane);\r
+               }\r
+       }\r
+\r
+       /**\r
+       * Initialize module objects, styling, size and position for all resize bars and toggler buttons\r
+       *\r
+       * @see  _create()\r
+       * @param {string=}      [panes=""]      The edge(s) to process\r
+       */\r
+,      initHandles = function (panes) {\r
+               panes = panes ? panes.split(",") : _c.borderPanes;\r
+\r
+               // create toggler DIVs for each pane, and set object pointers for them, eg: $R.north = north toggler DIV\r
+               $.each(panes, function (i, pane) {\r
+                       var $P          = $Ps[pane];\r
+                       $Rs[pane]       = false; // INIT\r
+                       $Ts[pane]       = false;\r
+                       if (!$P) return; // pane does not exist - skip\r
+\r
+                       var \r
+                               o               = options[pane]\r
+                       ,       s               = state[pane]\r
+                       ,       c               = _c[pane]\r
+                       ,       rClass  = o.resizerClass\r
+                       ,       tClass  = o.togglerClass\r
+                       ,       side    = c.side.toLowerCase()\r
+                       ,       spacing = (s.isVisible ? o.spacing_open : o.spacing_closed)\r
+                       ,       _pane   = "-"+ pane // used for classNames\r
+                       ,       _state  = (s.isVisible ? "-open" : "-closed") // used for classNames\r
+                       ,       I               = Instance[pane]\r
+                               // INIT RESIZER BAR\r
+                       ,       $R              = I.resizer = $Rs[pane] = $("<div></div>")\r
+                               // INIT TOGGLER BUTTON\r
+                       ,       $T              = I.toggler = (o.closable ? $Ts[pane] = $("<div></div>") : false)\r
+                       ;\r
+\r
+                       //if (s.isVisible && o.resizable) ... handled by initResizable\r
+                       if (!s.isVisible && o.slidable)\r
+                               $R.attr("title", o.sliderTip).css("cursor", o.sliderCursor);\r
+\r
+                       $R      // if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "paneLeft-resizer"\r
+                               .attr("id", (o.paneSelector.substr(0,1)=="#" ? o.paneSelector.substr(1) + "-resizer" : ""))\r
+                               .data({\r
+                                       parentLayout:   Instance\r
+                               ,       layoutPane:             Instance[pane]  // NEW pointer to pane-alias-object\r
+                               ,       layoutEdge:             pane\r
+                               ,       layoutRole:             "resizer"\r
+                               })\r
+                               .css(_c.resizers.cssReq).css("zIndex", options.zIndexes.resizer_normal)\r
+                               .css(o.applyDemoStyles ? _c.resizers.cssDemo : {}) // add demo styles\r
+                               .addClass(rClass +" "+ rClass+_pane)\r
+                               .hover(addHover, removeHover) // ALWAYS add hover-classes, even if resizing is not enabled - handle with CSS instead\r
+                               .hover(onResizerEnter, onResizerLeave) // ALWAYS NEED resizer.mouseleave to balance toggler.mouseenter\r
+                               .appendTo($N) // append DIV to container\r
+                       ;\r
+\r
+                       if ($T) {\r
+                               $T      // if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "#paneLeft-toggler"\r
+                                       .attr("id", (o.paneSelector.substr(0,1)=="#" ? o.paneSelector.substr(1) + "-toggler" : ""))\r
+                                       .data({\r
+                                               parentLayout:   Instance\r
+                                       ,       layoutPane:             Instance[pane]  // NEW pointer to pane-alias-object\r
+                                       ,       layoutEdge:             pane\r
+                                       ,       layoutRole:             "toggler"\r
+                                       })\r
+                                       .css(_c.togglers.cssReq) // add base/required styles\r
+                                       .css(o.applyDemoStyles ? _c.togglers.cssDemo : {}) // add demo styles\r
+                                       .addClass(tClass +" "+ tClass+_pane)\r
+                                       .hover(addHover, removeHover) // ALWAYS add hover-classes, even if toggling is not enabled - handle with CSS instead\r
+                                       .bind("mouseenter", onResizerEnter) // NEED toggler.mouseenter because mouseenter MAY NOT fire on resizer\r
+                                       .appendTo($R) // append SPAN to resizer DIV\r
+                               ;\r
+                               // ADD INNER-SPANS TO TOGGLER\r
+                               if (o.togglerContent_open) // ui-layout-open\r
+                                       $("<span>"+ o.togglerContent_open +"</span>")\r
+                                               .data({\r
+                                                       layoutEdge:             pane\r
+                                               ,       layoutRole:             "togglerContent"\r
+                                               })\r
+                                               .data("layoutRole", "togglerContent")\r
+                                               .data("layoutEdge", pane)\r
+                                               .addClass("content content-open")\r
+                                               .css("display","none")\r
+                                               .appendTo( $T )\r
+                                               //.hover( addHover, removeHover ) // use ui-layout-toggler-west-hover .content-open instead!\r
+                                       ;\r
+                               if (o.togglerContent_closed) // ui-layout-closed\r
+                                       $("<span>"+ o.togglerContent_closed +"</span>")\r
+                                               .data({\r
+                                                       layoutEdge:             pane\r
+                                               ,       layoutRole:             "togglerContent"\r
+                                               })\r
+                                               .addClass("content content-closed")\r
+                                               .css("display","none")\r
+                                               .appendTo( $T )\r
+                                               //.hover( addHover, removeHover ) // use ui-layout-toggler-west-hover .content-closed instead!\r
+                                       ;\r
+                               // ADD TOGGLER.click/.hover\r
+                               enableClosable(pane);\r
+                       }\r
+\r
+                       // add Draggable events\r
+                       initResizable(pane);\r
+\r
+                       // ADD CLASSNAMES & SLIDE-BINDINGS - eg: class="resizer resizer-west resizer-open"\r
+                       if (s.isVisible)\r
+                               setAsOpen(pane);        // onOpen will be called, but NOT onResize\r
+                       else {\r
+                               setAsClosed(pane);      // onClose will be called\r
+                               bindStartSlidingEvent(pane, true); // will enable events IF option is set\r
+                       }\r
+\r
+               });\r
+\r
+               // SET ALL HANDLE DIMENSIONS\r
+               sizeHandles();\r
+       }\r
+\r
+\r
+       /**\r
+       * Initialize scrolling ui-layout-content div - if exists\r
+       *\r
+       * @see  initPane() - or externally after an Ajax injection\r
+       * @param {string}       [pane]                  The pane to process\r
+       * @param {boolean=}     [resize=true]   Size content after init\r
+       */\r
+,      initContent = function (pane, resize) {\r
+               if (!isInitialized()) return;\r
+               var \r
+                       o       = options[pane]\r
+               ,       sel     = o.contentSelector\r
+               ,       I       = Instance[pane]\r
+               ,       $P      = $Ps[pane]\r
+               ,       $C\r
+               ;\r
+               if (sel) $C = I.content = $Cs[pane] = (o.findNestedContent)\r
+                       ? $P.find(sel).eq(0) // match 1-element only\r
+                       : $P.children(sel).eq(0)\r
+               ;\r
+               if ($C && $C.length) {\r
+                       $C.data("layoutRole", "content");\r
+                       // SAVE original Pane CSS\r
+                       if (!$C.data("layoutCSS"))\r
+                               $C.data("layoutCSS", elCSS($C, "height"));\r
+                       $C.css( _c.content.cssReq );\r
+                       if (o.applyDemoStyles) {\r
+                               $C.css( _c.content.cssDemo ); // add padding & overflow: auto to content-div\r
+                               $P.css( _c.content.cssDemoPane ); // REMOVE padding/scrolling from pane\r
+                       }\r
+                       state[pane].content = {}; // init content state\r
+                       if (resize !== false) sizeContent(pane);\r
+                       // sizeContent() is called AFTER init of all elements\r
+               }\r
+               else\r
+                       I.content = $Cs[pane] = false;\r
+       }\r
+\r
+\r
+       /**\r
+       * Add resize-bars to all panes that specify it in options\r
+       * -dependancy: $.fn.resizable - will skip if not found\r
+       *\r
+       * @see  _create()\r
+       * @param {string=}      [panes=""]      The edge(s) to process\r
+       */\r
+,      initResizable = function (panes) {\r
+               var     draggingAvailable = $.layout.plugins.draggable\r
+               ,       side // set in start()\r
+               ;\r
+               panes = panes ? panes.split(",") : _c.borderPanes;\r
+\r
+               $.each(panes, function (idx, pane) {\r
+                       var o = options[pane];\r
+                       if (!draggingAvailable || !$Ps[pane] || !o.resizable) {\r
+                               o.resizable = false;\r
+                               return true; // skip to next\r
+                       }\r
+\r
+                       var s           = state[pane]\r
+                       ,       z               = options.zIndexes\r
+                       ,       c               = _c[pane]\r
+                       ,       side    = c.dir=="horz" ? "top" : "left"\r
+                       ,       opEdge  = _c.oppositeEdge[pane]\r
+                       ,       masks   =  pane +",center,"+ opEdge + (c.dir=="horz" ? ",west,east" : "")\r
+                       ,       $P              = $Ps[pane]\r
+                       ,       $R              = $Rs[pane]\r
+                       ,       base    = o.resizerClass\r
+                       ,       lastPos = 0 // used when live-resizing\r
+                       ,       r, live // set in start because may change\r
+                       //      'drag' classes are applied to the ORIGINAL resizer-bar while dragging is in process\r
+                       ,       resizerClass            = base+"-drag"                          // resizer-drag\r
+                       ,       resizerPaneClass        = base+"-"+pane+"-drag"         // resizer-north-drag\r
+                       //      'helper' class is applied to the CLONED resizer-bar while it is being dragged\r
+                       ,       helperClass                     = base+"-dragging"                      // resizer-dragging\r
+                       ,       helperPaneClass         = base+"-"+pane+"-dragging" // resizer-north-dragging\r
+                       ,       helperLimitClass        = base+"-dragging-limit"        // resizer-drag\r
+                       ,       helperPaneLimitClass = base+"-"+pane+"-dragging-limit"  // resizer-north-drag\r
+                       ,       helperClassesSet        = false                                         // logic var\r
+                       ;\r
+\r
+                       if (!s.isClosed)\r
+                               $R.attr("title", o.resizerTip)\r
+                                 .css("cursor", o.resizerCursor); // n-resize, s-resize, etc\r
+\r
+                       $R.draggable({\r
+                               containment:    $N[0] // limit resizing to layout container\r
+                       ,       axis:                   (c.dir=="horz" ? "y" : "x") // limit resizing to horz or vert axis\r
+                       ,       delay:                  0\r
+                       ,       distance:               1\r
+                       ,       grid:                   o.resizingGrid\r
+                       //      basic format for helper - style it using class: .ui-draggable-dragging\r
+                       ,       helper:                 "clone"\r
+                       ,       opacity:                o.resizerDragOpacity\r
+                       ,       addClasses:             false // avoid ui-state-disabled class when disabled\r
+                       //,     iframeFix:              o.draggableIframeFix // TODO: consider using when bug is fixed\r
+                       ,       zIndex:                 z.resizer_drag\r
+\r
+                       ,       start: function (e, ui) {\r
+                                       // REFRESH options & state pointers in case we used swapPanes\r
+                                       o = options[pane];\r
+                                       s = state[pane];\r
+                                       // re-read options\r
+                                       live = o.livePaneResizing;\r
+\r
+                                       // ondrag_start callback - will CANCEL hide if returns false\r
+                                       // TODO: dragging CANNOT be cancelled like this, so see if there is a way?\r
+                                       if (false === _runCallbacks("ondrag_start", pane)) return false;\r
+\r
+                                       s.isResizing    = true; // prevent pane from closing while resizing\r
+                                       timer.clear(pane+"_closeSlider"); // just in case already triggered\r
+\r
+                                       // SET RESIZER LIMITS - used in drag()\r
+                                       setSizeLimits(pane); // update pane/resizer state\r
+                                       r = s.resizerPosition;\r
+                                       lastPos = ui.position[ side ]\r
+\r
+                                       $R.addClass( resizerClass +" "+ resizerPaneClass ); // add drag classes\r
+                                       helperClassesSet = false; // reset logic var - see drag()\r
+\r
+                                       // DISABLE TEXT SELECTION (probably already done by resizer.mouseOver)\r
+                                       $('body').disableSelection(); \r
+\r
+                                       // MASK PANES CONTAINING IFRAMES, APPLETS OR OTHER TROUBLESOME ELEMENTS\r
+                                       showMasks( masks );\r
+                               }\r
+\r
+                       ,       drag: function (e, ui) {\r
+                                       if (!helperClassesSet) { // can only add classes after clone has been added to the DOM\r
+                                               //$(".ui-draggable-dragging")\r
+                                               ui.helper\r
+                                                       .addClass( helperClass +" "+ helperPaneClass ) // add helper classes\r
+                                                       .css({ right: "auto", bottom: "auto" }) // fix dir="rtl" issue\r
+                                                       .children().css("visibility","hidden")  // hide toggler inside dragged resizer-bar\r
+                                               ;\r
+                                               helperClassesSet = true;\r
+                                               // draggable bug!? RE-SET zIndex to prevent E/W resize-bar showing through N/S pane!\r
+                                               if (s.isSliding) $Ps[pane].css("zIndex", z.pane_sliding);\r
+                                       }\r
+                                       // CONTAIN RESIZER-BAR TO RESIZING LIMITS\r
+                                       var limit = 0;\r
+                                       if (ui.position[side] < r.min) {\r
+                                               ui.position[side] = r.min;\r
+                                               limit = -1;\r
+                                       }\r
+                                       else if (ui.position[side] > r.max) {\r
+                                               ui.position[side] = r.max;\r
+                                               limit = 1;\r
+                                       }\r
+                                       // ADD/REMOVE dragging-limit CLASS\r
+                                       if (limit) {\r
+                                               ui.helper.addClass( helperLimitClass +" "+ helperPaneLimitClass ); // at dragging-limit\r
+                                               window.defaultStatus = (limit>0 && pane.match(/north|west/)) || (limit<0 && pane.match(/south|east/)) ? lang.maxSizeWarning : lang.minSizeWarning;\r
+                                       }\r
+                                       else {\r
+                                               ui.helper.removeClass( helperLimitClass +" "+ helperPaneLimitClass ); // not at dragging-limit\r
+                                               window.defaultStatus = "";\r
+                                       }\r
+                                       // DYNAMICALLY RESIZE PANES IF OPTION ENABLED\r
+                                       // won't trigger unless resizer has actually moved!\r
+                                       if (live && Math.abs(ui.position[side] - lastPos) >= o.liveResizingTolerance) {\r
+                                               lastPos = ui.position[side];\r
+                                               resizePanes(e, ui, pane)\r
+                                       }\r
+                               }\r
+\r
+                       ,       stop: function (e, ui) {\r
+                                       $('body').enableSelection(); // RE-ENABLE TEXT SELECTION\r
+                                       window.defaultStatus = ""; // clear 'resizing limit' message from statusbar\r
+                                       $R.removeClass( resizerClass +" "+ resizerPaneClass ); // remove drag classes from Resizer\r
+                                       s.isResizing = false;\r
+                                       resizePanes(e, ui, pane, true, masks); // true = resizingDone\r
+                               }\r
+\r
+                       });\r
+               });\r
+\r
+               /**\r
+               * resizePanes\r
+               *\r
+               * Sub-routine called from stop() - and drag() if livePaneResizing\r
+               *\r
+               * @param {!Object}              evt\r
+               * @param {!Object}              ui\r
+               * @param {string}               pane\r
+               * @param {boolean=}             [resizingDone=false]\r
+               */\r
+               var resizePanes = function (evt, ui, pane, resizingDone, masks) {\r
+                       var     dragPos = ui.position\r
+                       ,       c               = _c[pane]\r
+                       ,       o               = options[pane]\r
+                       ,       s               = state[pane]\r
+                       ,       resizerPos\r
+                       ;\r
+                       switch (pane) {\r
+                               case "north":   resizerPos = dragPos.top; break;\r
+                               case "west":    resizerPos = dragPos.left; break;\r
+                               case "south":   resizerPos = sC.offsetHeight - dragPos.top  - o.spacing_open; break;\r
+                               case "east":    resizerPos = sC.offsetWidth  - dragPos.left - o.spacing_open; break;\r
+                       };\r
+                       // remove container margin from resizer position to get the pane size\r
+                       var newSize = resizerPos - sC["inset"+ c.side];\r
+\r
+                       // Disable OR Resize Mask(s) created in drag.start\r
+                       if (!resizingDone) {\r
+                               // ensure we meet liveResizingTolerance criteria\r
+                               if (Math.abs(newSize - s.size) < o.liveResizingTolerance)\r
+                                       return; // SKIP resize this time\r
+                               // resize the pane\r
+                               manualSizePane(pane, newSize, false, true); // true = noAnimation\r
+                               sizeMasks(); // resize all visible masks\r
+                       }\r
+                       else { // resizingDone\r
+                               // ondrag_end callback\r
+                               if (false !== _runCallbacks("ondrag_end", pane))\r
+                                       manualSizePane(pane, newSize, false, true); // true = noAnimation\r
+                               hideMasks(); // hide all masks, which include panes with 'content/iframe-masks'\r
+                               if (s.isSliding && masks) // RE-SHOW only 'object-masks' so objects won't show through sliding pane\r
+                                       showMasks( masks, true ); // true = onlyForObjects\r
+                       }\r
+               };\r
+       }\r
+\r
+       /**\r
+        *      sizeMask\r
+        *\r
+        *      Needed to overlay a DIV over an IFRAME-pane because mask CANNOT be *inside* the pane\r
+        *      Called when mask created, and during livePaneResizing\r
+        */\r
+,      sizeMask = function () {\r
+               var $M          = $(this)\r
+               ,       pane    = $M.data("layoutMask") // eg: "west"\r
+               ,       s               = state[pane]\r
+               ;\r
+               // only masks over an IFRAME-pane need manual resizing\r
+               if (s.tagName == "IFRAME" && s.isVisible) // no need to mask closed/hidden panes\r
+                       $M.css({\r
+                               top:    s.offsetTop\r
+                       ,       left:   s.offsetLeft\r
+                       ,       width:  s.outerWidth\r
+                       ,       height: s.outerHeight\r
+                       });\r
+               /* ALT Method...\r
+               var $P = $Ps[pane];\r
+               $M.css( $P.position() ).css({ width: $P[0].offsetWidth, height: $P[0].offsetHeight });\r
+               */\r
+       }\r
+,      sizeMasks = function () {\r
+               $Ms.each( sizeMask ); // resize all 'visible' masks\r
+       }\r
+\r
+,      showMasks = function (panes, onlyForObjects) {\r
+               var a   = panes ? panes.split(",") : $.layout.config.allPanes\r
+               ,       z       = options.zIndexes\r
+               ,       o, s;\r
+               $.each(a, function(i,p){\r
+                       s = state[p];\r
+                       o = options[p];\r
+                       if (s.isVisible && ( (!onlyForObjects && o.maskContents) || o.maskObjects )) {\r
+                               getMasks(p).each(function(){\r
+                                       sizeMask.call(this);\r
+                                       this.style.zIndex = s.isSliding ? z.pane_sliding+1 : z.pane_normal+1\r
+                                       this.style.display = "block";\r
+                               });\r
+                       }\r
+               });\r
+       }\r
+\r
+,      hideMasks = function () {\r
+               // ensure no pane is resizing - could be a timing issue\r
+               var skip;\r
+               $.each( $.layout.config.borderPanes, function(i,p){\r
+                       if (state[p].isResizing) {\r
+                               skip = true;\r
+                               return false; // BREAK\r
+                       }\r
+               });\r
+               if (!skip)\r
+                       $Ms.hide(); // hide ALL masks\r
+       }\r
+\r
+,      getMasks = function (pane) {\r
+               var $Masks      = $([])\r
+               ,       $M, i = 0, c = $Ms.length\r
+               ;\r
+               for (; i<c; i++) {\r
+                       $M = $Ms.eq(i);\r
+                       if ($M.data("layoutMask") === pane)\r
+                               $Masks = $Masks.add( $M );\r
+               }\r
+               if ($Masks.length)\r
+                       return $Masks;\r
+               else\r
+                       return createMasks(pane);\r
+       }\r
+\r
+       /**\r
+        *      createMasks\r
+        *\r
+        *      Generates both DIV (ALWAYS used) and IFRAME (optional) elements as masks\r
+        *      An IFRAME mask is created *under* the DIV when maskObjects=true, because a DIV cannot mask an applet\r
+        */\r
+,      createMasks = function (pane) {\r
+               var\r
+                       $P              = $Ps[pane]\r
+               ,       s               = state[pane]\r
+               ,       o               = options[pane]\r
+               ,       z               = options.zIndexes\r
+               //,     objMask = o.maskObjects && s.tagName != "IFRAME" // check for option\r
+               ,       $Masks  = $([])\r
+               ,       isIframe, el, $M, css, i\r
+               ;\r
+               if (!o.maskContents && !o.maskObjects) return $Masks;\r
+               // if o.maskObjects=true, then loop TWICE to create BOTH kinds of mask, else only create a DIV\r
+               for (i=0; i < (o.maskObjects ? 2 : 1); i++) {\r
+                       isIframe = o.maskObjects && i==0;\r
+                       el = document.createElement( isIframe ? "iframe" : "div" );\r
+                       $M = $(el).data("layoutMask", pane); // add data to relate mask to pane\r
+                       el.className = "ui-layout-mask ui-layout-mask-"+ pane; // for user styling\r
+                       css = el.style;\r
+                       // styles common to both DIVs and IFRAMES\r
+                       css.display             = "block";\r
+                       css.position    = "absolute";\r
+                       if (isIframe) { // IFRAME-only props\r
+                               el.frameborder = 0;\r
+                               el.src          = "about:blank";\r
+                               css.opacity     = 0;\r
+                               css.filter      = "Alpha(Opacity='0')";\r
+                               css.border      = 0;\r
+                       }\r
+                       // if pane is an IFRAME, then must mask the pane itself\r
+                       if (s.tagName == "IFRAME") {\r
+                               // NOTE sizing done by a subroutine so can be called during live-resizing\r
+                               css.zIndex      = z.pane_normal+1; // 1-higher than pane\r
+                               $N.append( el ); // append to LAYOUT CONTAINER\r
+                       }\r
+                       // otherwise put masks *inside the pane* to mask its contents\r
+                       else {\r
+                               $M.addClass("ui-layout-mask-inside-pane");\r
+                               css.zIndex      = o.maskZindex || z.content_mask; // usually 1, but customizable\r
+                               css.top         = 0;\r
+                               css.left        = 0;\r
+                               css.width       = "100%";\r
+                               css.height      = "100%";\r
+                               $P.append( el ); // append INSIDE pane element\r
+                       }\r
+                       // add to return object\r
+                       $Masks = $Masks.add( el );\r
+                       // add Mask to cached array so can be resized & reused\r
+                       $Ms = $Ms.add( el );\r
+               }\r
+               return $Masks;\r
+       }\r
+\r
+\r
+       /**\r
+       * Destroy this layout and reset all elements\r
+       *\r
+       * @param {boolean=}     [destroyChildren=false]         Destory Child-Layouts first?\r
+       */\r
+,      destroy = function (destroyChildren) {\r
+               // UNBIND layout events and remove global object\r
+               $(window).unbind("."+ sID);             // resize & unload\r
+               $(document).unbind("."+ sID);   // keyDown (hotkeys)\r
+\r
+               // need to look for parent layout BEFORE we remove the container data, else skips a level\r
+               //var parentPane = Instance.hasParentLayout ? $.layout.getParentPaneInstance( $N ) : null;\r
+\r
+               // reset layout-container\r
+               $N      .clearQueue()\r
+                       .removeData("layout")\r
+                       .removeData("layoutContainer")\r
+                       .removeClass(options.containerClass)\r
+                       .unbind("."+ sID) // remove ALL Layout events\r
+               ;\r
+\r
+               // remove all mask elements that have been created\r
+               $Ms.remove();\r
+\r
+               // loop all panes to remove layout classes, attributes and bindings\r
+               $.each(_c.allPanes, function (i, pane) {\r
+                       removePane( pane, false, true, destroyChildren ); // true = skipResize\r
+               });\r
+\r
+               // do NOT reset container CSS if is a 'pane' (or 'content') in an outer-layout - ie, THIS layout is 'nested'\r
+               var css = "layoutCSS";\r
+               if ($N.data(css) && !$N.data("layoutRole")) // RESET CSS\r
+                       $N.css( $N.data(css) ).removeData(css);\r
+\r
+               // for full-page layouts, also reset the <HTML> CSS\r
+               if (sC.tagName === "BODY" && ($N = $("html")).data(css)) // RESET <HTML> CSS\r
+                       $N.css( $N.data(css) ).removeData(css);\r
+\r
+               // trigger plugins for this layout, if there are any\r
+               runPluginCallbacks( Instance, $.layout.onDestroy );\r
+\r
+               // trigger state-management and onunload callback\r
+               unload();\r
+\r
+               // clear the Instance of everything except for container & options (so could recreate)\r
+               // RE-CREATE: myLayout = myLayout.container.layout( myLayout.options );\r
+               for (n in Instance)\r
+                       if (!n.match(/^(container|options)$/)) delete Instance[ n ];\r
+               // add a 'destroyed' flag to make it easy to check\r
+               Instance.destroyed = true;\r
+\r
+               // if this is a child layout, CLEAR the child-pointer in the parent\r
+               /* for now the pointer REMAINS, but with only container, options and destroyed keys\r
+               if (parentPane) {\r
+                       var layout = parentPane.pane.data("parentLayout");\r
+                       parentPane.child = layout.children[ parentPane.name ] = null;\r
+               }\r
+               */\r
+\r
+               return Instance; // for coding convenience\r
+       }\r
+\r
+       /**\r
+       * Remove a pane from the layout - subroutine of destroy()\r
+       *\r
+       * @see  destroy()\r
+       * @param {string}       pane                            The pane to process\r
+       * @param {boolean=}     [remove=false]          Remove the DOM element?\r
+       * @param {boolean=}     [skipResize=false]      Skip calling resizeAll()?\r
+       */\r
+,      removePane = function (evt_or_pane, remove, skipResize, destroyChild) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $P      = $Ps[pane]\r
+               ,       $C      = $Cs[pane]\r
+               ,       $R      = $Rs[pane]\r
+               ,       $T      = $Ts[pane]\r
+               ;\r
+               //alert( '$P.length = '+ $P.length );\r
+               // NOTE: elements can still exist even after remove()\r
+               //              so check for missing data(), which is cleared by removed()\r
+               if ($P && $.isEmptyObject( $P.data() )) $P = false;\r
+               if ($C && $.isEmptyObject( $C.data() )) $C = false;\r
+               if ($R && $.isEmptyObject( $R.data() )) $R = false;\r
+               if ($T && $.isEmptyObject( $T.data() )) $T = false;\r
+\r
+               if ($P) $P.stop(true, true);\r
+\r
+               //      check for a child layout\r
+               var     o       = options[pane]\r
+               ,       s       = state[pane]\r
+               ,       d       = "layout"\r
+               ,       css     = "layoutCSS"\r
+               ,       child   = children[pane] || ($P ? $P.data(d) : 0) || ($C ? $C.data(d) : 0) || null\r
+               ,       destroy = destroyChild !== undefined ? destroyChild : o.destroyChildLayout\r
+               ;\r
+\r
+               // FIRST destroy the child-layout(s)\r
+               if (destroy && child && !child.destroyed) {\r
+                       child.destroy(true);    // tell child-layout to destroy ALL its child-layouts too\r
+                       if (child.destroyed)    // destroy was successful\r
+                               child = null;           // clear pointer for logic below \r
+               }\r
+\r
+               if ($P && remove && !child)\r
+                       $P.remove();\r
+               else if ($P && $P[0]) {\r
+                       //      create list of ALL pane-classes that need to be removed\r
+                       var     root    = o.paneClass // default="ui-layout-pane"\r
+                       ,       pRoot   = root +"-"+ pane // eg: "ui-layout-pane-west"\r
+                       ,       _open   = "-open"\r
+                       ,       _sliding= "-sliding"\r
+                       ,       _closed = "-closed"\r
+                       ,       classes = [     root, root+_open, root+_closed, root+_sliding,          // generic classes\r
+                                                       pRoot, pRoot+_open, pRoot+_closed, pRoot+_sliding ]     // pane-specific classes\r
+                       ;\r
+                       $.merge(classes, getHoverClasses($P, true)); // ADD hover-classes\r
+                       // remove all Layout classes from pane-element\r
+                       $P      .removeClass( classes.join(" ") ) // remove ALL pane-classes\r
+                               .removeData("parentLayout")\r
+                               .removeData("layoutPane")\r
+                               .removeData("layoutRole")\r
+                               .removeData("layoutEdge")\r
+                               .removeData("autoHidden")       // in case set\r
+                               .unbind("."+ sID) // remove ALL Layout events\r
+                               // TODO: remove these extra unbind commands when jQuery is fixed\r
+                               //.unbind("mouseenter"+ sID)\r
+                               //.unbind("mouseleave"+ sID)\r
+                       ;\r
+                       // do NOT reset CSS if this pane/content is STILL the container of a nested layout!\r
+                       // the nested layout will reset its 'container' CSS when/if it is destroyed\r
+                       if ($C && $C.data(d)) {\r
+                               // a content-div may not have a specific width, so give it one to contain the Layout\r
+                               $C.width( $C.width() );\r
+                               child.resizeAll(); // now resize the Layout\r
+                       }\r
+                       else if ($C)\r
+                               $C.css( $C.data(css) ).removeData(css).removeData("layoutRole");\r
+                       // remove pane AFTER content in case there was a nested layout\r
+                       if (!$P.data(d))\r
+                               $P.css( $P.data(css) ).removeData(css);\r
+               }\r
+\r
+               // REMOVE pane resizer and toggler elements\r
+               if ($T) $T.remove();\r
+               if ($R) $R.remove();\r
+\r
+               // CLEAR all pointers and state data\r
+               Instance[pane] = $Ps[pane] = $Cs[pane] = $Rs[pane] = $Ts[pane] = children[pane] = false;\r
+               s = { removed: true };\r
+\r
+               if (!skipResize)\r
+                       resizeAll();\r
+       }\r
+\r
+\r
+/*\r
+ * ###########################\r
+ *        ACTION METHODS\r
+ * ###########################\r
+ */\r
+\r
+,      _hidePane = function (pane) {\r
+               var $P  = $Ps[pane]\r
+               ,       o       = options[pane]\r
+               ,       s       = $P[0].style\r
+               ;\r
+               if (o.useOffscreenClose) {\r
+                       if (!$P.data(_c.offscreenReset))\r
+                               $P.data(_c.offscreenReset, { left: s.left, right: s.right });\r
+                       $P.css( _c.offscreenCSS );\r
+               }\r
+               else\r
+                       $P.hide().removeData(_c.offscreenReset);\r
+       }\r
+\r
+,      _showPane = function (pane) {\r
+               var $P  = $Ps[pane]\r
+               ,       o       = options[pane]\r
+               ,       off     = _c.offscreenCSS\r
+               ,       old     = $P.data(_c.offscreenReset)\r
+               ,       s       = $P[0].style\r
+               ;\r
+               $P      .show() // ALWAYS show, just in case\r
+                       .removeData(_c.offscreenReset);\r
+               if (o.useOffscreenClose && old) {\r
+                       if (s.left == off.left)\r
+                               s.left = old.left;\r
+                       if (s.right == off.right)\r
+                               s.right = old.right;\r
+               }\r
+       }\r
+\r
+\r
+       /**\r
+       * Completely 'hides' a pane, including its spacing - as if it does not exist\r
+       * The pane is not actually 'removed' from the source, so can use 'show' to un-hide it\r
+       *\r
+       * @param {string}       pane            The pane being hidden, ie: north, south, east, or west\r
+       * @param {boolean=}     [noAnimation=false]     \r
+       */\r
+,      hide = function (evt_or_pane, noAnimation) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       o       = options[pane]\r
+               ,       s       = state[pane]\r
+               ,       $P      = $Ps[pane]\r
+               ,       $R      = $Rs[pane]\r
+               ;\r
+               if (!$P || s.isHidden) return; // pane does not exist OR is already hidden\r
+\r
+               // onhide_start callback - will CANCEL hide if returns false\r
+               if (state.initialized && false === _runCallbacks("onhide_start", pane)) return;\r
+\r
+               s.isSliding = false; // just in case\r
+\r
+               // now hide the elements\r
+               if ($R) $R.hide(); // hide resizer-bar\r
+               if (!state.initialized || s.isClosed) {\r
+                       s.isClosed = true; // to trigger open-animation on show()\r
+                       s.isHidden  = true;\r
+                       s.isVisible = false;\r
+                       if (!state.initialized)\r
+                               _hidePane(pane); // no animation when loading page\r
+                       sizeMidPanes(_c[pane].dir === "horz" ? "" : "center");\r
+                       if (state.initialized || o.triggerEventsOnLoad)\r
+                               _runCallbacks("onhide_end", pane);\r
+               }\r
+               else {\r
+                       s.isHiding = true; // used by onclose\r
+                       close(pane, false, noAnimation); // adjust all panes to fit\r
+               }\r
+       }\r
+\r
+       /**\r
+       * Show a hidden pane - show as 'closed' by default unless openPane = true\r
+       *\r
+       * @param {string}       pane            The pane being opened, ie: north, south, east, or west\r
+       * @param {boolean=}     [openPane=false]\r
+       * @param {boolean=}     [noAnimation=false]\r
+       * @param {boolean=}     [noAlert=false]\r
+       */\r
+,      show = function (evt_or_pane, openPane, noAnimation, noAlert) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       o       = options[pane]\r
+               ,       s       = state[pane]\r
+               ,       $P      = $Ps[pane]\r
+               ,       $R      = $Rs[pane]\r
+               ;\r
+               if (!$P || !s.isHidden) return; // pane does not exist OR is not hidden\r
+\r
+               // onshow_start callback - will CANCEL show if returns false\r
+               if (false === _runCallbacks("onshow_start", pane)) return;\r
+\r
+               s.isSliding = false; // just in case\r
+               s.isShowing = true; // used by onopen/onclose\r
+               //s.isHidden  = false; - will be set by open/close - if not cancelled\r
+\r
+               // now show the elements\r
+               //if ($R) $R.show(); - will be shown by open/close\r
+               if (openPane === false)\r
+                       close(pane, true); // true = force\r
+               else\r
+                       open(pane, false, noAnimation, noAlert); // adjust all panes to fit\r
+       }\r
+\r
+\r
+       /**\r
+       * Toggles a pane open/closed by calling either open or close\r
+       *\r
+       * @param {string}       pane   The pane being toggled, ie: north, south, east, or west\r
+       * @param {boolean=}     [slide=false]\r
+       */\r
+,      toggle = function (evt_or_pane, slide) {\r
+               if (!isInitialized()) return;\r
+               var     evt             = evtObj(evt_or_pane)\r
+               ,       pane    = evtPane.call(this, evt_or_pane)\r
+               ,       s               = state[pane]\r
+               ;\r
+               if (evt) // called from to $R.dblclick OR triggerPaneEvent\r
+                       evt.stopImmediatePropagation();\r
+               if (s.isHidden)\r
+                       show(pane); // will call 'open' after unhiding it\r
+               else if (s.isClosed)\r
+                       open(pane, !!slide);\r
+               else\r
+                       close(pane);\r
+       }\r
+\r
+\r
+       /**\r
+       * Utility method used during init or other auto-processes\r
+       *\r
+       * @param {string}       pane   The pane being closed\r
+       * @param {boolean=}     [setHandles=false]\r
+       */\r
+,      _closePane = function (pane, setHandles) {\r
+               var\r
+                       $P      = $Ps[pane]\r
+               ,       s       = state[pane]\r
+               ;\r
+               _hidePane(pane);\r
+               s.isClosed = true;\r
+               s.isVisible = false;\r
+               // UNUSED: if (setHandles) setAsClosed(pane, true); // true = force\r
+       }\r
+\r
+       /**\r
+       * Close the specified pane (animation optional), and resize all other panes as needed\r
+       *\r
+       * @param {string}       pane            The pane being closed, ie: north, south, east, or west\r
+       * @param {boolean=}     [force=false]\r
+       * @param {boolean=}     [noAnimation=false]\r
+       * @param {boolean=}     [skipCallback=false]\r
+       */\r
+,      close = function (evt_or_pane, force, noAnimation, skipCallback) {\r
+               var     pane = evtPane.call(this, evt_or_pane);\r
+               // if pane has been initialized, but NOT the complete layout, close pane instantly\r
+               if (!state.initialized && $Ps[pane]) {\r
+                       _closePane(pane); // INIT pane as closed\r
+                       return;\r
+               }\r
+               if (!isInitialized()) return;\r
+\r
+               var\r
+                       $P      = $Ps[pane]\r
+               ,       $R      = $Rs[pane]\r
+               ,       $T      = $Ts[pane]\r
+               ,       o       = options[pane]\r
+               ,       s       = state[pane]\r
+               ,       c       = _c[pane]\r
+               ,       doFX, isShowing, isHiding, wasSliding;\r
+\r
+               // QUEUE in case another action/animation is in progress\r
+               $N.queue(function( queueNext ){\r
+       \r
+                       if ( !$P\r
+                       ||      (!o.closable && !s.isShowing && !s.isHiding)    // invalid request // (!o.resizable && !o.closable) ???\r
+                       ||      (!force && s.isClosed && !s.isShowing)                  // already closed\r
+                       ) return queueNext();\r
+\r
+                       // onclose_start callback - will CANCEL hide if returns false\r
+                       // SKIP if just 'showing' a hidden pane as 'closed'\r
+                       var abort = !s.isShowing && false === _runCallbacks("onclose_start", pane);\r
+\r
+                       // transfer logic vars to temp vars\r
+                       isShowing       = s.isShowing;\r
+                       isHiding        = s.isHiding;\r
+                       wasSliding      = s.isSliding;\r
+                       // now clear the logic vars (REQUIRED before aborting)\r
+                       delete s.isShowing;\r
+                       delete s.isHiding;\r
+\r
+                       if (abort) return queueNext();\r
+\r
+                       doFX            = !noAnimation && !s.isClosed && (o.fxName_close != "none");\r
+                       s.isMoving      = true;\r
+                       s.isClosed      = true;\r
+                       s.isVisible     = false;\r
+                       // update isHidden BEFORE sizing panes\r
+                       if (isHiding) s.isHidden = true;\r
+                       else if (isShowing) s.isHidden = false;\r
+\r
+                       if (s.isSliding) // pane is being closed, so UNBIND trigger events\r
+                               bindStopSlidingEvents(pane, false); // will set isSliding=false\r
+                       else // resize panes adjacent to this one\r
+                               sizeMidPanes(_c[pane].dir === "horz" ? "" : "center", false); // false = NOT skipCallback\r
+\r
+                       // if this pane has a resizer bar, move it NOW - before animation\r
+                       setAsClosed(pane);\r
+\r
+                       // CLOSE THE PANE\r
+                       if (doFX) { // animate the close\r
+                               // mask panes with objects\r
+                               var masks = "center"+ (c.dir=="horz" ? ",west,east" : "");\r
+                               showMasks( masks, true );       // true = ONLY mask panes with maskObjects=true\r
+                               lockPaneForFX(pane, true);      // need to set left/top so animation will work\r
+                               $P.hide( o.fxName_close, o.fxSettings_close, o.fxSpeed_close, function () {\r
+                                       lockPaneForFX(pane, false); // undo\r
+                                       if (s.isClosed) close_2();\r
+                                       queueNext();\r
+                               });\r
+                       }\r
+                       else { // hide the pane without animation\r
+                               _hidePane(pane);\r
+                               close_2();\r
+                               queueNext();\r
+                       };\r
+               });\r
+\r
+               // SUBROUTINE\r
+               function close_2 () {\r
+                       s.isMoving      = false;\r
+                       bindStartSlidingEvent(pane, true); // will enable if o.slidable = true\r
+\r
+                       // if opposite-pane was autoClosed, see if it can be autoOpened now\r
+                       var altPane = _c.oppositeEdge[pane];\r
+                       if (state[ altPane ].noRoom) {\r
+                               setSizeLimits( altPane );\r
+                               makePaneFit( altPane );\r
+                       }\r
+\r
+                       // hide any masks shown while closing\r
+                       hideMasks();\r
+\r
+                       if (!skipCallback && (state.initialized || o.triggerEventsOnLoad)) {\r
+                               // onclose callback - UNLESS just 'showing' a hidden pane as 'closed'\r
+                               if (!isShowing) _runCallbacks("onclose_end", pane);\r
+                               // onhide OR onshow callback\r
+                               if (isShowing)  _runCallbacks("onshow_end", pane);\r
+                               if (isHiding)   _runCallbacks("onhide_end", pane);\r
+                       }\r
+               }\r
+       }\r
+\r
+       /**\r
+       * @param {string}       pane    The pane just closed, ie: north, south, east, or west\r
+       */\r
+,      setAsClosed = function (pane) {\r
+               var\r
+                       $P              = $Ps[pane]\r
+               ,       $R              = $Rs[pane]\r
+               ,       $T              = $Ts[pane]\r
+               ,       o               = options[pane]\r
+               ,       s               = state[pane]\r
+               ,       side    = _c[pane].side.toLowerCase()\r
+               ,       inset   = "inset"+ _c[pane].side\r
+               ,       rClass  = o.resizerClass\r
+               ,       tClass  = o.togglerClass\r
+               ,       _pane   = "-"+ pane // used for classNames\r
+               ,       _open   = "-open"\r
+               ,       _sliding= "-sliding"\r
+               ,       _closed = "-closed"\r
+               ;\r
+               $R\r
+                       .css(side, sC[inset]) // move the resizer\r
+                       .removeClass( rClass+_open +" "+ rClass+_pane+_open )\r
+                       .removeClass( rClass+_sliding +" "+ rClass+_pane+_sliding )\r
+                       .addClass( rClass+_closed +" "+ rClass+_pane+_closed )\r
+                       .unbind("dblclick."+ sID)\r
+               ;\r
+               // DISABLE 'resizing' when closed - do this BEFORE bindStartSlidingEvent?\r
+               if (o.resizable && $.layout.plugins.draggable)\r
+                       $R\r
+                               .draggable("disable")\r
+                               .removeClass("ui-state-disabled") // do NOT apply disabled styling - not suitable here\r
+                               .css("cursor", "default")\r
+                               .attr("title","")\r
+                       ;\r
+\r
+               // if pane has a toggler button, adjust that too\r
+               if ($T) {\r
+                       $T\r
+                               .removeClass( tClass+_open +" "+ tClass+_pane+_open )\r
+                               .addClass( tClass+_closed +" "+ tClass+_pane+_closed )\r
+                               .attr("title", o.togglerTip_closed) // may be blank\r
+                       ;\r
+                       // toggler-content - if exists\r
+                       $T.children(".content-open").hide();\r
+                       $T.children(".content-closed").css("display","block");\r
+               }\r
+\r
+               // sync any 'pin buttons'\r
+               syncPinBtns(pane, false);\r
+\r
+               if (state.initialized) {\r
+                       // resize 'length' and position togglers for adjacent panes\r
+                       sizeHandles();\r
+               }\r
+       }\r
+\r
+       /**\r
+       * Open the specified pane (animation optional), and resize all other panes as needed\r
+       *\r
+       * @param {string}       pane            The pane being opened, ie: north, south, east, or west\r
+       * @param {boolean=}     [slide=false]\r
+       * @param {boolean=}     [noAnimation=false]\r
+       * @param {boolean=}     [noAlert=false]\r
+       */\r
+,      open = function (evt_or_pane, slide, noAnimation, noAlert) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $P      = $Ps[pane]\r
+               ,       $R      = $Rs[pane]\r
+               ,       $T      = $Ts[pane]\r
+               ,       o       = options[pane]\r
+               ,       s       = state[pane]\r
+               ,       c       = _c[pane]\r
+               ,       doFX, isShowing\r
+               ;\r
+               // QUEUE in case another action/animation is in progress\r
+               $N.queue(function( queueNext ){\r
+\r
+                       if ( !$P\r
+                       ||      (!o.resizable && !o.closable && !s.isShowing)   // invalid request\r
+                       ||      (s.isVisible && !s.isSliding)                                   // already open\r
+                       ) return queueNext();\r
+\r
+                       // pane can ALSO be unhidden by just calling show(), so handle this scenario\r
+                       if (s.isHidden && !s.isShowing) {\r
+                               queueNext(); // call before show() because it needs the queue free\r
+                               show(pane, true);\r
+                               return;\r
+                       }\r
+\r
+                       if (o.autoResize && s.size != o.size) // resize pane to original size set in options\r
+                               sizePane(pane, o.size, true, true, true); // true=skipCallback/forceResize/noAnimation\r
+                       else\r
+                               // make sure there is enough space available to open the pane\r
+                               setSizeLimits(pane, slide);\r
+\r
+                       // onopen_start callback - will CANCEL open if returns false\r
+                       var cbReturn = _runCallbacks("onopen_start", pane);\r
+\r
+                       if (cbReturn === "abort")\r
+                               return queueNext();\r
+\r
+                       // update pane-state again in case options were changed in onopen_start\r
+                       if (cbReturn !== "NC") // NC = "No Callback"\r
+                               setSizeLimits(pane, slide);\r
+\r
+                       if (s.minSize > s.maxSize) { // INSUFFICIENT ROOM FOR PANE TO OPEN!\r
+                               syncPinBtns(pane, false); // make sure pin-buttons are reset\r
+                               if (!noAlert && o.noRoomToOpenTip)\r
+                                       alert(o.noRoomToOpenTip);\r
+                               return queueNext(); // ABORT\r
+                       }\r
+\r
+                       if (slide) // START Sliding - will set isSliding=true\r
+                               bindStopSlidingEvents(pane, true); // BIND trigger events to close sliding-pane\r
+                       else if (s.isSliding) // PIN PANE (stop sliding) - open pane 'normally' instead\r
+                               bindStopSlidingEvents(pane, false); // UNBIND trigger events - will set isSliding=false\r
+                       else if (o.slidable)\r
+                               bindStartSlidingEvent(pane, false); // UNBIND trigger events\r
+\r
+                       s.noRoom = false; // will be reset by makePaneFit if 'noRoom'\r
+                       makePaneFit(pane);\r
+\r
+                       // transfer logic var to temp var\r
+                       isShowing = s.isShowing;\r
+                       // now clear the logic var\r
+                       delete s.isShowing;\r
+\r
+                       doFX            = !noAnimation && s.isClosed && (o.fxName_open != "none");\r
+                       s.isMoving      = true;\r
+                       s.isVisible     = true;\r
+                       s.isClosed      = false;\r
+                       // update isHidden BEFORE sizing panes - WHY??? Old?\r
+                       if (isShowing) s.isHidden = false;\r
+\r
+                       if (doFX) { // ANIMATE\r
+                               // mask panes with objects\r
+                               var masks = "center"+ (c.dir=="horz" ? ",west,east" : "");\r
+                               if (s.isSliding) masks += ","+ _c.oppositeEdge[pane];\r
+                               showMasks( masks, true );       // true = ONLY mask panes with maskObjects=true\r
+                               lockPaneForFX(pane, true);      // need to set left/top so animation will work\r
+                               $P.show( o.fxName_open, o.fxSettings_open, o.fxSpeed_open, function() {\r
+                                       lockPaneForFX(pane, false); // undo\r
+                                       if (s.isVisible) open_2(); // continue\r
+                                       queueNext();\r
+                               });\r
+                       }\r
+                       else { // no animation\r
+                               _showPane(pane);// just show pane and...\r
+                               open_2();               // continue\r
+                               queueNext();\r
+                       };\r
+               });\r
+\r
+               // SUBROUTINE\r
+               function open_2 () {\r
+                       s.isMoving      = false;\r
+\r
+                       // cure iframe display issues\r
+                       _fixIframe(pane);\r
+\r
+                       // NOTE: if isSliding, then other panes are NOT 'resized'\r
+                       if (!s.isSliding) { // resize all panes adjacent to this one\r
+                               hideMasks(); // remove any masks shown while opening\r
+                               sizeMidPanes(_c[pane].dir=="vert" ? "center" : "", false); // false = NOT skipCallback\r
+                       }\r
+\r
+                       // set classes, position handles and execute callbacks...\r
+                       setAsOpen(pane);\r
+               };\r
+       \r
+       }\r
+\r
+       /**\r
+       * @param {string}       pane            The pane just opened, ie: north, south, east, or west\r
+       * @param {boolean=}     [skipCallback=false]\r
+       */\r
+,      setAsOpen = function (pane, skipCallback) {\r
+               var \r
+                       $P              = $Ps[pane]\r
+               ,       $R              = $Rs[pane]\r
+               ,       $T              = $Ts[pane]\r
+               ,       o               = options[pane]\r
+               ,       s               = state[pane]\r
+               ,       side    = _c[pane].side.toLowerCase()\r
+               ,       inset   = "inset"+ _c[pane].side\r
+               ,       rClass  = o.resizerClass\r
+               ,       tClass  = o.togglerClass\r
+               ,       _pane   = "-"+ pane // used for classNames\r
+               ,       _open   = "-open"\r
+               ,       _closed = "-closed"\r
+               ,       _sliding= "-sliding"\r
+               ;\r
+               $R\r
+                       .css(side, sC[inset] + getPaneSize(pane)) // move the resizer\r
+                       .removeClass( rClass+_closed +" "+ rClass+_pane+_closed )\r
+                       .addClass( rClass+_open +" "+ rClass+_pane+_open )\r
+               ;\r
+               if (s.isSliding)\r
+                       $R.addClass( rClass+_sliding +" "+ rClass+_pane+_sliding )\r
+               else // in case 'was sliding'\r
+                       $R.removeClass( rClass+_sliding +" "+ rClass+_pane+_sliding )\r
+\r
+               if (o.resizerDblClickToggle)\r
+                       $R.bind("dblclick", toggle );\r
+               removeHover( 0, $R ); // remove hover classes\r
+               if (o.resizable && $.layout.plugins.draggable)\r
+                       $R      .draggable("enable")\r
+                               .css("cursor", o.resizerCursor)\r
+                               .attr("title", o.resizerTip);\r
+               else if (!s.isSliding)\r
+                       $R.css("cursor", "default"); // n-resize, s-resize, etc\r
+\r
+               // if pane also has a toggler button, adjust that too\r
+               if ($T) {\r
+                       $T      .removeClass( tClass+_closed +" "+ tClass+_pane+_closed )\r
+                               .addClass( tClass+_open +" "+ tClass+_pane+_open )\r
+                               .attr("title", o.togglerTip_open); // may be blank\r
+                       removeHover( 0, $T ); // remove hover classes\r
+                       // toggler-content - if exists\r
+                       $T.children(".content-closed").hide();\r
+                       $T.children(".content-open").css("display","block");\r
+               }\r
+\r
+               // sync any 'pin buttons'\r
+               syncPinBtns(pane, !s.isSliding);\r
+\r
+               // update pane-state dimensions - BEFORE resizing content\r
+               $.extend(s, elDims($P));\r
+\r
+               if (state.initialized) {\r
+                       // resize resizer & toggler sizes for all panes\r
+                       sizeHandles();\r
+                       // resize content every time pane opens - to be sure\r
+                       sizeContent(pane, true); // true = remeasure headers/footers, even if 'pane.isMoving'\r
+               }\r
+\r
+               if (!skipCallback && (state.initialized || o.triggerEventsOnLoad) && $P.is(":visible")) {\r
+                       // onopen callback\r
+                       _runCallbacks("onopen_end", pane);\r
+                       // onshow callback - TODO: should this be here?\r
+                       if (s.isShowing) _runCallbacks("onshow_end", pane);\r
+\r
+                       // ALSO call onresize because layout-size *may* have changed while pane was closed\r
+                       if (state.initialized)\r
+                               _runCallbacks("onresize_end", pane);\r
+               }\r
+\r
+               // TODO: Somehow sizePane("north") is being called after this point???\r
+       }\r
+\r
+\r
+       /**\r
+       * slideOpen / slideClose / slideToggle\r
+       *\r
+       * Pass-though methods for sliding\r
+       */\r
+,      slideOpen = function (evt_or_pane) {\r
+               if (!isInitialized()) return;\r
+               var     evt             = evtObj(evt_or_pane)\r
+               ,       pane    = evtPane.call(this, evt_or_pane)\r
+               ,       s               = state[pane]\r
+               ,       delay   = options[pane].slideDelay_open\r
+               ;\r
+               // prevent event from triggering on NEW resizer binding created below\r
+               if (evt) evt.stopImmediatePropagation();\r
+\r
+               if (s.isClosed && evt && evt.type === "mouseenter" && delay > 0)\r
+                       // trigger = mouseenter - use a delay\r
+                       timer.set(pane+"_openSlider", open_NOW, delay);\r
+               else\r
+                       open_NOW(); // will unbind events if is already open\r
+\r
+               /**\r
+               * SUBROUTINE for timed open\r
+               */\r
+               function open_NOW () {\r
+                       if (!s.isClosed) // skip if no longer closed!\r
+                               bindStopSlidingEvents(pane, true); // BIND trigger events to close sliding-pane\r
+                       else if (!s.isMoving)\r
+                               open(pane, true); // true = slide - open() will handle binding\r
+               };\r
+       }\r
+\r
+,      slideClose = function (evt_or_pane) {\r
+               if (!isInitialized()) return;\r
+               var     evt             = evtObj(evt_or_pane)\r
+               ,       pane    = evtPane.call(this, evt_or_pane)\r
+               ,       o               = options[pane]\r
+               ,       s               = state[pane]\r
+               ,       delay   = s.isMoving ? 1000 : 300 // MINIMUM delay - option may override\r
+               ;\r
+               if (s.isClosed || s.isResizing)\r
+                       return; // skip if already closed OR in process of resizing\r
+               else if (o.slideTrigger_close === "click")\r
+                       close_NOW(); // close immediately onClick\r
+               else if (o.preventQuickSlideClose && s.isMoving)\r
+                       return; // handle Chrome quick-close on slide-open\r
+               else if (o.preventPrematureSlideClose && evt && $.layout.isMouseOverElem(evt, $Ps[pane]))\r
+                       return; // handle incorrect mouseleave trigger, like when over a SELECT-list in IE\r
+               else if (evt) // trigger = mouseleave - use a delay\r
+                       // 1 sec delay if 'opening', else .3 sec\r
+                       timer.set(pane+"_closeSlider", close_NOW, max(o.slideDelay_close, delay));\r
+               else // called programically\r
+                       close_NOW();\r
+\r
+               /**\r
+               * SUBROUTINE for timed close\r
+               */\r
+               function close_NOW () {\r
+                       if (s.isClosed) // skip 'close' if already closed!\r
+                               bindStopSlidingEvents(pane, false); // UNBIND trigger events - TODO: is this needed here?\r
+                       else if (!s.isMoving)\r
+                               close(pane); // close will handle unbinding\r
+               };\r
+       }\r
+\r
+       /**\r
+       * @param {string}       pane            The pane being opened, ie: north, south, east, or west\r
+       */\r
+,      slideToggle = function (evt_or_pane) {\r
+               var pane = evtPane.call(this, evt_or_pane);\r
+               toggle(pane, true);\r
+       }\r
+\r
+\r
+       /**\r
+       * Must set left/top on East/South panes so animation will work properly\r
+       *\r
+       * @param {string}       pane    The pane to lock, 'east' or 'south' - any other is ignored!\r
+       * @param {boolean}      doLock  true = set left/top, false = remove\r
+       */\r
+,      lockPaneForFX = function (pane, doLock) {\r
+               var $P  = $Ps[pane]\r
+               ,       s       = state[pane]\r
+               ,       o       = options[pane]\r
+               ,       z       = options.zIndexes\r
+               ;\r
+               if (doLock) {\r
+                       $P.css({ zIndex: z.pane_animate }); // overlay all elements during animation\r
+                       if (pane=="south")\r
+                               $P.css({ top: sC.insetTop + sC.innerHeight - $P.outerHeight() });\r
+                       else if (pane=="east")\r
+                               $P.css({ left: sC.insetLeft + sC.innerWidth - $P.outerWidth() });\r
+               }\r
+               else { // animation DONE - RESET CSS\r
+                       // TODO: see if this can be deleted. It causes a quick-close when sliding in Chrome\r
+                       $P.css({ zIndex: (s.isSliding ? z.pane_sliding : z.pane_normal) });\r
+                       if (pane=="south")\r
+                               $P.css({ top: "auto" });\r
+                       // if pane is positioned 'off-screen', then DO NOT screw with it!\r
+                       else if (pane=="east" && !$P.css("left").match(/\-99999/))\r
+                               $P.css({ left: "auto" });\r
+                       // fix anti-aliasing in IE - only needed for animations that change opacity\r
+                       if (browser.msie && o.fxOpacityFix && o.fxName_open != "slide" && $P.css("filter") && $P.css("opacity") == 1)\r
+                               $P[0].style.removeAttribute('filter');\r
+               }\r
+       }\r
+\r
+\r
+       /**\r
+       * Toggle sliding functionality of a specific pane on/off by adding removing 'slide open' trigger\r
+       *\r
+       * @see  open(), close()\r
+       * @param {string}       pane    The pane to enable/disable, 'north', 'south', etc.\r
+       * @param {boolean}      enable  Enable or Disable sliding?\r
+       */\r
+,      bindStartSlidingEvent = function (pane, enable) {\r
+               var o           = options[pane]\r
+               ,       $P              = $Ps[pane]\r
+               ,       $R              = $Rs[pane]\r
+               ,       evtName = o.slideTrigger_open.toLowerCase()\r
+               ;\r
+               if (!$R || (enable && !o.slidable)) return;\r
+\r
+               // make sure we have a valid event\r
+               if (evtName.match(/mouseover/))\r
+                       evtName = o.slideTrigger_open = "mouseenter";\r
+               else if (!evtName.match(/click|dblclick|mouseenter/)) \r
+                       evtName = o.slideTrigger_open = "click";\r
+\r
+               $R\r
+                       // add or remove event\r
+                       [enable ? "bind" : "unbind"](evtName +'.'+ sID, slideOpen)\r
+                       // set the appropriate cursor & title/tip\r
+                       .css("cursor", enable ? o.sliderCursor : "default")\r
+                       .attr("title", enable ? o.sliderTip : "")\r
+               ;\r
+       }\r
+\r
+       /**\r
+       * Add or remove 'mouseleave' events to 'slide close' when pane is 'sliding' open or closed\r
+       * Also increases zIndex when pane is sliding open\r
+       * See bindStartSlidingEvent for code to control 'slide open'\r
+       *\r
+       * @see  slideOpen(), slideClose()\r
+       * @param {string}       pane    The pane to process, 'north', 'south', etc.\r
+       * @param {boolean}      enable  Enable or Disable events?\r
+       */\r
+,      bindStopSlidingEvents = function (pane, enable) {\r
+               var     o               = options[pane]\r
+               ,       s               = state[pane]\r
+               ,       c               = _c[pane]\r
+               ,       z               = options.zIndexes\r
+               ,       evtName = o.slideTrigger_close.toLowerCase()\r
+               ,       action  = (enable ? "bind" : "unbind")\r
+               ,       $P              = $Ps[pane]\r
+               ,       $R              = $Rs[pane]\r
+               ;\r
+               s.isSliding = enable; // logic\r
+               timer.clear(pane+"_closeSlider"); // just in case\r
+\r
+               // remove 'slideOpen' event from resizer\r
+               // ALSO will raise the zIndex of the pane & resizer\r
+               if (enable) bindStartSlidingEvent(pane, false);\r
+\r
+               // RE/SET zIndex - increases when pane is sliding-open, resets to normal when not\r
+               $P.css("zIndex", enable ? z.pane_sliding : z.pane_normal);\r
+               $R.css("zIndex", enable ? z.pane_sliding+2 : z.resizer_normal); // NOTE: mask = pane_sliding+1\r
+\r
+               // make sure we have a valid event\r
+               if (!evtName.match(/click|mouseleave/))\r
+                       evtName = o.slideTrigger_close = "mouseleave"; // also catches 'mouseout'\r
+\r
+               // add/remove slide triggers\r
+               $R[action](evtName, slideClose); // base event on resize\r
+               // need extra events for mouseleave\r
+               if (evtName === "mouseleave") {\r
+                       // also close on pane.mouseleave\r
+                       $P[action]("mouseleave."+ sID, slideClose);\r
+                       // cancel timer when mouse moves between 'pane' and 'resizer'\r
+                       $R[action]("mouseenter."+ sID, cancelMouseOut);\r
+                       $P[action]("mouseenter."+ sID, cancelMouseOut);\r
+               }\r
+\r
+               if (!enable)\r
+                       timer.clear(pane+"_closeSlider");\r
+               else if (evtName === "click" && !o.resizable) {\r
+                       // IF pane is not resizable (which already has a cursor and tip) \r
+                       // then set the a cursor & title/tip on resizer when sliding\r
+                       $R.css("cursor", enable ? o.sliderCursor : "default");\r
+                       $R.attr("title", enable ? o.togglerTip_open : ""); // use Toggler-tip, eg: "Close Pane"\r
+               }\r
+\r
+               // SUBROUTINE for mouseleave timer clearing\r
+               function cancelMouseOut (evt) {\r
+                       timer.clear(pane+"_closeSlider");\r
+                       evt.stopPropagation();\r
+               }\r
+       }\r
+\r
+\r
+       /**\r
+       * Hides/closes a pane if there is insufficient room - reverses this when there is room again\r
+       * MUST have already called setSizeLimits() before calling this method\r
+       *\r
+       * @param {string}       pane                                    The pane being resized\r
+       * @param {boolean=}     [isOpening=false]               Called from onOpen?\r
+       * @param {boolean=}     [skipCallback=false]    Should the onresize callback be run?\r
+       * @param {boolean=}     [force=false]\r
+       */\r
+,      makePaneFit = function (pane, isOpening, skipCallback, force) {\r
+               var\r
+                       o       = options[pane]\r
+               ,       s       = state[pane]\r
+               ,       c       = _c[pane]\r
+               ,       $P      = $Ps[pane]\r
+               ,       $R      = $Rs[pane]\r
+               ,       isSidePane      = c.dir==="vert"\r
+               ,       hasRoom         = false\r
+               ;\r
+               // special handling for center & east/west panes\r
+               if (pane === "center" || (isSidePane && s.noVerticalRoom)) {\r
+                       // see if there is enough room to display the pane\r
+                       // ERROR: hasRoom = s.minHeight <= s.maxHeight && (isSidePane || s.minWidth <= s.maxWidth);\r
+                       hasRoom = (s.maxHeight >= 0);\r
+                       if (hasRoom && s.noRoom) { // previously hidden due to noRoom, so show now\r
+                               _showPane(pane);\r
+                               if ($R) $R.show();\r
+                               s.isVisible = true;\r
+                               s.noRoom = false;\r
+                               if (isSidePane) s.noVerticalRoom = false;\r
+                               _fixIframe(pane);\r
+                       }\r
+                       else if (!hasRoom && !s.noRoom) { // not currently hidden, so hide now\r
+                               _hidePane(pane);\r
+                               if ($R) $R.hide();\r
+                               s.isVisible = false;\r
+                               s.noRoom = true;\r
+                       }\r
+               }\r
+\r
+               // see if there is enough room to fit the border-pane\r
+               if (pane === "center") {\r
+                       // ignore center in this block\r
+               }\r
+               else if (s.minSize <= s.maxSize) { // pane CAN fit\r
+                       hasRoom = true;\r
+                       if (s.size > s.maxSize) // pane is too big - shrink it\r
+                               sizePane(pane, s.maxSize, skipCallback, force, true); // true = noAnimation\r
+                       else if (s.size < s.minSize) // pane is too small - enlarge it\r
+                               sizePane(pane, s.minSize, skipCallback, force, true);\r
+                       // need s.isVisible because new pseudoClose method keeps pane visible, but off-screen\r
+                       else if ($R && s.isVisible && $P.is(":visible")) {\r
+                               // make sure resizer-bar is positioned correctly\r
+                               // handles situation where nested layout was 'hidden' when initialized\r
+                               var     side = c.side.toLowerCase()\r
+                               ,       pos  = s.size + sC["inset"+ c.side]\r
+                               ;\r
+                               if ($.layout.cssNum($R, side) != pos) $R.css( side, pos );\r
+                       }\r
+\r
+                       // if was previously hidden due to noRoom, then RESET because NOW there is room\r
+                       if (s.noRoom) {\r
+                               // s.noRoom state will be set by open or show\r
+                               if (s.wasOpen && o.closable) {\r
+                                       if (o.autoReopen)\r
+                                               open(pane, false, true, true); // true = noAnimation, true = noAlert\r
+                                       else // leave the pane closed, so just update state\r
+                                               s.noRoom = false;\r
+                               }\r
+                               else\r
+                                       show(pane, s.wasOpen, true, true); // true = noAnimation, true = noAlert\r
+                       }\r
+               }\r
+               else { // !hasRoom - pane CANNOT fit\r
+                       if (!s.noRoom) { // pane not set as noRoom yet, so hide or close it now...\r
+                               s.noRoom = true; // update state\r
+                               s.wasOpen = !s.isClosed && !s.isSliding;\r
+                               if (s.isClosed){} // SKIP\r
+                               else if (o.closable) // 'close' if possible\r
+                                       close(pane, true, true); // true = force, true = noAnimation\r
+                               else // 'hide' pane if cannot just be closed\r
+                                       hide(pane, true); // true = noAnimation\r
+                       }\r
+               }\r
+       }\r
+\r
+\r
+       /**\r
+       * sizePane / manualSizePane\r
+       * sizePane is called only by internal methods whenever a pane needs to be resized\r
+       * manualSizePane is an exposed flow-through method allowing extra code when pane is 'manually resized'\r
+       *\r
+       * @param {string}       pane                                    The pane being resized\r
+       * @param {number}       size                                    The *desired* new size for this pane - will be validated\r
+       * @param {boolean=}     [skipCallback=false]    Should the onresize callback be run?\r
+       * @param {boolean=}     [noAnimation=false]\r
+       */\r
+,      manualSizePane = function (evt_or_pane, size, skipCallback, noAnimation) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       o       = options[pane]\r
+               ,       s       = state[pane]\r
+               //      if resizing callbacks have been delayed and resizing is now DONE, force resizing to complete...\r
+               ,       forceResize = o.livePaneResizing && !s.isResizing\r
+               ;\r
+               // ANY call to manualSizePane disables autoResize - ie, percentage sizing\r
+               o.autoResize = false;\r
+               // flow-through...\r
+               sizePane(pane, size, skipCallback, forceResize, noAnimation); // will animate resize if option enabled\r
+       }\r
+\r
+       /**\r
+       * @param {string}       pane                                    The pane being resized\r
+       * @param {number}       size                                    The *desired* new size for this pane - will be validated\r
+       * @param {boolean=}     [skipCallback=false]    Should the onresize callback be run?\r
+       * @param {boolean=}     [force=false]                   Force resizing even if does not seem necessary\r
+       * @param {boolean=}     [noAnimation=false]\r
+       */\r
+,      sizePane = function (evt_or_pane, size, skipCallback, force, noAnimation) {\r
+               if (!isInitialized()) return;\r
+               var     pane    = evtPane.call(this, evt_or_pane) // probably NEVER called from event?\r
+               ,       o               = options[pane]\r
+               ,       s               = state[pane]\r
+               ,       $P              = $Ps[pane]\r
+               ,       $R              = $Rs[pane]\r
+               ,       side    = _c[pane].side.toLowerCase()\r
+               ,       dimName = _c[pane].sizeType.toLowerCase()\r
+               ,       inset   = "inset"+ _c[pane].side\r
+               ,       skipResizeWhileDragging = s.isResizing && !o.triggerEventsDuringLiveResize\r
+               ,       doFX    = noAnimation !== true && o.animatePaneSizing\r
+               ,       oldSize, newSize\r
+               ;\r
+               // QUEUE in case another action/animation is in progress\r
+               $N.queue(function( queueNext ){\r
+                       // calculate 'current' min/max sizes\r
+                       setSizeLimits(pane); // update pane-state\r
+                       oldSize = s.size;\r
+                       size = _parseSize(pane, size); // handle percentages & auto\r
+                       size = max(size, _parseSize(pane, o.minSize));\r
+                       size = min(size, s.maxSize);\r
+                       if (size < s.minSize) { // not enough room for pane!\r
+                               queueNext(); // call before makePaneFit() because it needs the queue free\r
+                               makePaneFit(pane, false, skipCallback); // will hide or close pane\r
+                               return;\r
+                       }\r
+\r
+                       // IF newSize is same as oldSize, then nothing to do - abort\r
+                       if (!force && size === oldSize)\r
+                               return queueNext();\r
+\r
+                       // onresize_start callback CANNOT cancel resizing because this would break the layout!\r
+                       if (!skipCallback && state.initialized && s.isVisible)\r
+                               _runCallbacks("onresize_start", pane);\r
+\r
+                       // resize the pane, and make sure its visible\r
+                       newSize = cssSize(pane, size);\r
+\r
+                       if (doFX && $P.is(":visible")) { // ANIMATE\r
+                               var fx          = $.layout.effects.size[pane] || $.layout.effects.size.all\r
+                               ,       easing  = o.fxSettings_size.easing || fx.easing\r
+                               ,       z               = options.zIndexes\r
+                               ,       props   = {};\r
+                               props[ dimName ] = newSize +'px';\r
+                               s.isMoving = true;\r
+                               // overlay all elements during animation\r
+                               $P.css({ zIndex: z.pane_animate })\r
+                                 .show().animate( props, o.fxSpeed_size, easing, function(){\r
+                                       // reset zIndex after animation\r
+                                       $P.css({ zIndex: (s.isSliding ? z.pane_sliding : z.pane_normal) });\r
+                                       s.isMoving = false;\r
+                                       sizePane_2(); // continue\r
+                                       queueNext();\r
+                               });\r
+                       }\r
+                       else { // no animation\r
+                               $P.css( dimName, newSize );     // resize pane\r
+                               // if pane is visible, then \r
+                               if ($P.is(":visible"))\r
+                                       sizePane_2(); // continue\r
+                               else {\r
+                                       // pane is NOT VISIBLE, so just update state data...\r
+                                       // when pane is *next opened*, it will have the new size\r
+                                       s.size = size;                          // update state.size\r
+                                       $.extend(s, elDims($P));        // update state dimensions\r
+                               }\r
+                               queueNext();\r
+                       };\r
+\r
+               });\r
+\r
+               // SUBROUTINE\r
+               function sizePane_2 () {\r
+                       /*      Panes are sometimes not sized precisely in some browsers!?\r
+                        *      This code will resize the pane up to 3 times to nudge the pane to the correct size\r
+                        */\r
+                       var     actual  = dimName==='width' ? $P.outerWidth() : $P.outerHeight()\r
+                       ,       tries   = [{\r
+                                                       pane:           pane\r
+                                               ,       count:          1\r
+                                               ,       target:         size\r
+                                               ,       actual:         actual\r
+                                               ,       correct:        (size === actual)\r
+                                               ,       attempt:        size\r
+                                               ,       cssSize:        newSize\r
+                                               }]\r
+                       ,       lastTry = tries[0]\r
+                       ,       msg             = 'Inaccurate size after resizing the '+ pane +'-pane.'\r
+                       ;\r
+                       while ( !lastTry.correct ) {\r
+                               thisTry = { pane: pane, count: lastTry.count+1, target: size };\r
+\r
+                               if (lastTry.actual > size)\r
+                                       thisTry.attempt = max(0, lastTry.attempt - (lastTry.actual - size));\r
+                               else // lastTry.actual < size\r
+                                       thisTry.attempt = max(0, lastTry.attempt + (size - lastTry.actual));\r
+\r
+                               thisTry.cssSize = cssSize(pane, thisTry.attempt);\r
+                               $P.css( dimName, thisTry.cssSize );\r
+\r
+                               thisTry.actual  = dimName=='width' ? $P.outerWidth() : $P.outerHeight();\r
+                               thisTry.correct = (size === thisTry.actual);\r
+\r
+                               // if showDebugMessages, log attempts and alert the user of this *non-fatal error*\r
+                               if (options.showDebugMessages) {\r
+                                       if ( tries.length === 1) {\r
+                                               _log(msg, false);\r
+                                               _log(lastTry, false);\r
+                                       }\r
+                                       _log(thisTry, false);\r
+                               }\r
+\r
+                               // after 4 tries, is as close as its gonna get!\r
+                               if (tries.length > 3) break;\r
+\r
+                               tries.push( thisTry );\r
+                               lastTry = tries[ tries.length - 1 ];\r
+                       }\r
+                       // END TESTING CODE\r
+\r
+                       // update pane-state dimensions\r
+                       s.size  = size;\r
+                       $.extend(s, elDims($P));\r
+\r
+                       if (s.isVisible && $P.is(":visible")) {\r
+                               // reposition the resizer-bar\r
+                               if ($R) $R.css( side, size + sC[inset] );\r
+                               // resize the content-div\r
+                               sizeContent(pane);\r
+                       }\r
+\r
+                       if (!skipCallback && !skipResizeWhileDragging && state.initialized && s.isVisible)\r
+                               _runCallbacks("onresize_end", pane);\r
+\r
+                       // resize all the adjacent panes, and adjust their toggler buttons\r
+                       // when skipCallback passed, it means the controlling method will handle 'other panes'\r
+                       if (!skipCallback) {\r
+                               // also no callback if live-resize is in progress and NOT triggerEventsDuringLiveResize\r
+                               if (!s.isSliding) sizeMidPanes(_c[pane].dir=="horz" ? "" : "center", skipResizeWhileDragging, force);\r
+                               sizeHandles();\r
+                       }\r
+\r
+                       // if opposite-pane was autoClosed, see if it can be autoOpened now\r
+                       var altPane = _c.oppositeEdge[pane];\r
+                       if (size < oldSize && state[ altPane ].noRoom) {\r
+                               setSizeLimits( altPane );\r
+                               makePaneFit( altPane, false, skipCallback );\r
+                       }\r
+\r
+                       // DEBUG - ALERT user/developer so they know there was a sizing problem\r
+                       if (options.showDebugMessages && tries.length > 1)\r
+                               _log(msg +'\nSee the Error Console for details.', true);\r
+               }\r
+       }\r
+\r
+       /**\r
+       * @see  initPanes(), sizePane(), resizeAll(), open(), close(), hide()\r
+       * @param {string}       panes                                   The pane(s) being resized, comma-delmited string\r
+       * @param {boolean=}     [skipCallback=false]    Should the onresize callback be run?\r
+       * @param {boolean=}     [force=false]\r
+       */\r
+,      sizeMidPanes = function (panes, skipCallback, force) {\r
+               panes = (panes ? panes : "east,west,center").split(",");\r
+\r
+               $.each(panes, function (i, pane) {\r
+                       if (!$Ps[pane]) return; // NO PANE - skip\r
+                       var \r
+                               o               = options[pane]\r
+                       ,       s               = state[pane]\r
+                       ,       $P              = $Ps[pane]\r
+                       ,       $R              = $Rs[pane]\r
+                       ,       isCenter= (pane=="center")\r
+                       ,       hasRoom = true\r
+                       ,       CSS             = {}\r
+                       ,       newCenter       = calcNewCenterPaneDims()\r
+                       ;\r
+                       // update pane-state dimensions\r
+                       $.extend(s, elDims($P));\r
+\r
+                       if (pane === "center") {\r
+                               if (!force && s.isVisible && newCenter.width === s.outerWidth && newCenter.height === s.outerHeight)\r
+                                       return true; // SKIP - pane already the correct size\r
+                               // set state for makePaneFit() logic\r
+                               $.extend(s, cssMinDims(pane), {\r
+                                       maxWidth:       newCenter.width\r
+                               ,       maxHeight:      newCenter.height\r
+                               });\r
+                               CSS = newCenter;\r
+                               // convert OUTER width/height to CSS width/height \r
+                               CSS.width       = cssW($P, CSS.width);\r
+                               // NEW - allow pane to extend 'below' visible area rather than hide it\r
+                               CSS.height      = cssH($P, CSS.height);\r
+                               hasRoom         = CSS.width >= 0 && CSS.height >= 0; // height >= 0 = ALWAYS TRUE NOW\r
+                               // during layout init, try to shrink east/west panes to make room for center\r
+                               if (!state.initialized && o.minWidth > s.outerWidth) {\r
+                                       var\r
+                                               reqPx   = o.minWidth - s.outerWidth\r
+                                       ,       minE    = options.east.minSize || 0\r
+                                       ,       minW    = options.west.minSize || 0\r
+                                       ,       sizeE   = state.east.size\r
+                                       ,       sizeW   = state.west.size\r
+                                       ,       newE    = sizeE\r
+                                       ,       newW    = sizeW\r
+                                       ;\r
+                                       if (reqPx > 0 && state.east.isVisible && sizeE > minE) {\r
+                                               newE = max( sizeE-minE, sizeE-reqPx );\r
+                                               reqPx -= sizeE-newE;\r
+                                       }\r
+                                       if (reqPx > 0 && state.west.isVisible && sizeW > minW) {\r
+                                               newW = max( sizeW-minW, sizeW-reqPx );\r
+                                               reqPx -= sizeW-newW;\r
+                                       }\r
+                                       // IF we found enough extra space, then resize the border panes as calculated\r
+                                       if (reqPx === 0) {\r
+                                               if (sizeE != minE)\r
+                                                       sizePane('east', newE, true, force, true); // true = skipCallback/noAnimation - initPanes will handle when done\r
+                                               if (sizeW != minW)\r
+                                                       sizePane('west', newW, true, force, true);\r
+                                               // now start over!\r
+                                               sizeMidPanes('center', skipCallback, force);\r
+                                               return; // abort this loop\r
+                                       }\r
+                               }\r
+                       }\r
+                       else { // for east and west, set only the height, which is same as center height\r
+                               // set state.min/maxWidth/Height for makePaneFit() logic\r
+                               if (s.isVisible && !s.noVerticalRoom)\r
+                                       $.extend(s, elDims($P), cssMinDims(pane))\r
+                               if (!force && !s.noVerticalRoom && newCenter.height === s.outerHeight)\r
+                                       return true; // SKIP - pane already the correct size\r
+                               // east/west have same top, bottom & height as center\r
+                               CSS.top         = newCenter.top;\r
+                               CSS.bottom      = newCenter.bottom;\r
+                               // NEW - allow pane to extend 'below' visible area rather than hide it\r
+                               CSS.height      = cssH($P, newCenter.height);\r
+                               s.maxHeight     = CSS.height;\r
+                               hasRoom         = (s.maxHeight >= 0); // ALWAYS TRUE NOW\r
+                               if (!hasRoom) s.noVerticalRoom = true; // makePaneFit() logic\r
+                       }\r
+\r
+                       if (hasRoom) {\r
+                               // resizeAll passes skipCallback because it triggers callbacks after ALL panes are resized\r
+                               if (!skipCallback && state.initialized)\r
+                                       _runCallbacks("onresize_start", pane);\r
+\r
+                               $P.css(CSS); // apply the CSS to pane\r
+                               sizeHandles(pane); // also update resizer length\r
+                               if (s.noRoom && !s.isClosed && !s.isHidden)\r
+                                       makePaneFit(pane); // will re-open/show auto-closed/hidden pane\r
+                               if (s.isVisible) {\r
+                                       $.extend(s, elDims($P)); // update pane dimensions\r
+                                       if (state.initialized) sizeContent(pane); // also resize the contents, if exists\r
+                               }\r
+                       }\r
+                       else if (!s.noRoom && s.isVisible) // no room for pane\r
+                               makePaneFit(pane); // will hide or close pane\r
+\r
+                       if (!s.isVisible)\r
+                               return true; // DONE - next pane\r
+\r
+                       /*\r
+                       * Extra CSS for IE6 or IE7 in Quirks-mode - add 'width' to NORTH/SOUTH panes\r
+                       * Normally these panes have only 'left' & 'right' positions so pane auto-sizes\r
+                       * ALSO required when pane is an IFRAME because will NOT default to 'full width'\r
+                       */\r
+                       if (pane === "center") { // finished processing midPanes\r
+                               var b = $.layout.browser;\r
+                               var fix = b.isIE6 || (b.msie && !$.support.boxModel);\r
+                               if ($Ps.north && (fix || state.north.tagName=="IFRAME")) \r
+                                       $Ps.north.css("width", cssW($Ps.north, sC.innerWidth));\r
+                               if ($Ps.south && (fix || state.south.tagName=="IFRAME"))\r
+                                       $Ps.south.css("width", cssW($Ps.south, sC.innerWidth));\r
+                       }\r
+\r
+                       // resizeAll passes skipCallback because it triggers callbacks after ALL panes are resized\r
+                       if (!skipCallback && state.initialized)\r
+                               _runCallbacks("onresize_end", pane);\r
+               });\r
+       }\r
+\r
+\r
+       /**\r
+       * @see  window.onresize(), callbacks or custom code\r
+       */\r
+,      resizeAll = function () {\r
+               if (!state.initialized) {\r
+                       _initLayoutElements();\r
+                       return; // no need to resize since we just initialized!\r
+               }\r
+               var     oldW    = sC.innerWidth\r
+               ,       oldH    = sC.innerHeight\r
+               ;\r
+               // cannot size layout when 'container' is hidden or collapsed\r
+               if (!$N.is(":visible:") ) return;\r
+               $.extend( state.container, elDims( $N ) ); // UPDATE container dimensions\r
+               if (!sC.outerHeight) return;\r
+\r
+               // onresizeall_start will CANCEL resizing if returns false\r
+               // state.container has already been set, so user can access this info for calcuations\r
+               if (false === _runCallbacks("onresizeall_start")) return false;\r
+\r
+               var     // see if container is now 'smaller' than before\r
+                       shrunkH = (sC.innerHeight < oldH)\r
+               ,       shrunkW = (sC.innerWidth < oldW)\r
+               ,       $P, o, s, dir\r
+               ;\r
+               // NOTE special order for sizing: S-N-E-W\r
+               $.each(["south","north","east","west"], function (i, pane) {\r
+                       if (!$Ps[pane]) return; // no pane - SKIP\r
+                       s       = state[pane];\r
+                       o       = options[pane];\r
+                       dir     = _c[pane].dir;\r
+\r
+                       if (o.autoResize && s.size != o.size) // resize pane to original size set in options\r
+                               sizePane(pane, o.size, true, true, true); // true=skipCallback/forceResize/noAnimation\r
+                       else {\r
+                               setSizeLimits(pane);\r
+                               makePaneFit(pane, false, true, true); // true=skipCallback/forceResize\r
+                       }\r
+               });\r
+\r
+               sizeMidPanes("", true, true); // true=skipCallback, true=forceResize\r
+               sizeHandles(); // reposition the toggler elements\r
+\r
+               // trigger all individual pane callbacks AFTER layout has finished resizing\r
+               o = options; // reuse alias\r
+               $.each(_c.allPanes, function (i, pane) {\r
+                       $P = $Ps[pane];\r
+                       if (!$P) return; // SKIP\r
+                       if (state[pane].isVisible) // undefined for non-existent panes\r
+                               _runCallbacks("onresize_end", pane); // callback - if exists\r
+               });\r
+\r
+               _runCallbacks("onresizeall_end");\r
+               //_triggerLayoutEvent(pane, 'resizeall');\r
+       }\r
+\r
+       /**\r
+       * Whenever a pane resizes or opens that has a nested layout, trigger resizeAll\r
+       *\r
+       * @param {string}       pane            The pane just resized or opened\r
+       */\r
+,      resizeChildLayout = function (evt_or_pane) {\r
+               var     pane = evtPane.call(this, evt_or_pane);\r
+               if (!options[pane].resizeChildLayout) return;\r
+               var     $P      = $Ps[pane]\r
+               ,       $C      = $Cs[pane]\r
+               ,       d       = "layout"\r
+               ,       P       = Instance[pane]\r
+               ,       L       = children[pane]\r
+               ;\r
+               // user may have manually set EITHER instance pointer, so handle that\r
+               if (P.child && !L) {\r
+                       // have to reverse the pointers!\r
+                       var el = P.child.container;\r
+                       L = children[pane] = (el ? el.data(d) : 0) || null; // set pointer _directly_ to layout instance\r
+               }\r
+\r
+               // if a layout-pointer exists, see if child has been destroyed\r
+               if (L && L.destroyed)\r
+                       L = children[pane] = null; // clear child pointers\r
+               // no child layout pointer is set - see if there is a child layout NOW\r
+               if (!L) L = children[pane] = $P.data(d) || ($C ? $C.data(d) : 0) || null; // set/update child pointers\r
+\r
+               // ALWAYS refresh the pane.child alias\r
+               P.child = children[pane];\r
+\r
+               if (L) L.resizeAll();\r
+       }\r
+\r
+\r
+       /**\r
+       * IF pane has a content-div, then resize all elements inside pane to fit pane-height\r
+       *\r
+       * @param {string=}      [panes=""]              The pane(s) being resized\r
+       * @param {boolean=}     [remeasure=false]       Should the content (header/footer) be remeasured?\r
+       */\r
+,      sizeContent = function (evt_or_panes, remeasure) {\r
+               if (!isInitialized()) return;\r
+\r
+               var panes = evtPane.call(this, evt_or_panes);\r
+               panes = panes ? panes.split(",") : _c.allPanes;\r
+\r
+               $.each(panes, function (idx, pane) {\r
+                       var\r
+                               $P      = $Ps[pane]\r
+                       ,       $C      = $Cs[pane]\r
+                       ,       o       = options[pane]\r
+                       ,       s       = state[pane]\r
+                       ,       m       = s.content // m = measurements\r
+                       ;\r
+                       if (!$P || !$C || !$P.is(":visible")) return true; // NOT VISIBLE - skip\r
+\r
+                       // if content-element was REMOVED, update OR remove the pointer\r
+                       if (!$C.length) {\r
+                               initContent(pane, false);       // false = do NOT sizeContent() - already there!\r
+                               if (!$C) return;                        // no replacement element found - pointer have been removed\r
+                       }\r
+\r
+                       // onsizecontent_start will CANCEL resizing if returns false\r
+                       if (false === _runCallbacks("onsizecontent_start", pane)) return;\r
+\r
+                       // skip re-measuring offsets if live-resizing\r
+                       if ((!s.isMoving && !s.isResizing) || o.liveContentResizing || remeasure || m.top == undefined) {\r
+                               _measure();\r
+                               // if any footers are below pane-bottom, they may not measure correctly,\r
+                               // so allow pane overflow and re-measure\r
+                               if (m.hiddenFooters > 0 && $P.css("overflow") === "hidden") {\r
+                                       $P.css("overflow", "visible");\r
+                                       _measure(); // remeasure while overflowing\r
+                                       $P.css("overflow", "hidden");\r
+                               }\r
+                       }\r
+                       // NOTE: spaceAbove/Below *includes* the pane paddingTop/Bottom, but not pane.borders\r
+                       var newH = s.innerHeight - (m.spaceAbove - s.css.paddingTop) - (m.spaceBelow - s.css.paddingBottom);\r
+\r
+                       if (!$C.is(":visible") || m.height != newH) {\r
+                               // size the Content element to fit new pane-size - will autoHide if not enough room\r
+                               setOuterHeight($C, newH, true); // true=autoHide\r
+                               m.height = newH; // save new height\r
+                       };\r
+\r
+                       if (state.initialized)\r
+                               _runCallbacks("onsizecontent_end", pane);\r
+\r
+                       function _below ($E) {\r
+                               return max(s.css.paddingBottom, (parseInt($E.css("marginBottom"), 10) || 0));\r
+                       };\r
+\r
+                       function _measure () {\r
+                               var\r
+                                       ignore  = options[pane].contentIgnoreSelector\r
+                               ,       $Fs             = $C.nextAll().not(ignore || ':lt(0)') // not :lt(0) = ALL\r
+                               ,       $Fs_vis = $Fs.filter(':visible')\r
+                               ,       $F              = $Fs_vis.filter(':last')\r
+                               ;\r
+                               m = {\r
+                                       top:                    $C[0].offsetTop\r
+                               ,       height:                 $C.outerHeight()\r
+                               ,       numFooters:             $Fs.length\r
+                               ,       hiddenFooters:  $Fs.length - $Fs_vis.length\r
+                               ,       spaceBelow:             0 // correct if no content footer ($E)\r
+                               }\r
+                                       m.spaceAbove    = m.top; // just for state - not used in calc\r
+                                       m.bottom                = m.top + m.height;\r
+                               if ($F.length)\r
+                                       //spaceBelow = (LastFooter.top + LastFooter.height) [footerBottom] - Content.bottom + max(LastFooter.marginBottom, pane.paddingBotom)\r
+                                       m.spaceBelow = ($F[0].offsetTop + $F.outerHeight()) - m.bottom + _below($F);\r
+                               else // no footer - check marginBottom on Content element itself\r
+                                       m.spaceBelow = _below($C);\r
+                       };\r
+               });\r
+       }\r
+\r
+\r
+       /**\r
+       * Called every time a pane is opened, closed, or resized to slide the togglers to 'center' and adjust their length if necessary\r
+       *\r
+       * @see  initHandles(), open(), close(), resizeAll()\r
+       * @param {string=}      [panes=""]              The pane(s) being resized\r
+       */\r
+,      sizeHandles = function (evt_or_panes) {\r
+               var panes = evtPane.call(this, evt_or_panes)\r
+               panes = panes ? panes.split(",") : _c.borderPanes;\r
+\r
+               $.each(panes, function (i, pane) {\r
+                       var \r
+                               o       = options[pane]\r
+                       ,       s       = state[pane]\r
+                       ,       $P      = $Ps[pane]\r
+                       ,       $R      = $Rs[pane]\r
+                       ,       $T      = $Ts[pane]\r
+                       ,       $TC\r
+                       ;\r
+                       if (!$P || !$R) return;\r
+\r
+                       var\r
+                               dir                     = _c[pane].dir\r
+                       ,       _state          = (s.isClosed ? "_closed" : "_open")\r
+                       ,       spacing         = o["spacing"+ _state]\r
+                       ,       togAlign        = o["togglerAlign"+ _state]\r
+                       ,       togLen          = o["togglerLength"+ _state]\r
+                       ,       paneLen\r
+                       ,       left\r
+                       ,       offset\r
+                       ,       CSS = {}\r
+                       ;\r
+\r
+                       if (spacing === 0) {\r
+                               $R.hide();\r
+                               return;\r
+                       }\r
+                       else if (!s.noRoom && !s.isHidden) // skip if resizer was hidden for any reason\r
+                               $R.show(); // in case was previously hidden\r
+\r
+                       // Resizer Bar is ALWAYS same width/height of pane it is attached to\r
+                       if (dir === "horz") { // north/south\r
+                               //paneLen = $P.outerWidth(); // s.outerWidth || \r
+                               paneLen = sC.innerWidth; // handle offscreen-panes\r
+                               s.resizerLength = paneLen;\r
+                               left = $.layout.cssNum($P, "left")\r
+                               $R.css({\r
+                                       width:  cssW($R, paneLen) // account for borders & padding\r
+                               ,       height: cssH($R, spacing) // ditto\r
+                               ,       left:   left > -9999 ? left : sC.insetLeft // handle offscreen-panes\r
+                               });\r
+                       }\r
+                       else { // east/west\r
+                               paneLen = $P.outerHeight(); // s.outerHeight || \r
+                               s.resizerLength = paneLen;\r
+                               $R.css({\r
+                                       height: cssH($R, paneLen) // account for borders & padding\r
+                               ,       width:  cssW($R, spacing) // ditto\r
+                               ,       top:    sC.insetTop + getPaneSize("north", true) // TODO: what if no North pane?\r
+                               //,     top:    $.layout.cssNum($Ps["center"], "top")\r
+                               });\r
+                       }\r
+\r
+                       // remove hover classes\r
+                       removeHover( o, $R );\r
+\r
+                       if ($T) {\r
+                               if (togLen === 0 || (s.isSliding && o.hideTogglerOnSlide)) {\r
+                                       $T.hide(); // always HIDE the toggler when 'sliding'\r
+                                       return;\r
+                               }\r
+                               else\r
+                                       $T.show(); // in case was previously hidden\r
+\r
+                               if (!(togLen > 0) || togLen === "100%" || togLen > paneLen) {\r
+                                       togLen = paneLen;\r
+                                       offset = 0;\r
+                               }\r
+                               else { // calculate 'offset' based on options.PANE.togglerAlign_open/closed\r
+                                       if (isStr(togAlign)) {\r
+                                               switch (togAlign) {\r
+                                                       case "top":\r
+                                                       case "left":    offset = 0;\r
+                                                                                       break;\r
+                                                       case "bottom":\r
+                                                       case "right":   offset = paneLen - togLen;\r
+                                                                                       break;\r
+                                                       case "middle":\r
+                                                       case "center":\r
+                                                       default:                offset = round((paneLen - togLen) / 2); // 'default' catches typos\r
+                                               }\r
+                                       }\r
+                                       else { // togAlign = number\r
+                                               var x = parseInt(togAlign, 10); //\r
+                                               if (togAlign >= 0) offset = x;\r
+                                               else offset = paneLen - togLen + x; // NOTE: x is negative!\r
+                                       }\r
+                               }\r
+\r
+                               if (dir === "horz") { // north/south\r
+                                       var width = cssW($T, togLen);\r
+                                       $T.css({\r
+                                               width:  width  // account for borders & padding\r
+                                       ,       height: cssH($T, spacing) // ditto\r
+                                       ,       left:   offset // TODO: VERIFY that toggler  positions correctly for ALL values\r
+                                       ,       top:    0\r
+                                       });\r
+                                       // CENTER the toggler content SPAN\r
+                                       $T.children(".content").each(function(){\r
+                                               $TC = $(this);\r
+                                               $TC.css("marginLeft", round((width-$TC.outerWidth())/2)); // could be negative\r
+                                       });\r
+                               }\r
+                               else { // east/west\r
+                                       var height = cssH($T, togLen);\r
+                                       $T.css({\r
+                                               height: height // account for borders & padding\r
+                                       ,       width:  cssW($T, spacing) // ditto\r
+                                       ,       top:    offset // POSITION the toggler\r
+                                       ,       left:   0\r
+                                       });\r
+                                       // CENTER the toggler content SPAN\r
+                                       $T.children(".content").each(function(){\r
+                                               $TC = $(this);\r
+                                               $TC.css("marginTop", round((height-$TC.outerHeight())/2)); // could be negative\r
+                                       });\r
+                               }\r
+\r
+                               // remove ALL hover classes\r
+                               removeHover( 0, $T );\r
+                       }\r
+\r
+                       // DONE measuring and sizing this resizer/toggler, so can be 'hidden' now\r
+                       if (!state.initialized && (o.initHidden || s.noRoom)) {\r
+                               $R.hide();\r
+                               if ($T) $T.hide();\r
+                       }\r
+               });\r
+       }\r
+\r
+\r
+       /**\r
+       * @param {string}       pane\r
+       */\r
+,      enableClosable = function (evt_or_pane) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $T      = $Ts[pane]\r
+               ,       o       = options[pane]\r
+               ;\r
+               if (!$T) return;\r
+               o.closable = true;\r
+               $T      .bind("click."+ sID, function(evt){ evt.stopPropagation(); toggle(pane); })\r
+                       .css("visibility", "visible")\r
+                       .css("cursor", "pointer")\r
+                       .attr("title", state[pane].isClosed ? o.togglerTip_closed : o.togglerTip_open) // may be blank\r
+                       .show();\r
+       }\r
+       /**\r
+       * @param {string}       pane\r
+       * @param {boolean=}     [hide=false]\r
+       */\r
+,      disableClosable = function (evt_or_pane, hide) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $T      = $Ts[pane]\r
+               ;\r
+               if (!$T) return;\r
+               options[pane].closable = false;\r
+               // is closable is disable, then pane MUST be open!\r
+               if (state[pane].isClosed) open(pane, false, true);\r
+               $T      .unbind("."+ sID)\r
+                       .css("visibility", hide ? "hidden" : "visible") // instead of hide(), which creates logic issues\r
+                       .css("cursor", "default")\r
+                       .attr("title", "");\r
+       }\r
+\r
+\r
+       /**\r
+       * @param {string}       pane\r
+       */\r
+,      enableSlidable = function (evt_or_pane) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $R      = $Rs[pane]\r
+               ;\r
+               if (!$R || !$R.data('draggable')) return;\r
+               options[pane].slidable = true; \r
+               if (s.isClosed)\r
+                       bindStartSlidingEvent(pane, true);\r
+       }\r
+       /**\r
+       * @param {string}       pane\r
+       */\r
+,      disableSlidable = function (evt_or_pane) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $R      = $Rs[pane]\r
+               ;\r
+               if (!$R) return;\r
+               options[pane].slidable = false; \r
+               if (state[pane].isSliding)\r
+                       close(pane, false, true);\r
+               else {\r
+                       bindStartSlidingEvent(pane, false);\r
+                       $R      .css("cursor", "default")\r
+                               .attr("title", "");\r
+                       removeHover(null, $R[0]); // in case currently hovered\r
+               }\r
+       }\r
+\r
+\r
+       /**\r
+       * @param {string}       pane\r
+       */\r
+,      enableResizable = function (evt_or_pane) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $R      = $Rs[pane]\r
+               ,       o       = options[pane]\r
+               ;\r
+               if (!$R || !$R.data('draggable')) return;\r
+               o.resizable = true; \r
+               $R.draggable("enable");\r
+               if (!state[pane].isClosed)\r
+                       $R      .css("cursor", o.resizerCursor)\r
+                               .attr("title", o.resizerTip);\r
+       }\r
+       /**\r
+       * @param {string}       pane\r
+       */\r
+,      disableResizable = function (evt_or_pane) {\r
+               if (!isInitialized()) return;\r
+               var     pane = evtPane.call(this, evt_or_pane)\r
+               ,       $R      = $Rs[pane]\r
+               ;\r
+               if (!$R || !$R.data('draggable')) return;\r
+               options[pane].resizable = false; \r
+               $R      .draggable("disable")\r
+                       .css("cursor", "default")\r
+                       .attr("title", "");\r
+               removeHover(null, $R[0]); // in case currently hovered\r
+       }\r
+\r
+\r
+       /**\r
+       * Move a pane from source-side (eg, west) to target-side (eg, east)\r
+       * If pane exists on target-side, move that to source-side, ie, 'swap' the panes\r
+       *\r
+       * @param {string}       pane1           The pane/edge being swapped\r
+       * @param {string}       pane2           ditto\r
+       */\r
+,      swapPanes = function (evt_or_pane1, pane2) {\r
+               if (!isInitialized()) return;\r
+               var pane1 = evtPane.call(this, evt_or_pane1);\r
+               // change state.edge NOW so callbacks can know where pane is headed...\r
+               state[pane1].edge = pane2;\r
+               state[pane2].edge = pane1;\r
+               // run these even if NOT state.initialized\r
+               if (false === _runCallbacks("onswap_start", pane1)\r
+                ||     false === _runCallbacks("onswap_start", pane2)\r
+               ) {\r
+                       state[pane1].edge = pane1; // reset\r
+                       state[pane2].edge = pane2;\r
+                       return;\r
+               }\r
+\r
+               var\r
+                       oPane1  = copy( pane1 )\r
+               ,       oPane2  = copy( pane2 )\r
+               ,       sizes   = {}\r
+               ;\r
+               sizes[pane1] = oPane1 ? oPane1.state.size : 0;\r
+               sizes[pane2] = oPane2 ? oPane2.state.size : 0;\r
+\r
+               // clear pointers & state\r
+               $Ps[pane1] = false; \r
+               $Ps[pane2] = false;\r
+               state[pane1] = {};\r
+               state[pane2] = {};\r
+               \r
+               // ALWAYS remove the resizer & toggler elements\r
+               if ($Ts[pane1]) $Ts[pane1].remove();\r
+               if ($Ts[pane2]) $Ts[pane2].remove();\r
+               if ($Rs[pane1]) $Rs[pane1].remove();\r
+               if ($Rs[pane2]) $Rs[pane2].remove();\r
+               $Rs[pane1] = $Rs[pane2] = $Ts[pane1] = $Ts[pane2] = false;\r
+\r
+               // transfer element pointers and data to NEW Layout keys\r
+               move( oPane1, pane2 );\r
+               move( oPane2, pane1 );\r
+\r
+               // cleanup objects\r
+               oPane1 = oPane2 = sizes = null;\r
+\r
+               // make panes 'visible' again\r
+               if ($Ps[pane1]) $Ps[pane1].css(_c.visible);\r
+               if ($Ps[pane2]) $Ps[pane2].css(_c.visible);\r
+\r
+               // fix any size discrepancies caused by swap\r
+               resizeAll();\r
+\r
+               // run these even if NOT state.initialized\r
+               _runCallbacks("onswap_end", pane1);\r
+               _runCallbacks("onswap_end", pane2);\r
+\r
+               return;\r
+\r
+               function copy (n) { // n = pane\r
+                       var\r
+                               $P      = $Ps[n]\r
+                       ,       $C      = $Cs[n]\r
+                       ;\r
+                       return !$P ? false : {\r
+                               pane:           n\r
+                       ,       P:                      $P ? $P[0] : false\r
+                       ,       C:                      $C ? $C[0] : false\r
+                       ,       state:          $.extend(true, {}, state[n])\r
+                       ,       options:        $.extend(true, {}, options[n])\r
+                       }\r
+               };\r
+\r
+               function move (oPane, pane) {\r
+                       if (!oPane) return;\r
+                       var\r
+                               P               = oPane.P\r
+                       ,       C               = oPane.C\r
+                       ,       oldPane = oPane.pane\r
+                       ,       c               = _c[pane]\r
+                       ,       side    = c.side.toLowerCase()\r
+                       ,       inset   = "inset"+ c.side\r
+                       //      save pane-options that should be retained\r
+                       ,       s               = $.extend({}, state[pane])\r
+                       ,       o               = options[pane]\r
+                       //      RETAIN side-specific FX Settings - more below\r
+                       ,       fx              = { resizerCursor: o.resizerCursor }\r
+                       ,       re, size, pos\r
+                       ;\r
+                       $.each("fxName,fxSpeed,fxSettings".split(","), function (i, k) {\r
+                               fx[k +"_open"]  = o[k +"_open"];\r
+                               fx[k +"_close"] = o[k +"_close"];\r
+                               fx[k +"_size"]  = o[k +"_size"];\r
+                       });\r
+\r
+                       // update object pointers and attributes\r
+                       $Ps[pane] = $(P)\r
+                               .data({\r
+                                       layoutPane:             Instance[pane]  // NEW pointer to pane-alias-object\r
+                               ,       layoutEdge:             pane\r
+                               })\r
+                               .css(_c.hidden)\r
+                               .css(c.cssReq)\r
+                       ;\r
+                       $Cs[pane] = C ? $(C) : false;\r
+\r
+                       // set options and state\r
+                       options[pane]   = $.extend({}, oPane.options, fx);\r
+                       state[pane]             = $.extend({}, oPane.state);\r
+\r
+                       // change classNames on the pane, eg: ui-layout-pane-east ==> ui-layout-pane-west\r
+                       re = new RegExp(o.paneClass +"-"+ oldPane, "g");\r
+                       P.className = P.className.replace(re, o.paneClass +"-"+ pane);\r
+\r
+                       // ALWAYS regenerate the resizer & toggler elements\r
+                       initHandles(pane); // create the required resizer & toggler\r
+\r
+                       // if moving to different orientation, then keep 'target' pane size\r
+                       if (c.dir != _c[oldPane].dir) {\r
+                               size = sizes[pane] || 0;\r
+                               setSizeLimits(pane); // update pane-state\r
+                               size = max(size, state[pane].minSize);\r
+                               // use manualSizePane to disable autoResize - not useful after panes are swapped\r
+                               manualSizePane(pane, size, true, true); // true/true = skipCallback/noAnimation\r
+                       }\r
+                       else // move the resizer here\r
+                               $Rs[pane].css(side, sC[inset] + (state[pane].isVisible ? getPaneSize(pane) : 0));\r
+\r
+\r
+                       // ADD CLASSNAMES & SLIDE-BINDINGS\r
+                       if (oPane.state.isVisible && !s.isVisible)\r
+                               setAsOpen(pane, true); // true = skipCallback\r
+                       else {\r
+                               setAsClosed(pane);\r
+                               bindStartSlidingEvent(pane, true); // will enable events IF option is set\r
+                       }\r
+\r
+                       // DESTROY the object\r
+                       oPane = null;\r
+               };\r
+       }\r
+\r
+\r
+       /**\r
+       * INTERNAL method to sync pin-buttons when pane is opened or closed\r
+       * Unpinned means the pane is 'sliding' - ie, over-top of the adjacent panes\r
+       *\r
+       * @see  open(), setAsOpen(), setAsClosed()\r
+       * @param {string}       pane   These are the params returned to callbacks by layout()\r
+       * @param {boolean}      doPin  True means set the pin 'down', False means 'up'\r
+       */\r
+,      syncPinBtns = function (pane, doPin) {\r
+               if ($.layout.plugins.buttons)\r
+                       $.each(state[pane].pins, function (i, selector) {\r
+                               $.layout.buttons.setPinState(Instance, $(selector), pane, doPin);\r
+                       });\r
+       }\r
+\r
+;      // END var DECLARATIONS\r
+\r
+       /**\r
+       * Capture keys when enableCursorHotkey - toggle pane if hotkey pressed\r
+       *\r
+       * @see  document.keydown()\r
+       */\r
+       function keyDown (evt) {\r
+               if (!evt) return true;\r
+               var code = evt.keyCode;\r
+               if (code < 33) return true; // ignore special keys: ENTER, TAB, etc\r
+\r
+               var\r
+                       PANE = {\r
+                               38: "north" // Up Cursor        - $.ui.keyCode.UP\r
+                       ,       40: "south" // Down Cursor      - $.ui.keyCode.DOWN\r
+                       ,       37: "west"  // Left Cursor      - $.ui.keyCode.LEFT\r
+                       ,       39: "east"  // Right Cursor     - $.ui.keyCode.RIGHT\r
+                       }\r
+               ,       ALT             = evt.altKey // no worky!\r
+               ,       SHIFT   = evt.shiftKey\r
+               ,       CTRL    = evt.ctrlKey\r
+               ,       CURSOR  = (CTRL && code >= 37 && code <= 40)\r
+               ,       o, k, m, pane\r
+               ;\r
+\r
+               if (CURSOR && options[PANE[code]].enableCursorHotkey) // valid cursor-hotkey\r
+                       pane = PANE[code];\r
+               else if (CTRL || SHIFT) // check to see if this matches a custom-hotkey\r
+                       $.each(_c.borderPanes, function (i, p) { // loop each pane to check its hotkey\r
+                               o = options[p];\r
+                               k = o.customHotkey;\r
+                               m = o.customHotkeyModifier; // if missing or invalid, treated as "CTRL+SHIFT"\r
+                               if ((SHIFT && m=="SHIFT") || (CTRL && m=="CTRL") || (CTRL && SHIFT)) { // Modifier matches\r
+                                       if (k && code === (isNaN(k) || k <= 9 ? k.toUpperCase().charCodeAt(0) : k)) { // Key matches\r
+                                               pane = p;\r
+                                               return false; // BREAK\r
+                                       }\r
+                               }\r
+                       });\r
+\r
+               // validate pane\r
+               if (!pane || !$Ps[pane] || !options[pane].closable || state[pane].isHidden)\r
+                       return true;\r
+\r
+               toggle(pane);\r
+\r
+               evt.stopPropagation();\r
+               evt.returnValue = false; // CANCEL key\r
+               return false;\r
+       };\r
+\r
+\r
+/*\r
+ * ######################################\r
+ *     UTILITY METHODS\r
+ *     called externally or by initButtons\r
+ * ######################################\r
+ */\r
+\r
+       /**\r
+       * Change/reset a pane overflow setting & zIndex to allow popups/drop-downs to work\r
+       *\r
+       * @param {Object=}   [el]       (optional) Can also be 'bound' to a click, mouseOver, or other event\r
+       */\r
+       function allowOverflow (el) {\r
+               if (!isInitialized()) return;\r
+               if (this && this.tagName) el = this; // BOUND to element\r
+               var $P;\r
+               if (isStr(el))\r
+                       $P = $Ps[el];\r
+               else if ($(el).data("layoutRole"))\r
+                       $P = $(el);\r
+               else\r
+                       $(el).parents().each(function(){\r
+                               if ($(this).data("layoutRole")) {\r
+                                       $P = $(this);\r
+                                       return false; // BREAK\r
+                               }\r
+                       });\r
+               if (!$P || !$P.length) return; // INVALID\r
+\r
+               var\r
+                       pane    = $P.data("layoutEdge")\r
+               ,       s               = state[pane]\r
+               ;\r
+\r
+               // if pane is already raised, then reset it before doing it again!\r
+               // this would happen if allowOverflow is attached to BOTH the pane and an element \r
+               if (s.cssSaved)\r
+                       resetOverflow(pane); // reset previous CSS before continuing\r
+\r
+               // if pane is raised by sliding or resizing, or its closed, then abort\r
+               if (s.isSliding || s.isResizing || s.isClosed) {\r
+                       s.cssSaved = false;\r
+                       return;\r
+               }\r
+\r
+               var\r
+                       newCSS  = { zIndex: (options.zIndexes.resizer_normal + 1) }\r
+               ,       curCSS  = {}\r
+               ,       of              = $P.css("overflow")\r
+               ,       ofX             = $P.css("overflowX")\r
+               ,       ofY             = $P.css("overflowY")\r
+               ;\r
+               // determine which, if any, overflow settings need to be changed\r
+               if (of != "visible") {\r
+                       curCSS.overflow = of;\r
+                       newCSS.overflow = "visible";\r
+               }\r
+               if (ofX && !ofX.match(/visible|auto/)) {\r
+                       curCSS.overflowX = ofX;\r
+                       newCSS.overflowX = "visible";\r
+               }\r
+               if (ofY && !ofY.match(/visible|auto/)) {\r
+                       curCSS.overflowY = ofX;\r
+                       newCSS.overflowY = "visible";\r
+               }\r
+\r
+               // save the current overflow settings - even if blank!\r
+               s.cssSaved = curCSS;\r
+\r
+               // apply new CSS to raise zIndex and, if necessary, make overflow 'visible'\r
+               $P.css( newCSS );\r
+\r
+               // make sure the zIndex of all other panes is normal\r
+               $.each(_c.allPanes, function(i, p) {\r
+                       if (p != pane) resetOverflow(p);\r
+               });\r
+\r
+       };\r
+       /**\r
+       * @param {Object=}   [el]       (optional) Can also be 'bound' to a click, mouseOver, or other event\r
+       */\r
+       function resetOverflow (el) {\r
+               if (!isInitialized()) return;\r
+               if (this && this.tagName) el = this; // BOUND to element\r
+               var $P;\r
+               if (isStr(el))\r
+                       $P = $Ps[el];\r
+               else if ($(el).data("layoutRole"))\r
+                       $P = $(el);\r
+               else\r
+                       $(el).parents().each(function(){\r
+                               if ($(this).data("layoutRole")) {\r
+                                       $P = $(this);\r
+                                       return false; // BREAK\r
+                               }\r
+                       });\r
+               if (!$P || !$P.length) return; // INVALID\r
+\r
+               var\r
+                       pane    = $P.data("layoutEdge")\r
+               ,       s               = state[pane]\r
+               ,       CSS             = s.cssSaved || {}\r
+               ;\r
+               // reset the zIndex\r
+               if (!s.isSliding && !s.isResizing)\r
+                       $P.css("zIndex", options.zIndexes.pane_normal);\r
+\r
+               // reset Overflow - if necessary\r
+               $P.css( CSS );\r
+\r
+               // clear var\r
+               s.cssSaved = false;\r
+       };\r
+\r
+/*\r
+ * #####################\r
+ * CREATE/RETURN LAYOUT\r
+ * #####################\r
+ */\r
+\r
+       // validate that container exists\r
+       var $N = $(this).eq(0); // FIRST matching Container element\r
+       if (!$N.length) {\r
+               if (options.showErrorMessages)\r
+                       _log( lang.errContainerMissing, true );\r
+               return null;\r
+       };\r
+\r
+       // Users retrieve Instance of a layout with: $N.layout() OR $N.data("layout")\r
+       // return the Instance-pointer if layout has already been initialized\r
+       if ($N.data("layoutContainer") && $N.data("layout"))\r
+               return $N.data("layout"); // cached pointer\r
+\r
+       // init global vars\r
+       var \r
+               $Ps     = {}    // Panes x5             - set in initPanes()\r
+       ,       $Cs     = {}    // Content x5   - set in initPanes()\r
+       ,       $Rs     = {}    // Resizers x4  - set in initHandles()\r
+       ,       $Ts     = {}    // Togglers x4  - set in initHandles()\r
+       ,       $Ms     = $([]) // Masks - up to 2 masks per pane (IFRAME + DIV)\r
+       //      aliases for code brevity\r
+       ,       sC      = state.container // alias for easy access to 'container dimensions'\r
+       ,       sID     = state.id // alias for unique layout ID/namespace - eg: "layout435"\r
+       ;\r
+\r
+       // create Instance object to expose data & option Properties, and primary action Methods\r
+       var Instance = {\r
+       //      layout data\r
+               options:                        options                 // property - options hash\r
+       ,       state:                          state                   // property - dimensions hash\r
+       //      object pointers\r
+       ,       container:                      $N                              // property - object pointers for layout container\r
+       ,       panes:                          $Ps                             // property - object pointers for ALL Panes: panes.north, panes.center\r
+       ,       contents:                       $Cs                             // property - object pointers for ALL Content: contents.north, contents.center\r
+       ,       resizers:                       $Rs                             // property - object pointers for ALL Resizers, eg: resizers.north\r
+       ,       togglers:                       $Ts                             // property - object pointers for ALL Togglers, eg: togglers.north\r
+       //      border-pane open/close\r
+       ,       hide:                           hide                    // method - ditto\r
+       ,       show:                           show                    // method - ditto\r
+       ,       toggle:                         toggle                  // method - pass a 'pane' ("north", "west", etc)\r
+       ,       open:                           open                    // method - ditto\r
+       ,       close:                          close                   // method - ditto\r
+       ,       slideOpen:                      slideOpen               // method - ditto\r
+       ,       slideClose:                     slideClose              // method - ditto\r
+       ,       slideToggle:            slideToggle             // method - ditto\r
+       //      pane actions\r
+       ,       setSizeLimits:          setSizeLimits   // method - pass a 'pane' - update state min/max data\r
+       ,       _sizePane:                      sizePane                // method -intended for user by plugins only!\r
+       ,       sizePane:                       manualSizePane  // method - pass a 'pane' AND an 'outer-size' in pixels or percent, or 'auto'\r
+       ,       sizeContent:            sizeContent             // method - pass a 'pane'\r
+       ,       swapPanes:                      swapPanes               // method - pass TWO 'panes' - will swap them\r
+       //      pane element methods\r
+       ,       initContent:            initContent             // method - ditto\r
+       ,       addPane:                        addPane                 // method - pass a 'pane'\r
+       ,       removePane:                     removePane              // method - pass a 'pane' to remove from layout, add 'true' to delete the pane-elem\r
+       ,       createChildLayout:      createChildLayout// method - pass a 'pane' and (optional) layout-options (OVERRIDES options[pane].childOptions\r
+       //      special pane option setting\r
+       ,       enableClosable:         enableClosable  // method - pass a 'pane'\r
+       ,       disableClosable:        disableClosable // method - ditto\r
+       ,       enableSlidable:         enableSlidable  // method - ditto\r
+       ,       disableSlidable:        disableSlidable // method - ditto\r
+       ,       enableResizable:        enableResizable // method - ditto\r
+       ,       disableResizable:       disableResizable// method - ditto\r
+       //      utility methods for panes\r
+       ,       allowOverflow:          allowOverflow   // utility - pass calling element (this)\r
+       ,       resetOverflow:          resetOverflow   // utility - ditto\r
+       //      layout control\r
+       ,       destroy:                        destroy                 // method - no parameters\r
+       ,       initPanes:                      isInitialized   // method - no parameters\r
+       ,       resizeAll:                      resizeAll               // method - no parameters\r
+       //      callback triggering\r
+       ,       runCallbacks:           _runCallbacks   // method - pass evtName & pane (if a pane-event), eg: trigger("onopen", "west")\r
+       //      alias collections of options, state and children - created in addPane and extended elsewhere\r
+       ,       hasParentLayout:        false                   // set by initContainer()\r
+       ,       children:                       children                // pointers to child-layouts, eg: Instance.children["west"]\r
+       ,       north:                          false                   // alias group: { name: pane, pane: $Ps[pane], options: options[pane], state: state[pane], child: children[pane] }\r
+       ,       south:                          false                   // ditto\r
+       ,       west:                           false                   // ditto\r
+       ,       east:                           false                   // ditto\r
+       ,       center:                         false                   // ditto\r
+       };\r
+\r
+       // create the border layout NOW\r
+       if (_create() === 'cancel') // onload_start callback returned false to CANCEL layout creation\r
+               return null;\r
+       else // true OR false -- if layout-elements did NOT init (hidden or do not exist), can auto-init later\r
+               return Instance; // return the Instance object\r
+\r
+}\r
+\r
+\r
+\r
+\r
+/**\r
+ * jquery.layout.state 1.0\r
+ * $Date: 2011-07-16 08:00:00 (Sat, 16 July 2011) $\r
+ *\r
+ * Copyright (c) 2010 \r
+ *   Kevin Dalman (http://allpro.net)\r
+ *\r
+ * Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)\r
+ * and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.\r
+ *\r
+ * @dependancies: UI Layout 1.3.0.rc30.1 or higher\r
+ * @dependancies: $.ui.cookie (above)\r
+ *\r
+ * @support: http://groups.google.com/group/jquery-ui-layout\r
+ */\r
+/*\r
+ *     State-management options stored in options.stateManagement, which includes a .cookie hash\r
+ *     Default options saves ALL KEYS for ALL PANES, ie: pane.size, pane.isClosed, pane.isHidden\r
+ *\r
+ *     // STATE/COOKIE OPTIONS\r
+ *     @example $(el).layout({\r
+                               stateManagement: {\r
+                                       enabled:        true\r
+                               ,       stateKeys:      "east.size,west.size,east.isClosed,west.isClosed"\r
+                               ,       cookie:         { name: "appLayout", path: "/" }\r
+                               }\r
+                       })\r
+ *     @example $(el).layout({ stateManagement__enabled: true }) // enable auto-state-management using cookies\r
+ *     @example $(el).layout({ stateManagement__cookie: { name: "appLayout", path: "/" } })\r
+ *     @example $(el).layout({ stateManagement__cookie__name: "appLayout", stateManagement__cookie__path: "/" })\r
+ *\r
+ *     // STATE/COOKIE METHODS\r
+ *     @example myLayout.saveCookie( "west.isClosed,north.size,south.isHidden", {expires: 7} );\r
+ *     @example myLayout.loadCookie();\r
+ *     @example myLayout.deleteCookie();\r
+ *     @example var JSON = myLayout.readState();       // CURRENT Layout State\r
+ *     @example var JSON = myLayout.readCookie();      // SAVED Layout State (from cookie)\r
+ *     @example var JSON = myLayout.state.stateData;   // LAST LOADED Layout State (cookie saved in layout.state hash)\r
+ *\r
+ *     CUSTOM STATE-MANAGEMENT (eg, saved in a database)\r
+ *     @example var JSON = myLayout.readState( "west.isClosed,north.size,south.isHidden" );\r
+ *     @example myLayout.loadState( JSON );\r
+ */\r
+\r
+/**\r
+ *     UI COOKIE UTILITY\r
+ *\r
+ *     A $.cookie OR $.ui.cookie namespace *should be standard*, but until then...\r
+ *     This creates $.ui.cookie so Layout does not need the cookie.jquery.js plugin\r
+ *     NOTE: This utility is REQUIRED by the layout.state plugin\r
+ *\r
+ *     Cookie methods in Layout are created as part of State Management \r
+ */\r
+if (!$.ui) $.ui = {};\r
+$.ui.cookie = {\r
+\r
+       // cookieEnabled is not in DOM specs, but DOES works in all browsers,including IE6\r
+       acceptsCookies: !!navigator.cookieEnabled\r
+\r
+,      read: function (name) {\r
+               var\r
+                       c               = document.cookie\r
+               ,       cs              = c ? c.split(';') : []\r
+               ,       pair    // loop var\r
+               ;\r
+               for (var i=0, n=cs.length; i < n; i++) {\r
+                       pair = $.trim(cs[i]).split('='); // name=value pair\r
+                       if (pair[0] == name) // found the layout cookie\r
+                               return decodeURIComponent(pair[1]);\r
+\r
+               }\r
+               return null;\r
+       }\r
+\r
+,      write: function (name, val, cookieOpts) {\r
+               var\r
+                       params  = ''\r
+               ,       date    = ''\r
+               ,       clear   = false\r
+               ,       o               = cookieOpts || {}\r
+               ,       x               = o.expires\r
+               ;\r
+               if (x && x.toUTCString)\r
+                       date = x;\r
+               else if (x === null || typeof x === 'number') {\r
+                       date = new Date();\r
+                       if (x > 0)\r
+                               date.setDate(date.getDate() + x);\r
+                       else {\r
+                               date.setFullYear(1970);\r
+                               clear = true;\r
+                       }\r
+               }\r
+               if (date)               params += ';expires='+ date.toUTCString();\r
+               if (o.path)             params += ';path='+ o.path;\r
+               if (o.domain)   params += ';domain='+ o.domain;\r
+               if (o.secure)   params += ';secure';\r
+               document.cookie = name +'='+ (clear ? "" : encodeURIComponent( val )) + params; // write or clear cookie\r
+       }\r
+\r
+,      clear: function (name) {\r
+               $.ui.cookie.write(name, '', {expires: -1});\r
+       }\r
+\r
+};\r
+// if cookie.jquery.js is not loaded, create an alias to replicate it\r
+// this may be useful to other plugins or code dependent on that plugin\r
+if (!$.cookie) $.cookie = function (k, v, o) {\r
+       var C = $.ui.cookie;\r
+       if (v === null)\r
+               C.clear(k);\r
+       else if (v === undefined)\r
+               return C.read(k);\r
+       else\r
+               C.write(k, v, o);\r
+};\r
+\r
+\r
+// tell Layout that the state plugin is available\r
+$.layout.plugins.stateManagement = true;\r
+\r
+//     Add State-Management options to layout.defaults\r
+$.layout.config.optionRootKeys.push("stateManagement");\r
+$.layout.defaults.stateManagement = {\r
+       enabled:        false   // true = enable state-management, even if not using cookies\r
+,      autoSave:       true    // Save a state-cookie when page exits?\r
+,      autoLoad:       true    // Load the state-cookie when Layout inits?\r
+       // List state-data to save - must be pane-specific\r
+,      stateKeys:      "north.size,south.size,east.size,west.size,"+\r
+                               "north.isClosed,south.isClosed,east.isClosed,west.isClosed,"+\r
+                               "north.isHidden,south.isHidden,east.isHidden,west.isHidden"\r
+,      cookie: {\r
+               name:   ""      // If not specified, will use Layout.name, else just "Layout"\r
+       ,       domain: ""      // blank = current domain\r
+       ,       path:   ""      // blank = current page, '/' = entire website\r
+       ,       expires: ""     // 'days' to keep cookie - leave blank for 'session cookie'\r
+       ,       secure: false\r
+       }\r
+};\r
+// Set stateManagement as a layout-option, NOT a pane-option\r
+$.layout.optionsMap.layout.push("stateManagement");\r
+\r
+/*\r
+ *     State Management methods\r
+ */\r
+$.layout.state = {\r
+\r
+       /**\r
+        * Get the current layout state and save it to a cookie\r
+        *\r
+        * myLayout.saveCookie( keys, cookieOpts )\r
+        *\r
+        * @param {Object}                      inst\r
+        * @param {(string|Array)=}     keys\r
+        * @param {Object=}                     opts\r
+        */\r
+       saveCookie: function (inst, keys, cookieOpts) {\r
+               var o   = inst.options\r
+               ,       oS      = o.stateManagement\r
+               ,       oC      = $.extend(true, {}, oS.cookie, cookieOpts || null)\r
+               ,       data = inst.state.stateData = inst.readState( keys || oS.stateKeys ) // read current panes-state\r
+               ;\r
+               $.ui.cookie.write( oC.name || o.name || "Layout", $.layout.state.encodeJSON(data), oC );\r
+               return $.extend(true, {}, data); // return COPY of state.stateData data\r
+       }\r
+\r
+       /**\r
+        * Remove the state cookie\r
+        *\r
+        * @param {Object}      inst\r
+        */\r
+,      deleteCookie: function (inst) {\r
+               var o = inst.options;\r
+               $.ui.cookie.clear( o.stateManagement.cookie.name || o.name || "Layout" );\r
+       }\r
+\r
+       /**\r
+        * Read & return data from the cookie - as JSON\r
+        *\r
+        * @param {Object}      inst\r
+        */\r
+,      readCookie: function (inst) {\r
+               var o = inst.options;\r
+               var c = $.ui.cookie.read( o.stateManagement.cookie.name || o.name || "Layout" );\r
+               // convert cookie string back to a hash and return it\r
+               return c ? $.layout.state.decodeJSON(c) : {};\r
+       }\r
+\r
+       /**\r
+        * Get data from the cookie and USE IT to loadState\r
+        *\r
+        * @param {Object}      inst\r
+        */\r
+,      loadCookie: function (inst) {\r
+               var c = $.layout.state.readCookie(inst); // READ the cookie\r
+               if (c) {\r
+                       inst.state.stateData = $.extend(true, {}, c); // SET state.stateData\r
+                       inst.loadState(c); // LOAD the retrieved state\r
+               }\r
+               return c;\r
+       }\r
+       \r
+       /**\r
+        * Update layout options from the cookie, if one exists\r
+        *\r
+        * @param {Object}              inst\r
+        * @param {Object=}             stateData\r
+        * @param {boolean=}    animate\r
+        */\r
+,      loadState: function (inst, stateData, animate) {\r
+               stateData = $.layout.transformData( stateData ); // panes = default subkey\r
+               if ($.isEmptyObject( stateData )) return;\r
+               $.extend(true, inst.options, stateData); // update layout options\r
+               // if layout has already been initialized, then UPDATE layout state\r
+               if (inst.state.initialized) {\r
+                       var pane, vis, o, s, h, c\r
+                       ,       noAnimate = (animate===false)\r
+                       ;\r
+                       $.each($.layout.config.borderPanes, function (idx, pane) {\r
+                               state = inst.state[pane];\r
+                               o = stateData[ pane ];\r
+                               if (typeof o != 'object') return; // no key, continue\r
+                               s       = o.size;\r
+                               c       = o.initClosed;\r
+                               h       = o.initHidden;\r
+                               vis     = state.isVisible;\r
+                               // resize BEFORE opening\r
+                               if (!vis)\r
+                                       inst.sizePane(pane, s, false, false);\r
+                               if (h === true)                 inst.hide(pane, noAnimate);\r
+                               else if (c === false)   inst.open (pane, false, noAnimate);\r
+                               else if (c === true)    inst.close(pane, false, noAnimate);\r
+                               else if (h === false)   inst.show (pane, false, noAnimate);\r
+                               // resize AFTER any other actions\r
+                               if (vis)\r
+                                       inst.sizePane(pane, s, false, noAnimate); // animate resize if option passed\r
+                       });\r
+               };\r
+       }\r
+\r
+       /**\r
+        * Get the *current layout state* and return it as a hash\r
+        *\r
+        * @param {Object=}                     inst\r
+        * @param {(string|Array)=}     keys\r
+        */\r
+,      readState: function (inst, keys) {\r
+               var\r
+                       data    = {}\r
+               ,       alt             = { isClosed: 'initClosed', isHidden: 'initHidden' }\r
+               ,       state   = inst.state\r
+               ,       panes   = $.layout.config.allPanes\r
+               ,       pair, pane, key, val\r
+               ;\r
+               if (!keys) keys = inst.options.stateManagement.stateKeys; // if called by user\r
+               if ($.isArray(keys)) keys = keys.join(",");\r
+               // convert keys to an array and change delimiters from '__' to '.'\r
+               keys = keys.replace(/__/g, ".").split(',');\r
+               // loop keys and create a data hash\r
+               for (var i=0, n=keys.length; i < n; i++) {\r
+                       pair = keys[i].split(".");\r
+                       pane = pair[0];\r
+                       key  = pair[1];\r
+                       if ($.inArray(pane, panes) < 0) continue; // bad pane!\r
+                       val = state[ pane ][ key ];\r
+                       if (val == undefined) continue;\r
+                       if (key=="isClosed" && state[pane]["isSliding"])\r
+                               val = true; // if sliding, then *really* isClosed\r
+                       ( data[pane] || (data[pane]={}) )[ alt[key] ? alt[key] : key ] = val;\r
+               }\r
+               return data;\r
+       }\r
+\r
+       /**\r
+        *      Stringify a JSON hash so can save in a cookie or db-field\r
+        */\r
+,      encodeJSON: function (JSON) {\r
+               return parse(JSON);\r
+               function parse (h) {\r
+                       var D=[], i=0, k, v, t; // k = key, v = value\r
+                       for (k in h) {\r
+                               v = h[k];\r
+                               t = typeof v;\r
+                               if (t == 'string')              // STRING - add quotes\r
+                                       v = '"'+ v +'"';\r
+                               else if (t == 'object') // SUB-KEY - recurse into it\r
+                                       v = parse(v);\r
+                               D[i++] = '"'+ k +'":'+ v;\r
+                       }\r
+                       return '{'+ D.join(',') +'}';\r
+               };\r
+       }\r
+\r
+       /**\r
+        *      Convert stringified JSON back to a hash object\r
+        *      @see            $.parseJSON(), adding in jQuery 1.4.1\r
+        */\r
+,      decodeJSON: function (str) {\r
+               try { return $.parseJSON ? $.parseJSON(str) : window["eval"]("("+ str +")") || {}; }\r
+               catch (e) { return {}; }\r
+       }\r
+\r
+\r
+,      _create: function (inst) {\r
+               var _   = $.layout.state;\r
+               //      ADD State-Management plugin methods to inst\r
+                $.extend( inst, {\r
+               //      readCookie - update options from cookie - returns hash of cookie data\r
+                       readCookie:             function () { return _.readCookie(inst); }\r
+               //      deleteCookie\r
+               ,       deleteCookie:   function () { _.deleteCookie(inst); }\r
+               //      saveCookie - optionally pass keys-list and cookie-options (hash)\r
+               ,       saveCookie:             function (keys, cookieOpts) { return _.saveCookie(inst, keys, cookieOpts); }\r
+               //      loadCookie - readCookie and use to loadState() - returns hash of cookie data\r
+               ,       loadCookie:             function () { return _.loadCookie(inst); }\r
+               //      loadState - pass a hash of state to use to update options\r
+               ,       loadState:              function (stateData, animate) { _.loadState(inst, stateData, animate); }\r
+               //      readState - returns hash of current layout-state\r
+               ,       readState:              function (keys) { return _.readState(inst, keys); }\r
+               //      add JSON utility methods too...\r
+               ,       encodeJSON:             _.encodeJSON\r
+               ,       decodeJSON:             _.decodeJSON\r
+               });\r
+\r
+               // init state.stateData key, even if plugin is initially disabled\r
+               inst.state.stateData = {};\r
+\r
+               // read and load cookie-data per options\r
+               var oS = inst.options.stateManagement;\r
+               if (oS.enabled) {\r
+                       if (oS.autoLoad) // update the options from the cookie\r
+                               inst.loadCookie();\r
+                       else // don't modify options - just store cookie data in state.stateData\r
+                               inst.state.stateData = inst.readCookie();\r
+               }\r
+       }\r
+\r
+,      _unload: function (inst) {\r
+               var oS = inst.options.stateManagement;\r
+               if (oS.enabled) {\r
+                       if (oS.autoSave) // save a state-cookie automatically\r
+                               inst.saveCookie();\r
+                       else // don't save a cookie, but do store state-data in state.stateData key\r
+                               inst.state.stateData = inst.readState();\r
+               }\r
+       }\r
+\r
+};\r
+\r
+// add state initialization method to Layout's onCreate array of functions\r
+$.layout.onCreate.push( $.layout.state._create );\r
+$.layout.onUnload.push( $.layout.state._unload );\r
+\r
+\r
+\r
+\r
+/**\r
+ * jquery.layout.buttons 1.0\r
+ * $Date: 2011-07-16 08:00:00 (Sat, 16 July 2011) $\r
+ *\r
+ * Copyright (c) 2010 \r
+ *   Kevin Dalman (http://allpro.net)\r
+ *\r
+ * Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)\r
+ * and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.\r
+ *\r
+ * @dependancies: UI Layout 1.3.0.rc30.1 or higher\r
+ *\r
+ * @support: http://groups.google.com/group/jquery-ui-layout\r
+ *\r
+ * Docs: [ to come ]\r
+ * Tips: [ to come ]\r
+ */\r
+\r
+// tell Layout that the state plugin is available\r
+$.layout.plugins.buttons = true;\r
+\r
+//     Add buttons options to layout.defaults\r
+$.layout.defaults.autoBindCustomButtons = false;\r
+// Specify autoBindCustomButtons as a layout-option, NOT a pane-option\r
+$.layout.optionsMap.layout.push("autoBindCustomButtons");\r
+\r
+var lang = $.layout.language;\r
+\r
+/*\r
+ *     Button methods\r
+ */\r
+$.layout.buttons = {\r
+\r
+       /**\r
+       * Searches for .ui-layout-button-xxx elements and auto-binds them as layout-buttons\r
+       *\r
+       * @see  _create()\r
+       *\r
+       * @param  {Object}              inst    Layout Instance object\r
+       */\r
+       init: function (inst) {\r
+               var pre         = "ui-layout-button-"\r
+               ,       layout  = inst.options.name || ""\r
+               ,       name;\r
+               $.each("toggle,open,close,pin,toggle-slide,open-slide".split(","), function (i, action) {\r
+                       $.each($.layout.config.borderPanes, function (ii, pane) {\r
+                               $("."+pre+action+"-"+pane).each(function(){\r
+                                       // if button was previously 'bound', data.layoutName was set, but is blank if layout has no 'name'\r
+                                       name = $(this).data("layoutName") || $(this).attr("layoutName");\r
+                                       if (name == undefined || name === layout)\r
+                                               inst.bindButton(this, action, pane);\r
+                               });\r
+                       });\r
+               });\r
+       }\r
+\r
+       /**\r
+       * Helper function to validate params received by addButton utilities\r
+       *\r
+       * Two classes are added to the element, based on the buttonClass...\r
+       * The type of button is appended to create the 2nd className:\r
+       *  - ui-layout-button-pin               // action btnClass\r
+       *  - ui-layout-button-pin-west  // action btnClass + pane\r
+       *  - ui-layout-button-toggle\r
+       *  - ui-layout-button-open\r
+       *  - ui-layout-button-close\r
+       *\r
+       * @param {Object}                       inst            Layout Instance object\r
+       * @param {(string|!Object)}     selector        jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"\r
+       * @param {string}               pane            Name of the pane the button is for: 'north', 'south', etc.\r
+       *\r
+       * @return {Array.<Object>}      If both params valid, the element matching 'selector' in a jQuery wrapper - otherwise returns null\r
+       */\r
+,      get: function (inst, selector, pane, action) {\r
+               var $E  = $(selector)\r
+               ,       o       = inst.options\r
+               ,       err     = o.showErrorMessages\r
+               ;\r
+               if (!$E.length) { // element not found\r
+                       if (err) $.layout.msg(lang.errButton + lang.selector +": "+ selector, true);\r
+               }\r
+               else if ($.inArray(pane, $.layout.config.borderPanes) < 0) { // invalid 'pane' sepecified\r
+                       if (err) $.layout.msg(lang.errButton + lang.pane +": "+ pane, true);\r
+                       $E = $("");  // NO BUTTON\r
+               }\r
+               else { // VALID\r
+                       var btn = o[pane].buttonClass +"-"+ action;\r
+                       $E      .addClass( btn +" "+ btn +"-"+ pane )\r
+                               .data("layoutName", o.name); // add layout identifier - even if blank!\r
+               }\r
+               return $E;\r
+       }\r
+\r
+\r
+       /**\r
+       * NEW syntax for binding layout-buttons - will eventually replace addToggle, addOpen, etc.\r
+       *\r
+       * @param {Object}                       inst            Layout Instance object\r
+       * @param {(string|!Object)}     selector        jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"\r
+       * @param {string}                       action\r
+       * @param {string}                       pane\r
+       */\r
+,      bind: function (inst, selector, action, pane) {\r
+               var _ = $.layout.buttons;\r
+               switch (action.toLowerCase()) {\r
+                       case "toggle":                  _.addToggle     (inst, selector, pane); break;  \r
+                       case "open":                    _.addOpen       (inst, selector, pane); break;\r
+                       case "close":                   _.addClose      (inst, selector, pane); break;\r
+                       case "pin":                             _.addPin        (inst, selector, pane); break;\r
+                       case "toggle-slide":    _.addToggle     (inst, selector, pane, true); break;    \r
+                       case "open-slide":              _.addOpen       (inst, selector, pane, true); break;\r
+               }\r
+               return inst;\r
+       }\r
+\r
+       /**\r
+       * Add a custom Toggler button for a pane\r
+       *\r
+       * @param {Object}                       inst            Layout Instance object\r
+       * @param {(string|!Object)}     selector        jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"\r
+       * @param {string}                       pane            Name of the pane the button is for: 'north', 'south', etc.\r
+       * @param {boolean=}                     slide           true = slide-open, false = pin-open\r
+       */\r
+,      addToggle: function (inst, selector, pane, slide) {\r
+               $.layout.buttons.get(inst, selector, pane, "toggle")\r
+                       .click(function(evt){\r
+                               inst.toggle(pane, !!slide);\r
+                               evt.stopPropagation();\r
+                       });\r
+               return inst;\r
+       }\r
+\r
+       /**\r
+       * Add a custom Open button for a pane\r
+       *\r
+       * @param {Object}                       inst            Layout Instance object\r
+       * @param {(string|!Object)}     selector        jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"\r
+       * @param {string}                       pane            Name of the pane the button is for: 'north', 'south', etc.\r
+       * @param {boolean=}                     slide           true = slide-open, false = pin-open\r
+       */\r
+,      addOpen: function (inst, selector, pane, slide) {\r
+               $.layout.buttons.get(inst, selector, pane, "open")\r
+                       .attr("title", lang.Open)\r
+                       .click(function (evt) {\r
+                               inst.open(pane, !!slide);\r
+                               evt.stopPropagation();\r
+                       });\r
+               return inst;\r
+       }\r
+\r
+       /**\r
+       * Add a custom Close button for a pane\r
+       *\r
+       * @param {Object}                       inst            Layout Instance object\r
+       * @param {(string|!Object)}     selector        jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"\r
+       * @param {string}               pane            Name of the pane the button is for: 'north', 'south', etc.\r
+       */\r
+,      addClose: function (inst, selector, pane) {\r
+               $.layout.buttons.get(inst, selector, pane, "close")\r
+                       .attr("title", lang.Close)\r
+                       .click(function (evt) {\r
+                               inst.close(pane);\r
+                               evt.stopPropagation();\r
+                       });\r
+               return inst;\r
+       }\r
+\r
+       /**\r
+       * Add a custom Pin button for a pane\r
+       *\r
+       * Four classes are added to the element, based on the paneClass for the associated pane...\r
+       * Assuming the default paneClass and the pin is 'up', these classes are added for a west-pane pin:\r
+       *  - ui-layout-pane-pin\r
+       *  - ui-layout-pane-west-pin\r
+       *  - ui-layout-pane-pin-up\r
+       *  - ui-layout-pane-west-pin-up\r
+       *\r
+       * @param {Object}                       inst            Layout Instance object\r
+       * @param {(string|!Object)}     selector        jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"\r
+       * @param {string}               pane            Name of the pane the pin is for: 'north', 'south', etc.\r
+       */\r
+,      addPin: function (inst, selector, pane) {\r
+               var     _       = $.layout.buttons\r
+               ,       $E      = _.get(inst, selector, pane, "pin");\r
+               if ($E.length) {\r
+                       var s = inst.state[pane];\r
+                       $E.click(function (evt) {\r
+                               _.setPinState(inst, $(this), pane, (s.isSliding || s.isClosed));\r
+                               if (s.isSliding || s.isClosed) inst.open( pane ); // change from sliding to open\r
+                               else inst.close( pane ); // slide-closed\r
+                               evt.stopPropagation();\r
+                       });\r
+                       // add up/down pin attributes and classes\r
+                       _.setPinState(inst, $E, pane, (!s.isClosed && !s.isSliding));\r
+                       // add this pin to the pane data so we can 'sync it' automatically\r
+                       // PANE.pins key is an array so we can store multiple pins for each pane\r
+                       s.pins.push( selector ); // just save the selector string\r
+               }\r
+               return inst;\r
+       }\r
+\r
+       /**\r
+       * Change the class of the pin button to make it look 'up' or 'down'\r
+       *\r
+       * @see  addPin(), syncPins()\r
+       *\r
+       * @param {Object}                       inst    Layout Instance object\r
+       * @param {Array.<Object>}       $Pin    The pin-span element in a jQuery wrapper\r
+       * @param {string}                       pane    These are the params returned to callbacks by layout()\r
+       * @param {boolean}                      doPin   true = set the pin 'down', false = set it 'up'\r
+       */\r
+,      setPinState: function (inst, $Pin, pane, doPin) {\r
+               var updown = $Pin.attr("pin");\r
+               if (updown && doPin === (updown=="down")) return; // already in correct state\r
+               var\r
+                       pin             = inst.options[pane].buttonClass +"-pin"\r
+               ,       side    = pin +"-"+ pane\r
+               ,       UP              = pin +"-up "+  side +"-up"\r
+               ,       DN              = pin +"-down "+side +"-down"\r
+               ;\r
+               $Pin\r
+                       .attr("pin", doPin ? "down" : "up") // logic\r
+                       .attr("title", doPin ? lang.Unpin : lang.Pin)\r
+                       .removeClass( doPin ? UP : DN ) \r
+                       .addClass( doPin ? DN : UP ) \r
+               ;\r
+       }\r
+\r
+       /**\r
+       * INTERNAL function to sync 'pin buttons' when pane is opened or closed\r
+       * Unpinned means the pane is 'sliding' - ie, over-top of the adjacent panes\r
+       *\r
+       * @see  open(), close()\r
+       *\r
+       * @param {Object}                       inst    Layout Instance object\r
+       * @param {string}       pane    These are the params returned to callbacks by layout()\r
+       * @param {boolean}      doPin   True means set the pin 'down', False means 'up'\r
+       */\r
+,      syncPinBtns: function (inst, pane, doPin) {\r
+               // REAL METHOD IS _INSIDE_ LAYOUT - THIS IS HERE JUST FOR REFERENCE\r
+               $.each(state[pane].pins, function (i, selector) {\r
+                       $.layout.buttons.setPinState(inst, $(selector), pane, doPin);\r
+               });\r
+       }\r
+\r
+\r
+,      _load: function (inst) {\r
+               var     _       = $.layout.buttons;\r
+               // ADD Button methods to Layout Instance\r
+               // Note: sel = jQuery Selector string\r
+               $.extend( inst, {\r
+                       bindButton:             function (sel, action, pane) { return _.bind(inst, sel, action, pane); }\r
+               //      DEPRECATED METHODS\r
+               ,       addToggleBtn:   function (sel, pane, slide) { return _.addToggle(inst, sel, pane, slide); }\r
+               ,       addOpenBtn:             function (sel, pane, slide) { return _.addOpen(inst, sel, pane, slide); }\r
+               ,       addCloseBtn:    function (sel, pane) { return _.addClose(inst, sel, pane); }\r
+               ,       addPinBtn:              function (sel, pane) { return _.addPin(inst, sel, pane); }\r
+               });\r
+\r
+               // init state array to hold pin-buttons\r
+               for (var i=0; i<4; i++) {\r
+                       var pane = $.layout.config.borderPanes[i];\r
+                       inst.state[pane].pins = [];\r
+               }\r
+\r
+               // auto-init buttons onLoad if option is enabled\r
+               if ( inst.options.autoBindCustomButtons )\r
+                       _.init(inst);\r
+       }\r
+\r
+,      _unload: function (inst) {\r
+               // TODO: unbind all buttons???\r
+       }\r
+\r
+};\r
+\r
+// add initialization method to Layout's onLoad array of functions\r
+$.layout.onLoad.push(  $.layout.buttons._load );\r
+//$.layout.onUnload.push( $.layout.buttons._unload );\r
+\r
+\r
+\r
+/**\r
+ * jquery.layout.browserZoom 1.0\r
+ * $Date: 2011-12-29 08:00:00 (Thu, 29 Dec 2011) $\r
+ *\r
+ * Copyright (c) 2012 \r
+ *   Kevin Dalman (http://allpro.net)\r
+ *\r
+ * Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)\r
+ * and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.\r
+ *\r
+ * @dependancies: UI Layout 1.3.0.rc30.1 or higher\r
+ *\r
+ * @support: http://groups.google.com/group/jquery-ui-layout\r
+ *\r
+ * @todo: Extend logic to handle other problematic zooming in browsers\r
+ * @todo: Add hotkey/mousewheel bindings to _instantly_ respond to these zoom event\r
+ */\r
+\r
+// tell Layout that the plugin is available\r
+$.layout.plugins.browserZoom = true;\r
+\r
+$.layout.defaults.browserZoomCheckInterval = 1000;\r
+$.layout.optionsMap.layout.push("browserZoomCheckInterval");\r
+\r
+/*\r
+ *     browserZoom methods\r
+ */\r
+$.layout.browserZoom = {\r
+\r
+       _init: function (inst) {\r
+               // abort if browser does not need this check\r
+               if ($.layout.browserZoom.ratio() !== false)\r
+                       $.layout.browserZoom._setTimer(inst);\r
+       }\r
+\r
+,      _setTimer: function (inst) {\r
+               // abort if layout destroyed or browser does not need this check\r
+               if (inst.destroyed) return;\r
+               var o   = inst.options\r
+               ,       s       = inst.state\r
+               //      don't need check if inst has parentLayout, but check occassionally in case parent destroyed!\r
+               //      MINIMUM 100ms interval, for performance\r
+               ,       ms      = inst.hasParentLayout ?  5000 : Math.max( o.browserZoomCheckInterval, 100 )\r
+               ;\r
+               // set the timer\r
+               setTimeout(function(){\r
+                       if (inst.destroyed || !o.resizeWithWindow) return;\r
+                       var d = $.layout.browserZoom.ratio();\r
+                       if (d !== s.browserZoom) {\r
+                               s.browserZoom = d;\r
+                               inst.resizeAll();\r
+                       }\r
+                       // set a NEW timeout\r
+                       $.layout.browserZoom._setTimer(inst);\r
+               }\r
+               ,       ms );\r
+       }\r
+\r
+,      ratio: function () {\r
+               var w   = window\r
+               ,       s       = screen\r
+               ,       d       = document\r
+               ,       dE      = d.documentElement || d.body\r
+               ,       b       = $.layout.browser\r
+               ,       v       = b.version\r
+               ,       r, sW, cW\r
+               ;\r
+               // we can ignore all browsers that fire window.resize event onZoom\r
+               if ((b.msie && v > 8)\r
+               ||      !b.msie\r
+               ) return false; // don't need to track zoom\r
+\r
+               if (s.deviceXDPI)\r
+                       return calc(s.deviceXDPI, s.systemXDPI);\r
+               // everything below is just for future reference!\r
+               if (b.webkit && (r = d.body.getBoundingClientRect))\r
+                       return calc((r.left - r.right), d.body.offsetWidth);\r
+               if (b.webkit && (sW = w.outerWidth))\r
+                       return calc(sW, w.innerWidth);\r
+               if ((sW = s.width) && (cW = dE.clientWidth))\r
+                       return calc(sW, cW);\r
+               return false; // no match, so cannot - or don't need to - track zoom\r
+\r
+               function calc (x,y) { return (parseInt(x,10) / parseInt(y,10) * 100).toFixed(); }\r
+       }\r
+\r
+};\r
+// add initialization method to Layout's onLoad array of functions\r
+$.layout.onReady.push( $.layout.browserZoom._init );\r
+\r
+\r
+\r
+})( jQuery );
\ No newline at end of file