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diff --git a/src/wwwroot/libraries/fomantic/dist/components/sticky.js b/src/wwwroot/libraries/fomantic/dist/components/sticky.js
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@@ -0,0 +1,957 @@
+/*!
+ * # Fomantic-UI - Sticky
+ * http://github.com/fomantic/Fomantic-UI/
+ *
+ *
+ * Released under the MIT license
+ * http://opensource.org/licenses/MIT
+ *
+ */
+
+;(function ($, window, document, undefined) {
+
+'use strict';
+
+$.isFunction = $.isFunction || function(obj) {
+ return typeof obj === "function" && typeof obj.nodeType !== "number";
+};
+
+window = (typeof window != 'undefined' && window.Math == Math)
+ ? window
+ : (typeof self != 'undefined' && self.Math == Math)
+ ? self
+ : Function('return this')()
+;
+
+$.fn.sticky = function(parameters) {
+ var
+ $allModules = $(this),
+ moduleSelector = $allModules.selector || '',
+
+ time = new Date().getTime(),
+ performance = [],
+
+ query = arguments[0],
+ methodInvoked = (typeof query == 'string'),
+ queryArguments = [].slice.call(arguments, 1),
+ returnedValue
+ ;
+
+ $allModules
+ .each(function() {
+ var
+ settings = ( $.isPlainObject(parameters) )
+ ? $.extend(true, {}, $.fn.sticky.settings, parameters)
+ : $.extend({}, $.fn.sticky.settings),
+
+ className = settings.className,
+ namespace = settings.namespace,
+ error = settings.error,
+
+ eventNamespace = '.' + namespace,
+ moduleNamespace = 'module-' + namespace,
+
+ $module = $(this),
+ $window = $(window),
+ $scroll = $(settings.scrollContext),
+ $container,
+ $context,
+
+ instance = $module.data(moduleNamespace),
+
+ requestAnimationFrame = window.requestAnimationFrame
+ || window.mozRequestAnimationFrame
+ || window.webkitRequestAnimationFrame
+ || window.msRequestAnimationFrame
+ || function(callback) { setTimeout(callback, 0); },
+
+ element = this,
+
+ documentObserver,
+ observer,
+ module
+ ;
+
+ module = {
+
+ initialize: function() {
+
+ module.determineContainer();
+ module.determineContext();
+ module.verbose('Initializing sticky', settings, $container);
+
+ module.save.positions();
+ module.checkErrors();
+ module.bind.events();
+
+ if(settings.observeChanges) {
+ module.observeChanges();
+ }
+ module.instantiate();
+ },
+
+ instantiate: function() {
+ module.verbose('Storing instance of module', module);
+ instance = module;
+ $module
+ .data(moduleNamespace, module)
+ ;
+ },
+
+ destroy: function() {
+ module.verbose('Destroying previous instance');
+ module.reset();
+ if(documentObserver) {
+ documentObserver.disconnect();
+ }
+ if(observer) {
+ observer.disconnect();
+ }
+ $window
+ .off('load' + eventNamespace, module.event.load)
+ .off('resize' + eventNamespace, module.event.resize)
+ ;
+ $scroll
+ .off('scrollchange' + eventNamespace, module.event.scrollchange)
+ ;
+ $module.removeData(moduleNamespace);
+ },
+
+ observeChanges: function() {
+ if('MutationObserver' in window) {
+ documentObserver = new MutationObserver(module.event.documentChanged);
+ observer = new MutationObserver(module.event.changed);
+ documentObserver.observe(document, {
+ childList : true,
+ subtree : true
+ });
+ observer.observe(element, {
+ childList : true,
+ subtree : true
+ });
+ observer.observe($context[0], {
+ childList : true,
+ subtree : true
+ });
+ module.debug('Setting up mutation observer', observer);
+ }
+ },
+
+ determineContainer: function() {
+ if(settings.container) {
+ $container = $(settings.container);
+ }
+ else {
+ $container = $module.offsetParent();
+ }
+ },
+
+ determineContext: function() {
+ if(settings.context) {
+ $context = $(settings.context);
+ }
+ else {
+ $context = $container;
+ }
+ if($context.length === 0) {
+ module.error(error.invalidContext, settings.context, $module);
+ return;
+ }
+ },
+
+ checkErrors: function() {
+ if( module.is.hidden() ) {
+ module.error(error.visible, $module);
+ }
+ if(module.cache.element.height > module.cache.context.height) {
+ module.reset();
+ module.error(error.elementSize, $module);
+ return;
+ }
+ },
+
+ bind: {
+ events: function() {
+ $window
+ .on('load' + eventNamespace, module.event.load)
+ .on('resize' + eventNamespace, module.event.resize)
+ ;
+ // pub/sub pattern
+ $scroll
+ .off('scroll' + eventNamespace)
+ .on('scroll' + eventNamespace, module.event.scroll)
+ .on('scrollchange' + eventNamespace, module.event.scrollchange)
+ ;
+ }
+ },
+
+ event: {
+ changed: function(mutations) {
+ clearTimeout(module.timer);
+ module.timer = setTimeout(function() {
+ module.verbose('DOM tree modified, updating sticky menu', mutations);
+ module.refresh();
+ }, 100);
+ },
+ documentChanged: function(mutations) {
+ [].forEach.call(mutations, function(mutation) {
+ if(mutation.removedNodes) {
+ [].forEach.call(mutation.removedNodes, function(node) {
+ if(node == element || $(node).find(element).length > 0) {
+ module.debug('Element removed from DOM, tearing down events');
+ module.destroy();
+ }
+ });
+ }
+ });
+ },
+ load: function() {
+ module.verbose('Page contents finished loading');
+ requestAnimationFrame(module.refresh);
+ },
+ resize: function() {
+ module.verbose('Window resized');
+ requestAnimationFrame(module.refresh);
+ },
+ scroll: function() {
+ requestAnimationFrame(function() {
+ $scroll.triggerHandler('scrollchange' + eventNamespace, $scroll.scrollTop() );
+ });
+ },
+ scrollchange: function(event, scrollPosition) {
+ module.stick(scrollPosition);
+ settings.onScroll.call(element);
+ }
+ },
+
+ refresh: function(hardRefresh) {
+ module.reset();
+ if(!settings.context) {
+ module.determineContext();
+ }
+ if(hardRefresh) {
+ module.determineContainer();
+ }
+ module.save.positions();
+ module.stick();
+ settings.onReposition.call(element);
+ },
+
+ supports: {
+ sticky: function() {
+ var
+ $element = $('<div/>')
+ ;
+ $element.addClass(className.supported);
+ return($element.css('position').match('sticky'));
+ }
+ },
+
+ save: {
+ lastScroll: function(scroll) {
+ module.lastScroll = scroll;
+ },
+ elementScroll: function(scroll) {
+ module.elementScroll = scroll;
+ },
+ positions: function() {
+ var
+ scrollContext = {
+ height : $scroll.height()
+ },
+ element = {
+ margin: {
+ top : parseInt($module.css('margin-top'), 10),
+ bottom : parseInt($module.css('margin-bottom'), 10),
+ },
+ offset : $module.offset(),
+ width : $module.outerWidth(),
+ height : $module.outerHeight()
+ },
+ context = {
+ offset : $context.offset(),
+ height : $context.outerHeight()
+ }
+ ;
+ if( !module.is.standardScroll() ) {
+ module.debug('Non-standard scroll. Removing scroll offset from element offset');
+
+ scrollContext.top = $scroll.scrollTop();
+ scrollContext.left = $scroll.scrollLeft();
+
+ element.offset.top += scrollContext.top;
+ context.offset.top += scrollContext.top;
+ element.offset.left += scrollContext.left;
+ context.offset.left += scrollContext.left;
+ }
+ module.cache = {
+ fits : ( (element.height + settings.offset) <= scrollContext.height),
+ sameHeight : (element.height == context.height),
+ scrollContext : {
+ height : scrollContext.height
+ },
+ element: {
+ margin : element.margin,
+ top : element.offset.top - element.margin.top,
+ left : element.offset.left,
+ width : element.width,
+ height : element.height,
+ bottom : element.offset.top + element.height
+ },
+ context: {
+ top : context.offset.top,
+ height : context.height,
+ bottom : context.offset.top + context.height
+ }
+ };
+ module.set.containerSize();
+
+ module.stick();
+ module.debug('Caching element positions', module.cache);
+ }
+ },
+
+ get: {
+ direction: function(scroll) {
+ var
+ direction = 'down'
+ ;
+ scroll = scroll || $scroll.scrollTop();
+ if(module.lastScroll !== undefined) {
+ if(module.lastScroll < scroll) {
+ direction = 'down';
+ }
+ else if(module.lastScroll > scroll) {
+ direction = 'up';
+ }
+ }
+ return direction;
+ },
+ scrollChange: function(scroll) {
+ scroll = scroll || $scroll.scrollTop();
+ return (module.lastScroll)
+ ? (scroll - module.lastScroll)
+ : 0
+ ;
+ },
+ currentElementScroll: function() {
+ if(module.elementScroll) {
+ return module.elementScroll;
+ }
+ return ( module.is.top() )
+ ? Math.abs(parseInt($module.css('top'), 10)) || 0
+ : Math.abs(parseInt($module.css('bottom'), 10)) || 0
+ ;
+ },
+
+ elementScroll: function(scroll) {
+ scroll = scroll || $scroll.scrollTop();
+ var
+ element = module.cache.element,
+ scrollContext = module.cache.scrollContext,
+ delta = module.get.scrollChange(scroll),
+ maxScroll = (element.height - scrollContext.height + settings.offset),
+ elementScroll = module.get.currentElementScroll(),
+ possibleScroll = (elementScroll + delta)
+ ;
+ if(module.cache.fits || possibleScroll < 0) {
+ elementScroll = 0;
+ }
+ else if(possibleScroll > maxScroll ) {
+ elementScroll = maxScroll;
+ }
+ else {
+ elementScroll = possibleScroll;
+ }
+ return elementScroll;
+ }
+ },
+
+ remove: {
+ lastScroll: function() {
+ delete module.lastScroll;
+ },
+ elementScroll: function(scroll) {
+ delete module.elementScroll;
+ },
+ minimumSize: function() {
+ $container
+ .css('min-height', '')
+ ;
+ },
+ offset: function() {
+ $module.css('margin-top', '');
+ }
+ },
+
+ set: {
+ offset: function() {
+ module.verbose('Setting offset on element', settings.offset);
+ $module
+ .css('margin-top', settings.offset)
+ ;
+ },
+ containerSize: function() {
+ var
+ tagName = $container.get(0).tagName
+ ;
+ if(tagName === 'HTML' || tagName == 'body') {
+ // this can trigger for too many reasons
+ //module.error(error.container, tagName, $module);
+ module.determineContainer();
+ }
+ else {
+ if( Math.abs($container.outerHeight() - module.cache.context.height) > settings.jitter) {
+ module.debug('Context has padding, specifying exact height for container', module.cache.context.height);
+ $container.css({
+ height: module.cache.context.height
+ });
+ }
+ }
+ },
+ minimumSize: function() {
+ var
+ element = module.cache.element
+ ;
+ $container
+ .css('min-height', element.height)
+ ;
+ },
+ scroll: function(scroll) {
+ module.debug('Setting scroll on element', scroll);
+ if(module.elementScroll == scroll) {
+ return;
+ }
+ if( module.is.top() ) {
+ $module
+ .css('bottom', '')
+ .css('top', -scroll)
+ ;
+ }
+ if( module.is.bottom() ) {
+ $module
+ .css('top', '')
+ .css('bottom', scroll)
+ ;
+ }
+ },
+ size: function() {
+ if(module.cache.element.height !== 0 && module.cache.element.width !== 0) {
+ element.style.setProperty('width', module.cache.element.width + 'px', 'important');
+ element.style.setProperty('height', module.cache.element.height + 'px', 'important');
+ }
+ }
+ },
+
+ is: {
+ standardScroll: function() {
+ return ($scroll[0] == window);
+ },
+ top: function() {
+ return $module.hasClass(className.top);
+ },
+ bottom: function() {
+ return $module.hasClass(className.bottom);
+ },
+ initialPosition: function() {
+ return (!module.is.fixed() && !module.is.bound());
+ },
+ hidden: function() {
+ return (!$module.is(':visible'));
+ },
+ bound: function() {
+ return $module.hasClass(className.bound);
+ },
+ fixed: function() {
+ return $module.hasClass(className.fixed);
+ }
+ },
+
+ stick: function(scroll) {
+ var
+ cachedPosition = scroll || $scroll.scrollTop(),
+ cache = module.cache,
+ fits = cache.fits,
+ sameHeight = cache.sameHeight,
+ element = cache.element,
+ scrollContext = cache.scrollContext,
+ context = cache.context,
+ offset = (module.is.bottom() && settings.pushing)
+ ? settings.bottomOffset
+ : settings.offset,
+ scroll = {
+ top : cachedPosition + offset,
+ bottom : cachedPosition + offset + scrollContext.height
+ },
+ elementScroll = (fits)
+ ? 0
+ : module.get.elementScroll(scroll.top),
+
+ // shorthand
+ doesntFit = !fits,
+ elementVisible = (element.height !== 0)
+ ;
+ if(elementVisible && !sameHeight) {
+
+ if( module.is.initialPosition() ) {
+ if(scroll.top >= context.bottom) {
+ module.debug('Initial element position is bottom of container');
+ module.bindBottom();
+ }
+ else if(scroll.top > element.top) {
+ if( (element.height + scroll.top - elementScroll) >= context.bottom ) {
+ module.debug('Initial element position is bottom of container');
+ module.bindBottom();
+ }
+ else {
+ module.debug('Initial element position is fixed');
+ module.fixTop();
+ }
+ }
+
+ }
+ else if( module.is.fixed() ) {
+
+ // currently fixed top
+ if( module.is.top() ) {
+ if( scroll.top <= element.top ) {
+ module.debug('Fixed element reached top of container');
+ module.setInitialPosition();
+ }
+ else if( (element.height + scroll.top - elementScroll) >= context.bottom ) {
+ module.debug('Fixed element reached bottom of container');
+ module.bindBottom();
+ }
+ // scroll element if larger than screen
+ else if(doesntFit) {
+ module.set.scroll(elementScroll);
+ module.save.lastScroll(scroll.top);
+ module.save.elementScroll(elementScroll);
+ }
+ }
+
+ // currently fixed bottom
+ else if(module.is.bottom() ) {
+
+ // top edge
+ if( (scroll.bottom - element.height) <= element.top) {
+ module.debug('Bottom fixed rail has reached top of container');
+ module.setInitialPosition();
+ }
+ // bottom edge
+ else if(scroll.bottom >= context.bottom) {
+ module.debug('Bottom fixed rail has reached bottom of container');
+ module.bindBottom();
+ }
+ // scroll element if larger than screen
+ else if(doesntFit) {
+ module.set.scroll(elementScroll);
+ module.save.lastScroll(scroll.top);
+ module.save.elementScroll(elementScroll);
+ }
+
+ }
+ }
+ else if( module.is.bottom() ) {
+ if( scroll.top <= element.top ) {
+ module.debug('Jumped from bottom fixed to top fixed, most likely used home/end button');
+ module.setInitialPosition();
+ }
+ else {
+ if(settings.pushing) {
+ if(module.is.bound() && scroll.bottom <= context.bottom ) {
+ module.debug('Fixing bottom attached element to bottom of browser.');
+ module.fixBottom();
+ }
+ }
+ else {
+ if(module.is.bound() && (scroll.top <= context.bottom - element.height) ) {
+ module.debug('Fixing bottom attached element to top of browser.');
+ module.fixTop();
+ }
+ }
+ }
+ }
+ }
+ },
+
+ bindTop: function() {
+ module.debug('Binding element to top of parent container');
+ module.remove.offset();
+ $module
+ .css({
+ left : '',
+ top : '',
+ marginBottom : ''
+ })
+ .removeClass(className.fixed)
+ .removeClass(className.bottom)
+ .addClass(className.bound)
+ .addClass(className.top)
+ ;
+ settings.onTop.call(element);
+ settings.onUnstick.call(element);
+ },
+ bindBottom: function() {
+ module.debug('Binding element to bottom of parent container');
+ module.remove.offset();
+ $module
+ .css({
+ left : '',
+ top : ''
+ })
+ .removeClass(className.fixed)
+ .removeClass(className.top)
+ .addClass(className.bound)
+ .addClass(className.bottom)
+ ;
+ settings.onBottom.call(element);
+ settings.onUnstick.call(element);
+ },
+
+ setInitialPosition: function() {
+ module.debug('Returning to initial position');
+ module.unfix();
+ module.unbind();
+ },
+
+
+ fixTop: function() {
+ module.debug('Fixing element to top of page');
+ if(settings.setSize) {
+ module.set.size();
+ }
+ module.set.minimumSize();
+ module.set.offset();
+ $module
+ .css({
+ left : module.cache.element.left,
+ bottom : '',
+ marginBottom : ''
+ })
+ .removeClass(className.bound)
+ .removeClass(className.bottom)
+ .addClass(className.fixed)
+ .addClass(className.top)
+ ;
+ settings.onStick.call(element);
+ },
+
+ fixBottom: function() {
+ module.debug('Sticking element to bottom of page');
+ if(settings.setSize) {
+ module.set.size();
+ }
+ module.set.minimumSize();
+ module.set.offset();
+ $module
+ .css({
+ left : module.cache.element.left,
+ bottom : '',
+ marginBottom : ''
+ })
+ .removeClass(className.bound)
+ .removeClass(className.top)
+ .addClass(className.fixed)
+ .addClass(className.bottom)
+ ;
+ settings.onStick.call(element);
+ },
+
+ unbind: function() {
+ if( module.is.bound() ) {
+ module.debug('Removing container bound position on element');
+ module.remove.offset();
+ $module
+ .removeClass(className.bound)
+ .removeClass(className.top)
+ .removeClass(className.bottom)
+ ;
+ }
+ },
+
+ unfix: function() {
+ if( module.is.fixed() ) {
+ module.debug('Removing fixed position on element');
+ module.remove.minimumSize();
+ module.remove.offset();
+ $module
+ .removeClass(className.fixed)
+ .removeClass(className.top)
+ .removeClass(className.bottom)
+ ;
+ settings.onUnstick.call(element);
+ }
+ },
+
+ reset: function() {
+ module.debug('Resetting elements position');
+ module.unbind();
+ module.unfix();
+ module.resetCSS();
+ module.remove.offset();
+ module.remove.lastScroll();
+ },
+
+ resetCSS: function() {
+ $module
+ .css({
+ width : '',
+ height : ''
+ })
+ ;
+ $container
+ .css({
+ height: ''
+ })
+ ;
+ },
+
+ setting: function(name, value) {
+ if( $.isPlainObject(name) ) {
+ $.extend(true, settings, name);
+ }
+ else if(value !== undefined) {
+ settings[name] = value;
+ }
+ else {
+ return settings[name];
+ }
+ },
+ internal: function(name, value) {
+ if( $.isPlainObject(name) ) {
+ $.extend(true, module, name);
+ }
+ else if(value !== undefined) {
+ module[name] = value;
+ }
+ else {
+ return module[name];
+ }
+ },
+ debug: function() {
+ if(!settings.silent && settings.debug) {
+ if(settings.performance) {
+ module.performance.log(arguments);
+ }
+ else {
+ module.debug = Function.prototype.bind.call(console.info, console, settings.name + ':');
+ module.debug.apply(console, arguments);
+ }
+ }
+ },
+ verbose: function() {
+ if(!settings.silent && settings.verbose && settings.debug) {
+ if(settings.performance) {
+ module.performance.log(arguments);
+ }
+ else {
+ module.verbose = Function.prototype.bind.call(console.info, console, settings.name + ':');
+ module.verbose.apply(console, arguments);
+ }
+ }
+ },
+ error: function() {
+ if(!settings.silent) {
+ module.error = Function.prototype.bind.call(console.error, console, settings.name + ':');
+ module.error.apply(console, arguments);
+ }
+ },
+ performance: {
+ log: function(message) {
+ var
+ currentTime,
+ executionTime,
+ previousTime
+ ;
+ if(settings.performance) {
+ currentTime = new Date().getTime();
+ previousTime = time || currentTime;
+ executionTime = currentTime - previousTime;
+ time = currentTime;
+ performance.push({
+ 'Name' : message[0],
+ 'Arguments' : [].slice.call(message, 1) || '',
+ 'Element' : element,
+ 'Execution Time' : executionTime
+ });
+ }
+ clearTimeout(module.performance.timer);
+ module.performance.timer = setTimeout(module.performance.display, 0);
+ },
+ display: function() {
+ var
+ title = settings.name + ':',
+ totalTime = 0
+ ;
+ time = false;
+ clearTimeout(module.performance.timer);
+ $.each(performance, function(index, data) {
+ totalTime += data['Execution Time'];
+ });
+ title += ' ' + totalTime + 'ms';
+ if(moduleSelector) {
+ title += ' \'' + moduleSelector + '\'';
+ }
+ if( (console.group !== undefined || console.table !== undefined) && performance.length > 0) {
+ console.groupCollapsed(title);
+ if(console.table) {
+ console.table(performance);
+ }
+ else {
+ $.each(performance, function(index, data) {
+ console.log(data['Name'] + ': ' + data['Execution Time']+'ms');
+ });
+ }
+ console.groupEnd();
+ }
+ performance = [];
+ }
+ },
+ invoke: function(query, passedArguments, context) {
+ var
+ object = instance,
+ maxDepth,
+ found,
+ response
+ ;
+ passedArguments = passedArguments || queryArguments;
+ context = element || context;
+ if(typeof query == 'string' && object !== undefined) {
+ query = query.split(/[\. ]/);
+ maxDepth = query.length - 1;
+ $.each(query, function(depth, value) {
+ var camelCaseValue = (depth != maxDepth)
+ ? value + query[depth + 1].charAt(0).toUpperCase() + query[depth + 1].slice(1)
+ : query
+ ;
+ if( $.isPlainObject( object[camelCaseValue] ) && (depth != maxDepth) ) {
+ object = object[camelCaseValue];
+ }
+ else if( object[camelCaseValue] !== undefined ) {
+ found = object[camelCaseValue];
+ return false;
+ }
+ else if( $.isPlainObject( object[value] ) && (depth != maxDepth) ) {
+ object = object[value];
+ }
+ else if( object[value] !== undefined ) {
+ found = object[value];
+ return false;
+ }
+ else {
+ return false;
+ }
+ });
+ }
+ if ( $.isFunction( found ) ) {
+ response = found.apply(context, passedArguments);
+ }
+ else if(found !== undefined) {
+ response = found;
+ }
+ if(Array.isArray(returnedValue)) {
+ returnedValue.push(response);
+ }
+ else if(returnedValue !== undefined) {
+ returnedValue = [returnedValue, response];
+ }
+ else if(response !== undefined) {
+ returnedValue = response;
+ }
+ return found;
+ }
+ };
+
+ if(methodInvoked) {
+ if(instance === undefined) {
+ module.initialize();
+ }
+ module.invoke(query);
+ }
+ else {
+ if(instance !== undefined) {
+ instance.invoke('destroy');
+ }
+ module.initialize();
+ }
+ })
+ ;
+
+ return (returnedValue !== undefined)
+ ? returnedValue
+ : this
+ ;
+};
+
+$.fn.sticky.settings = {
+
+ name : 'Sticky',
+ namespace : 'sticky',
+
+ silent : false,
+ debug : false,
+ verbose : true,
+ performance : true,
+
+ // whether to stick in the opposite direction on scroll up
+ pushing : false,
+
+ context : false,
+ container : false,
+
+ // Context to watch scroll events
+ scrollContext : window,
+
+ // Offset to adjust scroll
+ offset : 0,
+
+ // Offset to adjust scroll when attached to bottom of screen
+ bottomOffset : 0,
+
+ // will only set container height if difference between context and container is larger than this number
+ jitter : 5,
+
+ // set width of sticky element when it is fixed to page (used to make sure 100% width is maintained if no fixed size set)
+ setSize : true,
+
+ // Whether to automatically observe changes with Mutation Observers
+ observeChanges : false,
+
+ // Called when position is recalculated
+ onReposition : function(){},
+
+ // Called on each scroll
+ onScroll : function(){},
+
+ // Called when element is stuck to viewport
+ onStick : function(){},
+
+ // Called when element is unstuck from viewport
+ onUnstick : function(){},
+
+ // Called when element reaches top of context
+ onTop : function(){},
+
+ // Called when element reaches bottom of context
+ onBottom : function(){},
+
+ error : {
+ container : 'Sticky element must be inside a relative container',
+ visible : 'Element is hidden, you must call refresh after element becomes visible. Use silent setting to surpress this warning in production.',
+ method : 'The method you called is not defined.',
+ invalidContext : 'Context specified does not exist',
+ elementSize : 'Sticky element is larger than its container, cannot create sticky.'
+ },
+
+ className : {
+ bound : 'bound',
+ fixed : 'fixed',
+ supported : 'native',
+ top : 'top',
+ bottom : 'bottom'
+ }
+
+};
+
+})( jQuery, window, document );