TableSorter

Client-side table sorting with ease

Dieses Skript sollte nicht direkt installiert werden. Es handelt sich hier um eine Bibliothek für andere Skripte, welche über folgenden Befehl in den Metadaten eines Skriptes eingebunden wird // @require https://update.greasyfork.org/scripts/5844/836943/TableSorter.js

/*! TableSorter (FORK) v2.31.3 *//*
* Client-side table sorting with ease!
* @requires jQuery v1.2.6+
*
* Copyright (c) 2007 Christian Bach
* fork maintained by Rob Garrison
*
* Examples and original docs at: http://tablesorter.com
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*
* @type jQuery
* @name tablesorter (FORK)
* @cat Plugins/Tablesorter
* @author Christian Bach - christian.bach@polyester.se
* @contributor Rob Garrison - https://github.com/Mottie/tablesorter
* @docs (fork) - https://mottie.github.io/tablesorter/docs/
*/
/*jshint browser:true, jquery:true, unused:false, expr: true */
;( function( $ ) {
	'use strict';
	var ts = $.tablesorter = {

		version : '2.31.3',

		parsers : [],
		widgets : [],
		defaults : {

			// *** appearance
			theme            : 'default',  // adds tablesorter-{theme} to the table for styling
			widthFixed       : false,      // adds colgroup to fix widths of columns
			showProcessing   : false,      // show an indeterminate timer icon in the header when the table is sorted or filtered.

			headerTemplate   : '{content}',// header layout template (HTML ok); {content} = innerHTML, {icon} = <i></i> // class from cssIcon
			onRenderTemplate : null,       // function( index, template ) { return template; }, // template is a string
			onRenderHeader   : null,       // function( index ) {}, // nothing to return

			// *** functionality
			cancelSelection  : true,       // prevent text selection in the header
			tabIndex         : true,       // add tabindex to header for keyboard accessibility
			dateFormat       : 'mmddyyyy', // other options: 'ddmmyyy' or 'yyyymmdd'
			sortMultiSortKey : 'shiftKey', // key used to select additional columns
			sortResetKey     : 'ctrlKey',  // key used to remove sorting on a column
			usNumberFormat   : true,       // false for German '1.234.567,89' or French '1 234 567,89'
			delayInit        : false,      // if false, the parsed table contents will not update until the first sort
			serverSideSorting: false,      // if true, server-side sorting should be performed because client-side sorting will be disabled, but the ui and events will still be used.
			resort           : true,       // default setting to trigger a resort after an 'update', 'addRows', 'updateCell', etc has completed

			// *** sort options
			headers          : {},         // set sorter, string, empty, locked order, sortInitialOrder, filter, etc.
			ignoreCase       : true,       // ignore case while sorting
			sortForce        : null,       // column(s) first sorted; always applied
			sortList         : [],         // Initial sort order; applied initially; updated when manually sorted
			sortAppend       : null,       // column(s) sorted last; always applied
			sortStable       : false,      // when sorting two rows with exactly the same content, the original sort order is maintained

			sortInitialOrder : 'asc',      // sort direction on first click
			sortLocaleCompare: false,      // replace equivalent character (accented characters)
			sortReset        : false,      // third click on the header will reset column to default - unsorted
			sortRestart      : false,      // restart sort to 'sortInitialOrder' when clicking on previously unsorted columns

			emptyTo          : 'bottom',   // sort empty cell to bottom, top, none, zero, emptyMax, emptyMin
			stringTo         : 'max',      // sort strings in numerical column as max, min, top, bottom, zero
			duplicateSpan    : true,       // colspan cells in the tbody will have duplicated content in the cache for each spanned column
			textExtraction   : 'basic',    // text extraction method/function - function( node, table, cellIndex ) {}
			textAttribute    : 'data-text',// data-attribute that contains alternate cell text (used in default textExtraction function)
			textSorter       : null,       // choose overall or specific column sorter function( a, b, direction, table, columnIndex ) [alt: ts.sortText]
			numberSorter     : null,       // choose overall numeric sorter function( a, b, direction, maxColumnValue )

			// *** widget options
			initWidgets      : true,       // apply widgets on tablesorter initialization
			widgetClass      : 'widget-{name}', // table class name template to match to include a widget
			widgets          : [],         // method to add widgets, e.g. widgets: ['zebra']
			widgetOptions    : {
				zebra : [ 'even', 'odd' ]  // zebra widget alternating row class names
			},

			// *** callbacks
			initialized      : null,       // function( table ) {},

			// *** extra css class names
			tableClass       : '',
			cssAsc           : '',
			cssDesc          : '',
			cssNone          : '',
			cssHeader        : '',
			cssHeaderRow     : '',
			cssProcessing    : '', // processing icon applied to header during sort/filter

			cssChildRow      : 'tablesorter-childRow', // class name indiciating that a row is to be attached to its parent
			cssInfoBlock     : 'tablesorter-infoOnly', // don't sort tbody with this class name (only one class name allowed here!)
			cssNoSort        : 'tablesorter-noSort',   // class name added to element inside header; clicking on it won't cause a sort
			cssIgnoreRow     : 'tablesorter-ignoreRow',// header row to ignore; cells within this row will not be added to c.$headers

			cssIcon          : 'tablesorter-icon', // if this class does not exist, the {icon} will not be added from the headerTemplate
			cssIconNone      : '', // class name added to the icon when there is no column sort
			cssIconAsc       : '', // class name added to the icon when the column has an ascending sort
			cssIconDesc      : '', // class name added to the icon when the column has a descending sort
			cssIconDisabled  : '', // class name added to the icon when the column has a disabled sort

			// *** events
			pointerClick     : 'click',
			pointerDown      : 'mousedown',
			pointerUp        : 'mouseup',

			// *** selectors
			selectorHeaders  : '> thead th, > thead td',
			selectorSort     : 'th, td', // jQuery selector of content within selectorHeaders that is clickable to trigger a sort
			selectorRemove   : '.remove-me',

			// *** advanced
			debug            : false,

			// *** Internal variables
			headerList: [],
			empties: {},
			strings: {},
			parsers: [],

			// *** parser options for validator; values must be falsy!
			globalize: 0,
			imgAttr: 0

			// removed: widgetZebra: { css: ['even', 'odd'] }

		},

		// internal css classes - these will ALWAYS be added to
		// the table and MUST only contain one class name - fixes #381
		css : {
			table      : 'tablesorter',
			cssHasChild: 'tablesorter-hasChildRow',
			childRow   : 'tablesorter-childRow',
			colgroup   : 'tablesorter-colgroup',
			header     : 'tablesorter-header',
			headerRow  : 'tablesorter-headerRow',
			headerIn   : 'tablesorter-header-inner',
			icon       : 'tablesorter-icon',
			processing : 'tablesorter-processing',
			sortAsc    : 'tablesorter-headerAsc',
			sortDesc   : 'tablesorter-headerDesc',
			sortNone   : 'tablesorter-headerUnSorted'
		},

		// labels applied to sortable headers for accessibility (aria) support
		language : {
			sortAsc      : 'Ascending sort applied, ',
			sortDesc     : 'Descending sort applied, ',
			sortNone     : 'No sort applied, ',
			sortDisabled : 'sorting is disabled',
			nextAsc      : 'activate to apply an ascending sort',
			nextDesc     : 'activate to apply a descending sort',
			nextNone     : 'activate to remove the sort'
		},

		regex : {
			templateContent : /\{content\}/g,
			templateIcon    : /\{icon\}/g,
			templateName    : /\{name\}/i,
			spaces          : /\s+/g,
			nonWord         : /\W/g,
			formElements    : /(input|select|button|textarea)/i,

			// *** sort functions ***
			// regex used in natural sort
			// chunk/tokenize numbers & letters
			chunk  : /(^([+\-]?(?:\d*)(?:\.\d*)?(?:[eE][+\-]?\d+)?)?$|^0x[0-9a-f]+$|\d+)/gi,
			// replace chunks @ ends
			chunks : /(^\\0|\\0$)/,
			hex    : /^0x[0-9a-f]+$/i,

			// *** formatFloat ***
			comma                : /,/g,
			digitNonUS           : /[\s|\.]/g,
			digitNegativeTest    : /^\s*\([.\d]+\)/,
			digitNegativeReplace : /^\s*\(([.\d]+)\)/,

			// *** isDigit ***
			digitTest    : /^[\-+(]?\d+[)]?$/,
			digitReplace : /[,.'"\s]/g

		},

		// digit sort, text location
		string : {
			max      : 1,
			min      : -1,
			emptymin : 1,
			emptymax : -1,
			zero     : 0,
			none     : 0,
			'null'   : 0,
			top      : true,
			bottom   : false
		},

		keyCodes : {
			enter : 13
		},

		// placeholder date parser data (globalize)
		dates : {},

		// These methods can be applied on table.config instance
		instanceMethods : {},

		/*
		▄█████ ██████ ██████ ██  ██ █████▄
		▀█▄    ██▄▄     ██   ██  ██ ██▄▄██
		   ▀█▄ ██▀▀     ██   ██  ██ ██▀▀▀
		█████▀ ██████   ██   ▀████▀ ██
		*/

		setup : function( table, c ) {
			// if no thead or tbody, or tablesorter is already present, quit
			if ( !table || !table.tHead || table.tBodies.length === 0 || table.hasInitialized === true ) {
				if ( ts.debug(c, 'core') ) {
					if ( table.hasInitialized ) {
						console.warn( 'Stopping initialization. Tablesorter has already been initialized' );
					} else {
						console.error( 'Stopping initialization! No table, thead or tbody', table );
					}
				}
				return;
			}

			var tmp = '',
				$table = $( table ),
				meta = $.metadata;
			// initialization flag
			table.hasInitialized = false;
			// table is being processed flag
			table.isProcessing = true;
			// make sure to store the config object
			table.config = c;
			// save the settings where they read
			$.data( table, 'tablesorter', c );
			if ( ts.debug(c, 'core') ) {
				console[ console.group ? 'group' : 'log' ]( 'Initializing tablesorter v' + ts.version );
				$.data( table, 'startoveralltimer', new Date() );
			}

			// removing this in version 3 (only supports jQuery 1.7+)
			c.supportsDataObject = ( function( version ) {
				version[ 0 ] = parseInt( version[ 0 ], 10 );
				return ( version[ 0 ] > 1 ) || ( version[ 0 ] === 1 && parseInt( version[ 1 ], 10 ) >= 4 );
			})( $.fn.jquery.split( '.' ) );
			// ensure case insensitivity
			c.emptyTo = c.emptyTo.toLowerCase();
			c.stringTo = c.stringTo.toLowerCase();
			c.last = { sortList : [], clickedIndex : -1 };
			// add table theme class only if there isn't already one there
			if ( !/tablesorter\-/.test( $table.attr( 'class' ) ) ) {
				tmp = ( c.theme !== '' ? ' tablesorter-' + c.theme : '' );
			}

			// give the table a unique id, which will be used in namespace binding
			if ( !c.namespace ) {
				c.namespace = '.tablesorter' + Math.random().toString( 16 ).slice( 2 );
			} else {
				// make sure namespace starts with a period & doesn't have weird characters
				c.namespace = '.' + c.namespace.replace( ts.regex.nonWord, '' );
			}

			c.table = table;
			c.$table = $table
				// add namespace to table to allow bindings on extra elements to target
				// the parent table (e.g. parser-input-select)
				.addClass( ts.css.table + ' ' + c.tableClass + tmp + ' ' + c.namespace.slice(1) )
				.attr( 'role', 'grid' );
			c.$headers = $table.find( c.selectorHeaders );

			c.$table.children().children( 'tr' ).attr( 'role', 'row' );
			c.$tbodies = $table.children( 'tbody:not(.' + c.cssInfoBlock + ')' ).attr({
				'aria-live' : 'polite',
				'aria-relevant' : 'all'
			});
			if ( c.$table.children( 'caption' ).length ) {
				tmp = c.$table.children( 'caption' )[ 0 ];
				if ( !tmp.id ) { tmp.id = c.namespace.slice( 1 ) + 'caption'; }
				c.$table.attr( 'aria-labelledby', tmp.id );
			}
			c.widgetInit = {}; // keep a list of initialized widgets
			// change textExtraction via data-attribute
			c.textExtraction = c.$table.attr( 'data-text-extraction' ) || c.textExtraction || 'basic';
			// build headers
			ts.buildHeaders( c );
			// fixate columns if the users supplies the fixedWidth option
			// do this after theme has been applied
			ts.fixColumnWidth( table );
			// add widgets from class name
			ts.addWidgetFromClass( table );
			// add widget options before parsing (e.g. grouping widget has parser settings)
			ts.applyWidgetOptions( table );
			// try to auto detect column type, and store in tables config
			ts.setupParsers( c );
			// start total row count at zero
			c.totalRows = 0;
			// only validate options while debugging. See #1528
			if (c.debug) {
				ts.validateOptions( c );
			}
			// build the cache for the tbody cells
			// delayInit will delay building the cache until the user starts a sort
			if ( !c.delayInit ) { ts.buildCache( c ); }
			// bind all header events and methods
			ts.bindEvents( table, c.$headers, true );
			ts.bindMethods( c );
			// get sort list from jQuery data or metadata
			// in jQuery < 1.4, an error occurs when calling $table.data()
			if ( c.supportsDataObject && typeof $table.data().sortlist !== 'undefined' ) {
				c.sortList = $table.data().sortlist;
			} else if ( meta && ( $table.metadata() && $table.metadata().sortlist ) ) {
				c.sortList = $table.metadata().sortlist;
			}
			// apply widget init code
			ts.applyWidget( table, true );
			// if user has supplied a sort list to constructor
			if ( c.sortList.length > 0 ) {
				// save sortList before any sortAppend is added
				c.last.sortList = c.sortList;
				ts.sortOn( c, c.sortList, {}, !c.initWidgets );
			} else {
				ts.setHeadersCss( c );
				if ( c.initWidgets ) {
					// apply widget format
					ts.applyWidget( table, false );
				}
			}

			// show processesing icon
			if ( c.showProcessing ) {
				$table
				.unbind( 'sortBegin' + c.namespace + ' sortEnd' + c.namespace )
				.bind( 'sortBegin' + c.namespace + ' sortEnd' + c.namespace, function( e ) {
					clearTimeout( c.timerProcessing );
					ts.isProcessing( table );
					if ( e.type === 'sortBegin' ) {
						c.timerProcessing = setTimeout( function() {
							ts.isProcessing( table, true );
						}, 500 );
					}
				});
			}

			// initialized
			table.hasInitialized = true;
			table.isProcessing = false;
			if ( ts.debug(c, 'core') ) {
				console.log( 'Overall initialization time:' + ts.benchmark( $.data( table, 'startoveralltimer' ) ) );
				if ( ts.debug(c, 'core') && console.groupEnd ) { console.groupEnd(); }
			}
			$table.triggerHandler( 'tablesorter-initialized', table );
			if ( typeof c.initialized === 'function' ) {
				c.initialized( table );
			}
		},

		bindMethods : function( c ) {
			var $table = c.$table,
				namespace = c.namespace,
				events = ( 'sortReset update updateRows updateAll updateHeaders addRows updateCell updateComplete ' +
					'sorton appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup ' +
					'mouseleave ' ).split( ' ' )
					.join( namespace + ' ' );
			// apply easy methods that trigger bound events
			$table
			.unbind( events.replace( ts.regex.spaces, ' ' ) )
			.bind( 'sortReset' + namespace, function( e, callback ) {
				e.stopPropagation();
				// using this.config to ensure functions are getting a non-cached version of the config
				ts.sortReset( this.config, function( table ) {
					if (table.isApplyingWidgets) {
						// multiple triggers in a row... filterReset, then sortReset - see #1361
						// wait to update widgets
						setTimeout( function() {
							ts.applyWidget( table, '', callback );
						}, 100 );
					} else {
						ts.applyWidget( table, '', callback );
					}
				});
			})
			.bind( 'updateAll' + namespace, function( e, resort, callback ) {
				e.stopPropagation();
				ts.updateAll( this.config, resort, callback );
			})
			.bind( 'update' + namespace + ' updateRows' + namespace, function( e, resort, callback ) {
				e.stopPropagation();
				ts.update( this.config, resort, callback );
			})
			.bind( 'updateHeaders' + namespace, function( e, callback ) {
				e.stopPropagation();
				ts.updateHeaders( this.config, callback );
			})
			.bind( 'updateCell' + namespace, function( e, cell, resort, callback ) {
				e.stopPropagation();
				ts.updateCell( this.config, cell, resort, callback );
			})
			.bind( 'addRows' + namespace, function( e, $row, resort, callback ) {
				e.stopPropagation();
				ts.addRows( this.config, $row, resort, callback );
			})
			.bind( 'updateComplete' + namespace, function() {
				this.isUpdating = false;
			})
			.bind( 'sorton' + namespace, function( e, list, callback, init ) {
				e.stopPropagation();
				ts.sortOn( this.config, list, callback, init );
			})
			.bind( 'appendCache' + namespace, function( e, callback, init ) {
				e.stopPropagation();
				ts.appendCache( this.config, init );
				if ( $.isFunction( callback ) ) {
					callback( this );
				}
			})
			// $tbodies variable is used by the tbody sorting widget
			.bind( 'updateCache' + namespace, function( e, callback, $tbodies ) {
				e.stopPropagation();
				ts.updateCache( this.config, callback, $tbodies );
			})
			.bind( 'applyWidgetId' + namespace, function( e, id ) {
				e.stopPropagation();
				ts.applyWidgetId( this, id );
			})
			.bind( 'applyWidgets' + namespace, function( e, callback ) {
				e.stopPropagation();
				// apply widgets (false = not initializing)
				ts.applyWidget( this, false, callback );
			})
			.bind( 'refreshWidgets' + namespace, function( e, all, dontapply ) {
				e.stopPropagation();
				ts.refreshWidgets( this, all, dontapply );
			})
			.bind( 'removeWidget' + namespace, function( e, name, refreshing ) {
				e.stopPropagation();
				ts.removeWidget( this, name, refreshing );
			})
			.bind( 'destroy' + namespace, function( e, removeClasses, callback ) {
				e.stopPropagation();
				ts.destroy( this, removeClasses, callback );
			})
			.bind( 'resetToLoadState' + namespace, function( e ) {
				e.stopPropagation();
				// remove all widgets
				ts.removeWidget( this, true, false );
				var tmp = $.extend( true, {}, c.originalSettings );
				// restore original settings; this clears out current settings, but does not clear
				// values saved to storage.
				c = $.extend( true, {}, ts.defaults, tmp );
				c.originalSettings = tmp;
				this.hasInitialized = false;
				// setup the entire table again
				ts.setup( this, c );
			});
		},

		bindEvents : function( table, $headers, core ) {
			table = $( table )[ 0 ];
			var tmp,
				c = table.config,
				namespace = c.namespace,
				downTarget = null;
			if ( core !== true ) {
				$headers.addClass( namespace.slice( 1 ) + '_extra_headers' );
				tmp = ts.getClosest( $headers, 'table' );
				if ( tmp.length && tmp[ 0 ].nodeName === 'TABLE' && tmp[ 0 ] !== table ) {
					$( tmp[ 0 ] ).addClass( namespace.slice( 1 ) + '_extra_table' );
				}
			}
			tmp = ( c.pointerDown + ' ' + c.pointerUp + ' ' + c.pointerClick + ' sort keyup ' )
				.replace( ts.regex.spaces, ' ' )
				.split( ' ' )
				.join( namespace + ' ' );
			// apply event handling to headers and/or additional headers (stickyheaders, scroller, etc)
			$headers
			// http://stackoverflow.com/questions/5312849/jquery-find-self;
			.find( c.selectorSort )
			.add( $headers.filter( c.selectorSort ) )
			.unbind( tmp )
			.bind( tmp, function( e, external ) {
				var $cell, cell, temp,
					$target = $( e.target ),
					// wrap event type in spaces, so the match doesn't trigger on inner words
					type = ' ' + e.type + ' ';
				// only recognize left clicks
				if ( ( ( e.which || e.button ) !== 1 && !type.match( ' ' + c.pointerClick + ' | sort | keyup ' ) ) ||
					// allow pressing enter
					( type === ' keyup ' && e.which !== ts.keyCodes.enter ) ||
					// allow triggering a click event (e.which is undefined) & ignore physical clicks
					( type.match( ' ' + c.pointerClick + ' ' ) && typeof e.which !== 'undefined' ) ) {
					return;
				}
				// ignore mouseup if mousedown wasn't on the same target
				if ( type.match( ' ' + c.pointerUp + ' ' ) && downTarget !== e.target && external !== true ) {
					return;
				}
				// set target on mousedown
				if ( type.match( ' ' + c.pointerDown + ' ' ) ) {
					downTarget = e.target;
					// preventDefault needed or jQuery v1.3.2 and older throws an
					// "Uncaught TypeError: handler.apply is not a function" error
					temp = $target.jquery.split( '.' );
					if ( temp[ 0 ] === '1' && temp[ 1 ] < 4 ) { e.preventDefault(); }
					return;
				}
				downTarget = null;
				$cell = ts.getClosest( $( this ), '.' + ts.css.header );
				// prevent sort being triggered on form elements
				if ( ts.regex.formElements.test( e.target.nodeName ) ||
					// nosort class name, or elements within a nosort container
					$target.hasClass( c.cssNoSort ) || $target.parents( '.' + c.cssNoSort ).length > 0 ||
					// disabled cell directly clicked
					$cell.hasClass( 'sorter-false' ) ||
					// elements within a button
					$target.parents( 'button' ).length > 0 ) {
					return !c.cancelSelection;
				}
				if ( c.delayInit && ts.isEmptyObject( c.cache ) ) {
					ts.buildCache( c );
				}
				// use column index from data-attribute or index of current row; fixes #1116
				c.last.clickedIndex = $cell.attr( 'data-column' ) || $cell.index();
				cell = c.$headerIndexed[ c.last.clickedIndex ][0];
				if ( cell && !cell.sortDisabled ) {
					ts.initSort( c, cell, e );
				}
			});
			if ( c.cancelSelection ) {
				// cancel selection
				$headers
					.attr( 'unselectable', 'on' )
					.bind( 'selectstart', false )
					.css({
						'user-select' : 'none',
						'MozUserSelect' : 'none' // not needed for jQuery 1.8+
					});
			}
		},

		buildHeaders : function( c ) {
			var $temp, icon, timer, indx;
			c.headerList = [];
			c.headerContent = [];
			c.sortVars = [];
			if ( ts.debug(c, 'core') ) {
				timer = new Date();
			}
			// children tr in tfoot - see issue #196 & #547
			// don't pass table.config to computeColumnIndex here - widgets (math) pass it to "quickly" index tbody cells
			c.columns = ts.computeColumnIndex( c.$table.children( 'thead, tfoot' ).children( 'tr' ) );
			// add icon if cssIcon option exists
			icon = c.cssIcon ?
				'<i class="' + ( c.cssIcon === ts.css.icon ? ts.css.icon : c.cssIcon + ' ' + ts.css.icon ) + '"></i>' :
				'';
			// redefine c.$headers here in case of an updateAll that replaces or adds an entire header cell - see #683
			c.$headers = $( $.map( c.$table.find( c.selectorHeaders ), function( elem, index ) {
				var configHeaders, header, column, template, tmp,
					$elem = $( elem );
				// ignore cell (don't add it to c.$headers) if row has ignoreRow class
				if ( ts.getClosest( $elem, 'tr' ).hasClass( c.cssIgnoreRow ) ) { return; }
				// transfer data-column to element if not th/td - #1459
				if ( !/(th|td)/i.test( elem.nodeName ) ) {
					tmp = ts.getClosest( $elem, 'th, td' );
					$elem.attr( 'data-column', tmp.attr( 'data-column' ) );
				}
				// make sure to get header cell & not column indexed cell
				configHeaders = ts.getColumnData( c.table, c.headers, index, true );
				// save original header content
				c.headerContent[ index ] = $elem.html();
				// if headerTemplate is empty, don't reformat the header cell
				if ( c.headerTemplate !== '' && !$elem.find( '.' + ts.css.headerIn ).length ) {
					// set up header template
					template = c.headerTemplate
						.replace( ts.regex.templateContent, $elem.html() )
						.replace( ts.regex.templateIcon, $elem.find( '.' + ts.css.icon ).length ? '' : icon );
					if ( c.onRenderTemplate ) {
						header = c.onRenderTemplate.apply( $elem, [ index, template ] );
						// only change t if something is returned
						if ( header && typeof header === 'string' ) {
							template = header;
						}
					}
					$elem.html( '<div class="' + ts.css.headerIn + '">' + template + '</div>' ); // faster than wrapInner
				}
				if ( c.onRenderHeader ) {
					c.onRenderHeader.apply( $elem, [ index, c, c.$table ] );
				}
				column = parseInt( $elem.attr( 'data-column' ), 10 );
				elem.column = column;
				tmp = ts.getOrder( ts.getData( $elem, configHeaders, 'sortInitialOrder' ) || c.sortInitialOrder );
				// this may get updated numerous times if there are multiple rows
				c.sortVars[ column ] = {
					count : -1, // set to -1 because clicking on the header automatically adds one
					order : tmp ?
						( c.sortReset ? [ 1, 0, 2 ] : [ 1, 0 ] ) : // desc, asc, unsorted
						( c.sortReset ? [ 0, 1, 2 ] : [ 0, 1 ] ),  // asc, desc, unsorted
					lockedOrder : false,
					sortedBy : ''
				};
				tmp = ts.getData( $elem, configHeaders, 'lockedOrder' ) || false;
				if ( typeof tmp !== 'undefined' && tmp !== false ) {
					c.sortVars[ column ].lockedOrder = true;
					c.sortVars[ column ].order = ts.getOrder( tmp ) ? [ 1, 1 ] : [ 0, 0 ];
				}
				// add cell to headerList
				c.headerList[ index ] = elem;
				$elem.addClass( ts.css.header + ' ' + c.cssHeader );
				// add to parent in case there are multiple rows
				ts.getClosest( $elem, 'tr' )
					.addClass( ts.css.headerRow + ' ' + c.cssHeaderRow )
					.attr( 'role', 'row' );
				// allow keyboard cursor to focus on element
				if ( c.tabIndex ) {
					$elem.attr( 'tabindex', 0 );
				}
				return elem;
			}) );
			// cache headers per column
			c.$headerIndexed = [];
			for ( indx = 0; indx < c.columns; indx++ ) {
				// colspan in header making a column undefined
				if ( ts.isEmptyObject( c.sortVars[ indx ] ) ) {
					c.sortVars[ indx ] = {};
				}
				// Use c.$headers.parent() in case selectorHeaders doesn't point to the th/td
				$temp = c.$headers.filter( '[data-column="' + indx + '"]' );
				// target sortable column cells, unless there are none, then use non-sortable cells
				// .last() added in jQuery 1.4; use .filter(':last') to maintain compatibility with jQuery v1.2.6
				c.$headerIndexed[ indx ] = $temp.length ?
					$temp.not( '.sorter-false' ).length ?
						$temp.not( '.sorter-false' ).filter( ':last' ) :
						$temp.filter( ':last' ) :
					$();
			}
			c.$table.find( c.selectorHeaders ).attr({
				scope: 'col',
				role : 'columnheader'
			});
			// enable/disable sorting
			ts.updateHeader( c );
			if ( ts.debug(c, 'core') ) {
				console.log( 'Built headers:' + ts.benchmark( timer ) );
				console.log( c.$headers );
			}
		},

		// Use it to add a set of methods to table.config which will be available for all tables.
		// This should be done before table initialization
		addInstanceMethods : function( methods ) {
			$.extend( ts.instanceMethods, methods );
		},

		/*
		█████▄ ▄████▄ █████▄ ▄█████ ██████ █████▄ ▄█████
		██▄▄██ ██▄▄██ ██▄▄██ ▀█▄    ██▄▄   ██▄▄██ ▀█▄
		██▀▀▀  ██▀▀██ ██▀██     ▀█▄ ██▀▀   ██▀██     ▀█▄
		██     ██  ██ ██  ██ █████▀ ██████ ██  ██ █████▀
		*/
		setupParsers : function( c, $tbodies ) {
			var rows, list, span, max, colIndex, indx, header, configHeaders,
				noParser, parser, extractor, time, tbody, len,
				table = c.table,
				tbodyIndex = 0,
				debug = ts.debug(c, 'core'),
				debugOutput = {};
			// update table bodies in case we start with an empty table
			c.$tbodies = c.$table.children( 'tbody:not(.' + c.cssInfoBlock + ')' );
			tbody = typeof $tbodies === 'undefined' ? c.$tbodies : $tbodies;
			len = tbody.length;
			if ( len === 0 ) {
				return debug ? console.warn( 'Warning: *Empty table!* Not building a parser cache' ) : '';
			} else if ( debug ) {
				time = new Date();
				console[ console.group ? 'group' : 'log' ]( 'Detecting parsers for each column' );
			}
			list = {
				extractors: [],
				parsers: []
			};
			while ( tbodyIndex < len ) {
				rows = tbody[ tbodyIndex ].rows;
				if ( rows.length ) {
					colIndex = 0;
					max = c.columns;
					for ( indx = 0; indx < max; indx++ ) {
						header = c.$headerIndexed[ colIndex ];
						if ( header && header.length ) {
							// get column indexed table cell; adding true parameter fixes #1362 but
							// it would break backwards compatibility...
							configHeaders = ts.getColumnData( table, c.headers, colIndex ); // , true );
							// get column parser/extractor
							extractor = ts.getParserById( ts.getData( header, configHeaders, 'extractor' ) );
							parser = ts.getParserById( ts.getData( header, configHeaders, 'sorter' ) );
							noParser = ts.getData( header, configHeaders, 'parser' ) === 'false';
							// empty cells behaviour - keeping emptyToBottom for backwards compatibility
							c.empties[colIndex] = (
								ts.getData( header, configHeaders, 'empty' ) ||
								c.emptyTo || ( c.emptyToBottom ? 'bottom' : 'top' ) ).toLowerCase();
							// text strings behaviour in numerical sorts
							c.strings[colIndex] = (
								ts.getData( header, configHeaders, 'string' ) ||
								c.stringTo ||
								'max' ).toLowerCase();
							if ( noParser ) {
								parser = ts.getParserById( 'no-parser' );
							}
							if ( !extractor ) {
								// For now, maybe detect someday
								extractor = false;
							}
							if ( !parser ) {
								parser = ts.detectParserForColumn( c, rows, -1, colIndex );
							}
							if ( debug ) {
								debugOutput[ '(' + colIndex + ') ' + header.text() ] = {
									parser : parser.id,
									extractor : extractor ? extractor.id : 'none',
									string : c.strings[ colIndex ],
									empty  : c.empties[ colIndex ]
								};
							}
							list.parsers[ colIndex ] = parser;
							list.extractors[ colIndex ] = extractor;
							span = header[ 0 ].colSpan - 1;
							if ( span > 0 ) {
								colIndex += span;
								max += span;
								while ( span + 1 > 0 ) {
									// set colspan columns to use the same parsers & extractors
									list.parsers[ colIndex - span ] = parser;
									list.extractors[ colIndex - span ] = extractor;
									span--;
								}
							}
						}
						colIndex++;
					}
				}
				tbodyIndex += ( list.parsers.length ) ? len : 1;
			}
			if ( debug ) {
				if ( !ts.isEmptyObject( debugOutput ) ) {
					console[ console.table ? 'table' : 'log' ]( debugOutput );
				} else {
					console.warn( '  No parsers detected!' );
				}
				console.log( 'Completed detecting parsers' + ts.benchmark( time ) );
				if ( console.groupEnd ) { console.groupEnd(); }
			}
			c.parsers = list.parsers;
			c.extractors = list.extractors;
		},

		addParser : function( parser ) {
			var indx,
				len = ts.parsers.length,
				add = true;
			for ( indx = 0; indx < len; indx++ ) {
				if ( ts.parsers[ indx ].id.toLowerCase() === parser.id.toLowerCase() ) {
					add = false;
				}
			}
			if ( add ) {
				ts.parsers[ ts.parsers.length ] = parser;
			}
		},

		getParserById : function( name ) {
			/*jshint eqeqeq:false */ // eslint-disable-next-line eqeqeq
			if ( name == 'false' ) { return false; }
			var indx,
				len = ts.parsers.length;
			for ( indx = 0; indx < len; indx++ ) {
				if ( ts.parsers[ indx ].id.toLowerCase() === ( name.toString() ).toLowerCase() ) {
					return ts.parsers[ indx ];
				}
			}
			return false;
		},

		detectParserForColumn : function( c, rows, rowIndex, cellIndex ) {
			var cur, $node, row,
				indx = ts.parsers.length,
				node = false,
				nodeValue = '',
				debug = ts.debug(c, 'core'),
				keepLooking = true;
			while ( nodeValue === '' && keepLooking ) {
				rowIndex++;
				row = rows[ rowIndex ];
				// stop looking after 50 empty rows
				if ( row && rowIndex < 50 ) {
					if ( row.className.indexOf( ts.cssIgnoreRow ) < 0 ) {
						node = rows[ rowIndex ].cells[ cellIndex ];
						nodeValue = ts.getElementText( c, node, cellIndex );
						$node = $( node );
						if ( debug ) {
							console.log( 'Checking if value was empty on row ' + rowIndex + ', column: ' +
								cellIndex + ': "' + nodeValue + '"' );
						}
					}
				} else {
					keepLooking = false;
				}
			}
			while ( --indx >= 0 ) {
				cur = ts.parsers[ indx ];
				// ignore the default text parser because it will always be true
				if ( cur && cur.id !== 'text' && cur.is && cur.is( nodeValue, c.table, node, $node ) ) {
					return cur;
				}
			}
			// nothing found, return the generic parser (text)
			return ts.getParserById( 'text' );
		},

		getElementText : function( c, node, cellIndex ) {
			if ( !node ) { return ''; }
			var tmp,
				extract = c.textExtraction || '',
				// node could be a jquery object
				// http://jsperf.com/jquery-vs-instanceof-jquery/2
				$node = node.jquery ? node : $( node );
			if ( typeof extract === 'string' ) {
				// check data-attribute first when set to 'basic'; don't use node.innerText - it's really slow!
				// http://www.kellegous.com/j/2013/02/27/innertext-vs-textcontent/
				if ( extract === 'basic' && typeof ( tmp = $node.attr( c.textAttribute ) ) !== 'undefined' ) {
					return $.trim( tmp );
				}
				return $.trim( node.textContent || $node.text() );
			} else {
				if ( typeof extract === 'function' ) {
					return $.trim( extract( $node[ 0 ], c.table, cellIndex ) );
				} else if ( typeof ( tmp = ts.getColumnData( c.table, extract, cellIndex ) ) === 'function' ) {
					return $.trim( tmp( $node[ 0 ], c.table, cellIndex ) );
				}
			}
			// fallback
			return $.trim( $node[ 0 ].textContent || $node.text() );
		},

		// centralized function to extract/parse cell contents
		getParsedText : function( c, cell, colIndex, txt ) {
			if ( typeof txt === 'undefined' ) {
				txt = ts.getElementText( c, cell, colIndex );
			}
			// if no parser, make sure to return the txt
			var val = '' + txt,
				parser = c.parsers[ colIndex ],
				extractor = c.extractors[ colIndex ];
			if ( parser ) {
				// do extract before parsing, if there is one
				if ( extractor && typeof extractor.format === 'function' ) {
					txt = extractor.format( txt, c.table, cell, colIndex );
				}
				// allow parsing if the string is empty, previously parsing would change it to zero,
				// in case the parser needs to extract data from the table cell attributes
				val = parser.id === 'no-parser' ? '' :
					// make sure txt is a string (extractor may have converted it)
					parser.format( '' + txt, c.table, cell, colIndex );
				if ( c.ignoreCase && typeof val === 'string' ) {
					val = val.toLowerCase();
				}
			}
			return val;
		},

		/*
		▄████▄ ▄████▄ ▄████▄ ██  ██ ██████
		██  ▀▀ ██▄▄██ ██  ▀▀ ██▄▄██ ██▄▄
		██  ▄▄ ██▀▀██ ██  ▄▄ ██▀▀██ ██▀▀
		▀████▀ ██  ██ ▀████▀ ██  ██ ██████
		*/
		buildCache : function( c, callback, $tbodies ) {
			var cache, val, txt, rowIndex, colIndex, tbodyIndex, $tbody, $row,
				cols, $cells, cell, cacheTime, totalRows, rowData, prevRowData,
				colMax, span, cacheIndex, hasParser, max, len, index,
				table = c.table,
				parsers = c.parsers,
				debug = ts.debug(c, 'core');
			// update tbody variable
			c.$tbodies = c.$table.children( 'tbody:not(.' + c.cssInfoBlock + ')' );
			$tbody = typeof $tbodies === 'undefined' ? c.$tbodies : $tbodies,
			c.cache = {};
			c.totalRows = 0;
			// if no parsers found, return - it's an empty table.
			if ( !parsers ) {
				return debug ? console.warn( 'Warning: *Empty table!* Not building a cache' ) : '';
			}
			if ( debug ) {
				cacheTime = new Date();
			}
			// processing icon
			if ( c.showProcessing ) {
				ts.isProcessing( table, true );
			}
			for ( tbodyIndex = 0; tbodyIndex < $tbody.length; tbodyIndex++ ) {
				colMax = []; // column max value per tbody
				cache = c.cache[ tbodyIndex ] = {
					normalized: [] // array of normalized row data; last entry contains 'rowData' above
					// colMax: #   // added at the end
				};

				totalRows = ( $tbody[ tbodyIndex ] && $tbody[ tbodyIndex ].rows.length ) || 0;
				for ( rowIndex = 0; rowIndex < totalRows; ++rowIndex ) {
					rowData = {
						// order: original row order #
						// $row : jQuery Object[]
						child: [], // child row text (filter widget)
						raw: []    // original row text
					};
					/** Add the table data to main data array */
					$row = $( $tbody[ tbodyIndex ].rows[ rowIndex ] );
					cols = [];
					// ignore "remove-me" rows
					if ( $row.hasClass( c.selectorRemove.slice(1) ) ) {
						continue;
					}
					// if this is a child row, add it to the last row's children and continue to the next row
					// ignore child row class, if it is the first row
					if ( $row.hasClass( c.cssChildRow ) && rowIndex !== 0 ) {
						len = cache.normalized.length - 1;
						prevRowData = cache.normalized[ len ][ c.columns ];
						prevRowData.$row = prevRowData.$row.add( $row );
						// add 'hasChild' class name to parent row
						if ( !$row.prev().hasClass( c.cssChildRow ) ) {
							$row.prev().addClass( ts.css.cssHasChild );
						}
						// save child row content (un-parsed!)
						$cells = $row.children( 'th, td' );
						len = prevRowData.child.length;
						prevRowData.child[ len ] = [];
						// child row content does not account for colspans/rowspans; so indexing may be off
						cacheIndex = 0;
						max = c.columns;
						for ( colIndex = 0; colIndex < max; colIndex++ ) {
							cell = $cells[ colIndex ];
							if ( cell ) {
								prevRowData.child[ len ][ colIndex ] = ts.getParsedText( c, cell, colIndex );
								span = $cells[ colIndex ].colSpan - 1;
								if ( span > 0 ) {
									cacheIndex += span;
									max += span;
								}
							}
							cacheIndex++;
						}
						// go to the next for loop
						continue;
					}
					rowData.$row = $row;
					rowData.order = rowIndex; // add original row position to rowCache
					cacheIndex = 0;
					max = c.columns;
					for ( colIndex = 0; colIndex < max; ++colIndex ) {
						cell = $row[ 0 ].cells[ colIndex ];
						if ( cell && cacheIndex < c.columns ) {
							hasParser = typeof parsers[ cacheIndex ] !== 'undefined';
							if ( !hasParser && debug ) {
								console.warn( 'No parser found for row: ' + rowIndex + ', column: ' + colIndex +
									'; cell containing: "' + $(cell).text() + '"; does it have a header?' );
							}
							val = ts.getElementText( c, cell, cacheIndex );
							rowData.raw[ cacheIndex ] = val; // save original row text
							// save raw column text even if there is no parser set
							txt = ts.getParsedText( c, cell, cacheIndex, val );
							cols[ cacheIndex ] = txt;
							if ( hasParser && ( parsers[ cacheIndex ].type || '' ).toLowerCase() === 'numeric' ) {
								// determine column max value (ignore sign)
								colMax[ cacheIndex ] = Math.max( Math.abs( txt ) || 0, colMax[ cacheIndex ] || 0 );
							}
							// allow colSpan in tbody
							span = cell.colSpan - 1;
							if ( span > 0 ) {
								index = 0;
								while ( index <= span ) {
									// duplicate text (or not) to spanned columns
									// instead of setting duplicate span to empty string, use textExtraction to try to get a value
									// see http://stackoverflow.com/q/36449711/145346
									txt = c.duplicateSpan || index === 0 ?
										txt :
										typeof c.textExtraction !== 'string' ?
											ts.getElementText( c, cell, cacheIndex + index ) || '' :
											'';
									rowData.raw[ cacheIndex + index ] = txt;
									cols[ cacheIndex + index ] = txt;
									index++;
								}
								cacheIndex += span;
								max += span;
							}
						}
						cacheIndex++;
					}
					// ensure rowData is always in the same location (after the last column)
					cols[ c.columns ] = rowData;
					cache.normalized[ cache.normalized.length ] = cols;
				}
				cache.colMax = colMax;
				// total up rows, not including child rows
				c.totalRows += cache.normalized.length;

			}
			if ( c.showProcessing ) {
				ts.isProcessing( table ); // remove processing icon
			}
			if ( debug ) {
				len = Math.min( 5, c.cache[ 0 ].normalized.length );
				console[ console.group ? 'group' : 'log' ]( 'Building cache for ' + c.totalRows +
					' rows (showing ' + len + ' rows in log) and ' + c.columns + ' columns' +
					ts.benchmark( cacheTime ) );
				val = {};
				for ( colIndex = 0; colIndex < c.columns; colIndex++ ) {
					for ( cacheIndex = 0; cacheIndex < len; cacheIndex++ ) {
						if ( !val[ 'row: ' + cacheIndex ] ) {
							val[ 'row: ' + cacheIndex ] = {};
						}
						val[ 'row: ' + cacheIndex ][ c.$headerIndexed[ colIndex ].text() ] =
							c.cache[ 0 ].normalized[ cacheIndex ][ colIndex ];
					}
				}
				console[ console.table ? 'table' : 'log' ]( val );
				if ( console.groupEnd ) { console.groupEnd(); }
			}
			if ( $.isFunction( callback ) ) {
				callback( table );
			}
		},

		getColumnText : function( table, column, callback, rowFilter ) {
			table = $( table )[0];
			var tbodyIndex, rowIndex, cache, row, tbodyLen, rowLen, raw, parsed, $cell, result,
				hasCallback = typeof callback === 'function',
				allColumns = column === 'all',
				data = { raw : [], parsed: [], $cell: [] },
				c = table.config;
			if ( ts.isEmptyObject( c ) ) {
				if ( ts.debug(c, 'core') ) {
					console.warn( 'No cache found - aborting getColumnText function!' );
				}
			} else {
				tbodyLen = c.$tbodies.length;
				for ( tbodyIndex = 0; tbodyIndex < tbodyLen; tbodyIndex++ ) {
					cache = c.cache[ tbodyIndex ].normalized;
					rowLen = cache.length;
					for ( rowIndex = 0; rowIndex < rowLen; rowIndex++ ) {
						row = cache[ rowIndex ];
						if ( rowFilter && !row[ c.columns ].$row.is( rowFilter ) ) {
							continue;
						}
						result = true;
						parsed = ( allColumns ) ? row.slice( 0, c.columns ) : row[ column ];
						row = row[ c.columns ];
						raw = ( allColumns ) ? row.raw : row.raw[ column ];
						$cell = ( allColumns ) ? row.$row.children() : row.$row.children().eq( column );
						if ( hasCallback ) {
							result = callback({
								tbodyIndex : tbodyIndex,
								rowIndex : rowIndex,
								parsed : parsed,
								raw : raw,
								$row : row.$row,
								$cell : $cell
							});
						}
						if ( result !== false ) {
							data.parsed[ data.parsed.length ] = parsed;
							data.raw[ data.raw.length ] = raw;
							data.$cell[ data.$cell.length ] = $cell;
						}
					}
				}
				// return everything
				return data;
			}
		},

		/*
		██  ██ █████▄ █████▄ ▄████▄ ██████ ██████
		██  ██ ██▄▄██ ██  ██ ██▄▄██   ██   ██▄▄
		██  ██ ██▀▀▀  ██  ██ ██▀▀██   ██   ██▀▀
		▀████▀ ██     █████▀ ██  ██   ██   ██████
		*/
		setHeadersCss : function( c ) {
			var indx, column,
				list = c.sortList,
				len = list.length,
				none = ts.css.sortNone + ' ' + c.cssNone,
				css = [ ts.css.sortAsc + ' ' + c.cssAsc, ts.css.sortDesc + ' ' + c.cssDesc ],
				cssIcon = [ c.cssIconAsc, c.cssIconDesc, c.cssIconNone ],
				aria = [ 'ascending', 'descending' ],
				updateColumnSort = function($el, index) {
					$el
						.removeClass( none )
						.addClass( css[ index ] )
						.attr( 'aria-sort', aria[ index ] )
						.find( '.' + ts.css.icon )
						.removeClass( cssIcon[ 2 ] )
						.addClass( cssIcon[ index ] );
				},
				// find the footer
				$extras = c.$table
					.find( 'tfoot tr' )
					.children( 'td, th' )
					.add( $( c.namespace + '_extra_headers' ) )
					.removeClass( css.join( ' ' ) ),
				// remove all header information
				$sorted = c.$headers
					.add( $( 'thead ' + c.namespace + '_extra_headers' ) )
					.removeClass( css.join( ' ' ) )
					.addClass( none )
					.attr( 'aria-sort', 'none' )
					.find( '.' + ts.css.icon )
					.removeClass( cssIcon.join( ' ' ) )
					.end();
			// add css none to all sortable headers
			$sorted
				.not( '.sorter-false' )
				.find( '.' + ts.css.icon )
				.addClass( cssIcon[ 2 ] );
			// add disabled css icon class
			if ( c.cssIconDisabled ) {
				$sorted
					.filter( '.sorter-false' )
					.find( '.' + ts.css.icon )
					.addClass( c.cssIconDisabled );
			}
			for ( indx = 0; indx < len; indx++ ) {
				// direction = 2 means reset!
				if ( list[ indx ][ 1 ] !== 2 ) {
					// multicolumn sorting updating - see #1005
					// .not(function() {}) needs jQuery 1.4
					// filter(function(i, el) {}) <- el is undefined in jQuery v1.2.6
					$sorted = c.$headers.filter( function( i ) {
						// only include headers that are in the sortList (this includes colspans)
						var include = true,
							$el = c.$headers.eq( i ),
							col = parseInt( $el.attr( 'data-column' ), 10 ),
							end = col + ts.getClosest( $el, 'th, td' )[0].colSpan;
						for ( ; col < end; col++ ) {
							include = include ? include || ts.isValueInArray( col, c.sortList ) > -1 : false;
						}
						return include;
					});

					// choose the :last in case there are nested columns
					$sorted = $sorted
						.not( '.sorter-false' )
						.filter( '[data-column="' + list[ indx ][ 0 ] + '"]' + ( len === 1 ? ':last' : '' ) );
					if ( $sorted.length ) {
						for ( column = 0; column < $sorted.length; column++ ) {
							if ( !$sorted[ column ].sortDisabled ) {
								updateColumnSort( $sorted.eq( column ), list[ indx ][ 1 ] );
							}
						}
					}
					// add sorted class to footer & extra headers, if they exist
					if ( $extras.length ) {
						updateColumnSort( $extras.filter( '[data-column="' + list[ indx ][ 0 ] + '"]' ), list[ indx ][ 1 ] );
					}
				}
			}
			// add verbose aria labels
			len = c.$headers.length;
			for ( indx = 0; indx < len; indx++ ) {
				ts.setColumnAriaLabel( c, c.$headers.eq( indx ) );
			}
		},

		getClosest : function( $el, selector ) {
			// jQuery v1.2.6 doesn't have closest()
			if ( $.fn.closest ) {
				return $el.closest( selector );
			}
			return $el.is( selector ) ?
				$el :
				$el.parents( selector ).filter( ':first' );
		},

		// nextSort (optional), lets you disable next sort text
		setColumnAriaLabel : function( c, $header, nextSort ) {
			if ( $header.length ) {
				var column = parseInt( $header.attr( 'data-column' ), 10 ),
					vars = c.sortVars[ column ],
					tmp = $header.hasClass( ts.css.sortAsc ) ?
						'sortAsc' :
						$header.hasClass( ts.css.sortDesc ) ? 'sortDesc' : 'sortNone',
					txt = $.trim( $header.text() ) + ': ' + ts.language[ tmp ];
				if ( $header.hasClass( 'sorter-false' ) || nextSort === false ) {
					txt += ts.language.sortDisabled;
				} else {
					tmp = ( vars.count + 1 ) % vars.order.length;
					nextSort = vars.order[ tmp ];
					// if nextSort
					txt += ts.language[ nextSort === 0 ? 'nextAsc' : nextSort === 1 ? 'nextDesc' : 'nextNone' ];
				}
				$header.attr( 'aria-label', txt );
				if (vars.sortedBy) {
					$header.attr( 'data-sortedBy', vars.sortedBy );
				} else {
					$header.removeAttr('data-sortedBy');
				}
			}
		},

		updateHeader : function( c ) {
			var index, isDisabled, $header, col,
				table = c.table,
				len = c.$headers.length;
			for ( index = 0; index < len; index++ ) {
				$header = c.$headers.eq( index );
				col = ts.getColumnData( table, c.headers, index, true );
				// add 'sorter-false' class if 'parser-false' is set
				isDisabled = ts.getData( $header, col, 'sorter' ) === 'false' || ts.getData( $header, col, 'parser' ) === 'false';
				ts.setColumnSort( c, $header, isDisabled );
			}
		},

		setColumnSort : function( c, $header, isDisabled ) {
			var id = c.table.id;
			$header[ 0 ].sortDisabled = isDisabled;
			$header[ isDisabled ? 'addClass' : 'removeClass' ]( 'sorter-false' )
				.attr( 'aria-disabled', '' + isDisabled );
			// disable tab index on disabled cells
			if ( c.tabIndex ) {
				if ( isDisabled ) {
					$header.removeAttr( 'tabindex' );
				} else {
					$header.attr( 'tabindex', '0' );
				}
			}
			// aria-controls - requires table ID
			if ( id ) {
				if ( isDisabled ) {
					$header.removeAttr( 'aria-controls' );
				} else {
					$header.attr( 'aria-controls', id );
				}
			}
		},

		updateHeaderSortCount : function( c, list ) {
			var col, dir, group, indx, primary, temp, val, order,
				sortList = list || c.sortList,
				len = sortList.length;
			c.sortList = [];
			for ( indx = 0; indx < len; indx++ ) {
				val = sortList[ indx ];
				// ensure all sortList values are numeric - fixes #127
				col = parseInt( val[ 0 ], 10 );
				// prevents error if sorton array is wrong
				if ( col < c.columns ) {

					// set order if not already defined - due to colspan header without associated header cell
					// adding this check prevents a javascript error
					if ( !c.sortVars[ col ].order ) {
						if ( ts.getOrder( c.sortInitialOrder ) ) {
							order = c.sortReset ? [ 1, 0, 2 ] : [ 1, 0 ];
						} else {
							order = c.sortReset ? [ 0, 1, 2 ] : [ 0, 1 ];
						}
						c.sortVars[ col ].order = order;
						c.sortVars[ col ].count = 0;
					}

					order = c.sortVars[ col ].order;
					dir = ( '' + val[ 1 ] ).match( /^(1|d|s|o|n)/ );
					dir = dir ? dir[ 0 ] : '';
					// 0/(a)sc (default), 1/(d)esc, (s)ame, (o)pposite, (n)ext
					switch ( dir ) {
						case '1' : case 'd' : // descending
							dir = 1;
							break;
						case 's' : // same direction (as primary column)
							// if primary sort is set to 's', make it ascending
							dir = primary || 0;
							break;
						case 'o' :
							temp = order[ ( primary || 0 ) % order.length ];
							// opposite of primary column; but resets if primary resets
							dir = temp === 0 ? 1 : temp === 1 ? 0 : 2;
							break;
						case 'n' :
							dir = order[ ( ++c.sortVars[ col ].count ) % order.length ];
							break;
						default : // ascending
							dir = 0;
							break;
					}
					primary = indx === 0 ? dir : primary;
					group = [ col, parseInt( dir, 10 ) || 0 ];
					c.sortList[ c.sortList.length ] = group;
					dir = $.inArray( group[ 1 ], order ); // fixes issue #167
					c.sortVars[ col ].count = dir >= 0 ? dir : group[ 1 ] % order.length;
				}
			}
		},

		updateAll : function( c, resort, callback ) {
			var table = c.table;
			table.isUpdating = true;
			ts.refreshWidgets( table, true, true );
			ts.buildHeaders( c );
			ts.bindEvents( table, c.$headers, true );
			ts.bindMethods( c );
			ts.commonUpdate( c, resort, callback );
		},

		update : function( c, resort, callback ) {
			var table = c.table;
			table.isUpdating = true;
			// update sorting (if enabled/disabled)
			ts.updateHeader( c );
			ts.commonUpdate( c, resort, callback );
		},

		// simple header update - see #989
		updateHeaders : function( c, callback ) {
			c.table.isUpdating = true;
			ts.buildHeaders( c );
			ts.bindEvents( c.table, c.$headers, true );
			ts.resortComplete( c, callback );
		},

		updateCell : function( c, cell, resort, callback ) {
			// updateCell for child rows is a mess - we'll ignore them for now
			// eventually I'll break out the "update" row cache code to make everything consistent
			if ( $( cell ).closest( 'tr' ).hasClass( c.cssChildRow ) ) {
				console.warn('Tablesorter Warning! "updateCell" for child row content has been disabled, use "update" instead');
				return;
			}
			if ( ts.isEmptyObject( c.cache ) ) {
				// empty table, do an update instead - fixes #1099
				ts.updateHeader( c );
				ts.commonUpdate( c, resort, callback );
				return;
			}
			c.table.isUpdating = true;
			c.$table.find( c.selectorRemove ).remove();
			// get position from the dom
			var tmp, indx, row, icell, cache, len,
				$tbodies = c.$tbodies,
				$cell = $( cell ),
				// update cache - format: function( s, table, cell, cellIndex )
				// no closest in jQuery v1.2.6
				tbodyIndex = $tbodies.index( ts.getClosest( $cell, 'tbody' ) ),
				tbcache = c.cache[ tbodyIndex ],
				$row = ts.getClosest( $cell, 'tr' );
			cell = $cell[ 0 ]; // in case cell is a jQuery object
			// tbody may not exist if update is initialized while tbody is removed for processing
			if ( $tbodies.length && tbodyIndex >= 0 ) {
				row = $tbodies.eq( tbodyIndex ).find( 'tr' ).not( '.' + c.cssChildRow ).index( $row );
				cache = tbcache.normalized[ row ];
				len = $row[ 0 ].cells.length;
				if ( len !== c.columns ) {
					// colspan in here somewhere!
					icell = 0;
					tmp = false;
					for ( indx = 0; indx < len; indx++ ) {
						if ( !tmp && $row[ 0 ].cells[ indx ] !== cell ) {
							icell += $row[ 0 ].cells[ indx ].colSpan;
						} else {
							tmp = true;
						}
					}
				} else {
					icell = $cell.index();
				}
				tmp = ts.getElementText( c, cell, icell ); // raw
				cache[ c.columns ].raw[ icell ] = tmp;
				tmp = ts.getParsedText( c, cell, icell, tmp );
				cache[ icell ] = tmp; // parsed
				if ( ( c.parsers[ icell ].type || '' ).toLowerCase() === 'numeric' ) {
					// update column max value (ignore sign)
					tbcache.colMax[ icell ] = Math.max( Math.abs( tmp ) || 0, tbcache.colMax[ icell ] || 0 );
				}
				tmp = resort !== 'undefined' ? resort : c.resort;
				if ( tmp !== false ) {
					// widgets will be reapplied
					ts.checkResort( c, tmp, callback );
				} else {
					// don't reapply widgets is resort is false, just in case it causes
					// problems with element focus
					ts.resortComplete( c, callback );
				}
			} else {
				if ( ts.debug(c, 'core') ) {
					console.error( 'updateCell aborted, tbody missing or not within the indicated table' );
				}
				c.table.isUpdating = false;
			}
		},

		addRows : function( c, $row, resort, callback ) {
			var txt, val, tbodyIndex, rowIndex, rows, cellIndex, len, order,
				cacheIndex, rowData, cells, cell, span,
				// allow passing a row string if only one non-info tbody exists in the table
				valid = typeof $row === 'string' && c.$tbodies.length === 1 && /<tr/.test( $row || '' ),
				table = c.table;
			if ( valid ) {
				$row = $( $row );
				c.$tbodies.append( $row );
			} else if (
				!$row ||
				// row is a jQuery object?
				!( $row instanceof $ ) ||
				// row contained in the table?
				( ts.getClosest( $row, 'table' )[ 0 ] !== c.table )
			) {
				if ( ts.debug(c, 'core') ) {
					console.error( 'addRows method requires (1) a jQuery selector reference to rows that have already ' +
						'been added to the table, or (2) row HTML string to be added to a table with only one tbody' );
				}
				return false;
			}
			table.isUpdating = true;
			if ( ts.isEmptyObject( c.cache ) ) {
				// empty table, do an update instead - fixes #450
				ts.updateHeader( c );
				ts.commonUpdate( c, resort, callback );
			} else {
				rows = $row.filter( 'tr' ).attr( 'role', 'row' ).length;
				tbodyIndex = c.$tbodies.index( $row.parents( 'tbody' ).filter( ':first' ) );
				// fixes adding rows to an empty table - see issue #179
				if ( !( c.parsers && c.parsers.length ) ) {
					ts.setupParsers( c );
				}
				// add each row
				for ( rowIndex = 0; rowIndex < rows; rowIndex++ ) {
					cacheIndex = 0;
					len = $row[ rowIndex ].cells.length;
					order = c.cache[ tbodyIndex ].normalized.length;
					cells = [];
					rowData = {
						child : [],
						raw : [],
						$row : $row.eq( rowIndex ),
						order : order
					};
					// add each cell
					for ( cellIndex = 0; cellIndex < len; cellIndex++ ) {
						cell = $row[ rowIndex ].cells[ cellIndex ];
						txt = ts.getElementText( c, cell, cacheIndex );
						rowData.raw[ cacheIndex ] = txt;
						val = ts.getParsedText( c, cell, cacheIndex, txt );
						cells[ cacheIndex ] = val;
						if ( ( c.parsers[ cacheIndex ].type || '' ).toLowerCase() === 'numeric' ) {
							// update column max value (ignore sign)
							c.cache[ tbodyIndex ].colMax[ cacheIndex ] =
								Math.max( Math.abs( val ) || 0, c.cache[ tbodyIndex ].colMax[ cacheIndex ] || 0 );
						}
						span = cell.colSpan - 1;
						if ( span > 0 ) {
							cacheIndex += span;
						}
						cacheIndex++;
					}
					// add the row data to the end
					cells[ c.columns ] = rowData;
					// update cache
					c.cache[ tbodyIndex ].normalized[ order ] = cells;
				}
				// resort using current settings
				ts.checkResort( c, resort, callback );
			}
		},

		updateCache : function( c, callback, $tbodies ) {
			// rebuild parsers
			if ( !( c.parsers && c.parsers.length ) ) {
				ts.setupParsers( c, $tbodies );
			}
			// rebuild the cache map
			ts.buildCache( c, callback, $tbodies );
		},

		// init flag (true) used by pager plugin to prevent widget application
		// renamed from appendToTable
		appendCache : function( c, init ) {
			var parsed, totalRows, $tbody, $curTbody, rowIndex, tbodyIndex, appendTime,
				table = c.table,
				$tbodies = c.$tbodies,
				rows = [],
				cache = c.cache;
			// empty table - fixes #206/#346
			if ( ts.isEmptyObject( cache ) ) {
				// run pager appender in case the table was just emptied
				return c.appender ? c.appender( table, rows ) :
					table.isUpdating ? c.$table.triggerHandler( 'updateComplete', table ) : ''; // Fixes #532
			}
			if ( ts.debug(c, 'core') ) {
				appendTime = new Date();
			}
			for ( tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
				$tbody = $tbodies.eq( tbodyIndex );
				if ( $tbody.length ) {
					// detach tbody for manipulation
					$curTbody = ts.processTbody( table, $tbody, true );
					parsed = cache[ tbodyIndex ].normalized;
					totalRows = parsed.length;
					for ( rowIndex = 0; rowIndex < totalRows; rowIndex++ ) {
						rows[rows.length] = parsed[ rowIndex ][ c.columns ].$row;
						// removeRows used by the pager plugin; don't render if using ajax - fixes #411
						if ( !c.appender || ( c.pager && !c.pager.removeRows && !c.pager.ajax ) ) {
							$curTbody.append( parsed[ rowIndex ][ c.columns ].$row );
						}
					}
					// restore tbody
					ts.processTbody( table, $curTbody, false );
				}
			}
			if ( c.appender ) {
				c.appender( table, rows );
			}
			if ( ts.debug(c, 'core') ) {
				console.log( 'Rebuilt table' + ts.benchmark( appendTime ) );
			}
			// apply table widgets; but not before ajax completes
			if ( !init && !c.appender ) {
				ts.applyWidget( table );
			}
			if ( table.isUpdating ) {
				c.$table.triggerHandler( 'updateComplete', table );
			}
		},

		commonUpdate : function( c, resort, callback ) {
			// remove rows/elements before update
			c.$table.find( c.selectorRemove ).remove();
			// rebuild parsers
			ts.setupParsers( c );
			// rebuild the cache map
			ts.buildCache( c );
			ts.checkResort( c, resort, callback );
		},

		/*
		▄█████ ▄████▄ █████▄ ██████ ██ █████▄ ▄████▄
		▀█▄    ██  ██ ██▄▄██   ██   ██ ██  ██ ██ ▄▄▄
		   ▀█▄ ██  ██ ██▀██    ██   ██ ██  ██ ██ ▀██
		█████▀ ▀████▀ ██  ██   ██   ██ ██  ██ ▀████▀
		*/
		initSort : function( c, cell, event ) {
			if ( c.table.isUpdating ) {
				// let any updates complete before initializing a sort
				return setTimeout( function() {
					ts.initSort( c, cell, event );
				}, 50 );
			}

			var arry, indx, headerIndx, dir, temp, tmp, $header,
				notMultiSort = !event[ c.sortMultiSortKey ],
				table = c.table,
				len = c.$headers.length,
				th = ts.getClosest( $( cell ), 'th, td' ),
				col = parseInt( th.attr( 'data-column' ), 10 ),
				sortedBy = event.type === 'mouseup' ? 'user' : event.type,
				order = c.sortVars[ col ].order;
			th = th[0];
			// Only call sortStart if sorting is enabled
			c.$table.triggerHandler( 'sortStart', table );
			// get current column sort order
			tmp = ( c.sortVars[ col ].count + 1 ) % order.length;
			c.sortVars[ col ].count = event[ c.sortResetKey ] ? 2 : tmp;
			// reset all sorts on non-current column - issue #30
			if ( c.sortRestart ) {
				for ( headerIndx = 0; headerIndx < len; headerIndx++ ) {
					$header = c.$headers.eq( headerIndx );
					tmp = parseInt( $header.attr( 'data-column' ), 10 );
					// only reset counts on columns that weren't just clicked on and if not included in a multisort
					if ( col !== tmp && ( notMultiSort || $header.hasClass( ts.css.sortNone ) ) ) {
						c.sortVars[ tmp ].count = -1;
					}
				}
			}
			// user only wants to sort on one column
			if ( notMultiSort ) {
				$.each( c.sortVars, function( i ) {
					c.sortVars[ i ].sortedBy = '';
				});
				// flush the sort list
				c.sortList = [];
				c.last.sortList = [];
				if ( c.sortForce !== null ) {
					arry = c.sortForce;
					for ( indx = 0; indx < arry.length; indx++ ) {
						if ( arry[ indx ][ 0 ] !== col ) {
							c.sortList[ c.sortList.length ] = arry[ indx ];
							c.sortVars[ arry[ indx ][ 0 ] ].sortedBy = 'sortForce';
						}
					}
				}
				// add column to sort list
				dir = order[ c.sortVars[ col ].count ];
				if ( dir < 2 ) {
					c.sortList[ c.sortList.length ] = [ col, dir ];
					c.sortVars[ col ].sortedBy = sortedBy;
					// add other columns if header spans across multiple
					if ( th.colSpan > 1 ) {
						for ( indx = 1; indx < th.colSpan; indx++ ) {
							c.sortList[ c.sortList.length ] = [ col + indx, dir ];
							// update count on columns in colSpan
							c.sortVars[ col + indx ].count = $.inArray( dir, order );
							c.sortVars[ col + indx ].sortedBy = sortedBy;
						}
					}
				}
				// multi column sorting
			} else {
				// get rid of the sortAppend before adding more - fixes issue #115 & #523
				c.sortList = $.extend( [], c.last.sortList );

				// the user has clicked on an already sorted column
				if ( ts.isValueInArray( col, c.sortList ) >= 0 ) {
					// reverse the sorting direction
					c.sortVars[ col ].sortedBy = sortedBy;
					for ( indx = 0; indx < c.sortList.length; indx++ ) {
						tmp = c.sortList[ indx ];
						if ( tmp[ 0 ] === col ) {
							// order.count seems to be incorrect when compared to cell.count
							tmp[ 1 ] = order[ c.sortVars[ col ].count ];
							if ( tmp[1] === 2 ) {
								c.sortList.splice( indx, 1 );
								c.sortVars[ col ].count = -1;
							}
						}
					}
				} else {
					// add column to sort list array
					dir = order[ c.sortVars[ col ].count ];
					c.sortVars[ col ].sortedBy = sortedBy;
					if ( dir < 2 ) {
						c.sortList[ c.sortList.length ] = [ col, dir ];
						// add other columns if header spans across multiple
						if ( th.colSpan > 1 ) {
							for ( indx = 1; indx < th.colSpan; indx++ ) {
								c.sortList[ c.sortList.length ] = [ col + indx, dir ];
								// update count on columns in colSpan
								c.sortVars[ col + indx ].count = $.inArray( dir, order );
								c.sortVars[ col + indx ].sortedBy = sortedBy;
							}
						}
					}
				}
			}
			// save sort before applying sortAppend
			c.last.sortList = $.extend( [], c.sortList );
			if ( c.sortList.length && c.sortAppend ) {
				arry = $.isArray( c.sortAppend ) ? c.sortAppend : c.sortAppend[ c.sortList[ 0 ][ 0 ] ];
				if ( !ts.isEmptyObject( arry ) ) {
					for ( indx = 0; indx < arry.length; indx++ ) {
						if ( arry[ indx ][ 0 ] !== col && ts.isValueInArray( arry[ indx ][ 0 ], c.sortList ) < 0 ) {
							dir = arry[ indx ][ 1 ];
							temp = ( '' + dir ).match( /^(a|d|s|o|n)/ );
							if ( temp ) {
								tmp = c.sortList[ 0 ][ 1 ];
								switch ( temp[ 0 ] ) {
									case 'd' :
										dir = 1;
										break;
									case 's' :
										dir = tmp;
										break;
									case 'o' :
										dir = tmp === 0 ? 1 : 0;
										break;
									case 'n' :
										dir = ( tmp + 1 ) % order.length;
										break;
									default:
										dir = 0;
										break;
								}
							}
							c.sortList[ c.sortList.length ] = [ arry[ indx ][ 0 ], dir ];
							c.sortVars[ arry[ indx ][ 0 ] ].sortedBy = 'sortAppend';
						}
					}
				}
			}
			// sortBegin event triggered immediately before the sort
			c.$table.triggerHandler( 'sortBegin', table );
			// setTimeout needed so the processing icon shows up
			setTimeout( function() {
				// set css for headers
				ts.setHeadersCss( c );
				ts.multisort( c );
				ts.appendCache( c );
				c.$table.triggerHandler( 'sortBeforeEnd', table );
				c.$table.triggerHandler( 'sortEnd', table );
			}, 1 );
		},

		// sort multiple columns
		multisort : function( c ) { /*jshint loopfunc:true */
			var tbodyIndex, sortTime, colMax, rows, tmp,
				table = c.table,
				sorter = [],
				dir = 0,
				textSorter = c.textSorter || '',
				sortList = c.sortList,
				sortLen = sortList.length,
				len = c.$tbodies.length;
			if ( c.serverSideSorting || ts.isEmptyObject( c.cache ) ) {
				// empty table - fixes #206/#346
				return;
			}
			if ( ts.debug(c, 'core') ) { sortTime = new Date(); }
			// cache textSorter to optimize speed
			if ( typeof textSorter === 'object' ) {
				colMax = c.columns;
				while ( colMax-- ) {
					tmp = ts.getColumnData( table, textSorter, colMax );
					if ( typeof tmp === 'function' ) {
						sorter[ colMax ] = tmp;
					}
				}
			}
			for ( tbodyIndex = 0; tbodyIndex < len; tbodyIndex++ ) {
				colMax = c.cache[ tbodyIndex ].colMax;
				rows = c.cache[ tbodyIndex ].normalized;

				rows.sort( function( a, b ) {
					var sortIndex, num, col, order, sort, x, y;
					// rows is undefined here in IE, so don't use it!
					for ( sortIndex = 0; sortIndex < sortLen; sortIndex++ ) {
						col = sortList[ sortIndex ][ 0 ];
						order = sortList[ sortIndex ][ 1 ];
						// sort direction, true = asc, false = desc
						dir = order === 0;

						if ( c.sortStable && a[ col ] === b[ col ] && sortLen === 1 ) {
							return a[ c.columns ].order - b[ c.columns ].order;
						}

						// fallback to natural sort since it is more robust
						num = /n/i.test( ts.getSortType( c.parsers, col ) );
						if ( num && c.strings[ col ] ) {
							// sort strings in numerical columns
							if ( typeof ( ts.string[ c.strings[ col ] ] ) === 'boolean' ) {
								num = ( dir ? 1 : -1 ) * ( ts.string[ c.strings[ col ] ] ? -1 : 1 );
							} else {
								num = ( c.strings[ col ] ) ? ts.string[ c.strings[ col ] ] || 0 : 0;
							}
							// fall back to built-in numeric sort
							// var sort = $.tablesorter['sort' + s]( a[col], b[col], dir, colMax[col], table );
							sort = c.numberSorter ? c.numberSorter( a[ col ], b[ col ], dir, colMax[ col ], table ) :
								ts[ 'sortNumeric' + ( dir ? 'Asc' : 'Desc' ) ]( a[ col ], b[ col ], num, colMax[ col ], col, c );
						} else {
							// set a & b depending on sort direction
							x = dir ? a : b;
							y = dir ? b : a;
							// text sort function
							if ( typeof textSorter === 'function' ) {
								// custom OVERALL text sorter
								sort = textSorter( x[ col ], y[ col ], dir, col, table );
							} else if ( typeof sorter[ col ] === 'function' ) {
								// custom text sorter for a SPECIFIC COLUMN
								sort = sorter[ col ]( x[ col ], y[ col ], dir, col, table );
							} else {
								// fall back to natural sort
								sort = ts[ 'sortNatural' + ( dir ? 'Asc' : 'Desc' ) ]( a[ col ] || '', b[ col ] || '', col, c );
							}
						}
						if ( sort ) { return sort; }
					}
					return a[ c.columns ].order - b[ c.columns ].order;
				});
			}
			if ( ts.debug(c, 'core') ) {
				console.log( 'Applying sort ' + sortList.toString() + ts.benchmark( sortTime ) );
			}
		},

		resortComplete : function( c, callback ) {
			if ( c.table.isUpdating ) {
				c.$table.triggerHandler( 'updateComplete', c.table );
			}
			if ( $.isFunction( callback ) ) {
				callback( c.table );
			}
		},

		checkResort : function( c, resort, callback ) {
			var sortList = $.isArray( resort ) ? resort : c.sortList,
				// if no resort parameter is passed, fallback to config.resort (true by default)
				resrt = typeof resort === 'undefined' ? c.resort : resort;
			// don't try to resort if the table is still processing
			// this will catch spamming of the updateCell method
			if ( resrt !== false && !c.serverSideSorting && !c.table.isProcessing ) {
				if ( sortList.length ) {
					ts.sortOn( c, sortList, function() {
						ts.resortComplete( c, callback );
					}, true );
				} else {
					ts.sortReset( c, function() {
						ts.resortComplete( c, callback );
						ts.applyWidget( c.table, false );
					} );
				}
			} else {
				ts.resortComplete( c, callback );
				ts.applyWidget( c.table, false );
			}
		},

		sortOn : function( c, list, callback, init ) {
			var indx,
				table = c.table;
			c.$table.triggerHandler( 'sortStart', table );
			for (indx = 0; indx < c.columns; indx++) {
				c.sortVars[ indx ].sortedBy = ts.isValueInArray( indx, list ) > -1 ? 'sorton' : '';
			}
			// update header count index
			ts.updateHeaderSortCount( c, list );
			// set css for headers
			ts.setHeadersCss( c );
			// fixes #346
			if ( c.delayInit && ts.isEmptyObject( c.cache ) ) {
				ts.buildCache( c );
			}
			c.$table.triggerHandler( 'sortBegin', table );
			// sort the table and append it to the dom
			ts.multisort( c );
			ts.appendCache( c, init );
			c.$table.triggerHandler( 'sortBeforeEnd', table );
			c.$table.triggerHandler( 'sortEnd', table );
			ts.applyWidget( table );
			if ( $.isFunction( callback ) ) {
				callback( table );
			}
		},

		sortReset : function( c, callback ) {
			c.sortList = [];
			var indx;
			for (indx = 0; indx < c.columns; indx++) {
				c.sortVars[ indx ].count = -1;
				c.sortVars[ indx ].sortedBy = '';
			}
			ts.setHeadersCss( c );
			ts.multisort( c );
			ts.appendCache( c );
			if ( $.isFunction( callback ) ) {
				callback( c.table );
			}
		},

		getSortType : function( parsers, column ) {
			return ( parsers && parsers[ column ] ) ? parsers[ column ].type || '' : '';
		},

		getOrder : function( val ) {
			// look for 'd' in 'desc' order; return true
			return ( /^d/i.test( val ) || val === 1 );
		},

		// Natural sort - https://github.com/overset/javascript-natural-sort (date sorting removed)
		sortNatural : function( a, b ) {
			if ( a === b ) { return 0; }
			a = ( a || '' ).toString();
			b = ( b || '' ).toString();
			var aNum, bNum, aFloat, bFloat, indx, max,
				regex = ts.regex;
			// first try and sort Hex codes
			if ( regex.hex.test( b ) ) {
				aNum = parseInt( a.match( regex.hex ), 16 );
				bNum = parseInt( b.match( regex.hex ), 16 );
				if ( aNum < bNum ) { return -1; }
				if ( aNum > bNum ) { return 1; }
			}
			// chunk/tokenize
			aNum = a.replace( regex.chunk, '\\0$1\\0' ).replace( regex.chunks, '' ).split( '\\0' );
			bNum = b.replace( regex.chunk, '\\0$1\\0' ).replace( regex.chunks, '' ).split( '\\0' );
			max = Math.max( aNum.length, bNum.length );
			// natural sorting through split numeric strings and default strings
			for ( indx = 0; indx < max; indx++ ) {
				// find floats not starting with '0', string or 0 if not defined
				aFloat = isNaN( aNum[ indx ] ) ? aNum[ indx ] || 0 : parseFloat( aNum[ indx ] ) || 0;
				bFloat = isNaN( bNum[ indx ] ) ? bNum[ indx ] || 0 : parseFloat( bNum[ indx ] ) || 0;
				// handle numeric vs string comparison - number < string - (Kyle Adams)
				if ( isNaN( aFloat ) !== isNaN( bFloat ) ) { return isNaN( aFloat ) ? 1 : -1; }
				// rely on string comparison if different types - i.e. '02' < 2 != '02' < '2'
				if ( typeof aFloat !== typeof bFloat ) {
					aFloat += '';
					bFloat += '';
				}
				if ( aFloat < bFloat ) { return -1; }
				if ( aFloat > bFloat ) { return 1; }
			}
			return 0;
		},

		sortNaturalAsc : function( a, b, col, c ) {
			if ( a === b ) { return 0; }
			var empty = ts.string[ ( c.empties[ col ] || c.emptyTo ) ];
			if ( a === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? -1 : 1 ) : -empty || -1; }
			if ( b === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? 1 : -1 ) : empty || 1; }
			return ts.sortNatural( a, b );
		},

		sortNaturalDesc : function( a, b, col, c ) {
			if ( a === b ) { return 0; }
			var empty = ts.string[ ( c.empties[ col ] || c.emptyTo ) ];
			if ( a === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? -1 : 1 ) : empty || 1; }
			if ( b === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? 1 : -1 ) : -empty || -1; }
			return ts.sortNatural( b, a );
		},

		// basic alphabetical sort
		sortText : function( a, b ) {
			return a > b ? 1 : ( a < b ? -1 : 0 );
		},

		// return text string value by adding up ascii value
		// so the text is somewhat sorted when using a digital sort
		// this is NOT an alphanumeric sort
		getTextValue : function( val, num, max ) {
			if ( max ) {
				// make sure the text value is greater than the max numerical value (max)
				var indx,
					len = val ? val.length : 0,
					n = max + num;
				for ( indx = 0; indx < len; indx++ ) {
					n += val.charCodeAt( indx );
				}
				return num * n;
			}
			return 0;
		},

		sortNumericAsc : function( a, b, num, max, col, c ) {
			if ( a === b ) { return 0; }
			var empty = ts.string[ ( c.empties[ col ] || c.emptyTo ) ];
			if ( a === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? -1 : 1 ) : -empty || -1; }
			if ( b === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? 1 : -1 ) : empty || 1; }
			if ( isNaN( a ) ) { a = ts.getTextValue( a, num, max ); }
			if ( isNaN( b ) ) { b = ts.getTextValue( b, num, max ); }
			return a - b;
		},

		sortNumericDesc : function( a, b, num, max, col, c ) {
			if ( a === b ) { return 0; }
			var empty = ts.string[ ( c.empties[ col ] || c.emptyTo ) ];
			if ( a === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? -1 : 1 ) : empty || 1; }
			if ( b === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? 1 : -1 ) : -empty || -1; }
			if ( isNaN( a ) ) { a = ts.getTextValue( a, num, max ); }
			if ( isNaN( b ) ) { b = ts.getTextValue( b, num, max ); }
			return b - a;
		},

		sortNumeric : function( a, b ) {
			return a - b;
		},

		/*
		██ ██ ██ ██ █████▄ ▄████▄ ██████ ██████ ▄█████
		██ ██ ██ ██ ██  ██ ██ ▄▄▄ ██▄▄     ██   ▀█▄
		██ ██ ██ ██ ██  ██ ██ ▀██ ██▀▀     ██      ▀█▄
		███████▀ ██ █████▀ ▀████▀ ██████   ██   █████▀
		*/
		addWidget : function( widget ) {
			if ( widget.id && !ts.isEmptyObject( ts.getWidgetById( widget.id ) ) ) {
				console.warn( '"' + widget.id + '" widget was loaded more than once!' );
			}
			ts.widgets[ ts.widgets.length ] = widget;
		},

		hasWidget : function( $table, name ) {
			$table = $( $table );
			return $table.length && $table[ 0 ].config && $table[ 0 ].config.widgetInit[ name ] || false;
		},

		getWidgetById : function( name ) {
			var indx, widget,
				len = ts.widgets.length;
			for ( indx = 0; indx < len; indx++ ) {
				widget = ts.widgets[ indx ];
				if ( widget && widget.id && widget.id.toLowerCase() === name.toLowerCase() ) {
					return widget;
				}
			}
		},

		applyWidgetOptions : function( table ) {
			var indx, widget, wo,
				c = table.config,
				len = c.widgets.length;
			if ( len ) {
				for ( indx = 0; indx < len; indx++ ) {
					widget = ts.getWidgetById( c.widgets[ indx ] );
					if ( widget && widget.options ) {
						wo = $.extend( true, {}, widget.options );
						c.widgetOptions = $.extend( true, wo, c.widgetOptions );
						// add widgetOptions to defaults for option validator
						$.extend( true, ts.defaults.widgetOptions, widget.options );
					}
				}
			}
		},

		addWidgetFromClass : function( table ) {
			var len, indx,
				c = table.config,
				// look for widgets to apply from table class
				// don't match from 'ui-widget-content'; use \S instead of \w to include widgets
				// with dashes in the name, e.g. "widget-test-2" extracts out "test-2"
				regex = '^' + c.widgetClass.replace( ts.regex.templateName, '(\\S+)+' ) + '$',
				widgetClass = new RegExp( regex, 'g' ),
				// split up table class (widget id's can include dashes) - stop using match
				// otherwise only one widget gets extracted, see #1109
				widgets = ( table.className || '' ).split( ts.regex.spaces );
			if ( widgets.length ) {
				len = widgets.length;
				for ( indx = 0; indx < len; indx++ ) {
					if ( widgets[ indx ].match( widgetClass ) ) {
						c.widgets[ c.widgets.length ] = widgets[ indx ].replace( widgetClass, '$1' );
					}
				}
			}
		},

		applyWidgetId : function( table, id, init ) {
			table = $(table)[0];
			var applied, time, name,
				c = table.config,
				wo = c.widgetOptions,
				debug = ts.debug(c, 'core'),
				widget = ts.getWidgetById( id );
			if ( widget ) {
				name = widget.id;
				applied = false;
				// add widget name to option list so it gets reapplied after sorting, filtering, etc
				if ( $.inArray( name, c.widgets ) < 0 ) {
					c.widgets[ c.widgets.length ] = name;
				}
				if ( debug ) { time = new Date(); }

				if ( init || !( c.widgetInit[ name ] ) ) {
					// set init flag first to prevent calling init more than once (e.g. pager)
					c.widgetInit[ name ] = true;
					if ( table.hasInitialized ) {
						// don't reapply widget options on tablesorter init
						ts.applyWidgetOptions( table );
					}
					if ( typeof widget.init === 'function' ) {
						applied = true;
						if ( debug ) {
							console[ console.group ? 'group' : 'log' ]( 'Initializing ' + name + ' widget' );
						}
						widget.init( table, widget, c, wo );
					}
				}
				if ( !init && typeof widget.format === 'function' ) {
					applied = true;
					if ( debug ) {
						console[ console.group ? 'group' : 'log' ]( 'Updating ' + name + ' widget' );
					}
					widget.format( table, c, wo, false );
				}
				if ( debug ) {
					if ( applied ) {
						console.log( 'Completed ' + ( init ? 'initializing ' : 'applying ' ) + name + ' widget' + ts.benchmark( time ) );
						if ( console.groupEnd ) { console.groupEnd(); }
					}
				}
			}
		},

		applyWidget : function( table, init, callback ) {
			table = $( table )[ 0 ]; // in case this is called externally
			var indx, len, names, widget, time,
				c = table.config,
				debug = ts.debug(c, 'core'),
				widgets = [];
			// prevent numerous consecutive widget applications
			if ( init !== false && table.hasInitialized && ( table.isApplyingWidgets || table.isUpdating ) ) {
				return;
			}
			if ( debug ) { time = new Date(); }
			ts.addWidgetFromClass( table );
			// prevent "tablesorter-ready" from firing multiple times in a row
			clearTimeout( c.timerReady );
			if ( c.widgets.length ) {
				table.isApplyingWidgets = true;
				// ensure unique widget ids
				c.widgets = $.grep( c.widgets, function( val, index ) {
					return $.inArray( val, c.widgets ) === index;
				});
				names = c.widgets || [];
				len = names.length;
				// build widget array & add priority as needed
				for ( indx = 0; indx < len; indx++ ) {
					widget = ts.getWidgetById( names[ indx ] );
					if ( widget && widget.id ) {
						// set priority to 10 if not defined
						if ( !widget.priority ) { widget.priority = 10; }
						widgets[ indx ] = widget;
					} else if ( debug ) {
						console.warn( '"' + names[ indx ] + '" was enabled, but the widget code has not been loaded!' );
					}
				}
				// sort widgets by priority
				widgets.sort( function( a, b ) {
					return a.priority < b.priority ? -1 : a.priority === b.priority ? 0 : 1;
				});
				// add/update selected widgets
				len = widgets.length;
				if ( debug ) {
					console[ console.group ? 'group' : 'log' ]( 'Start ' + ( init ? 'initializing' : 'applying' ) + ' widgets' );
				}
				for ( indx = 0; indx < len; indx++ ) {
					widget = widgets[ indx ];
					if ( widget && widget.id ) {
						ts.applyWidgetId( table, widget.id, init );
					}
				}
				if ( debug && console.groupEnd ) { console.groupEnd(); }
			}
			c.timerReady = setTimeout( function() {
				table.isApplyingWidgets = false;
				$.data( table, 'lastWidgetApplication', new Date() );
				c.$table.triggerHandler( 'tablesorter-ready' );
				// callback executed on init only
				if ( !init && typeof callback === 'function' ) {
					callback( table );
				}
				if ( debug ) {
					widget = c.widgets.length;
					console.log( 'Completed ' +
						( init === true ? 'initializing ' : 'applying ' ) + widget +
						' widget' + ( widget !== 1 ? 's' : '' ) + ts.benchmark( time ) );
				}
			}, 10 );
		},

		removeWidget : function( table, name, refreshing ) {
			table = $( table )[ 0 ];
			var index, widget, indx, len,
				c = table.config;
			// if name === true, add all widgets from $.tablesorter.widgets
			if ( name === true ) {
				name = [];
				len = ts.widgets.length;
				for ( indx = 0; indx < len; indx++ ) {
					widget = ts.widgets[ indx ];
					if ( widget && widget.id ) {
						name[ name.length ] = widget.id;
					}
				}
			} else {
				// name can be either an array of widgets names,
				// or a space/comma separated list of widget names
				name = ( $.isArray( name ) ? name.join( ',' ) : name || '' ).toLowerCase().split( /[\s,]+/ );
			}
			len = name.length;
			for ( index = 0; index < len; index++ ) {
				widget = ts.getWidgetById( name[ index ] );
				indx = $.inArray( name[ index ], c.widgets );
				// don't remove the widget from config.widget if refreshing
				if ( indx >= 0 && refreshing !== true ) {
					c.widgets.splice( indx, 1 );
				}
				if ( widget && widget.remove ) {
					if ( ts.debug(c, 'core') ) {
						console.log( ( refreshing ? 'Refreshing' : 'Removing' ) + ' "' + name[ index ] + '" widget' );
					}
					widget.remove( table, c, c.widgetOptions, refreshing );
					c.widgetInit[ name[ index ] ] = false;
				}
			}
			c.$table.triggerHandler( 'widgetRemoveEnd', table );
		},

		refreshWidgets : function( table, doAll, dontapply ) {
			table = $( table )[ 0 ]; // see issue #243
			var indx, widget,
				c = table.config,
				curWidgets = c.widgets,
				widgets = ts.widgets,
				len = widgets.length,
				list = [],
				callback = function( table ) {
					$( table ).triggerHandler( 'refreshComplete' );
				};
			// remove widgets not defined in config.widgets, unless doAll is true
			for ( indx = 0; indx < len; indx++ ) {
				widget = widgets[ indx ];
				if ( widget && widget.id && ( doAll || $.inArray( widget.id, curWidgets ) < 0 ) ) {
					list[ list.length ] = widget.id;
				}
			}
			ts.removeWidget( table, list.join( ',' ), true );
			if ( dontapply !== true ) {
				// call widget init if
				ts.applyWidget( table, doAll || false, callback );
				if ( doAll ) {
					// apply widget format
					ts.applyWidget( table, false, callback );
				}
			} else {
				callback( table );
			}
		},

		/*
		██  ██ ██████ ██ ██     ██ ██████ ██ ██████ ▄█████
		██  ██   ██   ██ ██     ██   ██   ██ ██▄▄   ▀█▄
		██  ██   ██   ██ ██     ██   ██   ██ ██▀▀      ▀█▄
		▀████▀   ██   ██ ██████ ██   ██   ██ ██████ █████▀
		*/
		benchmark : function( diff ) {
			return ( ' (' + ( new Date().getTime() - diff.getTime() ) + ' ms)' );
		},
		// deprecated ts.log
		log : function() {
			console.log( arguments );
		},
		debug : function(c, name) {
			return c && (
				c.debug === true ||
				typeof c.debug === 'string' && c.debug.indexOf(name) > -1
			);
		},

		// $.isEmptyObject from jQuery v1.4
		isEmptyObject : function( obj ) {
			/*jshint forin: false */
			for ( var name in obj ) {
				return false;
			}
			return true;
		},

		isValueInArray : function( column, arry ) {
			var indx,
				len = arry && arry.length || 0;
			for ( indx = 0; indx < len; indx++ ) {
				if ( arry[ indx ][ 0 ] === column ) {
					return indx;
				}
			}
			return -1;
		},

		formatFloat : function( str, table ) {
			if ( typeof str !== 'string' || str === '' ) { return str; }
			// allow using formatFloat without a table; defaults to US number format
			var num,
				usFormat = table && table.config ? table.config.usNumberFormat !== false :
					typeof table !== 'undefined' ? table : true;
			if ( usFormat ) {
				// US Format - 1,234,567.89 -> 1234567.89
				str = str.replace( ts.regex.comma, '' );
			} else {
				// German Format = 1.234.567,89 -> 1234567.89
				// French Format = 1 234 567,89 -> 1234567.89
				str = str.replace( ts.regex.digitNonUS, '' ).replace( ts.regex.comma, '.' );
			}
			if ( ts.regex.digitNegativeTest.test( str ) ) {
				// make (#) into a negative number -> (10) = -10
				str = str.replace( ts.regex.digitNegativeReplace, '-$1' );
			}
			num = parseFloat( str );
			// return the text instead of zero
			return isNaN( num ) ? $.trim( str ) : num;
		},

		isDigit : function( str ) {
			// replace all unwanted chars and match
			return isNaN( str ) ?
				ts.regex.digitTest.test( str.toString().replace( ts.regex.digitReplace, '' ) ) :
				str !== '';
		},

		// computeTableHeaderCellIndexes from:
		// http://www.javascripttoolbox.com/lib/table/examples.php
		// http://www.javascripttoolbox.com/temp/table_cellindex.html
		computeColumnIndex : function( $rows, c ) {
			var i, j, k, l, cell, cells, rowIndex, rowSpan, colSpan, firstAvailCol,
				// total columns has been calculated, use it to set the matrixrow
				columns = c && c.columns || 0,
				matrix = [],
				matrixrow = new Array( columns );
			for ( i = 0; i < $rows.length; i++ ) {
				cells = $rows[ i ].cells;
				for ( j = 0; j < cells.length; j++ ) {
					cell = cells[ j ];
					rowIndex = i;
					rowSpan = cell.rowSpan || 1;
					colSpan = cell.colSpan || 1;
					if ( typeof matrix[ rowIndex ] === 'undefined' ) {
						matrix[ rowIndex ] = [];
					}
					// Find first available column in the first row
					for ( k = 0; k < matrix[ rowIndex ].length + 1; k++ ) {
						if ( typeof matrix[ rowIndex ][ k ] === 'undefined' ) {
							firstAvailCol = k;
							break;
						}
					}
					// jscs:disable disallowEmptyBlocks
					if ( columns && cell.cellIndex === firstAvailCol ) {
						// don't to anything
					} else if ( cell.setAttribute ) {
						// jscs:enable disallowEmptyBlocks
						// add data-column (setAttribute = IE8+)
						cell.setAttribute( 'data-column', firstAvailCol );
					} else {
						// remove once we drop support for IE7 - 1/12/2016
						$( cell ).attr( 'data-column', firstAvailCol );
					}
					for ( k = rowIndex; k < rowIndex + rowSpan; k++ ) {
						if ( typeof matrix[ k ] === 'undefined' ) {
							matrix[ k ] = [];
						}
						matrixrow = matrix[ k ];
						for ( l = firstAvailCol; l < firstAvailCol + colSpan; l++ ) {
							matrixrow[ l ] = 'x';
						}
					}
				}
			}
			ts.checkColumnCount($rows, matrix, matrixrow.length);
			return matrixrow.length;
		},

		checkColumnCount : function($rows, matrix, columns) {
			// this DOES NOT report any tbody column issues, except for the math and
			// and column selector widgets
			var i, len,
				valid = true,
				cells = [];
			for ( i = 0; i < matrix.length; i++ ) {
				// some matrix entries are undefined when testing the footer because
				// it is using the rowIndex property
				if ( matrix[i] ) {
					len = matrix[i].length;
					if ( matrix[i].length !== columns ) {
						valid = false;
						break;
					}
				}
			}
			if ( !valid ) {
				$rows.each( function( indx, el ) {
					var cell = el.parentElement.nodeName;
					if ( cells.indexOf( cell ) < 0 ) {
						cells.push( cell );
					}
				});
				console.error(
					'Invalid or incorrect number of columns in the ' +
					cells.join( ' or ' ) + '; expected ' + columns +
					', but found ' + len + ' columns'
				);
			}
		},

		// automatically add a colgroup with col elements set to a percentage width
		fixColumnWidth : function( table ) {
			table = $( table )[ 0 ];
			var overallWidth, percent, $tbodies, len, index,
				c = table.config,
				$colgroup = c.$table.children( 'colgroup' );
			// remove plugin-added colgroup, in case we need to refresh the widths
			if ( $colgroup.length && $colgroup.hasClass( ts.css.colgroup ) ) {
				$colgroup.remove();
			}
			if ( c.widthFixed && c.$table.children( 'colgroup' ).length === 0 ) {
				$colgroup = $( '<colgroup class="' + ts.css.colgroup + '">' );
				overallWidth = c.$table.width();
				// only add col for visible columns - fixes #371
				$tbodies = c.$tbodies.find( 'tr:first' ).children( ':visible' );
				len = $tbodies.length;
				for ( index = 0; index < len; index++ ) {
					percent = parseInt( ( $tbodies.eq( index ).width() / overallWidth ) * 1000, 10 ) / 10 + '%';
					$colgroup.append( $( '<col>' ).css( 'width', percent ) );
				}
				c.$table.prepend( $colgroup );
			}
		},

		// get sorter, string, empty, etc options for each column from
		// jQuery data, metadata, header option or header class name ('sorter-false')
		// priority = jQuery data > meta > headers option > header class name
		getData : function( header, configHeader, key ) {
			var meta, cl4ss,
				val = '',
				$header = $( header );
			if ( !$header.length ) { return ''; }
			meta = $.metadata ? $header.metadata() : false;
			cl4ss = ' ' + ( $header.attr( 'class' ) || '' );
			if ( typeof $header.data( key ) !== 'undefined' ||
				typeof $header.data( key.toLowerCase() ) !== 'undefined' ) {
				// 'data-lockedOrder' is assigned to 'lockedorder'; but 'data-locked-order' is assigned to 'lockedOrder'
				// 'data-sort-initial-order' is assigned to 'sortInitialOrder'
				val += $header.data( key ) || $header.data( key.toLowerCase() );
			} else if ( meta && typeof meta[ key ] !== 'undefined' ) {
				val += meta[ key ];
			} else if ( configHeader && typeof configHeader[ key ] !== 'undefined' ) {
				val += configHeader[ key ];
			} else if ( cl4ss !== ' ' && cl4ss.match( ' ' + key + '-' ) ) {
				// include sorter class name 'sorter-text', etc; now works with 'sorter-my-custom-parser'
				val = cl4ss.match( new RegExp( '\\s' + key + '-([\\w-]+)' ) )[ 1 ] || '';
			}
			return $.trim( val );
		},

		getColumnData : function( table, obj, indx, getCell, $headers ) {
			if ( typeof obj !== 'object' || obj === null ) {
				return obj;
			}
			table = $( table )[ 0 ];
			var $header, key,
				c = table.config,
				$cells = ( $headers || c.$headers ),
				// c.$headerIndexed is not defined initially
				$cell = c.$headerIndexed && c.$headerIndexed[ indx ] ||
					$cells.find( '[data-column="' + indx + '"]:last' );
			if ( typeof obj[ indx ] !== 'undefined' ) {
				return getCell ? obj[ indx ] : obj[ $cells.index( $cell ) ];
			}
			for ( key in obj ) {
				if ( typeof key === 'string' ) {
					$header = $cell
						// header cell with class/id
						.filter( key )
						// find elements within the header cell with cell/id
						.add( $cell.find( key ) );
					if ( $header.length ) {
						return obj[ key ];
					}
				}
			}
			return;
		},

		// *** Process table ***
		// add processing indicator
		isProcessing : function( $table, toggle, $headers ) {
			$table = $( $table );
			var c = $table[ 0 ].config,
				// default to all headers
				$header = $headers || $table.find( '.' + ts.css.header );
			if ( toggle ) {
				// don't use sortList if custom $headers used
				if ( typeof $headers !== 'undefined' && c.sortList.length > 0 ) {
					// get headers from the sortList
					$header = $header.filter( function() {
						// get data-column from attr to keep compatibility with jQuery 1.2.6
						return this.sortDisabled ?
							false :
							ts.isValueInArray( parseFloat( $( this ).attr( 'data-column' ) ), c.sortList ) >= 0;
					});
				}
				$table.add( $header ).addClass( ts.css.processing + ' ' + c.cssProcessing );
			} else {
				$table.add( $header ).removeClass( ts.css.processing + ' ' + c.cssProcessing );
			}
		},

		// detach tbody but save the position
		// don't use tbody because there are portions that look for a tbody index (updateCell)
		processTbody : function( table, $tb, getIt ) {
			table = $( table )[ 0 ];
			if ( getIt ) {
				table.isProcessing = true;
				$tb.before( '<colgroup class="tablesorter-savemyplace"/>' );
				return $.fn.detach ? $tb.detach() : $tb.remove();
			}
			var holdr = $( table ).find( 'colgroup.tablesorter-savemyplace' );
			$tb.insertAfter( holdr );
			holdr.remove();
			table.isProcessing = false;
		},

		clearTableBody : function( table ) {
			$( table )[ 0 ].config.$tbodies.children().detach();
		},

		// used when replacing accented characters during sorting
		characterEquivalents : {
			'a' : '\u00e1\u00e0\u00e2\u00e3\u00e4\u0105\u00e5', // áàâãäąå
			'A' : '\u00c1\u00c0\u00c2\u00c3\u00c4\u0104\u00c5', // ÁÀÂÃÄĄÅ
			'c' : '\u00e7\u0107\u010d', // çćč
			'C' : '\u00c7\u0106\u010c', // ÇĆČ
			'e' : '\u00e9\u00e8\u00ea\u00eb\u011b\u0119', // éèêëěę
			'E' : '\u00c9\u00c8\u00ca\u00cb\u011a\u0118', // ÉÈÊËĚĘ
			'i' : '\u00ed\u00ec\u0130\u00ee\u00ef\u0131', // íìİîïı
			'I' : '\u00cd\u00cc\u0130\u00ce\u00cf', // ÍÌİÎÏ
			'o' : '\u00f3\u00f2\u00f4\u00f5\u00f6\u014d', // óòôõöō
			'O' : '\u00d3\u00d2\u00d4\u00d5\u00d6\u014c', // ÓÒÔÕÖŌ
			'ss': '\u00df', // ß (s sharp)
			'SS': '\u1e9e', // ẞ (Capital sharp s)
			'u' : '\u00fa\u00f9\u00fb\u00fc\u016f', // úùûüů
			'U' : '\u00da\u00d9\u00db\u00dc\u016e' // ÚÙÛÜŮ
		},

		replaceAccents : function( str ) {
			var chr,
				acc = '[',
				eq = ts.characterEquivalents;
			if ( !ts.characterRegex ) {
				ts.characterRegexArray = {};
				for ( chr in eq ) {
					if ( typeof chr === 'string' ) {
						acc += eq[ chr ];
						ts.characterRegexArray[ chr ] = new RegExp( '[' + eq[ chr ] + ']', 'g' );
					}
				}
				ts.characterRegex = new RegExp( acc + ']' );
			}
			if ( ts.characterRegex.test( str ) ) {
				for ( chr in eq ) {
					if ( typeof chr === 'string' ) {
						str = str.replace( ts.characterRegexArray[ chr ], chr );
					}
				}
			}
			return str;
		},

		validateOptions : function( c ) {
			var setting, setting2, typ, timer,
				// ignore options containing an array
				ignore = 'headers sortForce sortList sortAppend widgets'.split( ' ' ),
				orig = c.originalSettings;
			if ( orig ) {
				if ( ts.debug(c, 'core') ) {
					timer = new Date();
				}
				for ( setting in orig ) {
					typ = typeof ts.defaults[setting];
					if ( typ === 'undefined' ) {
						console.warn( 'Tablesorter Warning! "table.config.' + setting + '" option not recognized' );
					} else if ( typ === 'object' ) {
						for ( setting2 in orig[setting] ) {
							typ = ts.defaults[setting] && typeof ts.defaults[setting][setting2];
							if ( $.inArray( setting, ignore ) < 0 && typ === 'undefined' ) {
								console.warn( 'Tablesorter Warning! "table.config.' + setting + '.' + setting2 + '" option not recognized' );
							}
						}
					}
				}
				if ( ts.debug(c, 'core') ) {
					console.log( 'validate options time:' + ts.benchmark( timer ) );
				}
			}
		},

		// restore headers
		restoreHeaders : function( table ) {
			var index, $cell,
				c = $( table )[ 0 ].config,
				$headers = c.$table.find( c.selectorHeaders ),
				len = $headers.length;
			// don't use c.$headers here in case header cells were swapped
			for ( index = 0; index < len; index++ ) {
				$cell = $headers.eq( index );
				// only restore header cells if it is wrapped
				// because this is also used by the updateAll method
				if ( $cell.find( '.' + ts.css.headerIn ).length ) {
					$cell.html( c.headerContent[ index ] );
				}
			}
		},

		destroy : function( table, removeClasses, callback ) {
			table = $( table )[ 0 ];
			if ( !table.hasInitialized ) { return; }
			// remove all widgets
			ts.removeWidget( table, true, false );
			var events,
				$t = $( table ),
				c = table.config,
				$h = $t.find( 'thead:first' ),
				$r = $h.find( 'tr.' + ts.css.headerRow ).removeClass( ts.css.headerRow + ' ' + c.cssHeaderRow ),
				$f = $t.find( 'tfoot:first > tr' ).children( 'th, td' );
			if ( removeClasses === false && $.inArray( 'uitheme', c.widgets ) >= 0 ) {
				// reapply uitheme classes, in case we want to maintain appearance
				$t.triggerHandler( 'applyWidgetId', [ 'uitheme' ] );
				$t.triggerHandler( 'applyWidgetId', [ 'zebra' ] );
			}
			// remove widget added rows, just in case
			$h.find( 'tr' ).not( $r ).remove();
			// disable tablesorter - not using .unbind( namespace ) because namespacing was
			// added in jQuery v1.4.3 - see http://api.jquery.com/event.namespace/
			events = 'sortReset update updateRows updateAll updateHeaders updateCell addRows updateComplete sorton ' +
				'appendCache updateCache applyWidgetId applyWidgets refreshWidgets removeWidget destroy mouseup mouseleave ' +
				'keypress sortBegin sortEnd resetToLoadState '.split( ' ' )
				.join( c.namespace + ' ' );
			$t
				.removeData( 'tablesorter' )
				.unbind( events.replace( ts.regex.spaces, ' ' ) );
			c.$headers
				.add( $f )
				.removeClass( [ ts.css.header, c.cssHeader, c.cssAsc, c.cssDesc, ts.css.sortAsc, ts.css.sortDesc, ts.css.sortNone ].join( ' ' ) )
				.removeAttr( 'data-column' )
				.removeAttr( 'aria-label' )
				.attr( 'aria-disabled', 'true' );
			$r
				.find( c.selectorSort )
				.unbind( ( 'mousedown mouseup keypress '.split( ' ' ).join( c.namespace + ' ' ) ).replace( ts.regex.spaces, ' ' ) );
			ts.restoreHeaders( table );
			$t.toggleClass( ts.css.table + ' ' + c.tableClass + ' tablesorter-' + c.theme, removeClasses === false );
			$t.removeClass(c.namespace.slice(1));
			// clear flag in case the plugin is initialized again
			table.hasInitialized = false;
			delete table.config.cache;
			if ( typeof callback === 'function' ) {
				callback( table );
			}
			if ( ts.debug(c, 'core') ) {
				console.log( 'tablesorter has been removed' );
			}
		}

	};

	$.fn.tablesorter = function( settings ) {
		return this.each( function() {
			var table = this,
			// merge & extend config options
			c = $.extend( true, {}, ts.defaults, settings, ts.instanceMethods );
			// save initial settings
			c.originalSettings = settings;
			// create a table from data (build table widget)
			if ( !table.hasInitialized && ts.buildTable && this.nodeName !== 'TABLE' ) {
				// return the table (in case the original target is the table's container)
				ts.buildTable( table, c );
			} else {
				ts.setup( table, c );
			}
		});
	};

	// set up debug logs
	if ( !( window.console && window.console.log ) ) {
		// access $.tablesorter.logs for browsers that don't have a console...
		ts.logs = [];
		/*jshint -W020 */
		console = {};
		console.log = console.warn = console.error = console.table = function() {
			var arg = arguments.length > 1 ? arguments : arguments[0];
			ts.logs[ ts.logs.length ] = { date: Date.now(), log: arg };
		};
	}

	// add default parsers
	ts.addParser({
		id : 'no-parser',
		is : function() {
			return false;
		},
		format : function() {
			return '';
		},
		type : 'text'
	});

	ts.addParser({
		id : 'text',
		is : function() {
			return true;
		},
		format : function( str, table ) {
			var c = table.config;
			if ( str ) {
				str = $.trim( c.ignoreCase ? str.toLocaleLowerCase() : str );
				str = c.sortLocaleCompare ? ts.replaceAccents( str ) : str;
			}
			return str;
		},
		type : 'text'
	});

	ts.regex.nondigit = /[^\w,. \-()]/g;
	ts.addParser({
		id : 'digit',
		is : function( str ) {
			return ts.isDigit( str );
		},
		format : function( str, table ) {
			var num = ts.formatFloat( ( str || '' ).replace( ts.regex.nondigit, '' ), table );
			return str && typeof num === 'number' ? num :
				str ? $.trim( str && table.config.ignoreCase ? str.toLocaleLowerCase() : str ) : str;
		},
		type : 'numeric'
	});

	ts.regex.currencyReplace = /[+\-,. ]/g;
	ts.regex.currencyTest = /^\(?\d+[\u00a3$\u20ac\u00a4\u00a5\u00a2?.]|[\u00a3$\u20ac\u00a4\u00a5\u00a2?.]\d+\)?$/;
	ts.addParser({
		id : 'currency',
		is : function( str ) {
			str = ( str || '' ).replace( ts.regex.currencyReplace, '' );
			// test for £$€¤¥¢
			return ts.regex.currencyTest.test( str );
		},
		format : function( str, table ) {
			var num = ts.formatFloat( ( str || '' ).replace( ts.regex.nondigit, '' ), table );
			return str && typeof num === 'number' ? num :
				str ? $.trim( str && table.config.ignoreCase ? str.toLocaleLowerCase() : str ) : str;
		},
		type : 'numeric'
	});

	// too many protocols to add them all https://en.wikipedia.org/wiki/URI_scheme
	// now, this regex can be updated before initialization
	ts.regex.urlProtocolTest = /^(https?|ftp|file):\/\//;
	ts.regex.urlProtocolReplace = /(https?|ftp|file):\/\/(www\.)?/;
	ts.addParser({
		id : 'url',
		is : function( str ) {
			return ts.regex.urlProtocolTest.test( str );
		},
		format : function( str ) {
			return str ? $.trim( str.replace( ts.regex.urlProtocolReplace, '' ) ) : str;
		},
		type : 'text'
	});

	ts.regex.dash = /-/g;
	ts.regex.isoDate = /^\d{4}[\/\-]\d{1,2}[\/\-]\d{1,2}/;
	ts.addParser({
		id : 'isoDate',
		is : function( str ) {
			return ts.regex.isoDate.test( str );
		},
		format : function( str ) {
			var date = str ? new Date( str.replace( ts.regex.dash, '/' ) ) : str;
			return date instanceof Date && isFinite( date ) ? date.getTime() : str;
		},
		type : 'numeric'
	});

	ts.regex.percent = /%/g;
	ts.regex.percentTest = /(\d\s*?%|%\s*?\d)/;
	ts.addParser({
		id : 'percent',
		is : function( str ) {
			return ts.regex.percentTest.test( str ) && str.length < 15;
		},
		format : function( str, table ) {
			return str ? ts.formatFloat( str.replace( ts.regex.percent, '' ), table ) : str;
		},
		type : 'numeric'
	});

	// added image parser to core v2.17.9
	ts.addParser({
		id : 'image',
		is : function( str, table, node, $node ) {
			return $node.find( 'img' ).length > 0;
		},
		format : function( str, table, cell ) {
			return $( cell ).find( 'img' ).attr( table.config.imgAttr || 'alt' ) || str;
		},
		parsed : true, // filter widget flag
		type : 'text'
	});

	ts.regex.dateReplace = /(\S)([AP]M)$/i; // used by usLongDate & time parser
	ts.regex.usLongDateTest1 = /^[A-Z]{3,10}\.?\s+\d{1,2},?\s+(\d{4})(\s+\d{1,2}:\d{2}(:\d{2})?(\s+[AP]M)?)?$/i;
	ts.regex.usLongDateTest2 = /^\d{1,2}\s+[A-Z]{3,10}\s+\d{4}/i;
	ts.addParser({
		id : 'usLongDate',
		is : function( str ) {
			// two digit years are not allowed cross-browser
			// Jan 01, 2013 12:34:56 PM or 01 Jan 2013
			return ts.regex.usLongDateTest1.test( str ) || ts.regex.usLongDateTest2.test( str );
		},
		format : function( str ) {
			var date = str ? new Date( str.replace( ts.regex.dateReplace, '$1 $2' ) ) : str;
			return date instanceof Date && isFinite( date ) ? date.getTime() : str;
		},
		type : 'numeric'
	});

	// testing for ##-##-#### or ####-##-##, so it's not perfect; time can be included
	ts.regex.shortDateTest = /(^\d{1,2}[\/\s]\d{1,2}[\/\s]\d{4})|(^\d{4}[\/\s]\d{1,2}[\/\s]\d{1,2})/;
	// escaped "-" because JSHint in Firefox was showing it as an error
	ts.regex.shortDateReplace = /[\-.,]/g;
	// XXY covers MDY & DMY formats
	ts.regex.shortDateXXY = /(\d{1,2})[\/\s](\d{1,2})[\/\s](\d{4})/;
	ts.regex.shortDateYMD = /(\d{4})[\/\s](\d{1,2})[\/\s](\d{1,2})/;
	ts.convertFormat = function( dateString, format ) {
		dateString = ( dateString || '' )
			.replace( ts.regex.spaces, ' ' )
			.replace( ts.regex.shortDateReplace, '/' );
		if ( format === 'mmddyyyy' ) {
			dateString = dateString.replace( ts.regex.shortDateXXY, '$3/$1/$2' );
		} else if ( format === 'ddmmyyyy' ) {
			dateString = dateString.replace( ts.regex.shortDateXXY, '$3/$2/$1' );
		} else if ( format === 'yyyymmdd' ) {
			dateString = dateString.replace( ts.regex.shortDateYMD, '$1/$2/$3' );
		}
		var date = new Date( dateString );
		return date instanceof Date && isFinite( date ) ? date.getTime() : '';
	};

	ts.addParser({
		id : 'shortDate', // 'mmddyyyy', 'ddmmyyyy' or 'yyyymmdd'
		is : function( str ) {
			str = ( str || '' ).replace( ts.regex.spaces, ' ' ).replace( ts.regex.shortDateReplace, '/' );
			return ts.regex.shortDateTest.test( str );
		},
		format : function( str, table, cell, cellIndex ) {
			if ( str ) {
				var c = table.config,
					$header = c.$headerIndexed[ cellIndex ],
					format = $header.length && $header.data( 'dateFormat' ) ||
						ts.getData( $header, ts.getColumnData( table, c.headers, cellIndex ), 'dateFormat' ) ||
						c.dateFormat;
				// save format because getData can be slow...
				if ( $header.length ) {
					$header.data( 'dateFormat', format );
				}
				return ts.convertFormat( str, format ) || str;
			}
			return str;
		},
		type : 'numeric'
	});

	// match 24 hour time & 12 hours time + am/pm - see http://regexr.com/3c3tk
	ts.regex.timeTest = /^(0?[1-9]|1[0-2]):([0-5]\d)(\s[AP]M)$|^((?:[01]\d|[2][0-4]):[0-5]\d)$/i;
	ts.regex.timeMatch = /(0?[1-9]|1[0-2]):([0-5]\d)(\s[AP]M)|((?:[01]\d|[2][0-4]):[0-5]\d)/i;
	ts.addParser({
		id : 'time',
		is : function( str ) {
			return ts.regex.timeTest.test( str );
		},
		format : function( str ) {
			// isolate time... ignore month, day and year
			var temp,
				timePart = ( str || '' ).match( ts.regex.timeMatch ),
				orig = new Date( str ),
				// no time component? default to 00:00 by leaving it out, but only if str is defined
				time = str && ( timePart !== null ? timePart[ 0 ] : '00:00 AM' ),
				date = time ? new Date( '2000/01/01 ' + time.replace( ts.regex.dateReplace, '$1 $2' ) ) : time;
			if ( date instanceof Date && isFinite( date ) ) {
				temp = orig instanceof Date && isFinite( orig ) ? orig.getTime() : 0;
				// if original string was a valid date, add it to the decimal so the column sorts in some kind of order
				// luckily new Date() ignores the decimals
				return temp ? parseFloat( date.getTime() + '.' + orig.getTime() ) : date.getTime();
			}
			return str;
		},
		type : 'numeric'
	});

	ts.addParser({
		id : 'metadata',
		is : function() {
			return false;
		},
		format : function( str, table, cell ) {
			var c = table.config,
			p = ( !c.parserMetadataName ) ? 'sortValue' : c.parserMetadataName;
			return $( cell ).metadata()[ p ];
		},
		type : 'numeric'
	});

	/*
		██████ ██████ █████▄ █████▄ ▄████▄
		  ▄█▀  ██▄▄   ██▄▄██ ██▄▄██ ██▄▄██
		▄█▀    ██▀▀   ██▀▀██ ██▀▀█  ██▀▀██
		██████ ██████ █████▀ ██  ██ ██  ██
		*/
	// add default widgets
	ts.addWidget({
		id : 'zebra',
		priority : 90,
		format : function( table, c, wo ) {
			var $visibleRows, $row, count, isEven, tbodyIndex, rowIndex, len,
				child = new RegExp( c.cssChildRow, 'i' ),
				$tbodies = c.$tbodies.add( $( c.namespace + '_extra_table' ).children( 'tbody:not(.' + c.cssInfoBlock + ')' ) );
			for ( tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
				// loop through the visible rows
				count = 0;
				$visibleRows = $tbodies.eq( tbodyIndex ).children( 'tr:visible' ).not( c.selectorRemove );
				len = $visibleRows.length;
				for ( rowIndex = 0; rowIndex < len; rowIndex++ ) {
					$row = $visibleRows.eq( rowIndex );
					// style child rows the same way the parent row was styled
					if ( !child.test( $row[ 0 ].className ) ) { count++; }
					isEven = ( count % 2 === 0 );
					$row
						.removeClass( wo.zebra[ isEven ? 1 : 0 ] )
						.addClass( wo.zebra[ isEven ? 0 : 1 ] );
				}
			}
		},
		remove : function( table, c, wo, refreshing ) {
			if ( refreshing ) { return; }
			var tbodyIndex, $tbody,
				$tbodies = c.$tbodies,
				toRemove = ( wo.zebra || [ 'even', 'odd' ] ).join( ' ' );
			for ( tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
				$tbody = ts.processTbody( table, $tbodies.eq( tbodyIndex ), true ); // remove tbody
				$tbody.children().removeClass( toRemove );
				ts.processTbody( table, $tbody, false ); // restore tbody
			}
		}
	});

})( jQuery );