/* * File:        jquery.dataTables.js * Version:     1.7.3 * Description: Paginate, search and sort HTML tables * Author:      Allan Jardine (www.sprymedia.co.uk) * Created:     28/3/2008 * Language:    Javascript * License:     GPL v2 or BSD 3 point style * Project:     Mtaala * Contact:     allan.jardine@sprymedia.co.uk *  * Copyright 2008-2010 Allan Jardine, all rights reserved. * * This source file is free software, under either the GPL v2 license or a * BSD style license, as supplied with this software. *  * This source file is distributed in the hope that it will be useful, but  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY  * or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details. *  * For details please refer to: http://www.datatables.net *//* * When considering jsLint, we need to allow eval() as it it is used for reading cookies and  * building the dynamic multi-column sort functions. *//*jslint evil: true, undef: true, browser: true *//*globals $, jQuery,_fnExternApiFunc,_fnInitalise,_fnLanguageProcess,_fnAddColumn,_fnColumnOptions,_fnAddData,_fnGatherData,_fnDrawHead,_fnDraw,_fnReDraw,_fnAjaxUpdate,_fnAjaxUpdateDraw,_fnAddOptionsHtml,_fnFeatureHtmlTable,_fnScrollDraw,_fnAjustColumnSizing,_fnFeatureHtmlFilter,_fnFilterComplete,_fnFilterCustom,_fnFilterColumn,_fnFilter,_fnBuildSearchArray,_fnFilterCreateSearch,_fnDataToSearch,_fnSort,_fnSortAttachListener,_fnSortingClasses,_fnFeatureHtmlPaginate,_fnPageChange,_fnFeatureHtmlInfo,_fnUpdateInfo,_fnFeatureHtmlLength,_fnFeatureHtmlProcessing,_fnProcessingDisplay,_fnVisibleToColumnIndex,_fnColumnIndexToVisible,_fnNodeToDataIndex,_fnVisbleColumns,_fnCalculateEnd,_fnConvertToWidth,_fnCalculateColumnWidths,_fnScrollingWidthAdjust,_fnGetWidestNode,_fnGetMaxLenString,_fnStringToCss,_fnArrayCmp,_fnDetectType,_fnSettingsFromNode,_fnGetDataMaster,_fnGetTrNodes,_fnGetTdNodes,_fnEscapeRegex,_fnDeleteIndex,_fnReOrderIndex,_fnColumnOrdering,_fnLog,_fnClearTable,_fnSaveState,_fnLoadState,_fnCreateCookie,_fnReadCookie,_fnGetUniqueThs,_fnScrollBarWidth,_fnApplyToChildren,_fnMap*/(function($, window, document) {	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *	 * Section - DataTables variables	 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */		/*	 * Variable: dataTableSettings	 * Purpose:  Store the settings for each dataTables instance	 * Scope:    jQuery.fn	 */	$.fn.dataTableSettings = [];	var _aoSettings = $.fn.dataTableSettings; /* Short reference for fast internal lookup */		/*	 * Variable: dataTableExt	 * Purpose:  Container for customisable parts of DataTables	 * Scope:    jQuery.fn	 */	$.fn.dataTableExt = {};	var _oExt = $.fn.dataTableExt;			/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *	 * Section - DataTables extensible objects	 * 	 * The _oExt object is used to provide an area where user dfined plugins can be 	 * added to DataTables. The following properties of the object are used:	 *   oApi - Plug-in API functions	 *   aTypes - Auto-detection of types	 *   oSort - Sorting functions used by DataTables (based on the type)	 *   oPagination - Pagination functions for different input styles	 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */		/*	 * Variable: sVersion	 * Purpose:  Version string for plug-ins to check compatibility	 * Scope:    jQuery.fn.dataTableExt	 * Notes:    Allowed format is a.b.c.d.e where:	 *   a:int, b:int, c:int, d:string(dev|beta), e:int. d and e are optional	 */	_oExt.sVersion = "1.7.3";		/*	 * Variable: sErrMode	 * Purpose:  How should DataTables report an error. Can take the value 'alert' or 'throw'	 * Scope:    jQuery.fn.dataTableExt	 */	_oExt.sErrMode = "alert";		/*	 * Variable: iApiIndex	 * Purpose:  Index for what 'this' index API functions should use	 * Scope:    jQuery.fn.dataTableExt	 */	_oExt.iApiIndex = 0;		/*	 * Variable: oApi	 * Purpose:  Container for plugin API functions	 * Scope:    jQuery.fn.dataTableExt	 */	_oExt.oApi = { };		/*	 * Variable: aFiltering	 * Purpose:  Container for plugin filtering functions	 * Scope:    jQuery.fn.dataTableExt	 */	_oExt.afnFiltering = [ ];		/*	 * Variable: aoFeatures	 * Purpose:  Container for plugin function functions	 * Scope:    jQuery.fn.dataTableExt	 * Notes:    Array of objects with the following parameters:	 *   fnInit: Function for initialisation of Feature. Takes oSettings and returns node	 *   cFeature: Character that will be matched in sDom - case sensitive	 *   sFeature: Feature name - just for completeness :-)	 */	_oExt.aoFeatures = [ ];		/*	 * Variable: ofnSearch	 * Purpose:  Container for custom filtering functions	 * Scope:    jQuery.fn.dataTableExt	 * Notes:    This is an object (the name should match the type) for custom filtering function,	 *   which can be used for live DOM checking or formatted text filtering	 */	_oExt.ofnSearch = { };		/*	 * Variable: afnSortData	 * Purpose:  Container for custom sorting data source functions	 * Scope:    jQuery.fn.dataTableExt	 * Notes:    Array (associative) of functions which is run prior to a column of this 	 *   'SortDataType' being sorted upon.	 *   Function input parameters:	 *     object:oSettings-  DataTables settings object	 *     int:iColumn - Target column number	 *   Return value: Array of data which exactly matched the full data set size for the column to	 *     be sorted upon	 */	_oExt.afnSortData = [ ];		/*	 * Variable: oStdClasses	 * Purpose:  Storage for the various classes that DataTables uses	 * Scope:    jQuery.fn.dataTableExt	 */	_oExt.oStdClasses = {		/* Two buttons buttons */		"sPagePrevEnabled": "paginate_enabled_previous",		"sPagePrevDisabled": "paginate_disabled_previous",		"sPageNextEnabled": "paginate_enabled_next",		"sPageNextDisabled": "paginate_disabled_next",		"sPageJUINext": "",		"sPageJUIPrev": "",				/* Full numbers paging buttons */		"sPageButton": "paginate_button",		"sPageButtonActive": "paginate_active",		"sPageButtonStaticDisabled": "paginate_button",		"sPageFirst": "first",		"sPagePrevious": "previous",		"sPageNext": "next",		"sPageLast": "last",				/* Stripping classes */		"sStripOdd": "odd",		"sStripEven": "even",				/* Empty row */		"sRowEmpty": "dataTables_empty",				/* Features */		"sWrapper": "dataTables_wrapper",		"sFilter": "dataTables_filter",		"sInfo": "dataTables_info",		"sPaging": "dataTables_paginate paging_", /* Note that the type is postfixed */		"sLength": "dataTables_length",		"sProcessing": "dataTables_processing",				/* Sorting */		"sSortAsc": "sorting_asc",		"sSortDesc": "sorting_desc",		"sSortable": "sorting", /* Sortable in both directions */		"sSortableAsc": "sorting_asc_disabled",		"sSortableDesc": "sorting_desc_disabled",		"sSortableNone": "sorting_disabled",		"sSortColumn": "sorting_", /* Note that an int is postfixed for the sorting order */		"sSortJUIAsc": "",		"sSortJUIDesc": "",		"sSortJUI": "",		"sSortJUIAscAllowed": "",		"sSortJUIDescAllowed": "",		"sSortJUIWrapper": "",				/* Scrolling */		"sScrollWrapper": "dataTables_scroll",		"sScrollHead": "dataTables_scrollHead",		"sScrollHeadInner": "dataTables_scrollHeadInner",		"sScrollBody": "dataTables_scrollBody",		"sScrollFoot": "dataTables_scrollFoot",		"sScrollFootInner": "dataTables_scrollFootInner",				/* Misc */		"sFooterTH": ""	};		/*	 * Variable: oJUIClasses	 * Purpose:  Storage for the various classes that DataTables uses - jQuery UI suitable	 * Scope:    jQuery.fn.dataTableExt	 */	_oExt.oJUIClasses = {		/* Two buttons buttons */		"sPagePrevEnabled": "fg-button ui-button ui-state-default ui-corner-left",		"sPagePrevDisabled": "fg-button ui-button ui-state-default ui-corner-left ui-state-disabled",		"sPageNextEnabled": "fg-button ui-button ui-state-default ui-corner-right",		"sPageNextDisabled": "fg-button ui-button ui-state-default ui-corner-right ui-state-disabled",		"sPageJUINext": "ui-icon ui-icon-circle-arrow-e",		"sPageJUIPrev": "ui-icon ui-icon-circle-arrow-w",				/* Full numbers paging buttons */		"sPageButton": "fg-button ui-button ui-state-default",		"sPageButtonActive": "fg-button ui-button ui-state-default ui-state-disabled",		"sPageButtonStaticDisabled": "fg-button ui-button ui-state-default ui-state-disabled",		"sPageFirst": "first ui-corner-tl ui-corner-bl",		"sPagePrevious": "previous",		"sPageNext": "next",		"sPageLast": "last ui-corner-tr ui-corner-br",				/* Stripping classes */		"sStripOdd": "odd",		"sStripEven": "even",				/* Empty row */		"sRowEmpty": "dataTables_empty",				/* Features */		"sWrapper": "dataTables_wrapper",		"sFilter": "dataTables_filter",		"sInfo": "dataTables_info",		"sPaging": "dataTables_paginate fg-buttonset ui-buttonset fg-buttonset-multi "+			"ui-buttonset-multi paging_", /* Note that the type is postfixed */		"sLength": "dataTables_length",		"sProcessing": "dataTables_processing",				/* Sorting */		"sSortAsc": "ui-state-default",		"sSortDesc": "ui-state-default",		"sSortable": "ui-state-default",		"sSortableAsc": "ui-state-default",		"sSortableDesc": "ui-state-default",		"sSortableNone": "ui-state-default",		"sSortColumn": "sorting_", /* Note that an int is postfixed for the sorting order */		"sSortJUIAsc": "css_right ui-icon ui-icon-triangle-1-n",		"sSortJUIDesc": "css_right ui-icon ui-icon-triangle-1-s",		"sSortJUI": "css_right ui-icon ui-icon-carat-2-n-s",		"sSortJUIAscAllowed": "css_right ui-icon ui-icon-carat-1-n",		"sSortJUIDescAllowed": "css_right ui-icon ui-icon-carat-1-s",		"sSortJUIWrapper": "DataTables_sort_wrapper",				/* Scrolling */		"sScrollWrapper": "dataTables_scroll",		"sScrollHead": "dataTables_scrollHead ui-state-default",		"sScrollHeadInner": "dataTables_scrollHeadInner",		"sScrollBody": "dataTables_scrollBody",		"sScrollFoot": "dataTables_scrollFoot ui-state-default",		"sScrollFootInner": "dataTables_scrollFootInner",				/* Misc */		"sFooterTH": "ui-state-default"	};		/*	 * Variable: oPagination	 * Purpose:  Container for the various type of pagination that dataTables supports	 * Scope:    jQuery.fn.dataTableExt	 */	_oExt.oPagination = {		/*		 * Variable: two_button		 * Purpose:  Standard two button (forward/back) pagination	 	 * Scope:    jQuery.fn.dataTableExt.oPagination		 */		"two_button": {			/*			 * Function: oPagination.two_button.fnInit			 * Purpose:  Initalise dom elements required for pagination with forward/back buttons only			 * Returns:  -	 		 * Inputs:   object:oSettings - dataTables settings object	     *           node:nPaging - the DIV which contains this pagination control			 *           function:fnCallbackDraw - draw function which must be called on update			 */			"fnInit": function ( oSettings, nPaging, fnCallbackDraw )			{				var nPrevious, nNext, nPreviousInner, nNextInner;								/* Store the next and previous elements in the oSettings object as they can be very				 * usful for automation - particularly testing				 */				if ( !oSettings.bJUI )				{					nPrevious = document.createElement( 'div' );					nNext = document.createElement( 'div' );				}				else				{					nPrevious = document.createElement( 'a' );					nNext = document.createElement( 'a' );										nNextInner = document.createElement('span');					nNextInner.className = oSettings.oClasses.sPageJUINext;					nNext.appendChild( nNextInner );										nPreviousInner = document.createElement('span');					nPreviousInner.className = oSettings.oClasses.sPageJUIPrev;					nPrevious.appendChild( nPreviousInner );				}								nPrevious.className = oSettings.oClasses.sPagePrevDisabled;				nNext.className = oSettings.oClasses.sPageNextDisabled;								nPrevious.title = oSettings.oLanguage.oPaginate.sPrevious;				nNext.title = oSettings.oLanguage.oPaginate.sNext;								nPaging.appendChild( nPrevious );				nPaging.appendChild( nNext );								$(nPrevious).click( function() {					if ( oSettings.oApi._fnPageChange( oSettings, "previous" ) )					{						/* Only draw when the page has actually changed */						fnCallbackDraw( oSettings );					}				} );								$(nNext).click( function() {					if ( oSettings.oApi._fnPageChange( oSettings, "next" ) )					{						fnCallbackDraw( oSettings );					}				} );								/* Take the brutal approach to cancelling text selection */				$(nPrevious).bind( 'selectstart', function () { return false; } );				$(nNext).bind( 'selectstart', function () { return false; } );								/* ID the first elements only */				if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.p == "undefined" )				{					nPaging.setAttribute( 'id', oSettings.sTableId+'_paginate' );					nPrevious.setAttribute( 'id', oSettings.sTableId+'_previous' );					nNext.setAttribute( 'id', oSettings.sTableId+'_next' );				}			},						/*			 * Function: oPagination.two_button.fnUpdate			 * Purpose:  Update the two button pagination at the end of the draw			 * Returns:  -	 		 * Inputs:   object:oSettings - dataTables settings object			 *           function:fnCallbackDraw - draw function to call on page change			 */			"fnUpdate": function ( oSettings, fnCallbackDraw )			{				if ( !oSettings.aanFeatures.p )				{					return;				}								/* Loop over each instance of the pager */				var an = oSettings.aanFeatures.p;				for ( var i=0, iLen=an.length ; i<iLen ; i++ )				{					if ( an[i].childNodes.length !== 0 )					{						an[i].childNodes[0].className = 							( oSettings._iDisplayStart === 0 ) ? 							oSettings.oClasses.sPagePrevDisabled : oSettings.oClasses.sPagePrevEnabled;												an[i].childNodes[1].className = 							( oSettings.fnDisplayEnd() == oSettings.fnRecordsDisplay() ) ? 							oSettings.oClasses.sPageNextDisabled : oSettings.oClasses.sPageNextEnabled;					}				}			}		},						/*		 * Variable: iFullNumbersShowPages		 * Purpose:  Change the number of pages which can be seen	 	 * Scope:    jQuery.fn.dataTableExt.oPagination		 */		"iFullNumbersShowPages": 5,				/*		 * Variable: full_numbers		 * Purpose:  Full numbers pagination	 	 * Scope:    jQuery.fn.dataTableExt.oPagination		 */		"full_numbers": {			/*			 * Function: oPagination.full_numbers.fnInit			 * Purpose:  Initalise dom elements required for pagination with a list of the pages			 * Returns:  -	 		 * Inputs:   object:oSettings - dataTables settings object	     *           node:nPaging - the DIV which contains this pagination control			 *           function:fnCallbackDraw - draw function which must be called on update			 */			"fnInit": function ( oSettings, nPaging, fnCallbackDraw )			{				var nFirst = document.createElement( 'span' );				var nPrevious = document.createElement( 'span' );				var nList = document.createElement( 'span' );				var nNext = document.createElement( 'span' );				var nLast = document.createElement( 'span' );								nFirst.innerHTML = oSettings.oLanguage.oPaginate.sFirst;				nPrevious.innerHTML = oSettings.oLanguage.oPaginate.sPrevious;				nNext.innerHTML = oSettings.oLanguage.oPaginate.sNext;				nLast.innerHTML = oSettings.oLanguage.oPaginate.sLast;								var oClasses = oSettings.oClasses;				nFirst.className = oClasses.sPageButton+" "+oClasses.sPageFirst;				nPrevious.className = oClasses.sPageButton+" "+oClasses.sPagePrevious;				nNext.className= oClasses.sPageButton+" "+oClasses.sPageNext;				nLast.className = oClasses.sPageButton+" "+oClasses.sPageLast;								nPaging.appendChild( nFirst );				nPaging.appendChild( nPrevious );				nPaging.appendChild( nList );				nPaging.appendChild( nNext );				nPaging.appendChild( nLast );								$(nFirst).click( function () {					if ( oSettings.oApi._fnPageChange( oSettings, "first" ) )					{						fnCallbackDraw( oSettings );					}				} );								$(nPrevious).click( function() {					if ( oSettings.oApi._fnPageChange( oSettings, "previous" ) )					{						fnCallbackDraw( oSettings );					}				} );								$(nNext).click( function() {					if ( oSettings.oApi._fnPageChange( oSettings, "next" ) )					{						fnCallbackDraw( oSettings );					}				} );								$(nLast).click( function() {					if ( oSettings.oApi._fnPageChange( oSettings, "last" ) )					{						fnCallbackDraw( oSettings );					}				} );								/* Take the brutal approach to cancelling text selection */				$('span', nPaging)					.bind( 'mousedown', function () { return false; } )					.bind( 'selectstart', function () { return false; } );								/* ID the first elements only */				if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.p == "undefined" )				{					nPaging.setAttribute( 'id', oSettings.sTableId+'_paginate' );					nFirst.setAttribute( 'id', oSettings.sTableId+'_first' );					nPrevious.setAttribute( 'id', oSettings.sTableId+'_previous' );					nNext.setAttribute( 'id', oSettings.sTableId+'_next' );					nLast.setAttribute( 'id', oSettings.sTableId+'_last' );				}			},						/*			 * Function: oPagination.full_numbers.fnUpdate			 * Purpose:  Update the list of page buttons shows			 * Returns:  -	 		 * Inputs:   object:oSettings - dataTables settings object			 *           function:fnCallbackDraw - draw function to call on page change			 */			"fnUpdate": function ( oSettings, fnCallbackDraw )			{				if ( !oSettings.aanFeatures.p )				{					return;				}								var iPageCount = _oExt.oPagination.iFullNumbersShowPages;				var iPageCountHalf = Math.floor(iPageCount / 2);				var iPages = Math.ceil((oSettings.fnRecordsDisplay()) / oSettings._iDisplayLength);				var iCurrentPage = Math.ceil(oSettings._iDisplayStart / oSettings._iDisplayLength) + 1;				var sList = "";				var iStartButton, iEndButton, i, iLen;				var oClasses = oSettings.oClasses;								/* Pages calculation */				if (iPages < iPageCount)				{					iStartButton = 1;					iEndButton = iPages;				}				else				{					if (iCurrentPage <= iPageCountHalf)					{						iStartButton = 1;						iEndButton = iPageCount;					}					else					{						if (iCurrentPage >= (iPages - iPageCountHalf))						{							iStartButton = iPages - iPageCount + 1;							iEndButton = iPages;						}						else						{							iStartButton = iCurrentPage - Math.ceil(iPageCount / 2) + 1;							iEndButton = iStartButton + iPageCount - 1;						}					}				}								/* Build the dynamic list */				for ( i=iStartButton ; i<=iEndButton ; i++ )				{					if ( iCurrentPage != i )					{						sList += '<span class="'+oClasses.sPageButton+'">'+i+'</span>';					}					else					{						sList += '<span class="'+oClasses.sPageButtonActive+'">'+i+'</span>';					}				}								/* Loop over each instance of the pager */				var an = oSettings.aanFeatures.p;				var anButtons, anStatic, nPaginateList;				var fnClick = function() {					/* Use the information in the element to jump to the required page */					var iTarget = (this.innerHTML * 1) - 1;					oSettings._iDisplayStart = iTarget * oSettings._iDisplayLength;					fnCallbackDraw( oSettings );					return false;				};				var fnFalse = function () { return false; };								for ( i=0, iLen=an.length ; i<iLen ; i++ )				{					if ( an[i].childNodes.length === 0 )					{						continue;					}										/* Build up the dynamic list forst - html and listeners */					var qjPaginateList = $('span:eq(2)', an[i]);					qjPaginateList.html( sList );					$('span', qjPaginateList).click( fnClick ).bind( 'mousedown', fnFalse )						.bind( 'selectstart', fnFalse );										/* Update the 'premanent botton's classes */					anButtons = an[i].getElementsByTagName('span');					anStatic = [						anButtons[0], anButtons[1], 						anButtons[anButtons.length-2], anButtons[anButtons.length-1]					];					$(anStatic).removeClass( oClasses.sPageButton+" "+oClasses.sPageButtonActive+" "+oClasses.sPageButtonStaticDisabled );					if ( iCurrentPage == 1 )					{						anStatic[0].className += " "+oClasses.sPageButtonStaticDisabled;						anStatic[1].className += " "+oClasses.sPageButtonStaticDisabled;					}					else					{						anStatic[0].className += " "+oClasses.sPageButton;						anStatic[1].className += " "+oClasses.sPageButton;					}										if ( iPages === 0 || iCurrentPage == iPages || oSettings._iDisplayLength == -1 )					{						anStatic[2].className += " "+oClasses.sPageButtonStaticDisabled;						anStatic[3].className += " "+oClasses.sPageButtonStaticDisabled;					}					else					{						anStatic[2].className += " "+oClasses.sPageButton;						anStatic[3].className += " "+oClasses.sPageButton;					}				}			}		}	};		/*	 * Variable: oSort	 * Purpose:  Wrapper for the sorting functions that can be used in DataTables	 * Scope:    jQuery.fn.dataTableExt	 * Notes:    The functions provided in this object are basically standard javascript sort	 *   functions - they expect two inputs which they then compare and then return a priority	 *   result. For each sort method added, two functions need to be defined, an ascending sort and	 *   a descending sort.	 */	_oExt.oSort = {		/*		 * text sorting		 */		"string-asc": function ( a, b )		{			var x = a.toLowerCase();			var y = b.toLowerCase();			return ((x < y) ? -1 : ((x > y) ? 1 : 0));		},				"string-desc": function ( a, b )		{			var x = a.toLowerCase();			var y = b.toLowerCase();			return ((x < y) ? 1 : ((x > y) ? -1 : 0));		},						/*		 * html sorting (ignore html tags)		 */		"html-asc": function ( a, b )		{			var x = a.replace( /<.*?>/g, "" ).toLowerCase();			var y = b.replace( /<.*?>/g, "" ).toLowerCase();			return ((x < y) ? -1 : ((x > y) ? 1 : 0));		},				"html-desc": function ( a, b )		{			var x = a.replace( /<.*?>/g, "" ).toLowerCase();			var y = b.replace( /<.*?>/g, "" ).toLowerCase();			return ((x < y) ? 1 : ((x > y) ? -1 : 0));		},						/*		 * date sorting		 */		"date-asc": function ( a, b )		{			var x = Date.parse( a );			var y = Date.parse( b );						if ( isNaN(x) || x==="" )			{    		x = Date.parse( "01/01/1970 00:00:00" );			}			if ( isNaN(y) || y==="" )			{				y =	Date.parse( "01/01/1970 00:00:00" );			}						return x - y;		},				"date-desc": function ( a, b )		{			var x = Date.parse( a );			var y = Date.parse( b );						if ( isNaN(x) || x==="" )			{    		x = Date.parse( "01/01/1970 00:00:00" );			}			if ( isNaN(y) || y==="" )			{				y =	Date.parse( "01/01/1970 00:00:00" );			}						return y - x;		},						/*		 * numerical sorting		 */		"numeric-asc": function ( a, b )		{			var x = (a=="-" || a==="") ? 0 : a*1;			var y = (b=="-" || b==="") ? 0 : b*1;			return x - y;		},				"numeric-desc": function ( a, b )		{			var x = (a=="-" || a==="") ? 0 : a*1;			var y = (b=="-" || b==="") ? 0 : b*1;			return y - x;		}	};			/*	 * Variable: aTypes	 * Purpose:  Container for the various type of type detection that dataTables supports	 * Scope:    jQuery.fn.dataTableExt	 * Notes:    The functions in this array are expected to parse a string to see if it is a data	 *   type that it recognises. If so then the function should return the name of the type (a	 *   corresponding sort function should be defined!), if the type is not recognised then the	 *   function should return null such that the parser and move on to check the next type.	 *   Note that ordering is important in this array - the functions are processed linearly,	 *   starting at index 0.	 *   Note that the input for these functions is always a string! It cannot be any other data	 *   type	 */	_oExt.aTypes = [		/*		 * Function: -		 * Purpose:  Check to see if a string is numeric		 * Returns:  string:'numeric' or null		 * Inputs:   string:sText - string to check		 */		function ( sData )		{			/* Allow zero length strings as a number */			if ( sData.length === 0 )			{				return 'numeric';			}						var sValidFirstChars = "0123456789-";			var sValidChars = "0123456789.";			var Char;			var bDecimal = false;						/* Check for a valid first char (no period and allow negatives) */			Char = sData.charAt(0); 			if (sValidFirstChars.indexOf(Char) == -1) 			{				return null;			}						/* Check all the other characters are valid */			for ( var i=1 ; i<sData.length ; i++ ) 			{				Char = sData.charAt(i); 				if (sValidChars.indexOf(Char) == -1) 				{					return null;				}								/* Only allowed one decimal place... */				if ( Char == "." )				{					if ( bDecimal )					{						return null;					}					bDecimal = true;				}			}						return 'numeric';		},				/*		 * Function: -		 * Purpose:  Check to see if a string is actually a formatted date		 * Returns:  string:'date' or null		 * Inputs:   string:sText - string to check		 */		function ( sData )		{			var iParse = Date.parse(sData);			if ( (iParse !== null && !isNaN(iParse)) || sData.length === 0 )			{				return 'date';			}			return null;		},				/*		 * Function: -		 * Purpose:  Check to see if a string should be treated as an HTML string		 * Returns:  string:'html' or null		 * Inputs:   string:sText - string to check		 */		function ( sData )		{			if ( sData.indexOf('<') != -1 && sData.indexOf('>') != -1 )			{				return 'html';			}			return null;		}	];		/*	 * Function: fnVersionCheck	 * Purpose:  Check a version string against this version of DataTables. Useful for plug-ins	 * Returns:  bool:true -this version of DataTables is greater or equal to the required version	 *                false -this version of DataTales is not suitable	 * Inputs:   string:sVersion - the version to check against. May be in the following formats:	 *             "a", "a.b" or "a.b.c"	 * Notes:    This function will only check the first three parts of a version string. It is	 *   assumed that beta and dev versions will meet the requirements. This might change in future	 */	_oExt.fnVersionCheck = function( sVersion )	{		/* This is cheap, but very effective */		var fnZPad = function (Zpad, count)		{			while(Zpad.length < count) {				Zpad += '0';			}			return Zpad;		};		var aThis = _oExt.sVersion.split('.');		var aThat = sVersion.split('.');		var sThis = '', sThat = '';				for ( var i=0, iLen=aThat.length ; i<iLen ; i++ )		{			sThis += fnZPad( aThis[i], 3 );			sThat += fnZPad( aThat[i], 3 );		}				return parseInt(sThis, 10) >= parseInt(sThat, 10);	};		/*	 * Variable: _oExternConfig	 * Purpose:  Store information for DataTables to access globally about other instances	 * Scope:    jQuery.fn.dataTableExt	 */	_oExt._oExternConfig = {		/* int:iNextUnique - next unique number for an instance */		"iNextUnique": 0	};			/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *	 * Section - DataTables prototype	 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */		/*	 * Function: dataTable	 * Purpose:  DataTables information	 * Returns:  -	 * Inputs:   object:oInit - initalisation options for the table	 */	$.fn.dataTable = function( oInit )	{		/*		 * Function: classSettings		 * Purpose:  Settings container function for all 'class' properties which are required		 *   by dataTables		 * Returns:  -		 * Inputs:   -		 */		function classSettings ()		{			this.fnRecordsTotal = function ()			{				if ( this.oFeatures.bServerSide ) {					return this._iRecordsTotal;				} else {					return this.aiDisplayMaster.length;				}			};						this.fnRecordsDisplay = function ()			{				if ( this.oFeatures.bServerSide ) {					return this._iRecordsDisplay;				} else {					return this.aiDisplay.length;				}			};						this.fnDisplayEnd = function ()			{				if ( this.oFeatures.bServerSide ) {					if ( this.oFeatures.bPaginate === false || this._iDisplayLength == -1 ) {						return this._iDisplayStart+this.aiDisplay.length;					} else {						return Math.min( this._iDisplayStart+this._iDisplayLength, 							this._iRecordsDisplay );					}				} else {					return this._iDisplayEnd;				}			};						/*			 * Variable: oInstance			 * Purpose:  The DataTables object for this table			 * Scope:    jQuery.dataTable.classSettings 			 */			this.oInstance = null;						/*			 * Variable: sInstance			 * Purpose:  Unique idendifier for each instance of the DataTables object			 * Scope:    jQuery.dataTable.classSettings 			 */			this.sInstance = null;						/*			 * Variable: oFeatures			 * Purpose:  Indicate the enablement of key dataTable features			 * Scope:    jQuery.dataTable.classSettings 			 */			this.oFeatures = {				"bPaginate": true,				"bLengthChange": true,				"bFilter": true,				"bSort": true,				"bInfo": true,				"bAutoWidth": true,				"bProcessing": false,				"bSortClasses": true,				"bStateSave": false,				"bServerSide": false			};						/*			 * Variable: oScroll			 * Purpose:  Container for scrolling options			 * Scope:    jQuery.dataTable.classSettings 			 */			this.oScroll = {				"sX": "",				"sXInner": "",				"sY": "",				"bCollapse": false,				"bInfinite": false,				"iLoadGap": 100,				"iBarWidth": 0			};						/*			 * Variable: aanFeatures			 * Purpose:  Array referencing the nodes which are used for the features			 * Scope:    jQuery.dataTable.classSettings 			 * Notes:    The parameters of this object match what is allowed by sDom - i.e.			 *   'l' - Length changing			 *   'f' - Filtering input			 *   't' - The table!			 *   'i' - Information			 *   'p' - Pagination			 *   'r' - pRocessing			 */			this.aanFeatures = [];						/*			 * Variable: oLanguage			 * Purpose:  Store the language strings used by dataTables			 * Scope:    jQuery.dataTable.classSettings			 * Notes:    The words in the format _VAR_ are variables which are dynamically replaced			 *   by javascript			 */			this.oLanguage = {				"sProcessing": "Processing...",				"sLengthMenu": "Show _MENU_ entries",				"sZeroRecords": "No matching records found",				"sEmptyTable": "No data available in table",				"sInfo": "Showing _START_ to _END_ of _TOTAL_ entries",				"sInfoEmpty": "Showing 0 to 0 of 0 entries",				"sInfoFiltered": "(filtered from _MAX_ total entries)",				"sInfoPostFix": "",				"sSearch": "Search:",				"sUrl": "",				"oPaginate": {					"sFirst":    "First",					"sPrevious": "Previous",					"sNext":     "Next",					"sLast":     "Last"				},				"fnInfoCallback": null			};						/*			 * Variable: aoData			 * Purpose:  Store data information			 * Scope:    jQuery.dataTable.classSettings 			 * Notes:    This is an array of objects with the following parameters:			 *   int: _iId - internal id for tracking			 *   array: _aData - internal data - used for sorting / filtering etc			 *   node: nTr - display node			 *   array node: _anHidden - hidden TD nodes			 *   string: _sRowStripe			 */			this.aoData = [];						/*			 * Variable: aiDisplay			 * Purpose:  Array of indexes which are in the current display (after filtering etc)			 * Scope:    jQuery.dataTable.classSettings			 */			this.aiDisplay = [];						/*			 * Variable: aiDisplayMaster			 * Purpose:  Array of indexes for display - no filtering			 * Scope:    jQuery.dataTable.classSettings			 */			this.aiDisplayMaster = [];										/*			 * Variable: aoColumns			 * Purpose:  Store information about each column that is in use			 * Scope:    jQuery.dataTable.classSettings 			 */			this.aoColumns = [];						/*			 * Variable: iNextId			 * Purpose:  Store the next unique id to be used for a new row			 * Scope:    jQuery.dataTable.classSettings 			 */			this.iNextId = 0;						/*			 * Variable: asDataSearch			 * Purpose:  Search data array for regular expression searching			 * Scope:    jQuery.dataTable.classSettings			 */			this.asDataSearch = [];						/*			 * Variable: oPreviousSearch			 * Purpose:  Store the previous search incase we want to force a re-search			 *   or compare the old search to a new one			 * Scope:    jQuery.dataTable.classSettings			 */			this.oPreviousSearch = {				"sSearch": "",				"bRegex": false,				"bSmart": true			};						/*			 * Variable: aoPreSearchCols			 * Purpose:  Store the previous search for each column			 * Scope:    jQuery.dataTable.classSettings			 */			this.aoPreSearchCols = [];						/*			 * Variable: aaSorting			 * Purpose:  Sorting information			 * Scope:    jQuery.dataTable.classSettings			 * Notes:    Index 0 - column number			 *           Index 1 - current sorting direction			 *           Index 2 - index of asSorting for this column			 */			this.aaSorting = [ [0, 'asc', 0] ];						/*			 * Variable: aaSortingFixed			 * Purpose:  Sorting information that is always applied			 * Scope:    jQuery.dataTable.classSettings			 */			this.aaSortingFixed = null;						/*			 * Variable: asStripClasses			 * Purpose:  Classes to use for the striping of a table			 * Scope:    jQuery.dataTable.classSettings			 */			this.asStripClasses = [];						/*			 * Variable: asDestoryStrips			 * Purpose:  If restoring a table - we should restore it's striping classes as well			 * Scope:    jQuery.dataTable.classSettings			 */			this.asDestoryStrips = [];						/*			 * Variable: sDestroyWidth			 * Purpose:  If restoring a table - we should restore it's width			 * Scope:    jQuery.dataTable.classSettings			 */			this.sDestroyWidth = 0;						/*			 * Variable: fnRowCallback			 * Purpose:  Call this function every time a row is inserted (draw)			 * Scope:    jQuery.dataTable.classSettings			 */			this.fnRowCallback = null;						/*			 * Variable: fnHeaderCallback			 * Purpose:  Callback function for the header on each draw			 * Scope:    jQuery.dataTable.classSettings			 */			this.fnHeaderCallback = null;						/*			 * Variable: fnFooterCallback			 * Purpose:  Callback function for the footer on each draw			 * Scope:    jQuery.dataTable.classSettings			 */			this.fnFooterCallback = null;						/*			 * Variable: aoDrawCallback			 * Purpose:  Array of callback functions for draw callback functions			 * Scope:    jQuery.dataTable.classSettings			 * Notes:    Each array element is an object with the following parameters:			 *   function:fn - function to call			 *   string:sName - name callback (feature). useful for arranging array			 */			this.aoDrawCallback = [];						/*			 * Variable: fnInitComplete			 * Purpose:  Callback function for when the table has been initalised			 * Scope:    jQuery.dataTable.classSettings			 */			this.fnInitComplete = null;						/*			 * Variable: sTableId			 * Purpose:  Cache the table ID for quick access			 * Scope:    jQuery.dataTable.classSettings			 */			this.sTableId = "";						/*			 * Variable: nTable			 * Purpose:  Cache the table node for quick access			 * Scope:    jQuery.dataTable.classSettings			 */			this.nTable = null;						/*			 * Variable: nTHead			 * Purpose:  Permanent ref to the thead element			 * Scope:    jQuery.dataTable.classSettings			 */			this.nTHead = null;						/*			 * Variable: nTFoot			 * Purpose:  Permanent ref to the tfoot element - if it exists			 * Scope:    jQuery.dataTable.classSettings			 */			this.nTFoot = null;						/*			 * Variable: nTBody			 * Purpose:  Permanent ref to the tbody element			 * Scope:    jQuery.dataTable.classSettings			 */			this.nTBody = null;						/*			 * Variable: nTableWrapper			 * Purpose:  Cache the wrapper node (contains all DataTables controlled elements)			 * Scope:    jQuery.dataTable.classSettings			 */			this.nTableWrapper = null;						/*			 * Variable: iDefaultSortIndex			 * Purpose:  Sorting index which will be used by default			 * Scope:    jQuery.dataTable.classSettings			 */			this.iDefaultSortIndex = 0;						/*			 * Variable: bInitialised			 * Purpose:  Indicate if all required information has been read in			 * Scope:    jQuery.dataTable.classSettings			 */			this.bInitialised = false;						/*			 * Variable: aoOpenRows			 * Purpose:  Information about open rows			 * Scope:    jQuery.dataTable.classSettings			 * Notes:    Has the parameters 'nTr' and 'nParent'			 */			this.aoOpenRows = [];						/*			 * Variable: sDom			 * Purpose:  Dictate the positioning that the created elements will take			 * Scope:    jQuery.dataTable.classSettings			 * Notes:    			 *   The following options are allowed:			 *     'l' - Length changing			 *     'f' - Filtering input			 *     't' - The table!			 *     'i' - Information			 *     'p' - Pagination			 *     'r' - pRocessing			 *   The following constants are allowed:			 *     'H' - jQueryUI theme "header" classes			 *     'F' - jQueryUI theme "footer" classes			 *   The following syntax is expected:			 *     '<' and '>' - div elements			 *     '<"class" and '>' - div with a class			 *   Examples:			 *     '<"wrapper"flipt>', '<lf<t>ip>'			 */			this.sDom = 'lfrtip';						/*			 * Variable: sPaginationType			 * Purpose:  Note which type of sorting should be used			 * Scope:    jQuery.dataTable.classSettings			 */			this.sPaginationType = "two_button";						/*			 * Variable: iCookieDuration			 * Purpose:  The cookie duration (for bStateSave) in seconds - default 2 hours			 * Scope:    jQuery.dataTable.classSettings			 */			this.iCookieDuration = 60 * 60 * 2;						/*			 * Variable: sCookiePrefix			 * Purpose:  The cookie name prefix			 * Scope:    jQuery.dataTable.classSettings			 */			this.sCookiePrefix = "SpryMedia_DataTables_";						/*			 * Variable: fnCookieCallback			 * Purpose:  Callback function for cookie creation			 * Scope:    jQuery.dataTable.classSettings			 */			this.fnCookieCallback = null;						/*			 * Variable: sAjaxSource			 * Purpose:  Source url for AJAX data for the table			 * Scope:    jQuery.dataTable.classSettings			 */			this.sAjaxSource = null;						/*			 * Variable: bAjaxDataGet			 * Purpose:  Note if draw should be blocked while getting data			 * Scope:    jQuery.dataTable.classSettings			 */			this.bAjaxDataGet = true;						/*			 * Variable: fnServerData			 * Purpose:  Function to get the server-side data - can be overruled by the developer			 * Scope:    jQuery.dataTable.classSettings			 */			this.fnServerData = function ( url, data, callback ) {				$.ajax( {					"url": url,					"data": data,					"success": callback,					"dataType": "json",					"cache": false,					"error": function () {						alert( "DataTables warning: JSON data from server failed to load or be parsed. "+							"This is most likely to be caused by a JSON formatting error." );					}				} );			};						/*			 * Variable: fnFormatNumber			 * Purpose:  Format numbers for display			 * Scope:    jQuery.dataTable.classSettings			 */			this.fnFormatNumber = function ( iIn )			{				if ( iIn < 1000 )				{					/* A small optimisation for what is likely to be the vast majority of use cases */					return iIn;				}				else				{					var s=(iIn+""), a=s.split(""), out="", iLen=s.length;										for ( var i=0 ; i<iLen ; i++ )					{						if ( i%3 === 0 && i !== 0 )						{							out = ','+out;						}						out = a[iLen-i-1]+out;					}				}				return out;			};						/*			 * Variable: aLengthMenu			 * Purpose:  List of options that can be used for the user selectable length menu			 * Scope:    jQuery.dataTable.classSettings			 * Note:     This varaible can take for form of a 1D array, in which case the value and the 			 *   displayed value in the menu are the same, or a 2D array in which case the value comes			 *   from the first array, and the displayed value to the end user comes from the second			 *   array. 2D example: [ [ 10, 25, 50, 100, -1 ], [ 10, 25, 50, 100, 'All' ] ];			 */			this.aLengthMenu = [ 10, 25, 50, 100 ];						/*			 * Variable: iDraw			 * Purpose:  Counter for the draws that the table does. Also used as a tracker for			 *   server-side processing			 * Scope:    jQuery.dataTable.classSettings			 */			this.iDraw = 0;						/*			 * Variable: bDrawing			 * Purpose:  Indicate if a redraw is being done - useful for Ajax			 * Scope:    jQuery.dataTable.classSettings			 */			this.bDrawing = 0;						/*			 * Variable: iDrawError			 * Purpose:  Last draw error			 * Scope:    jQuery.dataTable.classSettings			 */			this.iDrawError = -1;						/*			 * Variable: _iDisplayLength, _iDisplayStart, _iDisplayEnd			 * Purpose:  Display length variables			 * Scope:    jQuery.dataTable.classSettings			 * Notes:    These variable must NOT be used externally to get the data length. Rather, use			 *   the fnRecordsTotal() (etc) functions.			 */			this._iDisplayLength = 10;			this._iDisplayStart = 0;			this._iDisplayEnd = 10;						/*			 * Variable: _iRecordsTotal, _iRecordsDisplay			 * Purpose:  Display length variables used for server side processing			 * Scope:    jQuery.dataTable.classSettings			 * Notes:    These variable must NOT be used externally to get the data length. Rather, use			 *   the fnRecordsTotal() (etc) functions.			 */			this._iRecordsTotal = 0;			this._iRecordsDisplay = 0;						/*			 * Variable: bJUI			 * Purpose:  Should we add the markup needed for jQuery UI theming?			 * Scope:    jQuery.dataTable.classSettings			 */			this.bJUI = false;						/*			 * Variable: bJUI			 * Purpose:  Should we add the markup needed for jQuery UI theming?			 * Scope:    jQuery.dataTable.classSettings			 */			this.oClasses = _oExt.oStdClasses;						/*			 * Variable: bFiltered and bSorted			 * Purpose:  Flags to allow callback functions to see what actions have been performed			 * Scope:    jQuery.dataTable.classSettings			 */			this.bFiltered = false;			this.bSorted = false;						/*			 * Variable: oInit			 * Purpose:  Initialisation object that is used for the table			 * Scope:    jQuery.dataTable.classSettings			 */			this.oInit = null;		}				/*		 * Variable: oApi		 * Purpose:  Container for publicly exposed 'private' functions		 * Scope:    jQuery.dataTable		 */		this.oApi = {};						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - API functions		 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */				/*		 * Function: fnDraw		 * Purpose:  Redraw the table		 * Returns:  -		 * Inputs:   bool:bComplete - Refilter and resort (if enabled) the table before the draw.		 *             Optional: default - true		 */		this.fnDraw = function( bComplete )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			if ( typeof bComplete != 'undefined' && bComplete === false )			{				_fnCalculateEnd( oSettings );				_fnDraw( oSettings );			}			else			{				_fnReDraw( oSettings );			}		};				/*		 * Function: fnFilter		 * Purpose:  Filter the input based on data		 * Returns:  -		 * Inputs:   string:sInput - string to filter the table on		 *           int:iColumn - optional - column to limit filtering to		 *           bool:bRegex - optional - treat as regular expression or not - default false		 *           bool:bSmart - optional - perform smart filtering or not - default true		 *           bool:bShowGlobal - optional - show the input global filter in it's input box(es)		 *              - default true		 */		this.fnFilter = function( sInput, iColumn, bRegex, bSmart, bShowGlobal )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );						if ( !oSettings.oFeatures.bFilter )			{				return;			}						if ( typeof bRegex == 'undefined' )			{				bRegex = false;			}						if ( typeof bSmart == 'undefined' )			{				bSmart = true;			}						if ( typeof bShowGlobal == 'undefined' )			{				bShowGlobal = true;			}						if ( typeof iColumn == "undefined" || iColumn === null )			{				/* Global filter */				_fnFilterComplete( oSettings, {					"sSearch":sInput,					"bRegex": bRegex,					"bSmart": bSmart				}, 1 );								if ( bShowGlobal && typeof oSettings.aanFeatures.f != 'undefined' )				{					var n = oSettings.aanFeatures.f;					for ( var i=0, iLen=n.length ; i<iLen ; i++ )					{						$('input', n[i]).val( sInput );					}				}			}			else			{				/* Single column filter */				oSettings.aoPreSearchCols[ iColumn ].sSearch = sInput;				oSettings.aoPreSearchCols[ iColumn ].bRegex = bRegex;				oSettings.aoPreSearchCols[ iColumn ].bSmart = bSmart;				_fnFilterComplete( oSettings, oSettings.oPreviousSearch, 1 );			}		};				/*		 * Function: fnSettings		 * Purpose:  Get the settings for a particular table for extern. manipulation		 * Returns:  -		 * Inputs:   -		 */		this.fnSettings = function( nNode  )		{			return _fnSettingsFromNode( this[_oExt.iApiIndex] );		};				/*		 * Function: fnVersionCheck		 * Notes:    The function is the same as the 'static' function provided in the ext variable		 */		this.fnVersionCheck = _oExt.fnVersionCheck;				/*		 * Function: fnSort		 * Purpose:  Sort the table by a particular row		 * Returns:  -		 * Inputs:   int:iCol - the data index to sort on. Note that this will		 *   not match the 'display index' if you have hidden data entries		 */		this.fnSort = function( aaSort )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			oSettings.aaSorting = aaSort;			_fnSort( oSettings );		};				/*		 * Function: fnSortListener		 * Purpose:  Attach a sort listener to an element for a given column		 * Returns:  -		 * Inputs:   node:nNode - the element to attach the sort listener to		 *           int:iColumn - the column that a click on this node will sort on		 *           function:fnCallback - callback function when sort is run - optional		 */		this.fnSortListener = function( nNode, iColumn, fnCallback )		{			_fnSortAttachListener( _fnSettingsFromNode( this[_oExt.iApiIndex] ), nNode, iColumn,			 	fnCallback );		};				/*		 * Function: fnAddData		 * Purpose:  Add new row(s) into the table		 * Returns:  array int: array of indexes (aoData) which have been added (zero length on error)		 * Inputs:   array:mData - the data to be added. The length must match		 *               the original data from the DOM		 *             or		 *             array array:mData - 2D array of data to be added		 *           bool:bRedraw - redraw the table or not - default true		 * Notes:    Warning - the refilter here will cause the table to redraw		 *             starting at zero		 * Notes:    Thanks to Yekimov Denis for contributing the basis for this function!		 */		this.fnAddData = function( mData, bRedraw )		{			if ( mData.length === 0 )			{				return [];			}						var aiReturn = [];			var iTest;						/* Find settings from table node */			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );						/* Check if we want to add multiple rows or not */			if ( typeof mData[0] == "object" )			{				for ( var i=0 ; i<mData.length ; i++ )				{					iTest = _fnAddData( oSettings, mData[i] );					if ( iTest == -1 )					{						return aiReturn;					}					aiReturn.push( iTest );				}			}			else			{				iTest = _fnAddData( oSettings, mData );				if ( iTest == -1 )				{					return aiReturn;				}				aiReturn.push( iTest );			}						oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();						/* Rebuild the search */			_fnBuildSearchArray( oSettings, 1 );						if ( typeof bRedraw == 'undefined' || bRedraw )			{				_fnReDraw( oSettings );			}			return aiReturn;		};				/*		 * Function: fnDeleteRow		 * Purpose:  Remove a row for the table		 * Returns:  array:aReturn - the row that was deleted		 * Inputs:   mixed:mTarget - 		 *             int: - index of aoData to be deleted, or		 *             node(TR): - TR element you want to delete		 *           function:fnCallBack - callback function - default null		 *           bool:bRedraw - redraw the table or not - default true		 */		this.fnDeleteRow = function( mTarget, fnCallBack, bRedraw )		{			/* Find settings from table node */			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			var i, iAODataIndex;						iAODataIndex = (typeof mTarget == 'object') ? 				_fnNodeToDataIndex(oSettings, mTarget) : mTarget;						/* Return the data array from this row */			var oData = oSettings.aoData.splice( iAODataIndex, 1 );						/* Delete from the display arrays */			_fnDeleteIndex( oSettings.aiDisplayMaster, iAODataIndex );			_fnDeleteIndex( oSettings.aiDisplay, iAODataIndex );						/* Rebuild the search */			_fnBuildSearchArray( oSettings, 1 );						/* If there is a user callback function - call it */			if ( typeof fnCallBack == "function" )			{				fnCallBack.call( this, oSettings, oData );			}						/* Check for an 'overflow' they case for dislaying the table */			if ( oSettings._iDisplayStart >= oSettings.aiDisplay.length )			{				oSettings._iDisplayStart -= oSettings._iDisplayLength;				if ( oSettings._iDisplayStart < 0 )				{					oSettings._iDisplayStart = 0;				}			}						if ( typeof bRedraw == 'undefined' || bRedraw )			{				_fnCalculateEnd( oSettings );				_fnDraw( oSettings );			}						return oData;		};				/*		 * Function: fnClearTable		 * Purpose:  Quickly and simply clear a table		 * Returns:  -		 * Inputs:   bool:bRedraw - redraw the table or not - default true		 * Notes:    Thanks to Yekimov Denis for contributing the basis for this function!		 */		this.fnClearTable = function( bRedraw )		{			/* Find settings from table node */			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			_fnClearTable( oSettings );						if ( typeof bRedraw == 'undefined' || bRedraw )			{				_fnDraw( oSettings );			}		};				/*		 * Function: fnOpen		 * Purpose:  Open a display row (append a row after the row in question)		 * Returns:  node:nNewRow - the row opened		 * Inputs:   node:nTr - the table row to 'open'		 *           string:sHtml - the HTML to put into the row		 *           string:sClass - class to give the new TD cell		 */		this.fnOpen = function( nTr, sHtml, sClass )		{			/* Find settings from table node */			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );						/* the old open one if there is one */			this.fnClose( nTr );						var nNewRow = document.createElement("tr");			var nNewCell = document.createElement("td");			nNewRow.appendChild( nNewCell );			nNewCell.className = sClass;			nNewCell.colSpan = _fnVisbleColumns( oSettings );			nNewCell.innerHTML = sHtml;						/* If the nTr isn't on the page at the moment - then we don't insert at the moment */			var nTrs = $('tr', oSettings.nTBody);			if ( $.inArray(nTr, nTrs) != -1 )			{				$(nNewRow).insertAfter(nTr);			}						oSettings.aoOpenRows.push( {				"nTr": nNewRow,				"nParent": nTr			} );						return nNewRow;		};				/*		 * Function: fnClose		 * Purpose:  Close a display row		 * Returns:  int: 0 (success) or 1 (failed)		 * Inputs:   node:nTr - the table row to 'close'		 */		this.fnClose = function( nTr )		{			/* Find settings from table node */			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );						for ( var i=0 ; i<oSettings.aoOpenRows.length ; i++ )			{				if ( oSettings.aoOpenRows[i].nParent == nTr )				{					var nTrParent = oSettings.aoOpenRows[i].nTr.parentNode;					if ( nTrParent )					{						/* Remove it if it is currently on display */						nTrParent.removeChild( oSettings.aoOpenRows[i].nTr );					}					oSettings.aoOpenRows.splice( i, 1 );					return 0;				}			}			return 1;		};				/*		 * Function: fnGetData		 * Purpose:  Return an array with the data which is used to make up the table		 * Returns:  array array string: 2d data array ([row][column]) or array string: 1d data array		 *           or		 *           array string (if iRow specified)		 * Inputs:   mixed:mRow - optional - if not present, then the full 2D array for the table 		 *             if given then:		 *               int: - return 1D array for aoData entry of this index		 *               node(TR): - return 1D array for this TR element		 * Inputs:   int:iRow - optional - if present then the array returned will be the data for		 *             the row with the index 'iRow'		 */		this.fnGetData = function( mRow )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );						if ( typeof mRow != 'undefined' )			{				var iRow = (typeof mRow == 'object') ? 					_fnNodeToDataIndex(oSettings, mRow) : mRow;				return oSettings.aoData[iRow]._aData;			}			return _fnGetDataMaster( oSettings );		};				/*		 * Function: fnGetNodes		 * Purpose:  Return an array with the TR nodes used for drawing the table		 * Returns:  array node: TR elements		 *           or		 *           node (if iRow specified)		 * Inputs:   int:iRow - optional - if present then the array returned will be the node for		 *             the row with the index 'iRow'		 */		this.fnGetNodes = function( iRow )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );						if ( typeof iRow != 'undefined' )			{				return oSettings.aoData[iRow].nTr;			}			return _fnGetTrNodes( oSettings );		};				/*		 * Function: fnGetPosition		 * Purpose:  Get the array indexes of a particular cell from it's DOM element		 * Returns:  int: - row index, or array[ int, int, int ]: - row index, column index (visible)		 *             and column index including hidden columns		 * Inputs:   node:nNode - this can either be a TR or a TD in the table, the return is		 *             dependent on this input		 */		this.fnGetPosition = function( nNode )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			var i;						if ( nNode.nodeName.toUpperCase() == "TR" )			{				return _fnNodeToDataIndex(oSettings, nNode);			}			else if ( nNode.nodeName.toUpperCase() == "TD" )			{				var iDataIndex = _fnNodeToDataIndex(oSettings, nNode.parentNode);				var iCorrector = 0;				for ( var j=0 ; j<oSettings.aoColumns.length ; j++ )				{					if ( oSettings.aoColumns[j].bVisible )					{						if ( oSettings.aoData[iDataIndex].nTr.getElementsByTagName('td')[j-iCorrector] == nNode )						{							return [ iDataIndex, j-iCorrector, j ];						}					}					else					{						iCorrector++;					}				}			}			return null;		};				/*		 * Function: fnUpdate		 * Purpose:  Update a table cell or row		 * Returns:  int: 0 okay, 1 error		 * Inputs:   array string 'or' string:mData - data to update the cell/row with		 *           mixed:mRow - 		 *             int: - index of aoData to be updated, or		 *             node(TR): - TR element you want to update		 *           int:iColumn - the column to update - optional (not used of mData is 2D)		 *           bool:bRedraw - redraw the table or not - default true		 *           bool:bAction - perform predraw actions or not (you will want this as 'true' if		 *             you have bRedraw as true) - default true		 */		this.fnUpdate = function( mData, mRow, iColumn, bRedraw, bAction )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			var iVisibleColumn;			var sDisplay;			var iRow = (typeof mRow == 'object') ? 				_fnNodeToDataIndex(oSettings, mRow) : mRow;						if ( typeof mData != 'object' )			{				sDisplay = mData;				oSettings.aoData[iRow]._aData[iColumn] = sDisplay;								if ( oSettings.aoColumns[iColumn].fnRender !== null )				{					sDisplay = oSettings.aoColumns[iColumn].fnRender( {						"iDataRow": iRow,						"iDataColumn": iColumn,						"aData": oSettings.aoData[iRow]._aData,						"oSettings": oSettings					} );										if ( oSettings.aoColumns[iColumn].bUseRendered )					{						oSettings.aoData[iRow]._aData[iColumn] = sDisplay;					}				}								iVisibleColumn = _fnColumnIndexToVisible( oSettings, iColumn );				if ( iVisibleColumn !== null )				{					oSettings.aoData[iRow].nTr.getElementsByTagName('td')[iVisibleColumn].innerHTML = 						sDisplay;				}			}			else			{				if ( mData.length != oSettings.aoColumns.length )				{					_fnLog( oSettings, 0, 'An array passed to fnUpdate must have the same number of '+						'columns as the table in question - in this case '+oSettings.aoColumns.length );					return 1;				}								for ( var i=0 ; i<mData.length ; i++ )				{					sDisplay = mData[i];					oSettings.aoData[iRow]._aData[i] = sDisplay;										if ( oSettings.aoColumns[i].fnRender !== null )					{						sDisplay = oSettings.aoColumns[i].fnRender( {							"iDataRow": iRow,							"iDataColumn": i,							"aData": oSettings.aoData[iRow]._aData,							"oSettings": oSettings						} );												if ( oSettings.aoColumns[i].bUseRendered )						{							oSettings.aoData[iRow]._aData[i] = sDisplay;						}					}										iVisibleColumn = _fnColumnIndexToVisible( oSettings, i );					if ( iVisibleColumn !== null )					{						oSettings.aoData[iRow].nTr.getElementsByTagName('td')[iVisibleColumn].innerHTML = 							sDisplay;					}				}			}						/* Perform pre-draw actions */			if ( typeof bAction == 'undefined' || bAction )			{				_fnBuildSearchArray( oSettings, 1 );				_fnAjustColumnSizing( oSettings );			}						/* Redraw the table */			if ( typeof bRedraw == 'undefined' || bRedraw )			{				_fnReDraw( oSettings );			}			return 0;		};						/*		 * Function: fnShowColoumn		 * Purpose:  Show a particular column		 * Returns:  -		 * Inputs:   int:iCol - the column whose display should be changed		 *           bool:bShow - show (true) or hide (false) the column		 */		this.fnSetColumnVis = function ( iCol, bShow )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			var i, iLen;			var iColumns = oSettings.aoColumns.length;			var nTd, anTds;						/* No point in doing anything if we are requesting what is already true */			if ( oSettings.aoColumns[iCol].bVisible == bShow )			{				return;			}						var nTrHead = $('>tr', oSettings.nTHead)[0];			var nTrFoot = $('>tr', oSettings.nTFoot)[0];			var anTheadTh = [];			var anTfootTh = [];			for ( i=0 ; i<iColumns ; i++ )			{				anTheadTh.push( oSettings.aoColumns[i].nTh );				anTfootTh.push( oSettings.aoColumns[i].nTf );			}						/* Show the column */			if ( bShow )			{				var iInsert = 0;				for ( i=0 ; i<iCol ; i++ )				{					if ( oSettings.aoColumns[i].bVisible )					{						iInsert++;					}				}								/* Need to decide if we should use appendChild or insertBefore */				if ( iInsert >= _fnVisbleColumns( oSettings ) )				{					nTrHead.appendChild( anTheadTh[iCol] );					if ( nTrFoot )					{						nTrFoot.appendChild( anTfootTh[iCol] );					}										for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )					{						nTd = oSettings.aoData[i]._anHidden[iCol];						oSettings.aoData[i].nTr.appendChild( nTd );					}				}				else				{					/* Which coloumn should we be inserting before? */					var iBefore;					for ( i=iCol ; i<iColumns ; i++ )					{						iBefore = _fnColumnIndexToVisible( oSettings, i );						if ( iBefore !== null )						{							break;						}					}										nTrHead.insertBefore( anTheadTh[iCol], nTrHead.getElementsByTagName('th')[iBefore] );					if ( nTrFoot )					{						nTrFoot.insertBefore( anTfootTh[iCol], nTrFoot.getElementsByTagName('th')[iBefore] );					}										anTds = _fnGetTdNodes( oSettings );					for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )					{						nTd = oSettings.aoData[i]._anHidden[iCol];						oSettings.aoData[i].nTr.insertBefore( nTd, $('>td:eq('+iBefore+')', 							oSettings.aoData[i].nTr)[0] );					}				}								oSettings.aoColumns[iCol].bVisible = true;			}			else			{				/* Remove a column from display */				nTrHead.removeChild( anTheadTh[iCol] );				if ( nTrFoot )				{					nTrFoot.removeChild( anTfootTh[iCol] );				}								anTds = _fnGetTdNodes( oSettings );				for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )				{					nTd = anTds[ ( i*oSettings.aoColumns.length) + (iCol*1) ];					oSettings.aoData[i]._anHidden[iCol] = nTd;					nTd.parentNode.removeChild( nTd );				}								oSettings.aoColumns[iCol].bVisible = false;			}						/* If there are any 'open' rows, then we need to alter the colspan for this col change */			for ( i=0, iLen=oSettings.aoOpenRows.length ; i<iLen ; i++ )			{				oSettings.aoOpenRows[i].nTr.colSpan = _fnVisbleColumns( oSettings );			}						/* Do a redraw incase anything depending on the table columns needs it 			 * (built-in: scrolling) 			 */			_fnAjustColumnSizing( oSettings );			_fnDraw( oSettings );			_fnSaveState( oSettings );		};				/*		 * Function: fnPageChange		 * Purpose:  Change the pagination		 * Returns:  -		 * Inputs:   string:sAction - paging action to take: "first", "previous", "next" or "last"		 *           bool:bRedraw - redraw the table or not - optional - default true		 */		this.fnPageChange = function ( sAction, bRedraw )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			_fnPageChange( oSettings, sAction );			_fnCalculateEnd( oSettings );						if ( typeof bRedraw == 'undefined' || bRedraw )			{				_fnDraw( oSettings );			}		};				/*		 * Function: fnDestroy		 * Purpose:  Destructor for the DataTable		 * Returns:  -		 * Inputs:   -		 */		this.fnDestroy = function ( )		{			var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );			var nOrig = oSettings.nTableWrapper.parentNode;			var nBody = oSettings.nTBody;			var i, iLen;						/* Flag to note that the table is currently being destoryed - no action should be taken */			oSettings.bDestroying = true;						/* Restore hidden columns */			for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )			{				if ( oSettings.aoColumns[i].bVisible === false )				{					this.fnSetColumnVis( i, true );				}			}						/* If there is an 'empty' indicator row, remove it */			$('tbody>tr>td.'+oSettings.oClasses.sRowEmpty, oSettings.nTable).parent().remove();						/* When scrolling we had to break the table up - restore it */			if ( oSettings.nTable != oSettings.nTHead.parentNode )			{				$('>thead', oSettings.nTable).remove();				oSettings.nTable.appendChild( oSettings.nTHead );			}						if ( oSettings.nTFoot && oSettings.nTable != oSettings.nTFoot.parentNode )			{				$('>tfoot', oSettings.nTable).remove();				oSettings.nTable.appendChild( oSettings.nTFoot );			}						/* Remove the DataTables generated nodes, events and classes */			oSettings.nTable.parentNode.removeChild( oSettings.nTable );			$(oSettings.nTableWrapper).remove();						oSettings.aaSorting = [];			oSettings.aaSortingFixed = [];			_fnSortingClasses( oSettings );						$(_fnGetTrNodes( oSettings )).removeClass( oSettings.asStripClasses.join(' ') );						if ( !oSettings.bJUI )			{				$('th', oSettings.nTHead).removeClass( [ _oExt.oStdClasses.sSortable,					_oExt.oStdClasses.sSortableAsc,					_oExt.oStdClasses.sSortableDesc,					_oExt.oStdClasses.sSortableNone ].join(' ')				);			}			else			{				$('th', oSettings.nTHead).removeClass( [ _oExt.oStdClasses.sSortable,					_oExt.oJUIClasses.sSortableAsc,					_oExt.oJUIClasses.sSortableDesc,					_oExt.oJUIClasses.sSortableNone ].join(' ')				);				$('th span', oSettings.nTHead).remove();			}						/* Add the TR elements back into the table in their original order */			nOrig.appendChild( oSettings.nTable );			for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )			{				nBody.appendChild( oSettings.aoData[i].nTr );			}						/* Restore the width of the original table */			oSettings.nTable.style.width = _fnStringToCss(oSettings.sDestroyWidth);						/* If the were originally odd/even type classes - then we add them back here. Note			 * this is not fool proof (for example if not all rows as odd/even classes - but 			 * it's a good effort without getting carried away			 */			$('>tr:even', nBody).addClass( oSettings.asDestoryStrips[0] );			$('>tr:odd', nBody).addClass( oSettings.asDestoryStrips[1] );						/* Remove the settings object from the settings array */			for ( i=0, iLen=_aoSettings.length ; i<iLen ; i++ )			{				if ( _aoSettings[i] == oSettings )				{					_aoSettings.splice( i, 1 );				}			}						/* End it all */			oSettings = null;		};				/*		 * Function: _fnAjustColumnSizing		 * Purpose:  Update tale sizing based on content. This would most likely be used for scrolling		 *   and will typically need a redraw after it.		 * Returns:  -		 * Inputs:   bool:bRedraw - redraw the table or not, you will typically want to - default true		 */		this.fnAdjustColumnSizing = function ( bRedraw )		{			_fnAjustColumnSizing( _fnSettingsFromNode( this[_oExt.iApiIndex] ) );						if ( typeof bRedraw == 'undefined' || bRedraw )			{				this.fnDraw( false );			}		};				/*		 * Plugin API functions		 * 		 * This call will add the functions which are defined in _oExt.oApi to the		 * DataTables object, providing a rather nice way to allow plug-in API functions. Note that		 * this is done here, so that API function can actually override the built in API functions if		 * required for a particular purpose.		 */				/*		 * Function: _fnExternApiFunc		 * Purpose:  Create a wrapper function for exporting an internal func to an external API func		 * Returns:  function: - wrapped function		 * Inputs:   string:sFunc - API function name		 */		function _fnExternApiFunc (sFunc)		{			return function() {					var aArgs = [_fnSettingsFromNode(this[_oExt.iApiIndex])].concat( 						Array.prototype.slice.call(arguments) );					return _oExt.oApi[sFunc].apply( this, aArgs );				};		}				for ( var sFunc in _oExt.oApi )		{			if ( sFunc )			{				/*				 * Function: anon				 * Purpose:  Wrap the plug-in API functions in order to provide the settings as 1st arg 				 *   and execute in this scope				 * Returns:  -				 * Inputs:   -				 */				this[sFunc] = _fnExternApiFunc(sFunc);			}		}								/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Local functions		 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */				/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Initalisation		 */				/*		 * Function: _fnInitalise		 * Purpose:  Draw the table for the first time, adding all required features		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnInitalise ( oSettings )		{			var i, iLen;						/* Ensure that the table data is fully initialised */			if ( oSettings.bInitialised === false )			{				setTimeout( function(){ _fnInitalise( oSettings ); }, 200 );				return;			}						/* Show the display HTML options */			_fnAddOptionsHtml( oSettings );						/* Draw the headers for the table */			_fnDrawHead( oSettings );
						/* Calculate sizes for columns */			if ( oSettings.oFeatures.bAutoWidth )			{				_fnCalculateColumnWidths( oSettings );			}						for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )			{				if ( oSettings.aoColumns[i].sWidth !== null )				{					oSettings.aoColumns[i].nTh.style.width = _fnStringToCss( oSettings.aoColumns[i].sWidth );				}			}						/* If there is default sorting required - let's do it. The sort function			 * will do the drawing for us. Otherwise we draw the table			 */			if ( oSettings.oFeatures.bSort )			{				_fnSort( oSettings );			}			else			{				oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();				_fnCalculateEnd( oSettings );				_fnDraw( oSettings );			}						/* if there is an ajax source */			if ( oSettings.sAjaxSource !== null && !oSettings.oFeatures.bServerSide )			{				_fnProcessingDisplay( oSettings, true );								oSettings.fnServerData.call( oSettings.oInstance, oSettings.sAjaxSource, [], function(json) {					/* Got the data - add it to the table */					for ( i=0 ; i<json.aaData.length ; i++ )					{						_fnAddData( oSettings, json.aaData[i] );					}										/* Reset the init display for cookie saving. We've already done a filter, and					 * therefore cleared it before. So we need to make it appear 'fresh'					 */					oSettings.iInitDisplayStart = oSettings._iDisplayStart;										if ( oSettings.oFeatures.bSort )					{						_fnSort( oSettings );					}					else					{						oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();						_fnCalculateEnd( oSettings );						_fnDraw( oSettings );					}										_fnProcessingDisplay( oSettings, false );										/* Run the init callback if there is one - done here for ajax source for json obj */					if ( typeof oSettings.fnInitComplete == 'function' )					{						oSettings.fnInitComplete.call( oSettings.oInstance, oSettings, json );					}				} );				return;			}						if ( !oSettings.oFeatures.bServerSide )			{				_fnProcessingDisplay( oSettings, false );			}		}				/*		 * Function: _fnLanguageProcess		 * Purpose:  Copy language variables from remote object to a local one		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           object:oLanguage - Language information		 *           bool:bInit - init once complete		 */		function _fnLanguageProcess( oSettings, oLanguage, bInit )		{			_fnMap( oSettings.oLanguage, oLanguage, 'sProcessing' );			_fnMap( oSettings.oLanguage, oLanguage, 'sLengthMenu' );			_fnMap( oSettings.oLanguage, oLanguage, 'sEmptyTable' );			_fnMap( oSettings.oLanguage, oLanguage, 'sZeroRecords' );			_fnMap( oSettings.oLanguage, oLanguage, 'sInfo' );			_fnMap( oSettings.oLanguage, oLanguage, 'sInfoEmpty' );			_fnMap( oSettings.oLanguage, oLanguage, 'sInfoFiltered' );			_fnMap( oSettings.oLanguage, oLanguage, 'sInfoPostFix' );			_fnMap( oSettings.oLanguage, oLanguage, 'sSearch' );						if ( typeof oLanguage.oPaginate != 'undefined' )			{				_fnMap( oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sFirst' );				_fnMap( oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sPrevious' );				_fnMap( oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sNext' );				_fnMap( oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sLast' );			}						/* Backwards compatibility - if there is no sEmptyTable given, then use the same as			 * sZeroRecords - assuming that is given.			 */			if ( typeof oLanguage.sEmptyTable == 'undefined' && 			     typeof oLanguage.sZeroRecords != 'undefined' )			{				_fnMap( oSettings.oLanguage, oLanguage, 'sZeroRecords', 'sEmptyTable' );			}						if ( bInit )			{				_fnInitalise( oSettings );			}		}				/*		 * Function: _fnAddColumn		 * Purpose:  Add a column to the list used for the table with default values		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           node:nTh - the th element for this column		 */		function _fnAddColumn( oSettings, nTh )		{			oSettings.aoColumns[ oSettings.aoColumns.length++ ] = {				"sType": null,				"_bAutoType": true,				"bVisible": true,				"bSearchable": true,				"bSortable": true,				"asSorting": [ 'asc', 'desc' ],				"sSortingClass": oSettings.oClasses.sSortable,				"sSortingClassJUI": oSettings.oClasses.sSortJUI,				"sTitle": nTh ? nTh.innerHTML : '',				"sName": '',				"sWidth": null,				"sWidthOrig": null,				"sClass": null,				"fnRender": null,				"bUseRendered": true,				"iDataSort": oSettings.aoColumns.length-1,				"sSortDataType": 'std',				"nTh": nTh ? nTh : document.createElement('th'),				"nTf": null			};						var iCol = oSettings.aoColumns.length-1;			var oCol = oSettings.aoColumns[ iCol ];						/* Add a column specific filter */			if ( typeof oSettings.aoPreSearchCols[ iCol ] == 'undefined' ||			     oSettings.aoPreSearchCols[ iCol ] === null )			{				oSettings.aoPreSearchCols[ iCol ] = {					"sSearch": "",					"bRegex": false,					"bSmart": true				};			}			else			{				/* Don't require that the user must specify bRegex and / or bSmart */				if ( typeof oSettings.aoPreSearchCols[ iCol ].bRegex == 'undefined' )				{					oSettings.aoPreSearchCols[ iCol ].bRegex = true;				}								if ( typeof oSettings.aoPreSearchCols[ iCol ].bSmart == 'undefined' )				{					oSettings.aoPreSearchCols[ iCol ].bSmart = true;				}			} 						/* Use the column options function to initialise classes etc */			_fnColumnOptions( oSettings, iCol, null );		}				/*		 * Function: _fnColumnOptions		 * Purpose:  Apply options for a column		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           int:iCol - column index to consider		 *           object:oOptions - object with sType, bVisible and bSearchable		 */		function _fnColumnOptions( oSettings, iCol, oOptions )		{			var oCol = oSettings.aoColumns[ iCol ];						/* User specified column options */			if ( typeof oOptions != 'undefined' && oOptions !== null )			{				if ( typeof oOptions.sType != 'undefined' )				{					oCol.sType = oOptions.sType;					oCol._bAutoType = false;				}								_fnMap( oCol, oOptions, "bVisible" );				_fnMap( oCol, oOptions, "bSearchable" );				_fnMap( oCol, oOptions, "bSortable" );				_fnMap( oCol, oOptions, "sTitle" );				_fnMap( oCol, oOptions, "sName" );				_fnMap( oCol, oOptions, "sWidth" );				_fnMap( oCol, oOptions, "sWidth", "sWidthOrig" );				_fnMap( oCol, oOptions, "sClass" );				_fnMap( oCol, oOptions, "fnRender" );				_fnMap( oCol, oOptions, "bUseRendered" );				_fnMap( oCol, oOptions, "iDataSort" );				_fnMap( oCol, oOptions, "asSorting" );				_fnMap( oCol, oOptions, "sSortDataType" );			}						/* Feature sorting overrides column specific when off */			if ( !oSettings.oFeatures.bSort )			{				oCol.bSortable = false;			}						/* Check that the class assignment is correct for sorting */			if ( !oCol.bSortable ||					 ($.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) == -1) )			{				oCol.sSortingClass = oSettings.oClasses.sSortableNone;				oCol.sSortingClassJUI = "";			}			else if ( $.inArray('asc', oCol.asSorting) != -1 && $.inArray('desc', oCol.asSorting) == -1 )			{				oCol.sSortingClass = oSettings.oClasses.sSortableAsc;				oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIAscAllowed;			}			else if ( $.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) != -1 )			{				oCol.sSortingClass = oSettings.oClasses.sSortableDesc;				oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIDescAllowed;			}		}				/*		 * Function: _fnAddData		 * Purpose:  Add a data array to the table, creating DOM node etc		 * Returns:  int: - >=0 if successful (index of new aoData entry), -1 if failed		 * Inputs:   object:oSettings - dataTables settings object		 *           array:aData - data array to be added		 * Notes:    There are two basic methods for DataTables to get data to display - a JS array		 *   (which is dealt with by this function), and the DOM, which has it's own optimised		 *   function (_fnGatherData). Be careful to make the same changes here as there and vice-versa		 */		function _fnAddData ( oSettings, aDataSupplied )		{			/* Sanity check the length of the new array */			if ( aDataSupplied.length != oSettings.aoColumns.length &&				oSettings.iDrawError != oSettings.iDraw )			{				_fnLog( oSettings, 0, "Added data (size "+aDataSupplied.length+") does not match known "+					"number of columns ("+oSettings.aoColumns.length+")" );				oSettings.iDrawError = oSettings.iDraw;				return -1;			}									/* Create the object for storing information about this new row */			var aData = aDataSupplied.slice();			var iThisIndex = oSettings.aoData.length;			oSettings.aoData.push( {				"nTr": document.createElement('tr'),				"_iId": oSettings.iNextId++,				"_aData": aData,				"_anHidden": [],				"_sRowStripe": ''			} );						/* Create the cells */			var nTd, sThisType;			for ( var i=0 ; i<aData.length ; i++ )			{				nTd = document.createElement('td');								/* Allow null data (from a data array) - simply deal with it as a blank string */				if ( aData[i] === null )				{					aData[i] = '';				}								if ( typeof oSettings.aoColumns[i].fnRender == 'function' )				{					var sRendered = oSettings.aoColumns[i].fnRender( {							"iDataRow": iThisIndex,							"iDataColumn": i,							"aData": aData,							"oSettings": oSettings						} );					nTd.innerHTML = sRendered;					if ( oSettings.aoColumns[i].bUseRendered )					{						/* Use the rendered data for filtering/sorting */						oSettings.aoData[iThisIndex]._aData[i] = sRendered;					}				}				else				{					nTd.innerHTML = aData[i];				}								/* Cast everything as a string - so we can treat everything equally when sorting */				if ( typeof aData[i] != 'string' )				{					aData[i] += "";				}				aData[i] = $.trim(aData[i]);								/* Add user defined class */				if ( oSettings.aoColumns[i].sClass !== null )				{					nTd.className = oSettings.aoColumns[i].sClass;				}								/* See if we should auto-detect the column type */				if ( oSettings.aoColumns[i]._bAutoType && oSettings.aoColumns[i].sType != 'string' )				{					/* Attempt to auto detect the type - same as _fnGatherData() */					sThisType = _fnDetectType( oSettings.aoData[iThisIndex]._aData[i] );					if ( oSettings.aoColumns[i].sType === null )					{						oSettings.aoColumns[i].sType = sThisType;					}					else if ( oSettings.aoColumns[i].sType != sThisType )					{						/* String is always the 'fallback' option */						oSettings.aoColumns[i].sType = 'string';					}				}									if ( oSettings.aoColumns[i].bVisible )				{					oSettings.aoData[iThisIndex].nTr.appendChild( nTd );				}				else				{					oSettings.aoData[iThisIndex]._anHidden[i] = nTd;				}			}						/* Add to the display array */			oSettings.aiDisplayMaster.push( iThisIndex );			return iThisIndex;		}				/*		 * Function: _fnGatherData		 * Purpose:  Read in the data from the target table from the DOM		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 * Notes:    This is a optimised version of _fnAddData (more or less) for reading information		 *   from the DOM. The basic actions must be identical in the two functions.		 */		function _fnGatherData( oSettings )		{			var iLoop, i, iLen, j, jLen, jInner,			 	nTds, nTrs, nTd, aLocalData, iThisIndex,				iRow, iRows, iColumn, iColumns;						/*			 * Process by row first			 * Add the data object for the whole table - storing the tr node. Note - no point in getting			 * DOM based data if we are going to go and replace it with Ajax source data.			 */			if ( oSettings.sAjaxSource === null )			{				nTrs = oSettings.nTBody.childNodes;				for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )				{					if ( nTrs[i].nodeName.toUpperCase() == "TR" )					{						iThisIndex = oSettings.aoData.length;						oSettings.aoData.push( {							"nTr": nTrs[i],							"_iId": oSettings.iNextId++,							"_aData": [],							"_anHidden": [],							"_sRowStripe": ''						} );												oSettings.aiDisplayMaster.push( iThisIndex );												aLocalData = oSettings.aoData[iThisIndex]._aData;						nTds = nTrs[i].childNodes;						jInner = 0;												for ( j=0, jLen=nTds.length ; j<jLen ; j++ )						{							if ( nTds[j].nodeName.toUpperCase() == "TD" )							{								aLocalData[jInner] = $.trim(nTds[j].innerHTML);								jInner++;							}						}					}				}			}						/* Gather in the TD elements of the Table - note that this is basically the same as			 * fnGetTdNodes, but that function takes account of hidden columns, which we haven't yet			 * setup!			 */			nTrs = _fnGetTrNodes( oSettings );			nTds = [];			for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )			{				for ( j=0, jLen=nTrs[i].childNodes.length ; j<jLen ; j++ )				{					nTd = nTrs[i].childNodes[j];					if ( nTd.nodeName.toUpperCase() == "TD" )					{						nTds.push( nTd );					}				}			}						/* Sanity check */			if ( nTds.length != nTrs.length * oSettings.aoColumns.length )			{				_fnLog( oSettings, 1, "Unexpected number of TD elements. Expected "+					(nTrs.length * oSettings.aoColumns.length)+" and got "+nTds.length+". DataTables does "+					"not support rowspan / colspan in the table body, and there must be one cell for each "+					"row/column combination." );			}						/* Now process by column */			for ( iColumn=0, iColumns=oSettings.aoColumns.length ; iColumn<iColumns ; iColumn++ )			{				/* Get the title of the column - unless there is a user set one */				if ( oSettings.aoColumns[iColumn].sTitle === null )				{					oSettings.aoColumns[iColumn].sTitle = oSettings.aoColumns[iColumn].nTh.innerHTML;				}								var					bAutoType = oSettings.aoColumns[iColumn]._bAutoType,					bRender = typeof oSettings.aoColumns[iColumn].fnRender == 'function',					bClass = oSettings.aoColumns[iColumn].sClass !== null,					bVisible = oSettings.aoColumns[iColumn].bVisible,					nCell, sThisType, sRendered;								/* A single loop to rule them all (and be more efficient) */				if ( bAutoType || bRender || bClass || !bVisible )				{					for ( iRow=0, iRows=oSettings.aoData.length ; iRow<iRows ; iRow++ )					{						nCell = nTds[ (iRow*iColumns) + iColumn ];												/* Type detection */						if ( bAutoType )						{							if ( oSettings.aoColumns[iColumn].sType != 'string' )							{								sThisType = _fnDetectType( oSettings.aoData[iRow]._aData[iColumn] );								if ( oSettings.aoColumns[iColumn].sType === null )								{									oSettings.aoColumns[iColumn].sType = sThisType;								}								else if ( oSettings.aoColumns[iColumn].sType != sThisType )								{									/* String is always the 'fallback' option */									oSettings.aoColumns[iColumn].sType = 'string';								}							}						}												/* Rendering */						if ( bRender )						{							sRendered = oSettings.aoColumns[iColumn].fnRender( {									"iDataRow": iRow,									"iDataColumn": iColumn,									"aData": oSettings.aoData[iRow]._aData,									"oSettings": oSettings								} );							nCell.innerHTML = sRendered;							if ( oSettings.aoColumns[iColumn].bUseRendered )							{								/* Use the rendered data for filtering/sorting */								oSettings.aoData[iRow]._aData[iColumn] = sRendered;							}						}												/* Classes */						if ( bClass )						{							nCell.className += ' '+oSettings.aoColumns[iColumn].sClass;						}												/* Column visability */						if ( !bVisible )						{							oSettings.aoData[iRow]._anHidden[iColumn] = nCell;							nCell.parentNode.removeChild( nCell );						}					}				}			}		}								/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Drawing functions		 */				/*		 * Function: _fnDrawHead		 * Purpose:  Create the HTML header for the table		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnDrawHead( oSettings )		{			var i, nTh, iLen, j, jLen;			var iThs = oSettings.nTHead.getElementsByTagName('th').length;			var iCorrector = 0;						/* If there is a header in place - then use it - otherwise it's going to get nuked... */			if ( iThs !== 0 )			{				/* We've got a thead from the DOM, so remove hidden columns and apply width to vis cols */				for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )				{					nTh = oSettings.aoColumns[i].nTh;										if ( oSettings.aoColumns[i].bVisible )					{						/* Set the title of the column if it is user defined (not what was auto detected) */						if ( oSettings.aoColumns[i].sTitle != nTh.innerHTML )						{							nTh.innerHTML = oSettings.aoColumns[i].sTitle;						}					}					else					{						nTh.parentNode.removeChild( nTh );						iCorrector++;					}				}			}			else			{				/* We don't have a header in the DOM - so we are going to have to create one */				var nTr = document.createElement( "tr" );								for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )				{					nTh = oSettings.aoColumns[i].nTh;					nTh.innerHTML = oSettings.aoColumns[i].sTitle;										if ( oSettings.aoColumns[i].bVisible )					{						if ( oSettings.aoColumns[i].sClass !== null )						{							nTh.className = oSettings.aoColumns[i].sClass;						}												nTr.appendChild( nTh );					}				}				$(oSettings.nTHead).html( '' )[0].appendChild( nTr );			}						/* Add the extra markup needed by jQuery UI's themes */			if ( oSettings.bJUI )			{				for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )				{					nTh = oSettings.aoColumns[i].nTh;										var nDiv = document.createElement('div');					nDiv.className = oSettings.oClasses.sSortJUIWrapper;					$(nTh).contents().appendTo(nDiv);										nDiv.appendChild( document.createElement('span') );					nTh.appendChild( nDiv );				}			}						/* Add sort listener */			var fnNoSelect = function (e) {				this.onselectstart = function() { return false; };				return false;			};						if ( oSettings.oFeatures.bSort )			{				for ( i=0 ; i<oSettings.aoColumns.length ; i++ )				{					if ( oSettings.aoColumns[i].bSortable !== false )					{						_fnSortAttachListener( oSettings, oSettings.aoColumns[i].nTh, i );												/* Take the brutal approach to cancelling text selection in header */						$(oSettings.aoColumns[i].nTh).mousedown( fnNoSelect );					}					else					{						$(oSettings.aoColumns[i].nTh).addClass( oSettings.oClasses.sSortableNone );					}				}			}						/* Cache the footer elements */			if ( oSettings.nTFoot !== null )			{				iCorrector = 0;				var nTfs = oSettings.nTFoot.getElementsByTagName('th');				for ( i=0, iLen=nTfs.length ; i<iLen ; i++ )				{					if ( typeof oSettings.aoColumns[i] != 'undefined' )					{						oSettings.aoColumns[i].nTf = nTfs[i-iCorrector];												if ( oSettings.oClasses.sFooterTH !== "" )						{							oSettings.aoColumns[i].nTf.className += " "+oSettings.oClasses.sFooterTH;						}												if ( !oSettings.aoColumns[i].bVisible )						{							nTfs[i-iCorrector].parentNode.removeChild( nTfs[i-iCorrector] );							iCorrector++;						}					}				}			}		}				/*		 * Function: _fnDraw		 * Purpose:  Insert the required TR nodes into the table for display		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnDraw( oSettings )		{			var i, iLen;			var anRows = [];			var iRowCount = 0;			var bRowError = false;			var iStrips = oSettings.asStripClasses.length;			var iOpenRows = oSettings.aoOpenRows.length;						oSettings.bDrawing = true;						/* Check and see if we have an initial draw position from state saving */			if ( typeof oSettings.iInitDisplayStart != 'undefined' && oSettings.iInitDisplayStart != -1 )			{				if ( oSettings.oFeatures.bServerSide )				{					oSettings._iDisplayStart = oSettings.iInitDisplayStart;				}				else				{					oSettings._iDisplayStart = (oSettings.iInitDisplayStart >= oSettings.fnRecordsDisplay()) ?						0 : oSettings.iInitDisplayStart;				}				oSettings.iInitDisplayStart = -1;				_fnCalculateEnd( oSettings );			}						/* If we are dealing with Ajax - do it here */			if ( oSettings.oFeatures.bServerSide && 			     !_fnAjaxUpdate( oSettings ) )			{				return;			}			else if ( !oSettings.oFeatures.bServerSide )			{				oSettings.iDraw++;			}						if ( oSettings.aiDisplay.length !== 0 )			{				var iStart = oSettings._iDisplayStart;				var iEnd = oSettings._iDisplayEnd;								if ( oSettings.oFeatures.bServerSide )				{					iStart = 0;					iEnd = oSettings.aoData.length;				}								for ( var j=iStart ; j<iEnd ; j++ )				{					var aoData = oSettings.aoData[ oSettings.aiDisplay[j] ];					var nRow = aoData.nTr;										/* Remove the old stripping classes and then add the new one */					if ( iStrips !== 0 )					{						var sStrip = oSettings.asStripClasses[ iRowCount % iStrips ];						if ( aoData._sRowStripe != sStrip )						{							$(nRow).removeClass( aoData._sRowStripe ).addClass( sStrip );							aoData._sRowStripe = sStrip;						}					}										/* Custom row callback function - might want to manipule the row */					if ( typeof oSettings.fnRowCallback == "function" )					{						nRow = oSettings.fnRowCallback.call( oSettings.oInstance, nRow, 							oSettings.aoData[ oSettings.aiDisplay[j] ]._aData, iRowCount, j );						if ( !nRow && !bRowError )						{							_fnLog( oSettings, 0, "A node was not returned by fnRowCallback" );							bRowError = true;						}					}										anRows.push( nRow );					iRowCount++;										/* If there is an open row - and it is attached to this parent - attach it on redraw */					if ( iOpenRows !== 0 )					{						for ( var k=0 ; k<iOpenRows ; k++ )						{							if ( nRow == oSettings.aoOpenRows[k].nParent )							{								anRows.push( oSettings.aoOpenRows[k].nTr );							}						}					}				}			}			else			{				/* Table is empty - create a row with an empty message in it */				anRows[ 0 ] = document.createElement( 'tr' );								if ( typeof oSettings.asStripClasses[0] != 'undefined' )				{					anRows[ 0 ].className = oSettings.asStripClasses[0];				}								var nTd = document.createElement( 'td' );				nTd.setAttribute( 'valign', "top" );				nTd.colSpan = _fnVisbleColumns( oSettings );				nTd.className = oSettings.oClasses.sRowEmpty;				if ( typeof oSettings.oLanguage.sEmptyTable != 'undefined' &&				     oSettings.fnRecordsTotal() === 0 )				{					nTd.innerHTML = oSettings.oLanguage.sEmptyTable;				}				else				{					nTd.innerHTML = oSettings.oLanguage.sZeroRecords.replace(						'_MAX_', oSettings.fnFormatNumber(oSettings.fnRecordsTotal()) );				}								anRows[ iRowCount ].appendChild( nTd );			}						/* Callback the header and footer custom funcation if there is one */			if ( typeof oSettings.fnHeaderCallback == 'function' )			{				oSettings.fnHeaderCallback.call( oSettings.oInstance, $('>tr', oSettings.nTHead)[0], 					_fnGetDataMaster( oSettings ), oSettings._iDisplayStart, oSettings.fnDisplayEnd(),					oSettings.aiDisplay );			}						if ( typeof oSettings.fnFooterCallback == 'function' )			{				oSettings.fnFooterCallback.call( oSettings.oInstance, $('>tr', oSettings.nTFoot)[0], 					_fnGetDataMaster( oSettings ), oSettings._iDisplayStart, oSettings.fnDisplayEnd(),					oSettings.aiDisplay );			}						/* 			 * Need to remove any old row from the display - note we can't just empty the tbody using			 * $().html('') since this will unbind the jQuery event handlers (even although the node 			 * still exists!) - equally we can't use innerHTML, since IE throws an exception.			 */			var				nAddFrag = document.createDocumentFragment(),				nRemoveFrag = document.createDocumentFragment(),				nBodyPar, nTrs;						if ( oSettings.nTBody )			{				nBodyPar = oSettings.nTBody.parentNode;				nRemoveFrag.appendChild( oSettings.nTBody );								/* When doing infinite scrolling, only remove child rows when sorting, filtering or start				 * up. When not infinite scroll, always do it.				 */				if ( !oSettings.oScroll.bInfinite || !oSettings._bInitComplete ||				 	oSettings.bSorted || oSettings.bFiltered )				{					nTrs = oSettings.nTBody.childNodes;					for ( i=nTrs.length-1 ; i>=0 ; i-- )					{						nTrs[i].parentNode.removeChild( nTrs[i] );					}				}								/* Put the draw table into the dom */				for ( i=0, iLen=anRows.length ; i<iLen ; i++ )				{					nAddFrag.appendChild( anRows[i] );				}								oSettings.nTBody.appendChild( nAddFrag );				if ( nBodyPar !== null )				{					nBodyPar.appendChild( oSettings.nTBody );				}			}						/* Call all required callback functions for the end of a draw */			for ( i=0, iLen=oSettings.aoDrawCallback.length ; i<iLen ; i++ )			{				oSettings.aoDrawCallback[i].fn.call( oSettings.oInstance, oSettings );			}						/* Draw is complete, sorting and filtering must be as well */			oSettings.bSorted = false;			oSettings.bFiltered = false;			oSettings.bDrawing = false;							/* On first draw, initilaisation is now complete */			if ( typeof oSettings._bInitComplete == "undefined" )			{				oSettings._bInitComplete = true;								if ( typeof oSettings.fnInitComplete == 'function' &&					   (oSettings.oFeatures.bServerSide || oSettings.sAjaxSource === null) )				{					oSettings.fnInitComplete.call( oSettings.oInstance, oSettings );				}			}		}				/*		 * Function: _fnReDraw		 * Purpose:  Redraw the table - taking account of the various features which are enabled		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnReDraw( oSettings )		{			if ( oSettings.oFeatures.bSort )			{				/* Sorting will refilter and draw for us */				_fnSort( oSettings, oSettings.oPreviousSearch );			}			else if ( oSettings.oFeatures.bFilter )			{				/* Filtering will redraw for us */				_fnFilterComplete( oSettings, oSettings.oPreviousSearch );			}			else			{				_fnCalculateEnd( oSettings );				_fnDraw( oSettings );			}		}				/*		 * Function: _fnAjaxUpdate		 * Purpose:  Update the table using an Ajax call		 * Returns:  bool: block the table drawing or not		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnAjaxUpdate( oSettings )		{			if ( oSettings.bAjaxDataGet )			{				_fnProcessingDisplay( oSettings, true );				var iColumns = oSettings.aoColumns.length;				var aoData = [];				var i;								/* Paging and general */				oSettings.iDraw++;				aoData.push( { "name": "sEcho",          "value": oSettings.iDraw } );				aoData.push( { "name": "iColumns",       "value": iColumns } );				aoData.push( { "name": "sColumns",       "value": _fnColumnOrdering(oSettings) } );				aoData.push( { "name": "iDisplayStart",  "value": oSettings._iDisplayStart } );				aoData.push( { "name": "iDisplayLength", "value": oSettings.oFeatures.bPaginate !== false ?					oSettings._iDisplayLength : -1 } );								/* Filtering */				if ( oSettings.oFeatures.bFilter !== false )				{					aoData.push( { "name": "sSearch", "value": oSettings.oPreviousSearch.sSearch } );					aoData.push( { "name": "bRegex",  "value": oSettings.oPreviousSearch.bRegex } );					for ( i=0 ; i<iColumns ; i++ )					{						aoData.push( { "name": "sSearch_"+i,     "value": oSettings.aoPreSearchCols[i].sSearch } );						aoData.push( { "name": "bRegex_"+i,      "value": oSettings.aoPreSearchCols[i].bRegex } );						aoData.push( { "name": "bSearchable_"+i, "value": oSettings.aoColumns[i].bSearchable } );					}				}								/* Sorting */				if ( oSettings.oFeatures.bSort !== false )				{					var iFixed = oSettings.aaSortingFixed !== null ? oSettings.aaSortingFixed.length : 0;					var iUser = oSettings.aaSorting.length;					aoData.push( { "name": "iSortingCols",   "value": iFixed+iUser } );					for ( i=0 ; i<iFixed ; i++ )					{						aoData.push( { "name": "iSortCol_"+i,  "value": oSettings.aaSortingFixed[i][0] } );						aoData.push( { "name": "sSortDir_"+i,  "value": oSettings.aaSortingFixed[i][1] } );					}										for ( i=0 ; i<iUser ; i++ )					{						aoData.push( { "name": "iSortCol_"+(i+iFixed),  "value": oSettings.aaSorting[i][0] } );						aoData.push( { "name": "sSortDir_"+(i+iFixed),  "value": oSettings.aaSorting[i][1] } );					}										for ( i=0 ; i<iColumns ; i++ )					{						aoData.push( { "name": "bSortable_"+i,  "value": oSettings.aoColumns[i].bSortable } );					}				}								oSettings.fnServerData.call( oSettings.oInstance, oSettings.sAjaxSource, aoData,					function(json) {						_fnAjaxUpdateDraw( oSettings, json );					} );				return false;			}			else			{				return true;			}		}				/*		 * Function: _fnAjaxUpdateDraw		 * Purpose:  Data the data from the server (nuking the old) and redraw the table		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           object:json - json data return from the server.		 *             The following must be defined:		 *               iTotalRecords, iTotalDisplayRecords, aaData		 *             The following may be defined:		 *               sColumns		 */		function _fnAjaxUpdateDraw ( oSettings, json )		{			if ( typeof json.sEcho != 'undefined' )			{				/* Protect against old returns over-writing a new one. Possible when you get				 * very fast interaction, and later queires are completed much faster				 */				if ( json.sEcho*1 < oSettings.iDraw )				{					return;				}				else				{					oSettings.iDraw = json.sEcho * 1;				}			}						if ( !oSettings.oScroll.bInfinite ||				   (oSettings.oScroll.bInfinite && (oSettings.bSorted || oSettings.bFiltered)) )			{				_fnClearTable( oSettings );			}			oSettings._iRecordsTotal = json.iTotalRecords;			oSettings._iRecordsDisplay = json.iTotalDisplayRecords;						/* Determine if reordering is required */			var sOrdering = _fnColumnOrdering(oSettings);			var bReOrder = (typeof json.sColumns != 'undefined' && sOrdering !== "" && json.sColumns != sOrdering );			if ( bReOrder )			{				var aiIndex = _fnReOrderIndex( oSettings, json.sColumns );			}						for ( var i=0, iLen=json.aaData.length ; i<iLen ; i++ )			{				if ( bReOrder )				{					/* If we need to re-order, then create a new array with the correct order and add it */					var aData = [];					for ( var j=0, jLen=oSettings.aoColumns.length ; j<jLen ; j++ )					{						aData.push( json.aaData[i][ aiIndex[j] ] );					}					_fnAddData( oSettings, aData );				}				else				{					/* No re-order required, sever got it "right" - just straight add */					_fnAddData( oSettings, json.aaData[i] );				}			}			oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();						oSettings.bAjaxDataGet = false;			_fnDraw( oSettings );			oSettings.bAjaxDataGet = true;			_fnProcessingDisplay( oSettings, false );		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Options (features) HTML		 */				/*		 * Function: _fnAddOptionsHtml		 * Purpose:  Add the options to the page HTML for the table		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnAddOptionsHtml ( oSettings )		{			/*			 * Create a temporary, empty, div which we can later on replace with what we have generated			 * we do it this way to rendering the 'options' html offline - speed :-)			 */			var nHolding = document.createElement( 'div' );			oSettings.nTable.parentNode.insertBefore( nHolding, oSettings.nTable );						/* 			 * All DataTables are wrapped in a div - this is not currently optional - backwards 			 * compatability. It can be removed if you don't want it.			 */			oSettings.nTableWrapper = document.createElement( 'div' );			oSettings.nTableWrapper.className = oSettings.oClasses.sWrapper;			if ( oSettings.sTableId !== '' )			{				oSettings.nTableWrapper.setAttribute( 'id', oSettings.sTableId+'_wrapper' );			}						/* Track where we want to insert the option */			var nInsertNode = oSettings.nTableWrapper;						/* Loop over the user set positioning and place the elements as needed */			var aDom = oSettings.sDom.split('');			var nTmp, iPushFeature, cOption, nNewNode, cNext, sAttr, j;			for ( var i=0 ; i<aDom.length ; i++ )			{				iPushFeature = 0;				cOption = aDom[i];								if ( cOption == '<' )				{					/* New container div */					nNewNode = document.createElement( 'div' );										/* Check to see if we should append an id and/or a class name to the container */					cNext = aDom[i+1];					if ( cNext == "'" || cNext == '"' )					{						sAttr = "";						j = 2;						while ( aDom[i+j] != cNext )						{							sAttr += aDom[i+j];							j++;						}												/* Replace jQuery UI constants */						if ( sAttr == "H" )						{							sAttr = "fg-toolbar ui-toolbar ui-widget-header ui-corner-tl ui-corner-tr ui-helper-clearfix";						}						else if ( sAttr == "F" )						{							sAttr = "fg-toolbar ui-toolbar ui-widget-header ui-corner-bl ui-corner-br ui-helper-clearfix";						}												/* The attribute can be in the format of "#id.class", "#id" or "class" This logic
						 * breaks the string into parts and applies them as needed						 */						if ( sAttr.indexOf('.') != -1 )						{							var aSplit = sAttr.split('.');							nNewNode.setAttribute('id', aSplit[0].substr(1, aSplit[0].length-1) );							nNewNode.className = aSplit[1];						}						else if ( sAttr.charAt(0) == "#" )						{							nNewNode.setAttribute('id', sAttr.substr(1, sAttr.length-1) );						}						else						{							nNewNode.className = sAttr;						}												i += j; /* Move along the position array */					}										nInsertNode.appendChild( nNewNode );					nInsertNode = nNewNode;				}				else if ( cOption == '>' )				{					/* End container div */					nInsertNode = nInsertNode.parentNode;				}				else if ( cOption == 'l' && oSettings.oFeatures.bPaginate && oSettings.oFeatures.bLengthChange )				{					/* Length */					nTmp = _fnFeatureHtmlLength( oSettings );					iPushFeature = 1;				}				else if ( cOption == 'f' && oSettings.oFeatures.bFilter )				{					/* Filter */					nTmp = _fnFeatureHtmlFilter( oSettings );					iPushFeature = 1;				}				else if ( cOption == 'r' && oSettings.oFeatures.bProcessing )				{					/* pRocessing */					nTmp = _fnFeatureHtmlProcessing( oSettings );					iPushFeature = 1;				}				else if ( cOption == 't' )				{					/* Table */					nTmp = _fnFeatureHtmlTable( oSettings );					iPushFeature = 1;				}				else if ( cOption ==  'i' && oSettings.oFeatures.bInfo )				{					/* Info */					nTmp = _fnFeatureHtmlInfo( oSettings );					iPushFeature = 1;				}				else if ( cOption == 'p' && oSettings.oFeatures.bPaginate )				{					/* Pagination */					nTmp = _fnFeatureHtmlPaginate( oSettings );					iPushFeature = 1;				}				else if ( _oExt.aoFeatures.length !== 0 )				{					/* Plug-in features */					var aoFeatures = _oExt.aoFeatures;					for ( var k=0, kLen=aoFeatures.length ; k<kLen ; k++ )					{						if ( cOption == aoFeatures[k].cFeature )						{							nTmp = aoFeatures[k].fnInit( oSettings );							if ( nTmp )							{								iPushFeature = 1;							}							break;						}					}				}								/* Add to the 2D features array */				if ( iPushFeature == 1 && nTmp !== null )				{					if ( typeof oSettings.aanFeatures[cOption] != 'object' )					{						oSettings.aanFeatures[cOption] = [];					}					oSettings.aanFeatures[cOption].push( nTmp );					nInsertNode.appendChild( nTmp );				}			}						/* Built our DOM structure - replace the holding div with what we want */			nHolding.parentNode.replaceChild( oSettings.nTableWrapper, nHolding );		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Feature: Filtering		 */				/*		 * Function: _fnFeatureHtmlTable		 * Purpose:  Add any control elements for the table - specifically scrolling		 * Returns:  node: - Node to add to the DOM		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnFeatureHtmlTable ( oSettings )		{			/* Chack if scrolling is enabled or not - if not then leave the DOM unaltered */			if ( oSettings.oScroll.sX === "" && oSettings.oScroll.sY === "" )			{				return oSettings.nTable;			}						/*			 * The HTML structure that we want to generate in this function is:			 *  div - nScroller			 *    div - nScrollHead			 *      div - nScrollHeadInner			 *        table - nScrollHeadTable			 *          thead - nThead			 *    div - nScrollBody			 *      table - oSettings.nTable			 *        thead - nTheadSize			 *        tbody - nTbody			 *    div - nScrollFoot			 *      div - nScrollFootInner			 *        table - nScrollFootTable			 *          tfoot - nTfoot			 */			var			 	nScroller = document.createElement('div'),			 	nScrollHead = document.createElement('div'),			 	nScrollHeadInner = document.createElement('div'),			 	nScrollBody = document.createElement('div'),			 	nScrollFoot = document.createElement('div'),			 	nScrollFootInner = document.createElement('div'),			 	nScrollHeadTable = oSettings.nTable.cloneNode(false),			 	nScrollFootTable = oSettings.nTable.cloneNode(false),				nThead = oSettings.nTable.getElementsByTagName('thead')[0],			 	nTfoot = oSettings.nTable.getElementsByTagName('tfoot').length === 0 ? null : 					oSettings.nTable.getElementsByTagName('tfoot')[0],				oClasses = (typeof oInit.bJQueryUI != 'undefined' && oInit.bJQueryUI) ?			 		_oExt.oJUIClasses : _oExt.oStdClasses;						nScrollHead.appendChild( nScrollHeadInner );			nScrollFoot.appendChild( nScrollFootInner );			nScrollBody.appendChild( oSettings.nTable );			nScroller.appendChild( nScrollHead );			nScroller.appendChild( nScrollBody );			nScrollHeadInner.appendChild( nScrollHeadTable );			nScrollHeadTable.appendChild( nThead );			if ( nTfoot !== null )			{				nScroller.appendChild( nScrollFoot );				nScrollFootInner.appendChild( nScrollFootTable );				nScrollFootTable.appendChild( nTfoot );			}						nScroller.className = oClasses.sScrollWrapper;			nScrollHead.className = oClasses.sScrollHead;			nScrollHeadInner.className = oClasses.sScrollHeadInner;			nScrollBody.className = oClasses.sScrollBody;			nScrollFoot.className = oClasses.sScrollFoot;			nScrollFootInner.className = oClasses.sScrollFootInner;						nScrollHead.style.overflow = "hidden";			nScrollFoot.style.overflow = "hidden";			nScrollBody.style.overflow = "auto";			nScrollHead.style.border = "0";			nScrollFoot.style.border = "0";			nScrollHeadInner.style.width = "150%"; /* will be overwritten */						/* Modify attributes to respect the clones */			nScrollHeadTable.removeAttribute('id');			nScrollHeadTable.style.marginLeft = "0";			oSettings.nTable.style.marginLeft = "0";			if ( nTfoot !== null )			{				nScrollFootTable.removeAttribute('id');				nScrollFootTable.style.marginLeft = "0";			}						/* Move any caption elements from the body to the header */			var nCaptions = $('>caption', oSettings.nTable);			for ( var i=0, iLen=nCaptions.length ; i<iLen ; i++ )			{				nScrollHeadTable.appendChild( nCaptions[i] );			}						/*			 * Sizing			 */			/* When xscrolling add the width and a scroller to move the header with the body */			if ( oSettings.oScroll.sX !== "" )			{				nScrollHead.style.width = _fnStringToCss( oSettings.oScroll.sX );				nScrollBody.style.width = _fnStringToCss( oSettings.oScroll.sX );								if ( nTfoot !== null )				{					nScrollFoot.style.width = _fnStringToCss( oSettings.oScroll.sX );					}								/* When the body is scrolled, then we also want to scroll the headers */				$(nScrollBody).scroll( function (e) {					nScrollHead.scrollLeft = this.scrollLeft;										if ( nTfoot !== null )					{						nScrollFoot.scrollLeft = this.scrollLeft;					}				} );			}						/* When yscrolling, add the height */			if ( oSettings.oScroll.sY !== "" )			{				nScrollBody.style.height = _fnStringToCss( oSettings.oScroll.sY );			}						/* Redraw - align columns across the tables */			oSettings.aoDrawCallback.push( {				"fn": _fnScrollDraw,				"sName": "scrolling"			} );						/* Infinite scrolling event handlers */			if ( oSettings.oScroll.bInfinite )			{				$(nScrollBody).scroll( function() {					/* Use a blocker to stop scrolling from loading more data while other data is still loading */					if ( !oSettings.bDrawing )					{						/* Check if we should load the next data set */						if ( $(this).scrollTop() + $(this).height() > 							$(oSettings.nTable).height() - oSettings.oScroll.iLoadGap )						{							/* Only do the redraw if we have to - we might be at the end of the data */							if ( oSettings.fnDisplayEnd() < oSettings.fnRecordsDisplay() )							{								_fnPageChange( oSettings, 'next' );								_fnCalculateEnd( oSettings );								_fnDraw( oSettings );							}						}					}				} );			}						oSettings.nScrollHead = nScrollHead;			oSettings.nScrollFoot = nScrollFoot;						return nScroller;		}				/*		 * Function: _fnScrollDraw		 * Purpose:  Update the various tables for resizing		 * Returns:  node: - Node to add to the DOM		 * Inputs:   object:o - dataTables settings object		 * Notes:    It's a bit of a pig this function, but basically the idea to:		 *   1. Re-create the table inside the scrolling div		 *   2. Take live measurements from the DOM		 *   3. Apply the measurements		 *   4. Clean up		 */		function _fnScrollDraw ( o )		{			var				nScrollHeadInner = o.nScrollHead.getElementsByTagName('div')[0],				nScrollHeadTable = nScrollHeadInner.getElementsByTagName('table')[0],				nScrollBody = o.nTable.parentNode,				i, iLen, j, jLen, anHeadToSize, anHeadSizers, anFootSizers, anFootToSize, oStyle, iVis,				iWidth, aApplied=[], iSanityWidth;						/*			 * 1. Re-create the table inside the scrolling div			 */						/* Remove the old minimised thead and tfoot elements in the inner table */			var nTheadSize = o.nTable.getElementsByTagName('thead');			if ( nTheadSize.length > 0 )			{				o.nTable.removeChild( nTheadSize[0] );			}						if ( o.nTFoot !== null )			{				/* Remove the old minimised footer element in the cloned header */				var nTfootSize = o.nTable.getElementsByTagName('tfoot');				if ( nTfootSize.length > 0 )				{					o.nTable.removeChild( nTfootSize[0] );				}			}						/* Clone the current header and footer elements and then place it into the inner table */			nTheadSize = o.nTHead.cloneNode(true);			o.nTable.insertBefore( nTheadSize, o.nTable.childNodes[0] );						if ( o.nTFoot !== null )			{				nTfootSize = o.nTFoot.cloneNode(true);				o.nTable.insertBefore( nTfootSize, o.nTable.childNodes[1] );			}						/*			 * 2. Take live measurements from the DOM - do not alter the DOM itself!			 */			
			/* Remove old sizing and apply the calculated column widths			 * Get the unique column headers in the newly created (cloned) header. We want to apply the			 * calclated sizes to this header			 */			var nThs = _fnGetUniqueThs( nTheadSize );			for ( i=0, iLen=nThs.length ; i<iLen ; i++ )			{				iVis = _fnVisibleToColumnIndex( o, i );				nThs[i].style.width = o.aoColumns[iVis].sWidth;			}						if ( o.nTFoot !== null )			{				_fnApplyToChildren( function(n) {					n.style.width = "";				}, nTfootSize.getElementsByTagName('tr') );			}						/* Size the table as a whole */			iSanityWidth = $(o.nTable).outerWidth();			if ( o.oScroll.sX === "" )			{				/* No x scrolling */				o.nTable.style.width = "100%";								/* I know this is rubbish - but IE7 will make the width of the table when 100% include				 * the scrollbar - which is shouldn't. This needs feature detection in future - to do				 */				if ( $.browser.msie && $.browser.version <= 7 )				{					o.nTable.style.width = _fnStringToCss( $(o.nTable).outerWidth()-o.oScroll.iBarWidth );				}			}			else			{				if ( o.oScroll.sXInner !== "" )				{					/* x scroll inner has been given - use it */					o.nTable.style.width = _fnStringToCss(o.oScroll.sXInner);				}				else if ( iSanityWidth == $(nScrollBody).width() &&				   $(nScrollBody).height() < $(o.nTable).height() )				{					/* There is y-scrolling - try to take account of the y scroll bar */					o.nTable.style.width = _fnStringToCss( iSanityWidth-o.oScroll.iBarWidth );					if ( $(o.nTable).outerWidth() > iSanityWidth-o.oScroll.iBarWidth )					{						/* Not possible to take account of it */						o.nTable.style.width = _fnStringToCss( iSanityWidth );					}				}				else				{					/* All else fails */					o.nTable.style.width = _fnStringToCss( iSanityWidth );				}			}						/* Recalculate the sanity width - now that we've applied the required width, before it was			 * a temporary variable. This is required because the column width calculation is done			 * before this table DOM is created.			 */			iSanityWidth = $(o.nTable).outerWidth();						/* We want the hidden header to have zero height, so remove padding and borders. Then			 * set the width based on the real headers			 */			anHeadToSize = o.nTHead.getElementsByTagName('tr');			anHeadSizers = nTheadSize.getElementsByTagName('tr');						_fnApplyToChildren( function(nSizer, nToSize) {				oStyle = nSizer.style;				oStyle.paddingTop = "0";				oStyle.paddingBottom = "0";				oStyle.borderTopWidth = "0";				oStyle.borderBottomWidth = "0";				oStyle.height = 0;								iWidth = $(nSizer).width();				nToSize.style.width = _fnStringToCss( iWidth );				aApplied.push( iWidth );			}, anHeadSizers, anHeadToSize );			$(anHeadSizers).height(0);						if ( o.nTFoot !== null )			{				/* Clone the current footer and then place it into the body table as a "hidden header" */				anFootSizers = nTfootSize.getElementsByTagName('tr');				anFootToSize = o.nTFoot.getElementsByTagName('tr');								_fnApplyToChildren( function(nSizer, nToSize) {					oStyle = nSizer.style;					oStyle.paddingTop = "0";					oStyle.paddingBottom = "0";					oStyle.borderTopWidth = "0";					oStyle.borderBottomWidth = "0";										iWidth = $(nSizer).width();					nToSize.style.width = _fnStringToCss( iWidth );					aApplied.push( iWidth );				}, anFootSizers, anFootToSize );				$(anFootSizers).height(0);			}						/*			 * 3. Apply the measurements			 */						/* "Hide" the header and footer that we used for the sizing. We want to also fix their width			 * to what they currently are			 */			_fnApplyToChildren( function(nSizer) {				nSizer.innerHTML = "";				nSizer.style.width = _fnStringToCss( aApplied.shift() );			}, anHeadSizers );						if ( o.nTFoot !== null )			{				_fnApplyToChildren( function(nSizer) {					nSizer.innerHTML = "";					nSizer.style.width = _fnStringToCss( aApplied.shift() );				}, anFootSizers );			}						/* Sanity check that the table is of a sensible width. If not then we are going to get			 * misalignment			 */			if ( $(o.nTable).outerWidth() < iSanityWidth )			{				if ( o.oScroll.sX === "" )				{					_fnLog( o, 1, "The table cannot fit into the current element which will cause column"+						" misalignment. It is suggested that you enable x-scrolling or increase the width"+						" the table has in which to be drawn" );				}				else if ( o.oScroll.sXInner !== "" )				{					_fnLog( o, 1, "The table cannot fit into the current element which will cause column"+						" misalignment. It is suggested that you increase the sScrollXInner property to"+						" allow it to draw in a larger area, or simply remove that parameter to allow"+						" automatic calculation" );				}			}									/*			 * 4. Clean up			 */						if ( o.oScroll.sY === "" )			{				/* IE7< puts a vertical scrollbar in place (when it shouldn't be) due to subtracting				 * the scrollbar height from the visible display, rather than adding it on. We need to				 * set the height in order to sort this. Don't want to do it in any other browsers.				 */				if ( $.browser.msie && $.browser.version <= 7 )				{					nScrollBody.style.height = _fnStringToCss( o.nTable.offsetHeight+o.oScroll.iBarWidth );				}			}						if ( o.oScroll.sY !== "" && o.oScroll.bCollapse )			{				nScrollBody.style.height = _fnStringToCss( o.oScroll.sY );								var iExtra = (o.oScroll.sX !== "" && o.nTable.offsetWidth > nScrollBody.offsetWidth) ?				 	o.oScroll.iBarWidth : 0;				if ( o.nTable.offsetHeight < nScrollBody.offsetHeight )				{					nScrollBody.style.height = _fnStringToCss( $(o.nTable).height()+iExtra );				}			}						/* Finally set the width's of the header and footer tables */			nScrollHeadTable.style.width = _fnStringToCss( $(o.nTable).outerWidth() );			nScrollHeadInner.style.width = _fnStringToCss( $(o.nTable).outerWidth()+o.oScroll.iBarWidth );						if ( o.nTFoot !== null )			{				var					nScrollFootInner = o.nScrollFoot.getElementsByTagName('div')[0],					nScrollFootTable = nScrollFootInner.getElementsByTagName('table')[0];								nScrollFootInner.style.width = _fnStringToCss( o.nTable.offsetWidth+o.oScroll.iBarWidth );				nScrollFootTable.style.width = _fnStringToCss( o.nTable.offsetWidth );			}						/* If sorting or filtering has occured, jump the scrolling back to the top */			if ( o.bSorted || o.bFiltered )			{				nScrollBody.scrollTop = 0;			}		}				/*		 * Function: _fnAjustColumnSizing		 * Purpose:  Ajust the table column widths for new data		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 * Notes:    You would probably want to do a redraw after calling this function!		 */		function _fnAjustColumnSizing ( oSettings )		{			/* Not interested in doing column width calculation if autowidth is disabled */			if ( oSettings.oFeatures.bAutoWidth === false )			{				return false;			}						_fnCalculateColumnWidths( oSettings );			for ( var i=0 , iLen=oSettings.aoColumns.length ; i<iLen ; i++ )			{				oSettings.aoColumns[i].nTh.style.width = oSettings.aoColumns[i].sWidth;			}		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Feature: Filtering		 */				/*		 * Function: _fnFeatureHtmlFilter		 * Purpose:  Generate the node required for filtering text		 * Returns:  node		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnFeatureHtmlFilter ( oSettings )		{			var nFilter = document.createElement( 'div' );			if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.f == "undefined" )			{				nFilter.setAttribute( 'id', oSettings.sTableId+'_filter' );			}			nFilter.className = oSettings.oClasses.sFilter;			var sSpace = oSettings.oLanguage.sSearch==="" ? "" : " ";			nFilter.innerHTML = oSettings.oLanguage.sSearch+sSpace+'<input type="text" />';						var jqFilter = $("input", nFilter);			jqFilter.val( oSettings.oPreviousSearch.sSearch.replace('"','&quot;') );			jqFilter.keyup( function(e) {				/* Update all other filter input elements for the new display */				var n = oSettings.aanFeatures.f;				for ( var i=0, iLen=n.length ; i<iLen ; i++ )				{					if ( n[i] != this.parentNode )					{						$('input', n[i]).val( this.value );					}				}								/* Now do the filter */				_fnFilterComplete( oSettings, { 					"sSearch": this.value, 					"bRegex":  oSettings.oPreviousSearch.bRegex,					"bSmart":  oSettings.oPreviousSearch.bSmart 				} );			} );						jqFilter.keypress( function(e) {				/* Prevent default */				if ( e.keyCode == 13 )				{					return false;				}			} );						return nFilter;		}				/*		 * Function: _fnFilterComplete		 * Purpose:  Filter the table using both the global filter and column based filtering		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           object:oSearch: search information		 *           int:iForce - optional - force a research of the master array (1) or not (undefined or 0)		 */		function _fnFilterComplete ( oSettings, oInput, iForce )		{			/* Filter on everything */			_fnFilter( oSettings, oInput.sSearch, iForce, oInput.bRegex, oInput.bSmart );						/* Now do the individual column filter */			for ( var i=0 ; i<oSettings.aoPreSearchCols.length ; i++ )			{				_fnFilterColumn( oSettings, oSettings.aoPreSearchCols[i].sSearch, i, 					oSettings.aoPreSearchCols[i].bRegex, oSettings.aoPreSearchCols[i].bSmart );			}						/* Custom filtering */			if ( _oExt.afnFiltering.length !== 0 )			{				_fnFilterCustom( oSettings );			}						/* Tell the draw function we have been filtering */			oSettings.bFiltered = true;						/* Redraw the table */			oSettings._iDisplayStart = 0;			_fnCalculateEnd( oSettings );			_fnDraw( oSettings );						/* Rebuild search array 'offline' */			_fnBuildSearchArray( oSettings, 0 );		}				/*		 * Function: _fnFilterCustom		 * Purpose:  Apply custom filtering functions		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnFilterCustom( oSettings )		{			var afnFilters = _oExt.afnFiltering;			for ( var i=0, iLen=afnFilters.length ; i<iLen ; i++ )			{				var iCorrector = 0;				for ( var j=0, jLen=oSettings.aiDisplay.length ; j<jLen ; j++ )				{					var iDisIndex = oSettings.aiDisplay[j-iCorrector];										/* Check if we should use this row based on the filtering function */					if ( !afnFilters[i]( oSettings, oSettings.aoData[iDisIndex]._aData, iDisIndex ) )					{						oSettings.aiDisplay.splice( j-iCorrector, 1 );						iCorrector++;					}				}			}		}				/*		 * Function: _fnFilterColumn		 * Purpose:  Filter the table on a per-column basis		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           string:sInput - string to filter on		 *           int:iColumn - column to filter		 *           bool:bRegex - treat search string as a regular expression or not		 *           bool:bSmart - use smart filtering or not		 */		function _fnFilterColumn ( oSettings, sInput, iColumn, bRegex, bSmart )		{			if ( sInput === "" )			{				return;			}						var iIndexCorrector = 0;			var rpSearch = _fnFilterCreateSearch( sInput, bRegex, bSmart );						for ( var i=oSettings.aiDisplay.length-1 ; i>=0 ; i-- )			{				var sData = _fnDataToSearch( oSettings.aoData[ oSettings.aiDisplay[i] ]._aData[iColumn],					oSettings.aoColumns[iColumn].sType );				if ( ! rpSearch.test( sData ) )				{					oSettings.aiDisplay.splice( i, 1 );					iIndexCorrector++;				}			}		}				/*		 * Function: _fnFilter		 * Purpose:  Filter the data table based on user input and draw the table		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           string:sInput - string to filter on		 *           int:iForce - optional - force a research of the master array (1) or not (undefined or 0)		 *           bool:bRegex - treat as a regular expression or not		 *           bool:bSmart - perform smart filtering or not		 */		function _fnFilter( oSettings, sInput, iForce, bRegex, bSmart )		{			var i;			var rpSearch = _fnFilterCreateSearch( sInput, bRegex, bSmart );						/* Check if we are forcing or not - optional parameter */			if ( typeof iForce == 'undefined' || iForce === null )			{				iForce = 0;			}						/* Need to take account of custom filtering functions - always filter */			if ( _oExt.afnFiltering.length !== 0 )			{				iForce = 1;			}						/*			 * If the input is blank - we want the full data set			 */			if ( sInput.length <= 0 )			{				oSettings.aiDisplay.splice( 0, oSettings.aiDisplay.length);				oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();			}			else			{				/*				 * We are starting a new search or the new search string is smaller 				 * then the old one (i.e. delete). Search from the master array			 	 */				if ( oSettings.aiDisplay.length == oSettings.aiDisplayMaster.length ||					   oSettings.oPreviousSearch.sSearch.length > sInput.length || iForce == 1 ||					   sInput.indexOf(oSettings.oPreviousSearch.sSearch) !== 0 )				{					/* Nuke the old display array - we are going to rebuild it */					oSettings.aiDisplay.splice( 0, oSettings.aiDisplay.length);										/* Force a rebuild of the search array */					_fnBuildSearchArray( oSettings, 1 );										/* Search through all records to populate the search array					 * The the oSettings.aiDisplayMaster and asDataSearch arrays have 1 to 1 					 * mapping					 */					for ( i=0 ; i<oSettings.aiDisplayMaster.length ; i++ )					{						if ( rpSearch.test(oSettings.asDataSearch[i]) )						{							oSettings.aiDisplay.push( oSettings.aiDisplayMaster[i] );						}					}			  }			  else				{			  	/* Using old search array - refine it - do it this way for speed			  	 * Don't have to search the whole master array again			 		 */			  	var iIndexCorrector = 0;			  				  	/* Search the current results */			  	for ( i=0 ; i<oSettings.asDataSearch.length ; i++ )					{			  		if ( ! rpSearch.test(oSettings.asDataSearch[i]) )						{			  			oSettings.aiDisplay.splice( i-iIndexCorrector, 1 );			  			iIndexCorrector++;			  		}			  	}			  }			}			oSettings.oPreviousSearch.sSearch = sInput;			oSettings.oPreviousSearch.bRegex = bRegex;			oSettings.oPreviousSearch.bSmart = bSmart;		}				/*		 * Function: _fnBuildSearchArray		 * Purpose:  Create an array which can be quickly search through		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           int:iMaster - use the master data array - optional		 */		function _fnBuildSearchArray ( oSettings, iMaster )		{			/* Clear out the old data */			oSettings.asDataSearch.splice( 0, oSettings.asDataSearch.length );						var nTmp = document.createElement('div');			var aArray = (typeof iMaster != 'undefined' && iMaster == 1) ?			 	oSettings.aiDisplayMaster : oSettings.aiDisplay;						for ( var i=0, iLen=aArray.length ; i<iLen ; i++ )			{				oSettings.asDataSearch[i] = '';				for ( var j=0, jLen=oSettings.aoColumns.length ; j<jLen ; j++ )				{					if ( oSettings.aoColumns[j].bSearchable )					{						var sData = oSettings.aoData[ aArray[i] ]._aData[j];						oSettings.asDataSearch[i] += _fnDataToSearch( sData, oSettings.aoColumns[j].sType )+'  ';					}				}								/* If it looks like there is an HTML entity in the string, attempt to decode it */				if ( oSettings.asDataSearch[i].indexOf('&') !== -1 )				{					nTmp.innerHTML = oSettings.asDataSearch[i];					oSettings.asDataSearch[i] = nTmp.textContent ? nTmp.textContent : nTmp.innerText;										/* IE and Opera appear to put an newline where there is a <br> tag - remove it */					oSettings.asDataSearch[i] = oSettings.asDataSearch[i].replace(/\n/g," ").replace(/\r/g,"");				}			}		}				/*		 * Function: _fnFilterCreateSearch		 * Purpose:  Build a regular expression object suitable for searching a table		 * Returns:  RegExp: - constructed object		 * Inputs:   string:sSearch - string to search for		 *           bool:bRegex - treat as a regular expression or not		 *           bool:bSmart - perform smart filtering or not		 */		function _fnFilterCreateSearch( sSearch, bRegex, bSmart )		{			var asSearch, sRegExpString;						if ( bSmart )			{				/* Generate the regular expression to use. Something along the lines of:				 * ^(?=.*?\bone\b)(?=.*?\btwo\b)(?=.*?\bthree\b).*$				 */				asSearch = bRegex ? sSearch.split( ' ' ) : _fnEscapeRegex( sSearch ).split( ' ' );				sRegExpString = '^(?=.*?'+asSearch.join( ')(?=.*?' )+').*$';				return new RegExp( sRegExpString, "i" );			}			else			{				sSearch = bRegex ? sSearch : _fnEscapeRegex( sSearch );				return new RegExp( sSearch, "i" );			}		}				/*		 * Function: _fnDataToSearch		 * Purpose:  Convert raw data into something that the user can search on		 * Returns:  string: - search string		 * Inputs:   string:sData - data to be modified		 *           string:sType - data type		 */		function _fnDataToSearch ( sData, sType )		{			if ( typeof _oExt.ofnSearch[sType] == "function" )			{				return _oExt.ofnSearch[sType]( sData );			}			else if ( sType == "html" )			{				return sData.replace(/\n/g," ").replace( /<.*?>/g, "" );			}			else if ( typeof sData == "string" )			{				return sData.replace(/\n/g," ");			}			return sData;		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Feature: Sorting		 */				/*	 	 * Function: _fnSort		 * Purpose:  Change the order of the table		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           bool:bApplyClasses - optional - should we apply classes or not		 * Notes:    We always sort the master array and then apply a filter again		 *   if it is needed. This probably isn't optimal - but atm I can't think		 *   of any other way which is (each has disadvantages). we want to sort aiDisplayMaster - 		 *   but according to aoData[]._aData		 */		function _fnSort ( oSettings, bApplyClasses )		{			var aaSort = [];			var oSort = _oExt.oSort;			var aoData = oSettings.aoData;			var iDataSort;			var iDataType;			var i, j, jLen;						/* No sorting required if server-side or no sorting array */			if ( !oSettings.oFeatures.bServerSide && 				(oSettings.aaSorting.length !== 0 || oSettings.aaSortingFixed !== null) )			{				if ( oSettings.aaSortingFixed !== null )				{					aaSort = oSettings.aaSortingFixed.concat( oSettings.aaSorting );				}				else				{					aaSort = oSettings.aaSorting.slice();				}								/* If there is a sorting data type, and a fuction belonging to it, then we need to				 * get the data from the developer's function and apply it for this column				 */				for ( i=0 ; i<aaSort.length ; i++ )				{					var iColumn = aaSort[i][0];					var iVisColumn = _fnColumnIndexToVisible( oSettings, iColumn );					var sDataType = oSettings.aoColumns[ iColumn ].sSortDataType;					if ( typeof _oExt.afnSortData[sDataType] != 'undefined' )					{						var aData = _oExt.afnSortData[sDataType]( oSettings, iColumn, iVisColumn );						for ( j=0, jLen=aoData.length ; j<jLen ; j++ )						{							aoData[j]._aData[iColumn] = aData[j];						}					}				}								/* DataTables offers two different methods for doing the 2D array sorting over multiple				 * columns. The first is to construct a function dynamically, and then evaluate and run				 * the function, while the second has no need for evalulation, but is a little bit slower.				 * This is used for environments which do not allow eval() for code execuation such as AIR				 */				if ( !window.runtime )				{					/* Dynamically created sorting function. Based on the information that we have, we can					 * create a sorting function as if it were specifically written for this sort. Here we					 * want to build a function something like (for two column sorting):					 *  fnLocalSorting = function(a,b){					 *  	var iTest;					 *  	iTest = oSort['string-asc']('data11', 'data12');					 *  	if (iTest === 0)					 *  		iTest = oSort['numeric-desc']('data21', 'data22');					 *  		if (iTest === 0)					 *  			return oSort['numeric-desc'](1,2);					 *  	return iTest;					 *  }					 * So basically we have a test for each column, and if that column matches, test the					 * next one. If all columns match, then we use a numeric sort on the position the two					 * row have in the original data array in order to provide a stable sort. In order to					 * get the position for the numeric stablisation, we need to take a clone of the current					 * display array and then get the position of the sorting value from that during the					 * sort.					 *					 * Note that for use with the Closure compiler, we need to be very careful how we deal 					 * with this eval. Closure will rename all of our local variables, resutling in breakage					 * if the variables in the eval don't also reflect this. For this reason, we need to use					 * 'this' to store the variables we need in the eval, so we can control them. A little					 * nasty, but well worth it for using Closure.					 */					this.ClosureDataTables = {						"fn": function(){},						"data": aoData,						"sort": _oExt.oSort,						"master": oSettings.aiDisplayMaster.slice()					};					var sDynamicSort = "this.ClosureDataTables.fn = function(a,b){"+						"var iTest, oSort=this.ClosureDataTables.sort, "+						"aoData=this.ClosureDataTables.data, "+						"aiOrig=this.ClosureDataTables.master;";										for ( i=0 ; i<aaSort.length-1 ; i++ )					{						iDataSort = oSettings.aoColumns[ aaSort[i][0] ].iDataSort;						iDataType = oSettings.aoColumns[ iDataSort ].sType;						sDynamicSort += "iTest = oSort['"+iDataType+"-"+aaSort[i][1]+"']"+							"( aoData[a]._aData["+iDataSort+"], aoData[b]._aData["+iDataSort+"] ); if ( iTest === 0 )";					}										if ( aaSort.length > 0 )					{						iDataSort = oSettings.aoColumns[ aaSort[aaSort.length-1][0] ].iDataSort;						iDataType = oSettings.aoColumns[ iDataSort ].sType;						sDynamicSort += "iTest = oSort['"+iDataType+"-"+aaSort[aaSort.length-1][1]+"']"+							"( aoData[a]._aData["+iDataSort+"], aoData[b]._aData["+iDataSort+"] );"+							"if (iTest===0) "+								"return oSort['numeric-asc'](jQuery.inArray(a,aiOrig), jQuery.inArray(b,aiOrig)); "+							"return iTest;}";												/* The eval has to be done to a variable for IE */						eval( sDynamicSort );						oSettings.aiDisplayMaster.sort( this.ClosureDataTables.fn );					}					this.ClosureDataTables = undefined;				}				else				{					/*					 * Non-eval() sorting (AIR and other environments which doesn't allow code in eval()					 * Note that for reasonable sized data sets this method is around 1.5 times slower than					 * the eval above (hence why it is not used all the time). Oddly enough, it is ever so					 * slightly faster for very small sets (presumably the eval has overhead).					 *   Single column (1083 records) - eval: 32mS   AIR: 38mS					 *   Two columns (1083 records) -   eval: 55mS   AIR: 66mS					 */										/* Build a cached array so the sort doesn't have to process this stuff on every call */					var aAirSort = [];					var iLen = aaSort.length;					for ( i=0 ; i<iLen ; i++ )					{						iDataSort = oSettings.aoColumns[ aaSort[i][0] ].iDataSort;						aAirSort.push( [							iDataSort,							oSettings.aoColumns[ iDataSort ].sType+'-'+aaSort[i][1]						] );					}										oSettings.aiDisplayMaster.sort( function (a,b) {						var iTest;						for ( var i=0 ; i<iLen ; i++ )						{							iTest = oSort[ aAirSort[i][1] ]( aoData[a]._aData[aAirSort[i][0]], aoData[b]._aData[aAirSort[i][0]] );							if ( iTest !== 0 )							{								return iTest;							}						}						return 0;					} );				}			}						/* Alter the sorting classes to take account of the changes */			if ( typeof bApplyClasses == 'undefined' || bApplyClasses )			{				_fnSortingClasses( oSettings );			}						/* Tell the draw function that we have sorted the data */			oSettings.bSorted = true;						/* Copy the master data into the draw array and re-draw */			if ( oSettings.oFeatures.bFilter )			{				/* _fnFilter() will redraw the table for us */				_fnFilterComplete( oSettings, oSettings.oPreviousSearch, 1 );			}			else			{				oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();				oSettings._iDisplayStart = 0; /* reset display back to page 0 */				_fnCalculateEnd( oSettings );				_fnDraw( oSettings );			}		}				/*		 * Function: _fnSortAttachListener		 * Purpose:  Attach a sort handler (click) to a node		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           node:nNode - node to attach the handler to		 *           int:iDataIndex - column sorting index		 *           function:fnCallback - callback function - optional		 */		function _fnSortAttachListener ( oSettings, nNode, iDataIndex, fnCallback )		{			$(nNode).click( function (e) {				/* If the column is not sortable - don't to anything */				if ( oSettings.aoColumns[iDataIndex].bSortable === false )				{					return;				}								/*				 * This is a little bit odd I admit... I declare a temporary function inside the scope of				 * _fnDrawHead and the click handler in order that the code presented here can be used 				 * twice - once for when bProcessing is enabled, and another time for when it is 				 * disabled, as we need to perform slightly different actions.				 *   Basically the issue here is that the Javascript engine in modern browsers don't 				 * appear to allow the rendering engine to update the display while it is still excuting				 * it's thread (well - it does but only after long intervals). This means that the 				 * 'processing' display doesn't appear for a table sort. To break the js thread up a bit				 * I force an execution break by using setTimeout - but this breaks the expected 				 * thread continuation for the end-developer's point of view (their code would execute				 * too early), so we on;y do it when we absolutely have to.				 */				var fnInnerSorting = function () {					var iColumn, iNextSort;										/* If the shift key is pressed then we are multipe column sorting */					if ( e.shiftKey )					{						/* Are we already doing some kind of sort on this column? */						var bFound = false;						for ( var i=0 ; i<oSettings.aaSorting.length ; i++ )						{							if ( oSettings.aaSorting[i][0] == iDataIndex )							{								bFound = true;								iColumn = oSettings.aaSorting[i][0];								iNextSort = oSettings.aaSorting[i][2]+1;																if ( typeof oSettings.aoColumns[iColumn].asSorting[iNextSort] == 'undefined' )								{									/* Reached the end of the sorting options, remove from multi-col sort */									oSettings.aaSorting.splice( i, 1 );								}								else								{									/* Move onto next sorting direction */									oSettings.aaSorting[i][1] = oSettings.aoColumns[iColumn].asSorting[iNextSort];									oSettings.aaSorting[i][2] = iNextSort;								}								break;							}						}												/* No sort yet - add it in */						if ( bFound === false )						{							oSettings.aaSorting.push( [ iDataIndex, 								oSettings.aoColumns[iDataIndex].asSorting[0], 0 ] );						}					}					else					{						/* If no shift key then single column sort */						if ( oSettings.aaSorting.length == 1 && oSettings.aaSorting[0][0] == iDataIndex )						{							iColumn = oSettings.aaSorting[0][0];							iNextSort = oSettings.aaSorting[0][2]+1;							if ( typeof oSettings.aoColumns[iColumn].asSorting[iNextSort] == 'undefined' )							{								iNextSort = 0;							}							oSettings.aaSorting[0][1] = oSettings.aoColumns[iColumn].asSorting[iNextSort];							oSettings.aaSorting[0][2] = iNextSort;						}						else						{							oSettings.aaSorting.splice( 0, oSettings.aaSorting.length );							oSettings.aaSorting.push( [ iDataIndex, 								oSettings.aoColumns[iDataIndex].asSorting[0], 0 ] );						}					}										/* Run the sort */					_fnSort( oSettings );				}; /* /fnInnerSorting */								if ( !oSettings.oFeatures.bProcessing )				{					fnInnerSorting();				}				else				{					_fnProcessingDisplay( oSettings, true );					setTimeout( function() {						fnInnerSorting();						if ( !oSettings.oFeatures.bServerSide )						{							_fnProcessingDisplay( oSettings, false );						}					}, 0 );				}								/* Call the user specified callback function - used for async user interaction */				if ( typeof fnCallback == 'function' )				{					fnCallback( oSettings );				}			} );		}				/*		 * Function: _fnSortingClasses		 * Purpose:  Set the sortting classes on the header		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 * Notes:    It is safe to call this function when bSort is false		 */		function _fnSortingClasses( oSettings )		{			var i, iLen, j, jLen, iFound;			var aaSort, sClass;			var iColumns = oSettings.aoColumns.length;			var oClasses = oSettings.oClasses;						for ( i=0 ; i<iColumns ; i++ )			{				if ( oSettings.aoColumns[i].bSortable )				{					$(oSettings.aoColumns[i].nTh).removeClass( oClasses.sSortAsc +" "+ oClasses.sSortDesc +				 		" "+ oSettings.aoColumns[i].sSortingClass );				}			}						if ( oSettings.aaSortingFixed !== null )			{				aaSort = oSettings.aaSortingFixed.concat( oSettings.aaSorting );			}			else			{				aaSort = oSettings.aaSorting.slice();			}						/* Apply the required classes to the header */			for ( i=0 ; i<oSettings.aoColumns.length ; i++ )			{				if ( oSettings.aoColumns[i].bSortable )				{					sClass = oSettings.aoColumns[i].sSortingClass;					iFound = -1;					for ( j=0 ; j<aaSort.length ; j++ )					{						if ( aaSort[j][0] == i )						{							sClass = ( aaSort[j][1] == "asc" ) ?								oClasses.sSortAsc : oClasses.sSortDesc;							iFound = j;							break;						}					}					$(oSettings.aoColumns[i].nTh).addClass( sClass );										if ( oSettings.bJUI )					{						/* jQuery UI uses extra markup */						var jqSpan = $("span", oSettings.aoColumns[i].nTh);						jqSpan.removeClass(oClasses.sSortJUIAsc +" "+ oClasses.sSortJUIDesc +" "+ 							oClasses.sSortJUI +" "+ oClasses.sSortJUIAscAllowed +" "+ oClasses.sSortJUIDescAllowed );												var sSpanClass;						if ( iFound == -1 )						{						 	sSpanClass = oSettings.aoColumns[i].sSortingClassJUI;						}						else if ( aaSort[iFound][1] == "asc" )						{							sSpanClass = oClasses.sSortJUIAsc;						}						else						{							sSpanClass = oClasses.sSortJUIDesc;						}												jqSpan.addClass( sSpanClass );					}				}				else				{					/* No sorting on this column, so add the base class. This will have been assigned by					 * _fnAddColumn					 */					$(oSettings.aoColumns[i].nTh).addClass( oSettings.aoColumns[i].sSortingClass );				}			}						/* 			 * Apply the required classes to the table body			 * Note that this is given as a feature switch since it can significantly slow down a sort			 * on large data sets (adding and removing of classes is always slow at the best of times..)			 * Further to this, note that this code is admitadly fairly ugly. It could be made a lot 			 * simpiler using jQuery selectors and add/removeClass, but that is significantly slower			 * (on the order of 5 times slower) - hence the direct DOM manipulation here.			 */			sClass = oClasses.sSortColumn;						if ( oSettings.oFeatures.bSort && oSettings.oFeatures.bSortClasses )			{				var nTds = _fnGetTdNodes( oSettings );								/* Remove the old classes */				if ( nTds.length >= iColumns )				{					for ( i=0 ; i<iColumns ; i++ )					{						if ( nTds[i].className.indexOf(sClass+"1") != -1 )						{							for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )							{								nTds[(iColumns*j)+i].className = 									$.trim( nTds[(iColumns*j)+i].className.replace( sClass+"1", "" ) );							}						}						else if ( nTds[i].className.indexOf(sClass+"2") != -1 )						{							for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )							{								nTds[(iColumns*j)+i].className = 									$.trim( nTds[(iColumns*j)+i].className.replace( sClass+"2", "" ) );							}						}						else if ( nTds[i].className.indexOf(sClass+"3") != -1 )						{							for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )							{								nTds[(iColumns*j)+i].className = 									$.trim( nTds[(iColumns*j)+i].className.replace( " "+sClass+"3", "" ) );							}						}					}				}								/* Add the new classes to the table */				var iClass = 1, iTargetCol;				for ( i=0 ; i<aaSort.length ; i++ )				{					iTargetCol = parseInt( aaSort[i][0], 10 );					for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )					{						nTds[(iColumns*j)+iTargetCol].className += " "+sClass+iClass;					}										if ( iClass < 3 )					{						iClass++;					}				}			}		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Feature: Pagination. Note that most of the paging logic is done in 		 * _oExt.oPagination		 */				/*		 * Function: _fnFeatureHtmlPaginate		 * Purpose:  Generate the node required for default pagination		 * Returns:  node		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnFeatureHtmlPaginate ( oSettings )		{			if ( oSettings.oScroll.bInfinite )			{				return null;			}						var nPaginate = document.createElement( 'div' );			nPaginate.className = oSettings.oClasses.sPaging+oSettings.sPaginationType;						_oExt.oPagination[ oSettings.sPaginationType ].fnInit( oSettings, nPaginate, 				function( oSettings ) {					_fnCalculateEnd( oSettings );					_fnDraw( oSettings );				}			);						/* Add a draw callback for the pagination on first instance, to update the paging display */			if ( typeof oSettings.aanFeatures.p == "undefined" )			{				oSettings.aoDrawCallback.push( {					"fn": function( oSettings ) {						_oExt.oPagination[ oSettings.sPaginationType ].fnUpdate( oSettings, function( oSettings ) {							_fnCalculateEnd( oSettings );							_fnDraw( oSettings );						} );					},					"sName": "pagination"				} );			}			return nPaginate;		}				/*		 * Function: _fnPageChange		 * Purpose:  Alter the display settings to change the page		 * Returns:  bool:true - page has changed, false - no change (no effect) eg 'first' on page 1		 * Inputs:   object:oSettings - dataTables settings object		 *           string:sAction - paging action to take: "first", "previous", "next" or "last"		 */		function _fnPageChange ( oSettings, sAction )		{			var iOldStart = oSettings._iDisplayStart;						if ( sAction == "first" )			{				oSettings._iDisplayStart = 0;			}			else if ( sAction == "previous" )			{				oSettings._iDisplayStart = oSettings._iDisplayLength>=0 ?					oSettings._iDisplayStart - oSettings._iDisplayLength :					0;								/* Correct for underrun */				if ( oSettings._iDisplayStart < 0 )				{				  oSettings._iDisplayStart = 0;				}			}			else if ( sAction == "next" )			{				if ( oSettings._iDisplayLength >= 0 )				{					/* Make sure we are not over running the display array */					if ( oSettings._iDisplayStart + oSettings._iDisplayLength < oSettings.fnRecordsDisplay() )					{						oSettings._iDisplayStart += oSettings._iDisplayLength;					}				}				else				{					oSettings._iDisplayStart = 0;				}			}			else if ( sAction == "last" )			{				if ( oSettings._iDisplayLength >= 0 )				{					var iPages = parseInt( (oSettings.fnRecordsDisplay()-1) / oSettings._iDisplayLength, 10 ) + 1;					oSettings._iDisplayStart = (iPages-1) * oSettings._iDisplayLength;				}				else				{					oSettings._iDisplayStart = 0;				}			}			else			{				_fnLog( oSettings, 0, "Unknown paging action: "+sAction );			}						return iOldStart != oSettings._iDisplayStart;		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Feature: HTML info		 */				/*		 * Function: _fnFeatureHtmlInfo		 * Purpose:  Generate the node required for the info display		 * Returns:  node		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnFeatureHtmlInfo ( oSettings )		{			var nInfo = document.createElement( 'div' );			nInfo.className = oSettings.oClasses.sInfo;						/* Actions that are to be taken once only for this feature */			if ( typeof oSettings.aanFeatures.i == "undefined" )			{				/* Add draw callback */				oSettings.aoDrawCallback.push( {					"fn": _fnUpdateInfo,					"sName": "information"				} );								/* Add id */				if ( oSettings.sTableId !== '' )				{					nInfo.setAttribute( 'id', oSettings.sTableId+'_info' );				}			}						return nInfo;		}				/*		 * Function: _fnUpdateInfo		 * Purpose:  Update the information elements in the display		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnUpdateInfo ( oSettings )		{			/* Show information about the table */			if ( !oSettings.oFeatures.bInfo || oSettings.aanFeatures.i.length === 0 )			{				return;			}						var				iStart = oSettings._iDisplayStart+1, iEnd = oSettings.fnDisplayEnd(),				iMax = oSettings.fnRecordsTotal(), iTotal = oSettings.fnRecordsDisplay(),				sStart = oSettings.fnFormatNumber( iStart ), sEnd = oSettings.fnFormatNumber( iEnd ),				sMax = oSettings.fnFormatNumber( iMax ), sTotal = oSettings.fnFormatNumber( iTotal ),				sOut;						/* When infinite scrolling, we are always starting at 1. _iDisplayStart is used only			 * internally			 */			if ( oSettings.oScroll.bInfinite )			{				sStart = oSettings.fnFormatNumber( 1 );			}						if ( oSettings.fnRecordsDisplay() === 0 && 				   oSettings.fnRecordsDisplay() == oSettings.fnRecordsTotal() )			{				/* Empty record set */				sOut = oSettings.oLanguage.sInfoEmpty+ oSettings.oLanguage.sInfoPostFix;			}			else if ( oSettings.fnRecordsDisplay() === 0 )			{				/* Rmpty record set after filtering */				sOut = oSettings.oLanguage.sInfoEmpty +' '+ 					oSettings.oLanguage.sInfoFiltered.replace('_MAX_', sMax)+						oSettings.oLanguage.sInfoPostFix;			}			else if ( oSettings.fnRecordsDisplay() == oSettings.fnRecordsTotal() )			{				/* Normal record set */				sOut = oSettings.oLanguage.sInfo.						replace('_START_', sStart).						replace('_END_',   sEnd).						replace('_TOTAL_', sTotal)+ 					oSettings.oLanguage.sInfoPostFix;			}			else			{				/* Record set after filtering */				sOut = oSettings.oLanguage.sInfo.						replace('_START_', sStart).						replace('_END_',   sEnd).						replace('_TOTAL_', sTotal) +' '+ 					oSettings.oLanguage.sInfoFiltered.replace('_MAX_', 						oSettings.fnFormatNumber(oSettings.fnRecordsTotal()))+ 					oSettings.oLanguage.sInfoPostFix;			}						if ( oSettings.oLanguage.fnInfoCallback !== null )			{				sOut = oSettings.oLanguage.fnInfoCallback( oSettings, iStart, iEnd, iMax, iTotal, sOut );			}						var n = oSettings.aanFeatures.i;			for ( var i=0, iLen=n.length ; i<iLen ; i++ )			{				$(n[i]).html( sOut );			}		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Feature: Length change		 */				/*		 * Function: _fnFeatureHtmlLength		 * Purpose:  Generate the node required for user display length changing		 * Returns:  node		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnFeatureHtmlLength ( oSettings )		{			if ( oSettings.oScroll.bInfinite )			{				return null;			}						/* This can be overruled by not using the _MENU_ var/macro in the language variable */			var sName = (oSettings.sTableId === "") ? "" : 'name="'+oSettings.sTableId+'_length"';			var sStdMenu = '<select size="1" '+sName+'>';			var i, iLen;						if ( oSettings.aLengthMenu.length == 2 && typeof oSettings.aLengthMenu[0] == 'object' && 					typeof oSettings.aLengthMenu[1] == 'object' )			{				for ( i=0, iLen=oSettings.aLengthMenu[0].length ; i<iLen ; i++ )				{					sStdMenu += '<option value="'+oSettings.aLengthMenu[0][i]+'">'+						oSettings.aLengthMenu[1][i]+'</option>';				}			}			else			{				for ( i=0, iLen=oSettings.aLengthMenu.length ; i<iLen ; i++ )				{					sStdMenu += '<option value="'+oSettings.aLengthMenu[i]+'">'+						oSettings.aLengthMenu[i]+'</option>';				}			}			sStdMenu += '</select>';						var nLength = document.createElement( 'div' );			if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.l == "undefined" )			{				nLength.setAttribute( 'id', oSettings.sTableId+'_length' );			}			nLength.className = oSettings.oClasses.sLength;			nLength.innerHTML = oSettings.oLanguage.sLengthMenu.replace( '_MENU_', sStdMenu );						/*			 * Set the length to the current display length - thanks to Andrea Pavlovic for this fix,			 * and Stefan Skopnik for fixing the fix!			 */			$('select option[value="'+oSettings._iDisplayLength+'"]',nLength).attr("selected",true);						$('select', nLength).change( function(e) {				var iVal = $(this).val();								/* Update all other length options for the new display */				var n = oSettings.aanFeatures.l;				for ( i=0, iLen=n.length ; i<iLen ; i++ )				{					if ( n[i] != this.parentNode )					{						$('select', n[i]).val( iVal );					}				}								/* Redraw the table */				oSettings._iDisplayLength = parseInt(iVal, 10);				_fnCalculateEnd( oSettings );								/* If we have space to show extra rows (backing up from the end point - then do so */				if ( oSettings.fnDisplayEnd() == oSettings.fnRecordsDisplay() )				{					oSettings._iDisplayStart = oSettings.fnDisplayEnd() - oSettings._iDisplayLength;					if ( oSettings._iDisplayStart < 0 )					{						oSettings._iDisplayStart = 0;					}				}								if ( oSettings._iDisplayLength == -1 )				{					oSettings._iDisplayStart = 0;				}								_fnDraw( oSettings );			} );						return nLength;		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Feature: Processing incidator		 */				/*		 * Function: _fnFeatureHtmlProcessing		 * Purpose:  Generate the node required for the processing node		 * Returns:  node		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnFeatureHtmlProcessing ( oSettings )		{			var nProcessing = document.createElement( 'div' );						if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.r == "undefined" )			{				nProcessing.setAttribute( 'id', oSettings.sTableId+'_processing' );			}			nProcessing.innerHTML = oSettings.oLanguage.sProcessing;			nProcessing.className = oSettings.oClasses.sProcessing;			oSettings.nTable.parentNode.insertBefore( nProcessing, oSettings.nTable );						return nProcessing;		}				/*		 * Function: _fnProcessingDisplay		 * Purpose:  Display or hide the processing indicator		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           bool:		 *   true - show the processing indicator		 *   false - don't show		 */		function _fnProcessingDisplay ( oSettings, bShow )		{			if ( oSettings.oFeatures.bProcessing )			{				var an = oSettings.aanFeatures.r;				for ( var i=0, iLen=an.length ; i<iLen ; i++ )				{					an[i].style.visibility = bShow ? "visible" : "hidden";				}			}		}						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Support functions		 */				/*		 * Function: _fnVisibleToColumnIndex		 * Purpose:  Covert the index of a visible column to the index in the data array (take account		 *   of hidden columns)		 * Returns:  int:i - the data index		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnVisibleToColumnIndex( oSettings, iMatch )		{			var iColumn = -1;						for ( var i=0 ; i<oSettings.aoColumns.length ; i++ )			{				if ( oSettings.aoColumns[i].bVisible === true )				{					iColumn++;				}								if ( iColumn == iMatch )				{					return i;				}			}						return null;		}				/*		 * Function: _fnColumnIndexToVisible		 * Purpose:  Covert the index of an index in the data array and convert it to the visible		 *   column index (take account of hidden columns)		 * Returns:  int:i - the data index		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnColumnIndexToVisible( oSettings, iMatch )		{			var iVisible = -1;			for ( var i=0 ; i<oSettings.aoColumns.length ; i++ )			{				if ( oSettings.aoColumns[i].bVisible === true )				{					iVisible++;				}								if ( i == iMatch )				{					return oSettings.aoColumns[i].bVisible === true ? iVisible : null;				}			}						return null;		}						/*		 * Function: _fnNodeToDataIndex		 * Purpose:  Take a TR element and convert it to an index in aoData		 * Returns:  int:i - index if found, null if not		 * Inputs:   object:s - dataTables settings object		 *           node:n - the TR element to find		 */		function _fnNodeToDataIndex( s, n )		{			var i, iLen;						/* Optimisation - see if the nodes which are currently visible match, since that is			 * the most likely node to be asked for (a selector or event for example)			 */			for ( i=s._iDisplayStart, iLen=s._iDisplayEnd ; i<iLen ; i++ )			{				if ( s.aoData[ s.aiDisplay[i] ].nTr == n )				{					return s.aiDisplay[i];				}			}						/* Otherwise we are in for a slog through the whole data cache */			for ( i=0, iLen=s.aoData.length ; i<iLen ; i++ )			{				if ( s.aoData[i].nTr == n )				{					return i;				}			}			return null;		}				/*		 * Function: _fnVisbleColumns		 * Purpose:  Get the number of visible columns		 * Returns:  int:i - the number of visible columns		 * Inputs:   object:oS - dataTables settings object		 */		function _fnVisbleColumns( oS )		{			var iVis = 0;			for ( var i=0 ; i<oS.aoColumns.length ; i++ )			{				if ( oS.aoColumns[i].bVisible === true )				{					iVis++;				}			}			return iVis;		}				/*		 * Function: _fnCalculateEnd		 * Purpose:  Rcalculate the end point based on the start point		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnCalculateEnd( oSettings )		{			if ( oSettings.oFeatures.bPaginate === false )			{				oSettings._iDisplayEnd = oSettings.aiDisplay.length;			}			else			{				/* Set the end point of the display - based on how many elements there are				 * still to display				 */				if ( oSettings._iDisplayStart + oSettings._iDisplayLength > oSettings.aiDisplay.length ||					   oSettings._iDisplayLength == -1 )				{					oSettings._iDisplayEnd = oSettings.aiDisplay.length;				}				else				{					oSettings._iDisplayEnd = oSettings._iDisplayStart + oSettings._iDisplayLength;				}			}		}				/*		 * Function: _fnConvertToWidth		 * Purpose:  Convert a CSS unit width to pixels (e.g. 2em)		 * Returns:  int:iWidth - width in pixels		 * Inputs:   string:sWidth - width to be converted		 *           node:nParent - parent to get the with for (required for		 *             relative widths) - optional		 */		function _fnConvertToWidth ( sWidth, nParent )		{			if ( !sWidth || sWidth === null || sWidth === '' )			{				return 0;			}						if ( typeof nParent == "undefined" )			{				nParent = document.getElementsByTagName('body')[0];			}						var iWidth;			var nTmp = document.createElement( "div" );			nTmp.style.width = sWidth;						nParent.appendChild( nTmp );			iWidth = nTmp.offsetWidth;			nParent.removeChild( nTmp );						return ( iWidth );		}				/*		 * Function: _fnCalculateColumnWidths		 * Purpose:  Calculate the width of columns for the table		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnCalculateColumnWidths ( oSettings )		{			var iTableWidth = oSettings.nTable.offsetWidth;			var iUserInputs = 0;			var iTmpWidth;			var iVisibleColumns = 0;			var iColums = oSettings.aoColumns.length;			var i;			var oHeaders = $('th', oSettings.nTHead);						/* Convert any user input sizes into pixel sizes */			for ( i=0 ; i<iColums ; i++ )			{				if ( oSettings.aoColumns[i].bVisible )				{					iVisibleColumns++;										if ( oSettings.aoColumns[i].sWidth !== null )					{						iTmpWidth = _fnConvertToWidth( oSettings.aoColumns[i].sWidthOrig, 							oSettings.nTable.parentNode );						if ( iTmpWidth !== null )						{							oSettings.aoColumns[i].sWidth = _fnStringToCss( iTmpWidth );						}													iUserInputs++;					}				}			}						/* If the number of columns in the DOM equals the number that we have to process in 			 * DataTables, then we can use the offsets that are created by the web-browser. No custom 			 * sizes can be set in order for this to happen, nor scrolling used			 */			if ( iColums == oHeaders.length && iUserInputs === 0 && iVisibleColumns == iColums &&				oSettings.oScroll.sX === "" && oSettings.oScroll.sY === "" )			{				for ( i=0 ; i<oSettings.aoColumns.length ; i++ )				{					iTmpWidth = $(oHeaders[i]).width();					if ( iTmpWidth !== null )					{						oSettings.aoColumns[i].sWidth = _fnStringToCss( iTmpWidth );					}				}			}			else			{				/* Otherwise we are going to have to do some calculations to get the width of each column.				 * Construct a 1 row table with the widest node in the data, and any user defined widths,				 * then insert it into the DOM and allow the browser to do all the hard work of				 * calculating table widths.				 */				var					nCalcTmp = oSettings.nTable.cloneNode( false ),					nBody = document.createElement( 'tbody' ),					nTr = document.createElement( 'tr' ),					nDivSizing;								nCalcTmp.removeAttribute( "id" );				nCalcTmp.appendChild( oSettings.nTHead.cloneNode(true) );				if ( oSettings.nTFoot !== null )				{					nCalcTmp.appendChild( oSettings.nTFoot.cloneNode(true) );					_fnApplyToChildren( function(n) {						n.style.width = "";					}, nCalcTmp.getElementsByTagName('tr') );				}								nCalcTmp.appendChild( nBody );				nBody.appendChild( nTr );								/* Remove any sizing that was previously applied by the styles */				var jqColSizing = $('thead th', nCalcTmp);				if ( jqColSizing.length === 0 )				{					jqColSizing = $('tbody tr:eq(0)>td', nCalcTmp);				}				jqColSizing.each( function (i) {					this.style.width = "";										var iIndex = _fnVisibleToColumnIndex( oSettings, i );					if ( iIndex !== null && oSettings.aoColumns[iIndex].sWidthOrig !== "" )					{						this.style.width = oSettings.aoColumns[iIndex].sWidthOrig;					}				} );								/* Find the biggest td for each column and put it into the table */				for ( i=0 ; i<iColums ; i++ )				{					if ( oSettings.aoColumns[i].bVisible )					{						var nTd = _fnGetWidestNode( oSettings, i );						if ( nTd !== null )						{							nTd = nTd.cloneNode(true);							nTr.appendChild( nTd );						}					}				}								/* Build the table and 'display' it */				var nWrapper = oSettings.nTable.parentNode;				nWrapper.appendChild( nCalcTmp );								/* When scrolling (X or Y) we want to set the width of the table as appropriate. However,				 * when not scrolling leave the table width as it is. This results in slightly different,				 * but I think correct behaviour				 */				if ( oSettings.oScroll.sX !== "" && oSettings.oScroll.sXInner !== "" )				{					nCalcTmp.style.width = _fnStringToCss(oSettings.oScroll.sXInner);				}				else if ( oSettings.oScroll.sX !== "" )				{					nCalcTmp.style.width = "";					if ( $(nCalcTmp).width() < nWrapper.offsetWidth )					{						nCalcTmp.style.width = _fnStringToCss( nWrapper.offsetWidth );					}				}				else if ( oSettings.oScroll.sY !== "" )				{					nCalcTmp.style.width = _fnStringToCss( nWrapper.offsetWidth );				}				nCalcTmp.style.visibility = "hidden";								/* Scrolling considerations */				_fnScrollingWidthAdjust( oSettings, nCalcTmp );								/* Read the width's calculated by the browser and store them for use by the caller. We				 * first of all try to use the elements in the body, but it is possible that there are				 * no elements there, under which circumstances we use the header elements				 */				var oNodes = $("tbody tr:eq(0)>td", nCalcTmp);				if ( oNodes.length === 0 )				{					oNodes = $("thead tr:eq(0)>th", nCalcTmp);				}								var iIndex, iCorrector = 0, iWidth;				for ( i=0 ; i<oSettings.aoColumns.length ; i++ )				{					if ( oSettings.aoColumns[i].bVisible )					{						iWidth = $(oNodes[iCorrector]).width();						if ( iWidth !== null && iWidth > 0 )						{							oSettings.aoColumns[i].sWidth = _fnStringToCss( iWidth );						}						iCorrector++;					}				}								oSettings.nTable.style.width = _fnStringToCss( $(nCalcTmp).outerWidth() );				nCalcTmp.parentNode.removeChild( nCalcTmp );			}		}				/*		 * Function: _fnScrollingWidthAdjust		 * Purpose:  Adjust a table's width to take account of scrolling		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           node:n - table node		 */		function _fnScrollingWidthAdjust ( oSettings, n )		{			if ( oSettings.oScroll.sX === "" && oSettings.oScroll.sY !== "" )			{				/* When y-scrolling only, we want to remove the width of the scroll bar so the table				 * + scroll bar will fit into the area avaialble.				 */				var iOrigWidth = $(n).width();				n.style.width = _fnStringToCss( $(n).outerWidth()-oSettings.oScroll.iBarWidth );			}			else if ( oSettings.oScroll.sX !== "" )			{				/* When x-scrolling both ways, fix the table at it's current size, without adjusting */				n.style.width = _fnStringToCss( $(n).outerWidth() );			}		}				/*		 * Function: _fnGetWidestNode		 * Purpose:  Get the widest node		 * Returns:  string: - max strlens for each column		 * Inputs:   object:oSettings - dataTables settings object		 *           int:iCol - column of interest		 *           boolean:bFast - Should we use fast (but non-accurate) calculation - optional,		 *             default true		 * Notes:    This operation is _expensive_ (!!!). It requires a lot of DOM interaction, but		 *   this is the only way to reliably get the widest string. For example 'mmm' would be wider		 *   than 'iiii' so we can't just ocunt characters. If this can be optimised it would be good		 *   to do so!		 */		function _fnGetWidestNode( oSettings, iCol, bFast )		{			/* Use fast not non-accurate calculate based on the strlen */			if ( typeof bFast == 'undefined' || bFast )			{				var iMaxLen = _fnGetMaxLenString( oSettings, iCol );				var iFastVis = _fnColumnIndexToVisible( oSettings, iCol);				if ( iMaxLen < 0 )				{					return null;				}				return oSettings.aoData[iMaxLen].nTr.getElementsByTagName('td')[iFastVis];			}						/* Use the slow approach, but get high quality answers - note that this code is not actually			 * used by DataTables by default. If you want to use it you can alter the call to 			 * _fnGetWidestNode to pass 'false' as the third argument			 */			var				iMax = -1, i, iLen,				iMaxIndex = -1,				n = document.createElement('div');						n.style.visibility = "hidden";			n.style.position = "absolute";			document.body.appendChild( n );						for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )			{				n.innerHTML = oSettings.aoData[i]._aData[iCol];				if ( n.offsetWidth > iMax )				{					iMax = n.offsetWidth;					iMaxIndex = i;				}			}			document.body.removeChild( n );						if ( iMaxIndex >= 0 )			{				var iVis = _fnColumnIndexToVisible( oSettings, iCol);				var nRet = oSettings.aoData[iMaxIndex].nTr.getElementsByTagName('td')[iVis];				if ( nRet )				{					return nRet;				}			}			return null;		}				/*		 * Function: _fnGetMaxLenString		 * Purpose:  Get the maximum strlen for each data column		 * Returns:  string: - max strlens for each column		 * Inputs:   object:oSettings - dataTables settings object		 *           int:iCol - column of interest		 */		function _fnGetMaxLenString( oSettings, iCol )		{			var iMax = -1;			var iMaxIndex = -1;						for ( var i=0 ; i<oSettings.aoData.length ; i++ )			{				var s = oSettings.aoData[i]._aData[iCol];				if ( s.length > iMax )				{					iMax = s.length;					iMaxIndex = i;				}			}						return iMaxIndex;		}				/*		 * Function: _fnStringToCss		 * Purpose:  Append a CSS unit (only if required) to a string		 * Returns:  0 if match, 1 if length is different, 2 if no match		 * Inputs:   array:aArray1 - first array		 *           array:aArray2 - second array		 */		function _fnStringToCss( s )		{			if ( s === null )			{				return "0px";			}						if ( typeof s == 'number' )			{				if ( s < 0 )				{					return "0px";				}				return s+"px";			}						if ( s.indexOf('em') != -1 || s.indexOf('%') != -1 || s.indexOf('ex') != -1 ||			     s.indexOf('px') != -1 )			{				return s;			}						return s+"px";		}				/*		 * Function: _fnArrayCmp		 * Purpose:  Compare two arrays		 * Returns:  0 if match, 1 if length is different, 2 if no match		 * Inputs:   array:aArray1 - first array		 *           array:aArray2 - second array		 */		function _fnArrayCmp( aArray1, aArray2 )		{			if ( aArray1.length != aArray2.length )			{				return 1;			}						for ( var i=0 ; i<aArray1.length ; i++ )			{				if ( aArray1[i] != aArray2[i] )				{					return 2;				}			}						return 0;		}				/*		 * Function: _fnDetectType		 * Purpose:  Get the sort type based on an input string		 * Returns:  string: - type (defaults to 'string' if no type can be detected)		 * Inputs:   string:sData - data we wish to know the type of		 * Notes:    This function makes use of the DataTables plugin objct _oExt 		 *   (.aTypes) such that new types can easily be added.		 */		function _fnDetectType( sData )		{			var aTypes = _oExt.aTypes;			var iLen = aTypes.length;						for ( var i=0 ; i<iLen ; i++ )			{				var sType = aTypes[i]( sData );				if ( sType !== null )				{					return sType;				}			}						return 'string';		}				/*		 * Function: _fnSettingsFromNode		 * Purpose:  Return the settings object for a particular table		 * Returns:  object: Settings object - or null if not found		 * Inputs:   node:nTable - table we are using as a dataTable		 */		function _fnSettingsFromNode ( nTable )		{			for ( var i=0 ; i<_aoSettings.length ; i++ )			{				if ( _aoSettings[i].nTable == nTable )				{					return _aoSettings[i];				}			}						return null;		}				/*		 * Function: _fnGetDataMaster		 * Purpose:  Return an array with the full table data		 * Returns:  array array:aData - Master data array		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnGetDataMaster ( oSettings )		{			var aData = [];			var iLen = oSettings.aoData.length;			for ( var i=0 ; i<iLen; i++ )			{				aData.push( oSettings.aoData[i]._aData );			}			return aData;		}				/*		 * Function: _fnGetTrNodes		 * Purpose:  Return an array with the TR nodes for the table		 * Returns:  array: - TR array		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnGetTrNodes ( oSettings )		{			var aNodes = [];			var iLen = oSettings.aoData.length;			for ( var i=0 ; i<iLen ; i++ )			{				aNodes.push( oSettings.aoData[i].nTr );			}			return aNodes;		}				/*		 * Function: _fnGetTdNodes		 * Purpose:  Return an array with the TD nodes for the table		 * Returns:  array: - TD array		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnGetTdNodes ( oSettings )		{			var nTrs = _fnGetTrNodes( oSettings );			var nTds = [], nTd;			var anReturn = [];			var iCorrector;			var iRow, iRows, iColumn, iColumns;						for ( iRow=0, iRows=nTrs.length ; iRow<iRows ; iRow++ )			{				nTds = [];				for ( iColumn=0, iColumns=nTrs[iRow].childNodes.length ; iColumn<iColumns ; iColumn++ )				{					nTd = nTrs[iRow].childNodes[iColumn];					if ( nTd.nodeName.toUpperCase() == "TD" )					{						nTds.push( nTd );					}				}								iCorrector = 0;				for ( iColumn=0, iColumns=oSettings.aoColumns.length ; iColumn<iColumns ; iColumn++ )				{					if ( oSettings.aoColumns[iColumn].bVisible )					{						anReturn.push( nTds[iColumn-iCorrector] );					}					else					{						anReturn.push( oSettings.aoData[iRow]._anHidden[iColumn] );						iCorrector++;					}				}			}			return anReturn;		}				/*		 * Function: _fnEscapeRegex		 * Purpose:  scape a string stuch that it can be used in a regular expression		 * Returns:  string: - escaped string		 * Inputs:   string:sVal - string to escape		 */		function _fnEscapeRegex ( sVal )		{			var acEscape = [ '/', '.', '*', '+', '?', '|', '(', ')', '[', ']', '{', '}', '\\', '$', '^' ];		  var reReplace = new RegExp( '(\\' + acEscape.join('|\\') + ')', 'g' );		  return sVal.replace(reReplace, '\\$1');		}				/*		 * Function: _fnDeleteIndex		 * Purpose:  Take an array of integers (index array) and remove a target integer (value - not 		 *             the key!)		 * Returns:  -		 * Inputs:   a:array int - Index array to target		 *           int:iTarget - value to find		 */		function _fnDeleteIndex( a, iTarget )		{			var iTargetIndex = -1;						for ( var i=0, iLen=a.length ; i<iLen ; i++ )			{				if ( a[i] == iTarget )				{					iTargetIndex = i;				}				else if ( a[i] > iTarget )				{					a[i]--;				}			}						if ( iTargetIndex != -1 )			{				a.splice( iTargetIndex, 1 );			}		}				/*		 * Function: _fnReOrderIndex		 * Purpose:  Figure out how to reorder a display list		 * Returns:  array int:aiReturn - index list for reordering		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnReOrderIndex ( oSettings, sColumns )		{			var aColumns = sColumns.split(',');			var aiReturn = [];						for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )			{				for ( var j=0 ; j<iLen ; j++ )				{					if ( oSettings.aoColumns[i].sName == aColumns[j] )					{						aiReturn.push( j );						break;					}				}			}						return aiReturn;		}				/*		 * Function: _fnColumnOrdering		 * Purpose:  Get the column ordering that DataTables expects		 * Returns:  string: - comma separated list of names		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnColumnOrdering ( oSettings )		{			var sNames = '';			for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )			{				sNames += oSettings.aoColumns[i].sName+',';			}			if ( sNames.length == iLen )			{				return "";			}			return sNames.slice(0, -1);		}				/*		 * Function: _fnLog		 * Purpose:  Log an error message		 * Returns:  -		 * Inputs:   int:iLevel - log error messages, or display them to the user		 *           string:sMesg - error message		 */		function _fnLog( oSettings, iLevel, sMesg )		{			var sAlert = oSettings.sTableId === "" ?			 	"DataTables warning: " +sMesg :			 	"DataTables warning (table id = '"+oSettings.sTableId+"'): " +sMesg;						if ( iLevel === 0 )			{				if ( _oExt.sErrMode == 'alert' )				{					alert( sAlert );				}				else				{					throw sAlert;				}				return;			}			else if ( typeof console != 'undefined' && typeof console.log != 'undefined' )			{				console.log( sAlert );			}		}				/*		 * Function: _fnClearTable		 * Purpose:  Nuke the table		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnClearTable( oSettings )		{			oSettings.aoData.splice( 0, oSettings.aoData.length );			oSettings.aiDisplayMaster.splice( 0, oSettings.aiDisplayMaster.length );			oSettings.aiDisplay.splice( 0, oSettings.aiDisplay.length );			_fnCalculateEnd( oSettings );		}				/*		 * Function: _fnSaveState		 * Purpose:  Save the state of a table in a cookie such that the page can be reloaded		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 */		function _fnSaveState ( oSettings )		{			if ( !oSettings.oFeatures.bStateSave || typeof oSettings.bDestroying != 'undefined' )			{				return;			}						/* Store the interesting variables */			var i;			var sValue = "{";			sValue += '"iCreate":'+ new Date().getTime()+',';			sValue += '"iStart":'+ oSettings._iDisplayStart+',';			sValue += '"iEnd":'+ oSettings._iDisplayEnd+',';			sValue += '"iLength":'+ oSettings._iDisplayLength+',';			sValue += '"sFilter":"'+ encodeURIComponent(oSettings.oPreviousSearch.sSearch)+'",';			sValue += '"sFilterEsc":'+ !oSettings.oPreviousSearch.bRegex+',';						sValue += '"aaSorting":[ ';			for ( i=0 ; i<oSettings.aaSorting.length ; i++ )			{				sValue += '['+oSettings.aaSorting[i][0]+',"'+oSettings.aaSorting[i][1]+'"],';			}			sValue = sValue.substring(0, sValue.length-1);			sValue += "],";						sValue += '"aaSearchCols":[ ';			for ( i=0 ; i<oSettings.aoPreSearchCols.length ; i++ )			{				sValue += '["'+encodeURIComponent(oSettings.aoPreSearchCols[i].sSearch)+					'",'+!oSettings.aoPreSearchCols[i].bRegex+'],';			}			sValue = sValue.substring(0, sValue.length-1);			sValue += "],";						sValue += '"abVisCols":[ ';			for ( i=0 ; i<oSettings.aoColumns.length ; i++ )			{				sValue += oSettings.aoColumns[i].bVisible+",";			}			sValue = sValue.substring(0, sValue.length-1);			sValue += "]";						sValue += "}";						_fnCreateCookie( oSettings.sCookiePrefix+oSettings.sInstance, sValue, 				oSettings.iCookieDuration, oSettings.sCookiePrefix, oSettings.fnCookieCallback );		}				/*		 * Function: _fnLoadState		 * Purpose:  Attempt to load a saved table state from a cookie		 * Returns:  -		 * Inputs:   object:oSettings - dataTables settings object		 *           object:oInit - DataTables init object so we can override settings		 */		function _fnLoadState ( oSettings, oInit )		{			if ( !oSettings.oFeatures.bStateSave )			{				return;			}						var oData;			var sData = _fnReadCookie( oSettings.sCookiePrefix+oSettings.sInstance );			if ( sData !== null && sData !== '' )			{				/* Try/catch the JSON eval - if it is bad then we ignore it - note that 1.7.0 and before				 * incorrectly used single quotes for some strings - hence the replace below				 */				try				{					oData = (typeof $.parseJSON == 'function') ? 						$.parseJSON( sData.replace(/'/g, '"') ) : eval( '('+sData+')' );				}				catch( e )				{					return;				}								/* Restore key features */				oSettings._iDisplayStart = oData.iStart;				oSettings.iInitDisplayStart = oData.iStart;				oSettings._iDisplayEnd = oData.iEnd;				oSettings._iDisplayLength = oData.iLength;				oSettings.oPreviousSearch.sSearch = decodeURIComponent(oData.sFilter);				oSettings.aaSorting = oData.aaSorting.slice();				oSettings.saved_aaSorting = oData.aaSorting.slice();								/*				 * Search filtering - global reference added in 1.4.1				 * Note that we use a 'not' for the value of the regular expression indicator to maintain				 * compatibility with pre 1.7 versions, where this was basically inverted. Added in 1.7.0				 */				if ( typeof oData.sFilterEsc != 'undefined' )				{					oSettings.oPreviousSearch.bRegex = !oData.sFilterEsc;				}								/* Column filtering - added in 1.5.0 beta 6 */				if ( typeof oData.aaSearchCols != 'undefined' )				{					for ( var i=0 ; i<oData.aaSearchCols.length ; i++ )					{						oSettings.aoPreSearchCols[i] = {							"sSearch": decodeURIComponent(oData.aaSearchCols[i][0]),							"bRegex": !oData.aaSearchCols[i][1]						};					}				}								/* Column visibility state - added in 1.5.0 beta 10 */				if ( typeof oData.abVisCols != 'undefined' )				{					/* Pass back visibiliy settings to the init handler, but to do not here override					 * the init object that the user might have passed in					 */					oInit.saved_aoColumns = [];					for ( i=0 ; i<oData.abVisCols.length ; i++ )					{						oInit.saved_aoColumns[i] = {};						oInit.saved_aoColumns[i].bVisible = oData.abVisCols[i];					}				}			}		}				/*		 * Function: _fnCreateCookie		 * Purpose:  Create a new cookie with a value to store the state of a table		 * Returns:  -		 * Inputs:   string:sName - name of the cookie to create		 *           string:sValue - the value the cookie should take		 *           int:iSecs - duration of the cookie		 *           string:sBaseName - sName is made up of the base + file name - this is the base		 *           function:fnCallback - User definable function to modify the cookie		 */		function _fnCreateCookie ( sName, sValue, iSecs, sBaseName, fnCallback )		{			var date = new Date();			date.setTime( date.getTime()+(iSecs*1000) );						/* 			 * Shocking but true - it would appear IE has major issues with having the path not having			 * a trailing slash on it. We need the cookie to be available based on the path, so we			 * have to append the file name to the cookie name. Appalling. Thanks to vex for adding the			 * patch to use at least some of the path			 */			var aParts = window.location.pathname.split('/');			var sNameFile = sName + '_' + aParts.pop().replace(/[\/:]/g,"").toLowerCase();			var sFullCookie, oData;						if ( fnCallback !== null )			{				oData = (typeof $.parseJSON == 'function') ? 					$.parseJSON( sValue ) : eval( '('+sValue+')' );				sFullCookie = fnCallback( sNameFile, oData, date.toGMTString(),					aParts.join('/')+"/" );			}			else			{				sFullCookie = sNameFile + "=" + encodeURIComponent(sValue) +					"; expires=" + date.toGMTString() +"; path=" + aParts.join('/')+"/";			}						/* Are we going to go over the cookie limit of 4KiB? If so, try to delete a cookies			 * belonging to DataTables. This is FAR from bullet proof			 */			var sOldName="", iOldTime=9999999999999;			var iLength = _fnReadCookie( sNameFile )!==null ? document.cookie.length : 				sFullCookie.length + document.cookie.length;						if ( iLength+10 > 4096 ) /* Magic 10 for padding */			{				var aCookies =document.cookie.split(';');				for ( var i=0, iLen=aCookies.length ; i<iLen ; i++ )				{					if ( aCookies[i].indexOf( sBaseName ) != -1 )					{						/* It's a DataTables cookie, so eval it and check the time stamp */						var aSplitCookie = aCookies[i].split('=');						try { oData = eval( '('+decodeURIComponent(aSplitCookie[1])+')' ); }						catch( e ) { continue; }												if ( typeof oData.iCreate != 'undefined' && oData.iCreate < iOldTime )						{							sOldName = aSplitCookie[0];							iOldTime = oData.iCreate;						}					}				}								if ( sOldName !== "" )				{					document.cookie = sOldName+"=; expires=Thu, 01-Jan-1970 00:00:01 GMT; path="+						aParts.join('/') + "/";				}			}						document.cookie = sFullCookie;		}				/*		 * Function: _fnReadCookie		 * Purpose:  Read an old cookie to get a cookie with an old table state		 * Returns:  string: - contents of the cookie - or null if no cookie with that name found		 * Inputs:   string:sName - name of the cookie to read		 */		function _fnReadCookie ( sName )		{			var				aParts = window.location.pathname.split('/'),				sNameEQ = sName + '_' + aParts[aParts.length-1].replace(/[\/:]/g,"").toLowerCase() + '=',			 	sCookieContents = document.cookie.split(';');						for( var i=0 ; i<sCookieContents.length ; i++ )			{				var c = sCookieContents[i];								while (c.charAt(0)==' ')				{					c = c.substring(1,c.length);				}								if (c.indexOf(sNameEQ) === 0)				{					return decodeURIComponent( c.substring(sNameEQ.length,c.length) );				}			}			return null;		}				/*		 * Function: _fnGetUniqueThs		 * Purpose:  Get an array of unique th elements, one for each column		 * Returns:  array node:aReturn - list of unique ths		 * Inputs:   node:nThead - The thead element for the table		 */		function _fnGetUniqueThs ( nThead )		{			var nTrs = nThead.getElementsByTagName('tr');						/* Nice simple case */			if ( nTrs.length == 1 )			{				return nTrs[0].getElementsByTagName('th');			}						/* Otherwise we need to figure out the layout array to get the nodes */			var aLayout = [], aReturn = [];			var ROWSPAN = 2, COLSPAN = 3, TDELEM = 4;			var i, j, k, iLen, jLen, iColumnShifted;			var fnShiftCol = function ( a, i, j ) {				while ( typeof a[i][j] != 'undefined' ) {					j++;				}				return j;			};			var fnAddRow = function ( i ) {				if ( typeof aLayout[i] == 'undefined' ) {					aLayout[i] = [];				}			};						/* Calculate a layout array */			for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )			{				fnAddRow( i );				var iColumn = 0;				var nTds = [];								for ( j=0, jLen=nTrs[i].childNodes.length ; j<jLen ; j++ )				{					if ( nTrs[i].childNodes[j].nodeName.toUpperCase() == "TD" ||					     nTrs[i].childNodes[j].nodeName.toUpperCase() == "TH" )					{						nTds.push( nTrs[i].childNodes[j] );					}				}								for ( j=0, jLen=nTds.length ; j<jLen ; j++ )				{					var iColspan = nTds[j].getAttribute('colspan') * 1;					var iRowspan = nTds[j].getAttribute('rowspan') * 1;										if ( !iColspan || iColspan===0 || iColspan===1 )					{						iColumnShifted = fnShiftCol( aLayout, i, iColumn );						aLayout[i][iColumnShifted] = (nTds[j].nodeName.toUpperCase()=="TD") ? TDELEM : nTds[j];						if ( iRowspan || iRowspan===0 || iRowspan===1 )						{							for ( k=1 ; k<iRowspan ; k++ )							{								fnAddRow( i+k );								aLayout[i+k][iColumnShifted] = ROWSPAN;							}						}						iColumn++;					}					else					{						iColumnShifted = fnShiftCol( aLayout, i, iColumn );						for ( k=0 ; k<iColspan ; k++ )						{							aLayout[i][iColumnShifted+k] = COLSPAN;						}						iColumn += iColspan;					}				}			}						/* Convert the layout array into a node array */			for ( i=0, iLen=aLayout.length ; i<iLen ; i++ )			{				for ( j=0, jLen=aLayout[i].length ; j<jLen ; j++ )				{					if ( typeof aLayout[i][j] == 'object' )					{						aReturn[j] = aLayout[i][j];					}				}			}						return aReturn;		}				/*		 * Function: _fnScrollBarWidth		 * Purpose:  Get the width of a scroll bar in this browser being used		 * Returns:  int: - width in pixels		 * Inputs:   -		 * Notes:    All credit for this function belongs to Alexandre Gomes. Thanks for sharing!		 *   http://www.alexandre-gomes.com/?p=115		 */		function _fnScrollBarWidth ()		{  			var inner = document.createElement('p');  			var style = inner.style;			style.width = "100%";  			style.height = "200px";  						var outer = document.createElement('div');  			style = outer.style;			style.position = "absolute";  			style.top = "0px";  			style.left = "0px";  			style.visibility = "hidden";  			style.width = "200px";  			style.height = "150px";  			style.overflow = "hidden";  			outer.appendChild(inner);  						document.body.appendChild(outer);  			var w1 = inner.offsetWidth;  			outer.style.overflow = 'scroll';  			var w2 = inner.offsetWidth;  			if ( w1 == w2 )			{				w2 = outer.clientWidth;  			}						document.body.removeChild(outer); 			return (w1 - w2);  		}				/*		 * Function: _fnApplyToChildren		 * Purpose:  Apply a given function to the display child nodes of an element array (typically		 *   TD children of TR rows		 * Returns:  - (done by reference)		 * Inputs:   function:fn - Method to apply to the objects		 *           array nodes:an1 - List of elements to look through for display children		 *           array nodes:an2 - Another list (identical structure to the first) - optional		 */		function _fnApplyToChildren( fn, an1, an2 )		{			for ( var i=0, iLen=an1.length ; i<iLen ; i++ )			{				for ( var j=0, jLen=an1[i].childNodes.length ; j<jLen ; j++ )				{					if ( an1[i].childNodes[j].nodeType == 1 )					{						if ( typeof an2 != 'undefined' )						{							fn( an1[i].childNodes[j], an2[i].childNodes[j] );						}						else						{							fn( an1[i].childNodes[j] );						}					}				}			}		}				/*		 * Function: _fnMap		 * Purpose:  See if a property is defined on one object, if so assign it to the other object		 * Returns:  - (done by reference)		 * Inputs:   object:oRet - target object		 *           object:oSrc - source object		 *           string:sName - property		 *           string:sMappedName - name to map too - optional, sName used if not given		 */		function _fnMap( oRet, oSrc, sName, sMappedName )		{			if ( typeof sMappedName == 'undefined' )			{				sMappedName = sName;			}			if ( typeof oSrc[sName] != 'undefined' )			{				oRet[sMappedName] = oSrc[sName];			}		}				/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - API		 * 		 * I'm not overly happy with this solution - I'd much rather that there was a way of getting		 * a list of all the private functions and do what we need to dynamically - but that doesn't		 * appear to be possible. Bonkers. A better solution would be to provide a 'bind' type object		 * To do - bind type method in DTs 2.x.		 */		this.oApi._fnExternApiFunc = _fnExternApiFunc;		this.oApi._fnInitalise = _fnInitalise;		this.oApi._fnLanguageProcess = _fnLanguageProcess;		this.oApi._fnAddColumn = _fnAddColumn;		this.oApi._fnColumnOptions = _fnColumnOptions;		this.oApi._fnAddData = _fnAddData;		this.oApi._fnGatherData = _fnGatherData;		this.oApi._fnDrawHead = _fnDrawHead;		this.oApi._fnDraw = _fnDraw;		this.oApi._fnReDraw = _fnReDraw;		this.oApi._fnAjaxUpdate = _fnAjaxUpdate;		this.oApi._fnAjaxUpdateDraw = _fnAjaxUpdateDraw;		this.oApi._fnAddOptionsHtml = _fnAddOptionsHtml;		this.oApi._fnFeatureHtmlTable = _fnFeatureHtmlTable;		this.oApi._fnScrollDraw = _fnScrollDraw;		this.oApi._fnAjustColumnSizing = _fnAjustColumnSizing;		this.oApi._fnFeatureHtmlFilter = _fnFeatureHtmlFilter;		this.oApi._fnFilterComplete = _fnFilterComplete;		this.oApi._fnFilterCustom = _fnFilterCustom;		this.oApi._fnFilterColumn = _fnFilterColumn;		this.oApi._fnFilter = _fnFilter;		this.oApi._fnBuildSearchArray = _fnBuildSearchArray;		this.oApi._fnFilterCreateSearch = _fnFilterCreateSearch;		this.oApi._fnDataToSearch = _fnDataToSearch;		this.oApi._fnSort = _fnSort;		this.oApi._fnSortAttachListener = _fnSortAttachListener;		this.oApi._fnSortingClasses = _fnSortingClasses;		this.oApi._fnFeatureHtmlPaginate = _fnFeatureHtmlPaginate;		this.oApi._fnPageChange = _fnPageChange;		this.oApi._fnFeatureHtmlInfo = _fnFeatureHtmlInfo;		this.oApi._fnUpdateInfo = _fnUpdateInfo;		this.oApi._fnFeatureHtmlLength = _fnFeatureHtmlLength;		this.oApi._fnFeatureHtmlProcessing = _fnFeatureHtmlProcessing;		this.oApi._fnProcessingDisplay = _fnProcessingDisplay;		this.oApi._fnVisibleToColumnIndex = _fnVisibleToColumnIndex;		this.oApi._fnColumnIndexToVisible = _fnColumnIndexToVisible;		this.oApi._fnNodeToDataIndex = _fnNodeToDataIndex;		this.oApi._fnVisbleColumns = _fnVisbleColumns;		this.oApi._fnCalculateEnd = _fnCalculateEnd;		this.oApi._fnConvertToWidth = _fnConvertToWidth;		this.oApi._fnCalculateColumnWidths = _fnCalculateColumnWidths;		this.oApi._fnScrollingWidthAdjust = _fnScrollingWidthAdjust;		this.oApi._fnGetWidestNode = _fnGetWidestNode;		this.oApi._fnGetMaxLenString = _fnGetMaxLenString;		this.oApi._fnStringToCss = _fnStringToCss;		this.oApi._fnArrayCmp = _fnArrayCmp;		this.oApi._fnDetectType = _fnDetectType;		this.oApi._fnSettingsFromNode = _fnSettingsFromNode;		this.oApi._fnGetDataMaster = _fnGetDataMaster;		this.oApi._fnGetTrNodes = _fnGetTrNodes;		this.oApi._fnGetTdNodes = _fnGetTdNodes;		this.oApi._fnEscapeRegex = _fnEscapeRegex;		this.oApi._fnDeleteIndex = _fnDeleteIndex;		this.oApi._fnReOrderIndex = _fnReOrderIndex;		this.oApi._fnColumnOrdering = _fnColumnOrdering;		this.oApi._fnLog = _fnLog;		this.oApi._fnClearTable = _fnClearTable;		this.oApi._fnSaveState = _fnSaveState;		this.oApi._fnLoadState = _fnLoadState;		this.oApi._fnCreateCookie = _fnCreateCookie;		this.oApi._fnReadCookie = _fnReadCookie;		this.oApi._fnGetUniqueThs = _fnGetUniqueThs;		this.oApi._fnScrollBarWidth = _fnScrollBarWidth;		this.oApi._fnApplyToChildren = _fnApplyToChildren;		this.oApi._fnMap = _fnMap;						/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *		 * Section - Constructor		 */				/* Want to be able to reference "this" inside the this.each function */		var _that = this;		return this.each(function()		{			var i=0, iLen, j, jLen, k, kLen;						/* Check to see if we are re-initalising a table */			for ( i=0, iLen=_aoSettings.length ; i<iLen ; i++ )			{				/* Base check on table node */				if ( _aoSettings[i].nTable == this )				{					if ( typeof oInit == 'undefined' || 					   ( typeof oInit.bRetrieve != 'undefined' && oInit.bRetrieve === true ) )					{						return _aoSettings[i].oInstance;					}					else if ( typeof oInit.bDestroy != 'undefined' && oInit.bDestroy === true )					{						_aoSettings[i].oInstance.fnDestroy();						break;					}					else					{						_fnLog( _aoSettings[i], 0, "Cannot reinitialise DataTable.\n\n"+							"To retrieve the DataTables object for this table, please pass either no arguments "+							"to the dataTable() function, or set bRetrieve to true. Alternatively, to destory "+							"the old table and create a new one, set bDestroy to true (note that a lot of "+							"changes to the configuration can be made through the API which is usually much "+							"faster)." );						return;					}				}								/* If the element we are initialising has the same ID as a table which was previously				 * initialised, but the table nodes don't match (from before) then we destory the old				 * instance by simply deleting it. This is under the assumption that the table has been				 * destroyed by other methods. Anyone using non-id selectors will need to do this manually				 */				if ( _aoSettings[i].sTableId !== "" && _aoSettings[i].sTableId == this.getAttribute('id') )				{					_aoSettings.splice( i, 1 );					break;				}			}						/* Make a complete and independent copy of the settings object */			var oSettings = new classSettings();			_aoSettings.push( oSettings );						var bInitHandedOff = false;			var bUsePassedData = false;						/* Set the id */			var sId = this.getAttribute( 'id' );			if ( sId !== null )			{				oSettings.sTableId = sId;				oSettings.sInstance = sId;			}			else			{				oSettings.sInstance = _oExt._oExternConfig.iNextUnique ++;			}						/* Sanity check */			if ( this.nodeName.toLowerCase() != 'table' )			{				_fnLog( oSettings, 0, "Attempted to initialise DataTables on a node which is not a "+					"table: "+this.nodeName );				return;			}						/* Store 'this' in the settings object for later retrieval */			oSettings.oInstance = _that;						/* Set the table node */			oSettings.nTable = this;						/* Bind the API functions to the settings, so we can perform actions whenever oSettings is			 * available			 */			oSettings.oApi = _that.oApi;						/* State the table's width for if a destroy is called at a later time */			oSettings.sDestroyWidth = $(this).width();						/* Store the features that we have available */			if ( typeof oInit != 'undefined' && oInit !== null )			{				oSettings.oInit = oInit;				_fnMap( oSettings.oFeatures, oInit, "bPaginate" );				_fnMap( oSettings.oFeatures, oInit, "bLengthChange" );				_fnMap( oSettings.oFeatures, oInit, "bFilter" );				_fnMap( oSettings.oFeatures, oInit, "bSort" );				_fnMap( oSettings.oFeatures, oInit, "bInfo" );				_fnMap( oSettings.oFeatures, oInit, "bProcessing" );				_fnMap( oSettings.oFeatures, oInit, "bAutoWidth" );				_fnMap( oSettings.oFeatures, oInit, "bSortClasses" );				_fnMap( oSettings.oFeatures, oInit, "bServerSide" );				_fnMap( oSettings.oScroll, oInit, "sScrollX", "sX" );				_fnMap( oSettings.oScroll, oInit, "sScrollXInner", "sXInner" );				_fnMap( oSettings.oScroll, oInit, "sScrollY", "sY" );				_fnMap( oSettings.oScroll, oInit, "bScrollCollapse", "bCollapse" );				_fnMap( oSettings.oScroll, oInit, "bScrollInfinite", "bInfinite" );				_fnMap( oSettings.oScroll, oInit, "iScrollLoadGap", "iLoadGap" );				_fnMap( oSettings, oInit, "asStripClasses" );				_fnMap( oSettings, oInit, "fnRowCallback" );				_fnMap( oSettings, oInit, "fnHeaderCallback" );				_fnMap( oSettings, oInit, "fnFooterCallback" );				_fnMap( oSettings, oInit, "fnCookieCallback" );				_fnMap( oSettings, oInit, "fnInitComplete" );				_fnMap( oSettings, oInit, "fnServerData" );				_fnMap( oSettings, oInit, "fnFormatNumber" );				_fnMap( oSettings, oInit, "aaSorting" );
				_fnMap( oSettings, oInit, "aaSortingFixed" );				_fnMap( oSettings, oInit, "aLengthMenu" );				_fnMap( oSettings, oInit, "sPaginationType" );				_fnMap( oSettings, oInit, "sAjaxSource" );				_fnMap( oSettings, oInit, "iCookieDuration" );				_fnMap( oSettings, oInit, "sCookiePrefix" );				_fnMap( oSettings, oInit, "sDom" );				_fnMap( oSettings, oInit, "oSearch", "oPreviousSearch" );				_fnMap( oSettings, oInit, "aoSearchCols", "aoPreSearchCols" );				_fnMap( oSettings, oInit, "iDisplayLength", "_iDisplayLength" );				_fnMap( oSettings, oInit, "bJQueryUI", "bJUI" );				_fnMap( oSettings.oLanguage, oInit, "fnInfoCallback" );								if ( typeof oInit.fnDrawCallback == 'function' )				{					/* Add user given callback function to array */					oSettings.aoDrawCallback.push( {						"fn": oInit.fnDrawCallback,						"sName": "user"					} );				}								if ( oSettings.oFeatures.bServerSide && oSettings.oFeatures.bSort &&					   oSettings.oFeatures.bSortClasses )				{					/* Enable sort classes for server-side processing. Safe to do it here, since server-side					 * processing must be enabled by the developer					 */					oSettings.aoDrawCallback.push( {						"fn": _fnSortingClasses,						"sName": "server_side_sort_classes"					} );				}								if ( typeof oInit.bJQueryUI != 'undefined' && oInit.bJQueryUI )				{					/* Use the JUI classes object for display. You could clone the oStdClasses object if 					 * you want to have multiple tables with multiple independent classes 					 */					oSettings.oClasses = _oExt.oJUIClasses;										if ( typeof oInit.sDom == 'undefined' )					{						/* Set the DOM to use a layout suitable for jQuery UI's theming */						oSettings.sDom = '<"H"lfr>t<"F"ip>';					}				}								/* Calculate the scroll bar width and cache it for use later on */				if ( oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "" )				{					oSettings.oScroll.iBarWidth = _fnScrollBarWidth();				}								if ( typeof oInit.iDisplayStart != 'undefined' && 				     typeof oSettings.iInitDisplayStart == 'undefined' )				{					/* Display start point, taking into account the save saving */					oSettings.iInitDisplayStart = oInit.iDisplayStart;					oSettings._iDisplayStart = oInit.iDisplayStart;				}								/* Must be done after everything which can be overridden by a cookie! */				if ( typeof oInit.bStateSave != 'undefined' )				{					oSettings.oFeatures.bStateSave = oInit.bStateSave;					_fnLoadState( oSettings, oInit );					oSettings.aoDrawCallback.push( {						"fn": _fnSaveState,						"sName": "state_save"					} );				}								if ( typeof oInit.aaData != 'undefined' )				{					bUsePassedData = true;				}								/* Backwards compatability */				/* aoColumns / aoData - remove at some point... */				if ( typeof oInit != 'undefined' && typeof oInit.aoData != 'undefined' )				{					oInit.aoColumns = oInit.aoData;				}								/* Language definitions */				if ( typeof oInit.oLanguage != 'undefined' )				{					if ( typeof oInit.oLanguage.sUrl != 'undefined' && oInit.oLanguage.sUrl !== "" )					{						/* Get the language definitions from a file */						oSettings.oLanguage.sUrl = oInit.oLanguage.sUrl;						$.getJSON( oSettings.oLanguage.sUrl, null, function( json ) { 							_fnLanguageProcess( oSettings, json, true ); } );						bInitHandedOff = true;					}					else					{						_fnLanguageProcess( oSettings, oInit.oLanguage, false );					}				}				/* Warning: The _fnLanguageProcess function is async to the remainder of this function due				 * to the XHR. We use _bInitialised in _fnLanguageProcess() to check this the processing 				 * below is complete. The reason for spliting it like this is optimisation - we can fire				 * off the XHR (if needed) and then continue processing the data.				 */			}			else			{				/* Create a dummy object for quick manipulation later on. */				oInit = {};			}						/*			 * Stripes			 * Add the strip classes now that we know which classes to apply - unless overruled			 */			if ( typeof oInit.asStripClasses == 'undefined' )			{				oSettings.asStripClasses.push( oSettings.oClasses.sStripOdd );				oSettings.asStripClasses.push( oSettings.oClasses.sStripEven );			}						/* Remove row stripe classes if they are already on the table row */			var bStripeRemove = false;			var anRows = $('tbody>tr', this);			for ( i=0, iLen=oSettings.asStripClasses.length ; i<iLen ; i++ )			{				if ( anRows.filter(":lt(2)").hasClass( oSettings.asStripClasses[i]) )				{					bStripeRemove = true;					break;				}			}								if ( bStripeRemove )			{				/* Store the classes which we are about to remove so they can be readded on destory */				oSettings.asDestoryStrips = [ '', '' ];				if ( $(anRows[0]).hasClass(oSettings.oClasses.sStripOdd) )				{					oSettings.asDestoryStrips[0] += oSettings.oClasses.sStripOdd+" ";				}				if ( $(anRows[0]).hasClass(oSettings.oClasses.sStripEven) )				{					oSettings.asDestoryStrips[0] += oSettings.oClasses.sStripEven;				}				if ( $(anRows[1]).hasClass(oSettings.oClasses.sStripOdd) )				{					oSettings.asDestoryStrips[1] += oSettings.oClasses.sStripOdd+" ";				}				if ( $(anRows[1]).hasClass(oSettings.oClasses.sStripEven) )				{					oSettings.asDestoryStrips[1] += oSettings.oClasses.sStripEven;				}								anRows.removeClass( oSettings.asStripClasses.join(' ') );			}						/*			 * Columns			 * See if we should load columns automatically or use defined ones			 */			var nThead = this.getElementsByTagName('thead');			var anThs = nThead.length===0 ? [] : _fnGetUniqueThs( nThead[0] );			var aoColumnsInit;						/* If not given a column array, generate one with nulls */			if ( typeof oInit.aoColumns == 'undefined' )			{				aoColumnsInit = [];				for ( i=0, iLen=anThs.length ; i<iLen ; i++ )				{					aoColumnsInit.push( null );				}			}			else			{				aoColumnsInit = oInit.aoColumns;			}						/* Add the columns */			for ( i=0, iLen=aoColumnsInit.length ; i<iLen ; i++ )			{				/* Check if we have column visibilty state to restore */				if ( typeof oInit.saved_aoColumns != 'undefined' && oInit.saved_aoColumns.length == iLen )				{					if ( aoColumnsInit[i] === null )					{						aoColumnsInit[i] = {};					}					aoColumnsInit[i].bVisible = oInit.saved_aoColumns[i].bVisible;				}								_fnAddColumn( oSettings, anThs ? anThs[i] : null );			}						/* Add options from column definations */			if ( typeof oInit.aoColumnDefs != 'undefined' )			{				/* Loop over the column defs array - loop in reverse so first instace has priority */				for ( i=oInit.aoColumnDefs.length-1 ; i>=0 ; i-- )				{					/* Each column def can target multiple columns, as it is an array */					var aTargets = oInit.aoColumnDefs[i].aTargets;					for ( j=0, jLen=aTargets.length ; j<jLen ; j++ )					{						if ( typeof aTargets[j] == 'number' && aTargets[j] >= 0 )						{							/* 0+ integer, left to right column counting. We add columns which are unknown							 * automatically. Is this the right behaviour for this? We should at least							 * log it in future. We cannot do this for the negative or class targets, only here.							 */							while( oSettings.aoColumns.length <= aTargets[j] )							{								_fnAddColumn( oSettings );							}							_fnColumnOptions( oSettings, aTargets[j], oInit.aoColumnDefs[i] );						}						else if ( typeof aTargets[j] == 'number' && aTargets[j] < 0 )						{							/* Negative integer, right to left column counting */							_fnColumnOptions( oSettings, oSettings.aoColumns.length+aTargets[j], 								oInit.aoColumnDefs[i] );						}						else if ( typeof aTargets[j] == 'string' )						{							/* Class name matching on TH element */							for ( k=0, kLen=oSettings.aoColumns.length ; k<kLen ; k++ )							{								if ( aTargets[j] == "_all" ||								     oSettings.aoColumns[k].nTh.className.indexOf( aTargets[j] ) != -1 )								{									_fnColumnOptions( oSettings, k, oInit.aoColumnDefs[i] );								}							}						}					}				}			}						/* Add options from column array - after the defs array so this has priority */			if ( typeof aoColumnsInit != 'undefined' )			{				for ( i=0, iLen=aoColumnsInit.length ; i<iLen ; i++ )				{					_fnColumnOptions( oSettings, i, aoColumnsInit[i] );				}			}						/*			 * Sorting			 * Check the aaSorting array			 */			for ( i=0, iLen=oSettings.aaSorting.length ; i<iLen ; i++ )			{				var oColumn = oSettings.aoColumns[ oSettings.aaSorting[i][0] ];								/* Add a default sorting index */				if ( typeof oSettings.aaSorting[i][2] == 'undefined' )				{					oSettings.aaSorting[i][2] = 0;				}								/* If aaSorting is not defined, then we use the first indicator in asSorting */				if ( typeof oInit.aaSorting == "undefined" && 						 typeof oSettings.saved_aaSorting == "undefined" )				{					oSettings.aaSorting[i][1] = oColumn.asSorting[0];				}								/* Set the current sorting index based on aoColumns.asSorting */				for ( j=0, jLen=oColumn.asSorting.length ; j<jLen ; j++ )				{					if ( oSettings.aaSorting[i][1] == oColumn.asSorting[j] )					{						oSettings.aaSorting[i][2] = j;						break;					}				}			}						/*			 * Final init			 * Sanity check that there is a thead and tbody. If not let's just create them			 */			if ( this.getElementsByTagName('thead').length === 0 )			{				this.appendChild( document.createElement( 'thead' ) );			}						if ( this.getElementsByTagName('tbody').length === 0 )			{				this.appendChild( document.createElement( 'tbody' ) );			}						oSettings.nTHead = this.getElementsByTagName('thead')[0];			oSettings.nTBody = this.getElementsByTagName('tbody')[0];			if ( this.getElementsByTagName('tfoot').length > 0 )			{				oSettings.nTFoot = this.getElementsByTagName('tfoot')[0];			}						/* Check if there is data passing into the constructor */			if ( bUsePassedData )			{				for ( i=0 ; i<oInit.aaData.length ; i++ )				{					_fnAddData( oSettings, oInit.aaData[ i ] );				}			}			else			{				/* Grab the data from the page */				_fnGatherData( oSettings );			}						/* Copy the data index array */			oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();						/* Initialisation complete - table can be drawn */			oSettings.bInitialised = true;						/* Check if we need to initialise the table (it might not have been handed off to the			 * language processor)			 */			if ( bInitHandedOff === false )			{				_fnInitalise( oSettings );			}		});	};})(jQuery, window, document);
