1. 程式人生 > >表單加分頁功能

表單加分頁功能

1、ftl中引入下面兩個js檔案後自動載入
<!--data table-->
<script type="text/javascript" src="${basePath}/js/data-tables/jquery.dataTables.js"></script>
<script type="text/javascript" src="${basePath}/js/data-tables/DT_bootstrap.js"></script>

2、jquery.dataTables.js中

/**
 * @summary     DataTables
 * @description Paginate, search and sort HTML tables
 * @version     1.9.4
 * @file        jquery.dataTables.js
 * @author      Allan Jardine (www.sprymedia.co.uk)
 * @contact     www.sprymedia.co.uk/contact
 *
 * @copyright Copyright 2008-2012 Allan Jardine, all rights reserved.
 *
 * This source file is free software, under either the GPL v2 license or a
 * BSD style license, available at:
 *   http://datatables.net/license_gpl2
 *   http://datatables.net/license_bsd
 * 
 * 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
 */

/*jslint evil: true, undef: true, browser: true */
/*globals $, jQuery,define,_fnExternApiFunc,_fnInitialise,_fnInitComplete,_fnLanguageCompat,_fnAddColumn,_fnColumnOptions,_fnAddData,_fnCreateTr,_fnGatherData,_fnBuildHead,_fnDrawHead,_fnDraw,_fnReDraw,_fnAjaxUpdate,_fnAjaxParameters,_fnAjaxUpdateDraw,_fnServerParams,_fnAddOptionsHtml,_fnFeatureHtmlTable,_fnScrollDraw,_fnAdjustColumnSizing,_fnFeatureHtmlFilter,_fnFilterComplete,_fnFilterCustom,_fnFilterColumn,_fnFilter,_fnBuildSearchArray,_fnBuildSearchRow,_fnFilterCreateSearch,_fnDataToSearch,_fnSort,_fnSortAttachListener,_fnSortingClasses,_fnFeatureHtmlPaginate,_fnPageChange,_fnFeatureHtmlInfo,_fnUpdateInfo,_fnFeatureHtmlLength,_fnFeatureHtmlProcessing,_fnProcessingDisplay,_fnVisibleToColumnIndex,_fnColumnIndexToVisible,_fnNodeToDataIndex,_fnVisbleColumns,_fnCalculateEnd,_fnConvertToWidth,_fnCalculateColumnWidths,_fnScrollingWidthAdjust,_fnGetWidestNode,_fnGetMaxLenString,_fnStringToCss,_fnDetectType,_fnSettingsFromNode,_fnGetDataMaster,_fnGetTrNodes,_fnGetTdNodes,_fnEscapeRegex,_fnDeleteIndex,_fnReOrderIndex,_fnColumnOrdering,_fnLog,_fnClearTable,_fnSaveState,_fnLoadState,_fnCreateCookie,_fnReadCookie,_fnDetectHeader,_fnGetUniqueThs,_fnScrollBarWidth,_fnApplyToChildren,_fnMap,_fnGetRowData,_fnGetCellData,_fnSetCellData,_fnGetObjectDataFn,_fnSetObjectDataFn,_fnApplyColumnDefs,_fnBindAction,_fnCallbackReg,_fnCallbackFire,_fnJsonString,_fnRender,_fnNodeToColumnIndex,_fnInfoMacros,_fnBrowserDetect,_fnGetColumns*/

(/** @lends <global> */function( window, document, undefined ) {

(function( factory ) {
	"use strict";

	// Define as an AMD module if possible
	if ( typeof define === 'function' && define.amd )
	{
		define( ['jquery'], factory );
	}
	/* Define using browser globals otherwise
	 * Prevent multiple instantiations if the script is loaded twice
	 */
	else if ( jQuery && !jQuery.fn.dataTable )
	{
		factory( jQuery );
	}
}
(/** @lends <global> */function( $ ) {
	"use strict";
	/** 
	 * DataTables is a plug-in for the jQuery Javascript library. It is a 
	 * highly flexible tool, based upon the foundations of progressive 
	 * enhancement, which will add advanced interaction controls to any 
	 * HTML table. For a full list of features please refer to
	 * <a href="http://datatables.net">DataTables.net</a>.
	 *
	 * Note that the <i>DataTable</i> object is not a global variable but is
	 * aliased to <i>jQuery.fn.DataTable</i> and <i>jQuery.fn.dataTable</i> through which 
	 * it may be  accessed.
	 *
	 *  @class
	 *  @param {object} [oInit={}] Configuration object for DataTables. Options
	 *    are defined by {@link DataTable.defaults}
	 *  @requires jQuery 1.3+
	 * 
	 *  @example
	 *    // Basic initialisation
	 *    $(document).ready( function {
	 *      $('#example').dataTable();
	 *    } );
	 *  
	 *  @example
	 *    // Initialisation with configuration options - in this case, disable
	 *    // pagination and sorting.
	 *    $(document).ready( function {
	 *      $('#example').dataTable( {
	 *        "bPaginate": false,
	 *        "bSort": false 
	 *      } );
	 *    } );
	 */
	var DataTable = function( oInit )
	{
		
		
		/**
		 * Add a column to the list used for the table with default values
		 *  @param {object} oSettings dataTables settings object
		 *  @param {node} nTh The th element for this column
		 *  @memberof DataTable#oApi
		 */
		function _fnAddColumn( oSettings, nTh )
		{
			var oDefaults = DataTable.defaults.columns;
			var iCol = oSettings.aoColumns.length;
			var oCol = $.extend( {}, DataTable.models.oColumn, oDefaults, {
				"sSortingClass": oSettings.oClasses.sSortable,
				"sSortingClassJUI": oSettings.oClasses.sSortJUI,
				"nTh": nTh ? nTh : document.createElement('th'),
				"sTitle":    oDefaults.sTitle    ? oDefaults.sTitle    : nTh ? nTh.innerHTML : '',
				"aDataSort": oDefaults.aDataSort ? oDefaults.aDataSort : [iCol],
				"mData": oDefaults.mData ? oDefaults.oDefaults : iCol
			} );
			oSettings.aoColumns.push( oCol );
			
			/* Add a column specific filter */
			if ( oSettings.aoPreSearchCols[ iCol ] === undefined || oSettings.aoPreSearchCols[ iCol ] === null )
			{
				oSettings.aoPreSearchCols[ iCol ] = $.extend( {}, DataTable.models.oSearch );
			}
			else
			{
				var oPre = oSettings.aoPreSearchCols[ iCol ];
				
				/* Don't require that the user must specify bRegex, bSmart or bCaseInsensitive */
				if ( oPre.bRegex === undefined )
				{
					oPre.bRegex = true;
				}
				
				if ( oPre.bSmart === undefined )
				{
					oPre.bSmart = true;
				}
				
				if ( oPre.bCaseInsensitive === undefined )
				{
					oPre.bCaseInsensitive = true;
				}
			}
			
			/* Use the column options function to initialise classes etc */
			_fnColumnOptions( oSettings, iCol, null );
		}
		
		
		/**
		 * Apply options for a column
		 *  @param {object} oSettings dataTables settings object
		 *  @param {int} iCol column index to consider
		 *  @param {object} oOptions object with sType, bVisible and bSearchable etc
		 *  @memberof DataTable#oApi
		 */
		function _fnColumnOptions( oSettings, iCol, oOptions )
		{
			var oCol = oSettings.aoColumns[ iCol ];
			
			/* User specified column options */
			if ( oOptions !== undefined && oOptions !== null )
			{
				/* Backwards compatibility for mDataProp */
				if ( oOptions.mDataProp && !oOptions.mData )
				{
					oOptions.mData = oOptions.mDataProp;
				}
		
				if ( oOptions.sType !== undefined )
				{
					oCol.sType = oOptions.sType;
					oCol._bAutoType = false;
				}
				
				$.extend( oCol, oOptions );
				_fnMap( oCol, oOptions, "sWidth", "sWidthOrig" );
		
				/* iDataSort to be applied (backwards compatibility), but aDataSort will take
				 * priority if defined
				 */
				if ( oOptions.iDataSort !== undefined )
				{
					oCol.aDataSort = [ oOptions.iDataSort ];
				}
				_fnMap( oCol, oOptions, "aDataSort" );
			}
		
			/* Cache the data get and set functions for speed */
			var mRender = oCol.mRender ? _fnGetObjectDataFn( oCol.mRender ) : null;
			var mData = _fnGetObjectDataFn( oCol.mData );
		
			oCol.fnGetData = function (oData, sSpecific) {
				var innerData = mData( oData, sSpecific );
		
				if ( oCol.mRender && (sSpecific && sSpecific !== '') )
				{
					return mRender( innerData, sSpecific, oData );
				}
				return innerData;
			};
			oCol.fnSetData = _fnSetObjectDataFn( oCol.mData );
			
			/* 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.sSortable;
				oCol.sSortingClassJUI = oSettings.oClasses.sSortJUI;
			}
			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;
			}
		}
		
		
		/**
		 * Adjust the table column widths for new data. Note: you would probably want to 
		 * do a redraw after calling this function!
		 *  @param {object} oSettings dataTables settings object
		 *  @memberof DataTable#oApi
		 */
		function _fnAdjustColumnSizing ( oSettings )
		{
			/* Not interested in doing column width calculation if auto-width 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;
			}
		}
		
		
		/**
		 * Covert the index of a visible column to the index in the data array (take account
		 * of hidden columns)
		 *  @param {object} oSettings dataTables settings object
		 *  @param {int} iMatch Visible column index to lookup
		 *  @returns {int} i the data index
		 *  @memberof DataTable#oApi
		 */
		function _fnVisibleToColumnIndex( oSettings, iMatch )
		{
			var aiVis = _fnGetColumns( oSettings, 'bVisible' );
		
			return typeof aiVis[iMatch] === 'number' ?
				aiVis[iMatch] :
				null;
		}
		
		
		/**
		 * Covert the index of an index in the data array and convert it to the visible
		 *   column index (take account of hidden columns)
		 *  @param {int} iMatch Column index to lookup
		 *  @param {object} oSettings dataTables settings object
		 *  @returns {int} i the data index
		 *  @memberof DataTable#oApi
		 */
		function _fnColumnIndexToVisible( oSettings, iMatch )
		{
			var aiVis = _fnGetColumns( oSettings, 'bVisible' );
			var iPos = $.inArray( iMatch, aiVis );
		
			return iPos !== -1 ? iPos : null;
		}
		
		
		/**
		 * Get the number of visible columns
		 *  @param {object} oSettings dataTables settings object
		 *  @returns {int} i the number of visible columns
		 *  @memberof DataTable#oApi
		 */
		function _fnVisbleColumns( oSettings )
		{
			return _fnGetColumns( oSettings, 'bVisible' ).length;
		}
		
		
		/**
		 * Get an array of column indexes that match a given property
		 *  @param {object} oSettings dataTables settings object
		 *  @param {string} sParam Parameter in aoColumns to look for - typically 
		 *    bVisible or bSearchable
		 *  @returns {array} Array of indexes with matched properties
		 *  @memberof DataTable#oApi
		 */
		function _fnGetColumns( oSettings, sParam )
		{
			var a = [];
		
			$.map( oSettings.aoColumns, function(val, i) {
				if ( val[sParam] ) {
					a.push( i );
				}
			} );
		
			return a;
		}
		
		
		/**
		 * Get the sort type based on an input string
		 *  @param {string} sData data we wish to know the type of
		 *  @returns {string} type (defaults to 'string' if no type can be detected)
		 *  @memberof DataTable#oApi
		 */
		function _fnDetectType( sData )
		{
			var aTypes = DataTable.ext.aTypes;
			var iLen = aTypes.length;
			
			for ( var i=0 ; i<iLen ; i++ )
			{
				var sType = aTypes[i]( sData );
				if ( sType !== null )
				{
					return sType;
				}
			}
			
			return 'string';
		}
		
		
		/**
		 * Figure out how to reorder a display list
		 *  @param {object} oSettings dataTables settings object
		 *  @returns array {int} aiReturn index list for reordering
		 *  @memberof DataTable#oApi
		 */
		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;
		}
		
		
		/**
		 * Get the column ordering that DataTables expects
		 *  @param {object} oSettings dataTables settings object
		 *  @returns {string} comma separated list of names
		 *  @memberof DataTable#oApi
		 */
		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);
		}
		
		
		/**
		 * Take the column definitions and static columns arrays and calculate how
		 * they relate to column indexes. The callback function will then apply the
		 * definition found for a column to a suitable configuration object.
		 *  @param {object} oSettings dataTables settings object
		 *  @param {array} aoColDefs The aoColumnDefs array that is to be applied
		 *  @param {array} aoCols The aoColumns array that defines columns individually
		 *  @param {function} fn Callback function - takes two parameters, the calculated
		 *    column index and the definition for that column.
		 *  @memberof DataTable#oApi
		 */
		function _fnApplyColumnDefs( oSettings, aoColDefs, aoCols, fn )
		{
			var i, iLen, j, jLen, k, kLen;
		
			// Column definitions with aTargets
			if ( aoColDefs )
			{
				/* Loop over the definitions array - loop in reverse so first instance has priority */
				for ( i=aoColDefs.length-1 ; i>=0 ; i-- )
				{
					/* Each definition can target multiple columns, as it is an array */
					var aTargets = aoColDefs[i].aTargets;
					if ( !$.isArray( aTargets ) )
					{
						_fnLog( oSettings, 1, 'aTargets must be an array of targets, not a '+(typeof aTargets) );
					}
		
					for ( j=0, jLen=aTargets.length ; j<jLen ; j++ )
					{
						if ( typeof aTargets[j] === 'number' && aTargets[j] >= 0 )
						{
							/* Add columns that we don't yet know about */
							while( oSettings.aoColumns.length <= aTargets[j] )
							{
								_fnAddColumn( oSettings );
							}
		
							/* Integer, basic index */
							fn( aTargets[j], aoColDefs[i] );
						}
						else if ( typeof aTargets[j] === 'number' && aTargets[j] < 0 )
						{
							/* Negative integer, right to left column counting */
							fn( oSettings.aoColumns.length+aTargets[j], aoColDefs[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).hasClass( aTargets[j] ) )
								{
									fn( k, aoColDefs[i] );
								}
							}
						}
					}
				}
			}
		
			// Statically defined columns array
			if ( aoCols )
			{
				for ( i=0, iLen=aoCols.length ; i<iLen ; i++ )
				{
					fn( i, aoCols[i] );
				}
			}
		}
		
		/**
		 * Add a data array to the table, creating DOM node etc. This is the parallel to 
		 * _fnGatherData, but for adding rows from a Javascript source, rather than a
		 * DOM source.
		 *  @param {object} oSettings dataTables settings object
		 *  @param {array} aData data array to be added
		 *  @returns {int} >=0 if successful (index of new aoData entry), -1 if failed
		 *  @memberof DataTable#oApi
		 */
		function _fnAddData ( oSettings, aDataSupplied )
		{
			var oCol;
			
			/* Take an independent copy of the data source so we can bash it about as we wish */
			var aDataIn = ($.isArray(aDataSupplied)) ?
				aDataSupplied.slice() :
				$.extend( true, {}, aDataSupplied );
			
			/* Create the object for storing information about this new row */
			var iRow = oSettings.aoData.length;
			var oData = $.extend( true, {}, DataTable.models.oRow );
			oData._aData = aDataIn;
			oSettings.aoData.push( oData );
		
			/* Create the cells */
			var nTd, sThisType;
			for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
			{
				oCol = oSettings.aoColumns[i];
		
				/* Use rendered data for filtering / sorting */
				if ( typeof oCol.fnRender === 'function' && oCol.bUseRendered && oCol.mData !== null )
				{
					_fnSetCellData( oSettings, iRow, i, _fnRender(oSettings, iRow, i) );
				}
				else
				{
					_fnSetCellData( oSettings, iRow, i, _fnGetCellData( oSettings, iRow, i ) );
				}
				
				/* See if we should auto-detect the column type */
				if ( oCol._bAutoType && oCol.sType != 'string' )
				{
					/* Attempt to auto detect the type - same as _fnGatherData() */
					var sVarType = _fnGetCellData( oSettings, iRow, i, 'type' );
					if ( sVarType !== null && sVarType !== '' )
					{
						sThisType = _fnDetectType( sVarType );
						if ( oCol.sType === null )
						{
							oCol.sType = sThisType;
						}
						else if ( oCol.sType != sThisType && oCol.sType != "html" )
						{
							/* String is always the 'fallback' option */
							oCol.sType = 'string';
						}
					}
				}
			}
			
			/* Add to the display array */
			oSettings.aiDisplayMaster.push( iRow );
		
			/* Create the DOM information */
			if ( !oSettings.oFeatures.bDeferRender )
			{
				_fnCreateTr( oSettings, iRow );
			}
		
			return iRow;
		}
		
		
		/**
		 * Read in the data from the target table from the DOM
		 *  @param {object} oSettings dataTables settings object
		 *  @memberof DataTable#oApi
		 */
		function _fnGatherData( oSettings )
		{
			var iLoop, i, iLen, j, jLen, jInner,
			 	nTds, nTrs, nTd, nTr, aLocalData, iThisIndex,
				iRow, iRows, iColumn, iColumns, sNodeName,
				oCol, oData;
			
			/*
			 * 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.bDeferLoading || oSettings.sAjaxSource === null )
			{
				nTr = oSettings.nTBody.firstChild;
				while ( nTr )
				{
					if ( nTr.nodeName.toUpperCase() == "TR" )
					{
						iThisIndex = oSettings.aoData.length;
						nTr._DT_RowIndex = iThisIndex;
						oSettings.aoData.push( $.extend( true, {}, DataTable.models.oRow, {
							"nTr": nTr
						} ) );
		
						oSettings.aiDisplayMaster.push( iThisIndex );
						nTd = nTr.firstChild;
						jInner = 0;
						while ( nTd )
						{
							sNodeName = nTd.nodeName.toUpperCase();
							if ( sNodeName == "TD" || sNodeName == "TH" )
							{
								_fnSetCellData( oSettings, iThisIndex, jInner, $.trim(nTd.innerHTML) );
								jInner++;
							}
							nTd = nTd.nextSibling;
						}
					}
					nTr = nTr.nextSibling;
				}
			}
			
			/* 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++ )
			{
				nTd = nTrs[i].firstChild;
				while ( nTd )
				{
					sNodeName = nTd.nodeName.toUpperCase();
					if ( sNodeName == "TD" || sNodeName == "TH" )
					{
						nTds.push( nTd );
					}
					nTd = nTd.nextSibling;
				}
			}
			
			/* Now process by column */
			for ( iColumn=0, iColumns=oSettings.aoColumns.length ; iColumn<iColumns ; iColumn++ )
			{
				oCol = oSettings.aoColumns[iColumn];
		
				/* Get the title of the column - unless there is a user set one */
				if ( oCol.sTitle === null )
				{
					oCol.sTitle = oCol.nTh.innerHTML;
				}
				
				var
					bAutoType = oCol._bAutoType,
					bRender = typeof oCol.fnRender === 'function',
					bClass = oCol.sClass !== null,
					bVisible = oCol.bVisible,
					nCell, sThisType, sRendered, sValType;
				
				/* 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++ )
					{
						oData = oSettings.aoData[iRow];
						nCell = nTds[ (iRow*iColumns) + iColumn ];
						
						/* Type detection */
						if ( bAutoType && oCol.sType != 'string' )
						{
							sValType = _fnGetCellData( oSettings, iRow, iColumn, 'type' );
							if ( sValType !== '' )
							{
								sThisType = _fnDetectType( sValType );
								if ( oCol.sType === null )
								{
									oCol.sType = sThisType;
								}
								else if ( oCol.sType != sThisType && 
								          oCol.sType != "html" )
								{
									/* String is always the 'fallback' option */
									oCol.sType = 'string';
								}
							}
						}
		
						if ( oCol.mRender )
						{
							// mRender has been defined, so we need to get the value and set it
							nCell.innerHTML = _fnGetCellData( oSettings, iRow, iColumn, 'display' );
						}
						else if ( oCol.mData !== iColumn )
						{
							// If mData is not the same as the column number, then we need to
							// get the dev set value. If it is the column, no point in wasting
							// time setting the value that is already there!
							nCell.innerHTML = _fnGetCellData( oSettings, iRow, iColumn, 'display' );
						}
						
						/* Rendering */
						if ( bRender )
						{
							sRendered = _fnRender( oSettings, iRow, iColumn );
							nCell.innerHTML = sRendered;
							if ( oCol.bUseRendered )
							{
								/* Use the rendered data for filtering / sorting */
								_fnSetCellData( oSettings, iRow, iColumn, sRendered );
							}
						}
						
						/* Classes */
						if ( bClass )
						{
							nCell.className += ' '+oCol.sClass;
						}
						
						/* Column visibility */
						if ( !bVisible )
						{
							oData._anHidden[iColumn] = nCell;
							nCell.parentNode.removeChild( nCell );
						}
						else
						{
							oData._anHidden[iColumn] = null;
						}
		
						if ( oCol.fnCreatedCell )
						{
							oCol.fnCreatedCell.call( oSettings.oInstance,
								nCell, _fnGetCellData( oSettings, iRow, iColumn, 'display' ), oData._aData, iRow, iColumn
							);
						}
					}
				}
			}
		
			/* Row created callbacks */
			if ( oSettings.aoRowCreatedCallback.length !== 0 )
			{
				for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
				{
					oData = oSettings.aoData[i];
					_fnCallbackFire( oSettings, 'aoRowCreatedCallback', null, [oData.nTr, oData._aData, i] );
				}
			}
		}
		
		
		/**
		 * Take a TR element and convert it to an index in aoData
		 *  @param {object} oSettings dataTables settings object
		 *  @param {node} n the TR element to find
		 *  @returns {int} index if the node is found, null if not
		 *  @memberof DataTable#oApi
		 */
		function _fnNodeToDataIndex( oSettings, n )
		{
			return (n._DT_RowIndex!==undefined) ? n._DT_RowIndex : null;
		}
		
		
		/**
		 * Take a TD element and convert it into a column data index (not the visible index)
		 *  @param {object} oSettings dataTables settings object
		 *  @param {int} iRow The row number the TD/TH can be found in
		 *  @param {node} n The TD/TH element to find
		 *  @returns {int} index if the node is found, -1 if not
		 *  @memberof DataTable#oApi
		 */
		function _fnNodeToColumnIndex( oSettings, iRow, n )
		{
			var anCells = _fnGetTdNodes( oSettings, iRow );
		
			for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
			{
				if ( anCells[i] === n )
				{
					return i;
				}
			}
			return -1;
		}
		
		
		/**
		 * Get an array of data for a given row from the internal data cache
		 *  @param {object} oSettings dataTables settings object
		 *  @param {int} iRow aoData row id
		 *  @param {string} sSpecific data get type ('type' 'filter' 'sort')
		 *  @param {array} aiColumns Array of column indexes to get data from
		 *  @returns {array} Data array
		 *  @memberof DataTable#oApi
		 */
		function _fnGetRowData( oSettings, iRow, sSpecific, aiColumns )
		{
			var out = [];
			for ( var i=0, iLen=aiColumns.length ; i<iLen ; i++ )
			{
				out.push( _fnGetCellData( oSettings, iRow, aiColumns[i], sSpecific ) );
			}
			return out;
		}
		
		
		/**
		 * Get the data for a given cell from the internal cache, taking into account data mapping
		 *  @param {object} oSettings dataTables settings object
		 *  @param {int} iRow aoData row id
		 *  @param {int} iCol Column index
		 *  @param {string} sSpecific data get type ('display', 'type' 'filter' 'sort')
		 *  @returns {*} Cell data
		 *  @memberof DataTable#oApi
		 */
		function _fnGetCellData( oSettings, iRow, iCol, sSpecific )
		{
			var sData;
			var oCol = oSettings.aoColumns[iCol];
			var oData = oSettings.aoData[iRow]._aData;
		
			if ( (sData=oCol.fnGetData( oData, sSpecific )) === undefined )
			{
				if ( oSettings.iDrawError != oSettings.iDraw && oCol.sDefaultContent === null )
				{
					_fnLog( oSettings, 0, "Requested unknown parameter "+
						(typeof oCol.mData=='function' ? '{mData function}' : "'"+oCol.mData+"'")+
						" from the data source for row "+iRow );
					oSettings.iDrawError = oSettings.iDraw;
				}
				return oCol.sDefaultContent;
			}
		
			/* When the data source is null, we can use default column data */
			if ( sData === null && oCol.sDefaultContent !== null )
			{
				sData = oCol.sDefaultContent;
			}
			else if ( typeof sData === 'function' )
			{
				/* If the data source is a function, then we run it and use the return */
				return sData();
			}
		
			if ( sSpecific == 'display' && sData === null )
			{
				return '';
			}
			return sData;
		}
		
		
		/**
		 * Set the value for a specific cell, into the internal data cache
		 *  @param {object} oSettings dataTables settings object
		 *  @param {int} iRow aoData row id
		 *  @param {int} iCol Column index
		 *  @param {*} val Value to set
		 *  @memberof DataTable#oApi
		 */
		function _fnSetCellData( oSettings, iRow, iCol, val )
		{
			var oCol = oSettings.aoColumns[iCol];
			var oData = oSettings.aoData[iRow]._aData;
		
			oCol.fnSetData( oData, val );
		}
		
		
		// Private variable that is used to match array syntax in the data property object
		var __reArray = /\[.*?\]$/;
		
		/**
		 * Return a function that can be used to get data from a source object, taking
		 * into account the ability to use nested objects as a source
		 *  @param {string|int|function} mSource The data source for the object
		 *  @returns {function} Data get function
		 *  @memberof DataTable#oApi
		 */
		function _fnGetObjectDataFn( mSource )
		{
			if ( mSource === null )
			{
				/* Give an empty string for rendering / sorting etc */
				return function (data, type) {
					return null;
				};
			}
			else if ( typeof mSource === 'function' )
			{
				return function (data, type, extra) {
					return mSource( data, type, extra );
				};
			}
			else if ( typeof mSource === 'string' && (mSource.indexOf('.') !== -1 || mSource.indexOf('[') !== -1) )
			{
				/* If there is a . in the source string then the data source is in a 
				 * nested object so we loop over the data for each level to get the next
				 * level down. On each loop we test for undefined, and if found immediately
				 * return. This allows entire objects to be missing and sDefaultContent to
				 * be used if defined, rather than throwing an error
				 */
				var fetchData = function (data, type, src) {
					var a = src.split('.');
					var arrayNotation, out, innerSrc;
		
					if ( src !== "" )
					{
						for ( var i=0, iLen=a.length ; i<iLen ; i++ )
						{
							// Check if we are dealing with an array notation request
							arrayNotation = a[i].match(__reArray);
		
							if ( arrayNotation ) {
								a[i] = a[i].replace(__reArray, '');
		
								// Condition allows simply [] to be passed in
								if ( a[i] !== "" ) {
									data = data[ a[i] ];
								}
								out = [];
								
								// Get the remainder of the nested object to get
								a.splice( 0, i+1 );
								innerSrc = a.join('.');
		
								// Traverse each entry in the array getting the properties requested
								for ( var j=0, jLen=data.length ; j<jLen ; j++ ) {
									out.push( fetchData( data[j], type, innerSrc ) );
								}
		
								// If a string is given in between the array notation indicators, that
								// is used to join the strings together, otherwise an array is returned
								var join = arrayNotation[0].substring(1, arrayNotation[0].length-1);
								data = (join==="") ? out : out.join(join);
		
								// The inner call to fetchData has already traversed through the remainder
								// of the source requested, so we exit from the loop
								break;
							}
		
							if ( data === null || data[ a[i] ] === undefined )
							{
								return undefined;
							}
							data = data[ a[i] ];
						}
					}
		
					return data;
				};
		
				return function (data, type) {
					return fetchData( data, type, mSource );
				};
			}
			else
			{
				/* Array or flat object mapping */
				return function (data, type) {
					return data[mSource];	
				};
			}
		}
		
		
		/**
		 * Return a function that can be used to set data from a source object, taking
		 * into account the ability to use nested objects as a source
		 *  @param {string|int|function} mSource The data source for the object
		 *  @returns {function} Data set function
		 *  @memberof DataTable#oApi
		 */
		function _fnSetObjectDataFn( mSource )
		{
			if ( mSource === null )
			{
				/* Nothing to do when the data source is null */
				return function (data, val) {};
			}
			else if ( typeof mSource === 'function' )
			{
				return function (data, val) {
					mSource( data, 'set', val );
				};
			}
			else if ( typeof mSource === 'string' && (mSource.indexOf('.') !== -1 || mSource.indexOf('[') !== -1) )
			{
				/* Like the get, we need to get data from a nested object */
				var setData = function (data, val, src) {
					var a = src.split('.'), b;
					var arrayNotation, o, innerSrc;
		
					for ( var i=0, iLen=a.length-1 ; i<iLen ; i++ )
					{
						// Check if we are dealing with an array notation request
						arrayNotation = a[i].match(__reArray);
		
						if ( arrayNotation )
						{
							a[i] = a[i].replace(__reArray, '');
							data[ a[i] ] = [];
							
							// Get the remainder of the nested object to set so we can recurse
							b = a.slice();
							b.splice( 0, i+1 );
							innerSrc = b.join('.');
		
							// Traverse each entry in the array setting the properties requested
							for ( var j=0, jLen=val.length ; j<jLen ; j++ )
							{
								o = {};
								setData( o, val[j], innerSrc );
								data[ a[i] ].push( o );
							}
		
							// The inner call to setData has already traversed through the remainder
							// of the source and has set the data, thus we can exit here
							return;
						}
		
						// If the nested object doesn't currently exist - since we are
						// trying to set the value - create it
						if ( data[ a[i] ] === null || data[ a[i] ] === undefined )
						{
							data[ a[i] ] = {};
						}
						data = data[ a[i] ];
					}
		
					// If array notation is used, we just want to strip it and use the property name
					// and assign the value. If it isn't used, then we get the result we want anyway
					data[ a[a.length-1].replace(__reArray, '') ] = val;
				};
		
				return function (data, val) {
					return setData( data, val, mSource );
				};
			}
			else
			{
				/* Array or flat object mapping */
				return function (data, val) {
					data[mSource] = val;	
				};
			}
		}
		
		
		/**
		 * Return an array with the full table data
		 *  @param {object} oSettings dataTables settings object
		 *  @returns array {array} aData Master data array
		 *  @memberof DataTable#oApi
		 */
		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;
		}
		
		
		/**
		 * Nuke the table
		 *  @param {object} oSettings dataTables settings object
		 *  @memberof DataTable#oApi
		 */
		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 );
		}
		
		
		 /**
		 * Take an array of integers (index array) and remove a target integer (value - not 
		 * the key!)
		 *  @param {array} a Index array to target
		 *  @param {int} iTarget value to find
		 *  @memberof DataTable#oApi
		 */
		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 );
			}
		}
		
		
		 /**
		 * Call the developer defined fnRender function for a given cell (row/column) with
		 * the required parameters and return the result.
		 *  @param {object} oSettings dataTables settings object
		 *  @param {int} iRow aoData index for the row
		 *  @param {int} iCol aoColumns index for the column
		 *  @returns {*} Return of the developer's fnRender function
		 *  @memberof DataTable#oApi
		 */
		function _fnRender( oSettings, iRow, iCol )
		{
			var oCol = oSettings.aoColumns[iCol];
		
			return oCol.fnRender( {
				"iDataRow":    iRow,
				"iDataColumn": iCol,
				"oSettings":   oSettings,
				"aData":       oSettings.aoData[iRow]._aData,
				"mDataProp":   oCol.mData
			}, _fnGetCellData(oSettings, iRow, iCol, 'display') );
		}
		/**
		 * Create a new TR element (and it's TD children) for a row
		 *  @param {object} oSettings dataTables settings object
		 *  @param {int} iRow Row to consider
		 *  @memberof DataTable#oApi
		 */
		function _fnCreateTr ( oSettings, iRow )
		{
			var oData = oSettings.aoData[iRow];
			var nTd;
		
			if ( oData.nTr === null )
			{
				oData.nTr = document.createElement('tr');
		
				/* Use a private property on the node to allow reserve mapping from the node
				 * to the aoData array for fast look up
				 */
				oData.nTr._DT_RowIndex = iRow;
		
				/* Special parameters can be given by the data source to be used on the row */
				if ( oData._aData.DT_RowId )
				{
					oData.nTr.id = oData._aData.DT_RowId;
				}
		
				if ( oData._aData.DT_RowClass )
				{
					oData.nTr.className = oData._aData.DT_RowClass;
				}
		
				/* Process each column */
				for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
				{
					var oCol = oSettings.aoColumns[i];
					nTd = document.createElement( oCol.sCellType );
		
					/* Render if needed - if bUseRendered is true then we already have the rendered
					 * value in the data source - so can just use that
					 */
					nTd.innerHTML = (typeof oCol.fnRender === 'function' && (!oCol.bUseRendered || oCol.mData === null)) ?
						_fnRender( oSettings, iRow, i ) :
						_fnGetCellData( oSettings, iRow, i, 'display' );
				
					/* Add user defined class */
					if ( oCol.sClass !== null )
					{
						nTd.className = oCol.sClass;
					}
					
					if ( oCol.bVisible )
					{
						oData.nTr.appendChild( nTd );
						oData._anHidden[i] = null;
					}
					else
					{
						oData._anHidden[i] = nTd;
					}
		
					if ( oCol.fnCreatedCell )
					{
						oCol.fnCreatedCell.call( oSettings.oInstance,
							nTd, _fnGetCellData( oSettings, iRow, i, 'display' ), oData._aData, iRow, i
						);
					}
				}
		
				_fnCallbackFire( oSettings, 'aoRowCreatedCallback', null, [oData.nTr, oData._aData, iRow] );
			}
		}
		
		
		/**
		 * Create the HTML header for the table
		 *  @param {object} oSettings dataTables settings object
		 *  @memberof DataTable#oApi
		 */
		function _fnBuildHead( oSettings )
		{
			var i, nTh, iLen, j, jLen;
			var iThs = $('th, td', oSettings.nTHead).length;
			var iCorrector = 0;
			var jqChildren;
			
			/* 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;
					nTh.setAttribute('role', 'columnheader');
					if ( oSettings.aoColumns[i].bSortable )
					{
						nTh.setAttribute('tabindex', oSettings.iTabIndex);
						nTh.setAttribute('aria-controls', oSettings.sTableId);
					}
		
					if ( oSettings.aoColumns[i].sClass !== null )
					{
						$(nTh).addClass( oSettings.aoColumns[i].sClass );
					}
					
					/* 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
			{
				/* 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;
					nTh.setAttribute('tabindex', '0');
					
					if ( oSettings.aoColumns[i].sClass !== null )
					{
						$(nTh).addClass( oSettings.aoColumns[i].sClass );
					}
					
					nTr.appendChild( nTh );
				}
				$(oSettings.nTHead).html( '' )[0].appendChild( nTr );
				_fnDetectHeader( oSettings.aoHeader, oSettings.nTHead );
			}
			
			/* ARIA role for the rows */	
			$(oSettings.nTHead).children('tr').attr('role', 'row');
			
			/* 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);
					
					var nSpan = document.createElement('span');
					nSpan.className = oSettings.oClasses.sSortIcon;
					nDiv.appendChild( nSpan );
					nTh.appendChild( nDiv );
				}
			}
			
			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 );
					}
					else
					{
						$(oSettings.aoColumns[i].nTh).addClass( oSettings.oClasses.sSortableNone );
					}
				}
			}
			
			/* Deal with the footer - add classes if required */
			if ( oSettings.oClasses.sFooterTH !== "" )
			{
				$(oSettings.nTFoot).children('tr').children('th').addClass( oSettings.oClasses.sFooterTH );
			}
			
			/* Cache the footer elements */
			if ( oSettings.nTFoot !== null )
			{
				var anCells = _fnGetUniqueThs( oSettings, null, oSettings.aoFooter );
				for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
				{
					if ( anCells[i] )
					{
						oSettings.aoColumns[i].nTf = anCells[i];
						if ( oSettings.aoColumns[i].sClass )
						{
							$(anCells[i]).addClass( oSettings.aoColumns[i].sClass );
						}
					}
				}
			}
		}
		
		
		/**
		 * Draw the header (or footer) element based on the column visibility states. The
		 * methodology here is to use the layout array from _fnDetectHeader, modified for
		 * the instantaneous column visibility, to construct the new layout. The grid is
		 * traversed over cell at a time in a rows x columns grid fashion, although each 
		 * cell insert can cover multiple elements in the grid - which is tracks using the
		 * aApplied array. Cell inserts in the grid will only occur where there isn't
		 * already a cell in that position.
		 *  @param {object} oSettings dataTables settings object
		 *  @param array {objects} aoSource Layout array from _fnDetectHeader
		 *  @param {boolean} [bIncludeHidden=false] If true then include the hidden columns in the calc, 
		 *  @memberof DataTable#oApi
		 */
		function _fnDrawHead( oSettings, aoSource, bIncludeHidden )
		{
			var i, iLen, j, jLen, k, kLen, n, nLocalTr;
			var aoLocal = [];
			var aApplied = [];
			var iColumns = oSettings.aoColumns.length;
			var iRowspan, iColspan;
		
			if (  bIncludeHidden === undefined )
			{
				bIncludeHidden = false;
			}
		
			/* Make a copy of the master layout array, but without the visible columns in it */
			for ( i=0, iLen=aoSource.length ; i<iLen ; i++ )
			{
				aoLocal[i] = aoSource[i].slice();
				aoLocal[i].nTr = aoSource[i].nTr;
		
				/* Remove any columns which are currently hidden */
				for ( j=iColumns-1 ; j>=0 ; j-- )
				{
					if ( !oSettings.aoColumns[j].bVisible && !bIncludeHidden )
					{
						aoLocal[i].splice( j, 1 );
					}
				}
		
				/* Prep the applied array - it needs an element for each row */
				aApplied.push( [] );
			}
		
			for ( i=0, iLen=aoLocal.length ; i<iLen ; i++ )
			{
				nLocalTr = aoLocal[i].nTr;
				
				/* All cells are going to be replaced, so empty out the row */
				if ( nLocalTr )
				{
					while( (n = nLocalTr.firstChild) )
					{
						nLocalTr.removeChild( n );
					}
				}
		
				for ( j=0, jLen=aoLocal[i].length ; j<jLen ; j++ )
				{
					iRowspan = 1;
					iColspan = 1;
		
					/* Check to see if there is already a cell (row/colspan) covering our target
					 * insert point. If there is, then there is nothing to do.
					 */
					if ( aApplied[i][j] === undefined )
					{
						nLocalTr.appendChild( aoLocal[i][j].cell );
						aApplied[i][j] = 1;
		
						/* Expand the cell to cover as many rows as needed */
						while ( aoLocal[i+iRowspan] !== undefined &&
						        aoLocal[i][j].cell == aoLocal[i+iRowspan][j].cell )
						{
							aApplied[i+iRowspan][j] = 1;
							iRowspan++;
						}
		
						/* Expand the cell to cover as many columns as needed */
						while ( aoLocal[i][j+iColspan] !== undefined &&
						        aoLocal[i][j].cell == aoLocal[i][j+iColspan].cell )
						{
							/* Must update the applied array over the rows for the columns */
							for ( k=0 ; k<iRowspan ; k++ )
							{
								aApplied[i+k][j+iColspan] = 1;
							}
							iColspan++;
						}
		
						/* Do the actual expansion in the DOM */
						aoLocal[i][j].cell.rowSpan = iRowspan;
						aoLocal[i][j].cell.colSpan = iColspan;
					}
				}
			}
		}
		
		
		/**
		 * Insert the required TR nodes into the table for display
		 *  @param {object} oSettings dataTables settings object
		 *  @memberof DataTable#oApi
		 */
		function _fnDraw( oSettings )
		{
			/* Provide a pre-callback function which can be used to cancel the draw is false is returned */
			var aPreDraw = _fnCallbackFire( oSettings, 'aoPreDrawCallback', 'preDraw', [oSettings] );
			if ( $.inArray( false, aPreDraw ) !== -1 )
			{
				_fnProcessingDisplay( oSettings, false );
				return;
			}
			
			var i, iLen, n;
			var anRows = [];
			var iRowCount = 0;
			var iStripes = oSettings.asStripeClasses.length;
			var iOpenRows = oSettings.aoOpenRows.length;
			
			oSettings.bDrawing = true;
			
			/* Check and see if we have an initial draw position from state saving */
			if ( 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 );
			}
			
			/* Server-side processing draw intercept */
			if ( oSettings.bDeferLoading )
			{
				oSettings.bDeferLoading = false;
				oSettings.iDraw++;
			}
			else if ( !oSettings.oFeatures.bServerSide )
			{
				oSettings.iDraw++;
			}
			else if ( !oSettings.bDestroying && !_fnAjaxUpdate( oSettings ) )
			{
				return;
			}
			
			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] ];
					if ( aoData.nTr === null )
					{
						_fnCreateTr( oSettings, oSettings.aiDisplay[j] );
					}
		
					var nRow = aoData.nTr;
					
					/* Remove the old striping classes and then add the new one */
					if ( iStripes !== 0 )
					{
						var sStripe = oSettings.asStripeClasses[ iRowCount % iStripes ];
						if ( aoData._sRowStripe != sStripe )
						{
							$(nRow).removeClass( aoData._sRowStripe ).addClass( sStripe );
							aoData._sRowStripe = sStripe;
						}
					}
					
					/* Row callback functions - might want to manipulate the row */
					_fnCallbackFire( oSettings, 'aoRowCallback', null, 
						[nRow, oSettings.aoData[ oSettings.aiDisplay[j] ]._aData, iRowCount, j] );
					
					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 );
								break;
							}
						}
					}
				}
			}
			else
			{
				/* Table is empty - create a row with an empty message in it */
				anRows[ 0 ] = document.createElement( 'tr' );
				
				if ( oSettings.asStripeClasses[0] )
				{
					anRows[ 0 ].className = oSettings.asStripeClasses[0];
				}
		
				var oLang = oSettings.oLanguage;
				var sZero = oLang.sZeroRecords;
				if ( oSettings.iDraw == 1 && oSettings.sAjaxSource !== null && !oSettings.oFeatures.bServerSide )
				{
					sZero = oLang.sLoadingRecords;
				}
				else if ( oLang.sEmptyTable && oSettings.fnRecordsTotal() === 0 )
				{
					sZero = oLang.sEmptyTable;
				}
		
				var nTd = document.createElement( 'td' );
				nTd.setAttribute( 'valign', "top" );
				nTd.colSpan = _fnVisbleColumns( oSettings );
				nTd.className = oSettings.oClasses.sRowEmpty;
				nTd.innerHTML = _fnInfoMacros( oSettings, sZero );
				
				anRows[ iRowCount ].appendChild( nTd );
			}
			
			/* Header and footer callbacks */
			_fnCallbackFire( oSettings, 'aoHeaderCallback', 'header', [ $(oSettings.nTHead).children('tr')[0], 
				_fnGetDataMaster( oSettings ), oSettings._iDisplayStart, oSettings.fnDisplayEnd(), oSettings.aiDisplay ] );
			
			_fnCallbackFire( oSettings, 'aoFooterCallback', 'footer', [ $(oSettings.nTFoot).children('tr')[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 )
				{
					while( (n = oSettings.nTBody.firstChild) )
					{
						oSettings.nTBody.removeChild( n );
					}
				}
				
				/* 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 */
			_fnCallbackFire( oSettings, 'aoDrawCallback', 'draw', [oSettings] );
			
			/* Draw is complete, sorting and filtering must be as well */
			oSettings.bSorted = false;
			oSettings.bFiltered = false;
			oSettings.bDrawing = false;
			
			if ( oSettings.oFeatures.bServerSide )
			{
				_fnProcessingDisplay( oSettings, false );
				if ( !oSettings._bInitComplete )
				{
					_fnInitComplete( oSettings );
				}
			}
		}
		
		
		/**
		 * Redraw the table - taking account of the various features which are enabled
		 *  @param {object} oSettings dataTables settings object
		 *  @memberof DataTable#oApi
		 */
		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 );
			}
		}
		
		
		/**
		 * Add the options to the page HTML for the table
		 *  @param {object} oSettings dataTables settings object
		 *  @memberof DataTable#oApi
		 */
		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 = $('<div></div>')[0];
			oSettings.nTable.parentNode.insertBefore( nHolding, oSettings.nTable );
			
			/* 
			 * All DataTables are wrapped in a div
			 */
			oSettings.nTableWrapper = $('<div id="'+oSettings.sTableId+'_wrapper" class="'+oSettings.oClasses.sWrapper+'" role="grid"></div>')[0];
			oSettings.nTableReinsertBefore = oSettings.nTable.nextSibling;
		
			/* 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 = $('<div></div>')[0];
					
					/* 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 = oSettings.oClasses.sJUIHeader;
						}
						else if ( sAttr == "F" )
						{
							sAttr = oSettings.oClasses.sJUIFooter;
						}
						
						/* 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.id = aSplit[0].substr(1, aSplit[0].length-1);
							nNewNode.className = aSplit[1];
						}
						else if ( sAttr.charAt(0) == "#" )
						{
							nNewNode.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 ( DataTable.ext.aoFeatures.length !== 0 )
				{
					/* Plug-in features */
					var aoFeatures = DataTable.ext.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 );
		}
		
		
		/**
		 * Use the DOM source to create up an array of header cells. The idea here is to
		 * create a layout grid (array) of rows x columns, which contains a reference
		 * to the cell that that point in the grid (regardless of col/rowspan), such that
		 * any column / row could be removed and the new grid constructed
		 *  @param array {object} aLayout Array to store the calculated layout in
		 *  @param {node} nThead The header/footer element for the table
		 *  @memberof DataTable#oApi
		 */
		function _fnDetectHeader ( aLayout, nThead )
		{
			var nTrs = $(nThead).children('tr');
			var nTr, nCell;
			var i, k, l, iLen, jLen, iColShifted, iColumn, iColspan, iRowspan;
			var bUnique;
			var fnShiftCol = function ( a, i, j ) {
				var k = a[i];
		                while ( k[j] ) {
					j++;
				}
				return j;
			};
		
			aLayout.splice( 0, aLayout.length );
			
			/* We know how many rows there are in the layout - so prep it */
			for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
			{
				aLayout.push( [] );
			}
			
			/* Calculate a layout array */
			for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
			{
				nTr = nTrs[i];
				iColumn = 0;
				
				/* For every cell in the row... */
				nCell = nTr.firstChild;
				while ( nCell ) {
					if ( nCell.nodeName.toUpperCase() == "TD" ||
					     nCell.nodeName.toUpperCase() == "TH" )
					{
						/* Get the col and rowspan attributes from the DOM and sanitise them */
						iColspan = nCell.getAttribute('colspan') * 1;
						iRowspan = nCell.getAttribute('rowspan') * 1;
						iColspan = (!iColspan || iColspan===0 || iColspan===1) ? 1 : iColspan;
						iRowspan = (!iRowspan || iRowspan===0 || iRowspan===1) ? 1 : iRowspan;
		
						/* There might be colspan cells already in this row, so shift our target 
						 * accordingly
						 */
						iColShifted = fnShiftCol( aLayout, i, iColumn );
						
						/* Cache calculation for unique columns */
						bUnique = iColspan === 1 ? true : false;
						
						/* If there is col / rowspan, copy the information into the layout grid */
						for ( l=0 ; l<iColspan ; l++ )
						{
							for ( k=0 ; k<iRowspan ; k++ )
							{
								aLayout[i+k][iColShifted+l] = {
									"cell": nCell,
									"unique": bUnique
								};
								aLayout[i+k].nTr = nTr;
							}
						}
					}
					nCell = nCell.nextSibling;
				}
			}
		}
		
		
		/**
		 * Get an array of unique th elements, one for each column
		 *  @param {object} oSettings dataTables settings object
		 *  @param {node} nHeader automatically detect the layout from this node - optional
		 *  @param {array} aLayout thead/tfoot layout from _fnDetectHeader - optional
		 *  @returns array {node} aReturn list of unique th's
		 *  @memberof DataTable#oApi
		 */
		function _fnGetUniqueThs ( oSettings, nHeader, aLayout )
		{
			var aReturn = [];
			if ( !aLayout )
			{
				aLayout = oSettings.aoHeader;
				if ( nHeader )
				{
					aLayout = [];
					_fnDetectHeader( aLayout, nHeader );
				}
			}
		
			for ( var i=0, iLen=aLayout.length ; i<iLen ; i++ )
			{
				for ( var j=0, jLen=aLayout[i].length ; j<jLen ; j++ )
				{
					if ( aLayout[i][j].unique && 
						 (!aReturn[j] || !oSettings.bSortCellsTop) )
					{
						aReturn[j] = aLayout[i][j].cell;
					}
				}
			}
			
			return aReturn;
		}
		
		
		
		/**
		 * Update the table using an Ajax call
		 *  @param {object} oSettings dataTables settings object
		 *  @returns {boolean} Block the table drawing or not
		 *  @memberof DataTable#oApi
		 */
		function _fnAjaxUpdate( oSettings )
		{
			if ( oSettings.bAjaxDataGet )
			{
				oSettings.iDraw++;
				_fnProcessingDisplay( oSettings, true );
				var iColumns = oSettings.aoColumns.length;
				var aoData = _fnAjaxParameters( oSettings );
				_fnServerParams( oSettings, aoData );
				
				oSettings.fnServerData.call( oSettings.oInstance, oSettings.sAjaxSource, aoData,
					function(json) {
						_fnAjaxUpdateDraw( oSettings, json );
					}, oSettings );
				return false;
			}
			else
			{
				return true;
			}
		}
		
		
		/**
		 * Build up the parameters in an object needed for a server-side processing request
		 *  @param {object} oSettings dataTables settings object
		 *  @returns {bool} block the table drawing or not
		 *  @memberof DataTable#oApi
		 */
		function _fnAjaxParameters( oSettings )
		{
			var iColumns = oSettings.aoColumns.length;
			var aoData = [], mDataProp, aaSort, aDataSort;
			var i, j;
			
			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 } );
				
			for ( i=0 ; i<iColumns ; i++ )
			{
			  mDataProp = oSettings.aoColumns[i].mData;
				aoData.push( { "name": "mDataProp_"+i, "value": typeof(mDataProp)==="function" ? 'function' : mDataProp } );
			}
			
			/* 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 iCounter = 0;
		
				aaSort = ( oSettings.aaSortingFixed !== null ) ?
					oSettings.aaSortingFixed.concat( oSettings.aaSorting ) :
					oSettings.aaSorting.slice();
				
				for ( i=0 ; i<aaSort.length ; i++ )
				{
					aDataSort = oSettings.aoColumns[ aaSort[i][0] ].aDataSort;
					
					for ( j=0 ; j<aDataSort.length ; j++ )
					{
						aoData.push( { "name": "iSortCol_"+iCounter,  "value": aDataSort[j] } );
						aoData.push( { "name": "sSortDir_"+iCounter,  "value": aaSort[i][1] } );
						iCounter++;
					}
				}
				aoData.push( { "name": "iSortingCols",   "value": iCounter } );
				
				for ( i=0 ; i<iColumns ; i++ )
				{
					aoData.push( { "name": "bSortable_"+i,  "value": oSettings.aoColumns[i].bSortable } );
				}
			}
			
			return aoData;
		}
		
		
		/**
		 * Add Ajax parameters from plug-ins
		 *  @param {object} oSettings dataTables settings object
		 *  @param array {objects} aoData name/value pairs to send to the server
		 *  @memberof DataTable#oApi
		 */
		function _fnServerParams( oSettings, aoData )
		{
			_fnCallbackFire( oSettings, 'aoServerParams', 'serverParams', [aoData] );
		}
		
		
		/**
		 * Data the data from the server (nuking the old) and redraw the table
		 *  @param {object} oSettings dataTables settings object
		 *  @param {object} json json data return from the server.
		 *  @param {string} json.sEcho Tracking flag for DataTables to match requests
		 *  @param {int} json.iTotalRecords Number of records in the data set, not accounting for filtering
		 *  @param {int} json.iTotalDisplayRecords Number of records in the data set, accounting for filtering
		 *  @param {array} json.aaData The data to display on this page
		 *  @param {string} [json.sColumns] Column ordering (sName, comma separated)
		 *  @memberof DataTable#oApi
		 */
		function _fnAjaxUpdateDraw ( oSettings, json )
		{
			if ( json.sEcho !== undefined )
			{
				/* Protect against old returns over-writing a new one. Possible when you get
				 * very fast interaction, and later queries 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 = parseInt(json.iTotalRecords, 10);
			oSettings._iRecordsDisplay = parseInt(json.iTotalDisplayRecords, 10);
			
			/* Determine if reordering is required */
			var sOrdering = _fnColumnOrdering(oSettings);
			var bReOrder = (json.sColumns !== undefined && sOrdering !== "" && json.sColumns != sOrdering );
			var aiIndex;
			if ( bReOrder )
			{
				aiIndex = _fnReOrderIndex( oSettings, json.sColumns );
			}
			
			var aData = _fnGetObjectDataFn( oSettings.sAjaxDataProp )( json );
			for ( var i=0, iLen=aData.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 aDataSorted = [];
					for ( var j=0, jLen=oSettings.aoColumns.length ; j<jLen ; j++ )
					{
						aDataSorted.push( aData[i][ aiIndex[j] ] );
					}
					_fnAddData( oSettings, aDataSorted );
				}
				else
				{
					/* No re-order required, sever got it "right" - just straight add */
					_fnAddData( oSettings, aData[i] );
				}
			}
			oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
			
			oSettings.bAjaxDataGet = false;
			_fnDraw( oSettings );
			oSettings.bAjaxDataGet = true;
			_fnProcessingDisplay( oSettings, false );
		}
		
		
		
		/**
		 * Generate the node required for filtering text
		 *  @returns {node} Filter control element
		 *  @param {object} oSettings dataTables settings object
		 *  @memberof DataTable#oApi
		 */
		function _fnFeatureHtmlFilter ( oSettings )
		{
			var oPreviousSearch = oSettings.oPreviousSearch;
			
			var sSearchStr = oSettings.oLanguage.sSearch;
			sSearchStr = (sSearchStr.indexOf('_INPUT_') !== -1) ?
			  sSearchStr.replace('_INPUT_', '<input type="text" />') :
			  sSearchStr==="" ? '<input type="text" />' : sSearchStr+' <input type="text" />';
			
			var nFilter = document.createElement( 'div' );
			nFilter.className = oSettings.oClasses.sFilter;
			nFilter.innerHTML = '<label>'+sSearchStr+'</label>';
			if ( !oSettings.aanFeatures.f )
			{
				nFilter.id = oSettings.sTableId+'_filter';
			}
			
			var jqFilter = $('input[type="text"]', nFilter);
		
			// Store a reference to the input element, so other input elements could be
			// added to the filter wrapper if needed (submit button for example)
			nFilter._DT_Input = jqFilter[0];
		
			jqFilter.val( oPreviousSearch.sSearch.replace('"','"') );
			jqFilter.bind( 'keyup.DT', function(e) {
				/* Update all other filter input elements for the new display */
				var n = oSettings.aanFeatures.f;
				var val = this.value==="" ? "" : this.value; // mental IE8 fix :-(
		
				for ( var i=0, iLen=n.length ; i<iLen ; i++ )
				{
					if ( n[i] != $(this).parents('div.dataTables_filter')[0] )
					{
						$(n[i]._DT_Input).val( val );
					}
				}
				
				/* Now do the filter */
				if ( val != oPreviousSearch.sSearch )
				{
					_fnFilterComplete( oSettings, { 
						"sSearch": val, 
						"bRegex": oPreviousSearch.bRegex,
						"bSmart": oPreviousSearch.bSmart ,
						"bCaseInsensitive": oPreviousSearch.bCaseInsensitive 
					} );
				}
			} );
		
			jqFilter
				.attr('aria-controls', oSettings.sTableId)
				.bind( 'keypress.DT', function(e) {
					/* Prevent form submission */
					if ( e.keyCode == 13 )
					{
						return false;
					}
				}
			);