/*!
 * tablesorter pager plugin
 * updated 2/19/2014 (v2.15.0)
 */
/*jshint browser:true, jquery:true, unused:false */
; (function ($) {
    "use strict";
    /*jshint supernew:true */
    var ts = $.tablesorter;

    $.extend({
        tablesorterPager: new function () {

            this.defaults = {
                // target the pager markup
                container: null,

                // use this format: "http://mydatabase.com?page={page}&size={size}&{sortList:col}&{filterList:fcol}"
                // where {page} is replaced by the page number, {size} is replaced by the number of records to show,
                // {sortList:col} adds the sortList to the url into a "col" array, and {filterList:fcol} adds
                // the filterList to the url into an "fcol" array.
                // So a sortList = [[2,0],[3,0]] becomes "&col[2]=0&col[3]=0" in the url
                // and a filterList = [[2,Blue],[3,13]] becomes "&fcol[2]=Blue&fcol[3]=13" in the url
                ajaxUrl: null,

                // modify the url after all processing has been applied
                customAjaxUrl: function (table, url) { return url; },

                // modify the $.ajax object to allow complete control over your ajax requests
                ajaxObject: {
                    dataType: 'json'
                },

                // set this to false if you want to block ajax loading on init
                processAjaxOnInit: true,

                // process ajax so that the following information is returned:
                // [ total_rows (number), rows (array of arrays), headers (array; optional) ]
                // example:
                // [
                //   100,  // total rows
                //   [
                //     [ "row1cell1", "row1cell2", ... "row1cellN" ],
                //     [ "row2cell1", "row2cell2", ... "row2cellN" ],
                //     ...
                //     [ "rowNcell1", "rowNcell2", ... "rowNcellN" ]
                //   ],
                //   [ "header1", "header2", ... "headerN" ] // optional
                // ]
                ajaxProcessing: function (ajax) { return [0, [], null]; },

                // output default: '{page}/{totalPages}'
                // possible variables: {page}, {totalPages}, {filteredPages}, {startRow}, {endRow}, {filteredRows} and {totalRows}
                output: '{startRow} to {endRow} of {totalRows} rows', // '{page}/{totalPages}'

                // apply disabled classname to the pager arrows when the rows at either extreme is visible
                updateArrows: true,

                // starting page of the pager (zero based index)
                page: 0,

                // Number of visible rows
                size: 10,

                // Save pager page & size if the storage script is loaded (requires $.tablesorter.storage in jquery.tablesorter.widgets.js)
                // Fixes Bug 6808: Load 40 records by default in the grid. Currently it is 10.
                //savePages: true,

                // defines custom storage key
                storageKey: 'tablesorter-pager',

                // if true, the table will remain the same height no matter how many records are displayed. The space is made up by an empty
                // table row set to a height to compensate; default is false
                fixedHeight: false,

                // count child rows towards the set page size? (set true if it is a visible table row within the pager)
                // if true, child row(s) may not appear to be attached to its parent row, may be split across pages or
                // may distort the table if rowspan or cellspans are included.
                countChildRows: false,

                // remove rows from the table to speed up the sort of large tables.
                // setting this to false, only hides the non-visible rows; needed if you plan to add/remove rows with the pager enabled.
                removeRows: false, // removing rows in larger tables speeds up the sort

                // css class names of pager arrows
                cssFirst: '.first', // go to first page arrow
                cssPrev: '.prev', // previous page arrow
                cssNext: '.next', // next page arrow
                cssLast: '.last', // go to last page arrow
                cssGoto: '.gotoPage', // go to page selector - select dropdown that sets the current page
                cssPageDisplay: '.pagedisplay', // location of where the "output" is displayed
                cssPageSize: '.pagesize', // page size selector - select dropdown that sets the "size" option
                cssErrorRow: 'tablesorter-errorRow', // error information row

                // class added to arrows when at the extremes (i.e. prev/first arrows are "disabled" when on the first page)
                cssDisabled: 'disabled', // Note there is no period "." in front of this class name

                // stuff not set by the user
                totalRows: 0,
                totalPages: 0,
                filteredRows: 0,
                filteredPages: 0,
                ajaxCounter: 0,
                currentFilters: [],
                startRow: 0,
                endRow: 0,
                $size: null,
                last: {}

            };

            var $this = this,

            // hide arrows at extremes
            pagerArrows = function (p, disable) {
                var a = 'addClass',
                r = 'removeClass',
                d = p.cssDisabled,
                dis = !!disable,
                first = (dis || p.page === 0),
                tp = Math.min(p.totalPages, p.filteredPages),
                last = (dis || (p.page === tp - 1) || p.totalPages === 0);
                if (p.updateArrows) {
                    p.$container.find(p.cssFirst + ',' + p.cssPrev)[first ? a : r](d).attr('aria-disabled', first);
                    p.$container.find(p.cssNext + ',' + p.cssLast)[last ? a : r](d).attr('aria-disabled', last);
                }
            },

            updatePageDisplay = function (table, p, flag) {
                var i, pg, s, out,
                    c = table.config,
                    f = c.$table.hasClass('hasFilters') && !p.ajaxUrl,
                    t = (c.widgetOptions && c.widgetOptions.filter_filteredRow || 'filtered') + ',' + c.selectorRemove +
                        (p.countChildRows ? '' : ',.' + c.cssChildRow),
                    sz = p.size || 10; // don't allow dividing by zero
                p.totalPages = Math.ceil(p.totalRows / sz); // needed for "pageSize" method
                p.filteredRows = (f) ? c.$tbodies.eq(0).children('tr').not('.' + t).length : p.totalRows;
                p.filteredPages = (f) ? Math.ceil(p.filteredRows / sz) || 1 : p.totalPages;
                if (Math.min(p.totalPages, p.filteredPages) >= 0) {
                    t = (p.size * p.page > p.filteredRows);
                    p.startRow = (t) ? 1 : (p.filteredRows === 0 ? 0 : p.size * p.page + 1);
                    p.page = (t) ? 0 : p.page;
                    p.endRow = Math.min(p.filteredRows, p.totalRows, p.size * (p.page + 1));
                    out = p.$container.find(p.cssPageDisplay);
                    // form the output string (can now get a new output string from the server)
                    s = (p.ajaxData && p.ajaxData.output ? p.ajaxData.output || p.output : p.output)
                        // {page} = one-based index; {page+#} = zero based index +/- value
                        .replace(/\{page([\-+]\d+)?\}/gi, function (m, n) {
                            return p.totalPages ? p.page + (n ? parseInt(n, 10) : 1) : 0;
                        })
                        // {totalPages}, {extra}, {extra:0} (array) or {extra : key} (object)
                        .replace(/\{\w+(\s*:\s*\w+)?\}/gi, function (m) {
                            var str = m.replace(/[{}\s]/g, ''),
                                extra = str.split(':'),
                                data = p.ajaxData,
                                // return zero for default page/row numbers
                                deflt = /(rows?|pages?)$/i.test(str) ? 0 : '';
                            return extra.length > 1 && data && data[extra[0]] ? data[extra[0]][extra[1]] : p[str] || (data ? data[str] : deflt) || deflt;
                        });
                    if (out.length) {
                        out[(out[0].tagName === 'INPUT') ? 'val' : 'html'](s);
                        if (p.$goto.length) {
                            t = '';
                            pg = Math.min(p.totalPages, p.filteredPages);
                            for (i = 1; i <= pg; i++) {
                                t += '<option>' + i + '</option>';
                            }
                            p.$goto.html(t).val(p.page + 1);
                        }
                    }
                }
                pagerArrows(p);
                if (p.initialized && flag !== false) {
                    c.$table.trigger('pagerComplete', p);
                    // save pager info to storage
                    if (p.savePages && ts.storage) {
                        ts.storage(table, p.storageKey, {
                            page: p.page,
                            size: p.size
                        });
                    }
                }
            },

            fixHeight = function (table, p) {
                var d, h,
                    c = table.config,
                    $b = c.$tbodies.eq(0);
                if (p.fixedHeight) {
                    $b.find('tr.pagerSavedHeightSpacer').remove();
                    h = $.data(table, 'pagerSavedHeight');
                    if (h) {
                        d = h - $b.height();
                        if (d > 5 && $.data(table, 'pagerLastSize') === p.size && $b.children('tr:visible').length < p.size) {
                            $b.append('<tr class="pagerSavedHeightSpacer ' + c.selectorRemove.replace(/(tr)?\./g, '') + '" style="height:' + d + 'px;"></tr>');
                        }
                    }
                }
            },

            changeHeight = function (table, p) {
                var $b = table.config.$tbodies.eq(0);
                $b.find('tr.pagerSavedHeightSpacer').remove();
                $.data(table, 'pagerSavedHeight', $b.height());
                fixHeight(table, p);
                $.data(table, 'pagerLastSize', p.size);
            },

            hideRows = function (table, p) {
                if (!p.ajaxUrl) {
                    var i,
                    c = table.config,
                    rows = c.$tbodies.eq(0).children(),
                    l = rows.length,
                    s = (p.page * p.size),
                    e = s + p.size,
                    f = c.widgetOptions && c.widgetOptions.filter_filteredRow || 'filtered',
                    j = 0; // size counter
                    for (i = 0; i < l; i++) {
                        if (!rows[i].className.match(f)) {
                            rows[i].style.display = (j >= s && j < e) ? '' : 'none';
                            // don't count child rows
                            j += rows[i].className.match(c.cssChildRow + '|' + c.selectorRemove.slice(1)) && !p.countChildRows ? 0 : 1;
                        }
                    }
                }
            },

            hideRowsSetup = function (table, p) {
                p.size = parseInt(p.$size.val(), 10) || p.size;
                $.data(table, 'pagerLastSize', p.size);
                pagerArrows(p);
                if (!p.removeRows) {
                    hideRows(table, p);
                    $(table).bind('sortEnd.pager filterEnd.pager', function () {
                        hideRows(table, p);
                    });
                }
            },

            renderAjax = function (data, table, p, xhr, exception) {
                // process data
                if (typeof (p.ajaxProcessing) === "function") {
                    // ajaxProcessing result: [ total, rows, headers ]
                    var i, j, hsh, $f, $sh, t, th, d, l, rr_count,
                        c = table.config,
                        $t = c.$table,
                        tds = '',
                        result = p.ajaxProcessing(data, table) || [0, []],
                        hl = $t.find('thead th').length;

                    // Clean up any previous error.
                    ts.showError(table);

                    if (exception) {
                        if (c.debug) {
                            ts.log('Ajax Error', xhr, exception);
                        }
                        ts.showError(table,
                            xhr.status === 0 ? 'Not connected, verify Network' :
                            xhr.status === 404 ? 'Requested page not found [404]' :
                            xhr.status === 500 ? 'Internal Server Error [500]' :
                            exception === 'parsererror' ? 'Requested JSON parse failed' :
                            exception === 'timeout' ? 'Time out error' :
                            exception === 'abort' ? 'Ajax Request aborted' :
                            'Uncaught error: ' + xhr.statusText + ' [' + xhr.status + ']');
                        c.$tbodies.eq(0).empty();
                    } else {
                        // process ajax object
                        if (!$.isArray(result)) {
                            p.ajaxData = result;
                            p.totalRows = result.total;
                            th = result.headers;
                            d = result.rows;
                        } else {
                            // allow [ total, rows, headers ]  or [ rows, total, headers ]
                            t = isNaN(result[0]) && !isNaN(result[1]);
                            //ensure a zero returned row count doesn't fail the logical ||
                            rr_count = result[t ? 1 : 0];
                            p.totalRows = isNaN(rr_count) ? p.totalRows || 0 : rr_count;
                            d = p.totalRows === 0 ? [""] : result[t ? 0 : 1] || []; // row data
                            th = result[2]; // headers
                        }
                        l = d.length;
                        if (d instanceof jQuery) {
                            // append jQuery object
                            c.$tbodies.eq(0).empty().append(d);
                        } else if (l) {
                            // build table from array
                            for (i = 0; i < l; i++) {
                                tds += '<tr>';
                                for (j = 0; j < d[i].length; j++) {
                                    // build tbody cells; watch for data containing HTML markup - see #434
                                    tds += /^\s*<td/.test(d[i][j]) ? $.trim(d[i][j]) : '<td>' + d[i][j] + '</td>';
                                }
                                tds += '</tr>';
                            }
                            // add rows to first tbody
                            if (p.processAjaxOnInit) {
                                c.$tbodies.eq(0).html(tds);
                            } else {
                                p.processAjaxOnInit = true;
                            }
                        }
                        // only add new header text if the length matches
                        if (th && th.length === hl) {
                            hsh = $t.hasClass('hasStickyHeaders');
                            $sh = hsh ? c.widgetOptions.$sticky.children('thead:first').children().children() : '';
                            $f = $t.find('tfoot tr:first').children();
                            // don't change td headers (may contain pager)
                            c.$headers.filter('th').each(function (j) {
                                var $t = $(this), icn;
                                // add new test within the first span it finds, or just in the header
                                if ($t.find('.' + ts.css.icon).length) {
                                    icn = $t.find('.' + ts.css.icon).clone(true);
                                    $t.find('.tablesorter-header-inner').html(th[j]).append(icn);
                                    if (hsh && $sh.length) {
                                        icn = $sh.eq(j).find('.' + ts.css.icon).clone(true);
                                        $sh.eq(j).find('.tablesorter-header-inner').html(th[j]).append(icn);
                                    }
                                } else {
                                    $t.find('.tablesorter-header-inner').html(th[j]);
                                    if (hsh && $sh.length) {
                                        $sh.eq(j).find('.tablesorter-header-inner').html(th[j]);
                                    }
                                }
                                $f.eq(j).html(th[j]);
                            });
                        }
                    }
                    if (c.showProcessing) {
                        ts.isProcessing(table); // remove loading icon
                    }
                    // make sure last pager settings are saved, prevents multiple server side calls with
                    // the same parameters
                    p.last.totalPages = p.totalPages = Math.ceil(p.totalRows / (p.size || 10));
                    p.last.currentFilters = p.currentFilters;
                    p.last.sortList = (c.sortList || []).join(',');
                    updatePageDisplay(table, p);
                    fixHeight(table, p);
                    // apply widgets after table has rendered
                    $t.trigger('applyWidgets');
                    $t.trigger('updateRows', [false, function () {
                        if (p.initialized) {
                            $t.trigger('updateComplete');
                            $t.trigger('pagerChange', p);
                        }
                    }]);
                }
                if (!p.initialized) {
                    p.initialized = true;
                    $(table).trigger('pagerInitialized', p);
                }
            },

            getAjax = function (table, p) {
                var url = getAjaxUrl(table, p),
                $doc = $(document),
                counter,
                c = table.config;
                if (url !== '') {
                    if (c.showProcessing) {
                        ts.isProcessing(table, true); // show loading icon
                    }
                    $doc.bind('ajaxError.pager', function (e, xhr, settings, exception) {
                        renderAjax(null, table, p, xhr, exception);
                        $doc.unbind('ajaxError.pager');
                    });

                    counter = ++p.ajaxCounter;

                    p.ajaxObject.url = url; // from the ajaxUrl option and modified by customAjaxUrl
                    p.ajaxObject.success = function (data) {
                        // Refuse to process old ajax commands that were overwritten by new ones - see #443
                        if (counter < p.ajaxCounter) {
                            return;
                        }
                        renderAjax(data, table, p);
                        $doc.unbind('ajaxError.pager');
                        if (typeof p.oldAjaxSuccess === 'function') {
                            p.oldAjaxSuccess(data);
                        }
                    };
                    if (c.debug) {
                        ts.log('ajax initialized', p.ajaxObject);
                    }
                    $.ajax(p.ajaxObject);
                }
            },

            getAjaxUrl = function (table, p) {
                var c = table.config,
                    url = (p.ajaxUrl) ? p.ajaxUrl
                    // allow using "{page+1}" in the url string to switch to a non-zero based index
                    .replace(/\{page([\-+]\d+)?\}/, function (s, n) { return p.page + (n ? parseInt(n, 10) : 0); })
                    .replace(/\{size\}/g, p.size) : '',
                sl = c.sortList,
                fl = p.currentFilters || $(table).data('lastSearch') || [],
                sortCol = url.match(/\{\s*sort(?:List)?\s*:\s*(\w*)\s*\}/),
                filterCol = url.match(/\{\s*filter(?:List)?\s*:\s*(\w*)\s*\}/),
                arry = [];
                if (sortCol) {
                    sortCol = sortCol[1];
                    $.each(sl, function (i, v) {
                        arry.push(sortCol + '[' + v[0] + ']=' + v[1]);
                    });
                    // if the arry is empty, just add the col parameter... "&{sortList:col}" becomes "&col"
                    url = url.replace(/\{\s*sort(?:List)?\s*:\s*(\w*)\s*\}/g, arry.length ? arry.join('&') : sortCol);
                    arry = [];
                }
                if (filterCol) {
                    filterCol = filterCol[1];
                    $.each(fl, function (i, v) {
                        if (v) {
                            arry.push(filterCol + '[' + i + ']=' + encodeURIComponent(v));
                        }
                    });
                    // if the arry is empty, just add the fcol parameter... "&{filterList:fcol}" becomes "&fcol"
                    url = url.replace(/\{\s*filter(?:List)?\s*:\s*(\w*)\s*\}/g, arry.length ? arry.join('&') : filterCol);
                    p.currentFilters = fl;
                }
                if (typeof (p.customAjaxUrl) === "function") {
                    url = p.customAjaxUrl(table, url);
                }
                if (c.debug) {
                    ts.log('Pager ajax url: ' + url);
                }
                return url;
            },

            renderTable = function (table, rows, p) {
                var i, $tb,
                    l = rows && rows.length || 0, // rows may be undefined
                    s = (p.page * p.size),
                    e = (s + p.size);
                if (l < 1) { return; } // empty table, abort!
                if (p.page >= p.totalPages) {
                    // lets not render the table more than once
                    moveToLastPage(table, p);
                }
                p.isDisabled = false; // needed because sorting will change the page and re-enable the pager
                if (p.initialized) { $(table).trigger('pagerChange', p); }

                if (!p.removeRows) {
                    hideRows(table, p);
                } else {
                    if (e > rows.length) {
                        e = rows.length;
                    }
                    ts.clearTableBody(table);
                    $tb = ts.processTbody(table, table.config.$tbodies.eq(0), true);
                    for (i = s; i < e; i++) {
                        $tb.append(rows[i]);
                    }
                    ts.processTbody(table, $tb, false);
                }

                updatePageDisplay(table, p);
                if (!p.isDisabled) { fixHeight(table, p); }
                $(table).trigger('applyWidgets');
            },

            showAllRows = function (table, p) {
                if (p.ajax) {
                    pagerArrows(p, true);
                } else {
                    p.isDisabled = true;
                    $.data(table, 'pagerLastPage', p.page);
                    $.data(table, 'pagerLastSize', p.size);
                    p.page = 0;
                    p.size = p.totalRows;
                    p.totalPages = 1;
                    $(table)
                        .addClass('pagerDisabled')
                        .removeAttr('aria-describedby')
                        .find('tr.pagerSavedHeightSpacer').remove();
                    renderTable(table, table.config.rowsCopy, p);
                    if (table.config.debug) {
                        ts.log('pager disabled');
                    }
                }
                // disable size selector
                p.$size.add(p.$goto).each(function () {
                    $(this).attr('aria-disabled', 'true').addClass(p.cssDisabled)[0].disabled = true;
                });
            },

            moveToPage = function (table, p, flag) {
                if (p.isDisabled) { return; }
                var c = table.config,
                    l = p.last,
                    pg = Math.min(p.totalPages, p.filteredPages);
                if (p.page < 0) { p.page = 0; }
                if (p.page > (pg - 1) && pg !== 0) { p.page = pg - 1; }
                // don't allow rendering multiple times on the same page/size/totalpages/filters/sorts
                if (l.page === p.page && l.size === p.size && l.totalPages === p.totalPages &&
                    (l.currentFilters || []).join(',') === (p.currentFilters || []).join(',') &&
                    l.sortList === (c.sortList || []).join(',')) { return; }
                if (c.debug) {
                    ts.log('Pager changing to page ' + p.page);
                }
                p.last = {
                    page: p.page,
                    size: p.size,
                    // fixes #408; modify sortList otherwise it auto-updates
                    sortList: (c.sortList || []).join(','),
                    totalPages: p.totalPages,
                    currentFilters: p.currentFilters || []
                };
                if (p.ajax) {
                    getAjax(table, p);
                } else if (!p.ajax) {
                    renderTable(table, table.config.rowsCopy, p);
                }
                $.data(table, 'pagerLastPage', p.page);
                if (p.initialized && flag !== false) {
                    c.$table.trigger('pageMoved', p);
                    c.$table.trigger('applyWidgets');
                }
            },

            setPageSize = function (table, size, p) {
                p.size = size || p.size || 10;
                p.$size.val(p.size);
                $.data(table, 'pagerLastPage', p.page);
                $.data(table, 'pagerLastSize', p.size);
                p.totalPages = Math.ceil(p.totalRows / p.size);
                moveToPage(table, p);
            },

            moveToFirstPage = function (table, p) {
                p.page = 0;
                moveToPage(table, p);
            },

            moveToLastPage = function (table, p) {
                p.page = (Math.min(p.totalPages, p.filteredPages) - 1);
                moveToPage(table, p);
            },

            moveToNextPage = function (table, p) {
                p.page++;
                if (p.page >= (Math.min(p.totalPages, p.filteredPages) - 1)) {
                    p.page = (Math.min(p.totalPages, p.filteredPages) - 1);
                }
                moveToPage(table, p);
            },

            moveToPrevPage = function (table, p) {
                p.page--;
                if (p.page <= 0) {
                    p.page = 0;
                }
                moveToPage(table, p);
            },

            destroyPager = function (table, p) {
                showAllRows(table, p);
                p.$container.hide(); // hide pager
                table.config.appender = null; // remove pager appender function
                p.initialized = false;
                $(table).unbind('destroy.pager sortEnd.pager filterEnd.pager enable.pager disable.pager');
                if (ts.storage) {
                    ts.storage(table, p.storageKey, '');
                }
            },

            enablePager = function (table, p, triggered) {
                var info,
                    c = table.config;
                p.$size.add(p.$goto).removeClass(p.cssDisabled).removeAttr('disabled').attr('aria-disabled', 'false');
                p.isDisabled = false;
                p.page = $.data(table, 'pagerLastPage') || p.page || 0;
                p.size = $.data(table, 'pagerLastSize') || parseInt(p.$size.find('option[selected]').val(), 10) || p.size || 10;
                p.$size.val(p.size); // set page size
                p.totalPages = Math.ceil(Math.min(p.totalRows, p.filteredRows) / p.size);
                // if table id exists, include page display with aria info
                if (table.id) {
                    info = table.id + '_pager_info';
                    p.$container.find(p.cssPageDisplay).attr('id', info);
                    c.$table.attr('aria-describedby', info);
                }
                if (triggered) {
                    c.$table.trigger('updateRows');
                    setPageSize(table, p.size, p);
                    hideRowsSetup(table, p);
                    fixHeight(table, p);
                    if (c.debug) {
                        ts.log('pager enabled');
                    }
                }
            };

            $this.appender = function (table, rows) {
                var c = table.config,
                    p = c.pager;
                if (!p.ajax) {
                    c.rowsCopy = rows;
                    p.totalRows = p.countChildRows ? c.$tbodies.eq(0).children().length : rows.length;
                    p.size = $.data(table, 'pagerLastSize') || p.size || 10;
                    p.totalPages = Math.ceil(p.totalRows / p.size);
                    renderTable(table, rows, p);
                    // update display here in case all rows are removed
                    updatePageDisplay(table, p, false);
                }
            };

            $this.construct = function (settings) {
                return this.each(function () {
                    // check if tablesorter has initialized
                    if (!(this.config && this.hasInitialized)) { return; }
                    var t, ctrls, fxn,
                        table = this,
                        c = table.config,
                        p = c.pager = $.extend({}, $.tablesorterPager.defaults, settings),
                        $t = c.$table,
                        // added in case the pager is reinitialized after being destroyed.
                        pager = p.$container = $(p.container).addClass('tablesorter-pager').show();
                    if (c.debug) {
                        ts.log('Pager initializing');
                    }
                    p.oldAjaxSuccess = p.oldAjaxSuccess || p.ajaxObject.success;
                    c.appender = $this.appender;
                    if (ts.filter && $.inArray('filter', c.widgets) >= 0) {
                        // get any default filter settings (data-value attribute) fixes #388
                        p.currentFilters = c.$table.data('lastSearch') || ts.filter.setDefaults(table, c, c.widgetOptions) || [];
                        // set, but don't apply current filters
                        ts.setFilters(table, p.currentFilters, false);
                    }
                    if (p.savePages && ts.storage) {
                        t = ts.storage(table, p.storageKey) || {}; // fixes #387
                        p.page = isNaN(t.page) ? p.page : t.page;
                        p.size = (isNaN(t.size) ? p.size : t.size) || 10;
                        $.data(table, 'pagerLastSize', p.size);
                    }

                    $t
                        .unbind('filterStart filterEnd sortEnd disable enable destroy update updateRows updateAll addRows pageSize '.split(' ').join('.pager '))
                        .bind('filterStart.pager', function (e, filters) {
                            p.currentFilters = filters;
                            p.page = 0; // fixes #456
                        })
                        // update pager after filter widget completes
                        .bind('filterEnd.pager sortEnd.pager', function () {
                            if (p.initialized) {
                                moveToPage(table, p, false);
                                updatePageDisplay(table, p, false);
                                fixHeight(table, p);
                            }
                        })
                        .bind('disable.pager', function (e) {
                            e.stopPropagation();
                            showAllRows(table, p);
                        })
                        .bind('enable.pager', function (e) {
                            e.stopPropagation();
                            enablePager(table, p, true);
                        })
                        .bind('destroy.pager', function (e) {
                            e.stopPropagation();
                            destroyPager(table, p);
                        })
                        .bind('update updateRows updateAll addRows '.split(' ').join('.pager '), function (e) {
                            e.stopPropagation();
                            hideRows(table, p);
                        })
                        .bind('pageSize.pager', function (e, v) {
                            e.stopPropagation();
                            setPageSize(table, parseInt(v, 10) || 10, p);
                            hideRows(table, p);
                            updatePageDisplay(table, p, false);
                            if (p.$size.length) { p.$size.val(p.size); } // twice?
                        })
                        .bind('pageSet.pager', function (e, v) {
                            e.stopPropagation();
                            p.page = (parseInt(v, 10) || 1) - 1;
                            if (p.$goto.length) { p.$goto.val(p.size); } // twice?
                            moveToPage(table, p);
                            updatePageDisplay(table, p, false);
                        });

                    // clicked controls
                    ctrls = [p.cssFirst, p.cssPrev, p.cssNext, p.cssLast];
                    fxn = [moveToFirstPage, moveToPrevPage, moveToNextPage, moveToLastPage];
                    pager.find(ctrls.join(','))
                        .attr("tabindex", 0)
                        .unbind('click.pager')
                        .bind('click.pager', function (e) {
                            e.stopPropagation();
                            var i, $t = $(this), l = ctrls.length;
                            if (!$t.hasClass(p.cssDisabled)) {
                                for (i = 0; i < l; i++) {
                                    if ($t.is(ctrls[i])) {
                                        fxn[i](table, p);
                                        break;
                                    }
                                }
                            }
                        });

                    // goto selector
                    p.$goto = pager.find(p.cssGoto);
                    if (p.$goto.length) {
                        p.$goto
                            .unbind('change')
                            .bind('change', function () {
                                p.page = $(this).val() - 1;
                                moveToPage(table, p);
                                updatePageDisplay(table, p, false);
                            });
                    }

                    // page size selector
                    p.$size = pager.find(p.cssPageSize);
                    if (p.$size.length) {
                        p.$size.unbind('change.pager').bind('change.pager', function () {
                            p.$size.val($(this).val()); // in case there are more than one pagers
                            if (!$(this).hasClass(p.cssDisabled)) {
                                setPageSize(table, parseInt($(this).val(), 10), p);
                                changeHeight(table, p);
                            }
                            return false;
                        });
                    }

                    // clear initialized flag
                    p.initialized = false;
                    // before initialization event
                    $t.trigger('pagerBeforeInitialized', p);

                    enablePager(table, p, false);

                    if (typeof (p.ajaxUrl) === 'string') {
                        // ajax pager; interact with database
                        p.ajax = true;
                        //When filtering with ajax, allow only custom filtering function, disable default filtering since it will be done server side.
                        c.widgetOptions.filter_serversideFiltering = true;
                        c.serverSideSorting = true;
                        moveToPage(table, p);
                    } else {
                        p.ajax = false;
                        // Regular pager; all rows stored in memory
                        $(this).trigger("appendCache", true);
                        hideRowsSetup(table, p);
                    }

                    changeHeight(table, p);

                    // pager initialized
                    if (!p.ajax) {
                        p.initialized = true;
                        $(table).trigger('pagerInitialized', p);
                    }
                });
            };

        }()
    });

    // see #486
    ts.showError = function (table, message) {
        $(table).each(function () {
            var $row,
				c = this.config,
				errorRow = c.pager && c.pager.cssErrorRow || c.widgetOptions.pager_css && c.widgetOptions.pager_css.errorRow || 'tablesorter-errorRow';
            if (c) {
                if (typeof message === 'undefined') {
                    c.$table.find('thead').find(c.selectorRemove).remove();
                } else {
                    $row = (/tr\>/.test(message) ? $(message) : $('<tr><td colspan="' + c.columns + '">' + message + '</td></tr>'))
						.click(function () {
						    $(this).remove();
						})
						// add error row to thead instead of tbody, or clicking on the header will result in a parser error
						.appendTo(c.$table.find('thead:first'))
						.addClass(errorRow + ' ' + c.selectorRemove.replace(/^[.#]/, ''))
						.attr({
						    role: 'alert',
						    'aria-live': 'assertive'
						});
                }
            }
        });
    };

    // extend plugin scope
    $.fn.extend({
        tablesorterPager: $.tablesorterPager.construct
    });

})(jQuery);
