251         var s = $.extend(true, {}, $.ajaxSettings, options, {
260             s.xhr = function() {
277         s.data = null;
278             var beforeSend = s.beforeSend;
279             s.beforeSend = function(xhr, o) {
284         return $.ajax(s);
289         var form = $form[0], el, i, s, g, id, $io, io, xhr, sub, n, timedOut, timeoutHandle;
312         s = $.extend(true, {}, $.ajaxSettings, options);
313         s.context = s.context || s;
315         if (s.iframeTarget) {
316             $io = $(s.iframeTarget);
324             $io = $('<iframe name="' + id + '" src="'+ s.iframeSrc +'" />');
349                 $io.attr('src', s.iframeSrc); // abort op in progress
351                 if (s.error)
352                     s.error.call(s.context, xhr, e, status);
354                     $.event.trigger("ajaxError", [xhr, s, e]);
355                 if (s.complete)
356                     s.complete.call(s.context, xhr, e);
360         g = s.global;
366             $.event.trigger("ajaxSend", [xhr, s]);
369         if (s.beforeSend && s.beforeSend.call(s.context, xhr, s) === false) {
370             if (s.global) {
386                 s.extraData = s.extraData || {};
387                 s.extraData[n] = sub.value;
389                     s.extraData[n+'.x'] = form.clk_x;
390                     s.extraData[n+'.y'] = form.clk_y;
407             s.extraData = s.extraData || {};
408             s.extraData[csrf_param] = csrf_token;
421             if (a != s.url) {
422                 form.setAttribute('action', s.url);
426             if (! s.skipEncodingOverride && (!method || /post/i.test(method))) {
434             if (s.timeout) {
435 …  timeoutHandle = setTimeout(function() { timedOut = true; cb(CLIENT_TIMEOUT_ABORT); }, s.timeout);
458                 if (s.extraData) {
459                     for (var n in s.extraData) {
460                         if (s.extraData.hasOwnProperty(n)) {
462 …if($.isPlainObject(s.extraData[n]) && s.extraData[n].hasOwnProperty('name') && s.extraData[n].hasO…
464 …       $('<input type="hidden" name="'+s.extraData[n].name+'">').attr('value',s.extraData[n].value)
468                                $('<input type="hidden" name="'+n+'">').attr('value',s.extraData[n])
475                 if (!s.iframeTarget) {
498         if (s.forceSync) {
529             if (!doc || doc.location.href == s.iframeSrc) {
545                 var isXml = s.dataType == 'xml' || doc.XMLDocument || $.isXMLDoc(doc);
565                     s.dataType = 'xml';
567                     var headers = {'content-type': s.dataType};
576                 var dt = (s.dataType || '').toLowerCase();
578                 if (scr || s.textarea) {
604                     data = httpData(xhr, dt, s);
628                 if (s.success)
629                     s.success.call(s.context, data, 'success', xhr);
632                     $.event.trigger("ajaxSuccess", [xhr, s]);
637                 if (s.error)
638                     s.error.call(s.context, xhr, status, errMsg);
641                     $.event.trigger("ajaxError", [xhr, s, errMsg]);
645                 $.event.trigger("ajaxComplete", [xhr, s]);
651             if (s.complete)
652                 s.complete.call(s.context, xhr, status);
655             if (s.timeout)
660                 if (!s.iframeTarget)
666         var toXml = $.parseXML || function(s, doc) { // use parseXML if available (jQuery 1.5+)
670                 doc.loadXML(s);
673                 doc = (new DOMParser()).parseFromString(s, 'text/xml');
677         var parseJSON = $.parseJSON || function(s) {
679             return window['eval']('(' + s + ')');
682         var httpData = function( xhr, type, s ) { // mostly lifted from jq1.4.4  argument
692             if (s && s.dataFilter) {
693                 data = s.dataFilter(data, type);
730         var o = { s: this.selector, c: this.context };  property in $.fn.ajaxForm.o
731         if (!$.isReady && o.s) {
734                 $(o.s,o.c).ajaxForm(options);