AjaxUpload.js文件的代码，供大家参考，具体内容如下

/** * AJAX Upload ( http://valums.com/ajax-upload/ ) * Copyright (c) Andris Valums * Licensed under the MIT license ( http://valums.com/mit-license/ ) * Thanks to Gary Haran, David Mark, Corey Burns and others for contributions */ (function () { /** * Wrapper for FireBug's console.log */ function log() { if (typeof(console) != 'undefined' && typeof(console.log) == 'function') { Array.prototype.unshift.call(arguments, '[Ajax Upload]'); console.log(Array.prototype.join.call(arguments, ' ')); } } /** * Attaches event to a dom element. * @param {Element} el * @param type event name * @param fn callback This refers to the passed element */ function addEvent(el, type, fn) { if (el.addEventListener) { el.addEventListener(type, fn, false); } else if (el.attachEvent) { el.attachEvent('on' + type, function () { fn.call(el); }); } else { throw new Error('not supported or DOM not loaded'); } } /** * Attaches resize event to a window, limiting * number of event fired. Fires only when encounteres * delay of 100 after series of events. * * Some browsers fire event multiple times when resizing * http://plete event when ready this._getResponse(iframe, file); // get ready for next request this._createInput(); } }; })();

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