3 * Copyright(c) 2006-2010 Sencha Inc.
5 * http://www.sencha.com/license
7 /*! SWFObject v2.2 <http://code.google.com/p/swfobject/>
8 is released under the MIT License <http://www.opensource.org/licenses/mit-license.php>
11 var swfobject = function() {
13 var UNDEF = "undefined",
15 SHOCKWAVE_FLASH = "Shockwave Flash",
16 SHOCKWAVE_FLASH_AX = "ShockwaveFlash.ShockwaveFlash",
17 FLASH_MIME_TYPE = "application/x-shockwave-flash",
18 EXPRESS_INSTALL_ID = "SWFObjectExprInst",
19 ON_READY_STATE_CHANGE = "onreadystatechange",
26 domLoadFnArr = [main],
35 isExpressInstallActive = false,
37 dynamicStylesheetMedia,
40 /* Centralized function for browser feature detection
41 - User agent string detection is only used when no good alternative is possible
42 - Is executed directly for optimal performance
45 var w3cdom = typeof doc.getElementById != UNDEF && typeof doc.getElementsByTagName != UNDEF && typeof doc.createElement != UNDEF,
46 u = nav.userAgent.toLowerCase(),
47 p = nav.platform.toLowerCase(),
48 windows = p ? (/win/).test(p) : /win/.test(u),
49 mac = p ? (/mac/).test(p) : /mac/.test(u),
50 webkit = /webkit/.test(u) ? parseFloat(u.replace(/^.*webkit\/(\d+(\.\d+)?).*$/, "$1")) : false, // returns either the webkit version or false if not webkit
51 ie = !+"\v1", // feature detection based on Andrea Giammarchi's solution: http://webreflection.blogspot.com/2009/01/32-bytes-to-know-if-your-browser-is-ie.html
52 playerVersion = [0,0,0],
54 if (typeof nav.plugins != UNDEF && typeof nav.plugins[SHOCKWAVE_FLASH] == OBJECT) {
55 d = nav.plugins[SHOCKWAVE_FLASH].description;
56 if (d && !(typeof nav.mimeTypes != UNDEF && nav.mimeTypes[FLASH_MIME_TYPE] && !nav.mimeTypes[FLASH_MIME_TYPE].enabledPlugin)) { // navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin indicates whether plug-ins are enabled or disabled in Safari 3+
58 ie = false; // cascaded feature detection for Internet Explorer
59 d = d.replace(/^.*\s+(\S+\s+\S+$)/, "$1");
60 playerVersion[0] = parseInt(d.replace(/^(.*)\..*$/, "$1"), 10);
61 playerVersion[1] = parseInt(d.replace(/^.*\.(.*)\s.*$/, "$1"), 10);
62 playerVersion[2] = /[a-zA-Z]/.test(d) ? parseInt(d.replace(/^.*[a-zA-Z]+(.*)$/, "$1"), 10) : 0;
65 else if (typeof win.ActiveXObject != UNDEF) {
67 var a = new ActiveXObject(SHOCKWAVE_FLASH_AX);
68 if (a) { // a will return null when ActiveX is disabled
69 d = a.GetVariable("$version");
71 ie = true; // cascaded feature detection for Internet Explorer
72 d = d.split(" ")[1].split(",");
73 playerVersion = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
79 return { w3:w3cdom, pv:playerVersion, wk:webkit, ie:ie, win:windows, mac:mac };
82 /* Cross-browser onDomLoad
83 - Will fire an event as soon as the DOM of a web page is loaded
84 - Internet Explorer workaround based on Diego Perini's solution: http://javascript.nwbox.com/IEContentLoaded/
85 - Regular onload serves as fallback
87 onDomLoad = function() {
88 if (!ua.w3) { return; }
89 if ((typeof doc.readyState != UNDEF && doc.readyState == "complete") || (typeof doc.readyState == UNDEF && (doc.getElementsByTagName("body")[0] || doc.body))) { // function is fired after onload, e.g. when script is inserted dynamically
90 callDomLoadFunctions();
93 if (typeof doc.addEventListener != UNDEF) {
94 doc.addEventListener("DOMContentLoaded", callDomLoadFunctions, false);
96 if (ua.ie && ua.win) {
97 doc.attachEvent(ON_READY_STATE_CHANGE, function() {
98 if (doc.readyState == "complete") {
99 doc.detachEvent(ON_READY_STATE_CHANGE, arguments.callee);
100 callDomLoadFunctions();
103 if (win == top) { // if not inside an iframe
105 if (isDomLoaded) { return; }
107 doc.documentElement.doScroll("left");
110 setTimeout(arguments.callee, 0);
113 callDomLoadFunctions();
119 if (isDomLoaded) { return; }
120 if (!(/loaded|complete/).test(doc.readyState)) {
121 setTimeout(arguments.callee, 0);
124 callDomLoadFunctions();
127 addLoadEvent(callDomLoadFunctions);
131 function callDomLoadFunctions() {
132 if (isDomLoaded) { return; }
133 try { // test if we can really add/remove elements to/from the DOM; we don't want to fire it too early
134 var t = doc.getElementsByTagName("body")[0].appendChild(createElement("span"));
135 t.parentNode.removeChild(t);
137 catch (e) { return; }
139 var dl = domLoadFnArr.length;
140 for (var i = 0; i < dl; i++) {
145 function addDomLoadEvent(fn) {
150 domLoadFnArr[domLoadFnArr.length] = fn; // Array.push() is only available in IE5.5+
154 /* Cross-browser onload
155 - Based on James Edwards' solution: http://brothercake.com/site/resources/scripts/onload/
156 - Will fire an event as soon as a web page including all of its assets are loaded
158 function addLoadEvent(fn) {
159 if (typeof win.addEventListener != UNDEF) {
160 win.addEventListener("load", fn, false);
162 else if (typeof doc.addEventListener != UNDEF) {
163 doc.addEventListener("load", fn, false);
165 else if (typeof win.attachEvent != UNDEF) {
166 addListener(win, "onload", fn);
168 else if (typeof win.onload == "function") {
169 var fnOld = win.onload;
170 win.onload = function() {
181 - Will preferably execute onDomLoad, otherwise onload (as a fallback)
192 /* Detect the Flash Player version for non-Internet Explorer browsers
193 - Detecting the plug-in version via the object element is more precise than using the plugins collection item's description:
194 a. Both release and build numbers can be detected
195 b. Avoid wrong descriptions by corrupt installers provided by Adobe
196 c. Avoid wrong descriptions by multiple Flash Player entries in the plugin Array, caused by incorrect browser imports
197 - Disadvantage of this method is that it depends on the availability of the DOM, while the plugins collection is immediately available
199 function testPlayerVersion() {
200 var b = doc.getElementsByTagName("body")[0];
201 var o = createElement(OBJECT);
202 o.setAttribute("type", FLASH_MIME_TYPE);
203 var t = b.appendChild(o);
207 if (typeof t.GetVariable != UNDEF) {
208 var d = t.GetVariable("$version");
210 d = d.split(" ")[1].split(",");
211 ua.pv = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
214 else if (counter < 10) {
216 setTimeout(arguments.callee, 10);
229 /* Perform Flash Player and SWF version matching; static publishing only
231 function matchVersions() {
232 var rl = regObjArr.length;
234 for (var i = 0; i < rl; i++) { // for each registered object element
235 var id = regObjArr[i].id;
236 var cb = regObjArr[i].callbackFn;
237 var cbObj = {success:false, id:id};
239 var obj = getElementById(id);
241 if (hasPlayerVersion(regObjArr[i].swfVersion) && !(ua.wk && ua.wk < 312)) { // Flash Player version >= published SWF version: Houston, we have a match!
242 setVisibility(id, true);
244 cbObj.success = true;
245 cbObj.ref = getObjectById(id);
249 else if (regObjArr[i].expressInstall && canExpressInstall()) { // show the Adobe Express Install dialog if set by the web page author and if supported
251 att.data = regObjArr[i].expressInstall;
252 att.width = obj.getAttribute("width") || "0";
253 att.height = obj.getAttribute("height") || "0";
254 if (obj.getAttribute("class")) { att.styleclass = obj.getAttribute("class"); }
255 if (obj.getAttribute("align")) { att.align = obj.getAttribute("align"); }
256 // parse HTML object param element's name-value pairs
258 var p = obj.getElementsByTagName("param");
260 for (var j = 0; j < pl; j++) {
261 if (p[j].getAttribute("name").toLowerCase() != "movie") {
262 par[p[j].getAttribute("name")] = p[j].getAttribute("value");
265 showExpressInstall(att, par, id, cb);
267 else { // Flash Player and SWF version mismatch or an older Webkit engine that ignores the HTML object element's nested param elements: display alternative content instead of SWF
268 displayAltContent(obj);
269 if (cb) { cb(cbObj); }
273 else { // if no Flash Player is installed or the fp version cannot be detected we let the HTML object element do its job (either show a SWF or alternative content)
274 setVisibility(id, true);
276 var o = getObjectById(id); // test whether there is an HTML object element or not
277 if (o && typeof o.SetVariable != UNDEF) {
278 cbObj.success = true;
288 function getObjectById(objectIdStr) {
290 var o = getElementById(objectIdStr);
291 if (o && o.nodeName == "OBJECT") {
292 if (typeof o.SetVariable != UNDEF) {
296 var n = o.getElementsByTagName(OBJECT)[0];
305 /* Requirements for Adobe Express Install
306 - only one instance can be active at a time
307 - fp 6.0.65 or higher
309 - no Webkit engines older than version 312
311 function canExpressInstall() {
312 return !isExpressInstallActive && hasPlayerVersion("6.0.65") && (ua.win || ua.mac) && !(ua.wk && ua.wk < 312);
315 /* Show the Adobe Express Install dialog
316 - Reference: http://www.adobe.com/cfusion/knowledgebase/index.cfm?id=6a253b75
318 function showExpressInstall(att, par, replaceElemIdStr, callbackFn) {
319 isExpressInstallActive = true;
320 storedCallbackFn = callbackFn || null;
321 storedCallbackObj = {success:false, id:replaceElemIdStr};
322 var obj = getElementById(replaceElemIdStr);
324 if (obj.nodeName == "OBJECT") { // static publishing
325 storedAltContent = abstractAltContent(obj);
326 storedAltContentId = null;
328 else { // dynamic publishing
329 storedAltContent = obj;
330 storedAltContentId = replaceElemIdStr;
332 att.id = EXPRESS_INSTALL_ID;
333 if (typeof att.width == UNDEF || (!(/%$/).test(att.width) && parseInt(att.width, 10) < 310)) {
337 if (typeof att.height == UNDEF || (!(/%$/).test(att.height) && parseInt(att.height, 10) < 137)) {
340 doc.title = doc.title.slice(0, 47) + " - Flash Player Installation";
341 var pt = ua.ie && ua.win ? "ActiveX" : "PlugIn",
342 fv = "MMredirectURL=" + win.location.toString().replace(/&/g,"%26") + "&MMplayerType=" + pt + "&MMdoctitle=" + doc.title;
343 if (typeof par.flashvars != UNDEF) {
344 par.flashvars += "&" + fv;
349 // IE only: when a SWF is loading (AND: not available in cache) wait for the readyState of the object element to become 4 before removing it,
350 // because you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
351 if (ua.ie && ua.win && obj.readyState != 4) {
352 var newObj = createElement("div");
353 replaceElemIdStr += "SWFObjectNew";
354 newObj.setAttribute("id", replaceElemIdStr);
355 obj.parentNode.insertBefore(newObj, obj); // insert placeholder div that will be replaced by the object element that loads expressinstall.swf
356 obj.style.display = "none";
358 if (obj.readyState == 4) {
359 obj.parentNode.removeChild(obj);
362 setTimeout(arguments.callee, 10);
366 createSWF(att, par, replaceElemIdStr);
370 /* Functions to abstract and display alternative content
372 function displayAltContent(obj) {
373 if (ua.ie && ua.win && obj.readyState != 4) {
374 // IE only: when a SWF is loading (AND: not available in cache) wait for the readyState of the object element to become 4 before removing it,
375 // because you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
376 var el = createElement("div");
377 obj.parentNode.insertBefore(el, obj); // insert placeholder div that will be replaced by the alternative content
378 el.parentNode.replaceChild(abstractAltContent(obj), el);
379 obj.style.display = "none";
381 if (obj.readyState == 4) {
382 obj.parentNode.removeChild(obj);
385 setTimeout(arguments.callee, 10);
390 obj.parentNode.replaceChild(abstractAltContent(obj), obj);
394 function abstractAltContent(obj) {
395 var ac = createElement("div");
396 if (ua.win && ua.ie) {
397 ac.innerHTML = obj.innerHTML;
400 var nestedObj = obj.getElementsByTagName(OBJECT)[0];
402 var c = nestedObj.childNodes;
405 for (var i = 0; i < cl; i++) {
406 if (!(c[i].nodeType == 1 && c[i].nodeName == "PARAM") && !(c[i].nodeType == 8)) {
407 ac.appendChild(c[i].cloneNode(true));
416 /* Cross-browser dynamic SWF creation
418 function createSWF(attObj, parObj, id) {
419 var r, el = getElementById(id);
420 if (ua.wk && ua.wk < 312) { return r; }
422 if (typeof attObj.id == UNDEF) { // if no 'id' is defined for the object element, it will inherit the 'id' from the alternative content
425 if (ua.ie && ua.win) { // Internet Explorer + the HTML object element + W3C DOM methods do not combine: fall back to outerHTML
427 for (var i in attObj) {
428 if (attObj[i] != Object.prototype[i]) { // filter out prototype additions from other potential libraries
429 if (i.toLowerCase() == "data") {
430 parObj.movie = attObj[i];
432 else if (i.toLowerCase() == "styleclass") { // 'class' is an ECMA4 reserved keyword
433 att += ' class="' + attObj[i] + '"';
435 else if (i.toLowerCase() != "classid") {
436 att += ' ' + i + '="' + attObj[i] + '"';
441 for (var j in parObj) {
442 if (parObj[j] != Object.prototype[j]) { // filter out prototype additions from other potential libraries
443 par += '<param name="' + j + '" value="' + parObj[j] + '" />';
446 el.outerHTML = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"' + att + '>' + par + '</object>';
447 objIdArr[objIdArr.length] = attObj.id; // stored to fix object 'leaks' on unload (dynamic publishing only)
448 r = getElementById(attObj.id);
450 else { // well-behaving browsers
451 var o = createElement(OBJECT);
452 o.setAttribute("type", FLASH_MIME_TYPE);
453 for (var m in attObj) {
454 if (attObj[m] != Object.prototype[m]) { // filter out prototype additions from other potential libraries
455 if (m.toLowerCase() == "styleclass") { // 'class' is an ECMA4 reserved keyword
456 o.setAttribute("class", attObj[m]);
458 else if (m.toLowerCase() != "classid") { // filter out IE specific attribute
459 o.setAttribute(m, attObj[m]);
463 for (var n in parObj) {
464 if (parObj[n] != Object.prototype[n] && n.toLowerCase() != "movie") { // filter out prototype additions from other potential libraries and IE specific param element
465 createObjParam(o, n, parObj[n]);
468 el.parentNode.replaceChild(o, el);
475 function createObjParam(el, pName, pValue) {
476 var p = createElement("param");
477 p.setAttribute("name", pName);
478 p.setAttribute("value", pValue);
482 /* Cross-browser SWF removal
483 - Especially needed to safely and completely remove a SWF in Internet Explorer
485 function removeSWF(id) {
486 var obj = getElementById(id);
487 if (obj && obj.nodeName == "OBJECT") {
488 if (ua.ie && ua.win) {
489 obj.style.display = "none";
491 if (obj.readyState == 4) {
492 removeObjectInIE(id);
495 setTimeout(arguments.callee, 10);
500 obj.parentNode.removeChild(obj);
505 function removeObjectInIE(id) {
506 var obj = getElementById(id);
509 if (typeof obj[i] == "function") {
513 obj.parentNode.removeChild(obj);
517 /* Functions to optimize JavaScript compression
519 function getElementById(id) {
522 el = doc.getElementById(id);
528 function createElement(el) {
529 return doc.createElement(el);
532 /* Updated attachEvent function for Internet Explorer
533 - Stores attachEvent information in an Array, so on unload the detachEvent functions can be called to avoid memory leaks
535 function addListener(target, eventType, fn) {
536 target.attachEvent(eventType, fn);
537 listenersArr[listenersArr.length] = [target, eventType, fn];
540 /* Flash Player and SWF content version matching
542 function hasPlayerVersion(rv) {
543 var pv = ua.pv, v = rv.split(".");
544 v[0] = parseInt(v[0], 10);
545 v[1] = parseInt(v[1], 10) || 0; // supports short notation, e.g. "9" instead of "9.0.0"
546 v[2] = parseInt(v[2], 10) || 0;
547 return (pv[0] > v[0] || (pv[0] == v[0] && pv[1] > v[1]) || (pv[0] == v[0] && pv[1] == v[1] && pv[2] >= v[2])) ? true : false;
550 /* Cross-browser dynamic CSS creation
551 - Based on Bobby van der Sluis' solution: http://www.bobbyvandersluis.com/articles/dynamicCSS.php
553 function createCSS(sel, decl, media, newStyle) {
554 if (ua.ie && ua.mac) { return; }
555 var h = doc.getElementsByTagName("head")[0];
556 if (!h) { return; } // to also support badly authored HTML pages that lack a head element
557 var m = (media && typeof media == "string") ? media : "screen";
559 dynamicStylesheet = null;
560 dynamicStylesheetMedia = null;
562 if (!dynamicStylesheet || dynamicStylesheetMedia != m) {
563 // create dynamic stylesheet + get a global reference to it
564 var s = createElement("style");
565 s.setAttribute("type", "text/css");
566 s.setAttribute("media", m);
567 dynamicStylesheet = h.appendChild(s);
568 if (ua.ie && ua.win && typeof doc.styleSheets != UNDEF && doc.styleSheets.length > 0) {
569 dynamicStylesheet = doc.styleSheets[doc.styleSheets.length - 1];
571 dynamicStylesheetMedia = m;
574 if (ua.ie && ua.win) {
575 if (dynamicStylesheet && typeof dynamicStylesheet.addRule == OBJECT) {
576 dynamicStylesheet.addRule(sel, decl);
580 if (dynamicStylesheet && typeof doc.createTextNode != UNDEF) {
581 dynamicStylesheet.appendChild(doc.createTextNode(sel + " {" + decl + "}"));
586 function setVisibility(id, isVisible) {
587 if (!autoHideShow) { return; }
588 var v = isVisible ? "visible" : "hidden";
589 if (isDomLoaded && getElementById(id)) {
590 getElementById(id).style.visibility = v;
593 createCSS("#" + id, "visibility:" + v);
597 /* Filter to avoid XSS attacks
599 function urlEncodeIfNecessary(s) {
600 var regex = /[\\\"<>\.;]/;
601 var hasBadChars = regex.exec(s) != null;
602 return hasBadChars && typeof encodeURIComponent != UNDEF ? encodeURIComponent(s) : s;
605 /* Release memory to avoid memory leaks caused by closures, fix hanging audio/video threads and force open sockets/NetConnections to disconnect (Internet Explorer only)
607 var cleanup = function() {
608 if (ua.ie && ua.win) {
609 window.attachEvent("onunload", function() {
610 // remove listeners to avoid memory leaks
611 var ll = listenersArr.length;
612 for (var i = 0; i < ll; i++) {
613 listenersArr[i][0].detachEvent(listenersArr[i][1], listenersArr[i][2]);
615 // cleanup dynamically embedded objects to fix audio/video threads and force open sockets and NetConnections to disconnect
616 var il = objIdArr.length;
617 for (var j = 0; j < il; j++) {
618 removeSWF(objIdArr[j]);
620 // cleanup library's main closures to avoid memory leaks
625 for (var l in swfobject) {
635 - Reference: http://code.google.com/p/swfobject/wiki/documentation
637 registerObject: function(objectIdStr, swfVersionStr, xiSwfUrlStr, callbackFn) {
638 if (ua.w3 && objectIdStr && swfVersionStr) {
640 regObj.id = objectIdStr;
641 regObj.swfVersion = swfVersionStr;
642 regObj.expressInstall = xiSwfUrlStr;
643 regObj.callbackFn = callbackFn;
644 regObjArr[regObjArr.length] = regObj;
645 setVisibility(objectIdStr, false);
647 else if (callbackFn) {
648 callbackFn({success:false, id:objectIdStr});
652 getObjectById: function(objectIdStr) {
654 return getObjectById(objectIdStr);
658 embedSWF: function(swfUrlStr, replaceElemIdStr, widthStr, heightStr, swfVersionStr, xiSwfUrlStr, flashvarsObj, parObj, attObj, callbackFn) {
659 var callbackObj = {success:false, id:replaceElemIdStr};
660 if (ua.w3 && !(ua.wk && ua.wk < 312) && swfUrlStr && replaceElemIdStr && widthStr && heightStr && swfVersionStr) {
661 setVisibility(replaceElemIdStr, false);
662 addDomLoadEvent(function() {
663 widthStr += ""; // auto-convert to string
666 if (attObj && typeof attObj === OBJECT) {
667 for (var i in attObj) { // copy object to avoid the use of references, because web authors often reuse attObj for multiple SWFs
671 att.data = swfUrlStr;
672 att.width = widthStr;
673 att.height = heightStr;
675 if (parObj && typeof parObj === OBJECT) {
676 for (var j in parObj) { // copy object to avoid the use of references, because web authors often reuse parObj for multiple SWFs
680 if (flashvarsObj && typeof flashvarsObj === OBJECT) {
681 for (var k in flashvarsObj) { // copy object to avoid the use of references, because web authors often reuse flashvarsObj for multiple SWFs
682 if (typeof par.flashvars != UNDEF) {
683 par.flashvars += "&" + k + "=" + flashvarsObj[k];
686 par.flashvars = k + "=" + flashvarsObj[k];
690 if (hasPlayerVersion(swfVersionStr)) { // create SWF
691 var obj = createSWF(att, par, replaceElemIdStr);
692 if (att.id == replaceElemIdStr) {
693 setVisibility(replaceElemIdStr, true);
695 callbackObj.success = true;
696 callbackObj.ref = obj;
698 else if (xiSwfUrlStr && canExpressInstall()) { // show Adobe Express Install
699 att.data = xiSwfUrlStr;
700 showExpressInstall(att, par, replaceElemIdStr, callbackFn);
703 else { // show alternative content
704 setVisibility(replaceElemIdStr, true);
706 if (callbackFn) { callbackFn(callbackObj); }
709 else if (callbackFn) { callbackFn(callbackObj); }
712 switchOffAutoHideShow: function() {
713 autoHideShow = false;
718 getFlashPlayerVersion: function() {
719 return { major:ua.pv[0], minor:ua.pv[1], release:ua.pv[2] };
722 hasFlashPlayerVersion: hasPlayerVersion,
724 createSWF: function(attObj, parObj, replaceElemIdStr) {
726 return createSWF(attObj, parObj, replaceElemIdStr);
733 showExpressInstall: function(att, par, replaceElemIdStr, callbackFn) {
734 if (ua.w3 && canExpressInstall()) {
735 showExpressInstall(att, par, replaceElemIdStr, callbackFn);
739 removeSWF: function(objElemIdStr) {
741 removeSWF(objElemIdStr);
745 createCSS: function(selStr, declStr, mediaStr, newStyleBoolean) {
747 createCSS(selStr, declStr, mediaStr, newStyleBoolean);
751 addDomLoadEvent: addDomLoadEvent,
753 addLoadEvent: addLoadEvent,
755 getQueryParamValue: function(param) {
756 var q = doc.location.search || doc.location.hash;
758 if (/\?/.test(q)) { q = q.split("?")[1]; } // strip question mark
760 return urlEncodeIfNecessary(q);
762 var pairs = q.split("&");
763 for (var i = 0; i < pairs.length; i++) {
764 if (pairs[i].substring(0, pairs[i].indexOf("=")) == param) {
765 return urlEncodeIfNecessary(pairs[i].substring((pairs[i].indexOf("=") + 1)));
772 // For internal usage only
773 expressInstallCallback: function() {
774 if (isExpressInstallActive) {
775 var obj = getElementById(EXPRESS_INSTALL_ID);
776 if (obj && storedAltContent) {
777 obj.parentNode.replaceChild(storedAltContent, obj);
778 if (storedAltContentId) {
779 setVisibility(storedAltContentId, true);
780 if (ua.ie && ua.win) { storedAltContent.style.display = "block"; }
782 if (storedCallbackFn) { storedCallbackFn(storedCallbackObj); }
784 isExpressInstallActive = false;