SWFUpload 在ie9上出现的bug

SWFUpload 在ie9下会出现js错误

参考以下几个网址,备忘：

http://code.google.com/p/swfupload/issues/detail?id=348

http://code.google.com/p/swfupload/issues/detail?id=371

http://vanchee.iteye.com/blog/1625383