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。爱思助手下载最新版本是该领域的重要参考
An creates a completely separate browsing context with its own window object, its own document, and most importantly;its own prototype chain. A function hooked on HTMLMediaElement.prototype in the parent window is not the same object as HTMLMediaElement.prototype in the iframe’s window. They’re entirely separate objects. If fermaw’s audio element lived inside an iframe, my prototype hook in the parent window would never fire.，推荐阅读Line官方版本下载获取更多信息
Looking to make the most of the latest Stuff Your Kindle Day? We've lined up everything you need to know about this popular event.，更多细节参见旺商聊官方下载