处理iframe事件或错误

Question

有没有办法处理iframe问题？喜欢，

if (err == "Refused to display in a frame...") {
    // Do this and that...
}

或

if (err == "Mixed content...") {
    // Do this and that...
}

类似

<iframe src="http://www.rcnky.com/articles/..." onReadyStateChange="alert(this)" height="500px"></iframe>