<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>focus() after iframe</title>
  <style>
    #load {
      width: 100px;
      height: 100px;
    }
  </style>
</head>
<body>
  <div>
    <div id="load"></div>
    <input type="text" id="input"></input>
  </div>
  <iframe src="about:blank"></iframe>
</body>
</html>