<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<style>
iframe {
  width: 300px;
  height: 300px;
  top: 100px;
  left: 100px;
  border: 0;
  position: absolute;
  background: green;
}
#outerFrame {
  width: 500px;
  height: 500px;
  background: blue;
}
</style>
<body id="outerFrame body" on