<!DOCTYPE html>
<link rel=author href="mailto:jarhar@chromium.org">
<link rel=help href="https://bugs.chromium.org/p/chromium/issues/detail?id=1178128">

<script>
function iframeloadhandler() {
  selectid[5] = optionid;
}
</script>
<option id="optionid" selected>
  <select id="selectid">
    <select>
      <iframe onload="iframeloadhandler()">
