Press f12 to continue <span style="color:#BDBDBD">(opens dev tools on windows)</span>

<div id='div1'></div>

<script>


function g(){

history.back();

setTimeout(function(){g();},2000);

}




setTimeout(function(){g();},10000);

var i=document.getElementById('div1').appendChild(document.createElement('iframe'));
i.src="iframe.html";


</script>