<html class="reftest-wait"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script> </head> <body onload="start()"> <iframe src="data:text/html,<body contenteditable spellcheck=false><br /><div></div></body>"></iframe> <script> function start() { var iframe = document.querySelector("iframe"); var win = iframe.contentWindow; var doc = iframe.contentDocument; iframe.focus(); doc.body.focus(); win.getSelection().collapse(doc.body, 0); sendString("Here's some text."); synthesizeKey("VK_RETURN", {}); document.documentElement.removeAttribute("class"); } </script> </body> </html>