<!DOCTYPE HTML> <html class="reftest-wait"><head> <meta charset="utf-8"> <title>Testcase for bug 806284</title> <style type="text/css"> html,body { color:black; background-color:white; font-size:16px; padding:0; margin:0; } #t { width:10em; border: 1px solid black; } </style> </head> <body> <iframe id="t" src="text-align-left-in-rtl-block-iframe.html"></iframe> <script type="text/javascript"> function test() { var t = document.getElementById('t'); t.style.width = '20em'; document.documentElement.removeAttribute("class"); } document.addEventListener("MozReftestInvalidate", test); </script> </body> </html>