<html><head> <title> Testcase bug 321894 - ASSERTION: RemovedAsPrimaryFrame called after PreDestroy: 'PR_FALSE' </title> </head> <body> This shouldn't assert in a debug build <span> <script>var x=document.body.offsetHeight;</script> <div> <span style="float:left;"> <input type="text"> </span> </div> </span> </body> </html>