<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta content="text/html; charset=ISO-8859-1" http-equiv="content-type"> <title>Crash Testcase</title> <script type="text/javascript"> function crash() { var inp = document.getElementById("theinp"); inp.type = "file"; } </script> </head> <body onload="crash();"> <input id="theinp" type="text"> </body> </html>