This file demonstrates that testing is required when programmatic objects are used (script).

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<html lang="en">
<head>
<title>aert1.0/6.3.1</title>
</head>
<body>
<script><!-- the script --></script>
</body>
</html>