lib/erl_docgen/priv/nyi.html (11 lines of code) (raw):
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Not Yet Implemented</title>
</head>
<body>
<h1>Not Yet Implemented</h1>
<p>This page is not yet generated.</p>
<hr>
</body>
</html>