<!DOCTYPE html>
<html>
  <head>
    <title>Protocol handler</title>
    <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
    <meta content="utf-8" http-equiv="encoding">
  </head>
  <body>
    <script type="text/javascript">
      navigator.registerProtocolHandler("ftp",
          "https://example.com/browser/uriloader/exthandler/tests/mochitest/blank.html?uri=%s",
          "Test Protocol");
    </script>
    <a id="link" href="ftp://user:password@domain.com/path">ftp link</a>
  </body>
</html>