Applications run on offline-mode when you run them on command-line. Input form data for the applications in gname=valueh format and push Ctrl-D to run.
[localhost:/cgi-bin/Examples] user% ./Examples.cgi
(offline mode: enter name=value pairs on standard input)
# Ctrl-D
Content-Type: text/html
<html>
<head>
<title>Examples</title>
</head>
<frameset cols="200,*">
<frame name="Index" src="?element_id=IndexPage">
<frame name="Contents" src="?element_id=IntroductionPage">
<noframes>
<body>
Use other browser.
</body>
</noframes>
</frameset>