CGI::Session can provide a session. 
...Setup the session and output CGI headers...

$session->param(js => 1);

print <<'__EOI__';
<html>
<head>
<script type="text/javascript" src="javascript.php"></script>
<title>Untitled Document</title>
</head>
</html>
__EOI__

[download]
...Setup the session and output CGI headers...

if ($session->param('js')) {
   print <<'__EOI__';

document.write("Hello World!");

__EOI__
}

$session->param(js => 0);

[download]

In reply to Re: How could I use CGI to hide my javascript code? by ikegami
in thread How could I use CGI to hide my javascript code? by Plankton

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