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+<html><head><title>The Common Gateway Interface Specification
+[http://hoohoo.ncsa.uiuc.edu/cgi/interface.html]
+</title></head><body><h1><img alt="" src="interface_files/CGIlogo.gif"> The CGI Specification</h1>
+
+<hr>
+
+This is the specification for CGI version 1.1, or CGI/1.1. Further
+revisions of this protocol are guaranteed to be backward compatible.
+<p>
+
+The server and the CGI script communicate in four major ways. Each of
+the following is a hotlink to graphic detail.</p><p>
+
+</p><ul>
+<li> <a href="env.html">Environment variables</a>
+</li><li> <a href="cl.html">The command line</a>
+</li><li> <a href="in.html">Standard input</a>
+</li><li> <a href="out.html">Standard output</a>
+</li></ul>
+<hr>
+
+
+<a href="http://hoohoo.ncsa.uiuc.edu/cgi/overview.html"><img alt="[Back]" src="interface_files/back.gif">Return to the overview</a> <p>
+
+
+
+CGI - Common Gateway Interface
+</p><address><a href="http://hoohoo.ncsa.uiuc.edu/cgi/mailtocgi.html">cgi@ncsa.uiuc.edu</a></address>
+</body></html>
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