Change manual documentation location to reflect Debian packaging.

--- evolver-2.30c.orig/doc/install.htm
+++ evolver-2.30c/doc/install.htm
@@ -38,9 +38,10 @@ Below are instructions for standard pack
 <li><a href="#macOSX version">Macintosh OS X</a>
 </ul>
 <a name="documentation"></a>
-The complete manual in PDF format is separately available as 
- <a href="http://www.susqu.edu/brakke/aux/downloads/manual230.pdf">
-manual230.pdf</a>.
+The complete manual in PDF format is separately available in the evolver-doc pa
+ckage as
+<a href="file:///usr/share/doc/evolver-doc/manual226.pdf.gz">manual226.pdf</a>, or online
+<a href="http://www.susqu.edu/brakke/aux/downloads/manual230.pdf">here</a>.
 <hr>
 <h2><a name="unix version">Unix version</a></h2>
 
