remove menu link to obsolete indexes

1623/76/l/gents.htm

@@ -27,9 +27,7 @@ of this trip</li>
 Cambridge Underground</li>
 </ul></li>
 
-<li><a href="../../../indxal.htm">Full Cave Index</a>
 <ul>
-<li><a href="../../index.html#id76">Plateau area index</a></li>
 </ul></li>
 </ul>
 </body>

1623/76/l/hotgk.htm

@@ -27,9 +27,7 @@ of this trip</li>
 Cambridge Underground</li>
 </ul></li>
 
-<li><a href="../../../indxal.htm">Full Cave Index</a>
 <ul>
-<li><a href="../../index.html#id76">Plateau area index</a></li>
 </ul></li>
 </ul>
 </body>

1623/76/l/p16.htm

@@ -26,9 +26,7 @@ of this trip</li>
 <li><a href="/years/1979/report.htm">Report</a> in
 Cambridge Underground</li>
 
-<li><a href="../../../indxal.htm">Full Cave Index</a>
 <ul>
-<li><a href="../../index.html#id76">Plateau area index</a></li>
 </ul></li>
 </ul>
 </body>

1623/76/l/penult.htm

@@ -28,9 +28,7 @@ of this trip</li>
 Cambridge Underground</li>
 </ul></li>
 
-<li><a href="../../../indxal.htm">Full Cave Index</a>
 <ul>
-<li><a href="../../index.html#id76">Plateau area index</a></li>
 </ul></li>
 </ul>
 </body>

1623/76/l/scf.htm

@@ -25,9 +25,7 @@ Simon Farrow at 1623/76
 in Cambridge Underground 1978</li>
 </ul></li>
 
-<li><a href="../../../indxal.htm">Full Cave Index</a>
 <ul>
-<li><a href="../../index.html#id76">Plateau area index</a></li>
 </ul></li>
 </ul>
 </body>

1623/76/l/sump.htm

@@ -28,9 +28,7 @@ of this trip</li>
 <li><a href="/years/1979/report.htm">Report</a> in
 Cambridge Underground</li>
 
-<li><a href="../../../indxal.htm">Full Cave Index</a>
 <ul>
-<li><a href="../../index.html#id76">Plateau area index</a></li>
 </ul></li>
 </ul>
 </body>