JAL-2447 experimental section in ‘Whats New’

diff --git a/help/html/whatsNew.html b/help/html/whatsNew.html
index 0734271..f5fcf18 100755 (executable)
--- a/help/html/whatsNew.html
+++ b/help/html/whatsNew.html
@@ -27,12 +27,30 @@
     <strong>What's new in Jalview 2.10.2 ?</strong>
   </p>
   <p>
-    Full details about Jalview 2.10.2 are in the <a href="releases.html#Jalview.2.10.2">
-      Release Notes</a>, but the highlights are below.</p>
+    Full details about Jalview 2.10.2 are in the <a
+      href="releases.html#Jalview.2.10.2"> Release Notes</a>, but the
+    highlights are below.
+  </p>
+  <ul>
+    <li>
+    <li>New preferences for <a href="webServices/urllinks.html">opening
+        web pages for database cross-references</a> via the UK Elixir's
+      EMBL-EBI's MIRIAM database and identifiers.org services.
+    </li>
+  </ul>
+  <p>
+    <strong><a name="experimental">Experimental Features</a></strong>
+  </p>
+  <p>This release of Jalview includes a new option in the Jalview Desktop
+  that allows you to try out features that are still in development. To
+  access the features described below, please first enable the
+  <strong>Tools&#8594;Enable Experimental Features</strong> option, and then restart Jalview.
+  </p>
   <ul>
-  <li>
-  <li>New preferences for <a href="webServices/urllinks.html">opening web pages for database cross-references</a> via the UK Elixir's EMBL-EBI's MIRIAM database and identifiers.org services.</li>
+    <li><em>Annotation transfer between Chimera and Jalview</em><br />Two
+      <a href="features/chimera.html#experimental">new entries in the Chimera viewer's Chimera menu</a> allow positional
+      annotation to be exchanged between Chimera and Jalview.
+      </li>
   </ul>
-
 </body>
 </html>