nora: add anchor and update text

Author: nmder

nora.html

@@ -112,8 +112,8 @@ <h2 id="abstract">
 
             <br>
 
-            <p><b>
-                <font color="061E61">Some examples of NORA in action:</font>
+            <p id="demos"><b>
+                <font color="061E61">Examples of NORA in action:</font>
               </b></p>
 
             <table class="table" align="center" style="table-layout: fixed;word-break:break-word">