adding ASF Sponsorship link as requested by the foundation
diff --git a/static/about.html b/static/about.html
index 5e8025a..794a2b3 100644
--- a/static/about.html
+++ b/static/about.html
@@ -247,6 +247,14 @@
         </li>
     </ul>
 </li>
+<li id="acknowledgments">
+    <h2>Acknowledgments</h2>
+    <ul>
+        <li class="navitem">
+            <a href="http://http://www.apache.org/foundation/thanks.html">ASF Sponsorship</a>
+        </li>
+    </ul>
+</li>
 
 			</ul>
 		</div>
diff --git a/static/contributing.html b/static/contributing.html
index 241a5af..5f34221 100644
--- a/static/contributing.html
+++ b/static/contributing.html
@@ -94,6 +94,14 @@
         </li>
     </ul>
 </li>
+<li id="acknowledgments">
+    <h2>Acknowledgments</h2>
+    <ul>
+        <li class="navitem">
+            <a href="http://http://www.apache.org/foundation/thanks.html">ASF Sponsorship</a>
+        </li>
+    </ul>
+</li>
 
 			</ul>
 		</div>
diff --git a/static/tcl.html b/static/tcl.html
index 40f12ca..d9abfac 100644
--- a/static/tcl.html
+++ b/static/tcl.html
@@ -133,6 +133,14 @@
         </li>
     </ul>
 </li>
+<li id="acknowledgments">
+    <h2>Acknowledgments</h2>
+    <ul>
+        <li class="navitem">
+            <a href="http://http://www.apache.org/foundation/thanks.html">ASF Sponsorship</a>
+        </li>
+    </ul>
+</li>
 
 			</ul>
 		</div>
diff --git a/static/why.html b/static/why.html
index 8c12c16..c9c131d 100644
--- a/static/why.html
+++ b/static/why.html
@@ -155,6 +155,14 @@
         </li>
     </ul>
 </li>
+<li id="acknowledgments">
+    <h2>Acknowledgments</h2>
+    <ul>
+        <li class="navitem">
+            <a href="http://http://www.apache.org/foundation/thanks.html">ASF Sponsorship</a>
+        </li>
+    </ul>
+</li>
 
 			</ul>
 		</div>