add link to video tour of Rivet. Adding icon to external links
diff --git a/rivet/index.html b/rivet/index.html
index a46665b..0957ee4 100644
--- a/rivet/index.html
+++ b/rivet/index.html
@@ -106,6 +106,11 @@
     <h4>News</h4>
     <ul class="blocklist">
         <li class="navitem">
+            <a title="Tcl and Rivet as a replacement of PHP for web scripting" class="extern" href="https://www.youtube.com/watch?v=iagBj3xCExQ">
+                12 Dec 2013: Introductory video to Apache/Rivet
+                </a>
+        </li>
+        <li class="navitem">
             <a href="static/rn-2-1.html">1 Oct 2013: Rivet 2.1.3 released</a>
         </li>
         <li class="navitem">
@@ -140,12 +145,12 @@
     <h4>Tcl/Tk</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="The Tcl Developer Xchange" target="tclxchange" href="http://www.tcl.tk/">
+            <a title="The Tcl Developer Xchange" target="tclxchange" class="extern" href="http://www.tcl.tk/">
                 The Tcl/Tk Language
                 </a>
         </li>
         <li class="navitem">
-            <a title="Tcl community wiki site" target="tclwiki" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
+            <a title="Tcl community wiki site" target="tclwiki" class="extern" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
         </li>
     </ul>
 </li>
@@ -153,7 +158,7 @@
     <h4>Support</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="Apache Rivet Bugzilla" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
+            <a title="Apache Rivet Bugzilla" class="extern" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
         </li>
     </ul>
 </li>
diff --git a/rivet/picts/external-link-grey.png b/rivet/picts/external-link-grey.png
new file mode 100644
index 0000000..5446ff3
--- /dev/null
+++ b/rivet/picts/external-link-grey.png
Binary files differ
diff --git a/rivet/static/about.html b/rivet/static/about.html
index 00d99c3..8e76cb8 100644
--- a/rivet/static/about.html
+++ b/rivet/static/about.html
@@ -92,6 +92,11 @@
     <h4>News</h4>
     <ul class="blocklist">
         <li class="navitem">
+            <a title="Tcl and Rivet as a replacement of PHP for web scripting" class="extern" href="https://www.youtube.com/watch?v=iagBj3xCExQ">
+                12 Dec 2013: Introductory video to Apache/Rivet
+                </a>
+        </li>
+        <li class="navitem">
             <a href="rn-2-1.html">1 Oct 2013: Rivet 2.1.3 released</a>
         </li>
         <li class="navitem">
@@ -126,12 +131,12 @@
     <h4>Tcl/Tk</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="The Tcl Developer Xchange" target="tclxchange" href="http://www.tcl.tk/">
+            <a title="The Tcl Developer Xchange" target="tclxchange" class="extern" href="http://www.tcl.tk/">
                 The Tcl/Tk Language
                 </a>
         </li>
         <li class="navitem">
-            <a title="Tcl community wiki site" target="tclwiki" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
+            <a title="Tcl community wiki site" target="tclwiki" class="extern" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
         </li>
     </ul>
 </li>
@@ -139,7 +144,7 @@
     <h4>Support</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="Apache Rivet Bugzilla" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
+            <a title="Apache Rivet Bugzilla" class="extern" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
         </li>
     </ul>
 </li>
diff --git a/rivet/static/download.html b/rivet/static/download.html
index 806d06e..9ebbf8b 100644
--- a/rivet/static/download.html
+++ b/rivet/static/download.html
@@ -123,6 +123,11 @@
     <h4>News</h4>
     <ul class="blocklist">
         <li class="navitem">
+            <a title="Tcl and Rivet as a replacement of PHP for web scripting" class="extern" href="https://www.youtube.com/watch?v=iagBj3xCExQ">
+                12 Dec 2013: Introductory video to Apache/Rivet
+                </a>
+        </li>
+        <li class="navitem">
             <a href="rn-2-1.html">1 Oct 2013: Rivet 2.1.3 released</a>
         </li>
         <li class="navitem">
@@ -157,12 +162,12 @@
     <h4>Tcl/Tk</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="The Tcl Developer Xchange" target="tclxchange" href="http://www.tcl.tk/">
+            <a title="The Tcl Developer Xchange" target="tclxchange" class="extern" href="http://www.tcl.tk/">
                 The Tcl/Tk Language
                 </a>
         </li>
         <li class="navitem">
-            <a title="Tcl community wiki site" target="tclwiki" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
+            <a title="Tcl community wiki site" target="tclwiki" class="extern" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
         </li>
     </ul>
 </li>
@@ -170,7 +175,7 @@
     <h4>Support</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="Apache Rivet Bugzilla" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
+            <a title="Apache Rivet Bugzilla" class="extern" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
         </li>
     </ul>
 </li>
diff --git a/rivet/static/rn-2-0.html b/rivet/static/rn-2-0.html
index c68c617..33e772a 100644
--- a/rivet/static/rn-2-0.html
+++ b/rivet/static/rn-2-0.html
@@ -373,6 +373,11 @@
     <h4>News</h4>
     <ul class="blocklist">
         <li class="navitem">
+            <a title="Tcl and Rivet as a replacement of PHP for web scripting" class="extern" href="https://www.youtube.com/watch?v=iagBj3xCExQ">
+                12 Dec 2013: Introductory video to Apache/Rivet
+                </a>
+        </li>
+        <li class="navitem">
             <a href="rn-2-1.html">1 Oct 2013: Rivet 2.1.3 released</a>
         </li>
         <li class="navitem">
@@ -407,12 +412,12 @@
     <h4>Tcl/Tk</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="The Tcl Developer Xchange" target="tclxchange" href="http://www.tcl.tk/">
+            <a title="The Tcl Developer Xchange" target="tclxchange" class="extern" href="http://www.tcl.tk/">
                 The Tcl/Tk Language
                 </a>
         </li>
         <li class="navitem">
-            <a title="Tcl community wiki site" target="tclwiki" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
+            <a title="Tcl community wiki site" target="tclwiki" class="extern" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
         </li>
     </ul>
 </li>
@@ -420,7 +425,7 @@
     <h4>Support</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="Apache Rivet Bugzilla" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
+            <a title="Apache Rivet Bugzilla" class="extern" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
         </li>
     </ul>
 </li>
diff --git a/rivet/static/rn-2-1.html b/rivet/static/rn-2-1.html
index bd0c44a..7e47c2e 100644
--- a/rivet/static/rn-2-1.html
+++ b/rivet/static/rn-2-1.html
@@ -249,6 +249,11 @@
     <h4>News</h4>
     <ul class="blocklist">
         <li class="navitem">
+            <a title="Tcl and Rivet as a replacement of PHP for web scripting" class="extern" href="https://www.youtube.com/watch?v=iagBj3xCExQ">
+                12 Dec 2013: Introductory video to Apache/Rivet
+                </a>
+        </li>
+        <li class="navitem">
             <a href="rn-2-1.html">1 Oct 2013: Rivet 2.1.3 released</a>
         </li>
         <li class="navitem">
@@ -283,12 +288,12 @@
     <h4>Tcl/Tk</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="The Tcl Developer Xchange" target="tclxchange" href="http://www.tcl.tk/">
+            <a title="The Tcl Developer Xchange" target="tclxchange" class="extern" href="http://www.tcl.tk/">
                 The Tcl/Tk Language
                 </a>
         </li>
         <li class="navitem">
-            <a title="Tcl community wiki site" target="tclwiki" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
+            <a title="Tcl community wiki site" target="tclwiki" class="extern" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
         </li>
     </ul>
 </li>
@@ -296,7 +301,7 @@
     <h4>Support</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="Apache Rivet Bugzilla" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
+            <a title="Apache Rivet Bugzilla" class="extern" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
         </li>
     </ul>
 </li>
diff --git a/rivet/static/scripts.html b/rivet/static/scripts.html
index 373a9f3..26a9d34 100644
--- a/rivet/static/scripts.html
+++ b/rivet/static/scripts.html
@@ -59,6 +59,11 @@
     <h4>News</h4>
     <ul class="blocklist">
         <li class="navitem">
+            <a title="Tcl and Rivet as a replacement of PHP for web scripting" class="extern" href="https://www.youtube.com/watch?v=iagBj3xCExQ">
+                12 Dec 2013: Introductory video to Apache/Rivet
+                </a>
+        </li>
+        <li class="navitem">
             <a href="rn-2-1.html">1 Oct 2013: Rivet 2.1.3 released</a>
         </li>
         <li class="navitem">
@@ -93,12 +98,12 @@
     <h4>Tcl/Tk</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="The Tcl Developer Xchange" target="tclxchange" href="http://www.tcl.tk/">
+            <a title="The Tcl Developer Xchange" target="tclxchange" class="extern" href="http://www.tcl.tk/">
                 The Tcl/Tk Language
                 </a>
         </li>
         <li class="navitem">
-            <a title="Tcl community wiki site" target="tclwiki" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
+            <a title="Tcl community wiki site" target="tclwiki" class="extern" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
         </li>
     </ul>
 </li>
@@ -106,7 +111,7 @@
     <h4>Support</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="Apache Rivet Bugzilla" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
+            <a title="Apache Rivet Bugzilla" class="extern" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
         </li>
     </ul>
 </li>
diff --git a/rivet/static/templates.html b/rivet/static/templates.html
index b569049..d4b4812 100644
--- a/rivet/static/templates.html
+++ b/rivet/static/templates.html
@@ -62,6 +62,11 @@
     <h4>News</h4>
     <ul class="blocklist">
         <li class="navitem">
+            <a title="Tcl and Rivet as a replacement of PHP for web scripting" class="extern" href="https://www.youtube.com/watch?v=iagBj3xCExQ">
+                12 Dec 2013: Introductory video to Apache/Rivet
+                </a>
+        </li>
+        <li class="navitem">
             <a href="rn-2-1.html">1 Oct 2013: Rivet 2.1.3 released</a>
         </li>
         <li class="navitem">
@@ -96,12 +101,12 @@
     <h4>Tcl/Tk</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="The Tcl Developer Xchange" target="tclxchange" href="http://www.tcl.tk/">
+            <a title="The Tcl Developer Xchange" target="tclxchange" class="extern" href="http://www.tcl.tk/">
                 The Tcl/Tk Language
                 </a>
         </li>
         <li class="navitem">
-            <a title="Tcl community wiki site" target="tclwiki" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
+            <a title="Tcl community wiki site" target="tclwiki" class="extern" href="http://wiki.tcl.tk/">Tcl'ers Wiki</a>
         </li>
     </ul>
 </li>
@@ -109,7 +114,7 @@
     <h4>Support</h4>
     <ul class="blocklist">
         <li class="navitem">
-            <a title="Apache Rivet Bugzilla" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
+            <a title="Apache Rivet Bugzilla" class="extern" href="https://issues.apache.org/bugzilla/buglist.cgi?quicksearch=Rivet">Bug Reports</a>
         </li>
     </ul>
 </li>
diff --git a/rivet/templates/wondrous/styles.css b/rivet/templates/wondrous/styles.css
index cc5ed68..61cc6fd 100644
--- a/rivet/templates/wondrous/styles.css
+++ b/rivet/templates/wondrous/styles.css
@@ -330,9 +330,9 @@
 }
 
 .floatright {
-    padding: 5px;
-    margin: 0 auto 5px 5px;
-    float:  right;
+    padding:    5px;
+    margin:     0 auto 5px 5px;
+    float:      right;
 }
 
 .programlisting {
@@ -347,3 +347,9 @@
     padding:    10px auto 10px 10px;
     margin:     0.5em auto 0.5em 1em;
 }
+
+.sidebar li ul.blocklist li a.extern {
+    display:        inline-block;
+    padding-left:   20px;
+    background:     transparent url(../../picts/external-link-grey.png) center left no-repeat;
+}