revert #1447, and specifically target python-navigation class site tr…

…ee when adding About Python supernav

fixtures/boxes.json

@@ -1,4 +1,12 @@
 [
+
+{
+    "fields": {
+        "label": "supernav-python-about",
+        "content": "\r\n                            <li class=\"tier-2 super-navigation\">\r\n                                <h4>Python is a programming language that lets you work more quickly and integrate your systems more effectively.</h4>\r\n                                <p>You can learn to use Python and see almost immediate gains in productivity and lower maintenance costs.  <a href=\"/about\">Learn more about Python.</a>.\r\n                            </li>",
+        "content_markup_type": "html"
+    }
+},
 {
     "fields": {
         "label": "supernav-python-events",

static/js/script.js

@@ -73,6 +73,12 @@ function on_resize_orientationchange() {
 
         if ( mq_tag.indexOf("load_supernavs") !=-1 && ! supernavs_loaded || is_ltie9 ) {
 
+            $.get("/box/supernav-python-about/",
+                function(data){
+                 $('.python-navigation li#about .subnav').append( data );
+                }, "html");
+            $('li#about').addClass("with-supernav");
+
             $.get("/box/supernav-python-downloads/",
                 function(data){
                  $('li#downloads .subnav').append( data );