DOC: Spihnx theme, don't sticky nav on api ref page, toc too long to fit on screen

Author: y-p

doc/source/themes/nature_with_gtoc/layout.html

@@ -68,26 +68,35 @@ <h3 style="margin-top: 1.5em;">{{ _('Search') }}</h3>
 </div>
 
 <script type="text/javascript">
-    // http://movethewebforward.org/
-    // paul irish et al. we <3 you.
-    var $body = $( document.body );
-
-    var $scrollable = $(window); // default scrollable thingy, which'll be body or docEl (html)
-    $originalnavtop =52; //$scrollable.css('top');
-
-    // work on scroll, but debounced
-    var $document = $(document).scroll( function() {
-        var $nav = $("div.sphinxsidebar");
-        if($scrollable.scrollTop() > ($originalnavtop - 20)) {
-            $nav.addClass('sticky').css('top', '0');
-            $nav.addClass('sticky').css('position', 'fixed');
-        } else {
-            $nav.removeClass('sticky');
-            $nav.addClass('sticky').css('position', '');
-            $nav.addClass('sticky').css('top', '');
-        }
+    $(function () {
 
-    });
+        var chapter = window.location.href.split("/").pop()
+        if (chapter.indexOf("api.html") === 0) {
+            // don't sticky the nav when in the API doc,
+            // TOC too long to fit on screem
+            return
+        }
+        // http://movethewebforward.org/
+        // paul irish et al. we <3 you.
+        var $body = $(document.body);
+
+        var $scrollable = $(window); // default scrollable thingy, which'll be body or docEl (html)
+        $originalnavtop = 52; //$scrollable.css('top');
+
+        // work on scroll, but debounced
+        var $document = $(document).scroll(function () {
+            var $nav = $("div.sphinxsidebar");
+            if ($scrollable.scrollTop() > ($originalnavtop - 20)) {
+                $nav.addClass('sticky').css('top', '0');
+                $nav.addClass('sticky').css('position', 'fixed');
+            } else {
+                $nav.removeClass('sticky');
+                $nav.addClass('sticky').css('position', '');
+                $nav.addClass('sticky').css('top', '');
+            }
+
+        });
+    })
 </script>
 
 {%- endblock %}