1 files changed, 13 insertions, 0 deletions
diff --git a/docs/pkgdown.js b/docs/pkgdown.js
new file mode 100644
index 00000000..ded9e7df
--- /dev/null
+++ b/docs/pkgdown.js
@@ -0,0 +1,13 @@
+$(function() {
+
+  $('#tocnav').affix({
+    offset: {
+      top: $('#tocnav').offset().top - 80
+    }
+  });
+  $('body').scrollspy({
+    target: '#tocnav',
+    offset: 80
+  });
+
+});