Add scroll to top on navbar press

layouts/partials/navbar.html

@@ -1,5 +1,5 @@
   <header id="header" {{ if .IsHome }}class="alt"{{ end }}>
-    <h1><a href="/">{{ title .Site.Title }}</a></h1>
+    <h1><a href="/" class="navbar-brand">{{ title .Site.Title }}</a></h1>
     <nav id="nav">
       <ul>
         {{ $home := .Site.GetPage "home" }}

static/src/js/index.js

@@ -31,3 +31,13 @@ $(document).ready(function () {
   });
 });
 
+$('.navbar-brand').bind('click', function (event) {
+  if ($('html').scrollTop() > 100) {
+    $('html, body').stop().animate({
+      scrollTop: 0
+    }, 500);
+  } else {
+    window.location = '/';
+  }
+  event.preventDefault();
+});