1 files changed, 20 insertions, 0 deletions
diff --git a/code/frontpage/assets/js/to-top.js b/code/frontpage/assets/js/to-top.js
new file mode 100644
index 0000000..3287f43
--- /dev/null
+++ b/code/frontpage/assets/js/to-top.js
@@ -0,0 +1,20 @@
+var topbutton = document.getElementById('toTop');
+
+if (topbutton !== null) {
+
+  topbutton.style.display = 'none';
+  window.onscroll = function() {
+    scrollFunction()
+  };
+
+}
+
+function scrollFunction() {
+
+  if (document.body.scrollTop > 40 || document.documentElement.scrollTop > 40) {
+    topbutton.style.display = 'block';
+  } else {
+    topbutton.style.display = 'none';
+  }
+
+}