From 7361d352bf0fa503cc9775d5ceba39a2b6775e9b Mon Sep 17 00:00:00 2001
From: Tobias Skarhed <tobias.skarhed@gmail.com>
Date: Thu, 12 Jul 2018 15:38:41 +0200
Subject: [PATCH] Add comments

---
 public/app/core/components/scroll/page_scroll.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/public/app/core/components/scroll/page_scroll.ts b/public/app/core/components/scroll/page_scroll.ts
index 0cb36eba914..b6603f06175 100644
--- a/public/app/core/components/scroll/page_scroll.ts
+++ b/public/app/core/components/scroll/page_scroll.ts
@@ -29,10 +29,12 @@ export function pageScrollbar() {
       scope.$on('$routeChangeSuccess', () => {
         lastPos = 0;
         elem[0].scrollTop = 0;
+        // Focus page to enable scrolling by keyboard
         elem[0].focus({ preventScroll: true });
       });
 
       elem[0].tabIndex = -1;
+      // Focus page to enable scrolling by keyboard
       elem[0].focus({ preventScroll: true });
     },
   };