add <a href...> in ThreeStrandedButton.jsx

src/client/js/components/Navbar/ThreeStrandedButton.jsx

@@ -13,30 +13,36 @@ const ThreeStrandedButton = (props) => {
 
   return (
     <div className="btn-group grw-three-stranded-button" role="group " aria-label="three-stranded-button">
-      <button
-        type="button"
-        className="btn btn-outline-primary view-button"
-        onClick={() => { threeStrandedButtonClickedHandler('view') }}
-      >
-        <i className="icon-control-play icon-fw" />
-        { t('view') }
-      </button>
-      <button
-        type="button"
-        className="btn btn-outline-primary edit-button"
-        onClick={() => { threeStrandedButtonClickedHandler('edit') }}
-      >
-        <i className="icon-note icon-fw" />
-        { t('Edit') }
-      </button>
-      <button
-        type="button"
-        className="btn btn-outline-primary hackmd-button"
-        onClick={() => { threeStrandedButtonClickedHandler('hackmd') }}
-      >
-        <i className="fa fa-fw fa-file-text-o" />
-        { t('hackmd.hack_md') }
-      </button>
+      <a href="#view">
+        <button
+          type="button"
+          className="btn btn-outline-primary view-button"
+          onClick={() => { threeStrandedButtonClickedHandler('view') }}
+        >
+          <i className="icon-control-play icon-fw" />
+          { t('view') }
+        </button>
+      </a>
+      <a href="#edit">
+        <button
+          type="button"
+          className="btn btn-outline-primary edit-button"
+          onClick={() => { threeStrandedButtonClickedHandler('edit') }}
+        >
+          <i className="icon-note icon-fw" />
+          { t('Edit') }
+        </button>
+      </a>
+      <a href="#hackmd">
+        <button
+          type="button"
+          className="btn btn-outline-primary hackmd-button"
+          onClick={() => { threeStrandedButtonClickedHandler('hackmd') }}
+        >
+          <i className="fa fa-fw fa-file-text-o" />
+          { t('hackmd.hack_md') }
+        </button>
+      </a>
     </div>
   );