Fix various team UI issues

www/common/drive-ui.js

@@ -892,6 +892,7 @@ define([
 
         // Arrow keys to modify the selection
         var onWindowKeydown = function (e) {
+            if (!$content.is(':visible')) { return; }
             var $searchBar = $tree.find('#cp-app-drive-tree-search-input');
             if (document.activeElement && document.activeElement.nodeName === 'INPUT') { return; }
             if ($searchBar.is(':focus') && $searchBar.val()) { return; }