perfect: improve browser compatibility

2 files changed, 6 insertions, 2 deletions

diff --git a/_includes/extensions/hashlocate.html b/_includes/extensions/hashlocate.html
index 5194273..fd4a3d6 100644
--- a/_includes/extensions/hashlocate.html
+++ b/_includes/extensions/hashlocate.html
@@ -36,7 +36,7 @@
 
   // The first event occurred
   window.addEventListener('click', function(event) {
-    if (event.target.matches('a')) {
+    if (event.target.tagName.toLowerCase() == 'a') {
       hashLocate(event.target.getAttribute('href'));
     }
   });
diff --git a/_includes/sidebar/article-menu.html b/_includes/sidebar/article-menu.html
index 2e273de..3e618ff 100644
--- a/_includes/sidebar/article-menu.html
+++ b/_includes/sidebar/article-menu.html
@@ -36,9 +36,13 @@
     // The header element
     var header = document.querySelector('header.site-header');
 
-    function doMenuCollapse(index, over_items=20) {
+    function doMenuCollapse(index, over_items) {
       var items = menuContent.firstChild.children;
 
+      if (over_items == undefined) {
+        over_items = 20;
+      }
+
       if (items.length < over_items) {
         return;
       }