diff --git a/static/scripts/common.js b/static/scripts/common.js
index 92ee71cfdf..db79b82e7c 100644
--- a/static/scripts/common.js
+++ b/static/scripts/common.js
@@ -303,9 +303,19 @@ define([
         },
 
         encodePath: function(path) {
+            // IE8 does not support 'map()'
+            /*
             return path.split('/').map(function(e) {
                 return encodeURIComponent(e);
             }).join('/');
+            */
+
+            var path_arr = path.split('/'),
+                path_arr_ = [];
+            for (var i = 0, len = path_arr.length; i < len; i++) {
+                path_arr_.push(encodeURIComponent(path_arr[i]));
+            }
+            return path_arr_.join('/');
         },
 
         closePopup: function(e, popup, popup_switch) {