diff --git a/js/common.js b/js/common.js
index cf6975f..fd54aae 100644
--- a/js/common.js
+++ b/js/common.js
@@ -41,7 +41,7 @@ function $ajaxget(url, data) {
 
     url = url.indexOf("https://") > -1 ? url : projectBaseURL + url
     url += objectToQueryString(data)
-    return new Promise(function (resolve, reject) {
+    return new Promise((resolve, reject) => {
         axios
             .get(
                 url,
@@ -51,7 +51,7 @@ function $ajaxget(url, data) {
                     withCredentials: true,
                 }
             )
-            .then(function (res) {
+            .then(res => {
                 var data = typeof res.data == "string" ? JSON.parse(res.data) : res.data
 
                 if (data.code == 401) {