diff --git a/static/src/js/app/oj/account/register.js b/static/src/js/app/oj/account/register.js
index c678099..d5b9a54 100644
--- a/static/src/js/app/oj/account/register.js
+++ b/static/src/js/app/oj/account/register.js
@@ -33,10 +33,10 @@ require(["jquery", "bsAlert", "csrfToken", "validator"], function ($, bsAlert, c
     });
     
     $("#school").blur(function () {
-        if ($("#school").val() == "青岛大学") {
-            $("#stu_id").show();
-        }
-        if ($("#school").val() == "qdu") {
+        var school = $("#school").val();
+        school = $.trim(school).toLowerCase();
+        console.log(school);
+        if (school == "青岛大学" || school == "qdu" || school == "qdu" || school == "青大") {
             $("#stu_id").show();
             $("#school").val("青岛大学");
         }