diff --git a/app/views/student_work/show.html.erb b/app/views/student_work/show.html.erb
index 741267c5a..3180ba0e3 100644
--- a/app/views/student_work/show.html.erb
+++ b/app/views/student_work/show.html.erb
@@ -191,10 +191,10 @@
     }
     function regex_des() {
         if ($.trim($("#attachment_des").val()) == "") {
-            $("#hint_message").text("补交理由不能为空");
+            $("#hint_message").html("补交理由不能为空").show();
             return false;
         } else {
-            $("#hint_message").text("");
+            $("#hint_message").html("").hide();
             return true;
         }
     }