diff --git a/public/javascripts/course.js b/public/javascripts/course.js
index b3618cda4..c147850ef 100644
--- a/public/javascripts/course.js
+++ b/public/javascripts/course.js
@@ -598,11 +598,11 @@ function regex_evaluation_end(){
     }
     var evaluation_start_time = new Date(evaluation_start);
     var evaluation_end_time = new Date(evaluation_end);
-    if(evaluation_end_time > evaluation_start_time){
+    if(evaluation_end_time >= evaluation_start_time){
         $("#homework_evaluation_end_time").text("");
         return true;
     }else{
-        $("#homework_evaluation_end_time").text("关闭匿评日期必须大于开启匿评日期");
+        $("#homework_evaluation_end_time").text("关闭匿评日期不能小于开启匿评日期");
         return false;
     }
 }
@@ -1387,4 +1387,4 @@ function submit_course_feedback() {
         $("#course_feedback_new").submit();
         var flag = true
     }
-}
+}
diff --git a/public/javascripts/new_user.js b/public/javascripts/new_user.js
index 98442b975..67892fe0f 100644
--- a/public/javascripts/new_user.js
+++ b/public/javascripts/new_user.js
@@ -217,7 +217,7 @@ function regex_evaluation_end(){
         $("#homework_evaluation_end_time").text("");
         return true;
     }else{
-        $("#homework_evaluation_end_time").text("关闭匿评日期必须大于开启匿评日期");
+        $("#homework_evaluation_end_time").text("关闭匿评日期不能小于开启匿评日期");
         return false;
     }
 }