diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index be0e4de71..702140467 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -678,7 +678,7 @@ input#score{ width:40px;}
 .student_work_search{background-color: #64bdd9;color: white !important;padding: 2px 7px;margin-left: 10px;cursor: pointer; }
 
 /* 与我相关 */
-.new_icon{background:url(../images/new_icon.png) 0px 0px no-repeat; width:35px; height:15px; display:block;}
+/*.new_icon{background:url(../images/new_icon.png) 0px 0px no-repeat; width:35px; height:15px; display:block;}*/
 a.about_me{text-align:center;font-size:16px; color:#64bdd9; margin:10px 0 0 10px;}
 a:hover.about_me{ color:#0781b4;}