diff --git a/frontend/web/assets/js/model.js b/frontend/web/assets/js/model.js
index acc6ffb..e86d0fd 100644
--- a/frontend/web/assets/js/model.js
+++ b/frontend/web/assets/js/model.js
@@ -3,7 +3,8 @@ $(function(){
         $(".model_wrap").show();
         $(".model-bg").eq(0).removeClass("unchoose");
         $('.jump').removeClass('unchoose');
-        $('#side-menu li').eq(1).addClass('boo');
+        $('#side-menu li').eq(3).addClass('boo');
+        $('#side-menu').addClass('boo');
     });
 
     $(".model-bg").each(function (i) {