diff --git a/FengHuang/WebRoot/html/pages/class/classListTree.html b/FengHuang/WebRoot/html/pages/class/classListTree.html
index 6f70f03..06fa000 100644
--- a/FengHuang/WebRoot/html/pages/class/classListTree.html
+++ b/FengHuang/WebRoot/html/pages/class/classListTree.html
@@ -188,6 +188,7 @@
             }
             var html = template.render('test3', data);
             document.getElementById('select_3').innerHTML = html;
+            $("#sel3 option[value='" + year + "']").attr('selected', true);
         }
 
         $.ajax({