diff --git a/src/main/ui/login.html b/src/main/ui/login.html
index 99958375b..48e291989 100644
--- a/src/main/ui/login.html
+++ b/src/main/ui/login.html
@@ -237,6 +237,12 @@
                 $('#login-btn').click();
             }
         });
+        $('#verifyCode').focus(function () {
+            var expire = $.cookie('code_expire_time');
+            if(expire!=null && new Date(parseInt(expire))<new Date()){
+                $('#kaptcha').click();
+            }
+        });
         $('#login-btn').click(function () {
             var loginid = $('#loginid-input').val();
             if (loginid == null || loginid.length == 0) {
diff --git a/src/main/ui/m_login.html b/src/main/ui/m_login.html
index b5714978b..ebc10a455 100644
--- a/src/main/ui/m_login.html
+++ b/src/main/ui/m_login.html
@@ -118,6 +118,12 @@
                 $('#login-btn').click();
             }
         });
+        $('#verifyCode').focus(function () {
+            var expire = $.cookie('code_expire_time');
+            if(expire!=null && new Date(parseInt(expire))<new Date()){
+                $('#kaptcha').click();
+            }
+        });
         $('#login-btn').click(function () {
             var loginid = $('#loginid-input').val();
             if (loginid == null || loginid.length == 0) {