diff --git a/app/templates/userpage_get.html b/app/templates/userpage_get.html
index 0488aea..e75b036 100644
--- a/app/templates/userpage_get.html
+++ b/app/templates/userpage_get.html
@@ -108,7 +108,7 @@
 
                 <p><b id="question">{{ today_article['question'] }}</b></p><br/>
                 <script type="text/javascript">
-                    function toggle_visibility(id) { {# https://css-tricks.com/snippets/javascript/showhide-element/#}
+                    function toggle_visibility(id) {
                         const e = document.getElementById(id);
                         if (e.style.display === 'block')
                             e.style.display = 'none';
@@ -195,55 +195,11 @@
     {% endfor %}
 {% endif %}
 <script type="text/javascript">
-    window.onload = function () { // 页面加载时执行
-        const settings = {
-            // initialize settings from localStorage
-            highlightChecked: localStorage.getItem('highlightChecked') !== 'false', // localStorage stores strings, default to true. same below
-            readChecked: localStorage.getItem('readChecked') !== 'false',
-            chooseChecked: localStorage.getItem('chooseChecked') !== 'false',
-            rangeValue: localStorage.getItem('rangeValue') || '1',
-            selectedWords: localStorage.getItem('selectedWords') || ''
-        };
-
-        const elements = {
-            highlightCheckbox: document.querySelector('#highlightCheckbox'),
-            readCheckbox: document.querySelector('#readCheckbox'),
-            chooseCheckbox: document.querySelector('#chooseCheckbox'),
-            rangeComponent: document.querySelector('#rangeComponent'),
-            rangeValueDisplay: document.querySelector('#rangeValue'),
-            selectedWordsInput: document.querySelector('#selected-words')
-        };
-        // 应用设置到页面元素
-        elements.highlightCheckbox.checked = settings.highlightChecked;
-        elements.readCheckbox.checked = settings.readChecked;
-        elements.chooseCheckbox.checked = settings.chooseChecked;
-        elements.rangeComponent.value = settings.rangeValue;
-        elements.rangeValueDisplay.textContent = `${settings.rangeValue}x`;
-        elements.selectedWordsInput.value = settings.selectedWords;
-
-        // 刷新页面或进入页面时判断，若不是首篇文章，则上一篇按钮可见
-        if (sessionStorage.getItem('pre_page_button') !== 'display' && sessionStorage.getItem('pre_page_button')) {
-            $('#load_pre_article').show();
-        }
-
-        // 事件监听器
-        elements.selectedWordsInput.addEventListener('input', () => {
-            localStorage.setItem('selectedWords', elements.selectedWordsInput.value);
-        });
-
-        elements.rangeComponent.addEventListener('input', () => {
-            const rangeValue = elements.rangeComponent.value;
-            elements.rangeValueDisplay.textContent = `${rangeValue}x`;
-            localStorage.setItem('rangeValue', rangeValue);
-        });
-    };
-
     function clearSelectedWords() {
         localStorage.removeItem('selectedWords');
         document.querySelector('#selected-words').value = '';
     }
 
-
     function load_next_article() {
         $("#load_next_article").prop("disabled", true)
         $.ajax({
@@ -295,7 +251,6 @@
         }, 2000);
     }
 
-    <!-- 检查是否存在上一篇或下一篇，不存在则对应按钮隐藏-->
     function check_pre(visited_articles) {
         if ((visited_articles == '') || (visited_articles['index'] <= 0)) {
             $('#load_pre_article').hide();
@@ -321,13 +276,74 @@
             $('#read_all').show();
         }
     }
+
+    function longPolling() {
+        $.ajax({
+            url: '/get_next_article/{{username}}', // 这里的URL根据需要更改
+            dataType: 'json',
+            success: function(data) {
+                if (data['today_article']) {
+                    update(data['today_article']);
+                    check_pre(data['visited_articles']);
+                    check_next(data['result_of_generate_article']);
+                    toggleHighlighting();
+                }
+                // 发起下一次Long Polling请求
+                longPolling();
+            },
+            error: function() {
+                // 处理错误情况
+                // 发起下一次Long Polling请求
+                longPolling();
+            },
+            timeout: 30000 // 设置超时时间，单位为毫秒
+        });
+    }
+
+    window.onload = function () { // 页面加载时执行
+        longPolling();
+
+        const settings = {
+            // initialize settings from localStorage
+            highlightChecked: localStorage.getItem('highlightChecked') !== 'false', // localStorage stores strings, default to true. same below
+            readChecked: localStorage.getItem('readChecked') !== 'false',
+            chooseChecked: localStorage.getItem('chooseChecked') !== 'false',
+            rangeValue: localStorage.getItem('rangeValue') || '1',
+            selectedWords: localStorage.getItem('selectedWords') || ''
+        };
+
+        const elements = {
+            highlightCheckbox: document.querySelector('#highlightCheckbox'),
+            readCheckbox: document.querySelector('#readCheckbox'),
+            chooseCheckbox: document.querySelector('#chooseCheckbox'),
+            rangeComponent: document.querySelector('#rangeComponent'),
+            rangeValueDisplay: document.querySelector('#rangeValue'),
+            selectedWordsInput: document.querySelector('#selected-words')
+        };
+        // 应用设置到页面元素
+        elements.highlightCheckbox.checked = settings.highlightChecked;
+        elements.readCheckbox.checked = settings.readChecked;
+        elements.chooseCheckbox.checked = settings.chooseChecked;
+        elements.rangeComponent.value = settings.rangeValue;
+        elements.rangeValueDisplay.textContent = `${settings.rangeValue}x`;
+        elements.selectedWordsInput.value = settings.selectedWords;
+
+        // 刷新页面或进入页面时判断，若不是首篇文章，则上一篇按钮可见
+        if (sessionStorage.getItem('pre_page_button') !== 'display' && sessionStorage.getItem('pre_page_button')) {
+            $('#load_pre_article').show();
+        }
+
+        // 事件监听器
+        elements.selectedWordsInput.addEventListener('input', () => {
+            localStorage.setItem('selectedWords', elements.selectedWordsInput.value);
+        });
+
+        elements.rangeComponent.addEventListener('input', () => {
+            const rangeValue = elements.rangeComponent.value;
+            elements.rangeValueDisplay.textContent = `${rangeValue}x`;
+            localStorage.setItem('rangeValue', rangeValue);
+        });
+    };
 </script>
 </body>
-<style>
-    mark {
-        color: #{{ yml['highlight']['color'] }};
-        background-color: rgba(0, 0, 0, 0);
-    }
-</style>
-
-</html>
+</html>
\ No newline at end of file
diff --git a/app/test/__pycache__/conftest.cpython-310.pyc b/app/test/__pycache__/conftest.cpython-310.pyc
new file mode 100644
index 0000000..ee4f40d
Binary files /dev/null and b/app/test/__pycache__/conftest.cpython-310.pyc differ
diff --git a/app/test/conftest.py b/app/test/conftest.py
index 29f6431..418ced7 100644
--- a/app/test/conftest.py
+++ b/app/test/conftest.py
@@ -9,5 +9,7 @@ def URL():
 
 @pytest.fixture
 def driver():
-    my_driver = webdriver.Edge()  # uncomment this line if you wish to run the test on your laptop    
+    my_driver = webdriver.Chrome()
     return my_driver
+
+
diff --git a/app/test/test_bug555_chenshiying.py b/app/test/test_bug555_chenshiying.py
new file mode 100644
index 0000000..d1edfb5
--- /dev/null
+++ b/app/test/test_bug555_chenshiying.py
@@ -0,0 +1,43 @@
+import time
+import pytest
+import uuid
+from selenium import webdriver
+from selenium.webdriver import ActionChains
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.support import expected_conditions as EC
+from selenium.common.exceptions import UnexpectedAlertPresentException, NoAlertPresentException, NoSuchElementException, \
+    TimeoutException
+from conftest import URL
+driver = webdriver.Chrome()
+def test_bug555():
+    try:
+        driver.maximize_window()
+        base_url = "http://127.0.0.1:5000"
+        driver.get(base_url)
+        article = WebDriverWait(driver, 10).until(EC.element_to_be_clickable((By.ID, 'article')))
+        perform_actions_on_article(driver, article)
+
+        next_button = WebDriverWait(driver, 10).until(EC.element_to_be_clickable((By.ID, 'load_next_article')))
+        next_button.click()
+        print("Clicked next article button.")
+
+        prev_button = WebDriverWait(driver, 10).until(EC.element_to_be_clickable((By.ID, 'load_pre_article')))
+        prev_button.click()
+        print("Clicked previous article button.")
+
+    except (TimeoutException, NoSuchElementException) as e:
+        print(f"An error occurred: {e}")
+
+    finally:
+        driver.quit()
+        print("Driver closed.")
+
+def perform_actions_on_article(driver, article):
+    actions = ActionChains(driver)
+    actions.move_to_element(article)
+    actions.click_and_hold()
+    actions.move_by_offset(450, 200)
+    actions.release()
+    actions.perform()
+    print("Performed actions on article.")
\ No newline at end of file