修复一些bug

templates/my_data.html

@@ -99,7 +99,7 @@
         <p>您确定要删除这条数据吗？此操作不可撤销。</p>
         <div class="modal-actions">
             <button onclick="closeDeleteModal()" class="btn btn-secondary">取消</button>
-            <form id="deleteForm" method="POST" style="display: inline;">
+            <form id="deleteForm" method="POST" style="display: inline;" onsubmit="handleDeleteSubmit(event)">
                 <button type="submit" class="btn btn-danger">确认删除</button>
             </form>
         </div>
@@ -470,6 +470,23 @@ function closeDeleteModal() {
     document.getElementById('deleteModal').style.display = 'none';
 }
 
+// 处理删除表单提交
+function handleDeleteSubmit(event) {
+    // 关闭模态框
+    closeDeleteModal();
+    
+    // 显示删除中的提示
+    const submitButton = event.target.querySelector('button[type="submit"]');
+    const originalText = submitButton.textContent;
+    submitButton.textContent = '删除中...';
+    submitButton.disabled = true;
+    
+    // 提交表单后自动刷新页面
+    setTimeout(function() {
+        window.location.reload();
+    }, 1000); // 1秒后刷新页面，给服务器处理时间
+}
+
 // 点击模态框外部关闭
 window.onclick = function(event) {
     const imageModal = document.getElementById('imageModal');