diff --git a/dsLightRag/XingJun/move.html b/dsLightRag/XingJun/move.html
index 1debbc72..f2dd74e1 100644
--- a/dsLightRag/XingJun/move.html
+++ b/dsLightRag/XingJun/move.html
@@ -22,6 +22,19 @@
         #contextMenu { position: absolute; display: none; background: white; border: 1px solid #ccc; padding: 5px; z-index: 9999; }
         #deleteArrow { padding: 3px 10px; cursor: pointer; }
     </style>
+    <style>
+        /* 新增红点样式 */
+        .center-dot {
+            position: absolute;
+            width: 8px;
+            height: 8px;
+            background: red;
+            border-radius: 50%;
+            transform: translate(-50%, -50%);
+            pointer-events: none;
+            z-index: 5;
+        }
+    </style>
 </head>
 <body>
     <div class="background-container"></div>
@@ -208,6 +221,50 @@
             }
         });
     </script>
+    <div class="control-panel">
+        <div class="control-section">
+            <!-- 在按钮区域新增标记按钮 -->
+            <button class="save-btn" id="markCenterBtn">标记中心点</button>
+            <!-- 原有其他按钮保持不变 -->
+        </div>
+    </div>
+
+    <script>
+        document.addEventListener('DOMContentLoaded', function() {
+            // 新增中心点相关代码
+            const markCenterBtn = document.getElementById('markCenterBtn');
+            const backgroundContainer = document.querySelector('.background-container');
+            let centerDot = null;
+
+            // 标记中心点功能
+            markCenterBtn.addEventListener('click', function() {
+                // 移除旧点
+                if (centerDot) {
+                    centerDot.remove();
+                    centerDot = null;
+                }
+
+                // 创建新点
+                function handleMapClick(e) {
+                    const rect = backgroundContainer.getBoundingClientRect();
+                    const x = e.clientX - rect.left;
+                    const y = e.clientY - rect.top;
+
+                    centerDot = document.createElement('div');
+                    centerDot.className = 'center-dot';
+                    centerDot.style.left = x + 'px';
+                    centerDot.style.top = y + 'px';
+                    
+                    backgroundContainer.appendChild(centerDot);
+                    backgroundContainer.removeEventListener('click', handleMapClick);
+                }
+
+                backgroundContainer.addEventListener('click', handleMapClick);
+            });
+
+            // 原有JavaScript代码保持不变
+        });
+    </script>
 </body>
 </html>
 
