diff --git a/app/templates/index.html b/app/templates/index.html
index 22dfcd3..383dc93 100644
--- a/app/templates/index.html
+++ b/app/templates/index.html
@@ -34,15 +34,15 @@
             <div class="camera-controls-combined" id="controls-{{ camera.id }}">
                 <button class="cam-btn" onclick="refreshCamera({{ camera.id }})">刷新</button>
                 <button class="cam-btn cam-btn-fullscreen" onclick="toggleFullscreen({{ camera.id }})">全屏</button>
-                <button class="selector-btn active" onclick="switchCameraNumber({{ camera.id }}, 'mixed')">混合</button>
-                <button class="selector-btn" onclick="switchCameraNumber({{ camera.id }}, 0)">0</button>
-                <button class="selector-btn" onclick="switchCameraNumber({{ camera.id }}, 1)">1</button>
-                <button class="selector-btn" onclick="switchCameraNumber({{ camera.id }}, 2)">2</button>
-                <button class="selector-btn" onclick="switchCameraNumber({{ camera.id }}, 3)">3</button>
-                <button class="selector-btn" onclick="switchCameraNumber({{ camera.id }}, 4)">4</button>
-                <button class="selector-btn" onclick="switchCameraNumber({{ camera.id }}, 5)">5</button>
-                <button class="selector-btn" onclick="switchCameraNumber({{ camera.id }}, 6)">6</button>
-                <button class="selector-btn" onclick="switchCameraNumber({{ camera.id }}, 7)">7</button>
+                <button class="selector-btn active" onclick="switchCameraNumber(event, {{ camera.id }}, 'mixed')">混合</button>
+                <button class="selector-btn" onclick="switchCameraNumber(event, {{ camera.id }}, 0)">0</button>
+                <button class="selector-btn" onclick="switchCameraNumber(event, {{ camera.id }}, 1)">1</button>
+                <button class="selector-btn" onclick="switchCameraNumber(event, {{ camera.id }}, 2)">2</button>
+                <button class="selector-btn" onclick="switchCameraNumber(event, {{ camera.id }}, 3)">3</button>
+                <button class="selector-btn" onclick="switchCameraNumber(event, {{ camera.id }}, 4)">4</button>
+                <button class="selector-btn" onclick="switchCameraNumber(event, {{ camera.id }}, 5)">5</button>
+                <button class="selector-btn" onclick="switchCameraNumber(event, {{ camera.id }}, 6)">6</button>
+                <button class="selector-btn" onclick="switchCameraNumber(event, {{ camera.id }}, 7)">7</button>
             </div>
         </div>
         {% endfor %}
diff --git a/static/js/app.js b/static/js/app.js
index b5b7ff4..ef0ac24 100644
--- a/static/js/app.js
+++ b/static/js/app.js
@@ -47,7 +47,7 @@ function toggleFullscreen(cameraId) {
     }
 }
 
-function switchCameraNumber(cameraId, cameraNumber) {
+function switchCameraNumber(event, cameraId, cameraNumber) {
     const frame = document.getElementById(`frame-${cameraId}`);
     const controls = document.getElementById(`controls-${cameraId}`);
     const buttons = controls.querySelectorAll('.selector-btn');