diff --git a/pages/meeting/index.ts b/pages/meeting/index.ts
index a520bdf..16d9c05 100644
--- a/pages/meeting/index.ts
+++ b/pages/meeting/index.ts
@@ -232,11 +232,11 @@ Page({
         })
       }
     },
-    'isAdmin': function () {
+    'isAdmin': function (isAdmin) {
       const query = wx.createSelectorQuery()
       query.select('#meeting-content-smallvideo').fields({ size: true, scrollOffset: true }, (res) => {
         this.setData({
-          showScroll: Math.ceil(res.scrollHeight) > Math.ceil(res.height)
+          showScroll: Math.ceil(isAdmin * 94) > Math.ceil(res.height)
         })
       })
       query.exec()
diff --git a/pages/meeting/index.wxml b/pages/meeting/index.wxml
index 1581390..bb4018b 100644
--- a/pages/meeting/index.wxml
+++ b/pages/meeting/index.wxml
@@ -59,12 +59,10 @@
           </view>
         </view>
       </view>
-      <!-- <view class="meeting-content-smallvideo-box"><view class="meeting-content-smallvideo-box-view"></view></view>
-      <view class="meeting-content-smallvideo-box"><view class="meeting-content-smallvideo-box-view"></view></view> -->
-      <view class="meeting-content-smallvideo-up" bind:tap="scrollUp" wx:if="{{!isFullscreen && showScroll && isAdmin >0}}">
+      <view class="meeting-content-smallvideo-up" bind:touchstart="scrollUp" wx:if="{{!isFullscreen && showScroll && isAdmin >0}}">
         <t-icon name="chevron-up" size="24rpx" data-name="chevron-up" />
       </view>
-      <view class="meeting-content-smallvideo-down" bind:tap="scrollDown" wx:if="{{!isFullscreen && showScroll && isAdmin >0}}">
+      <view class="meeting-content-smallvideo-down" bind:touchstart="scrollDown" wx:if="{{!isFullscreen && showScroll && isAdmin >0}}">
         <t-icon name="chevron-down" size="24rpx" data-name="chevron-down" />
       </view>
     </scroll-view>