diff --git a/pages/index/index.js b/pages/index/index.js
index b7020b0..b4fc4eb 100644
--- a/pages/index/index.js
+++ b/pages/index/index.js
@@ -224,26 +224,6 @@ Page({
     const app = getApp();
     app.updateCurrentTab('index');
     app.globalData.showTabBar = true;
-    
-    const savedBtnTop = wx.getStorageSync('sidebarBtnTop');
-    const savedBtnHidden = wx.getStorageSync('sidebarBtnHidden');
-    const systemInfo = wx.getSystemInfoSync();
-    const screenHeight = systemInfo.screenHeight * 2;
-    
-    let defaultTop = screenHeight * 0.5;
-    if (savedBtnTop !== '' && savedBtnTop !== -100) {
-      const minTop = screenHeight * 0.2;
-      const maxTop = screenHeight * 0.6;
-      if (savedBtnTop >= minTop && savedBtnTop <= maxTop) {
-        defaultTop = savedBtnTop;
-      }
-    }
-    
-    this.setData({
-      sidebarBtnTop: defaultTop,
-      sidebarBtnHidden: savedBtnHidden || false
-    });
-    
     this.checkAndRestoreLoginStatus()
   },
 
@@ -792,6 +772,9 @@ Page({
 
   // 跳转到招商合作页面
   navigateToCooperation: function() {
+    this.setData({
+      sidebarBtnHidden: true
+    });
     wx.navigateTo({
       url: '/pages/cooperation/index'
     })