diff --git a/app.js b/app.js
index a6a3d6b..a4a0d6e 100644
--- a/app.js
+++ b/app.js
@@ -603,6 +603,22 @@ App({
             })
         })
     },
+		
+		
+		// 判断是否登录
+		isLogin() {
+			return new Promise(function(resolve, reject) {
+				let user_info = getApp().globalData.userInfo;
+				if (user_info == null || user_info.mobile == undefined || user_info.mobile == "" || user_info.mobile == null) {
+					wx.navigateTo({
+						url: '/pages/togoin/togoin',
+					})
+					return false;
+				} else {
+					resolve();
+				};
+			});
+		},
 
 
 	
diff --git a/public/static/images/model/car.png b/public/static/images/model/car.png
deleted file mode 100644
index de93144..0000000
--- a/public/static/images/model/car.png
+++ /dev/null
diff --git a/public/static/images/model/nav.png b/public/static/images/model/nav.png
deleted file mode 100644
index 81052eb..0000000
--- a/public/static/images/model/nav.png
+++ /dev/null
diff --git a/public/static/images/model/notice.png b/public/static/images/model/notice.png
deleted file mode 100644
index 79a5d82..0000000
--- a/public/static/images/model/notice.png
+++ /dev/null
diff --git a/public/static/images/model/select.png b/public/static/images/model/select.png
deleted file mode 100644
index 72a2bb6..0000000
--- a/public/static/images/model/select.png
+++ /dev/null
diff --git a/public/static/images/model/time.png b/public/static/images/model/time.png
deleted file mode 100644
index 65fa182..0000000
--- a/public/static/images/model/time.png
+++ /dev/null