完成简易版的充值和充值记录查询页面，简单的我的页面

components/navigator/index.js

@@ -0,0 +1,41 @@
+// components/navigator/index.js
+Component({
+
+  /**
+   * 组件的属性列表
+   */
+  properties: {
+    title: String,
+    canBack: Boolean,
+  },
+
+  /**
+   * 组件的初始数据
+   */
+  data: {
+
+  },
+  lifetimes: {
+    attached: function() {
+      const that = this;
+      wx.getSystemInfo({
+        success: function (res) {
+          that.setData({
+            statusBarHeight : res.statusBarHeight,
+            navBarHeight : res.statusBarHeight , // 顶部导航栏高度为 44px
+            jiaonangheight: wx.getMenuButtonBoundingClientRect().height, // 胶囊高度
+            jiaonangwidth:wx.getMenuButtonBoundingClientRect().width,
+          })
+        },
+      })
+    }
+  },
+  /**
+   * 组件的方法列表
+   */
+  methods: {
+    back() {
+      wx.navigateBack();
+    }
+  }
+})