<view class="fs-navbar active" wx:if="{{!hasNavBar}}">
  <view class="fs-nav-status-bar" style="height:{{statusBarHeight}}px"></view>
  <view class="fs-nav-bar" style="height:{{titleBarHeight}}px">
    <view class="fs-nav-back" bindtap="bindNavBack"></view>
    <view class="fs-nav-title">{{title}}</view>
  </view>
</view>