<swiper class="banner" indicator-dots="true"  autoplay="true" 
interval="3500" circular="true" indicator-color='rgba(255,255,255,0.2)'
 indicator-active-color="rgba(255,255,255,1)">
    <block wx:for="{{ bannerList }}"  wx:key="{{index}}">
      <swiper-item>
        <image src="{{item.src}}" class="new-focus-img"
         mode="aspectFill "data-url="{{item.url}}" 
         data-src="{{item._src}}" data-type="go.list" 
         data-title="{{item.title}}" data-jump_rule="{{item.url}}"
          data-f_id="{{f_id}}" data-f_index="{{f_index}}" 
          bindtap="jumpByRule" data-f_inindex="{{index}}" 
          data-f_name="{{f_name}}"/>
      </swiper-item>
    </block>
</swiper>