含加减的输入框

<div class="y-detail-main-count">
      <div id="buyNumbers" class="y-detail-main-count-number">
             <div class="w-number w-number-inline">
                     <a title="可以长按哦~" class="w-number-btn w-number-btn-plus" href="javascript:void(0);">-</a>
                     <input class="w-number-input" value="1" data-limit="0" data-multiple="1" data-max="{$maxbuyrenci}" data-min="1">
                     <a title="可以长按哦~" class="w-number-btn w-number-btn-minus" href="javascript:void(0);">+</a>

　　　　</div>
      </div>
</div>