layui的模态框打开一个新的页面layer.open

<script type="text/javascript" src="__PUBLIC__/js/layer.js"></script>
layer.open({
      type: 2,
      title: '模态框',
      shadeClose: false,
      shade: 0.8,
      area: ['900px', '90%'],
      content: "mapbox1.html?id="+id
    });