function editUser(i) { //编辑按钮的方法
    var rows = $("#userGrid").datagrid("getRows");
    layer.open({
      title: false,
      type: 2,
      closeBtn: false,
      area: ['420px', '560px'],
      skin: 'layui-layer-rim', //加上边框
      content: ['/Admin/ShowForm/EditUserInfo', 'no'],
      success: function (layero, index) {
        var body = layer.getChildFrame('body', index); //巧妙的地方在这里哦
        body.contents().find("#userName").val(rows[i].UserName);
        body.contents().find("#mail").val(rows[i].MailBox);
        if (rows[i].Tel != "-") {
          body.contents().find("#tel").val(rows[i].Tel);
        }
        if (rows[i].Mobile != "-") {
          body.contents().find("#mobile").val(rows[i].Mobile);
        }
        body.contents().find("#addr").val(rows[i].Addr);
        body.contents().find("#isstutas").val(rows[i].IsStatus);

      }
    });
  }