<script type="text/javascript">
    function chooseOther(){
        var url = "/index.php?&is_iframe=1&s=member&c=api&m=members&name=username&diy=username&pagesize=0";
        layer.open({
            type: 2,
            title: '<i class="fa fa-user"></i> 关联用户',
            fix: true,
            shadeClose: true,
            shade: 0,
            area: ["50%", "65%"],
            btn: ["关联"],
            success: function (json) {
                if (json.code == 0) {
                    layer.close();
                    dr_tips(json.code, json.msg);
                }
            },
            yes: function (index, layero) {
                var body = layer.getChildFrame('body', index);
                var loading = layer.load(2, { time: 10000 });
                $.ajax({
                    type: "POST",
                    dataType: "json",
                    url: url,
                    data: $(body).find('#myform').serialize(),
                    success: function (json) {
                        layer.close(loading);
                        if (json.code == 1) {
                            layer.close(index);
                            if(json.data.ids.length!=1){
                                dr_tips(0, "必须关联一个");
                                return false;
                            }
                            $('#dr_uid').val(json.data.fieldsData[0]['username']);
                            $("#dr_author").val(json.data.fieldsData[0]['name']?json.data.fieldsData[0]['name']:json.data.fieldsData[0]['username']);
                            dr_slimScroll_init(".scroller_uid_files", 300);
                            dr_tips(1, json.msg);
                        } else {
                            dr_tips(0, json.msg);
                        }
                        return false;
                    }
                });
                return false;
            },
            content: url
        });
    }

</script>

<a class="btn btn-success " style="margin-left: 1rem" href="javascript:chooseOther();">选择其他用户</a>