una/modules/boonex/timeline/template/live_update_button.html

<div id="__html_id__" class="__style_prefix__-live-update-button relative pb-4 text-center">
    <a class="bx-btn" href="javascript:void(0)" onclick="__onclick_show__" title="<bx_text_attribute:_bx_timeline_txt_show />">
        <i class="sys-icon sync-alt bx-def-padding-right"></i><bx_text:_bx_timeline_txt_new_content />
    </a>
</div>