<!-- ScheduleOnce button START -->
<button id="SOIBTN_4dconference" style="background: #006DAF; color: #ffffff; padding: 10px 20px; border: 1px solid #c8c8c8; font: bold 14px Arial; cursor: pointer;"  onclick='var soqueryparam = "https://go.oncehub.com//4dconference?&bt=1"; if (window.location.href.indexOf("?") > 0) {   soqueryparam += "&"+window.location.href.slice(window.location.href.indexOf("?") + 1);}window.open(soqueryparam)' >4D Conference Room Booking</button>

<!-- ScheduleOnce button END -->