<input type="button" onclick="javascript:window.open('http://meetme.so/missariphotos&bt=1')" value="Book an appointment online" style="background-color:rgb(145, 124, 161);color:rgb(0, 0, 0);border-radius:6px;font-size:14px;font-weight:bold;padding:10px 20px;cursor:pointer;"/>