</ul> </li> </ul> </div><!-- /.navbar-collapse --> </div><!-- /.container-fluid --> </nav> <div class="panel panel-default col-md-12 col-sm-10 margin-div" id="activity-panel"> <div class="panel-body"> <div class="col-md-2 col-sm-2 span7 text-center" > <?php $myDBconnection = new DBconnection(); $myDBconnection->ConnectToDB(); $instructor = new Instructor("", "", "", $_SESSION['Email']); $response = $instructor->getAllClasses($myDBconnection->db, $_SESSION['Email']); foreach ($response as $ID) { // echo '<button type="button" class="btn btn-primary button-css" onclick="getAttendance('.$ID[0].')">'.$ID[0].'</button>'; printf('<button type="button" class="btn btn-primary button-css" onClick="getAttendance(\'%s\');">%s</button> ', $ID[0], $ID[0]); } ?> <!-- </div> --> </div> <div id="attendance-panel" style="display: none"> <div id="inputDate" > <form role="form" method="post" id="attendance-date-form" action="ClassList.php" enctype="multipart/form-data"> <div class="form-group col-md-5"> <label>Please select Date for class:</label> <select id="date-list"> </select>