<div class="col-lg-12">
                        <div class="ibox float-e-margins">
                            <div class="ibox-title">
                                <h5>Remove a sensor board<small> from an available location </small></h5>
                            </div>
                            <div class="ibox-content">

                                <form method="post" action="php/DeleteSensorBoard.php" class="form-horizontal">

                                    <div class="form-group"><label class="col-sm-2 control-label">Select Board</label>
                                        <div class="col-sm-10">
                                            <select class="form-control m-b" name="sensor_board">
                                                <option disabled selected>- Select a sensor board -</option>
                                                <?php 
$sensorBoardController = new SensorBoardController();
$sensorBoards = $sensorBoardController->selectAll();
foreach ($sensorBoards as $sensorBoard) {
    $locationController = new LocationController();
    $loc = $locationController->getLocationByID($sensorBoard->getLocationId());
    echo '<option value="' . $sensorBoard->getIdsensorBoard() . '">' . 'Board ' . $sensorBoard->getIdsensorBoard() . ' - ' . $loc->getLocationName() . ', ' . $loc->getLocationCity() . ' (' . $loc->getLatitude() . ', ' . $loc->getLongitude() . ')' . '</option>';
}
?>

                                            </select>
                                        </div>
                                    </div>

                                    <div class="form-group">
                                        <div class="col-sm-4 col-sm-offset-2">
                                            <a class="btn btn-white" type="submit">Cancel</a>
                                            <input type="submit" class="btn btn-primary" value="Delete">