if(isset($_POST['BtnUpdate'])){
$copy['cid'] = $_POST['cid'];
$copy['bid'] = $_POST['bid'];
$copy['access_no'] = $_POST['access_no'];
$copy['reference'] = $_POST['reference'];
$copy['lending_type'] = $_POST['lending_type'];
$copy['acquired_on'] = $_POST['acquired_on'];
$copy['notes'] = $_POST['notes'];
$copy['copy_status'] = $_POST['copy_status'];
$copy['lost_by'] = $_POST['lost_by'];
$copy['lost_action'] = $_POST['lost_action'];
$copy['amount_paid'] = $_POST['amount_paid'];
$copy['replaced_book'] = $_POST['replaced_book'];
$copy['action_date'] = $_POST['action_date'];
$bks->updateCopy($copy);
}
//[Delete Copy] -----------------------------------
if(isset($_POST['BtnDelete'])){
$cid = $_POST['cid'];
$copy = $bks->getCopyByID($cid);
$bks->deleteCopy($copy);
}
//[Change Barcode] -----------------------------------
if(isset($_POST['BtnChangeBarcode'])){
$cid = $_POST['cid'];
$barcode1 = $_POST['barcode1'];
