public static function Insert(ContactsDetails $c)
 {
     global $conn;
     $dl = new DataLayer($conn->link);
     $dl->debug = false;
     $lab_contacts = array('contact_name' => $c->_contact_name, 'contact_email' => $c->_contact_email, 'contact_type' => $c->_contact_type, 'contact_company' => $c->_contact_company, 'contact_title' => $c->_contact_title, 'contact_subject' => $c->_contact_subject, 'contact_message' => $c->_contact_message, 'contact_date_submited' => $c->_contact_date_submited);
     $dl->insert("lab_contacts", $lab_contacts) or die($dl->getError());
     $val_array = array("id" => $dl->inserted(""));
     return $val_array;
 }