dolibarr_set_const($db, $name, $value, $type='chaine', $visible=0, $note='', $entity=1)
Insert a parameter (key,value) into database (delete old key then insert it again).
GETPOST($paramname, $check='alphanohtml', $method=0, $filter=null, $options=null, $noreplace=0)
Return value of a param into GET or POST supervariable.
if(!defined( 'NOREQUIREMENU')) if(!empty(GETPOST('seteventmessages', 'alpha'))) if(!function_exists("llxHeader")) top_httphead($contenttype='text/html', $forcenocache=0)
Show HTTP header.