function ab()
{
$this->apu2 = 2;
$this->apud2 = 2;
$this->apro2 = 2;
$this->aprod2 = 2;
$this->apri2 = 2;
$this->aprid2 = 2;
self::$asta2 = 2;
self::$astad2 = 2;
self::$apusta2 = 2;
self::$apustad2 = 2;
}