protected function setFirstViewBlockerId($banner_categorie=0)
	{
	    if ($banner_categorie==0) { return; }// keine Banner Kategorie, nichts zu tun
	     
	    $this->statusFirstViewBlocker = true;
	    $this->setSession('FirstViewBlocker'.$this->module_id, array( $banner_categorie => time() ));
	    return ;
	}