public function Lista() {
		$sql = "SELECT * FROM banners";
		$stmt = $this->conexao->prepare($sql);	
		$stmt->execute();
		
		$searchResults = array();
		
		while ($rs = $stmt->fetch(PDO::FETCH_OBJ)) {
			$temp = new Banner();
			
			$temp->setIdbanner($rs->idbanner);
			$temp->setIdDepartamento($rs->iddepartamento);
			$temp->setLado($rs->lado);
			$temp->setNumero($rs->numero);
			$temp->setBanner($rs->banner);
			$temp->setDescricao($rs->descricao);
			$temp->setWidth($rs->width);
			$temp->setHeight($rs->height);
			$temp->setUrl($rs->url);
			$temp->setTarget($rs->target);
			$temp->setClick($rs->click);
			$temp->setData($rs->data);
			$temp->setExtensao($rs->banner);
			
			array_push($searchResults, $temp);
		} 
		
		if(count($searchResults) > 1) {
			return $searchResults;
		} else {
			return $temp;
		}
	}