var MENU_ITEMS = [
		['Firma', '/index.php?page_id=3', null,
			['Kilka słów o nas', '/index.php?page_id=4', null],
			['Referencje', '/index.php?page_id=5', null],
			['Realizacje', '/index.php?page_id=6', null],
			['Certyfikaty', '/index.php?page_id=7', null],
			['Wirtualna wycieczka', '/index.php?page_id=9', null],
			['Kontakt', '/index.php?page_id=8', null]
	],
		['Oferta', '/index.php?page_id=10', null,
			['Klimatyzacja', '/index.php?page_id=11', null],
			['Wentylacja', '/index.php?page_id=12', null],
			['Ogrzewnictwo', '/index.php?page_id=13', null],
			['Klimatyzacja serwerowni', '/index.php?page_id=16', null],
			['Odzysk ciepła', '/index.php?page_id=17', null],
			['Prefabrykaty wentylacyjne', '/index.php?page_id=20', null],
			['Serwis', '/index.php?page_id=21', null]
	],
		['Produkty', '/index.php?page_id=31', null,
			['Jak szukać?', '/index.php?page_id=33', null]
	],
		['Cenniki', '/index.php?page_id=22', null,
			['Cenniki on-line', '/index.php?page_id=24', null]
	],
		['Katalogi', '/index.php?page_id=23', null,
			['Katalogi on-line', '/index.php?page_id=26', null]
	],
		['Programy', '/index.php?page_id=28', null,
			['Projektowe', '/index.php?page_id=29', null],
			['Shareware', '/index.php?page_id=44', null]
	],
		['Nowości', '/index.php?page_id=39', null],
		['Promocje', '/index.php?page_id=34', null],
		['Praca', '/index.php?page_id=37', null],
		['Sklep', '/index.php?page_id=43', null]
	]