// Tree structure definition
var TREE_NODES = [
 [{id:0}, "Homepage", "index.aspx", null],
	[{id:1}, "Basic and advanced<br>training courses", "w_index.aspx", null,
  [{id:2}, "<div class='tree_ebene1'>Calendar of events</div>", "w_kalender_raster_dyn.aspx", null],
  [{id:3}, "<div class='tree_ebene1'>Courses offered in English</div>", "w_kurse.aspx", null],
		[{id:4}, "<div class='tree_ebene1'>Lab tests and models</div>", "w_labormodelle.aspx", null],
		[{id:5}, "<div class='tree_ebene1'>Registration</div>", "w_anmeld.aspx", null],
  [{id:6}, "<div class='tree_ebene1'>Company trainings</div>", "w_firmen.aspx", null]
	],
	[{id:7}, "Inspection facility", "p_index.aspx", null,
		[{id:8}, "<div class='tree_ebene1'>Range of services</div>", "p_leistung.aspx", null],
		[{id:9}, "<div class='tree_ebene1'>Testing facilities and<br />measuring systems</div>", "p_pruefstand.aspx", null],
		[{id:10}, "<div class='tree_ebene1'>Sample projects</div>", "p_projekt.aspx", null],
		[{id:11}, "<div class='tree_ebene1'>References</div>", "p_referenz.aspx", null]
	],
	[{id:12}, "Contact", "k_formular.aspx", null,
		[{id:13}, "<div class='tree_ebene1'>Address and directions</div>", "k_adresse.aspx", null],
		[{id:14}, "<div class='tree_ebene1'>Secretary's office and<br />further information </div>", "k_allgemein.aspx", null],
		[{id:15}, "<div class='tree_ebene1'>Members of staff with<br />phone and email </div>", "k_kontakte.aspx", null],
  [{id:16}, "<div class='tree_ebene1'>Contact us</div>", "k_formular.aspx", null]
	],
 [{id:17},"About us", "u_index.asp", null,
		[{id:18}, "<div class='tree_ebene1'>Organizational structure</div>", "u_organisation.aspx", null],
		[{id:19}, "<div class='tree_ebene1'>History</div>", "u_chronik.aspx", null],
		[{id:20}, "<div class='tree_ebene1'>Lectures and publications </div>", "u_vortraege.aspx", null],
		[{id:21}, "<div class='tree_ebene1'>AGB - General Terms and<br />Conditions of Business </div>", "u_agb.aspx", null],
  [{id:22}, "<div class='tree_ebene1'>Number of visits </div>", "u_zugriffe.aspx", null]
	]
];

// Tree expanded/selected Menu-Ids
var tree_index = 0,
				tree_w_index = 1,
    tree_w_kalender = 2,
    tree_w_kurse = 3,
    tree_w_labormodelle = 4,
    tree_w_anmeld = 5,
    tree_w_firmen = 6,
    tree_p_index = 7,
    tree_p_leistung = 8,
    tree_p_pruefstand = 9,
    tree_p_projekt = 10,
    tree_p_referenz = 11,
    tree_k_index = 12,
    tree_k_adresse = 13,
    tree_k_allgemein = 14,
    tree_k_kontakte = 15,
    tree_k_formular = 16,
    tree_u_index = 17,
    tree_u_organisation = 18,
    tree_u_chronik = 19,
    tree_u_vortraege = 20,
				tree_u_agb = 21,
    tree_u_zugriffe = 22;