if (mtDropDown.isSupported()) {

	var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);

	// Empresa
	var menu1 = ms.addMenu(document.getElementById("menu1"));
	
	menu1.addItem("<span class=navigation>- Presentaci&oacute;n</span>", "/empresa/default-home.aspx");
	menu1.addItem("<span class=navigation>- Pol&iacute;tica de Calidad y Medio Ambiente </span>", "/empresa/calidad.aspx");
	menu1.addItem("<span class=navigation>- Organigrama </span>", "/empresa/organigrama.aspx");
	//menu1.addItem("<span class=navigation>- Directorio</span>", "/empresa/directorio.aspx");
	menu1.addItem("<span class=navigation>- Noticias</span>", "/noticias/noticias.aspx");

	

	// Factorias
	var menu2 = ms.addMenu(document.getElementById("menu2"));
	
	menu2.addItem("<span class=navigation>- Humanes </span>", "/factorias/humanes-hormigon.aspx");
	menu2.addItem("<span class=navigation>- Puente Genil</span>", "/factorias/puente-hormigon.aspx");

	// Productos
	var menu3 = ms.addMenu(document.getElementById("menu3"));
	
	menu3.addItem("<span class=navigation>- Tuber&iacute;as de Hormig&oacute;n con camisa de chapa</span>", "#");
	menu3.addItem("<span class=navigation>- Tuber&iacute;as de PRFV</span>", "/productos/prfv.aspx");
	menu3.addItem("<span class=navigation>- Traviesas para Ferrocarril</span>", "/productos/traviesas.aspx");
	menu3.addItem("<span class=navigation>- Dovelas para T&uacute;neles</span>", "/productos/dovelas.aspx");
	menu3.addItem("<span class=navigation>- Otros</span>", "#");
	menu3.addItem("<span class=navigation>- Descargas</span>", "/productos/descargas.aspx");

		// Procesos
	var menu4 = ms.addMenu(document.getElementById("menu4"));
	
	menu4.addItem("<span class=navigation>- Hormig&oacute;n Postesado</span>", "/procesos/postesado.aspx");
	menu4.addItem("<span class=navigation>- Hormig&oacute;n Armado</span>", "/procesos/armado.aspx");
	menu4.addItem("<span class=navigation>- Tuber&iacute;as de PRFV</span>", "/procesos/prfv.aspx");
	menu4.addItem("<span class=navigation>- Traviesas </span>", "/procesos/traviesas.aspx");
	menu4.addItem("<span class=navigation>- Dovelas</span>", "/procesos/dovelas.aspx");


		// Pedidos
	var menu5 = ms.addMenu(document.getElementById("menu5"));
	
	menu5.addItem("<span class=navigation>- Tubos</span>", "/pedidos/prefabricacion.aspx");
	menu5.addItem("<span class=navigation>- Traviesas</span>", "/pedidos/traviesas.aspx");
	menu5.addItem("<span class=navigation>- Varios</span>", "/pedidos/varios.aspx");

	// Contacto
	var menu6 = ms.addMenu(document.getElementById("menu6"));
	
	menu6.addItem("<span class=navigation>- Descarga</span>", "/contacto/descarga.aspx");


	


	var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);


		
		
	// submenu > Productos > Hormigon Postesado
	var subMenu3 = menu3.addMenu(menu3.items[0]);
	
	subMenu3.addItem("<span class=navigation>- Tuber&iacute;as de Hormig&oacute;n Postesado</span>", "/productos/camisa-chapa.aspx");
	subMenu3.addItem("<span class=navigation>- Tuber&iacute;as de Hormig&oacute;n Armado</span>", "/productos/camisa-chapa-armado.aspx");

	// submenu > Productos > Otros
	var subMenu3 = menu3.addMenu(menu3.items[4]);
	
	subMenu3.addItem("<span class=navigation>- Celdas</span>", "/productos/otros-celdas.aspx");
	subMenu3.addItem("<span class=navigation>- G. R. C.</span>", "/productos/otros-grc.aspx");
	subMenu3.addItem("<span class=navigation>- Pantallas ac&uacute;sticas</span>", "/productos/otros-pantallas.aspx");



	
	
	// this method writes all the HTML for the menus into the page with document.write(). It must be called within the body of the HTML page.
	mtDropDown.renderAll(); }