function activarMenus(abrir) {
	// MENU PRINCIPAL
	if (abrir == null) abrir = true;	
	var ac_menu_1 = $("#menu_1");
	var ix_menu_1 = $.cookie("menu_1");
	
	var ra_menu_1 = -1;
	if (abrir && ix_menu_1 != null) ra_menu_1 = ac_menu_1.find("a:eq(" + ix_menu_1 + ")");	
	
	var abierto = false;

	ac_menu_1.accordion({	
		autoHeight: false,
		collapsible: true,	
		active: ra_menu_1,		
		changestart: function(event, ui) {
			$.cookie("menu_2", -1, { path: "/", expires: 0 });
			$.cookie("menu_3", -1, { path: "/", expires: 0 });
			$.cookie("menu_4", -1, { path: "/", expires: 0 });
			
			if (ui.newHeader.attr('href') != undefined) {
				var ix_menu_1 = $(this).find("a").index(ui.newHeader);
				$.cookie("menu_1", ix_menu_1, { path: "/", expires: 0 });
				
				if (ui.newHeader.attr('target') == '_blank')
					window.open(ui.newHeader.attr('href'));
				else
					window.location = ui.newHeader.attr('href');
					
				abierto = true;
			}
			else {
				$.cookie("menu_1", 0, { path: "/", expires: 0 });
				
				if (ui.oldHeader.attr('target') == '_blank')
					window.open(ui.oldHeader.attr('href'));
				else
					window.location = ui.oldHeader.attr('href');				
			}
		}
	});
	
	// EXPORTACIÓN E INVERSIÓN
	var ac_menu_2 = $("#menu_2");
	var ix_menu_2 = $.cookie("menu_2");
	
	var ra_menu_2 = -1;
	if (abrir && ix_menu_2 != null) ra_menu_2 = ac_menu_2.find("a:eq(" + ix_menu_2 + ")");
	
	var abierto = false;

	ac_menu_2.accordion({	
		autoHeight: false,
		collapsible: true,	
		active: ra_menu_2,		
		changestart: function(event, ui) {
			$.cookie("menu_1", -1, { path: "/", expires: 0 });
			$.cookie("menu_3", -1, { path: "/", expires: 0 });
			$.cookie("menu_4", -1, { path: "/", expires: 0 });
			
			if (ui.newHeader.attr('href') != undefined) {
				var ix_menu_2 = $(this).find("a").index(ui.newHeader);
				$.cookie("menu_2", ix_menu_2, { path: "/", expires: 0 });
				
				if (ui.newHeader.attr('target') == '_blank')
					window.open(ui.newHeader.attr('href'));
				else
					window.location = ui.newHeader.attr('href');
					
				abierto = true;
			}
			else {
				$.cookie("menu_2", 0, { path: "/", expires: 0 });
				
				if (ui.oldHeader.attr('target') == '_blank')
					window.open(ui.oldHeader.attr('href'));
				else
					window.location = ui.oldHeader.attr('href');				
			}
		}
	});
	
	// VISITA VALLADOLID
	var ac_menu_3 = $("#menu_3");
	var ix_menu_3 = $.cookie("menu_3");
	
	var ra_menu_3 = -1;
	if (abrir && ix_menu_3 != null) ra_menu_3 = ac_menu_3.find("a:eq(" + ix_menu_3 + ")");
	
	var abierto = false;

	ac_menu_3.accordion({	
		autoHeight: false,
		collapsible: true,	
		active: ra_menu_3,		
		changestart: function(event, ui) {
			$.cookie("menu_1", -1, { path: "/", expires: 0 });
			$.cookie("menu_2", -1, { path: "/", expires: 0 });
			$.cookie("menu_4", -1, { path: "/", expires: 0 });
						
			if (ui.newHeader.attr('href') != undefined) {
				var ix_menu_3 = $(this).find("a").index(ui.newHeader);
				$.cookie("menu_3", ix_menu_3, { path: "/", expires: 0 });
				
				if (ui.newHeader.attr('target') == '_blank')
					window.open(ui.newHeader.attr('href'));
				else
					window.location = ui.newHeader.attr('href');
					
				abierto = true;
			}
			else {
				$.cookie("menu_3", 0, { path: "/", expires: 0 });
				
				if (ui.oldHeader.attr('target') == '_blank')
					window.open(ui.oldHeader.attr('href'));
				else
					window.location = ui.oldHeader.attr('href');				
			}
		}
	});

	// APRENDE ESPAÑOL
	var ac_menu_4 = $("#menu_4");
	var ix_menu_4 = $.cookie("menu_4");
	
	var ra_menu_4 = -1;
	if (abrir && ix_menu_4 != null) ra_menu_4 = ac_menu_4.find("a:eq(" + ix_menu_4 + ")");
	
	var abierto = false;

	ac_menu_4.accordion({	
		autoHeight: false,
		collapsible: true,	
		active: ra_menu_4,		
		changestart: function(event, ui) {
			$.cookie("menu_1", -1, { path: "/", expires: 0 });
			$.cookie("menu_2", -1, { path: "/", expires: 0 });
			$.cookie("menu_3", -1, { path: "/", expires: 0 });
						
			if (ui.newHeader.attr('href') != undefined) {
				var ix_menu_4 = $(this).find("a").index(ui.newHeader);
				$.cookie("menu_4", ix_menu_4, { path: "/", expires: 0 });
				
				if (ui.newHeader.attr('target') == '_blank')
					window.open(ui.newHeader.attr('href'));
				else
					window.location = ui.newHeader.attr('href');
					
				abierto = true;
			}
			else {
				$.cookie("menu_4", 0, { path: "/", expires: 0 });
				
				if (ui.oldHeader.attr('target') == '_blank')
					window.open(ui.oldHeader.attr('href'));
				else
					window.location = ui.oldHeader.attr('href');				
			}
		}
	});
}