window.addEvent('domready', function() {
		// ID's
		var nav_joven = $('nav_joven');
		//
		var nav_login_status = $('login_status');
		var nav_login_bar = $('login_bar');
		//
		var nav_extras = $$('#nav_extras a');
		var nav_noticias = $$('#nav_noticias a');
		var nav_calendario = $$('#nav_calendario a');
		//
		var sidebar_lse = $('sidebar_lse');
		var sidebar_news = $('sidebar_news');
		var sidebar_calender = $('sidebar_calender');

		// sidebar style settings
		var extras_active = nav_extras.hasClass('active');
		var noticias_active = nav_noticias.hasClass('active');
		var calendario_active = nav_calendario.hasClass('active');		
		// 
		if (extras_active == "true") {
			sidebar_lse.addClass('active');
		};
		if (noticias_active == "true") {
			sidebar_news.addClass('active');
		};
		if (calendario_active == "true") {
			sidebar_calender.addClass('active');
		};

		//
		var start_tutorial = $$('span.start_the_tutorial');
		var stop_tutorial = $('close_the_tutorial');
		var tutorial_layer = $('flashtutorial');
		//
		start_tutorial.addEvent( 'click', function() {
			tutorial_layer.setStyle('height', '100%');
			stop_tutorial.setStyle('display', 'block');
			});
/*		stop_tutorial.addEvent( 'click', function() {
			tutorial_layer.setStyle('height', '0');
			stop_tutorial.setStyle('display', 'none');
			});
*/			
		
		
		var scroll = new Fx.Scroll('scroll', {
			wait: false,
			duration: 1000,
			transition: Fx.Transitions.Quad.easeInOut
		});
		nav_login_status.addEvent( 'click', function() {
			nav_login_status.toggleClass('active');
			nav_login_bar.toggleClass('active');
			scroll.toElement(nav_login_bar);
			});
		//
		nav_extras.addEvent('click', function() { 
			nav_extras.addClass('active');
			nav_noticias.removeClass('active');
			nav_calendario.removeClass('active');
			sidebar_lse.addClass('active');
			sidebar_news.removeClass('active');
			sidebar_calender.removeClass('active');
			});
		nav_noticias.addEvent('click', function() { 
			nav_extras.removeClass('active');
			nav_noticias.addClass('active');
			nav_calendario.removeClass('active');
			sidebar_lse.removeClass('active');
			sidebar_news.addClass('active');
			sidebar_calender.removeClass('active');
			});
		nav_calendario.addEvent('click', function() { 
			nav_extras.removeClass('active');
			nav_noticias.removeClass('active');
			nav_calendario.addClass('active');
			sidebar_lse.removeClass('active');
			sidebar_news.removeClass('active');
			sidebar_calender.addClass('active');
			});
});