window.addEvent('domready', function() {

	var divNowOnAir = $('c-mid-onair');
	var divProgrammPreview = $('c-mid-pprev');
	divProgrammPreview.set('styles', {opacity: 0})
	
	var btnNowOnAir = $('c-mid-nav-btn-onair');
	var btnProgrammPreview = $('c-mid-nav-btn-preview');
	
	var fadeEffekt1 = new Fx.Tween(divNowOnAir);
	var fadeEffekt2 = new Fx.Tween(divProgrammPreview);
	var fadeEffekt3 = new Fx.Tween(btnNowOnAir);
	var fadeEffekt4 = new Fx.Tween(btnProgrammPreview);
	fadeEffekt2.start('opacity', 0);
	
	btnNowOnAir.addEvent('click', function(e) {		
		fadeEffekt1.start('opacity', 1);
		fadeEffekt2.start('opacity', 0);
		
		fadeEffekt3.start('background-color', '#0772b5');
		fadeEffekt4.start('background-color', '#b4b2b0');
	});
	
	btnProgrammPreview.addEvent('click', function(e) {	
		fadeEffekt1.start('opacity', 0);
		fadeEffekt2.start('opacity', 1);
		
		fadeEffekt3.start('background-color', '#b4b2b0');
		fadeEffekt4.start('background-color', '#0772b5');
	});

});