window.addEvent('domready', function() {
	if($('rdp-year-select')){
		var rdpYearSections = $$('.rdp-year-section');
		rdpYearSections.each(function(element){
			element.getElement('h4').setStyle('display', 'none');
			element.setStyle('display', 'none');
		});
		rdpYearSections[0].setStyle('display', 'block');
		$('rdp-year-select').addEvent('change', function(element){
			rdpYearSections.each(function(element){
				element.setStyle('display', 'none');
			});
			$(this.value).setStyle('display', 'block');
		});
	}
});