$(document).ready(function(){
	var current = $('#year_2009');
	$('#year_display').html('2009');
	$('.year').hide();
	current.show();
	
	$('.link_year').click(function(){
		current.hide();
		var title = $(this).attr('title');
		current = $('#year_'+title);
		current.show();
		$('#year_display').html(title);
	});
});