$(document).ready(function(){

	calendar();
	
	function calendar(chkmonth){
		
		var url = "/ajax/calendar.php";
			
		$.ajax({
			url: url,
			async: false,
			type: "POST",
			data: "calendar=" + chkmonth,
			success: function(htm){
				$('#calendar').html(htm);
			}
		});
		
		$(".chkmonth").click(function(){	
			calendar($(this).attr('id'));
			return false;
		});
	}
  
});