// JavaScript Document
// Once loaded
$(document).ready(function() {
  // Is there a cookie?
  var cookie = new Cookie("calendar");
  if (!cookie.region) {
    ShowRegion("northern");
  }
  else {
    ShowRegion(cookie.region);
  }

  $('#calendarNorthern a').click(function() {
    ShowRegion("northern");
    return false;
  });
  
  $('#calendarSouthern a').click(function() {
    ShowRegion("southern");
    return false;
  });
  $('#calendarCentral a').click(function() {
    ShowRegion("central");
    return false;
  });  

});

  
function ShowRegion(region) {
  var cookie = new Cookie("calendar");
  cookie.region = region;
  cookie.store(365);

  if (region == 'northern') {
    $('#calendarNorthern').removeClass('calendar-button-off').addClass('calendar-button');
    $('#iframeNorthern').css('display', 'block');
  }
  else {
    $('#calendarNorthern').removeClass('calendar-button').addClass('calendar-button-off');
    $('#iframeNorthern').css('display', 'none');  
  }
  if (region == 'central') {
    $('#calendarCentral').removeClass('calendar-button-off').addClass('calendar-button');
    $('#iframeCentral').css('display', 'block');
  }
  else {
    $('#calendarCentral').removeClass('calendar-button').addClass('calendar-button-off');
    $('#iframeCentral').css('display', 'none');  
  }
  if (region == 'southern') {
    $('#calendarSouthern').removeClass('calendar-button-off').addClass('calendar-button');
    $('#iframeSouthern').css('display', 'block');
  }
  else {
    $('#calendarSouthern').removeClass('calendar-button').addClass('calendar-button-off');
    $('#iframeSouthern').css('display', 'none');  
  }
}