function setupCalendarLinks(){
    dojo.query('.events_calendar_controls a', 'calendar').onclick(function(e){
        dojo.stopEvent(e);
        dojo.byId('calendar').innerHTML = '<h1 class="block">Loading...</h1>';

        var href = dojo.attr(e.currentTarget, 'href');
        dojo.xhrGet({
            url: href,
            load: function(response){
                dojo.byId('calendar').innerHTML = response;
                setupCalendarLinks();
            },
            error: function(e){
                alert('An error occurred.\n' + e);
            }
        });
    });
}

dojo.addOnLoad(function(){
    setupCalendarLinks();
});