calendar.js

YUI().use('aui-base', function(A){
    A.all(".event-indicator-item").on('click', function(event) {
        A.all(".activeIndicator").removeClass('activeIndicator');
        A.one('#'+event._currentTarget.id).addClass('activeIndicator');
        alert(event._currentTarget.id);
    });
    A.all(".not-event").on('click', function(event) {
        A.all(".active").removeClass('active');
        A.one('#'+event._currentTarget.id).addClass('active');
    });
    A.all(".event").on('click', function(event) {
        A.all(".active").removeClass('active');
        A.one('#'+event._currentTarget.id).addClass('active');
        alert(event._currentTarget.id);
    });
    A.all(".month-change").on('click', function(event) {
        alert(event._currentTarget.id);
    });
    A.one("#event-next-button").on('click', function() {
        alert("Go to event details page");
    });
});