document.addEventListener('DOMContentLoaded', function() {
var calendarEl = document.getElementById('calendar');
var calendar = window['hebcalFullCalendar'] = new FullCalendar.Calendar(calendarEl, {
plugins: [ 'dayGrid' ],
defaultView: 'dayGridMonth',
header: {
left: 'title',
right: 'prev,next today',
},
timezone: false,
events: {
url: "https://www.hebcal.com/hebcal?cfg=fc&v=1&i=off&maj=on&min=on&nx=on&mf=on&ss=on&mod=on&lg=s&s=on",
cache: true
}
});
calendar.render();
document.addEventListener('keydown', function(e) {
if (e.keyCode == 37) {
calendar.prev();
} else if (e.keyCode == 39) {
calendar.next();
}
});
});