onClick

Fires after the user selects a date

myCalendar.attachEvent("onClick", function(date){
    alert("Date is set to "+date);
});
 
// for double calendar
myCalendar.attachEvent("onClick", function(side, date){
    // your code here
});

Parameters of handler function:

• side - (string) “left” or “right”, specify calendar where event was fired, double-calendar only
• date - the selected date