on edit function,add some days to actual days

[Meher Krishnakanth Tennety]

Hi after clear and add-events through "edit", I need to add some days to the first date on every month change through "onMonthChange" function . How can I implement like

$('#calender').responsiveCalendar("edit", onMonthChange:function(){
this.options.events[new_date]=somedate+10days;
});

This is emergency. can you help me out. Actually I haven't seen any possibility