function attachEvents(cal, events) {
var date = new Date(cal._date);
date.setDate(1);
var start = dateAttr(date);
date.setMonth(date.getMonth() + 1);
date.setDate(0);
var end = dateAttr(date);
for (var date in events) {
if (events.hasOwnProperty(date)) {
if (date >= start && date <= end) {
attachEvent(cal, date, events[date]);
}
}
}
}
function addEvent(date) {
date = date instanceof Date ? dateAttr(date) : date;
var cal = this
, events = cal._events
;
if (!events[date]) events[date] = 0;
events[date] += 1;
attachEvent(cal, date, events[date]);
return cal;
}