code: function(picker, calendar, inst) {
  			var target = $(this);
  			picker.find('th.calendars-week').each(function() {
  				$('<a href="javascript:void(0)" title="Select the entire month">' +
  						$(this).text() + '</a>').
  					click(function() {
  						var date = target.calendarsPicker('retrieveDate', $(this).parents('table').
  							find('td:not(.calendars-week) *:not(.calendars-other-month)')[0]);
  						var dates = [date.day(1)];
  						var dim = calendar.daysInMonth(date);
  						for (var i = 1; i < dim; i++) {
  							dates.push(date = date.newDate().add(1, 'd'));
  						}
  						if (inst.options.rangeSelect) {
  							dates.splice(1, dates.length - 2);
  						}
  						target.calendarsPicker('setDate', dates).calendarsPicker('hide');
  					}).
  					appendTo(this);
  			});
  		}
docs: Select an entire month when clicking on the week header.
  Use in conjunction with <code>weekOfYearRenderer</code>.
  Found in the <code>jquery.calendars.picker.ext.js</code> module.
  @memberof CalendarsPicker
  @param picker {jQuery} The completed datepicker division.
  @param calendar {BaseCalendar} The calendar implementation.
  @param inst {object} The current instance settings.
  @example onShow: $.calendarsPicker.selectMonth