//
//  UsefulCal.m
//  Calendar2
//
//  Created by 大津 真 on 09/11/13.
//  Copyright 2009 __MyCompanyName__. All rights reserved.
//

#import "UsefulCal.h"

@implementation UsefulCal

- (void) nextMonth
{
	if (month == 12) {
		month = 1;
		year++;
	} else {
		month++;
	}	
}

- (void) prevMonth;
{
	if (month == 1) {
		month = 12;
		year--;
	} else {
		month--;
	}	
}

@end
