-(void)showMessage:(NSString *)message duration:(NSTimeInterval)time
{
    CGSize screenSize = [[UIScreen mainScreen] bounds].size;

    UIWindow * Window = [UIApplication sharedApplication].keyWindow;
    UIView *showview =  [[UIView alloc]init];
    showview.backgroundColor = [UIColor grayColor];
    showview.frame = CGRectMake(1, 1, 1, 1);
    showview.alpha = 1.0f;
    showview.layer.cornerRadius = 5.0f;
    showview.layer.masksToBounds = YES;
    [window addSubview:showview];

    UILabel *label = [[UILabel alloc]init];
    NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc]init];
    paragraphStyle.lineBreakMode = NSLineBreakByWordWrapping;

    NSDictionary *attributes = @{NSFontAttributeName:[UIFont systemFontOfSize:15.f],
                                 NSParagraphStyleAttributeName:paragraphStyle.copy};

    CGSize labelSize = [message boundingRectWithSize:CGSizeMake(207, 999)
                                             options:NSStringDrawingUsesLineFragmentOrigin
                                          attributes:attributes context:nil].size;

    label.frame = CGRectMake(10, 5, labelSize.width +20, labelSize.height);
    label.text = message;
    label.textColor = [UIColor whiteColor];
    label.textAlignment = 1;
    label.backgroundColor = [UIColor clearColor];
    label.font = [UIFont boldSystemFontOfSize:15];
    [showview addSubview:label];

    showview.frame = CGRectMake((screenSize.width - labelSize.width - 20)/2,
                                screenSize.height - 100,
                                labelSize.width+40,
                                labelSize.height+10);
    [UIView animateWithDuration:time animations:^{
        showview.alpha = 0;
    } completion:^(BOOL finished) {
        [showview removeFromSuperview];
    }];
}

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