-(void)btnSaveScore
{
    if(![[NSUserDefaults standardUserDefaults]valueForKey:@"ScoreCard"])
    {
        scoreCardArray = [[NSMutableArray alloc] init];
        scorearray = [[NSMutableArray alloc] init];
        playerarray = [[NSMutableArray alloc] init];
    }
    else
    {
        scoreCardArray = [[[NSUserDefaults standardUserDefaults] valueForKey:@"ScoreCard"] mutableCopy];
        if([scoreCardArray count] == 2)
        {
            scorearray = [scoreCardArray objectAtIndex:0];
            playerarray = [scoreCardArray objectAtIndex:1];
            [scoreCardArray removeAllObjects];
        }
    }
//    NSMutableArray *strName = [NSString stringWithFormat:@"%@",strNameOFPlayer];
    NSMutableArray *strScore = [NSString stringWithFormat:@"%@",[NSString stringWithFormat:@"%d",iTap]];

    if([strNameOFPlayer length]==7)
    {
    [scorearray addObject:strScore];
    [playerarray addObject:strNameOFPlayer];
    }
     else if ([strNameOFPlayer length] == 6)
     {
    [scorearray addObject:strScore];
    [playerarray addObject:strNameOFPlayer];
     }
    else if ([strNameOFPlayer length] == 5)
    {
    [scorearray addObject:strScore];
    [playerarray addObject:strNameOFPlayer];
    }
    else if ([strNameOFPlayer length] == 4)
    {
        [scorearray addObject:strScore];
    [playerarray addObject:strNameOFPlayer];
    }
    else if ([strNameOFPlayer length] == 3)
    {
        [scorearray addObject:strScore];
    [playerarray addObject:strNameOFPlayer];
    }
    else if ([strNameOFPlayer length] == 2)
    {
        [scorearray addObject:strScore];
    [playerarray addObject:strNameOFPlayer];
    }
    else if ([strNameOFPlayer length] == 1)
    {
         [scorearray addObject:strScore];
         [playerarray addObject:strNameOFPlayer];
         }

         [scoreCardArray addObject:scorearray];
         [scoreCardArray addObject:playerarray];

         NSUserDefaults *dfltsData = [NSUserDefaults standardUserDefaults];
         [dfltsData setObject:scoreCardArray forKey:@"ScoreCard"];
         [dfltsData synchronize];

         NSMutableArray *sortedArray = [self sortByfloatvalue:scoreCardArray array:playerarray];
         arrScores = [sortedArray objectAtIndex:0];
         arrPlayers = [sortedArray objectAtIndex:1];
         NSLog(@" %@ \n %@",scoreCardArray,playerarray);

         UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Alert"
                                                         message:@"Score is saved."
                                                        delegate:self
                                               cancelButtonTitle:@"Ok"
                                               otherButtonTitles:nil, nil];
         [alert show];
         [alert release];
}

-(NSMutableArray *)sortByfloatvalue:(NSMutableArray *)scorearray1 array:(NSMutableArray *)playerarray1
         {
             NSMutableArray *sortedArr = [[NSMutableArray alloc]init];
             for(int k=0;k<[scorearray1 count];k++)
             {
                 for(int l=k+1;l<[scorearray1 count];l++)
                 {
                     if([[scorearray1 objectAtIndex:k] floatValue] < [[scorearray1 objectAtIndex:l] floatValue])
                     {
                         [scorearray1 exchangeObjectAtIndex:k withObjectAtIndex:l];
                         [playerarray1 exchangeObjectAtIndex:k withObjectAtIndex:l];
                     }
                 }
             }
             [sortedArr addObject:scorearray1];
             [sortedArr addObject:playerarray1];
             return sortedArr;
         }