- (void)startIconDownload:(Product *)product forIndexPath:(NSIndexPath *)indexPath
{
    ThumbDownloader *thumbDownloader = [imageDownloadsInProgress objectForKey:indexPath];
    if (thumbDownloader == nil)
    {
        thumbDownloader = [[ThumbDownloader alloc] init];
        thumbDownloader.product = product;
        thumbDownloader.imageSizeWidth = 87;
        thumbDownloader.imageSizeHeight = 87;
        thumbDownloader.indexPathInTableView = indexPath;
        thumbDownloader.delegate = self;
        [imageDownloadsInProgress setObject:thumbDownloader forKey:indexPath];
        [thumbDownloader startDownload];
        [thumbDownloader release];
    }
}

- (void)appImageDidLoad:(NSIndexPath *)indexPath

-[listingView appImageDidLoad:]: message sent to deallocated instance 0x3beed10

- (void)dealloc
{
    [myTable release], myTable = nil;
    [imageDownloadsInProgress release], imageDownloadsInProgress = nil;
    [spinView release], spinView = nil;
    [mainView release], mainView = nil;
    [tableView release], tableView = nil;

    [myVs release], myVs = nil;
    [filteredVs release], filteredVs = nil;
    [toolBar release], toolBar = nil;

    [super dealloc];
}

- (void)dealloc
{

    for(ThumbDownloader *thumbDownloader in imageDownloadsInProgress)
        if(thumbDownloader !=nil && thumbDownloader.delegate!=nil)
            thumbDownloader.delegate = nil;

    .....