function showItem(iid,subid) {

    var counter = 0;
    while ($('i' + counter) != null) {
        $('i' + counter + '-all').removeClassName('on');
        $('i' + counter + '-red').removeClassName('on');
        $('i' + counter + '-sparkling').removeClassName('on');
        $('i' + counter + '-varietal').removeClassName('on');
        
        if ($('f' + counter + '-all').visible())
            $('f' + counter + '-all').toggle();
        if ($('f' + counter + '-red').visible())
            $('f' + counter + '-red').toggle();
        if ($('f' + counter + '-sparkling').visible())
            $('f' + counter + '-sparkling').toggle();
        if ($('f' + counter + '-varietal').visible())
            $('f' + counter + '-varietal').toggle();
        counter++;
    }

    $('f' + iid + '-' + subid).toggle();
    $('i' + iid + '-' + subid).addClassName('on');

}