$j('#showUploadedImages').on('click', function() {
    $j.ajax({
        url: 'https://images.playacommunity.com/upload/server/php-general-images/',
        dataType: 'json',
        context: $j('#fileupload')[0],
        data: 'userID=' + $j('#userID').val()
    }).always(function () {
        $j(this).removeClass('fileupload-processing');
    }).done(function (result) {
        $j(this).fileupload('option', 'done')
        .call(this, $j.Event('done'), {result: result});
    });
});