(function() {
    var logEl = document.getElementById('log');
    function log(m) { var d = document.createElement('div'); d.className='pkg-log-entry'; d.textContent=m; logEl.appendChild(d); logEl.scrollTop=logEl.scrollHeight; }
    new MultipleUpload('#demo', {
        uploadUrl: '/api/upload',
        multiple: true,
        computeHash: true,
        hashAlgorithm: 'crc32',
        onHashComputed: function(task, hash) {
            log(task.fileName + ' CRC32: ' + hash);
        }
    });
})();