(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,
        onCancel: function(file, task) {
            log('Cancelled: ' + (file ? file.name : task.fileName));
        },
        onTaskStart: function(t) { log('Started: ' + t.fileName); }
    });
})();