foText) {
    let li = document.createElement('li');
    li.innerText = infoText;
    document.getElementById('info').appendChild(li)
  }

  function progressCallback ({totalRows, completedRows}) {
    let progressContainer = document.getElementById('downloadProgress');
    progressContainer.style.display = "block";
    let currRowsSpan = document.getElementById('currentRows');
    let totalRowsSpan = document.getElementById('totalRows');
    let progressBar = document.getElementById('progress-bar');
    cu