wahapedia.ru datasheets

// hide all
datasheets = $('.datasheet.pagebreak')
for (let i = 0; i < datasheets.length; i++) {
  datasheets[i].style.setProperty('display', 'none');
  datasheets[i].style.setProperty('margin-bottom', '6px');
}

// make content overview noprint
$('.contents_header')[0].parentNode.parentNode.classList.add("noprint");
// remove br and h2
$('br').remove();
$('h2').remove();

// allow to print background gradients
$('body')[0].style.setProperty('color-adjust', 'exact')

navlinks = $('.NavColumns3 .mw2.i30 a')
for (let i = 0; i < navlinks.length; i++) {
  var button = document.createElement("BUTTON");

  function hideFunction(event) {
    //console.log($("[name='"+navlinks[i].parentNode.dataset.name+"']"));

    datasheet = $("[name='"+navlinks[i].parentNode.dataset.name+"']").nextAll('.datasheet')[0];

    console.log(event.target);
    if (datasheet.style.getPropertyValue('display')){
      event.target.innerHTML = "🙈";
      datasheet.style.removeProperty('display')
    } else {
      event.target.innerHTML = "👁️";
      datasheet.style.setProperty('display', 'none');
    }
  }
  button.innerHTML = "👁️";
  button.addEventListener("click", hideFunction);

  navlinks[i].parentNode.dataset.name = navlinks[i].href.split('#').pop();
  navlinks[i].parentNode.appendChild(button);
}