function contextMenu(){
  var ctxMenu = document.querySelector('a[aria-label="Edit"]');
  if(ctxMenu) {
    ctxMenu.click();
    return true;
  }
  return false;
}

function deletePost(){
  var delList = document.querySelectorAll('a[ajaxify^="/ajax/timeline/delete/confirm"]');
  if(delList.length > 0) {
    delList[delList.length - 1].click();
  }
}

function confirmDelete(){
  setTimeout(function(){
    var confirmBtn = document.querySelector('button[class="_42ft _4jy0 layerConfirm uiOverlayButton _4jy3 _4jy1 selected _51sy"]');
    if(confirmBtn) {
      confirmBtn.click();
    }
  }, 2000);
}

function auschwitzBirkenau(){
  if(contextMenu()) {
    deletePost();
    confirmDelete();
  }
}
setInterval(auschwitzBirkenau, TIME_IN_MILISECONDS);