text: var items = document.getElementsByTagName('df-schedule-item');
  var talks = [];
  
  for (var i in items ) {
      var talk = {};
      if(items[i].title != undefined){
          var description = items[i].getElementsByClassName('schedule-item__description');
          if (description[0] != undefined) {
              talk.description = description[0].getElementsByTagName('p')[0].innerHTML;
          }
          talk.time = items[i].getElementsByTagName('time')[0].title;
          talk.title = items[i].title;
          talk.name = items[i].name;
          talk.company = items[i].company;
          talk.abstract = items[i].abstract;
          talk.duration = items[i].duration;
          talk.type = items[i].type;
          if (talks.length < 12) {
              talk.room = "Amphi";
          } else if (talks.length < 22) {
              talk.room = "Talk room";
          } else {
              talk.room = "Codelab room";
          }
          talks.push(talk);
      }
      if(talks.length == 26) {
          break;
      }
  }
  
  console.log(JSON.stringify(talks));
  
  // Copy and paste this script into firefox web console and then copy the result into a JSON file.