diff --git a/src/program/static/js/event_instance_websocket.js b/src/program/static/js/event_instance_websocket.js
deleted file mode 100644
index f6ed297b..00000000
--- a/src/program/static/js/event_instance_websocket.js
+++ /dev/null
@@ -1,552 +0,0 @@
-const webSocketBridge = new channels.WebSocketBridge();
-var modals = {};
-var EVENT_INSTANCES = [], DAYS = [], CONFIG = {};
-
-function toggleFavoriteButton(button) {
-    if(button.getAttribute('data-state') == 'true') {
-        favorite_button.classList.remove('btn-success');
-        favorite_button.classList.add('btn-danger');
-        favorite_button.innerHTML = '<i class="fa fa-minus"></i> Remove favorite';
-
-        favorite_button.onclick = function(e) {
-            button.setAttribute('data-state', 'false')
-            webSocketBridge.send({action: 'unfavorite', event_instance_id: event_instance_id});
-            toggleFavoriteButton(button)
-        }
-    } else {
-        favorite_button.classList.remove('btn-danger');
-        favorite_button.classList.add('btn-success');
-        favorite_button.innerHTML = '<i class="fa fa-star"></i> Favorite';
-
-        favorite_button.onclick = function(e) {
-            button.setAttribute('data-state', 'true')
-            webSocketBridge.send({action: 'favorite', event_instance_id: event_instance_id});
-            toggleFavoriteButton(button)
-        }
-
-    }
-}
-
-function setup_websocket() {
-  webSocketBridge.connect('/schedule/');
-  webSocketBridge.listen(function(payload, stream) {
-      if(payload['action'] == 'init') {
-        EVENT_INSTANCES = payload['event_instances'];
-        DAYS = payload['days'];
-        render();
-      }
-  });
-}
-
-function init(config) {
-    CONFIG = config;
-    setup_websocket();
-    render();
-}
-
-function findGetParameter(parameterName) {
-    var result = null,
-        tmp = [];
-    location.search
-      .substr(1)
-      .split("&")
-      .forEach(function (item) {
-        tmp = item.split("=");
-        if (tmp[0] === parameterName) {
-           result = decodeURIComponent(tmp[1]);
-        }
-      });
-    return result;
-}
-
-function get_parameters() {
-
-    var day_parameter = findGetParameter('day');
-    var filter_day = day_parameter != null ? day_parameter.split(',') : [];
-    var type_parameter = findGetParameter('type');
-    var filter_types = type_parameter != null ? type_parameter.split(',') : [];
-    var location_parameter = findGetParameter('location')
-    var filter_locations =  location_parameter != null ? location_parameter.split(',') : [];
-
-    return {
-      'day': filter_day[0],
-      'types': filter_types,
-      'locations': filter_locations
-    }
-}
-
-function render() {
-    parameters = get_parameters();
-    toggleFilterBoxes(parameters['types'], parameters['locations']);
-    render_day_menu(parameters['day']);
-    setICSButtonHref(location.search);
-
-    if(parameters['day'] != null) {
-      render_day(parameters['types'], parameters['locations'], parameters['day']);
-    } else {
-      render_schedule(parameters['types'], parameters['locations']);
-    }
-}
-
-function render_day_menu(active_iso) {
-  var container = document.getElementById('schedule-days');
-  container.innerHTML = '';
-
-  var mobile_container = document.getElementById('schedule-days-mobile');
-  mobile_container.innerHTML = '';
-
-  function set_btn_type(classList, primary) {
-    if(primary == true) {
-      classList.add('btn-primary');
-    } else {
-      classList.add('btn-default');
-    }
-  }
-
-  function dayEvent(e) {
-    setHistoryState({
-      'day': this.dataset.iso
-    });
-    render();
-  }
-
-  var all_days = document.createElement('a');
-  all_days.classList.add('btn');
-  set_btn_type(all_days.classList, active_iso == null);
-  all_days.innerHTML = 'All days';
-  all_days.dataset.iso = 'all-days';
-  all_days.addEventListener('click', dayEvent);
-  container.appendChild(all_days);
-
-  all_days_mobile = all_days.cloneNode(true);
-  all_days_mobile.addEventListener('click', dayEvent);
-  mobile_container.appendChild(all_days_mobile);
-
-  for(var day_id in DAYS) {
-    var day_link = document.createElement('a');
-    day_link.classList.add('btn');
-    set_btn_type(day_link.classList, DAYS[day_id]['iso'] == active_iso);
-    day_link.dataset.iso = DAYS[day_id]['iso'];
-    day_link.innerHTML = DAYS[day_id]['day_name'];
-
-    day_link.addEventListener('click', dayEvent);
-    container.appendChild(day_link);
-
-    day_link_mobile = day_link.cloneNode(true);
-    day_link_mobile.addEventListener('click', dayEvent);
-    mobile_container.appendChild(day_link_mobile);
-  }
-}
-
-function render_day(types, locations, day) {
-
-  function hoursTohhmm(hours){
-    var hour = Math.floor(Math.abs(hours));
-    var minutes = Math.floor((Math.abs(hours) * 60) % 60);
-    if(hour > 24) {
-      hour = hour - 24;
-    }
-    return (hour < 10 ? "0" : "") + hour + ":" + (minutes < 10 ? "0" : "") + minutes;
-  }
-
-  var event_instances = get_instances(types, locations, day);
-  var schedule_container = document.getElementById('schedule-container');
-  schedule_container.innerHTML = '';
-
-  var day_table = document.createElement('table');
-  schedule_container.appendChild(day_table);
-  day_table.classList.add('table');
-  day_table.classList.add('day-table');
-  day_table_body = document.createElement('tbody');
-  day_table.appendChild(day_table_body);
-
-  var array_length = (24*60)/CONFIG['schedule_timeslot_length_minutes'];
-  var timeslots_ = Array(array_length);
-  var timeslots = [];
-  for(var i=0; i<timeslots_.length; i++) {
-    timeslots.push(
-        { 'offset': i * CONFIG['schedule_timeslot_length_minutes']
-        , 'minutes_since_midnight': (CONFIG['schedule_midnight_offset_hours'] * 60) + (i * CONFIG['schedule_timeslot_length_minutes'])
-        }
-    );
-  }
-
-  var timeslot_trs = {};
-  for(var timeslots_index in timeslots) {
-    var timeslot_tr = document.createElement('tr');
-    day_table_body.appendChild(timeslot_tr);
-    var timeslot_td = document.createElement('td');
-    timeslot_tr.appendChild(timeslot_td);
-
-    var minutes_since_midnight = timeslots[timeslots_index]['minutes_since_midnight'];
-    if(minutes_since_midnight / 60 % 1 == 0) {
-      timeslot_td.innerHTML = hoursTohhmm(minutes_since_midnight / 60);
-    }
-    timeslot_trs[hoursTohhmm(minutes_since_midnight / 60)] = timeslot_tr;
-  }
-  for(var event_instances_index in event_instances) {
-    var event_instance = event_instances[event_instances_index];
-    var event_instance_td = document.createElement('td');
-    event_instance_td.innerHTML = event_instance['title'];
-    event_instance_td.setAttribute('rowspan', event_instance['timeslots']);
-    event_instance_td.classList.add('event-td');
-    event_instance_td.setAttribute(
-        'style',
-        'background-color: ' + event_instance['bg-color'] +
-        '; color: ' + event_instance['fg-color']);
-    event_instance_td.onclick = openModal
-    event_instance_td.dataset.eventInstanceId = event_instance['id'];
-
-    var timeslot_tr = timeslot_trs[event_instance.from.slice(11, 16)];
-
-    timeslot_tr.appendChild(event_instance_td);
-  }
-}
-
-function render_schedule(types, locations) {
-  var event_instances = get_instances(types, locations);
-  var schedule_container = document.getElementById('schedule-container');
-  schedule_container.innerHTML = "";
-
-  var cloned_days = DAYS.slice(0);
-
-  var rendered_days = cloned_days.map(function(day) {
-    day_event_instances = event_instances.slice(0).filter(
-      function(event_instance) {
-        var event_day = event_instance['from'].slice(0, 10);
-        return event_day == day['iso'];
-      }
-    );
-    return render_schedule_day(day, day_event_instances);
-  });
-
-  for(day_id in rendered_days) {
-    schedule_container.appendChild(rendered_days[day_id]['label']);
-    schedule_container.appendChild(rendered_days[day_id]['element']);
-  }
-}
-
-function render_schedule_day(day, event_instances) {
-    var element = document.createElement('div');
-    element.classList.add('schedule-day-row');
-    var day_label = document.createElement('h4');
-    day_label.innerHTML = day['repr'];
-    element.appendChild(day_label);
-    for(event_instance_id in event_instances) {
-      var event_instance = event_instances[event_instance_id];
-      var rendered_event_instance = render_event_instance(event_instance);
-      element.appendChild(rendered_event_instance);
-    }
-    return {"label": day_label, "element": element};
-}
-
-function render_event_instance(event_instance) {
-    var element = document.createElement('a');
-    element.setAttribute(
-        'style',
-        'background-color: ' + event_instance['bg-color'] +
-        '; color: ' + event_instance['fg-color']);
-    element.classList.add('event');
-    element.setAttribute('href', event_instance['url']);
-    element.dataset.eventInstanceId = event_instance['id'];
-
-    time_element = document.createElement('small');
-    time_element.innerHTML = event_instance.from.slice(11, 16) + " - " + event_instance.to.slice(11, 16);
-
-    title_element = document.createElement('p');
-    title_element.innerHTML = event_instance['title'];
-
-    icon_element = document.createElement('i');
-    icon_element.classList.add('fa-' + event_instance['location_icon']);
-    icon_element.classList.add('fa');
-    icon_element.classList.add('pull-right');
-
-    if(event_instance['video_url'] != undefined) {
-      video_url_element = document.createElement('i');
-      video_url_element.classList.add('fa-film');
-      video_url_element.classList.add('fa');
-      video_url_element.classList.add('pull-right');
-      element.appendChild(video_url_element);
-    } else if(event_instance['video_recording'] == true) {
-      video_recording_element = document.createElement('i');
-      video_recording_element.classList.add('fa-video-camera');
-      video_recording_element.classList.add('fa');
-      video_recording_element.classList.add('pull-right');
-      element.appendChild(video_recording_element);
-    }
-
-    element.appendChild(time_element);
-    element.appendChild(icon_element);
-    element.appendChild(title_element);
-
-    element.onclick = openModal
-
-    return element
-}
-
-function get_instances(types, locations, day) {
-  var event_instances = EVENT_INSTANCES.slice(0);
-  if(day != undefined && day != null) {
-    event_instances = event_instances.filter(
-      function(event_instance) {
-        return event_instance.from.slice(0, 10) == day;
-      }
-    );
-  }
-  if(locations.length != 0) {
-    event_instances = event_instances.filter(
-      function(event_instance) {
-        return locations.includes(event_instance['location']);
-      }
-    );
-  }
-  if(types.length != 0) {
-    event_instances = event_instances.filter(
-      function(event_instance) {
-        return types.includes(event_instance['event_type']);
-      }
-    );
-  }
-  return event_instances
-}
-
-function openModal(e) {
-    e.preventDefault();
-
-    // Avoid that clicking the text in the event will bring up an empty modal
-    target = e.target;
-    if (e.target !== this) {
-        target = e.target.parentElement
-    }
-
-    event_instance_id = target.dataset.eventInstanceId;
-    event_instance = EVENT_INSTANCES.filter(
-        function(event_instance) {
-            return event_instance.id == event_instance_id
-        }
-    )[0];
-
-    modal = modals[event_instance_id];
-
-    if(modal == undefined) {
-        modal = document.createElement('div');
-        modal.classList.add('modal');
-        modal.setAttribute('tabindex', '-1');
-        modal.setAttribute('role', 'dialog');
-
-        modal_dialog = document.createElement('div');
-        modal_dialog.classList.add('modal-dialog');
-        modal.setAttribute('role', 'document');
-        modal.appendChild(modal_dialog);
-
-        modal_content = document.createElement('div');
-        modal_content.classList.add('modal-content');
-        modal_dialog.appendChild(modal_content);
-
-        modal_header = document.createElement('div');
-        modal_header.classList.add('modal-header');
-        modal_content.appendChild(modal_header);
-
-        modal_close_button = document.createElement('button');
-        modal_close_button.setAttribute('type', 'button');
-        modal_close_button.setAttribute('aria-label', 'Close');
-        modal_close_button.dataset.dismiss = 'modal';
-        modal_close_button.classList.add('close');
-        modal_close_button.innerHTML = '<span aria-hidden="true">&times;</span></button>';
-
-        modal_title = document.createElement('h4');
-        modal_title.classList.add('modal-title')
-        modal_title.innerHTML = event_instance['title'];
-
-        modal_header.appendChild(modal_close_button);
-        modal_header.appendChild(modal_title);
-
-        modal_body_content = document.createElement('div');
-        modal_body_content.classList.add('modal-body');
-        modal_body_content.classList.add('modal-body-content');
-        modal_body_content.innerHTML = event_instance['abstract'];
-        modal_content.appendChild(modal_body_content);
-
-        modal_body = document.createElement('div');
-        modal_body.classList.add('modal-body');
-        speakers_h4 = document.createElement('h4');
-        speakers_h4.innerHTML = 'Speaker(s):';
-        speakers_ul = document.createElement('ul');
-        speakers_ul.classList.add('speakers');
-
-        speakers = event_instance['speakers'];
-        for(speaker_id in speakers) {
-            var speaker = speakers[speaker_id];
-            var speaker_li = document.createElement('li');
-            var speaker_a = document.createElement('a');
-            speaker_a.setAttribute('href', speaker['url']);
-            speaker_a.appendChild(document.createTextNode(speaker['name']));
-            speaker_li.appendChild(speaker_a);
-            speakers_ul.appendChild(speaker_li);
-        }
-
-        video_recording_div = document.createElement('div');
-        video_recording_div.classList.add('alert');
-        video_recording_div.classList.add('alert-info');
-        video_recording_div.classList.add('video-recording');
-
-        if(event_instance['video_url'] != undefined) {
-          // We have an URL to the video
-          video_url_icon = document.createElement('i');
-          video_url_icon.classList.add('fa');
-          video_url_icon.classList.add('fa-film');
-          video_url_link = document.createElement('a');
-          video_url_link.setAttribute('href', event_instance['video_url']);
-          video_url_link.setAttribute('target', '_blank');
-          video_url_link.innerHTML = " Watch the video recording here!";
-
-          video_recording_div.appendChild(video_url_icon);
-          video_recording_div.appendChild(video_url_link);
-
-        } else if(event_instance['video_recording'] == true) {
-          // This instance will be recorded
-          video_notice_icon = document.createElement('i');
-          video_notice_icon.classList.add('fa');
-          video_notice_icon.classList.add('fa-camera');
-          video_notice_span = document.createElement('span');
-          video_notice_span.innerHTML = " This event will be recorded!";
-
-          video_recording_div.appendChild(video_notice_icon);
-          video_recording_div.appendChild(video_notice_span);
-        } else {
-          // This instance will NOT be recorded!
-          video_recording_element.remove();
-        }
-
-        modal_body.appendChild(speakers_h4);
-        modal_body.appendChild(speakers_ul);
-        modal_body.appendChild(video_recording_div);
-
-        modal_content.appendChild(modal_body);
-
-        modal_footer = document.createElement('div');
-        modal_footer.classList.add('modal-footer');
-        modal_content.appendChild(modal_footer);
-
-        close_button = document.createElement('button');
-        close_button.setAttribute('type', 'button');
-        close_button.classList.add('btn');
-        close_button.classList.add('btn-default');
-        close_button.classList.add('pull-left');
-        close_button.dataset.dismiss = "modal";
-        close_button.innerHTML = "Close";
-        modal_footer.appendChild(close_button);
-
-        favorite_button = document.createElement('a');
-        favorite_button.classList.add('btn');
-        favorite_button.classList.add('btn-success');
-        favorite_button.classList.add('favorite-button');
-        favorite_button.innerHTML = '<i class="fa fa-star"></i> Favorite</a>';
-        if(event_instance['is_favorited'] !== undefined) {
-            favorite_button.setAttribute('data-state', event_instance['is_favorited'])
-            toggleFavoriteButton(favorite_button);
-        } else {
-            favorite_button.remove();
-        }
-
-        modal_footer.appendChild(favorite_button);
-
-        more_button = document.createElement('a');
-        more_button.classList.add('btn');
-        more_button.classList.add('btn-info');
-        more_button.classList.add('more-button');
-        more_button.setAttribute('href', event_instance['url']);
-        more_button.innerHTML = '<i class="fa fa-info"></i> More</a>';
-        modal_footer.appendChild(more_button);
-
-        body = document.getElementsByTagName('body')[0];
-        body.appendChild(modal);
-        modal.setAttribute('id', 'event-modal-' + event_instance_id)
-        modals[event_instance_id] = modal;
-    }
-
-    $('#event-modal-' + event_instance_id).modal();
-}
-
-function init_modals(event_class_name) {
-  var event_elements = document.getElementsByClassName(event_class_name);
-
-  for (var event_id in event_elements) {
-      event_element = event_elements.item(event_id);
-      if(event_element != null) {
-        event_element.onclick = openModal
-      }
-  }
-}
-
-var filter = document.getElementById('filter')
-filter.addEventListener('change', function(e) {
-  var type_input = Array.prototype.slice.call(document.querySelectorAll('.event-type-checkbox:checked'));
-  var types = type_input.map(function(box) {
-    return box.value
-  })
-  var location_input = Array.prototype.slice.call(document.querySelectorAll('.location-checkbox:checked'));
-  var locations = location_input.map(function(box) {
-    return box.value
-  })
-
-  toggleFilterBoxes(types, locations);
-  setHistoryState({
-    'types': types,
-    'locations': locations
-  });
-  render();
-});
-
-
-function setHistoryState(parts) {
-
-  var day = parts['day'];
-  var types = parts['types'];
-  var locations = parts['locations'];
-
-  var query = '?';
-
-  day = day == undefined ? findGetParameter('day') : day;
-  if(day != null && day != 'all-days') {
-    query = query + "day=" + day + "&";
-  }
-
-  types = types == undefined ? findGetParameter('type') : types.join(',');
-  if(types != null && types.length > 0) {
-    var type_part = 'type=' + types;
-    query = query + type_part + "&";
-  }
-
-  locations = locations == undefined ? findGetParameter('location') : locations.join(',');
-  if(locations != null && locations.length > 0) {
-    var location_part = 'location=' + locations;
-    query = query + location_part;
-  }
-
-  history.replaceState({}, '', query);
-  setICSButtonHref(query);
-}
-
-function setICSButtonHref(query) {
-  // Update ICS button as well
-  var ics_button = document.querySelector('#ics-button');
-  ics_button.setAttribute('href', CONFIG['ics_button_href'] + query);
-}
-
-function toggleFilterBoxes(types, locations) {
-  var type_input = Array.prototype.slice.call(document.querySelectorAll('.event-type-checkbox'));
-  type_input.map(function(box) {
-    if(types.includes(box.value)) {
-      box.checked = true;
-    }
-    return box;
-  });
-  var location_input = Array.prototype.slice.call(document.querySelectorAll('.location-checkbox'));
-  location_input.map(function(box) {
-    if(locations.includes(box.value)) {
-      box.checked = true;
-    }
-    return box;
-  });
-}