diff --git a/CHANGELOG b/CHANGELOG
index 2245ca1a7..17146e2e6 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -20,6 +20,7 @@ Core:
 - Added support for big assemblies with lots of users.
 - Added HTML support for messages on the projector.
 - Moved custom slides to own app "topics". Renamed it to "Topic".
+- Added support for multiple projectors.
 
 Motions:
 - Added origin field.
diff --git a/openslides/agenda/projector.py b/openslides/agenda/projector.py
index 07c69b8bb..c93e70124 100644
--- a/openslides/agenda/projector.py
+++ b/openslides/agenda/projector.py
@@ -64,3 +64,32 @@ class ListOfSpeakersSlide(ProjectorElement):
         # Full update if item changes because then we may have new speakers
         # and therefor need new users.
         return collection_element.collection_string == Item.get_collection_string()
+
+
+class CurrentListOfSpeakersSlide(ProjectorElement):
+    """
+    Slide for the current list of speakers.
+
+    Nothing special to check.
+    """
+    name = 'agenda/current-list-of-speakers'
+
+    def get_requirements(self, config_entry):
+        pk = config['projector_currentListOfSpeakers_reference']
+        if pk is not None:
+            # List of speakers slide.
+            try:
+                item = Item.objects.get(pk=pk)
+            except Item.DoesNotExist:
+                # Item does not exist. Just do nothing.
+                pass
+            else:
+                yield item
+                for speaker in item.speakers.filter(end_time=None):
+                    # Yield current speaker and next speakers
+                    yield speaker.user
+                query = (item.speakers.exclude(end_time=None)
+                         .order_by('-end_time')[:config['agenda_show_last_speakers']])
+                for speaker in query:
+                    # Yield last speakers
+                    yield speaker.user
diff --git a/openslides/agenda/static/js/agenda/base.js b/openslides/agenda/static/js/agenda/base.js
index cf5c62d09..b0302d2ed 100644
--- a/openslides/agenda/static/js/agenda/base.js
+++ b/openslides/agenda/static/js/agenda/base.js
@@ -112,61 +112,84 @@ angular.module('OpenSlidesApp.agenda', ['OpenSlidesApp.users'])
                     }
                 },
                 // override project function of jsDataModel factory
-                project: function() {
-                    return $http.post(
-                        '/rest/core/projector/1/prune_elements/',
-                        [{name: this.content_object.collection, id: this.content_object.id}]
-                    );
+                project: function (projectorId, tree) {
+                    var isProjectedId = this.isProjected(tree);
+                    if (isProjectedId > 0) {
+                        // Deactivate
+                        $http.post('/rest/core/projector/' + isProjectedId + '/clear_elements/');
+                    }
+                    // Activate, if the projector_id is a new projector.
+                    if (isProjectedId != projectorId) {
+                        var name = tree ? 'agenda/item-list' : this.content_object.collection;
+                        var id = tree ? this.id : this.content_object.id;
+                        return $http.post(
+                            '/rest/core/projector/' + projectorId + '/prune_elements/',
+                            [{name: name, tree: tree, id: id}]
+                        );
+                    }
                 },
                 // override isProjected function of jsDataModel factory
-                isProjected: function (list) {
-                    // Returns true if there is a projector element with the same
-                    // name and the same id.
-                    var projector = Projector.get(1);
-                    var isProjected;
-                    if (typeof projector !== 'undefined') {
-                        var self = this;
-                        var predicate = function (element) {
-                            var value;
-                            if (typeof list === 'undefined') {
-                                // Releated item detail slide
-                                value = element.name == self.content_object.collection &&
-                                    typeof element.id !== 'undefined' &&
-                                    element.id == self.content_object.id;
-                            } else {
-                                // Item list slide for sub tree
-                                value = element.name == 'agenda/item-list' &&
-                                    typeof element.id !== 'undefined' &&
-                                    element.id == self.id;
-                            }
-                            return value;
-                        };
-                        isProjected = typeof _.findKey(projector.elements, predicate) === 'string';
-                    } else {
-                        isProjected = false;
+                isProjected: function (tree) {
+                    // Returns the id of the last projector with an agenda-item element. Else return 0.
+                    if (typeof tree === 'undefined') {
+                        tree = false;
                     }
+                    var self = this;
+                    var predicate = function (element) {
+                        var value;
+                        if (tree) {
+                            // Item tree slide for sub tree
+                            value = element.name == 'agenda/item-list' &&
+                                typeof element.id !== 'undefined' &&
+                                element.id == self.id;
+                        } else {
+                            // Releated item detail slide
+                            value = element.name == self.content_object.collection &&
+                                typeof element.id !== 'undefined' &&
+                                element.id == self.content_object.id;
+                        }
+                        return value;
+                    };
+                    var isProjected = 0;
+                    Projector.getAll().forEach(function (projector) {
+                        if (typeof _.findKey(projector.elements, predicate) === 'string') {
+                            isProjected = projector.id;
+                        }
+                    });
                     return isProjected;
                 },
                 // project list of speakers
-                projectListOfSpeakers: function() {
-                    return $http.post(
-                        '/rest/core/projector/1/prune_elements/',
-                        [{name: 'agenda/list-of-speakers', id: this.id}]
-                    );
+                projectListOfSpeakers: function(projectorId) {
+                    var isProjectedId = this.isListOfSpeakersProjected();
+                    if (isProjectedId > 0) {
+                        // Deactivate
+                        $http.post('/rest/core/projector/' + isProjectedId + '/clear_elements/');
+                    }
+                    // Activate
+                    if (isProjectedId != projectorId) {
+                        return $http.post(
+                            '/rest/core/projector/' + projectorId + '/prune_elements/',
+                            [{name: 'agenda/list-of-speakers', id: this.id}]
+                        );
+                    }
                 },
                 // check if list of speakers is projected
                 isListOfSpeakersProjected: function () {
-                    // Returns true if there is a projector element with the
+                    // Returns the id of the last projector with an element with the
                     // name 'agenda/list-of-speakers' and the same id.
-                    var projector = Projector.get(1);
-                    if (typeof projector === 'undefined') return false;
                     var self = this;
                     var predicate = function (element) {
                         return element.name == 'agenda/list-of-speakers' &&
                                typeof element.id !== 'undefined' &&
                                element.id == self.id;
                     };
-                    return typeof _.findKey(projector.elements, predicate) === 'string';
+                    var isProjected = 0;
+                    Projector.getAll().forEach(function (projector) {
+                        if (typeof _.findKey(projector.elements, predicate) === 'string') {
+                            isProjected = projector.id;
+                        }
+                    });
+                    return isProjected;
                 },
                 hasSubitems: function(items) {
                     var self = this;
@@ -265,6 +288,56 @@ angular.module('OpenSlidesApp.agenda', ['OpenSlidesApp.users'])
     }
 ])
 
+// TODO: Remove all find() calls from the projector logic. It is also used on the site so this has to be
+// changed with the refactoring of the site autoupdate.
+.factory('CurrentListOfSpeakersItem', [
+    'Projector',
+    'Assignment', // TODO: Remove this after refactoring of data loading on start.
+    'Topic', // TODO: Remove this after refactoring of data loading on start.
+    'Motion', // TODO: Remove this after refactoring of data loading on start.
+    'Agenda',
+    function (Projector, Assignment, Topic, Motion, Agenda) {
+        return {
+            getItem: function (projectorId) { 
+                var elementPromise;
+                return Projector.find(projectorId).then(function (projector) {
+                    // scan all elements
+                    _.forEach(projector.elements, function(element) {
+                        switch(element.name) {
+                            case 'motions/motion':
+                                elementPromise = Motion.find(element.id).then(function(motion) {
+                                    return Motion.loadRelations(motion, 'agenda_item').then(function() {
+                                        return motion.agenda_item;
+                                    });
+                                });
+                                break;
+                            case 'topics/topic':
+                                elementPromise = Topic.find(element.id).then(function(topic) {
+                                    return Topic.loadRelations(topic, 'agenda_item').then(function() {
+                                        return topic.agenda_item;
+                                    });
+                                });
+                                break;
+                            case 'assignments/assignment':
+                                elementPromise = Assignment.find(element.id).then(function(assignment) {
+                                    return Assignment.loadRelations(assignment, 'agenda_item').then(function() {
+                                        return assignment.agenda_item;
+                                    });
+                                });
+                                break;
+                            case 'agenda/list-of-speakers':
+                                elementPromise = Agenda.find(element.id).then(function(item) {
+                                    return item;
+                                });
+                        }
+                    });
+                    return elementPromise;
+                });
+            }
+        };
+    }
+])
+
 // Make sure that the Agenda resource is loaded.
 .run(['Agenda', function(Agenda) {}]);
 
diff --git a/openslides/agenda/static/js/agenda/projector.js b/openslides/agenda/static/js/agenda/projector.js
index 18f68d12a..074ed90b1 100644
--- a/openslides/agenda/static/js/agenda/projector.js
+++ b/openslides/agenda/static/js/agenda/projector.js
@@ -13,6 +13,39 @@ angular.module('OpenSlidesApp.agenda.projector', ['OpenSlidesApp.agenda'])
         slidesProvider.registerSlide('agenda/item-list', {
             template: 'static/templates/agenda/slide-item-list.html',
         });
+        slidesProvider.registerSlide('agenda/current-list-of-speakers', {
+            template: 'static/templates/agenda/slide-current-list-of-speakers.html',
+        });
+    }
+])
+
+.controller('SlideCurrentListOfSpeakersCtrl', [
+    '$scope',
+    'Agenda',
+    'CurrentListOfSpeakersItem',
+    'Config',
+    function ($scope, Agenda, CurrentListOfSpeakersItem, Config) {
+        // Watch for changes in the current list of speakers reference
+        $scope.$watch(function () {
+            return Config.lastModified('projector_currentListOfSpeakers_reference');
+        }, function () {
+            $scope.currentListOfSpeakersReference = $scope.config('projector_currentListOfSpeakers_reference');
+            $scope.updateCurrentListOfSpeakers();
+        });
+        // Watch for changes in the current item.
+        $scope.$watch(function () {
+            return Agenda.lastModified();
+        }, function () {
+            $scope.updateCurrentListOfSpeakers();
+        });
+        $scope.updateCurrentListOfSpeakers = function () {
+            var itemPromise = CurrentListOfSpeakersItem.getItem($scope.currentListOfSpeakersReference);
+            if (itemPromise) {
+                itemPromise.then(function(item) {
+                    $scope.agendaItem = item;
+                });
+            }
+        };
     }
 ])
 
@@ -20,7 +53,7 @@ angular.module('OpenSlidesApp.agenda.projector', ['OpenSlidesApp.agenda'])
     '$scope',
     'Agenda',
     'User',
-    function($scope, Agenda, User) {
+    function ($scope, Agenda, User) {
         // Attention! Each object that is used here has to be dealt on server side.
         // Add it to the coresponding get_requirements method of the ProjectorElement
         // class.
@@ -35,7 +68,7 @@ angular.module('OpenSlidesApp.agenda.projector', ['OpenSlidesApp.agenda'])
     '$filter',
     'Agenda',
     'AgendaTree',
-    function($scope, $http, $filter, Agenda, AgendaTree) {
+    function ($scope, $http, $filter, Agenda, AgendaTree) {
         // Attention! Each object that is used here has to be dealt on server side.
         // Add it to the coresponding get_requirements method of the ProjectorElement
         // class.
diff --git a/openslides/agenda/static/js/agenda/site.js b/openslides/agenda/static/js/agenda/site.js
index 0c458db0f..7ca0ee866 100644
--- a/openslides/agenda/static/js/agenda/site.js
+++ b/openslides/agenda/static/js/agenda/site.js
@@ -99,7 +99,8 @@ angular.module('OpenSlidesApp.agenda.site', ['OpenSlidesApp.agenda'])
     'TopicForm', // TODO: Remove this dependency. Use template hook for "New" and "Import" buttons.
     'AgendaTree',
     'Projector',
-    function($scope, $filter, $http, $state, DS, operator, ngDialog, Agenda, TopicForm, AgendaTree, Projector) {
+    'ProjectionDefault',
+    function($scope, $filter, $http, $state, DS, operator, ngDialog, Agenda, TopicForm, AgendaTree, Projector, ProjectionDefault) {
         // Bind agenda tree to the scope
         $scope.$watch(function () {
             return Agenda.lastModified();
@@ -110,6 +111,17 @@ angular.module('OpenSlidesApp.agenda.site', ['OpenSlidesApp.agenda'])
                 $scope.agendaHasSubitems = true;
             }
         });
+        Projector.bindAll({}, $scope, 'projectors');
+        $scope.mainListTree = true;
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            var projectiondefault =  ProjectionDefault.filter({name: 'agenda_all_items'})[0];
+            if (projectiondefault) {
+                $scope.defaultProjectorId_all_items = projectiondefault.projector_id;
+            }
+            $scope.projectionDefaults = ProjectionDefault.getAll();
+        });
         $scope.alert = {};
 
         $scope.sumDurations = function () {
@@ -218,34 +230,78 @@ angular.module('OpenSlidesApp.agenda.site', ['OpenSlidesApp.agenda'])
             $scope.uncheckAll();
         };
 
+        /** Project functions **/
+        // get ProjectionDefault for item
+        $scope.getProjectionDefault = function (item) {
+            if (item.tree) {
+                return $scope.defaultProjectorId_all_items;
+            } else {
+                var app_name = item.content_object.collection.split('/')[0];
+                var id = 1;
+                $scope.projectionDefaults.forEach(function (projectionDefault) {
+                    if (projectionDefault.name == app_name) {
+                        id = projectionDefault.projector_id;
+                    }
+                });
+                return id;
+            }
+        };
         // project agenda
-        $scope.projectAgenda = function (tree, id) {
-            $http.post('/rest/core/projector/1/prune_elements/',
+        $scope.projectAgenda = function (projectorId, tree, id) {
+            var isAgendaProjectedId = $scope.isAgendaProjected($scope.mainListTree);
+            if (isAgendaProjectedId > 0) {
+                // Deactivate
+                $http.post('/rest/core/projector/' + isAgendaProjectedId + '/clear_elements/');
+            }
+            if (isAgendaProjectedId != projectorId) {
+                $http.post('/rest/core/projector/' + projectorId + '/prune_elements/',
                     [{name: 'agenda/item-list', tree: tree, id: id}]);
+            }
+        };
+        // change whether all items or only main items should be projected
+        $scope.changeMainListTree = function () {
+            var isAgendaProjectedId = $scope.isAgendaProjected($scope.mainListTree);
+            $scope.mainListTree = !$scope.mainListTree;
+            if (isAgendaProjectedId > 0) {
+                $scope.projectAgenda(isAgendaProjectedId, $scope.mainListTree);
+            }
+        };
+        // change whether one item or all subitems should be projected
+        $scope.changeItemTree = function (item) {
+            var isProjected = item.isProjected(item.tree);
+            if (isProjected > 0) {
+                // Deactivate and reactivate
+                item.project(isProjected, item.tree);
+                item.project(isProjected, !item.tree);
+            }
+            item.tree = !item.tree;
         };
         // check if agenda is projected
         $scope.isAgendaProjected = function (tree) {
             // Returns true if there is a projector element with the name
             // 'agenda/item-list'.
-            var projector = Projector.get(1);
-            if (typeof projector === 'undefined') return false;
-            var self = this;
             var predicate = function (element) {
                 var value;
-                if (typeof tree === 'undefined') {
-                    // only main agenda items
-                    value = element.name == 'agenda/item-list' &&
-                        typeof element.id === 'undefined' &&
-                        !element.tree;
-                } else {
+                if (tree) {
                     // tree with all agenda items
                     value = element.name == 'agenda/item-list' &&
                         typeof element.id === 'undefined' &&
                         element.tree;
+                } else {
+                    // only main agenda items
+                    value = element.name == 'agenda/item-list' &&
+                        typeof element.id === 'undefined' &&
+                        !element.tree;
                 }
                 return value;
             };
-            return typeof _.findKey(projector.elements, predicate) === 'string';
+            var projectorId = 0;
+            $scope.projectors.forEach(function (projector) {
+                if (typeof _.findKey(projector.elements, predicate) === 'string') {
+                    projectorId = projector.id;
+                }
+            });
+            return projectorId;
         };
         // auto numbering of agenda items
         $scope.autoNumbering = function() {
@@ -263,9 +319,24 @@ angular.module('OpenSlidesApp.agenda.site', ['OpenSlidesApp.agenda'])
     'Agenda',
     'User',
     'item',
-    function ($scope, $filter, $http, $state, operator, Agenda, User, item) {
+    'Projector',
+    'ProjectionDefault',
+    function ($scope, $filter, $http, $state, operator, Agenda, User, item, Projector, ProjectionDefault) {
         Agenda.bindOne(item.id, $scope, 'item');
         User.bindAll({}, $scope, 'users');
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            var item_app_name = item.content_object.collection.split('/')[0];
+            var projectiondefaultItem = ProjectionDefault.filter({name: item_app_name})[0];
+            if (projectiondefaultItem) {
+                $scope.defaultProjectorItemId = projectiondefaultItem.projector_id;
+            }
+            var projectiondefaultListOfSpeakers = ProjectionDefault.filter({name: 'agenda_list_of_speakers'})[0];
+            if (projectiondefaultListOfSpeakers) {
+                $scope.defaultProjectorListOfSpeakersId = projectiondefaultListOfSpeakers.projector_id;
+            }
+        });
         $scope.speakerSelectBox = {};
         $scope.alert = {};
         $scope.speakers = $filter('orderBy')(item.speakers, 'weight');
@@ -428,50 +499,64 @@ angular.module('OpenSlidesApp.agenda.site', ['OpenSlidesApp.agenda'])
     '$state',
     '$http',
     'Projector',
-    'Assignment', // TODO: Remove this after refactoring of data loading on start.
-    'Topic', // TODO: Remove this after refactoring of data loading on start.
-    'Motion', // TODO: Remove this after refactoring of data loading on start.
-    'Agenda',
-    function($scope, $state, $http, Projector, Assignment, Topic, Motion, Agenda) {
-        $scope.$watch(
-            function() {
-                return Projector.lastModified(1);
-            },
-            function() {
-                Projector.find(1).then( function(projector) {
-                    $scope.AgendaItem = null;
-                    _.forEach(projector.elements, function(element) {
-                        switch(element.name) {
-                            case 'motions/motion':
-                                Motion.find(element.id).then(function(motion) {
-                                    Motion.loadRelations(motion, 'agenda_item').then(function() {
-                                        $scope.AgendaItem = motion.agenda_item;
-                                    });
-                                });
-                                break;
-                            case 'topics/topic':
-                                Topic.find(element.id).then(function(topic) {
-                                    Topic.loadRelations(topic, 'agenda_item').then(function() {
-                                        $scope.AgendaItem = topic.agenda_item;
-                                    });
-                                });
-                                break;
-                            case 'assignments/assignment':
-                                Assignment.find(element.id).then(function(assignment) {
-                                    Assignment.loadRelations(assignment, 'agenda_item').then(function() {
-                                        $scope.AgendaItem = assignment.agenda_item;
-                                    });
-                                });
-                                break;
-                            case 'agenda/list-of-speakers':
-                                Agenda.find(element.id).then(function(item) {
-                                    $scope.AgendaItem = item;
-                                });
-                        }
-                    });
+    'ProjectionDefault',
+    'Config',
+    'CurrentListOfSpeakersItem',
+    function($scope, $state, $http, Projector, ProjectionDefault, Config, CurrentListOfSpeakersItem) {
+        // Watch for changes in the current list of speakers reference
+        $scope.$watch(function () {
+            return Config.lastModified('projector_currentListOfSpeakers_reference');
+        }, function () {
+            $scope.currentListOfSpeakersReference = $scope.config('projector_currentListOfSpeakers_reference');
+            $scope.updateCurrentListOfSpeakers();
+        });
+        $scope.$watch(function() {
+            return Projector.lastModified();
+        }, function() {
+            $scope.projectors = Projector.getAll();
+            $scope.updateCurrentListOfSpeakers();
+            var projectiondefault = ProjectionDefault.filter({name: 'agenda_current_list_of_speakers'})[0];
+            if (projectiondefault) {
+                $scope.defaultProjectorId = projectiondefault.projector_id;
+            }
+        });
+        $scope.updateCurrentListOfSpeakers = function () {
+            var itemPromise = CurrentListOfSpeakersItem.getItem($scope.currentListOfSpeakersReference);
+            if (itemPromise) {
+                itemPromise.then(function(item) {
+                    $scope.AgendaItem = item;
                 });
             }
-        );
+        };
+        // Project current list of speakers
+        // same logic as in core/base.js
+        $scope.projectCurrentLoS = function (projectorId) {
+            var isCurrentLoSProjectedId = $scope.isCurrentLoSProjected($scope.mainListTree);
+            if (isCurrentLoSProjectedId > 0) {
+                // Deactivate
+                $http.post('/rest/core/projector/' + isCurrentLoSProjectedId + '/clear_elements/');
+            }
+            if (isCurrentLoSProjectedId != projectorId) {
+                $http.post('/rest/core/projector/' + projectorId + '/prune_elements/',
+                    [{name: 'agenda/current-list-of-speakers'}]);
+            }
+        };
+        // same logic as in core/base.js
+        $scope.isCurrentLoSProjected = function () {
+            // Returns the projector id if there is a projector element with the name
+            // 'agenda/current-list-of-speakers'. Elsewise returns 0.
+            var projectorId = 0;
+            $scope.projectors.forEach(function (projector) {
+                var key = _.findKey(projector.elements, function (element) {
+                    return element.name == 'agenda/current-list-of-speakers';
+                });
+                if (typeof key === 'string') {
+                    projectorId = projector.id;
+                }
+            });
+            return projectorId;
+        };
+
         // go to the list of speakers (management) of the currently
         // displayed projector slide
         $scope.goToListOfSpeakers = function() {
diff --git a/openslides/agenda/static/templates/agenda/current-list-of-speakers.html b/openslides/agenda/static/templates/agenda/current-list-of-speakers.html
index 9b90f7e1d..d9c84943e 100644
--- a/openslides/agenda/static/templates/agenda/current-list-of-speakers.html
+++ b/openslides/agenda/static/templates/agenda/current-list-of-speakers.html
@@ -1,48 +1,61 @@
 <div class="header">
   <div class="title">
     <div class="submenu">
-      <button ng-click="isFullScreen = !isFullScreen"
-        class="btn btn-sm btn-default">
-        <i class="fa fa-expand fa-lg"></i>
-        <translate>Fullscreen</translate>
-      </button>
-      <button os-perms="agenda.can_manage"
-        ng-click="goToListOfSpeakers()"
-        class="btn btn-sm btn-default">
-        <i class="fa fa-microphone"></i>
-        <translate>Manage list</translate>
-      </button>
+      <div class="form-inline">
+        <div os-perms="core.can_manage_projector" class="btn-group" uib-dropdown
+          uib-tooltip="{{ 'Projector' | translate }} {{ isCurrentLoSProjected() }}"
+          tooltip-enable="isCurrentLoSProjected() > 0">
+          <button type="button" class="btn btn-default btn-sm"
+              title="{{ 'Project current list of speakers' | translate }}"
+              ng-click="projectCurrentLoS(defaultProjectorId)"
+              ng-class="{ 'btn-primary': isCurrentLoSProjected() > 0 && isCurrentLoSProjected() == defaultProjectorId}">
+            <i class="fa fa-video-camera"></i>
+            <translate>Current list of speakers</translate>
+          </button>
+          <button type="button" class="btn btn-default btn-sm" uib-dropdown-toggle
+              ng-class="{ 'btn-primary': isCurrentLoSProjected() > 0 && isCurrentLoSProjected() != defaultProjectorId}">
+            <span class="caret"></span>
+          </button>
+          <ul class="dropdown-menu" role="menu" aria-labelledby="split-button">
+            <li role="menuitem" ng-repeat="projector in projectors">
+              <a href="" ng-click="projectCurrentLoS(projector.id)"
+                ng-class="{ 'projected': isCurrentLoSProjected() == projector.id }">
+                <i class="fa fa-video-camera" ng-show="isCurrentLoSProjected() == projector.id"></i>
+                {{ projector.name }}
+                <span ng-if="projector.id == defaultProjectorId">(<translate>Standard</translate>)</span>
+              </a>
+            </li>
+          </ul>
+        </div>
+        <button os-perms="agenda.can_manage"
+          ng-click="goToListOfSpeakers()"
+          class="btn btn-sm btn-default">
+          <i class="fa fa-microphone"></i>
+          <translate>Manage list</translate>
+        </button>
+      </div>
     </div>
-    <h1 translate>List of speakers</h1>
+    <h1 translate>Current list of speakers</h1>
     <h2> {{ AgendaItem.getTitle() }}
       <span class="slimlabel label label-danger ng-scope" style="" ng-if="AgendaItem.speaker_list_closed" translate>
         Closed
       </span>
     </h2>
+  </div>
 </div>
 
-<div class="content" ng-class="isFullScreen ? 'fullscreendiv' : 'details'"
-  ng-click="isFullScreen? (isFullScreen = !isFullScreen) : a">
-  <div ng-if="isFullScreen" class="fullscreendiv-title">
-    <h1 translate>List of speakers</h1>
-    <h2> {{ AgendaItem.getTitle() }}
-      <span class="slimlabel label label-danger ng-scope" style="" 
-        ng-if="AgendaItem.speaker_list_closed" translate>Closed</span>
-    </h2>
-  </div>
-  <div class="content">
-    <!-- Last speakers -->
-    <p ng-repeat="speaker in lastSpeakers = (AgendaItem.speakers | filter: {end_time: '!!', begin_time: '!!'}) |
-      limitTo: config('agenda_show_last_speakers') : (lastSpeakers.length - config('agenda_show_last_speakers'))" class="lastSpeakers">
-      {{ speaker.user.get_full_name() }}
-    <!-- Current speaker -->
-    <p ng-repeat="speaker in currentspeakers = (AgendaItem.speakers| filter: {end_time: null, begin_time: '!!'})"
-      class="currentSpeaker">
-      <i class="fa fa-microphone fa-lg"></i> {{ speaker.user.get_full_name() }}
-    <!-- Next speakers -->
-    <ol class="nextSpeakers">
-      <li ng-repeat="speaker in AgendaItem.speakers | filter: {begin_time: null} | orderBy:'weight'">
-     {{ speaker.user.get_full_name() }}
-    </ol>
-  </div>
+<div class="details">
+  <!-- Last speakers -->
+  <p ng-repeat="speaker in lastSpeakers = (AgendaItem.speakers | filter: {end_time: '!!', begin_time: '!!'}) |
+    limitTo: config('agenda_show_last_speakers') : (lastSpeakers.length - config('agenda_show_last_speakers'))" class="lastSpeakers">
+    {{ speaker.user.get_full_name() }}
+  <!-- Current speaker -->
+  <p ng-repeat="speaker in currentspeakers = (AgendaItem.speakers| filter: {end_time: null, begin_time: '!!'})"
+    class="currentSpeaker">
+    <i class="fa fa-microphone fa-lg"></i> {{ speaker.user.get_full_name() }}
+  <!-- Next speakers -->
+  <ol class="nextSpeakers">
+    <li ng-repeat="speaker in AgendaItem.speakers | filter: {begin_time: null} | orderBy:'weight'">
+   {{ speaker.user.get_full_name() }}
+  </ol>
 </div>
diff --git a/openslides/agenda/static/templates/agenda/item-detail.html b/openslides/agenda/static/templates/agenda/item-detail.html
index 12a9ac2cf..b9a2377fa 100644
--- a/openslides/agenda/static/templates/agenda/item-detail.html
+++ b/openslides/agenda/static/templates/agenda/item-detail.html
@@ -10,20 +10,37 @@
         {{ item.getContentResource().verboseName | translate }}
       </a>
       <!-- project list of speakers -->
-      <a os-perms="core.can_manage_projector" class="btn btn-default btn-sm"
-          ng-class="{ 'btn-primary': item.isListOfSpeakersProjected() }"
-          ng-click="item.projectListOfSpeakers()">
-        <i class="fa fa-video-camera"></i>
-        <translate>List of speakers</translate>
-      </a>
+      <span class="btn-group" style="min-width:54px;" uib-dropdown
+        uib-tooltip="{{ 'Projektor' | translate }} {{ item.isListOfSpeakersProjected() }}"
+        tooltip-enable="item.isListofSpeakersProjected() > 0"
+        os-perms="core.can_manage_projector">
+        <button type="button" class="btn btn-default btn-sm"
+          ng-click="item.projectListOfSpeakers(defaultProjectorListOfSpeakersId)"
+          ng-class="{ 'btn-primary': item.isListOfSpeakersProjected() == defaultProjectorListOfSpeakersId }">
+          <i class="fa fa-video-camera"></i>
+          <translate>List of speakers</translate>
+        </button>
+        <button type="button" class="btn btn-default btn-sm slimDropDown"
+          ng-class="{ 'btn-primary': (item.isListOfSpeakersProjected() > 0 && item.isListOfSpeakersProjected() != defaultProjectorListOfSpeakersId) }"
+          ng-if="projectors.length > 1"
+          uib-dropdown-toggle>
+          <span class="caret"></span>
+        </button>
+        <ul class="dropdown-menu">
+          <li role="menuitem" ng-repeat="projector in projectors">
+            <a href="" ng-click="item.projectListOfSpeakers(projector.id)"
+              ng-class="{ 'projected': (item.isListOfSpeakersProjected() == projector.id) }">
+              <i class="fa fa-video-camera" ng-show="item.isListOfSpeakersProjected() == projector.id"></i>
+              {{ projector.name }}
+              <span ng-if="defaultProjectorListOfSpeakersId == projector.id">(<translate>Standard</translate>)</span>
+            </a>
+          </li>
+        </ul>
+      </span> 
       <!-- project -->
-      <a os-perms="core.can_manage_projector" class="btn btn-default btn-sm"
-          ng-class="{ 'btn-primary': item.isProjected() }"
-          ng-click="item.project()"
-          title="{{ 'Project item' | translate }}">
-        <i class="fa fa-video-camera"></i>
-        {{ item.getContentResource().verboseName | translate }}
-      </a>
+      <projector-button model="item" default-projector-id="defaultProjectorItemId"
+        content="{{ item.getContentResource().verboseName | translate }}">
+      </projector-button>
     </div>
     <h1>{{ item.getTitle() }}</h1>
     <h2>
diff --git a/openslides/agenda/static/templates/agenda/item-list.html b/openslides/agenda/static/templates/agenda/item-list.html
index e29581c04..2cd95ef20 100644
--- a/openslides/agenda/static/templates/agenda/item-list.html
+++ b/openslides/agenda/static/templates/agenda/item-list.html
@@ -38,26 +38,37 @@
             <translate>Select ...</translate>
           </button>
           <!-- project agenda button -->
-          <div os-perms="core.can_manage_projector" class="btn-group" uib-dropdown>
-            <button
-                id="project-agenda-button"
-                type="button"
-                class="btn btn-default"
+          <div class="btn-group" uib-dropdown
+            uib-tooltip="{{ 'Projector' | translate }} {{ isAgendaProjected(mainListTree) }}"
+            tooltip-enable="isAgendaProjected(mainListTree) > 0"
+            os-perms="core.can_manage_projector"> 
+            <button type="button" class="btn btn-default"
                 title="{{ 'Project agenda' | translate }}"
-                ng-click="projectAgenda(tree=true)"
-                ng-class="{ 'btn-primary': isAgendaProjected(tree=true) }">
+                ng-click="projectAgenda(defaultProjectorId_all_items, mainListTree)"
+                ng-class="{ 'btn-primary': isAgendaProjected(mainListTree) > 0 && isAgendaProjected(mainListTree) == defaultProjectorId_all_items}">
               <i class="fa fa-video-camera"></i>
               <translate>Agenda</translate>
             </button>
-            <button type="button" class="btn btn-default"
-                ng-if="agendaHasSubitems"
-                ng-class="{ 'btn-primary': isAgendaProjected() }"
-                uib-dropdown-toggle>
+            <button type="button" class="btn btn-default" uib-dropdown-toggle
+                ng-class="{ 'btn-primary': isAgendaProjected(mainListTree) > 0 && isAgendaProjected(mainListTree) != defaultProjectorId_all_items}">
               <span class="caret"></span>
             </button>
-            <ul class="dropdown-menu" uib-dropdown-menu role="menu" aria-labelledby="project-agenda-button">
-              <li role="menuitem"><a href="" ng-click="projectAgenda(tree=true)" translate>All agenda items (Default)</a>
-              <li role="menuitem"><a href="" ng-click="projectAgenda(tree=false)" translate>Only main agenda items</a>
+            <ul class="dropdown-menu" role="menu" aria-labelledby="split-button">
+              <li role="menuitem" ng-show="agendaHasSubitems">
+                <a href="" ng-click="changeMainListTree(); $event.stopPropagation();">
+                  <i class="fa" ng-class="mainListTree ? 'fa-square-o' : 'fa-check-square-o'"></i>
+                  <translate>Only main agenda items</translate>
+                </a>
+              </li>
+              <li class="divider" ng-show="agendaHasSubitems"></li>
+              <li role="menuitem" ng-repeat="projector in projectors">
+                <a href="" ng-click="projectAgenda(projectorId=projector.id, tree=mainListTree)"
+                  ng-class="{ 'projected': isAgendaProjected(mainListTree) == projector.id }">
+                  <i class="fa fa-video-camera" ng-show="isAgendaProjected(mainListTree) == projector.id"></i>
+                  {{ projector.name }}
+                  <span ng-if="projector.id == defaultProjectorId_all_items">(<translate>Standard</translate>)</span>
+                </a>
+              </li>
             </ul>
           </div>
           <!-- auto numbering button -->
@@ -71,7 +82,7 @@
           <a os-perms="users.can_see_name" class="btn btn-default"
             ui-sref="agenda.current-list-of-speakers">
             <i class="fa fa-microphone"></i>
-            <translate>List of speakers</translate>
+            <translate>Current list of speakers</translate>
           </a>
       </div>
     </div>
@@ -150,25 +161,37 @@
           ng-class="{ 'activeline': item.isProjected(), 'selected': item.selected, 'hiddenrow': item.is_hidden}">
         <!-- projector column -->
         <td ng-show="!isDeleteMode" os-perms="core.can_manage_projector">
-          <div class="btn-group" style="width:54px;" uib-dropdown>
-            <button os-perms="core.can_manage_projector"
-                id="project-item"
-                type="button"
-                class="btn btn-default btn-sm"
+          <div class="btn-group" style="min-width:54px;" uib-dropdown
+            uib-tooltip="{{ 'Projector' | translate }} {{ item.isProjected(item.tree) }}"
+            tooltip-enable="item.isProjected(item.tree) > 0">
+            <button class="btn btn-default btn-sm"
                 title="{{ 'Project item' | translate }}"
-                ng-click="item.project()"
-                ng-class="{ 'btn-primary': item.isProjected() }">
+                ng-click="item.project(getProjectionDefault(item), item.tree)"
+                ng-class="{ 'btn-primary': item.isProjected(item.tree) > 0 && item.isProjected(item.tree) == getProjectionDefault(item)}">
               <i class="fa fa-video-camera"></i>
             </button>
             <button type="button" class="btn btn-default btn-sm slimDropDown"
-                ng-if="item.hasSubitems(items)"
-                ng-class="{ 'btn-primary': item.isProjected(list=true) }"
+                ng-class="{ 'btn-primary': item.isProjected(item.tree) > 0 && item.isProjected(item.tree) != getProjectionDefault(item)}"
+                ng-show="item.hasSubitems(items) || projectors.length > 1"
                 uib-dropdown-toggle>
               <span class="caret"></span>
             </button>
-            <ul class="dropdown-menu" uib-dropdown-menu role="menu" aria-labelledby="project-item">
-              <li role="menuitem"><a href="" ng-click="item.project()" translate>Project item (Default)</a>
-              <li role="menuitem"><a href="" ng-click="projectAgenda(tree=true, id=item.id)" translate>Project all sub items</a>
+            <ul class="dropdown-menu" role="menu" aria-labelledby="split-button">
+              <li role="menuitem" ng-show="item.hasSubitems(items)">
+                <a href="" ng-click="changeItemTree(item); $event.stopPropagation();">
+                  <i class="fa" ng-class="item.tree ? 'fa-check-square-o' : 'fa-square-o'"></i>
+                  <translate>Include all sub items</translate>
+                </a>
+              </li>
+              <li class="divider" ng-show="item.hasSubitems(items)"></li>
+              <li role="menuitem" ng-repeat="projector in projectors">
+                <a href="" ng-click="item.project(projector.id, item.tree)"
+                  ng-class="{ 'projected': item.isProjected(item.tree) == projector.id }">
+                  <i class="fa fa-video-camera" ng-show="item.isProjected(item.tree) == projector.id"></i>
+                  {{ projector.name }}
+                  <span ng-if="projector.id == getProjectionDefault(item)">(<translate>Standard</translate>)</span>
+                </a>
+              </li>
             </ul>
           </div>
         <!-- delete selection column -->
diff --git a/openslides/agenda/static/templates/agenda/slide-current-list-of-speakers.html b/openslides/agenda/static/templates/agenda/slide-current-list-of-speakers.html
new file mode 100644
index 000000000..b01120afa
--- /dev/null
+++ b/openslides/agenda/static/templates/agenda/slide-current-list-of-speakers.html
@@ -0,0 +1,23 @@
+<div ng-controller="SlideCurrentListOfSpeakersCtrl" class="content scrollcontent">
+  <div class="title">
+    <h1 translate>Current List of speakers</h1>
+    <h2> {{ agendaItem.getTitle() }}
+      <span class="slimlabel label label-danger ng-scope" style="" 
+        ng-if="agendaItem.speaker_list_closed" translate>Closed</span>
+    </h2>
+  </div>
+
+  <!-- Last speakers -->
+  <p ng-repeat="speaker in lastSpeakers = (agendaItem.speakers | filter: {end_time: '!!', begin_time: '!!'}) |
+    limitTo: config('agenda_show_last_speakers') : (lastSpeakers.length - config('agenda_show_last_speakers'))" class="lastSpeakers">
+    {{ speaker.user.get_full_name() }}
+  <!-- Current speaker -->
+  <p ng-repeat="speaker in currentspeakers = (agendaItem.speakers| filter: {end_time: null, begin_time: '!!'})"
+    class="currentSpeaker">
+    <i class="fa fa-microphone fa-lg"></i> {{ speaker.user.get_full_name() }}
+  <!-- Next speakers -->
+  <ol class="nextSpeakers">
+    <li ng-repeat="speaker in agendaItem.speakers | filter: {begin_time: null} | orderBy:'weight'">
+   {{ speaker.user.get_full_name() }}
+  </ol>
+</div>
diff --git a/openslides/assignments/static/js/assignments/base.js b/openslides/assignments/static/js/assignments/base.js
index e580f0a0b..adfe9342e 100644
--- a/openslides/assignments/static/js/assignments/base.js
+++ b/openslides/assignments/static/js/assignments/base.js
@@ -267,42 +267,47 @@ angular.module('OpenSlidesApp.assignments', [])
                     return "Election";
                 },
                 // override project function of jsDataModel factory
-                project: function (poll_id) {
-                    return $http.post(
-                        '/rest/core/projector/1/prune_elements/',
-                        [{name: 'assignments/assignment', id: this.id, poll: poll_id}]
-                    );
+                project: function (projectorId, pollId) {
+                    var isProjectedId = this.isProjected(pollId);
+                    if (isProjectedId > 0) {
+                        $http.post('/rest/core/projector/' + isProjectedId + '/clear_elements/');
+                    }
+                    if (isProjectedId != projectorId) {
+                        return $http.post(
+                            '/rest/core/projector/' + projectorId + '/prune_elements/',
+                            [{name: 'assignments/assignment', id: this.id, poll: pollId}]
+                        );
+                    }
                 },
                 // override isProjected function of jsDataModel factory
                 isProjected: function (poll_id) {
-                    // Returns true if there is a projector element with the name
-                    // 'assignments/assignment'.
-                    var projector = Projector.get(1);
-                    var isProjected;
-                    if (typeof projector !== 'undefined') {
-                        var self = this;
-                        var predicate = function (element) {
-                            var value;
-                            if (typeof poll_id === 'undefined') {
-                                // Assignment detail slide without poll
-                                value = element.name == 'assignments/assignment' &&
-                                    typeof element.id !== 'undefined' &&
-                                    element.id == self.id &&
-                                    typeof element.poll === 'undefined';
-                            } else {
-                                // Assignment detail slide with specific poll
-                                value = element.name == 'assignments/assignment' &&
-                                    typeof element.id !== 'undefined' &&
-                                    element.id == self.id &&
-                                    typeof element.poll !== 'undefined' &&
-                                    element.poll == poll_id;
-                            }
-                            return value;
-                        };
-                        isProjected = typeof _.findKey(projector.elements, predicate) === 'string';
-                    } else {
-                        isProjected = false;
-                    }
+                    // Returns the id of the last projector found with an element
+                    // with the name 'assignments/assignment'.
+                    var self = this;
+                    var predicate = function (element) {
+                        var value;
+                        if (typeof poll_id === 'undefined') {
+                            // Assignment detail slide without poll
+                            value = element.name == 'assignments/assignment' &&
+                                typeof element.id !== 'undefined' &&
+                                element.id == self.id &&
+                                typeof element.poll === 'undefined';
+                        } else {
+                            // Assignment detail slide with specific poll
+                            value = element.name == 'assignments/assignment' &&
+                                typeof element.id !== 'undefined' &&
+                                element.id == self.id &&
+                                typeof element.poll !== 'undefined' &&
+                                element.poll == poll_id;
+                        }
+                        return value;
+                    };
+                    var isProjected = 0;
+                    Projector.getAll().forEach(function (projector) {
+                        if (typeof _.findKey(projector.elements, predicate) === 'string') {
+                            isProjected = projector.id;
+                        }
+                    });
                     return isProjected;
                 }
             },
diff --git a/openslides/assignments/static/js/assignments/site.js b/openslides/assignments/static/js/assignments/site.js
index c99a0a28f..275221df8 100644
--- a/openslides/assignments/static/js/assignments/site.js
+++ b/openslides/assignments/static/js/assignments/site.js
@@ -233,9 +233,19 @@ angular.module('OpenSlidesApp.assignments.site', ['OpenSlidesApp.assignments'])
     'Tag',
     'Agenda',
     'phases',
-    function($scope, ngDialog, AssignmentForm, Assignment, Tag, Agenda, phases) {
+    'Projector',
+    'ProjectionDefault',
+    function($scope, ngDialog, AssignmentForm, Assignment, Tag, Agenda, phases, Projector, ProjectionDefault) {
         Assignment.bindAll({}, $scope, 'assignments');
         Tag.bindAll({}, $scope, 'tags');
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            var projectiondefault = ProjectionDefault.filter({name: 'assignments'})[0];
+            if (projectiondefault) {
+                $scope.defaultProjectorId = projectiondefault.projector_id;
+            }
+        });
         $scope.phases = phases;
         $scope.alert = {};
 
@@ -339,10 +349,21 @@ angular.module('OpenSlidesApp.assignments.site', ['OpenSlidesApp.assignments'])
     'User',
     'assignment',
     'phases',
-    function($scope, $http, filterFilter, gettext, ngDialog, AssignmentForm, operator, Assignment, User, assignment, phases) {
+    'Projector',
+    'ProjectionDefault',
+    function($scope, $http, filterFilter, gettext, ngDialog, AssignmentForm, operator, Assignment, User,
+        assignment, phases, Projector, ProjectionDefault) {
         User.bindAll({}, $scope, 'users');
         Assignment.bindOne(assignment.id, $scope, 'assignment');
         Assignment.loadRelations(assignment, 'agenda_item');
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            var projectiondefault = ProjectionDefault.filter({name: 'assignments'})[0];
+            if (projectiondefault) {
+                $scope.defaultProjectorId = projectiondefault.projector_id;
+            }
+        });
         $scope.candidateSelectBox = {};
         $scope.phases = phases;
         $scope.alert = {};
diff --git a/openslides/assignments/static/templates/assignments/assignment-detail.html b/openslides/assignments/static/templates/assignments/assignment-detail.html
index 1efbd4577..f02456385 100644
--- a/openslides/assignments/static/templates/assignments/assignment-detail.html
+++ b/openslides/assignments/static/templates/assignments/assignment-detail.html
@@ -16,12 +16,8 @@
         <translate>List of speakers</translate>
       </a>
       <!-- project -->
-      <a os-perms="core.can_manage_projector" class="btn btn-default btn-sm"
-          ng-class="{ 'btn-primary': assignment.isProjected() }"
-          ng-click="assignment.project()"
-          title="{{ 'Project election' | translate }}">
-        <i class="fa fa-video-camera"></i>
-      </a>
+      <projector-button model="assignment", default-projector-id="defaultProjectorId">
+      </projector-button>
       <!-- edit -->
       <a os-perms="assignments.can_manage" ng-click="openDialog(assignment)"
           class="btn btn-default btn-sm"
@@ -155,13 +151,9 @@
           3. <translate>Published</translate>
         </button>
         <i class="fa fa-arrow-right"></i>
-        <button os-perms="core.can_manage_projector" class="btn btn-default btn-sm"
-            ng-class="{ 'btn-primary': assignment.isProjected(poll.id) }"
-            ng-click="assignment.project(poll.id)"
-            title="{{ 'Project ballot' | translate }}">
-          <i class="fa fa-video-camera"></i>
-          4. <translate>Project</translate>
-        </button>
+        <projector-button model="assignment" default-projector-id="defaultProjectorId"
+          additional-id="poll.id" content="4. {{ 'Project' | translate }}">
+        </projector-button>
           <a class="btn btn-danger btn-sm"
             ng-bootbox-confirm="{{ 'Are you sure you want to delete this ballot?' | translate }}"
             ng-bootbox-confirm-action="deleteBallot(poll)">
diff --git a/openslides/assignments/static/templates/assignments/assignment-list.html b/openslides/assignments/static/templates/assignments/assignment-list.html
index c6cf2bfa2..7cd597e78 100644
--- a/openslides/assignments/static/templates/assignments/assignment-list.html
+++ b/openslides/assignments/static/templates/assignments/assignment-list.html
@@ -121,12 +121,8 @@
 
         <!-- projector -->
         <td ng-show="!isDeleteMode" os-perms="core.can_manage_projector">
-          <a class="btn btn-default btn-sm"
-              ng-class="{ 'btn-primary': assignment.isProjected() }"
-              ng-click="assignment.project()"
-              title="{{ 'Project election' | translate }}">
-            <i class="fa fa-video-camera"></i>
-          </a>
+          <projector-button model="assignment" default-projector-id="defaultProjectorId">
+          </projector-button>
 
         <!-- delete selection -->
         <td ng-show="isDeleteMode" os-perms="assignments.can_manage" class="deleteColumn">
diff --git a/openslides/core/apps.py b/openslides/core/apps.py
index ede9590c6..81d25365c 100644
--- a/openslides/core/apps.py
+++ b/openslides/core/apps.py
@@ -20,7 +20,7 @@ class CoreAppConfig(AppConfig):
         from openslides.utils.rest_api import router
         from openslides.utils.search import index_add_instance, index_del_instance
         from .config_variables import get_config_variables
-        from .signals import delete_django_app_permissions
+        from .signals import delete_django_app_permissions, create_builtin_projection_defaults
         from .views import (
             ChatMessageViewSet,
             ConfigViewSet,
@@ -35,6 +35,9 @@ class CoreAppConfig(AppConfig):
         post_permission_creation.connect(
             delete_django_app_permissions,
             dispatch_uid='delete_django_app_permissions')
+        post_permission_creation.connect(
+            create_builtin_projection_defaults,
+            dispatch_uid='create_builtin_projection_defaults')
 
         # Register viewsets.
         router.register(self.get_model('Projector').get_collection_string(), ProjectorViewSet)
diff --git a/openslides/core/config.py b/openslides/core/config.py
index 41df1035f..390f43b5a 100644
--- a/openslides/core/config.py
+++ b/openslides/core/config.py
@@ -4,16 +4,14 @@ from django.utils.translation import ugettext as _
 from .exceptions import ConfigError, ConfigNotFound
 from .models import ConfigStore
 
-# remove resolution when changing to multiprojector
 INPUT_TYPE_MAPPING = {
     'string': str,
     'text': str,
     'integer': int,
     'boolean': bool,
     'choice': str,
-    'colorpicker': str,
     'comments': list,
-    'resolution': dict}
+    'colorpicker': str}
 
 
 class ConfigHandler:
@@ -89,16 +87,6 @@ class ConfigHandler:
             except DjangoValidationError as e:
                 raise ConfigError(e.messages[0])
 
-        # remove this block when changing to multiprojector
-        if config_variable.input_type == 'resolution':
-            if value.get('width') is None or value.get('height') is None:
-                raise ConfigError(_('A width and a height have to be given.'))
-            if not isinstance(value['width'], int) or not isinstance(value['height'], int):
-                raise ConfigError(_('Data has to be integers.'))
-            if (value['width'] < 800 or value['width'] > 3840 or
-                    value['height'] < 600 or value['height'] > 2160):
-                raise ConfigError(_('The Resolution have to be between 800x600 and 3840x2160.'))
-
         if config_variable.input_type == 'comments':
             if not isinstance(value, list):
                 raise ConfigError(_('motions_comments has to be a list.'))
diff --git a/openslides/core/config_variables.py b/openslides/core/config_variables.py
index 7df34013a..52bc715de 100644
--- a/openslides/core/config_variables.py
+++ b/openslides/core/config_variables.py
@@ -157,11 +157,28 @@ def get_config_variables():
         weight=185,
         group='Projector')
 
-    # set the resolution for one projector. It can be removed with the multiprojector feature.
     yield ConfigVariable(
-        name='projector_resolution',
-        default_value={'width': 1024, 'height': 768},
-        input_type='resolution',
-        label='Projector Resolution',
-        weight=200,
+        name='projector_blank_color',
+        default_value='#FFFFFF',
+        input_type='colorpicker',
+        label='Color for blanked projector',
+        weight=190,
         group='Projector')
+
+    yield ConfigVariable(
+        name='projector_broadcast',
+        default_value=0,
+        input_type='integer',
+        label='Projector which is broadcasted',
+        weight=200,
+        group='Projector',
+        hidden=True)
+
+    yield ConfigVariable(
+        name='projector_currentListOfSpeakers_reference',
+        default_value=1,
+        input_type='integer',
+        label='Projector reference for list of speakers',
+        weight=201,
+        group='Projector',
+        hidden=True)
diff --git a/openslides/core/migrations/0006_multiprojector.py b/openslides/core/migrations/0006_multiprojector.py
new file mode 100644
index 000000000..638ceb839
--- /dev/null
+++ b/openslides/core/migrations/0006_multiprojector.py
@@ -0,0 +1,54 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.9 on 2016-08-29 09:37
+from __future__ import unicode_literals
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+import openslides.utils.models
+
+
+def name_default_projector(apps, schema_editor):
+    """
+    Set the name of the default projector to 'Defaultprojector'
+    """
+    Projector = apps.get_model('core', 'Projector')
+    Projector.objects.filter(pk=1).update(name='Default projector')
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0005_auto_20160918_2104'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ProjectionDefault',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=256)),
+                ('display_name', models.CharField(max_length=256)),
+            ],
+            options={
+                'default_permissions': (),
+            },
+            bases=(openslides.utils.models.RESTModelMixin, models.Model),
+        ),
+        migrations.AddField(
+            model_name='projector',
+            name='name',
+            field=models.CharField(blank=True, max_length=255, unique=True),
+        ),
+        migrations.AddField(
+            model_name='projector',
+            name='blank',
+            field=models.BooleanField(blank=False, default=False),
+        ),
+        migrations.AddField(
+            model_name='projectiondefault',
+            name='projector',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='projectiondefaults', to='core.Projector'),
+        ),
+        migrations.RunPython(name_default_projector),
+    ]
diff --git a/openslides/core/models.py b/openslides/core/models.py
index e74272e12..953496b42 100644
--- a/openslides/core/models.py
+++ b/openslides/core/models.py
@@ -63,11 +63,19 @@ class Projector(RESTModelMixin, models.Model):
 
     scroll = models.IntegerField(default=0)
 
-    # currently unused, but important for the multiprojector.
     width = models.PositiveIntegerField(default=1024)
 
     height = models.PositiveIntegerField(default=768)
 
+    name = models.CharField(
+        max_length=255,
+        unique=True,
+        blank=True)
+
+    blank = models.BooleanField(
+        blank=False,
+        default=False)
+
     class Meta:
         """
         Contains general permissions that can not be placed in a specific app.
@@ -169,6 +177,34 @@ class Projector(RESTModelMixin, models.Model):
         return result
 
 
+class ProjectionDefault(RESTModelMixin, models.Model):
+    """
+    Model for the projection defaults like motions, agenda, list of
+    speakers and thelike. The name is the technical name like 'topics' or
+    'motions'. For apps the name should be the app name to get keep the
+    ProjectionDefault for apps generic. But it is possible to give some
+    special name like 'list_of_speakers'. The display_name is the shown
+    name on the front end for the user.
+    """
+    name = models.CharField(max_length=256)
+
+    display_name = models.CharField(max_length=256)
+
+    projector = models.ForeignKey(
+        Projector,
+        on_delete=models.CASCADE,
+        related_name='projectiondefaults')
+
+    def get_root_rest_element(self):
+        return self.projector
+
+    class Meta:
+        default_permissions = ()
+
+    def __str__(self):
+        return self.display_name
+
+
 class Tag(RESTModelMixin, models.Model):
     """
     Model for tags. This tags can be used for other models like agenda items,
diff --git a/openslides/core/projector.py b/openslides/core/projector.py
index 52736b235..296d7f2f7 100644
--- a/openslides/core/projector.py
+++ b/openslides/core/projector.py
@@ -1,3 +1,5 @@
+import uuid
+
 from django.utils.timezone import now
 
 from ..utils.projector import ProjectorElement
@@ -20,7 +22,7 @@ class Countdown(ProjectorElement):
     To start the countdown write into the config field:
 
         {
-            "status": "running",
+            "running": True,
             "countdown_time": <timestamp>,
         }
 
@@ -30,10 +32,10 @@ class Countdown(ProjectorElement):
 
     To stop the countdown set the countdown time to the current value of the
     countdown (countdown_time = countdown_time - now + serverTimeOffset)
-    and set status to "stop".
+    and set running to False.
 
     To reset the countdown (it is not a reset in a functional way) just
-    change the countdown time. The status value remains "stop".
+    change the countdown time. The running value remains False.
 
     Do not forget to send values for additional keywords like "stable" if
     you do not want to use the default.
@@ -63,50 +65,76 @@ class Countdown(ProjectorElement):
         """
         if not isinstance(config_data.get('countdown_time'), (int, float)):
             raise ProjectorException('Invalid countdown time. Use integer or float.')
-        if config_data.get('status') not in ('running', 'stop'):
-            raise ProjectorException("Invalid status. Use 'running' or 'stop'.")
+        if not isinstance(config_data.get('running'), bool):
+            raise ProjectorException("Invalid running status. Has to be a boolean.")
         if config_data.get('default') is not None and not isinstance(config_data.get('default'), int):
             raise ProjectorException('Invalid default value. Use integer.')
 
     @classmethod
-    def control(cls, action, projector_id=1, index=0):
-        """
-        Starts, stops or resets the countdown with the given index on the
-        given projector.
-
-        Action must be 'start', 'stop' or 'reset'.
-        """
+    def control(cls, action):
         if action not in ('start', 'stop', 'reset'):
-            raise ValueError("Action must be 'start', 'stop' or 'reset', not {}.".format(action))
+                raise ValueError("Action must be 'start', 'stop' or 'reset', not {}.".format(action))
 
-        projector_instance = Projector.objects.get(pk=projector_id)
-        projector_config = {}
-        found = False
-        for key, value in projector_instance.config.items():
-            if value['name'] == cls.name:
-                if index == 0:
-                    try:
-                        cls.validate_config(value)
-                    except ProjectorException:
-                        # Do not proceed if the specific procjector config data is invalid.
-                        # The variable found remains False.
-                        break
-                    found = True
-                    if action == 'start' and value['status'] == 'stop':
-                        value['status'] = 'running'
-                        value['countdown_time'] = now().timestamp() + value['countdown_time']
-                    elif action == 'stop' and value['status'] == 'running':
-                        value['status'] = 'stop'
-                        value['countdown_time'] = value['countdown_time'] - now().timestamp()
-                    elif action == 'reset':
-                        value['status'] = 'stop'
-                        value['countdown_time'] = value.get('default', config['projector_default_countdown'])
-                else:
-                    index += -1
-            projector_config[key] = value
-        if found:
-            projector_instance.config = projector_config
-            projector_instance.save()
+        # Use the countdown with the lowest index
+        projectors = Projector.objects.all()
+        lowest_index = None
+        if projectors[0]:
+            for key, value in projectors[0].config.items():
+                if value['name'] == cls.name:
+                    if lowest_index is None or value['index'] < lowest_index:
+                        lowest_index = value['index']
+
+        if lowest_index is None:
+            # create a countdown
+            for projector in projectors:
+                projector_config = {}
+                for key, value in projector.config.items():
+                    projector_config[key] = value
+                # new countdown
+                countdown = {
+                    'name': 'core/countdown',
+                    'stable': True,
+                    'index': 1,
+                    'default_time': config['projector_default_countdown'],
+                    'visible': False,
+                    'selected': True,
+                }
+                if action == 'start':
+                    countdown['running'] = True
+                    countdown['countdown_time'] = now().timestamp() + countdown['default_time']
+                elif action == 'reset' or action == 'stop':
+                    countdown['running'] = False
+                    countdown['countdown_time'] = countdown['default_time']
+                projector_config[uuid.uuid4().hex] = countdown
+                projector.config = projector_config
+                projector.save()
+        else:
+            # search for the countdown and modify it.
+            for projector in projectors:
+                projector_config = {}
+                found = False
+                for key, value in projector.config.items():
+                    if value['name'] == cls.name and value['index'] == lowest_index:
+                        try:
+                            cls.validate_config(value)
+                        except ProjectorException:
+                            # Do not proceed if the specific procjector config data is invalid.
+                            # The variable found remains False.
+                            break
+                        found = True
+                        if action == 'start':
+                            value['running'] = True
+                            value['countdown_time'] = now().timestamp() + value['default_time']
+                        elif action == 'stop' and value['running']:
+                            value['running'] = False
+                            value['countdown_time'] = value['countdown_time'] - now().timestamp()
+                        elif action == 'reset':
+                            value['running'] = False
+                            value['countdown_time'] = value['default_time']
+                    projector_config[key] = value
+                if found:
+                    projector.config = projector_config
+                    projector.save()
 
 
 class Message(ProjectorElement):
diff --git a/openslides/core/serializers.py b/openslides/core/serializers.py
index 34ec9c2e2..a3c45dd89 100644
--- a/openslides/core/serializers.py
+++ b/openslides/core/serializers.py
@@ -1,6 +1,6 @@
 from openslides.utils.rest_api import Field, ModelSerializer, ValidationError
 
-from .models import ChatMessage, Projector, Tag
+from .models import ChatMessage, ProjectionDefault, Projector, Tag
 
 
 class JSONSerializerField(Field):
@@ -22,15 +22,26 @@ class JSONSerializerField(Field):
         return data
 
 
+class ProjectionDefaultSerializer(ModelSerializer):
+    """
+    Serializer for core.models.ProjectionDefault objects.
+    """
+    class Meta:
+        model = ProjectionDefault
+        fields = ('id', 'name', 'display_name', 'projector', )
+
+
 class ProjectorSerializer(ModelSerializer):
     """
     Serializer for core.models.Projector objects.
     """
     config = JSONSerializerField(write_only=True)
+    projectiondefaults = ProjectionDefaultSerializer(many=True, read_only=True)
 
     class Meta:
         model = Projector
-        fields = ('id', 'config', 'elements', 'scale', 'scroll', 'width', 'height',)
+        fields = ('id', 'config', 'elements', 'scale', 'scroll', 'name', 'blank', 'width', 'height', 'projectiondefaults', )
+        read_only_fields = ('scale', 'scroll', 'blank', 'width', 'height', )
 
 
 class TagSerializer(ModelSerializer):
diff --git a/openslides/core/signals.py b/openslides/core/signals.py
index dc4490f5c..92609c323 100644
--- a/openslides/core/signals.py
+++ b/openslides/core/signals.py
@@ -3,6 +3,8 @@ from django.contrib.contenttypes.models import ContentType
 from django.db.models import Q
 from django.dispatch import Signal
 
+from .models import ProjectionDefault, Projector
+
 # This signal is sent when the migrate command is done. That means it is sent
 # after post_migrate sending and creating all Permission objects. Don't use it
 # for other things than dealing with Permission objects.
@@ -20,3 +22,58 @@ def delete_django_app_permissions(sender, **kwargs):
         Q(app_label='sessions'))
     for permission in Permission.objects.filter(content_type__in=contenttypes):
         permission.delete()
+
+
+def create_builtin_projection_defaults(**kwargs):
+    """
+    Creates the builtin defaults:
+     - agenda_all_items, agenda_list_of_speakers, agenda_current_list_of_speakers
+     - topics
+     - assignments
+     - mediafiles
+     - motion
+     - users
+
+    These strings have to be used in the controllers where you want to
+    define a projector button. Use the string to get the id of the
+    responsible projector and pass this id to the projector button directive.
+    """
+    # Check whether ProjectionDefault objects exist.
+    if ProjectionDefault.objects.all().exists():
+        # Do completely nothing if some defaults are already in the database.
+        return
+
+    default_projector = Projector.objects.get(pk=1)
+
+    ProjectionDefault.objects.create(
+        name='agenda_all_items',
+        display_name='Agenda',
+        projector=default_projector)
+    ProjectionDefault.objects.create(
+        name='topics',
+        display_name='Topics',
+        projector=default_projector)
+    ProjectionDefault.objects.create(
+        name='agenda_list_of_speakers',
+        display_name='List of speakers',
+        projector=default_projector)
+    ProjectionDefault.objects.create(
+        name='agenda_current_list_of_speakers',
+        display_name='Current list of speakers',
+        projector=default_projector)
+    ProjectionDefault.objects.create(
+        name='motions',
+        display_name='Motions',
+        projector=default_projector)
+    ProjectionDefault.objects.create(
+        name='assignments',
+        display_name='Elections',
+        projector=default_projector)
+    ProjectionDefault.objects.create(
+        name='users',
+        display_name='Participants',
+        projector=default_projector)
+    ProjectionDefault.objects.create(
+        name='mediafiles',
+        display_name='Files',
+        projector=default_projector)
diff --git a/openslides/core/static/css/app.css b/openslides/core/static/css/app.css
index f3ec1263b..c412242c6 100644
--- a/openslides/core/static/css/app.css
+++ b/openslides/core/static/css/app.css
@@ -270,6 +270,12 @@ img {
     float: right;
 }
 
+.col1 .header .submenu > div {
+    display: inline-block;
+    float: left;
+    margin-left: 5px;
+}
+
 .col1 .meta .title {
     width: 100%;
     cursor: pointer;
@@ -331,15 +337,6 @@ img {
     margin-left: 20px;
 }
 
-/* .resolution can be removed with the multiprojector, but maybe
- * it could be reused for the settings in the projectormanage-view */
-.col1 .input-group .resolution {
-    float: none;
-    display: inline-block;
-    width: 80px;
-    border-radius: 4px !important;
-}
-
 /* Toolbar to save motion in inline editing mode */
 .motion-save-toolbar {
     position: fixed;
@@ -586,7 +583,6 @@ img {
 
 #content .col2 .section a:hover {
     text-decoration: none;
-    opacity: 0.5;
 }
 
 #content .toggle-icon {
@@ -652,20 +648,20 @@ img {
     color: #CC0000;
 }
 
-.col2 .notNull {
+.notNull {
     color: red;
     font-weight: bold;
 }
 
 /* iframe for live view */
-.col2 #iframe {
+.iframe {
     -moz-transform-origin: 0 0;
     -webkit-transform-origin: 0 0;
     -o-transform-origin: 0 0;
     transform-origin: 0 0 0;
 }
 
-.col2 #iframewrapper {
+.iframewrapper {
     width: 256px;
     position: relative;
     overflow: hidden;
@@ -673,7 +669,7 @@ img {
     margin-bottom: 10px;
 }
 
-.col2 #iframeoverlay {
+.iframeoverlay {
     width: 256px;
     position: absolute;
     top: 0px;
@@ -782,6 +778,77 @@ img {
     margin-bottom: 5px
 }
 
+/** Pojector sidebar **/
+.col2 .projectorSelector {
+    margin-top: 10px;
+    margin-bottom: 10px;
+}
+
+.col2 .projectorSelector > div > div {
+    width: 65%;
+    padding-right: 5px;
+    float: left;
+}
+
+.col2 .projectorSelector > div > div > button {
+    width: 100%;
+}
+
+.col2 .projectorSelector .manageBtn {
+    width: 35%;
+}
+
+.col2 .projectorSelector .btn-group {
+    margin-left: auto;
+    margin-right: auto;
+    display: table;
+}
+
+.col2 .projectorSelector > div {
+    margin-bottom: 10px;
+}
+
+/** manage-projectors **/
+
+.projectorContainer > div {
+    display: inline-table;
+    width: 256px;
+    margin: 10px 20px 35px 10px;
+}
+
+.projectorContainer > div > div {
+    margin-bottom: 10px;
+}
+
+.projectorContainer .middle {
+    width: 100%;
+}
+
+.projectorContainer .middle > div {
+    margin-left: auto;
+    margin-right: auto;
+    display: table;
+}
+
+.projectorContainer .dropdown {
+    width: 65%;
+    padding-right: 5px;
+    float: left;
+}
+
+.projectorContainer .dropdown > button {
+    width: 100%;
+}
+
+.projectorContainer .btn-danger {
+    width: 35%;
+}
+
+.projectorContainer .resolution {
+    display: inline-block;
+    width: 120px;
+}
+
 /** Footer **/
 #footer {
     float: left;
@@ -988,21 +1055,6 @@ img {
 }
 
 /* List of speakers view */
-.fullscreendiv {
-    position: absolute;
-    font-size:120%;
-    top:0;
-    bottom:0;
-    right:0;
-    left:0;
-    padding: 50px;
-    background: #fff;
-    overflow: hidden;
-    width: 100vw;
-    height: 100vh;
-    z-index: 99;
-}
-
 .fullscreendiv-title {
     border-bottom: 5px solid #d3d3d3;
     margin-bottom: 40px;
diff --git a/openslides/core/static/css/projector.css b/openslides/core/static/css/projector.css
index e5b358381..778391a30 100644
--- a/openslides/core/static/css/projector.css
+++ b/openslides/core/static/css/projector.css
@@ -3,7 +3,11 @@
  *
  */
 
-body{
+html, body {
+    height: 100%;
+}
+
+body {
     font-size: 20px !important;
     line-height: 24px !important;
     overflow: hidden;
@@ -34,7 +38,7 @@ body{
     transform-origin: 0 0 0;
 }
 
-.pContainer #iframewrapper {
+.pContainer #iframewrapper, .pContainer .error {
     position: relative;
     overflow: hidden;
     margin-left: auto;
@@ -49,6 +53,12 @@ body{
     z-index: 1;
 }
 
+.pContainer .error > p {
+    color: #f00;
+    font-size: 150%;
+    text-align: center;
+}
+
 /*** HEADER ***/
 #header {
     box-shadow: 0 0 7px rgba(0,0,0,0.6);
@@ -278,6 +288,10 @@ hr {
     line-height: normal !important;
     z-index: 301;
 }
+.identify {
+    background-color: #D9F8C4;
+    z-index: 400;
+}
 
 /*** PDF presentation ***/
 .rotate0 {
@@ -379,7 +393,6 @@ tr.elected td {
 }
 
 
-
 /*** Line numbers ***/
 .motion-text .highlight {
     background-color: #ff0;
diff --git a/openslides/core/static/js/core/base.js b/openslides/core/static/js/core/base.js
index 44af8e9a7..0a66870a1 100644
--- a/openslides/core/static/js/core/base.js
+++ b/openslides/core/static/js/core/base.js
@@ -33,11 +33,20 @@ angular.module('OpenSlidesApp.core', [
     }
 ])
 
+.factory('ProjectorID', [
+    function () {
+        return function () {
+            return /projector\/(\d+)\//.exec(location.pathname)[1];
+        };
+    }
+])
+
 .factory('autoupdate', [
     'DS',
     '$rootScope',
     'REALM',
-    function (DS, $rootScope, REALM) {
+    'ProjectorID',
+    function (DS, $rootScope, REALM, ProjectorID) {
         var socket = null;
         var recInterval = null;
         $rootScope.connected = false;
@@ -46,8 +55,7 @@ angular.module('OpenSlidesApp.core', [
         if (REALM == 'site') {
           websocketPath = '/ws/site/';
         } else if (REALM == 'projector') {
-          // TODO: At the moment there is only one projector. Find out which one is requested
-          websocketPath = '/ws/projector/1/';
+          websocketPath = '/ws/projector/' + ProjectorID() + '/';
         } else {
           console.error('The constant REALM is not set properly.');
         }
@@ -184,10 +192,12 @@ angular.module('OpenSlidesApp.core', [
         autoupdate.onMessage(function(json) {
             // TODO: when MODEL.find() is called after this
             //       a new request is fired. This could be a bug in DS
-            // TODO: If you don't have the permission to see a projector, the
-            //       variable json is a string with an error message. Therefor
-            //       the next line fails.
-            var dataList = JSON.parse(json);
+            var dataList = [];
+            try {
+                 dataList = JSON.parse(json);
+            } catch(err) {
+                console.error(json);
+            }
             _.forEach(dataList, function(data) {
                 console.log("Received object: " + data.collection + ", " + data.id);
                 var instance = DS.get(data.collection, data.id);
@@ -246,7 +256,7 @@ angular.module('OpenSlidesApp.core', [
         return function () {
             Config.findAll();
 
-            // Loads all projector data
+            // Loads all projector data and the projectiondefaults
             Projector.findAll();
 
             // Loads all chat messages data and their user_ids
@@ -305,34 +315,93 @@ angular.module('OpenSlidesApp.core', [
     }
 ])
 
+/*
+ * This places a projector button in the document.
+ *
+ * Example: <projector-button model="motion" default-projector.id="defPrId"
+ *           additional-id="2" content="{{ 'project' | translate }}"></projector-button>
+ * This button references to model (in this example 'motion'). Also a defaultProjectionId
+ * has to be given. In the example it's a scope variable. The next two parameters are additional:
+ *   - additional-id: Then the model.project and model.isProjected will be called with
+ *                    this argument (e. g.: model.project(2))
+ *   - content: A text placed behind the projector symbol.
+ */
+.directive('projectorButton', [
+    'Projector',
+    function (Projector) {
+        return {
+            restrict: 'E',
+            templateUrl: 'static/templates/projector-button.html',
+            link: function (scope, element, attributes) {
+                if (!attributes.model) {
+                    throw 'A model has to be given!';
+                } else if (!attributes.defaultProjectorId) {
+                    throw 'A default-projector-id has to be given!';
+                }
+
+                Projector.bindAll({}, scope, 'projectors');
+
+                scope.$watch(attributes.model, function (model) {
+                    scope.model = model;
+                });
+
+                scope.$watch(attributes.defaultProjectorId, function (defaultProjectorId) {
+                    scope.defaultProjectorId = defaultProjectorId;
+                });
+
+                if (attributes.additionalId) {
+                    scope.$watch(attributes.additionalId, function (id) {
+                        scope.additionalId = id;
+                    });
+                }
+
+                if (attributes.content) {
+                    attributes.$observe('content', function (content) {
+                        scope.content = content;
+                    });
+                }
+            }
+        };
+    }
+])
+
 .factory('jsDataModel', [
     '$http',
     'Projector',
     function($http, Projector) {
         var BaseModel = function() {};
-        BaseModel.prototype.project = function() {
-            return $http.post(
-                '/rest/core/projector/1/prune_elements/',
-                [{name: this.getResourceName(), id: this.id}]
-            );
+        BaseModel.prototype.project = function(projectorId) {
+            // if this object is already projected on projectorId, delete this element from this projector
+            var isProjectedId = this.isProjected();
+            if (isProjectedId > 0) {
+                $http.post('/rest/core/projector/' + isProjectedId + '/clear_elements/');
+            }
+            // if it was the same projector before, just delete it but not show again
+            if (isProjectedId != projectorId) {
+                return $http.post(
+                    '/rest/core/projector/' + projectorId + '/prune_elements/',
+                    [{name: this.getResourceName(), id: this.id}]
+                );
+            }
         };
         BaseModel.prototype.isProjected = function() {
-            // Returns true if there is a projector element with the same
-            // name and the same id.
-            var projector = Projector.get(1);
-            var isProjected;
-            if (typeof projector !== 'undefined') {
-                var self = this;
-                var predicate = function (element) {
-                    return element.name == self.getResourceName() &&
-                        typeof element.id !== 'undefined' &&
-                        element.id == self.id;
-                };
-                isProjected = typeof _.findKey(projector.elements, predicate) === 'string';
-            } else {
-                isProjected = false;
-            }
-            return isProjected;
+            // Returns the projector id if there is a projector element
+            // with the same name and the same id. Else returns 0.
+            // Attention: if this element is projected multiple times, only the
+            // id of the last projector is returned.
+            var self = this;
+            var predicate = function (element) {
+                return element.name == self.getResourceName() &&
+                    typeof element.id !== 'undefined' &&
+                    element.id == self.id;
+            };
+            var isProjectedId = 0;
+            Projector.getAll().forEach(function (projector) {
+                if (typeof _.findKey(projector.elements, predicate) === 'string') {
+                    isProjectedId = projector.id;
+                }
+            });
+            return isProjectedId;
         };
         return BaseModel;
     }
@@ -396,10 +465,74 @@ angular.module('OpenSlidesApp.core', [
  */
 .factory('Projector', [
     'DS',
-    function(DS) {
+    '$http',
+    'Config',
+    function(DS, $http, Config) {
         return DS.defineResource({
             name: 'core/projector',
             onConflict: 'replace',
+            relations: {
+                hasMany: {
+                    'core/projectiondefault': {
+                        localField: 'projectiondefaults',
+                        foreignKey: 'projector_id',
+                    }
+                },
+            },
+            methods: {
+                controlProjector: function(action, direction) {
+                    $http.post('/rest/core/projector/' + this.id + '/control_view/',
+                            {"action": action, "direction": direction}
+                    );
+                },
+                getStateForCurrentSlide: function () {
+                    var return_dict;
+                    angular.forEach(this.elements, function(key, value) {
+                        if (value.name == 'agenda/list-of-speakers') {
+                            return_dict = {
+                                'state': 'agenda.item.detail',
+                                'param': {id: value.id}
+                            };
+                        } else if (
+                            value.name != 'agenda/item-list' &&
+                            value.name != 'core/clock' &&
+                            value.name != 'core/countdown' &&
+                            value.name != 'core/message' ) {
+                            return_dict = {
+                                'state': value.name.replace('/', '.')+'.detail.update',
+                                'param': {id: value.id}
+                            };
+                        }
+                    });
+                    return return_dict;
+                },
+                toggleBlank: function () {
+                    $http.post('/rest/core/projector/' + this.id + '/control_blank/',
+                        !this.blank
+                    );
+                },
+                toggleBroadcast: function () {
+                    $http.post('/rest/core/projector/' + this.id + '/broadcast/');
+                }
+            },
+        });
+    }
+])
+
+/* Model for all projection defaults */
+.factory('ProjectionDefault', [
+    'DS',
+    function(DS) {
+        return DS.defineResource({
+            name: 'core/projectiondefault',
+            relations: {
+                belongsTo: {
+                    'core/projector': {
+                        localField: 'projector',
+                        localKey: 'projector_id',
+                    }
+                }
+            }
         });
     }
 ])
@@ -463,11 +596,13 @@ angular.module('OpenSlidesApp.core', [
     }
 ])
 
-// This filter filters all items in array. If the filterArray is empty, the array is passed.
-// The filterArray contains numbers of the multiselect: [1, 3, 4].
-// Then, all items in array are passed, if the item_id (get with id_function) matches one of the
-// ids in filterArray. id_function could also return a list of ids. Example:
-// Item 1 has two tags with ids [1, 4]. filterArray = [3, 4] --> match
+/*
+ * This filter filters all items in an array. If the filterArray is empty, the
+ * array is passed. The filterArray contains numbers of the multiselect, e. g. [1, 3, 4].
+ * Then, all items in the array are passed, if the item_id (get with id_function) matches
+ * one of the ids in filterArray. id_function could also return a list of ids. Example:
+ * Item 1 has two tags with ids [1, 4]. filterArray == [3, 4] --> match
+ */
 .filter('SelectMultipleFilter', [
     function () {
         return function (array, filterArray, idFunction) {
@@ -522,8 +657,9 @@ angular.module('OpenSlidesApp.core', [
     'ChatMessage',
     'Config',
     'Projector',
+    'ProjectionDefault',
     'Tag',
-    function (ChatMessage, Config, Projector, Tag) {}
+    function (ChatMessage, Config, Projector, ProjectionDefault, Tag) {}
 ]);
 
 }());
diff --git a/openslides/core/static/js/core/projector.js b/openslides/core/static/js/core/projector.js
index 2e7e55163..00b423e1c 100644
--- a/openslides/core/static/js/core/projector.js
+++ b/openslides/core/static/js/core/projector.js
@@ -59,24 +59,29 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
 // Projector Container Controller
 .controller('ProjectorContainerCtrl', [
     '$scope',
-    'Config',
+    '$location',
+    'gettext',
     'loadGlobalData',
-    function($scope, Config, loadGlobalData) {
+    'Projector',
+    'ProjectorID',
+    function($scope, $location, gettext, loadGlobalData, Projector, ProjectorID) {
         loadGlobalData();
-        // watch for changes in Config
-        var last_conf;
+
+        $scope.projector_id = ProjectorID();
+        $scope.error = '';
+
+        // watch for changes in Projector
         $scope.$watch(function () {
-            return Config.lastModified();
+            return Projector.lastModified($scope.projector_id);
         }, function () {
-            // With multiprojector, get the resolution from Prjector.get(pk).{width; height}
-            if (typeof $scope.config === 'function') {
-                var conf = $scope.config('projector_resolution');
-                if(!last_conf || last_conf.width != conf.width || last_conf.height != conf.height) {
-                    last_conf = conf;
-                    $scope.projectorWidth = conf.width;
-                    $scope.projectorHeight = conf.height;
-                    $scope.recalculateIframe();
-                }
+            var projector = Projector.get($scope.projector_id);
+            if (projector) {
+                $scope.error = '';
+                $scope.projectorWidth = projector.width;
+                $scope.projectorHeight = projector.height;
+                $scope.recalculateIframe();
+            } else {
+                $scope.error = gettext('Can not open the projector.');
             }
         });
 
@@ -114,27 +119,83 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
 
 .controller('ProjectorCtrl', [
     '$scope',
+    '$location',
     'Projector',
     'slides',
-    function($scope, Projector, slides) {
+    'Config',
+    'ProjectorID',
+    function($scope, $location, Projector, slides, Config, ProjectorID) {
+        var projector_id = ProjectorID();
+
+        $scope.broadcast = 0;
+
+        var setElements = function (projector) {
+            $scope.elements = [];
+            _.forEach(slides.getElements(projector), function(element) {
+                if (!element.error) {
+                    $scope.elements.push(element);
+                } else {
+                    console.error("Error for slide " + element.name + ": " + element.error);
+                }
+            });
+        };
+
         $scope.$watch(function () {
-            // TODO: Use the current projector. At the moment there is only one.
-            return Projector.lastModified(1);
+            return Projector.lastModified(projector_id);
         }, function () {
-            // TODO: Use the current projector. At the moment there is only one
-            var projector = Projector.get(1);
-            if (projector) {
+            $scope.projector = Projector.get(projector_id);
+            if ($scope.projector) {
+                if ($scope.broadcast === 0) {
+                    setElements($scope.projector);
+                    $scope.blank = $scope.projector.blank;
+                }
+            } else {
+                // Blank projector on error
                 $scope.elements = [];
-                _.forEach(slides.getElements(projector), function(element) {
-                    if (!element.error) {
-                        $scope.elements.push(element);
-                    } else {
-                        console.error("Error for slide " + element.name + ": " + element.error);
+                $scope.projector = {
+                    scroll: 0,
+                    scale: 0,
+                    blank: true
+                };
+            }
+        });
+
+        $scope.$watch(function () {
+            return Config.lastModified('projector_broadcast');
+        }, function () {
+            var bc = Config.get('projector_broadcast');
+            if (bc) {
+                if ($scope.broadcast != bc.value) {
+                    $scope.broadcast = bc.value;
+                    if ($scope.broadcastDeregister) {
+                        // revert to original $scope.projector
+                        $scope.broadcastDeregister();
+                        $scope.broadcastDeregister = null;
+                        setElements($scope.projector);
+                        $scope.blank = $scope.projector.blank;
                     }
-                });
-                // TODO: Use the current projector. At the moment there is only one
-                $scope.scroll = -80 * Projector.get(1).scroll;
-                $scope.scale = 100 + 20 * Projector.get(1).scale;
+                }
+                if ($scope.broadcast > 0) {
+                    // get elements and blank from broadcast projector
+                    $scope.broadcastDeregister = $scope.$watch(function () {
+                        return Projector.lastModified($scope.broadcast);
+                    }, function () {
+                        if ($scope.broadcast > 0) {
+                            var broadcast_projector = Projector.get($scope.broadcast);
+                            if (broadcast_projector) {
+                                setElements(broadcast_projector);
+                                $scope.blank = broadcast_projector.blank;
+                            }
+                        }
+                    });
+                }
+            }
+        });
+
+        $scope.$on('$destroy', function() {
+            if ($scope.broadcastDeregister) {
+                $scope.broadcastDeregister();
+                $scope.broadcastDeregister = null;
             }
         });
     }
@@ -158,13 +219,14 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
         // Add it to the coresponding get_requirements method of the ProjectorElement
         // class.
         $scope.seconds = Math.floor( $scope.element.countdown_time - Date.now() / 1000 + $scope.serverOffset );
-        $scope.status = $scope.element.status;
+        $scope.running = $scope.element.running;
         $scope.visible = $scope.element.visible;
+        $scope.selected = $scope.element.selected;
         $scope.index = $scope.element.index;
         $scope.description = $scope.element.description;
         // start interval timer if countdown status is running
         var interval;
-        if ($scope.status == "running") {
+        if ($scope.running) {
             interval = $interval( function() {
                 $scope.seconds = Math.floor( $scope.element.countdown_time - Date.now() / 1000 + $scope.serverOffset );
             }, 1000);
@@ -186,6 +248,8 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
         // class.
         $scope.message = $scope.element.message;
         $scope.visible = $scope.element.visible;
+        $scope.selected = $scope.element.selected;
+        $scope.type = $scope.element.type;
     }
 ]);
 
diff --git a/openslides/core/static/js/core/site.js b/openslides/core/static/js/core/site.js
index 49b9276a7..beb1694cf 100644
--- a/openslides/core/static/js/core/site.js
+++ b/openslides/core/static/js/core/site.js
@@ -717,7 +717,7 @@ angular.module('OpenSlidesApp.core.site', [
                 templateUrl: 'static/templates/home.html'
             })
             .state('projector', {
-                url: '/projector',
+                url: '/projector/{id:int}',
                 templateUrl: 'static/templates/projector-container.html',
                 data: {extern: true},
                 onEnter: function($window) {
@@ -725,13 +725,18 @@ angular.module('OpenSlidesApp.core.site', [
                 }
             })
             .state('real-projector', {
-                url: '/real-projector',
+                url: '/real-projector/{id:int}',
                 templateUrl: 'static/templates/projector.html',
                 data: {extern: true},
                 onEnter: function($window) {
                     $window.location.href = this.url;
                 }
             })
+            .state('manage-projectors', {
+                url: '/manage-projectors',
+                templateUrl: 'static/templates/core/manage-projectors.html',
+                controller: 'ManageProjectorsCtrl'
+            })
             .state('core', {
                 url: '/core',
                 abstract: true,
@@ -901,7 +906,6 @@ angular.module('OpenSlidesApp.core.site', [
     'Config',
     'gettextCatalog',
     function($parse, Config, gettextCatalog) {
-        // remove resolution when changing to multiprojector
         function getHtmlType(type) {
             return {
                 string: 'text',
@@ -911,7 +915,6 @@ angular.module('OpenSlidesApp.core.site', [
                 choice: 'choice',
                 colorpicker: 'colorpicker',
                 comments: 'comments',
-                resolution: 'resolution',
             }[type];
         }
 
@@ -1187,209 +1190,439 @@ angular.module('OpenSlidesApp.core.site', [
     '$http',
     '$interval',
     '$state',
+    '$q',
     'Config',
     'Projector',
-    function($scope, $http, $interval, $state, Config, Projector) {
-         // bind projector elements to the scope, update after projector changed
-        $scope.$watch(function () {
-            return Projector.lastModified(1);
-        }, function () {
-            // stop ALL interval timer
-            for (var i=0; i<$scope.countdowns.length; i++) {
-                if ( $scope.countdowns[i].interval ) {
-                    $interval.cancel($scope.countdowns[i].interval);
+    function($scope, $http, $interval, $state, $q, Config, Projector) {
+        $scope.countdowns = [];
+        $scope.highestCountdownIndex = 0;
+        $scope.messages = [];
+        $scope.highestMessageIndex = 0;
+
+        var cancelIntervalTimers = function () {
+            $scope.countdowns.forEach(function (countdown) {
+                $interval.cancel(countdown.interval);
+            });
+        };
+
+        // Get all message and countdown data from the defaultprojector (id=1)
+        var rebuildAllElements = function () {
+            $scope.countdowns = [];
+            $scope.messages = [];
+
+            _.forEach(Projector.get(1).elements, function (element, uuid) {
+                if (element.name == 'core/countdown') {
+                    $scope.countdowns.push(element);
+
+                    if (element.running) {
+                        // calculate remaining seconds directly because interval starts with 1 second delay
+                        $scope.calculateCountdownTime(element);
+                        // start interval timer (every second)
+                        element.interval = $interval(function () { $scope.calculateCountdownTime(element); }, 1000);
+                    } else {
+                        element.seconds = element.countdown_time;
+                    }
+
+                    if (element.index > $scope.highestCountdownIndex) {
+                        $scope.highestCountdownIndex = element.index;
+                    }
+                } else if (element.name == 'core/message') {
+                    $scope.messages.push(element);
+
+                    if (element.index > $scope.highestMessageIndex) {
+                        $scope.highestMessageIndex = element.index;
+                    }
                 }
+            });
+        };
+
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            $scope.projectors = Projector.getAll();
+            if (!$scope.active_projector) {
+                $scope.changeProjector($scope.projectors[0]);
             }
-            // rebuild all variables after projector update
-            $scope.rebuildAllElements();
+
+            // stop ALL interval timer
+            cancelIntervalTimers();
+
+            rebuildAllElements();
         });
         $scope.$on('$destroy', function() {
             // Cancel all intervals if the controller is destroyed
-            for (var i=0; i<$scope.countdowns.length; i++) {
-                if ( $scope.countdowns[i].interval ) {
-                    $interval.cancel($scope.countdowns[i].interval);
-                }
-            }
-
+            cancelIntervalTimers();
         });
 
-        // watch for changes in Config
-        var last_conf;
+        // watch for changes in projector_broadcast
+        var last_broadcast;
         $scope.$watch(function () {
             return Config.lastModified();
         }, function () {
-            var conf = Config.get('projector_resolution').value;
-            // With multiprojector, get the resolution from Prjector.get(pk).{width; height}
-            if(!last_conf || last_conf.width != conf.width || last_conf.height != conf.height) {
-                last_conf = conf;
-                $scope.projectorWidth = conf.width;
-                $scope.projectorHeight = conf.height;
-                $scope.scale = 256.0 / $scope.projectorWidth;
-                $scope.iframeHeight = $scope.scale * $scope.projectorHeight;
+            var broadcast = Config.get('projector_broadcast').value;
+            if (!last_broadcast || last_broadcast != broadcast) {
+                last_broadcast = broadcast;
+                $scope.broadcast = broadcast;
             }
         });
 
+        $scope.changeProjector = function (projector) {
+            $scope.active_projector = projector;
+            $scope.scale = 256.0 / projector.width;
+            $scope.iframeHeight = $scope.scale * projector.height;
+        };
+
+        $scope.editCurrentSlide = function (projector) {
+            var state = projector.getStateForCurrentSlide();
+            if (state) {
+                $state.go(state.state, state.param);
+            }
+        };
+
         // *** countdown functions ***
         $scope.calculateCountdownTime = function (countdown) {
             countdown.seconds = Math.floor( countdown.countdown_time - Date.now() / 1000 + $scope.serverOffset );
         };
-        $scope.rebuildAllElements = function () {
-            $scope.countdowns = [];
-            $scope.messages = [];
-            // iterate via all projector elements and catch all countdowns and messages
-            $.each(Projector.get(1).elements, function(key, value) {
-                if (value.name == 'core/countdown') {
-                    $scope.countdowns.push(value);
-                    if (value.status == "running") {
-                        // calculate remaining seconds directly because interval starts with 1 second delay
-                        $scope.calculateCountdownTime(value);
-                        // start interval timer (every second)
-                        value.interval = $interval( function() { $scope.calculateCountdownTime(value); }, 1000);
-                    } else {
-                        value.seconds = value.countdown_time;
+        $scope.editCountdown = function (countdown) {
+            countdown.editFlag = false;
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (element, uuid) {
+                    if (element.name == 'core/countdown' && element.index == countdown.index) {
+                        var data = {};
+                        data[uuid] = {
+                            "description": countdown.description,
+                            "default_time": parseInt(countdown.default_time)
+                        };
+                        if (!countdown.running) {
+                            data[uuid].countdown_time = parseInt(countdown.default_time);
+                        }
+                        $http.post('/rest/core/projector/' + projector.id + '/update_elements/', data);
                     }
-                }
-                if (value.name == 'core/message') {
-                    $scope.messages.push(value);
-                }
+                });
             });
-            $scope.scrollLevel = Projector.get(1).scroll;
-            $scope.scaleLevel = Projector.get(1).scale;
         };
-
-        // get initial values for $scope.countdowns, $scope.messages, $scope.scrollLevel
-        // and $scope.scaleLevel (after page reload)
-        $scope.rebuildAllElements();
-
         $scope.addCountdown = function () {
-            var defaultvalue = parseInt(Config.get('projector_default_countdown').value);
-            $http.post('/rest/core/projector/1/activate_elements/', [{
+            var default_time = parseInt($scope.config('projector_default_countdown'));
+            $scope.highestCountdownIndex++;
+            // select all projectors on creation, so write the countdown to all projectors
+            $scope.projectors.forEach(function (projector) {
+                $http.post('/rest/core/projector/' + projector.id + '/activate_elements/', [{
                     name: 'core/countdown',
-                    status: 'stop',
+                    countdown_time: default_time,
+                    default_time: default_time,
                     visible: false,
-                    index: $scope.countdowns.length,
-                    countdown_time: defaultvalue,
-                    default: defaultvalue,
-                    stable: true
-            }]);
+                    selected: true,
+                    index: $scope.highestCountdownIndex,
+                    running: false,
+                    stable: true,
+                }]);
+            });
         };
         $scope.removeCountdown = function (countdown) {
-            var data = {};
-            var delta = 0;
-            // rebuild index for all countdowns after the selected (deleted) countdown
-            for (var i=0; i<$scope.countdowns.length; i++) {
-                if ( $scope.countdowns[i].uuid == countdown.uuid ) {
-                    delta = 1;
-                } else if (delta > 0) {
-                        data[$scope.countdowns[i].uuid] = { "index": i - delta };
-                }
-            }
-            $http.post('/rest/core/projector/1/deactivate_elements/', [countdown.uuid]);
-            if (Object.keys(data).length > 0) {
-                $http.post('/rest/core/projector/1/update_elements/', data);
-            }
-        };
-        $scope.showCountdown = function (countdown) {
-            var data = {};
-            data[countdown.uuid] = { "visible": !countdown.visible };
-            $http.post('/rest/core/projector/1/update_elements/', data);
-        };
-        $scope.editCountdown = function (countdown) {
-            var data = {};
-            data[countdown.uuid] = {
-                "description": countdown.description,
-                "default": parseInt(countdown.default)
-            };
-            if (countdown.status == "stop") {
-                data[countdown.uuid].countdown_time = parseInt(countdown.default);
-            }
-            $http.post('/rest/core/projector/1/update_elements/', data);
+            $scope.projectors.forEach(function (projector) {
+                var countdowns = [];
+                _.forEach(projector.elements, function (element, uuid) {
+                    if (element.name == 'core/countdown' && element.index == countdown.index) {
+                        $http.post('/rest/core/projector/' + projector.id + '/deactivate_elements/', [uuid]);
+                    }
+                });
+            });
         };
         $scope.startCountdown = function (countdown) {
-            var data = {};
-            // calculate end point of countdown (in seconds!)
-            var endTimestamp = Date.now() / 1000 - $scope.serverOffset + countdown.countdown_time;
-            data[countdown.uuid] = {
-                "status": "running",
-                "countdown_time": endTimestamp
-            };
-            $http.post('/rest/core/projector/1/update_elements/', data);
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (element, uuid) {
+                    if (element.name == 'core/countdown' && element.index == countdown.index) {
+                        var data = {};
+                        // calculate end point of countdown (in seconds!)
+                        var endTimestamp = Date.now() / 1000 - $scope.serverOffset + countdown.countdown_time;
+                        data[uuid] = {
+                            'running': true,
+                            'countdown_time': endTimestamp
+                        };
+                        $http.post('/rest/core/projector/' + projector.id + '/update_elements/', data);
+                    }
+                });
+            });
         };
         $scope.stopCountdown = function (countdown) {
-            var data = {};
-            // calculate rest duration of countdown (in seconds!)
-            var newDuration = Math.floor( countdown.countdown_time - Date.now() / 1000 + $scope.serverOffset );
-            data[countdown.uuid] = {
-                "status": "stop",
-                "countdown_time": newDuration
-            };
-            $http.post('/rest/core/projector/1/update_elements/', data);
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (element, uuid) {
+                    if (element.name == 'core/countdown' && element.index == countdown.index) {
+                        var data = {};
+                        // calculate rest duration of countdown (in seconds!)
+                        var newDuration = Math.floor( countdown.countdown_time - Date.now() / 1000 + $scope.serverOffset );
+                        data[uuid] = {
+                            'running': false,
+                            'countdown_time': newDuration
+                        };
+                        $http.post('/rest/core/projector/' + projector.id + '/update_elements/', data);
+                    }
+                });
+            });
         };
         $scope.resetCountdown = function (countdown) {
-            var data = {};
-            data[countdown.uuid] = {
-                "status": "stop",
-                "countdown_time": countdown.default,
-            };
-            $http.post('/rest/core/projector/1/update_elements/', data);
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (element, uuid) {
+                    if (element.name == 'core/countdown' && element.index == countdown.index) {
+                        var data = {};
+                        data[uuid] = {
+                            'running': false,
+                            'countdown_time': countdown.default_time,
+                        };
+                        $http.post('/rest/core/projector/' + projector.id + '/update_elements/', data);
+                    }
+                });
+            });
         };
 
         // *** message functions ***
+        $scope.editMessage = function (message) {
+            message.editFlag = false;
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (element, uuid) {
+                    if (element.name == 'core/message' && element.index == message.index) {
+                        var data = {};
+                        data[uuid] = {
+                            message: message.message,
+                        };
+                        $http.post('/rest/core/projector/' + projector.id + '/update_elements/', data);
+                    }
+                });
+            });
+        };
         $scope.addMessage = function () {
-            $http.post('/rest/core/projector/1/activate_elements/', [{
+            $scope.highestMessageIndex++;
+            // select all projectors on creation, so write the countdown to all projectors
+            $scope.projectors.forEach(function (projector) {
+                $http.post('/rest/core/projector/' + projector.id + '/activate_elements/', [{
                     name: 'core/message',
                     visible: false,
-                    index: $scope.messages.length,
+                    selected: true,
+                    index: $scope.highestMessageIndex,
                     message: '',
-                    stable: true
-            }]);
+                    stable: true,
+                }]);
+            });
         };
         $scope.removeMessage = function (message) {
-            $http.post('/rest/core/projector/1/deactivate_elements/', [message.uuid]);
-        };
-        $scope.showMessage = function (message) {
-            var data = {};
-            // if current message is activated, deactivate all other messages
-            if ( !message.visible ) {
-                for (var i=0; i<$scope.messages.length; i++) {
-                    if ( $scope.messages[i].uuid == message.uuid ) {
-                        data[$scope.messages[i].uuid] = { "visible": true };
-                    } else {
-                        data[$scope.messages[i].uuid] = { "visible": false };
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (element, uuid) {
+                    if (element.name == 'core/message' && element.index == message.index) {
+                        $http.post('/rest/core/projector/' + projector.id + '/deactivate_elements/', [uuid]);
                     }
-                }
-            } else {
-                data[message.uuid] = { "visible": false };
-            }
-            $http.post('/rest/core/projector/1/update_elements/', data);
-        };
-        $scope.editMessage = function (message) {
-            var data = {};
-            data[message.uuid] = {
-                "message": message.message,
-            };
-            $http.post('/rest/core/projector/1/update_elements/', data);
-            message.editMessageFlag = false;
+                });
+            });
         };
 
-        // *** projector controls ***
-        $scope.scrollLevel = Projector.get(1).scroll;
-        $scope.scaleLevel = Projector.get(1).scale;
-        $scope.controlProjector = function (action, direction) {
-            $http.post('/rest/core/projector/1/control_view/', {"action": action, "direction": direction});
+        /* project functions*/
+        $scope.project = function (element) {
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (projectorElement, uuid) {
+                    if (element.name == projectorElement.name && element.index == projectorElement.index) {
+                        var data = {};
+                        data[uuid] = {visible: !projectorElement.visible};
+                        $http.post('/rest/core/projector/' + projector.id + '/update_elements/', data);
+                    }
+                });
+            });
         };
-        $scope.editCurrentSlide = function () {
-            $.each(Projector.get(1).elements, function(key, value) {
-                if (value.name == 'agenda/list-of-speakers') {
-                    $state.go('agenda.item.detail', {id: value.id});
-                } else if (
-                    value.name != 'agenda/item-list' &&
-                    value.name != 'core/clock' &&
-                    value.name != 'core/countdown' &&
-                    value.name != 'core/message' ) {
-                    $state.go(value.name.replace('/', '.')+'.detail.update', {id: value.id});
+        $scope.isProjected = function (element) {
+            var projectorIds = [];
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (projectorElement, uuid) {
+                    if (element.name == projectorElement.name && element.index == projectorElement.index) {
+                        if (projectorElement.visible && projectorElement.selected) {
+                            projectorIds.push(projector.id);
+                        }
+                    }
+                });
+            });
+            return projectorIds;
+        };
+        $scope.isProjectedOn = function (element, projector) {
+            var projectedIds = $scope.isProjected(element);
+            return _.indexOf(projectedIds, projector.id) > -1;
+        };
+        $scope.hasProjector = function (element, projector) {
+            var hasProjector = false;
+            _.forEach(projector.elements, function (projectorElement, uuid) {
+                if (element.name == projectorElement.name && element.index == projectorElement.index) {
+                    if (projectorElement.selected) {
+                        hasProjector = true;
+                    }
                 }
             });
+            return hasProjector;
+        };
+        $scope.toggleProjector = function (element, projector) {
+            _.forEach(projector.elements, function (projectorElement, uuid) {
+                if (element.name == projectorElement.name && element.index == projectorElement.index) {
+                    var data = {};
+                    data[uuid] = {
+                        'selected': !projectorElement.selected,
+                    };
+                    $http.post('/rest/core/projector/' + projector.id + '/update_elements/', data);
+                }
+            });
+        };
+        $scope.selectAll = function (element, value) {
+            $scope.projectors.forEach(function (projector) {
+                _.forEach(projector.elements, function (projectorElement, uuid) {
+                    if (element.name == projectorElement.name && element.index == projectorElement.index) {
+                        var data = {};
+                        data[uuid] = {
+                            'selected': value,
+                        };
+                        $http.post('/rest/core/projector/' + projector.id + '/update_elements/', data);
+                    }
+                });
+            });
+        };
+
+        $scope.preventClose = function (e) {
+            e.stopPropagation();
+        };
+    }
+])
+
+.controller('ManageProjectorsCtrl', [
+    '$scope',
+    '$http',
+    '$state',
+    '$timeout',
+    'Projector',
+    'ProjectionDefault',
+    'Config',
+    'gettextCatalog',
+    function ($scope, $http, $state, $timeout, Projector, ProjectionDefault, Config, gettextCatalog) {
+        ProjectionDefault.bindAll({}, $scope, 'projectiondefaults');
+
+        // watch for changes in projector_broadcast
+        // and projector_currentListOfSpeakers_reference
+        var last_broadcast, last_clos;
+        $scope.$watch(function () {
+            return Config.lastModified();
+        }, function () {
+            var broadcast = $scope.config('projector_broadcast'),
+            currentListOfSpeakers = $scope.config('projector_currentListOfSpeakers_reference');
+            if (!last_broadcast || last_broadcast != broadcast) {
+                last_broadcast = broadcast;
+                $scope.broadcast = broadcast;
+            }
+            if (!last_clos || last_clos != currentListOfSpeakers) {
+                last_clos = currentListOfSpeakers;
+                $scope.currentListOfSpeakers = currentListOfSpeakers;
+            }
+        });
+
+        // watch for changes in Projector, and recalc scale and iframeHeight
+        var first_watch = true;
+        $scope.resolutions = [];
+        $scope.edit = [];
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            $scope.projectors = Projector.getAll();
+            $scope.projectors.forEach(function (projector) {
+                projector.iframeScale = 256.0 / projector.width;
+                projector.iframeHeight = projector.iframeScale * projector.height;
+                if (first_watch) {
+                    $scope.resolutions[projector.id] = {
+                        width: projector.width,
+                        height: projector.height
+                    };
+                    $scope.edit[projector.id] = false;
+                }
+            });
+            if ($scope.projectors.length) {
+                first_watch = false;
+            }
+        });
+
+        // Set list of speakers reference
+        $scope.setListOfSpeakers = function (projector) {
+            Config.get('projector_currentListOfSpeakers_reference').value = projector.id;
+            Config.save('projector_currentListOfSpeakers_reference');
+        };
+
+        // Projector functions
+        $scope.setProjectionDefault = function (projector, def) {
+            $http.post('/rest/core/projector/' + projector.id + '/set_projectiondefault/', def.id);
+        };
+        $scope.createProjector = function (name) {
+            var projector = {
+                name: name,
+                config: {},
+                scale: 0,
+                scroll: 0,
+                blank: false,
+                projectiondefaults: [],
+            };
+            Projector.create(projector).then(function (projector) {
+                $http.post('/rest/core/projector/' + projector.id + '/activate_elements/', [{
+                    name: 'core/clock',
+                    stable: true
+                }]);
+                $scope.resolutions[projector.id] = {
+                    width: projector.width,
+                    height: projector.height
+                };
+            });
+        };
+        $scope.deleteProjector = function (projector) {
+            if (projector.id != 1) {
+                Projector.destroy(projector.id);
+            }
+        };
+        $scope.editCurrentSlide = function (projector) {
+            var state = projector.getStateForCurrentSlide();
+            if (state) {
+                $state.go(state.state, state.param);
+            }
+        };
+        $scope.editName = function (projector) {
+            projector.config = projector.elements;
+            Projector.save(projector);
+        };
+        $scope.changeResolution = function (projectorId) {
+            $http.post(
+                '/rest/core/projector/' + projectorId + '/set_resolution/',
+                $scope.resolutions[projectorId]
+            ).then(function (success) {
+                $scope.resolutions[projectorId].error = null;
+            }, function (error) {
+                $scope.resolutions[projectorId].error = error.data.detail;
+            });
+        };
+
+        // Identify projectors
+        $scope.identifyProjectors = function () {
+            if ($scope.identifyPromise) {
+                $timeout.cancel($scope.identifyPromise);
+                $scope.removeIdentifierMessages();
+            } else {
+                $scope.projectors.forEach(function (projector) {
+                    $http.post('/rest/core/projector/' + projector.id + '/activate_elements/', [{
+                        name: 'core/message',
+                        stable: true,
+                        selected: true,
+                        visible: true,
+                        message: gettextCatalog.getString('Projector') + ' ' + projector.id + ': ' + projector.name,
+                        type: 'identify'
+                    }]);
+                });
+                $scope.identifyPromise = $timeout($scope.removeIdentifierMessages, 3000);
+            }
+        };
+        $scope.removeIdentifierMessages = function () {
+            Projector.getAll().forEach(function (projector) {
+                angular.forEach(projector.elements, function (uuid, value) {
+                    if (value.name == 'core/message' && value.type == 'identify') {
+                        $http.post('/rest/core/projector/' + projector.id + '/deactivate_elements/', [uuid]);
+                    }
+                });
+            });
+            $scope.identifyPromise = null;
         };
     }
 ])
diff --git a/openslides/core/static/templates/config-form-field.html b/openslides/core/static/templates/config-form-field.html
index 177150830..8d9a27a62 100644
--- a/openslides/core/static/templates/config-form-field.html
+++ b/openslides/core/static/templates/config-form-field.html
@@ -11,26 +11,6 @@
            id="{{ key }}"
            type="{{ type }}">
 
-    <!-- resolution -->
-    <!-- Can be removed with multiprojector, but maybe it could be reused in the projectormanage-view -->
-    <!-- if removed, remember to delete the class resolution -->
-    <span ng-if="type == 'resolution'">
-      <translate>Width</translate>:
-      <input ng-model="$parent.value.width"
-             ng-model-option="{debounce: 1000}"
-             ng-change="save(configOption.key, $parent.value)"
-             class="form-control resolution"
-             id="{{ key }}_width"
-             type="number">
-      <translate>Height</translate>:
-      <input ng-model="$parent.value.height"
-             ng-model-option="{debounce: 1000}"
-             ng-change="save(configOption.key, $parent.value)"
-             class="form-control resolution"
-             id="{{ key }}_height"
-             type="number">
-    </span>
-
     <!-- comments -->
     <div class="input-comments" ng-if="type == 'comments'">
       <div ng-repeat="entry in $parent.value" class="input-group">
diff --git a/openslides/core/static/templates/core/manage-projectors.html b/openslides/core/static/templates/core/manage-projectors.html
new file mode 100644
index 000000000..fe115510e
--- /dev/null
+++ b/openslides/core/static/templates/core/manage-projectors.html
@@ -0,0 +1,200 @@
+<div class="header">
+  <div class="title">
+    <div class="submenu">
+      <div>
+        <button class="btn btn-primary" ng-bootbox-prompt="{{ 'Please enter a name for the new projector' | translate }}"
+          ng-bootbox-prompt-action="createProjector(result)">
+          <i class="fa fa-plus"></i>
+          <translate>New</translate>
+        </button>
+      </div>
+      <div class="dropdown">
+        <button class="btn btn-default dropdown-toggle" id="menuListofSpeakers" data-toggle="dropdown"
+          aria-haspopup="true" aria-expanded="true">
+          <translate>Current list of speakers reference</translate>
+          <span class="caret"></span>
+        </button>
+        <ul class="dropdown-menu dropdown-entries" aria-labelledby="menuListOfSpeakers">
+          <li ng-repeat="projector in projectors"
+            ng-click="setListOfSpeakers(projector)">
+            <i class="fa fa-check" ng-if="projector.id == currentListOfSpeakers"></i>
+            {{ projector.name }}
+          </li>
+        </ul>
+      </div>
+      <div>
+        <button class="btn" ng-click="identifyProjectors()" ng-class="identifyPromise ? 'btn-primary' : 'btn-default'">
+          <i class="fa fa-binoculars"></i>
+          <translate>Identify</translate>
+        </button>
+      </div>
+    </div>
+    <h1 translate>Projektoren verwalten</h1>
+  </div>
+</div>
+
+<div class="details">
+  <div class="projectorContainer">
+
+    <div ng-repeat="projector in projectors">
+      <div>
+        <a ui-sref="projector({id: projector.id})">
+          {{ projector.id }}:
+          <strong>{{ projector.name }}</strong>
+        </a>
+        <a href="" class="pull-right" ng-click="edit[projector.id] = !edit[projector.id]"><i class="fa" ng-class="edit[projector.id] ? 'fa-times' : 'fa-pencil'"></i></a>
+      </div>
+
+      <div ng-show="edit[projector.id]" style="margin-bottom: -20px;">
+        <div>
+          <div class="dropdown" uib-dropdown>
+            <button class="btn btn-default btn-sm" id="menuProjector{{ pr.id }}" uib-dropdown-toggle>
+              <translate>Projection defaults</translate>
+              <span class="caret"></span>
+            </button>
+            <ul class="dropdown-menu dropdown-entries" aria-labelledby="menuProjector{{ pr.id }}">
+              <li ng-repeat="projectiondefault in projectiondefaults | orderBy:'id'"
+                  ng-click="setProjectionDefault(projector, projectiondefault)">
+                <i class="fa fa-check" ng-if="projectiondefault.projector_id === projector.id"></i>
+                {{ projectiondefault.display_name | translate }}
+              </li>
+            </ul>
+          </div>
+          <button type="button" class="btn btn-danger btn-sm"
+            ng-hide="projector.id==1"
+            ng-bootbox-confirm="{{ 'Are you sure you want to delete this entry?' | translate }}<br>
+            <b>{{ projector.name }}</b>"
+            ng-bootbox-confirm-action="deleteProjector(projector)">
+            <i class="fa fa-trash"></i>
+            <translate>Delete</translate>
+          </button>
+          <div ng-show="projector.id==1" style="height: 30px"><!-- Placeholder --></div>
+        </div>
+        <div>
+          <label for="name{{ projector.id }}" class="control-label"><translate>Name</translate>:</label>
+          <input type="text" class="form-control" id="name{{ projector.id }}"
+            ng-model="projector.name" ng-change="editName(projector)"
+            ng-model-options="{debounce: 2000}"></input>
+        </div>
+        <div>
+          <label for="resolution{{ projector.id }}" class="control-label"><translate>Resolution</translate>:</label>
+          <div id="resolution{{ projector.id }}">
+            <input ng-model="resolutions[projector.id].width"
+                   ng-model-option="{debounce: 2000}"
+                   ng-change="changeResolution(projector.id)"
+                   class="form-control resolution"
+                   id="{{ projector.id }}_width"
+                   type="number">
+            x
+            <input ng-model="resolutions[projector.id].height"
+                   ng-model-option="{debounce: 2000}"
+                   ng-change="changeResolution(projector.id)"
+                   class="form-control resolution"
+                   id="{{ projector.id }}_height"
+                   type="number">
+          </div>
+          <p class="help-block">
+            {{ resolutions[projector.id].error }}
+          </p>
+        </div>
+      </div>
+
+      <style>
+        #iframe_{{ projector.id }} {
+            width: {{ projector.width }}px;
+            height: {{ projector.height }}px;
+            -moz-transform: scale({{ projector.iframeScale }});
+            -webkit-transform: scale({{ projector.iframeScale }});
+            -o-transform: scale({{ projector.iframeScale }});
+            transform: scale({{ projector.iframeScale }});
+            /* IE8+ - must be on one line, unfortunately */
+            -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11={{ projector.iframeScale }}, M12=0, M21=0, M22={{ projector.iframeScale }}, SizingMethod='auto expand')";
+        }
+
+        #iframewrapper_{{ projector.id }} {
+            height: {{ projector.iframeHeight }}px;
+        }
+
+        #iframeoverlay_{{ projector.id }} {
+          height: {{ projector.iframeHeight }}px;
+        }
+      </style>
+
+      <a ui-sref="projector({id: projector.id})" target="_blank">
+        <div class="iframewrapper" id="iframewrapper_{{ projector.id }}">
+          <iframe class="iframe" id="iframe_{{ projector.id }}" ng-src="{{ '/real-projector/' + projector.id }}" frameborder="0"></iframe>
+          <div class="iframeoverlay" id="iframeoverlay_{{ projector.id }}"></div>
+        </div>
+      </a>
+      <!-- projector control buttons -->
+      <div os-perms="core.can_manage_projector">
+
+        <!-- edit -->
+        <a ng-click="editCurrentSlide(projector)"
+            class="btn btn-default btn-sm"
+            title="{{ 'Edit current slide' | translate}}">
+          <i class="fa fa-pencil"></i>
+        </a>
+
+        <!-- scale -->
+        <div class="btn-group">
+          <a ng-click="projector.controlProjector('scale', 'down')"
+              class="btn btn-default btn-sm"
+              title="{{ 'Smaller' | translate}}">
+            <i class="fa fa-search-minus"></i>
+          </a>
+          <a ng-click="projector.controlProjector('scale', 'up')"
+              class="btn btn-default btn-sm"
+              title="{{ 'Bigger' | translate}}">
+            <i class="fa fa-search-plus"></i>
+          </a>
+          <a ng-click="projector.controlProjector('scale', 'reset')"
+              class="btn btn-default btn-sm"
+              title="{{ 'Reset scaling' | translate}}">
+            <i class="fa fa-undo"></i>
+          </a>
+        </div>
+        <span ng-class="{'notNull': projector.scale != 0}">{{ projector.scale }}</span>
+
+        <!-- scroll -->
+        <div class="btn-group">
+          <a ng-click="projector.controlProjector('scroll', 'down')"
+              class="btn btn-default btn-sm"
+              title="{{ 'Scroll up' | translate}}">
+            <i class="fa fa-arrow-up"></i>
+          </a>
+          <a ng-click="projector.controlProjector('scroll', 'up')"
+              class="btn btn-default btn-sm"
+              title="{{ 'Scroll down' | translate}}">
+            <i class="fa fa-arrow-down"></i>
+          </a>
+          <a ng-click="projector.controlProjector('scroll', 'reset')"
+              class="btn btn-default btn-sm"
+              title="{{ 'Reset scrolling' | translate}}">
+            <i class="fa fa-undo"></i>
+          </a>
+        </div>
+        <span ng-class="{'notNull': projector.scroll != 0}">{{ projector.scroll }}</span>
+      </div>
+
+      <!-- Default, BC, Blank -->
+      <div class="middle">
+        <div class="btn-group">
+          <button class="btn btn-sm" ng-class="broadcast == projector.id ? 'btn-primary' : 'btn-default'"
+            ng-click="projector.toggleBroadcast(projector)"
+            ng-disabled="broadcast > 0 && broadcast != projector.id">
+            <i class="fa" ng-class="broadcast == projector.id ? 'fa-star' : 'fa-star-o'"></i>
+            <translate>Broadcast</translate>
+          </button>
+          <button class="btn btn-sm" ng-class="projector.blank ? 'btn-primary' : 'btn-default'"
+            ng-click="projector.toggleBlank(projector)"
+            ng-disabled="broadcast > 0 && broadcast != projector.id">
+            <i class="fa" ng-class="projector.blank ? 'fa-square' : 'fa-square-o'"></i>
+            <translate>Blank</translate>
+          </button>
+        </div>
+      </div>
+
+    </div>
+  </div>
+</div>
diff --git a/openslides/core/static/templates/core/projector-controls.html b/openslides/core/static/templates/core/projector-controls.html
index a6d9ed586..5bc4c4585 100644
--- a/openslides/core/static/templates/core/projector-controls.html
+++ b/openslides/core/static/templates/core/projector-controls.html
@@ -10,10 +10,9 @@
       </a>
       <div uib-collapse="isLiveViewClosed" ng-cloak>
         <style>
-          /* iframe for live view */
-          .col2 #iframe {
-              width: {{ projectorWidth }}px;
-              height: {{ projectorHeight }}px;
+          .col2 #iframe_sidebar {
+              width: {{ active_projector.width }}px;
+              height: {{ active_projector.height }}px;
               -moz-transform: scale({{ scale }});
               -webkit-transform: scale({{ scale }});
               -o-transform: scale({{ scale }});
@@ -22,25 +21,72 @@
               -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11={{ scale }}, M12=0, M21=0, M22={{ scale }}, SizingMethod='auto expand')";
           }
 
-          .col2 #iframewrapper {
+          .col2 #iframewrapper_sidebar {
               height: {{ iframeHeight }}px;
           }
 
-          .col2 #iframeoverlay {
+          .col2 #iframeoverlay_sidebar {
             height: {{ iframeHeight }}px;
           }
         </style>
-        <a ui-sref="projector" target="_blank">
-          <div id="iframewrapper">
-            <iframe id="iframe" src="/real-projector" frameborder="0"></iframe>
-            <div id="iframeoverlay"></div>
+        <div class="projectorSelector">
+          <div>
+            <div class="dropdown" ng-show="projectors.length > 1">
+              <button class="btn btn-default btn-sm dropdown-toggle" id="menuProjector" data-toggle="dropdown"
+                aria-haspopup="true" aria-expanded="true">
+                <i class="fa fa-video-camera"></i>
+                {{ active_projector.name }}
+                <span class="caret"></span>
+              </button>
+              <ul class="dropdown-menu dropdown-entries" aria-labelledby="menuProjector">
+                <li ng-repeat="projector in projectors"
+                  ng-class="{'projected': projector === active_projector}"
+                  ng-click="changeProjector(projector)">
+                  <i ng-show="projector === active_projector" class="fa fa-video-camera"></i>
+                  {{ projector.name }}
+                  <i ng-show="projector.id == broadcast" class="fa fa-star-o spacer-left"></i>
+                </li>
+              </ul>
+            </div>
+            <div>
+              <button class="btn btn-sm" ng-click="active_projector.toggleBlank()" ng-hide="projectors.length > 1"
+                ng-class="active_projector.blank ? 'btn-primary' : 'btn-default'">
+                <i class="fa" ng-class="active_projector.blank ? 'fa-square' : 'fa-square-o'"></i>
+                <translate>Blank</translate>
+              </button>
+            </div>
+            <a class="btn btn-primary btn-sm manageBtn" ui-sref="manage-projectors">
+              <i class="fa fa-cog fa-lg"></i>
+              <translate>Manage</translate>
+            </a>
+          </div>
+
+          <div class="btn-group" ng-show="projectors.length > 1">
+            <button class="btn btn-sm" ng-class="broadcast == active_projector.id ? 'btn-primary' : 'btn-default'"
+              ng-click="active_projector.toggleBroadcast()" ng-disabled="broadcast > 0 && broadcast != active_projector.id">
+              <i class="fa" ng-class="broadcast == active_projector.id ? 'fa-star' : 'fa-star-o'"></i>
+              <translate>Broadcast</translate>
+            </button>
+            <button class="btn btn-sm" ng-click="active_projector.toggleBlank()"
+              ng-class="active_projector.blank ? 'btn-primary' : 'btn-default'"
+              ng-disabled="broadcast > 0 && broadcast != active_projector.id">
+              <i class="fa" ng-class="active_projector.blank ? 'fa-square' : 'fa-square-o'"></i>
+              <translate>Blank</translate>
+            </button>
+          </div>
+        </div>
+
+        <a ui-sref="projector({id: active_projector.id })" target="_blank">
+          <div class="iframewrapper" id="iframewrapper_sidebar">
+            <iframe class="iframe" id="iframe_sidebar" ng-src="{{ '/real-projector/' + active_projector.id }}" frameborder="0"></iframe>
+            <div class="iframeoverlay" id="iframeoverlay_sidebar"></div>
           </div>
         </a>
         <!-- projector control buttons -->
         <div os-perms="core.can_manage_projector">
 
           <!-- edit -->
-          <a ng-click="editCurrentSlide()"
+          <a ng-click="editCurrentSlide(active_projector)"
               class="btn btn-default btn-sm"
               title="{{ 'Edit current slide' | translate}}">
             <i class="fa fa-pencil"></i>
@@ -48,43 +94,43 @@
 
           <!-- scale -->
           <div class="btn-group">
-            <a ng-click="controlProjector('scale', 'down')"
+            <a ng-click="active_projector.controlProjector('scale', 'down')"
                 class="btn btn-default btn-sm"
                 title="{{ 'Smaller' | translate}}">
               <i class="fa fa-search-minus"></i>
             </a>
-            <a ng-click="controlProjector('scale', 'up')"
+            <a ng-click="active_projector.controlProjector('scale', 'up')"
                 class="btn btn-default btn-sm"
                 title="{{ 'Bigger' | translate}}">
               <i class="fa fa-search-plus"></i>
             </a>
-            <a ng-click="controlProjector('scale', 'reset')"
+            <a ng-click="active_projector.controlProjector('scale', 'reset')"
                 class="btn btn-default btn-sm"
                 title="{{ 'Reset scaling' | translate}}">
               <i class="fa fa-undo"></i>
             </a>
           </div>
-          <span ng-class="{ 'notNull': scaleLevel != 0 }">{{ scaleLevel }}</span>
+          <span ng-class="{ 'notNull': active_projector.scale != 0 }">{{ active_projector.scale }}</span>
 
           <!-- scroll -->
           <div class="btn-group">
-            <a ng-click="controlProjector('scroll', 'down')"
+            <a ng-click="active_projector.controlProjector('scroll', 'down')"
                 class="btn btn-default btn-sm"
                 title="{{ 'Scroll up' | translate}}">
               <i class="fa fa-arrow-up"></i>
             </a>
-            <a ng-click="controlProjector('scroll', 'up')"
+            <a ng-click="active_projector.controlProjector('scroll', 'up')"
                 class="btn btn-default btn-sm"
                 title="{{ 'Scroll down' | translate}}">
               <i class="fa fa-arrow-down"></i>
             </a>
-            <a ng-click="controlProjector('scroll', 'reset')"
+            <a ng-click="active_projector.controlProjector('scroll', 'reset')"
                 class="btn btn-default btn-sm"
                 title="{{ 'Reset scrolling' | translate}}">
               <i class="fa fa-undo"></i>
             </a>
           </div>
-          <span ng-class="{ 'notNull': scrollLevel != 0 }">{{ scrollLevel }}</span>
+          <span ng-class="{ 'notNull': active_projector.scroll != 0 }">{{ active_projector.scroll }}</span>
         </div>
       </div>
     </div>
@@ -96,11 +142,10 @@
         <h4 translate>Countdowns</h4>
       </a>
       <div uib-collapse="!isCountdowns" ng-cloak>
-        <div ng-repeat="countdown in countdowns | orderBy: 'index'" id="{{countdown.uuid}}"
-            class="countdown panel panel-default">
+        <div ng-repeat="countdown in countdowns | orderBy: 'index'" id="countdown{{countdown.uuid}}" class="countdown panel panel-default">
           <div class="panel-heading">
             <span ng-if="countdown.description">{{ countdown.description }}</span>
-            <span ng-if="!countdown.description">Countdown {{ countdown.index +1 }}</span>
+            <span ng-if="!countdown.description">Countdown {{ $index +1 }}</span>
             <!-- remove countdown button -->
             <button type="button" class="close"
                 ng-click="removeCountdown(countdown)"
@@ -109,36 +154,58 @@
             </button>
             <!-- edit countdown button -->
             <button type="button" class="close editicon"
-                ng-click="editCountdownFlag=true;"
+                ng-click="countdown.editFlag=true;"
                 title="{{ 'Edit countdown' | translate}}">
                 <i class="fa fa-pencil"></i>
             </button>
           </div>
           <div class="panel-body"
-              ng-class="{ 'projected': countdown.visible }">
+            ng-class="{ 'projected': isProjected(countdown).length }">
             <!-- project countdown button -->
-            <a class="btn btn-default btn-sm"
-                ng-model="countdown.visible"
-                ng-click="showCountdown(countdown)"
-                ng-class="{ 'btn-primary': countdown.visible }"
-                title="{{ 'Project countdown' | translate }}">
-              <i class="fa fa-video-camera"></i>
-            </a>
+            <div class="btn-group" style="width:54px;" uib-dropdown>
+              <button type="button" class="btn btn-default btn-sm"
+                ng-click="project(countdown)"
+                ng-class="{ 'btn-primary': isProjected(countdown).length }">
+                <i class="fa fa-video-camera"></i>
+              </button>
+              <button ng-if="projectors.length > 1" type="button" class="btn btn-default btn-sm slimDropDown" uib-dropdown-toggle>
+                <span class="caret"></span>
+              </button>
+              <ul class="dropdown-menu">
+                <li role="menuitem" ng-if="projectors.length > 1" style="text-align: center;">
+                  <span class="pointer" ng-click="selectAll(countdown, true); preventClose($event)" translate>
+                    All
+                  </span>
+                  | <span class="pointer" ng-click="selectAll(countdown, false); preventClose($event)" translate>
+                    None
+                  </span>
+                </li>
+                <li class="divider" ng-if="projectors.length > 1"></li>
+                <li role="menuitem" ng-repeat="projector in projectors">
+                  <a href="" ng-click="toggleProjector(countdown, projector); preventClose($event)"
+                      ng-class="{ 'projected': isProjectedOn(countdown, projector) }">
+                    <i class="fa fa-square-o" ng-hide="hasProjector(countdown, projector)"></i>
+                    <i class="fa fa-check-square-o" ng-show="hasProjector(countdown, projector)"></i>
+                    {{ projector.name }}
+                  </a>
+                </li>
+              </ul>
+            </div>
             &nbsp;&nbsp;
             <!-- countdown controls -->
             <a class="btn btn-default vcenter"
                 ng-click="resetCountdown(countdown)"
-                ng-class="{ 'disabled': countdown.status == 'stop' && countdown.default == countdown.countdown_time }"
+                ng-class="{ 'disabled': !countdown.running && countdown.default_time == countdown.countdown_time }"
                 title="{{ 'Reset countdown' | translate}}">
               <i class="fa fa-stop"></i>
             </a>
-            <a ng-if="countdown.status=='stop'" class="btn btn-default vcenter"
+            <a ng-if="!countdown.running" class="btn btn-default vcenter"
                 ng-click="startCountdown(countdown)"
                 title="{{ 'Start' | translate}}">
               <i  class="fa fa-play"></i>
-              <i ng-if="countdown.status=='running'" class="fa fa-pause"></i>
+              <i ng-if="countdown.running" class="fa fa-pause"></i>
             </a>
-            <a ng-if="countdown.status=='running'" class="btn btn-default vcenter"
+            <a ng-if="countdown.running" class="btn btn-default vcenter"
                 ng-click="stopCountdown(countdown)"
                 title="{{ 'Pause' | translate}}">
               <i  class="fa fa-pause"></i>
@@ -150,22 +217,29 @@
                 {{ countdown.seconds | osSecondsToTime }}
             </span>
             <!-- edit countdown form -->
-            <form ng-show="editCountdownFlag" ng-submit="editCountdown(countdown)">
+            <form ng-show="countdown.editFlag"
+              ng-submit="editCountdown(countdown)">
               <div class="form-group">
                 <label translate>Description</label>
                 <input ng-model="countdown.description" type="text" class="form-control input-sm">
               </div>
               <div class="form-group">
                 <label translate>Start time</label>
-                <input data-ng-model="countdown.default" min-sec-format
+                <div class="input-group">
+                  <input data-ng-model="countdown.default_time" min-sec-format
                     type="text" placeholder="mm:ss" class="form-control input-sm">
+                  <div class="input-group-addon pointer" uib-tooltip="{{ 'Reset countdown' | translate }}"
+                    ng-click="countdown.reset()">
+                    <i class="fa fa-undo"></i>
+                  </div>
+                </div>
               </div>
               <button type="submit"
                   title="{{ 'Save' | translate}}"
                   class="btn btn-sm btn-primary">
                 <i class="fa fa-check"></i>
               </button>
-              <button ng-click="editCountdownFlag=false;"
+              <button ng-click="countdown.editFlag=false;"
                   title="{{ 'Cancel' | translate}}"
                   class="btn btn-default btn-sm">
                 <i class="fa fa-times"></i>
@@ -182,7 +256,6 @@
       </div>
     </div>
 
-
     <!-- messages -->
     <div class="section" os-perms="core.can_manage_projector">
       <a href="#" ng-click="isMessages = !isMessages">
@@ -190,10 +263,10 @@
         <h4 translate>Messages</h4>
       </a>
       <div uib-collapse="!isMessages" ng-cloak>
-        <div ng-repeat="message in messages | orderBy: 'index'" id="{{message.uuid}}" class="message panel panel-default">
+        <div ng-repeat="message in messages" id="message{{message.id}}" class="message panel panel-default">
 
           <div class="panel-heading">
-              <span>{{ 'Message' | translate }} {{ message.index + 1 }}</span>
+              <span>{{ 'Message' | translate }} {{ $index + 1 }}</span>
             <!-- remove message button -->
             <button type="button" class="close"
               ng-click="removeMessage(message)"
@@ -201,29 +274,52 @@
               <i class="fa fa-times"></i>
             </button>
             <button type="button" class="close editicon"
-              ng-click="editMessageFlag=true;"
+              ng-click="message.editFlag=true"
               title="{{ 'Edit message' | translate}}">
               <i class="fa fa-pencil"></i>
             </button>
           </div>
 
           <div class="panel-body"
-              ng-class="{ 'projected': message.visible }">
+              ng-class="{ 'projected': isProjected(message).length }">
             <div class="projectorbtn">
               <!-- project message button -->
-              <a class="btn btn-default btn-sm"
-                ng-model="message.visible"
-                ng-click="showMessage(message)"
-                ng-class="{ 'btn-primary': message.visible }"
-                title="{{ 'Project message' | translate }}" float="left">
-                <i class="fa fa-video-camera"></i>
-              </a>
+              <div class="btn-group" style="width:54px;" uib-dropdown>
+                <button type="button" class="btn btn-default btn-sm"
+                  ng-click="project(message)"
+                  ng-class="{ 'btn-primary': isProjected(message).length }">
+                  <i class="fa fa-video-camera"></i>
+                </button>
+                <button type="button" ng-if="projectors.length > 1" class="btn btn-default btn-sm slimDropDown" uib-dropdown-toggle>
+                  <span class="caret"></span>
+                </button>
+                <ul class="dropdown-menu">
+                  <li role="menuitem" ng-if="projectors.length > 1" style="text-align: center;">
+                    <span class="pointer" ng-click="selectAll(message, true); preventClose($event)" translate>
+                      All
+                    </span>
+                    | <span class="pointer" ng-click="selectAll(message, false); preventClose($event)" translate>
+                      None
+                    </span>
+                  </li>
+                  <li class="divider" ng-if="projectors.length > 1"></li>
+                  <li role="menuitem" ng-repeat="projector in projectors">
+                    <a href="" ng-click="toggleProjector(message, projector); preventClose($event)"
+                        ng-class="{ 'projected': isProjectedOn(message, projector) }">
+                      <i class="fa fa-square-o" ng-hide="hasProjector(message, projector)"></i>
+                      <i class="fa fa-check-square-o" ng-show="hasProjector(message, projector)"></i>
+                      {{ projector.name }}
+                    </a>
+                  </li>
+                </ul>
+              </div>
+
             </div>
             &nbsp;&nbsp;
             <div class="innermessage" ng-bind-html="message.message"> </div>
 
             <div class="panel-input">
-              <div ng-if="editMessageFlag" class="input-group">
+              <div ng-if="message.editFlag" class="input-group">
                 <input ng-model="message.message" type="text" class="form-control input-sm">
                 <a ng-click="editMessage(message)"
                   title="{{ 'Save' | translate}}"
diff --git a/openslides/core/static/templates/core/slide_countdown.html b/openslides/core/static/templates/core/slide_countdown.html
index 10da1b2cd..d1b0d76bc 100644
--- a/openslides/core/static/templates/core/slide_countdown.html
+++ b/openslides/core/static/templates/core/slide_countdown.html
@@ -1,5 +1,5 @@
 <div ng-controller="SlideCountdownCtrl">
-  <div ng-if="visible">
+  <div ng-if="visible && selected">
     <div class="countdown well pull-right"
         ng-class="{
           'negative': seconds <= 0,
diff --git a/openslides/core/static/templates/core/slide_message.html b/openslides/core/static/templates/core/slide_message.html
index 4ef88d0cb..a3debfeda 100644
--- a/openslides/core/static/templates/core/slide_message.html
+++ b/openslides/core/static/templates/core/slide_message.html
@@ -1,4 +1,4 @@
 <div ng-controller="SlideMessageCtrl">
-  <div ng-if="visible" class="message_background"></div>
-  <div ng-if="visible" class="message well" ng-bind-html="message"></div>
+  <div ng-if="visible && selected" class="message_background"></div>
+  <div ng-if="visible && selected" class="message well" ng-class="{'identify': type=='identify'}" ng-bind-html="message"></div>
 </div>
diff --git a/openslides/core/static/templates/projector-button.html b/openslides/core/static/templates/projector-button.html
new file mode 100644
index 000000000..49415430e
--- /dev/null
+++ b/openslides/core/static/templates/projector-button.html
@@ -0,0 +1,27 @@
+<div class="btn-group" style="min-width:{{ projectors.length > 1 ? '54' : '34' }}px;" uib-dropdown
+  uib-tooltip="{{ 'Projector' | translate }} {{ model.isProjected(additionalId) }}"
+  tooltip-enable="model.isProjected(additionalId) > 0"
+  os-perms="core.can_manage_projector">
+  <button type="button" class="btn btn-default btn-sm"
+    ng-click="model.project(defaultProjectorId, additionalId)"
+    ng-class="{ 'btn-primary': model.isProjected(additionalId) == defaultProjectorId }">
+    <i class="fa fa-video-camera"></i>
+    {{ content }}
+  </button>
+  <button type="button" class="btn btn-default btn-sm slimDropDown"
+    ng-class="{ 'btn-primary': (model.isProjected(additionalId) > 0 && model.isProjected(additionalId) != defaultProjectorId) }"
+    ng-if="projectors.length > 1"
+    uib-dropdown-toggle>
+    <span class="caret"></span>
+  </button>
+  <ul class="dropdown-menu">
+    <li role="menuitem" ng-repeat="projector in projectors">
+      <a href="" ng-click="model.project(projector.id, additionalId)"
+        ng-class="{ 'projected': (model.isProjected(additionalId) == projector.id) }">
+        <i class="fa fa-video-camera" ng-show="model.isProjected(additionalId) == projector.id"></i>
+        {{ projector.name }}
+        <span ng-if="defaultProjectorId == projector.id">(<translate>Default</translate>)</span>
+      </a>
+    </li>
+  </ul>
+</div>
diff --git a/openslides/core/static/templates/projector-container.html b/openslides/core/static/templates/projector-container.html
index 62e904561..d8ed0788c 100644
--- a/openslides/core/static/templates/projector-container.html
+++ b/openslides/core/static/templates/projector-container.html
@@ -37,10 +37,14 @@
       }
     </style>
 
-    <div id="iframewrapper">
-      <iframe id="iframe" src="/real-projector" frameborder="0"></iframe>
+    <div id="iframewrapper" ng-hide="error">
+      <iframe id="iframe" ng-src="{{ '/real-projector/' + projector_id }}" frameborder="0"></iframe>
       <div id="iframeoverlay"></div>
     </div>
+
+    <div class="error" ng-show="error">
+      <p>{{ error | translate }}</p>
+    </div>
   </div>
 </div>
 
diff --git a/openslides/core/static/templates/projector.html b/openslides/core/static/templates/projector.html
index f4e59dd7d..16c7ddca3 100644
--- a/openslides/core/static/templates/projector.html
+++ b/openslides/core/static/templates/projector.html
@@ -11,34 +11,41 @@
 <script src="static/js/openslides.js"></script>
 <script src="static/js/openslides-templates.js"></script>
 
-<style type="text/css">
-  #header, #footer {
-    background-color: {{ config('projector_header_backgroundcolor') }};
-  }
-  #header, #footer, #currentTime {
-    color: {{ config('projector_header_fontcolor') }};
-  }
-  h1 {
-    color: {{ config('projector_h1_fontcolor') }};
-  }
-</style>
+<div id="projectorContainer" ng-controller="ProjectorCtrl">
+  <style type="text/css">
+    #header, #footer {
+      background-color: {{ config('projector_header_backgroundcolor') }};
+    }
+    #header, #footer, #currentTime {
+      color: {{ config('projector_header_fontcolor') }};
+    }
+    #header, #footer, .contentContainer {
+      visibility: {{ blank ? 'hidden' : 'visible' }};
+    }
+    #projectorContainer {
+      background-color: {{ blank ? config('projector_blank_color') : '#fff' }};
+      height: {{ blank ? '100%' : 'auto' }};
+    }
+    h1 {
+      color: {{ config('projector_h1_fontcolor') }};
+    }
+  </style>
 
 
-<div id="header">
-  <img ng-if="config('projector_enable_logo')" id="logo" src="/static/img/logo-projector.png" alt="OpenSlides" />
-  <div ng-if="config('projector_enable_title')" id="eventdata">
-    <div class="title" ng-class="{ 'titleonly': !config('general_event_description') }"
-        ng-bind-html="config('general_event_name')"></div>
-    <div ng-if="config('general_event_description')" class="description"
-        ng-bind-html="config('general_event_description')"></div>
+  <div id="header">
+    <img ng-if="config('projector_enable_logo')" id="logo" src="/static/img/logo-projector.png" alt="OpenSlides" />
+    <div ng-if="config('projector_enable_title')" id="eventdata">
+      <div class="title" ng-class="{ 'titleonly': !config('general_event_description') }"
+          ng-bind-html="config('general_event_name')"></div>
+      <div ng-if="config('general_event_description')" class="description"
+          ng-bind-html="config('general_event_description')"></div>
+    </div>
   </div>
-</div>
 
-<div ng-controller="ProjectorCtrl">
   <style type="text/css">
     .scrollcontent {
-      margin-top: {{scroll}}px !important;
-      font-size: {{scale}}%;
+      margin-top: {{ -80 * projector.scroll }}px !important;
+      font-size: {{ 100 + 20 * projector.scale }}%;
     }
     .mediascrollcontent {
       margin-top: {{scroll/2}}em !important;
@@ -47,21 +54,21 @@
       transform: scale({{scale/100}});
     }
   </style>
-  <div ng-repeat="element in elements | orderBy:'index'">
+  <div class="contentContainer" ng-repeat="element in elements | orderBy:'index'">
     <div ng-include="element.template"></div>
   </div>
+
+  <div id="footer">
+    <span ng-if="config('general_event_date')">
+      {{ config('general_event_date') }}
+    </span>
+    <span ng-if="config('general_event_date') && config('general_event_location')">
+      |
+    </span>
+    <span ng-if="config('general_event_location')">
+      {{ config('general_event_location') }}
+    </span>
+  </div>
 </div>
 
-<div id="footer">
-  <span ng-if="config('general_event_date')">
-    {{ config('general_event_date') }}
-  </span>
-  <span ng-if="config('general_event_date') && config('general_event_location')">
-    |
-  </span>
-  <span ng-if="config('general_event_location')">
-    {{ config('general_event_location') }}
-  </span>
-</div>
-
 <script src="/webclient/projector/"></script>
diff --git a/openslides/core/urls.py b/openslides/core/urls.py
index 2e08c6e4a..8f99d192c 100644
--- a/openslides/core/urls.py
+++ b/openslides/core/urls.py
@@ -28,10 +28,10 @@ urlpatterns = [
         name='core_webclient_javascript'),
 
     # View for the projectors are handled by angular.
-    url(r'^projector.*$', views.ProjectorView.as_view()),
+    url(r'^projector/(\d+)/$', views.ProjectorView.as_view()),
 
     # Original view without resolutioncontrol for the projectors are handled by angular.
-    url(r'^real-projector.*$', views.RealProjectorView.as_view()),
+    url(r'^real-projector/(\d+)/$', views.RealProjectorView.as_view()),
 
     # Main entry point for all angular pages.
     # Has to be the last entry in the urls.py
diff --git a/openslides/core/views.py b/openslides/core/views.py
index 7d8fa7aa0..e015f90dd 100644
--- a/openslides/core/views.py
+++ b/openslides/core/views.py
@@ -25,7 +25,6 @@ from openslides.utils.plugins import (
 )
 from openslides.utils.rest_api import (
     ModelViewSet,
-    ReadOnlyModelViewSet,
     Response,
     SimpleMetadata,
     ValidationError,
@@ -42,7 +41,7 @@ from .access_permissions import (
 )
 from .config import config
 from .exceptions import ConfigError, ConfigNotFound
-from .models import ChatMessage, Projector, Tag
+from .models import ChatMessage, ProjectionDefault, Projector, Tag
 
 
 # Special Django views
@@ -171,7 +170,7 @@ class WebclientJavaScriptView(utils_views.View):
 
 # Viewsets for the REST API
 
-class ProjectorViewSet(ReadOnlyModelViewSet):
+class ProjectorViewSet(ModelViewSet):
     """
     API endpoint for the projector slide info.
 
@@ -190,15 +189,27 @@ class ProjectorViewSet(ReadOnlyModelViewSet):
             result = self.get_access_permissions().check_permissions(self.request.user)
         elif self.action == 'metadata':
             result = self.request.user.has_perm('core.can_see_projector')
-        elif self.action in ('activate_elements', 'prune_elements', 'update_elements',
-                             'deactivate_elements', 'clear_elements', 'control_view',
-                             'set_resolution', 'set_scroll'):
+        elif self.action in (
+            'create', 'update', 'partial_update', 'destroy',
+            'activate_elements', 'prune_elements', 'update_elements', 'deactivate_elements', 'clear_elements',
+            'control_view', 'set_resolution', 'set_scroll', 'control_blank', 'broadcast',
+            'set_projectiondefault',
+        ):
             result = (self.request.user.has_perm('core.can_see_projector') and
                       self.request.user.has_perm('core.can_manage_projector'))
         else:
             result = False
         return result
 
+    # Assign all ProjectionDefault objects from this projector to the default projector (pk=1).
+    def destroy(self, *args, **kwargs):
+        projector_instance = self.get_object()
+        for projection_default in ProjectionDefault.objects.all():
+            if projection_default.projector.id == projector_instance.id:
+                projection_default.projector_id = 1
+                projection_default.save()
+        return super(ProjectorViewSet, self).destroy(*args, **kwargs)
+
     @detail_route(methods=['post'])
     def activate_elements(self, request, pk):
         """
@@ -447,6 +458,68 @@ class ProjectorViewSet(ReadOnlyModelViewSet):
             scroll=request.data)
         return Response({'detail': message})
 
+    @detail_route(methods=['post'])
+    def control_blank(self, request, pk):
+        """
+        REST API operation to blank the projector.
+
+        It expects a POST request to
+        /rest/core/projector/<pk>/control_blank/ with a value for blank.
+        """
+        if not isinstance(request.data, bool):
+            raise ValidationError({'detail': 'Data must be a bool.'})
+
+        projector_instance = self.get_object()
+        projector_instance.blank = request.data
+        projector_instance.save()
+        message = "Setting 'blank' to {blank} was successful.".format(
+            blank=request.data)
+        return Response({'detail': message})
+
+    @detail_route(methods=['post'])
+    def broadcast(self, request, pk):
+        """
+        REST API operation to (un-)broadcast the given projector.
+        This method takes care, that all other projectors get the new requirements.
+
+        It expects a POST request to
+        /rest/core/projector/<pk>/broadcast/ without an argument
+        """
+        if config['projector_broadcast'] == 0:
+            config['projector_broadcast'] = pk
+            message = "Setting projector {id} as broadcast projector was successful.".format(
+                id=pk)
+        else:
+            config['projector_broadcast'] = 0
+            message = "Disabling broadcast was successful."
+        return Response({'detail': message})
+
+    @detail_route(methods=['post'])
+    def set_projectiondefault(self, request, pk):
+        """
+        REST API operation to set a projectiondefault to the requested projector. The argument
+        has to be an int representing the pk from the projectiondefault to be set.
+
+        It expects a POST request to
+        /rest/core/projector/<pk>/set_projectiondefault/ with the projectiondefault id as the argument
+        """
+        if not isinstance(request.data, int):
+            raise ValidationError({'detail': 'Data must be an int.'})
+
+        try:
+            projectiondefault = ProjectionDefault.objects.get(pk=request.data)
+        except ProjectionDefault.DoesNotExist:
+            raise ValidationError({'detail': 'The projectiondefault with pk={pk} was not found.'.format(
+                pk=request.data)})
+        else:
+            projector_instance = self.get_object()
+            projectiondefault.projector = projector_instance
+            projectiondefault.save()
+
+        return Response('Setting projectiondefault "{name}" to projector {projector_id} was successful.'.format(
+            name=projectiondefault.display_name,
+            projector_id=projector_instance.pk))
+
 
 class TagViewSet(ModelViewSet):
     """
diff --git a/openslides/mediafiles/static/js/mediafiles/site.js b/openslides/mediafiles/static/js/mediafiles/site.js
index 1b2879d80..883f49809 100644
--- a/openslides/mediafiles/static/js/mediafiles/site.js
+++ b/openslides/mediafiles/static/js/mediafiles/site.js
@@ -56,19 +56,35 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
     'MediafileForm',
     'User',
     'Projector',
-    function($scope, $http, ngDialog, Mediafile, MediafileForm, User, Projector) {
+    'ProjectionDefault',
+    function($scope, $http, ngDialog, Mediafile, MediafileForm, User, Projector, ProjectionDefault) {
         Mediafile.bindAll({}, $scope, 'mediafiles');
         User.bindAll({}, $scope, 'users');
+        $scope.$watch(function() {
+            return Projector.lastModified();
+        }, function() {
+            $scope.projectors = Projector.getAll();
+            updatePresentedMediafiles();
+        });
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            var projectiondefault = ProjectionDefault.filter({name: 'mediafiles'})[0];
+            if (projectiondefault) {
+                $scope.defaultProjectorId = projectiondefault.projector_id;
+            }
+        });
 
-        // setup table sorting
-        $scope.sortColumn = 'title';
-        $scope.filterPresent = '';
-        $scope.reverse = false;
-
-        function updatePresentedMediafiles() {
-            var projectorElements = _.map(Projector.get(1).elements, function(element) { return element; });
-            $scope.presentedMediafiles = _.filter(projectorElements, function (element) {
-                return element.name === 'mediafiles/mediafile';
+        function updatePresentedMediafiles () {
+            $scope.presentedMediafiles = [];
+            Projector.getAll().forEach(function (projector) {
+                var projectorElements = _.map(projector.elements, function(element) { return element; });
+                var mediaElements = _.filter(projectorElements, function (element) {
+                    return element.name === 'mediafiles/mediafile';
+                });
+                mediaElements.forEach(function (element) {
+                    $scope.presentedMediafiles.push(element);
+                });
             });
             if ($scope.presentedMediafiles.length) {
                 $scope.isMeta = false;
@@ -77,12 +93,13 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
             }
         }
 
-        $scope.$watch(function() {
-           return Projector.get(1).elements;
-        }, updatePresentedMediafiles);
-
         updatePresentedMediafiles();
 
+        // setup table sorting
+        $scope.sortColumn = 'title';
+        $scope.filterPresent = '';
+        $scope.reverse = false;
+
         // function to sort by clicked column
         $scope.toggleSort = function ( column ) {
             if ( $scope.sortColumn === column ) {
@@ -138,37 +155,44 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
 
         // ** PDF presentation functions **/
         // show document on projector
-        $scope.showMediafile = function (mediafile) {
-            var postUrl = '/rest/core/projector/1/prune_elements/';
-            var data = [{
-                    name: 'mediafiles/mediafile',
-                    id: mediafile.id,
-                    numPages: mediafile.mediafile.pages,
-                    page: 1,
-                    scale: 'page-fit',
-                    rotate: 0,
-                    visible: true,
-                    playing: false,
-                    fullscreen: mediafile.is_pdf
-            }];
-            $http.post(postUrl, data);
+        $scope.showMediafile = function (projectorId, mediafile) {
+            var isProjectedId = mediafile.isProjected();
+            if (isProjectedId > 0) {
+                $http.post('/rest/core/projector/' + isProjectedId + '/clear_elements/');
+            }
+            if (isProjectedId != projectorId) {
+                var postUrl = '/rest/core/projector/' + projectorId + '/prune_elements/';
+                var data = [{
+                        name: 'mediafiles/mediafile',
+                        id: mediafile.id,
+                        numPages: mediafile.mediafile.pages,
+                        page: 1,
+                        scale: 'page-fit',
+                        rotate: 0,
+                        visible: true,
+                        playing: false,
+                        fullscreen: mediafile.is_pdf
+                }];
+                $http.post(postUrl, data);
+            }
         };
 
-        function sendMediafileCommand(data) {
-            var mediafileElement = getCurrentlyPresentedMediafile();
-            var updateData = _.extend({}, mediafileElement);
+        var sendMediafileCommand = function (mediafile, data) {
+            var updateData = _.extend({}, mediafile);
             _.extend(updateData, data);
             var postData = {};
-            postData[mediafileElement.uuid] = updateData;
-            $http.post('/rest/core/projector/1/update_elements/', postData);
-        }
+            postData[mediafile.uuid] = updateData;
 
-        function getCurrentlyPresentedMediafile() {
-            return $scope.presentedMediafiles[0];
-        }
+            // Find Projector where the mediafile is projected
+            $scope.projectors.forEach(function (projector) {
+                if (_.find(projector.elements, function (e) {return e.uuid == mediafile.uuid;})) {
+                    $http.post('/rest/core/projector/' + projector.id + '/update_elements/', postData);
+                }
+            });
+        };
 
-        $scope.getTitle = function (presentedMediafile) {
-            return Mediafile.get(presentedMediafile.id).title;
+        $scope.getTitle = function (mediafile) {
+            return Mediafile.get(mediafile.id).title;
         };
 
         $scope.getType = function(presentedMediafile) {
@@ -176,75 +200,69 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
             return mediafile.is_pdf ? 'pdf' : mediafile.is_image ? 'image' : 'video';
         };
 
-        $scope.mediafileGoToPage = function (page) {
-            var mediafileElement = getCurrentlyPresentedMediafile();
+        $scope.mediafileGoToPage = function (mediafile, page) {
             if (parseInt(page) > 0) {
-                sendMediafileCommand({
-                    page: parseInt(page)
-                });
+                sendMediafileCommand(
+                    mediafile,
+                    {page: parseInt(page)}
+                );
             }
         };
-        $scope.mediafileZoomIn = function () {
-            var mediafileElement = getCurrentlyPresentedMediafile();
+        $scope.mediafileZoomIn = function (mediafile) {
             var scale = 1;
-            if (parseFloat(mediafileElement.scale)) {
-                scale = mediafileElement.scale;
+            if (parseFloat(mediafile.scale)) {
+                scale = mediafile.scale;
             }
-            sendMediafileCommand({
-                scale: scale + 0.2
-            });
+            sendMediafileCommand(
+                mediafile,
+                {scale: scale + 0.2}
+            );
         };
-        $scope.mediafileFit = function () {
-            sendMediafileCommand({
-                scale: 'page-fit'
-            });
+        $scope.mediafileFit = function (mediafile) {
+            sendMediafileCommand(
+                mediafile,
+                {scale: 'page-fit'}
+            );
         };
-        $scope.mediafileZoomOut = function () {
-            var mediafileElement = getCurrentlyPresentedMediafile();
+        $scope.mediafileZoomOut = function (mediafile) {
             var scale = 1;
-            if (parseFloat(mediafileElement.scale)) {
-                scale = mediafileElement.scale;
+            if (parseFloat(mediafile.scale)) {
+                scale = mediafile.scale;
             }
-            sendMediafileCommand({
-                scale: scale - 0.2
-            });
+            sendMediafileCommand(
+                mediafile,
+                {scale: scale - 0.2}
+            );
         };
-        $scope.mediafileChangePage = function(pageNum) {
-            sendMediafileCommand({
-                pageToDisplay: pageNum
-            });
+        $scope.mediafileChangePage = function(mediafile, pageNum) {
+            sendMediafileCommand(
+                mediafile,
+                {pageToDisplay: pageNum}
+            );
         };
-        $scope.mediafileRotate = function () {
-            var mediafileElement = getCurrentlyPresentedMediafile();
-            var rotation = mediafileElement.rotate;
+        $scope.mediafileRotate = function (mediafile) {
+            var rotation = mediafile.rotate;
             if (rotation === 270) {
                 rotation = 0;
             } else {
                 rotation = rotation + 90;
             }
-            sendMediafileCommand({
-                rotate: rotation
-            });
+            sendMediafileCommand(
+                mediafile,
+                {rotate: rotation}
+            );
         };
-        $scope.mediafileScroll = function(scroll) {
-            var mediafileElement = getCurrentlyPresentedMediafile();
-            sendMediafileCommand({
-                scroll: scroll
-            });
+        $scope.mediafileToggleFullscreen = function(mediafile) {
+            sendMediafileCommand(
+                mediafile,
+                {fullscreen: !mediafile.fullscreen}
+            );
         };
-        var setFullscreen = function(fullscreen) {
-            sendMediafileCommand({
-                fullscreen: fullscreen
-            });
-        };
-        $scope.mediafileToggleFullscreen = function() {
-            var mediafileElement = getCurrentlyPresentedMediafile();
-            setFullscreen(!mediafileElement.fullscreen);
-        };
-        $scope.setPlaying = function(playing) {
-            sendMediafileCommand({
-                playing: playing
-            });
+        $scope.mediafileTogglePlaying = function(mediafile) {
+            sendMediafileCommand(
+                mediafile,
+                {playing: !mediafile.playing}
+            );
         };
     }
 ])
diff --git a/openslides/mediafiles/static/templates/mediafiles/mediafile-list.html b/openslides/mediafiles/static/templates/mediafiles/mediafile-list.html
index 57ba8f40e..5381b8e85 100644
--- a/openslides/mediafiles/static/templates/mediafiles/mediafile-list.html
+++ b/openslides/mediafiles/static/templates/mediafiles/mediafile-list.html
@@ -26,14 +26,15 @@
       <div class="col-md-12">
         <div ng-repeat="presentedMediafile in presentedMediafiles">
           <h3>{{ getTitle(presentedMediafile) }}</h3>
+          <!-- PDF -->
           <nav ng-show="getType(presentedMediafile) === 'pdf'" ng-class="getNavStyle(scroll)" class="form-inline">
             <div class="btn-group">
-              <button class="btn btn-default" ng-click="mediafileGoToPage(presentedMediafile.page - 1)"
+              <button class="btn btn-default" ng-click="mediafileGoToPage(presentedMediafile, presentedMediafile.page - 1)"
                   ng-class="{ 'disabled': (presentedMediafile.page - 1) < 1 }"
                   title="{{ 'Previous page' | translate }}">
                 <i class="fa fa-backward"></i>
               </button>
-              <button class="btn btn-default" ng-click="mediafileGoToPage(presentedMediafile.page + 1)"
+              <button class="btn btn-default" ng-click="mediafileGoToPage(presentedMediafile, presentedMediafile.page + 1)"
                   ng-class="{ 'disabled': (presentedMediafile.page + 1) > presentedMediafile.numPages }"
                   title="{{ 'Next page' | translate }}">
                 <i class="fa fa-forward"></i>
@@ -42,57 +43,62 @@
             <div class="input-group">
               <span class="input-group-addon" translate>Page</span>
               <input type="number" min=1 ng-model="presentedMediafile.page" class="form-control" style="width: 80px"
-                  ng-change="mediafileGoToPage(presentedMediafile.page)">
+                  ng-change="mediafileGoToPage(presentedMediafile, presentedMediafile.page)">
               <span class="input-group-addon"><translate>of</translate> {{presentedMediafile.numPages}}</span>
             </div>
             <div class="btn-group">
-              <button class="btn btn-default" ng-click="mediafileRotate()" title="{{ 'Rotate clockwise' | translate }}">
+              <button class="btn btn-default" ng-click="mediafileRotate(presentedMediafile)"
+                  title="{{ 'Rotate clockwise' | translate }}">
                 <i class="fa fa-repeat"></i>
               </button>
             </div>
             <div class="btn-group">
-              <button class="btn btn-default" ng-click="mediafileZoomOut()" title="{{ 'Zoom out' | translate }}">
+              <button class="btn btn-default" ng-click="mediafileZoomOut(presentedMediafile)"
+                  title="{{ 'Zoom out' | translate }}">
                 <i class="fa fa-search-minus"></i>
               </button>
-              <button class="btn" ng-click="mediafileFit()" title="{{ 'Reset zoom' | translate }}"
+              <button class="btn" ng-click="mediafileFit(presentedMediafile)"
+                  title="{{ 'Reset zoom' | translate }}"
                   ng-class="presentedMediafile.scale=='page-fit' ? 'btn-primary' : 'btn-default'">
                 <i class="fa fa-arrows-alt"></i>
               </button>
-              <button class="btn btn-default" ng-click="mediafileZoomIn()" title="{{ 'Zoom in' | translate }}">
+              <button class="btn btn-default" ng-click="mediafileZoomIn(presentedMediafile)"
+                  title="{{ 'Zoom in' | translate }}">
                 <i class="fa fa-search-plus"></i>
               </button>
             </div>
           </nav>
+
+          <!-- Image -->
           <nav ng-show="getType(presentedMediafile) === 'image'" ng-class="getNavStyle(scroll)" class="form-inline">
             <div class="btn-group">
-              <button class="btn btn-default" ng-click="mediafileToggleFullscreen()" title="{{ 'Toggle fullscreen' | translate }}"
+              <button class="btn btn-default" ng-click="mediafileToggleFullscreen(presentedMediafile)"
+                  title="{{ 'Toggle fullscreen' | translate }}"
                   ng-class="presentedMediafile.fullscreen ? 'btn-primary' : 'btn-default'">
                 <i class="fa fa-arrows-alt"></i>
               </button>
             </div>
             <div class="btn-group">
-              <button class="btn btn-default" ng-click="mediafileRotate()" title="{{ 'Rotate clockwise' | translate }}">
+              <button class="btn btn-default" ng-click="mediafileRotate(presentedMediafile)"
+                  title="{{ 'Rotate clockwise' | translate }}">
                 <i class="fa fa-repeat"></i>
               </button>
             </div>
           </nav>
+
+          <!-- Video -->
           <nav ng-show="getType(presentedMediafile) === 'video'" ng-class="getNavStyle(scroll)" class="form-inline">
             <div class="btn-group">
-              <button class="btn btn-default" ng-click="mediafileToggleFullscreen()" title="{{ 'Toggle fullscreen' | translate }}"
+              <button class="btn btn-default" ng-click="mediafileToggleFullscreen(presentedMediafile)"
+                  title="{{ 'Toggle fullscreen' | translate }}"
                   ng-class="presentedMediafile.fullscreen ? 'btn-primary' : 'btn-default'">
                 <i class="fa fa-arrows-alt"></i>
               </button>
             </div>
             <div class="btn-group">
-              <button class="btn btn-default" ng-click="setPlaying(false)" title="{{ 'Stop' | translate }}"
-                  ng-class="presentedMediafile.playing ? 'btn-default' : 'btn-primary'">
-                <i class="fa fa-stop"></i>
-              </button>
-            </div>
-            <div class="btn-group">
-              <button class="btn btn-default" ng-click="setPlaying(true)" title="{{ 'Play' | translate }}"
-                  ng-class="presentedMediafile.playing ? 'btn-primary' : 'btn-default'">
-                <i class="fa fa-play"></i>
+              <button class="btn btn-default" ng-click="mediafileTogglePlaying(presentedMediafile)"
+                  title="{{ 'Start/stop video' | translate }}">
+                <i class="fa" ng-class="presentedMediafile.playing ? 'fa-stop' : 'fa-play'"></i>
               </button>
             </div>
           </nav>
@@ -195,13 +201,32 @@
         <!-- projector column -->
         <td ng-show="!isDeleteMode"
             os-perms="core.can_manage_projector">
-          <a class="btn btn-default btn-sm"
-              ng-if="mediafile.is_presentable"
-              ng-class="{ 'btn-primary': mediafile.isProjected() }"
-              ng-click="showMediafile(mediafile)"
-              title="{{ 'Project mediafile' | translate }}">
-            <i class="fa fa-video-camera"></i>
-          </a>
+          <div class="btn-group" style="min-width:54px;" uib-dropdown
+            ng-if="mediafile.is_presentable"
+            uib-tooltip="{{ 'Projektor' | translate }} {{ mediafile.isProjected() }}"
+            tooltip-enable="mediafile.isProjected() > 0">
+            <button type="button" class="btn btn-default btn-sm"
+              ng-click="showMediafile(defaultProjectorId, mediafile)"
+              ng-class="{ 'btn-primary': mediafile.isProjected() == defaultProjectorId }">
+              <i class="fa fa-video-camera"></i>
+            </button>
+            <button type="button" class="btn btn-default btn-sm slimDropDown"
+              ng-class="{ 'btn-primary': (mediafile.isProjected() > 0 && mediafile.isProjected() != defaultProjectorId) }"
+              ng-if="projectors.length > 1"
+              uib-dropdown-toggle>
+              <span class="caret"></span>
+            </button>
+            <ul class="dropdown-menu">
+              <li role="menuitem" ng-repeat="projector in projectors">
+                <a href="" ng-click="showMediafile(projector.id, mediafile)"
+                  ng-class="{ 'projected': (mediafile.isProjected() == projector.id) }">
+                  <i class="fa fa-video-camera" ng-show="mediafile.isProjected() == projector.id"></i>
+                  {{ projector.name }}
+                  <span ng-if="defaultProjectorId == projector.id">(<translate>Standard</translate>)</span>
+                </a>
+              </li>
+            </ul>
+          </div>
         <!-- delete selection column -->
         <td ng-show="isDeleteMode" os-perms="mediafiles.can_manage" class="deleteColumn">
           <input type="checkbox" ng-model="mediafile.selected">
diff --git a/openslides/motions/static/js/motions/projector.js b/openslides/motions/static/js/motions/projector.js
index 4b2b5a8d7..fa315b458 100644
--- a/openslides/motions/static/js/motions/projector.js
+++ b/openslides/motions/static/js/motions/projector.js
@@ -21,7 +21,8 @@ angular.module('OpenSlidesApp.motions.projector', ['OpenSlidesApp.motions'])
     'User',
     'Config',
     'Projector',
-    function($scope, $rootScope, $http, Motion, User, Config, Projector) {
+    '$timeout',
+    function($scope, $rootScope, $http, Motion, User, Config, Projector, $timeout) {
         // Attention! Each object that is used here has to be dealt on server side.
         // Add it to the coresponding get_requirements method of the ProjectorElement
         // class.
@@ -80,6 +81,7 @@ angular.module('OpenSlidesApp.motions.projector', ['OpenSlidesApp.motions'])
 
         Motion.bindOne(id, $scope, 'motion');
         User.bindAll({}, $scope, 'users');
+
     }
 ]);
 
diff --git a/openslides/motions/static/js/motions/site.js b/openslides/motions/static/js/motions/site.js
index 1d90d1930..5322c6f7e 100644
--- a/openslides/motions/static/js/motions/site.js
+++ b/openslides/motions/static/js/motions/site.js
@@ -917,14 +917,25 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
     'PdfMakeDocumentProvider',
     'gettextCatalog',
     'HTMLValidizer',
+    'Projector',
+    'ProjectionDefault',
     function($scope, $state, $http, ngDialog, MotionForm, Motion, Category, Tag, Workflow, User, Agenda, MotionDocxExport,
-                MotionContentProvider, MotionCatalogContentProvider, PdfMakeConverter,
-                PdfMakeDocumentProvider, gettextCatalog, HTMLValidizer) {
+                MotionContentProvider, MotionCatalogContentProvider, PdfMakeConverter, PdfMakeDocumentProvider,
+                gettextCatalog, HTMLValidizer, Projector, ProjectionDefault) {
         Motion.bindAll({}, $scope, 'motions');
         Category.bindAll({}, $scope, 'categories');
         Tag.bindAll({}, $scope, 'tags');
         Workflow.bindAll({}, $scope, 'workflows');
         User.bindAll({}, $scope, 'users');
+        Projector.bindAll({}, $scope, 'projectors');
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            var projectiondefault = ProjectionDefault.filter({name: 'motions'})[0];
+            if (projectiondefault) {
+                $scope.defaultProjectorId = projectiondefault.projector_id;
+            }
+        });
         $scope.alert = {};
 
         // setup table sorting
@@ -1192,9 +1203,10 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
     'gettextCatalog',
     'Projector',
     'HTMLValidizer',
+    'ProjectionDefault',
     function($scope, $http, ngDialog, MotionForm, Motion, Category, Mediafile, Tag, User, Workflow, Config,
-             motion, MotionContentProvider, PollContentProvider,
-             PdfMakeConverter, PdfMakeDocumentProvider, MotionInlineEditing, gettextCatalog, Projector, HTMLValidizer) {
+             motion, MotionContentProvider, PollContentProvider, PdfMakeConverter, PdfMakeDocumentProvider,
+             MotionInlineEditing, gettextCatalog, Projector, HTMLValidizer, ProjectionDefault) {
         Motion.bindOne(motion.id, $scope, 'motion');
         Category.bindAll({}, $scope, 'categories');
         Mediafile.bindAll({}, $scope, 'mediafiles');
@@ -1202,6 +1214,11 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
         User.bindAll({}, $scope, 'users');
         Workflow.bindAll({}, $scope, 'workflows');
         Motion.loadRelations(motion, 'agenda_item');
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            $scope.defaultProjectorId = ProjectionDefault.filter({name: 'motions'})[0].projector_id;
+        });
         $scope.version = motion.active_version;
         $scope.isCollapsed = true;
         $scope.commentsFields = Config.get('motions_comments').value;
diff --git a/openslides/motions/static/templates/motions/motion-detail.html b/openslides/motions/static/templates/motions/motion-detail.html
index a6d498a52..531f8c22f 100644
--- a/openslides/motions/static/templates/motions/motion-detail.html
+++ b/openslides/motions/static/templates/motions/motion-detail.html
@@ -16,12 +16,8 @@
         <translate>List of speakers</translate>
       </a>
       <!-- project -->
-      <a os-perms="core.can_manage_projector" class="btn btn-default btn-sm"
-          ng-class="{ 'btn-primary': motion.isProjected() }"
-          ng-click="motion.project()"
-          title="{{ 'Project motion' | translate }}">
-        <i class="fa fa-video-camera"></i>
-      </a>
+      <projector-button model="motion" default-projector-id="defaultProjectorId">
+      </projector-button>
       <!-- edit -->
       <a ng-if="motion.isAllowed('update')" ng-click="openDialog(motion)"
           class="btn btn-default btn-sm"
diff --git a/openslides/motions/static/templates/motions/motion-list.html b/openslides/motions/static/templates/motions/motion-list.html
index d76465298..86343d9d8 100644
--- a/openslides/motions/static/templates/motions/motion-list.html
+++ b/openslides/motions/static/templates/motions/motion-list.html
@@ -98,7 +98,6 @@
           ng-click="checkAll()"></i>
       </div>
       <div class="col-xs-11 main-header">
-
         <span class="form-inline text-right pull-right">
           <span class="sort-spacer pointer" ng-click="reset_filters()"
             ng-if="are_filters_set()" ng-disabled="isDeleteMode"
@@ -304,12 +303,8 @@
       </div>
       <!-- projector column -->
       <div class="col-xs-1 centered" os-perms="core.can_manage_projector">
-        <a class="btn btn-default btn-sm"
-          ng-class="{ 'btn-primary': motion.isProjected() }"
-          ng-click="motion.project()"
-          title="{{ 'Project motion' | translate }}">
-          <i class="fa fa-video-camera"></i>
-        </a>
+        <projector-button model="motion", default-projector-id="defaultProjectorId">
+        </projector-button>
       </div>
       <!-- main content column -->
       <div class="col-xs-6 content">
diff --git a/openslides/topics/migrations/0001_initial.py b/openslides/topics/migrations/0001_initial.py
index 6e9c4ec47..67a89154e 100644
--- a/openslides/topics/migrations/0001_initial.py
+++ b/openslides/topics/migrations/0001_initial.py
@@ -3,6 +3,7 @@
 from __future__ import unicode_literals
 
 from django.db import migrations, models
+
 import openslides.utils.models
 
 
diff --git a/openslides/topics/static/js/topics/site.js b/openslides/topics/static/js/topics/site.js
index 6f00792ab..d45efc824 100644
--- a/openslides/topics/static/js/topics/site.js
+++ b/openslides/topics/static/js/topics/site.js
@@ -156,8 +156,18 @@ angular.module('OpenSlidesApp.topics.site', ['OpenSlidesApp.topics'])
     'TopicForm',
     'Topic',
     'topic',
-    function($scope, ngDialog, TopicForm, Topic, topic) {
+    'Projector',
+    'ProjectionDefault',
+    function($scope, ngDialog, TopicForm, Topic, topic, Projector, ProjectionDefault) {
         Topic.bindOne(topic.id, $scope, 'topic');
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            var projectiondefault = ProjectionDefault.filter({name: 'topics'})[0];
+            if (projectiondefault) {
+                $scope.defaultProjectorId = projectiondefault.projector_id;
+            }
+        });
         Topic.loadRelations(topic, 'agenda_item');
         $scope.openDialog = function (topic) {
             ngDialog.open(TopicForm.getDialog(topic));
diff --git a/openslides/topics/static/templates/topics/topic-detail.html b/openslides/topics/static/templates/topics/topic-detail.html
index 2d2854da8..a6d7c3faf 100644
--- a/openslides/topics/static/templates/topics/topic-detail.html
+++ b/openslides/topics/static/templates/topics/topic-detail.html
@@ -11,12 +11,8 @@
         <translate>List of speakers</translate>
       </a>
       <!-- project -->
-      <a os-perms="core.can_manage_projector" class="btn btn-default btn-sm"
-          ng-class="{ 'btn-primary': topic.isProjected() }"
-          ng-click="topic.project()"
-          title="{{ 'Project topic' | translate }}">
-        <i class="fa fa-video-camera"></i>
-      </a>
+      <projector-button model="topic" default-projector-id="defaultProjectorId">
+      </projector-button>
       <!-- edit -->
       <a os-perms="agenda.can_manage" ng-click="openDialog(topic)"
           class="btn btn-default btn-sm"
diff --git a/openslides/users/static/js/users/site.js b/openslides/users/static/js/users/site.js
index 6ac412a8d..84918334b 100644
--- a/openslides/users/static/js/users/site.js
+++ b/openslides/users/static/js/users/site.js
@@ -421,9 +421,19 @@ angular.module('OpenSlidesApp.users.site', ['OpenSlidesApp.users'])
     'User',
     'Group',
     'PasswordGenerator',
-    function($scope, $state, $http, ngDialog, UserForm, User, Group, PasswordGenerator) {
+    'Projector',
+    'ProjectionDefault',
+    function($scope, $state, $http, ngDialog, UserForm, User, Group, PasswordGenerator, Projector, ProjectionDefault) {
         User.bindAll({}, $scope, 'users');
         Group.bindAll({where: {id: {'>': 1}}}, $scope, 'groups');
+        $scope.$watch(function () {
+            return Projector.lastModified();
+        }, function () {
+            var projectiondefault = ProjectionDefault.filter({name: 'users'})[0];
+            if (projectiondefault) {
+                $scope.defaultProjectorId = projectiondefault.projector_id;
+            }
+        });
         $scope.alert = {};
         $scope.groupFilter = undefined;
 
diff --git a/openslides/users/static/templates/users/user-list.html b/openslides/users/static/templates/users/user-list.html
index 98e6c6281..ff7e77ed2 100644
--- a/openslides/users/static/templates/users/user-list.html
+++ b/openslides/users/static/templates/users/user-list.html
@@ -184,12 +184,8 @@
           ng-class="{ 'activeline': user.isProjected(), 'selected': user.selected  }">
         <!-- projector column -->
         <td ng-show="!isSelectMode" os-perms="core.can_manage_projector">
-          <a class="btn btn-default btn-sm"
-              ng-class="{ 'btn-primary': user.isProjected() }"
-              ng-click="user.project()"
-              title="{{ 'Project user' | translate }}">
-            <i class="fa fa-video-camera"></i>
-          </a>
+          <projector-button model="user" default-projector-id="defaultProjectorId">
+          </projector-button>
         <!-- selection column -->
         <td ng-show="isSelectMode" os-perms="users.can_manage" class="deleteColumn">
           <input type="checkbox" ng-model="user.selected">
diff --git a/openslides/utils/autoupdate.py b/openslides/utils/autoupdate.py
index 0a5807b45..60d132203 100644
--- a/openslides/utils/autoupdate.py
+++ b/openslides/utils/autoupdate.py
@@ -64,7 +64,7 @@ def ws_add_projector(message, projector_id):
     """
     user = message.user
     # user is the django anonymous user. We have our own.
-    if user.is_anonymous:
+    if user.is_anonymous and config['general_systen_enable_anonymous']:
         user = AnonymousUser()
 
     if not user.has_perm('core.can_see_projector'):
@@ -138,11 +138,24 @@ def send_data(message):
         projectors = Projector.get_projectors_that_show_this(collection_element)
         send_all = None  # The decission is done later
 
+    broadcast_id = config['projector_broadcast']
+    if broadcast_id > 0:
+        projectors = Projector.objects.all()  # Also the broadcasted projector should get his data
+        send_all = True
+        broadcast_projector_data = get_projector_element_data(Projector.objects.get(pk=broadcast_id))
+        broadcast_projector_data.append(CollectionElement.from_values(
+            collection_string=Projector.get_collection_string(), id=broadcast_id).as_autoupdate_for_projector())
+    else:
+        broadcast_projector_data = None
+
     for projector in projectors:
         if send_all is None:
             send_all = projector.need_full_update_for_this(collection_element)
         if send_all:
-            output = get_projector_element_data(projector)
+            if broadcast_projector_data is None:
+                output = get_projector_element_data(projector)
+            else:
+                output = broadcast_projector_data
         else:
             output = []
         output.append(collection_element.as_autoupdate_for_projector())
diff --git a/openslides/utils/rest_api.py b/openslides/utils/rest_api.py
index 1499a1f31..68272cd46 100644
--- a/openslides/utils/rest_api.py
+++ b/openslides/utils/rest_api.py
@@ -29,8 +29,6 @@ from rest_framework.serializers import (  # noqa
 )
 from rest_framework.viewsets import GenericViewSet as _GenericViewSet  # noqa
 from rest_framework.viewsets import ModelViewSet as _ModelViewSet  # noqa
-from rest_framework.viewsets import \
-    ReadOnlyModelViewSet as _ReadOnlyModelViewSet  # noqa
 from rest_framework.viewsets import ViewSet as _ViewSet  # noqa
 
 router = DefaultRouter()
@@ -174,9 +172,5 @@ class ModelViewSet(PermissionMixin, _ModelViewSet):
     pass
 
 
-class ReadOnlyModelViewSet(PermissionMixin, _ReadOnlyModelViewSet):
-    pass
-
-
 class ViewSet(PermissionMixin, _ViewSet):
     pass
diff --git a/tests/integration/agenda/test_viewsets.py b/tests/integration/agenda/test_viewsets.py
index 1f36c2b27..c31eb95b1 100644
--- a/tests/integration/agenda/test_viewsets.py
+++ b/tests/integration/agenda/test_viewsets.py
@@ -216,17 +216,6 @@ class Speak(TestCase):
 
     def test_begin_speech_with_countdown(self):
         config['agenda_couple_countdown_and_speakers'] = True
-        projector = Projector.objects.get(pk=1)
-        projector.config['03e87dea9c3f43c88b756c06a4c044fb'] = {
-            'name': 'core/countdown',
-            'status': 'stop',
-            'visible': True,
-            'default': 60,
-            'countdown_time': 60,
-            'stable': True,
-            'index': 0
-        }
-        projector.save()
         Speaker.objects.add(self.user, self.item)
         speaker = Speaker.objects.add(get_user_model().objects.get(username='admin'), self.item)
         self.client.put(
@@ -234,32 +223,22 @@ class Speak(TestCase):
             {'speaker': speaker.pk})
         for key, value in Projector.objects.get().config.items():
             if value['name'] == 'core/countdown':
-                self.assertEqual(value['status'], 'running')
-                success = True
+                self.assertTrue(value['running'])
+                # If created, the countdown should have index 1
+                created = value['index'] == 1
                 break
         else:
-            success = False
-        self.assertTrue(success)
+            created = False
+        self.assertTrue(created)
 
     def test_end_speech_with_countdown(self):
         config['agenda_couple_countdown_and_speakers'] = True
-        projector = Projector.objects.get(pk=1)
-        projector.config['03e87dea9c3f43c88b756c06a4c044fb'] = {
-            'name': 'core/countdown',
-            'status': 'stop',
-            'visible': True,
-            'default': 60,
-            'countdown_time': 60,
-            'stable': True,
-            'index': 0
-        }
-        projector.save()
         speaker = Speaker.objects.add(get_user_model().objects.get(username='admin'), self.item)
         speaker.begin_speech()
         self.client.delete(reverse('item-speak', args=[self.item.pk]))
         for key, value in Projector.objects.get().config.items():
             if value['name'] == 'core/countdown':
-                self.assertEqual(value['status'], 'stop')
+                self.assertFalse(value['running'])
                 success = True
                 break
         else:
diff --git a/tests/integration/core/test_views.py b/tests/integration/core/test_views.py
index 626893e9a..d0255d417 100644
--- a/tests/integration/core/test_views.py
+++ b/tests/integration/core/test_views.py
@@ -25,19 +25,13 @@ class ProjectorAPI(TestCase):
         default_projector.save()
 
         response = self.client.get(reverse('projector-detail', args=['1']))
-
+        content = json.loads(response.content.decode())
         self.assertEqual(response.status_code, status.HTTP_200_OK)
-        self.assertEqual(json.loads(response.content.decode()), {
-            'id': 1,
-            'elements': {
-                'aae4a07b26534cfb9af4232f361dce73':
-                    {'id': topic.id,
-                     'uuid': 'aae4a07b26534cfb9af4232f361dce73',
-                     'name': 'topics/topic'}},
-            'scale': 0,
-            'scroll': 0,
-            'width': 1024,
-            'height': 768})
+        self.assertEqual(content['elements'], {
+            'aae4a07b26534cfb9af4232f361dce73':
+                {'id': topic.id,
+                 'uuid': 'aae4a07b26534cfb9af4232f361dce73',
+                 'name': 'topics/topic'}})
 
     def test_invalid_slide_on_default_projector(self):
         self.client.login(username='admin', password='admin')
@@ -47,9 +41,11 @@ class ProjectorAPI(TestCase):
         default_projector.save()
 
         response = self.client.get(reverse('projector-detail', args=['1']))
+        content = json.loads(response.content.decode())
+        del content['projectiondefaults']
 
         self.assertEqual(response.status_code, status.HTTP_200_OK)
-        self.assertEqual(json.loads(response.content.decode()), {
+        self.assertEqual(content, {
             'id': 1,
             'elements': {
                 'fc6ef43b624043068c8e6e7a86c5a1b0':
@@ -58,6 +54,8 @@ class ProjectorAPI(TestCase):
                      'error': 'Projector element does not exist.'}},
             'scale': 0,
             'scroll': 0,
+            'name': 'Default projector',
+            'blank': False,
             'width': 1024,
             'height': 768})