diff --git a/jobs.py b/jobs.py
index d831bdbe1473348913302affc8ed8c1cd83f2258..cd86ecb51b13348b5b0aefa5376ce0b9001717fb 100644
--- a/jobs.py
+++ b/jobs.py
@@ -2,6 +2,7 @@ from server import *
 import traceback
 import json
 import random
+from sorter import schedule_thumbnail
 
 @app.route('/internal/jobs/overview')
 @register_navbar('Jobs', iconlib='fa',  icon='suitcase')
@@ -34,8 +35,8 @@ def jobs_overview():
 	jobs = query('SELECT * FROM jobs WHERE (type like ?) AND (worker like ? OR (worker IS NULL AND ? = "%")) AND (state like ?) ORDER BY `time_created` DESC LIMIT ? OFFSET ?', filter['type'], filter['worker'], filter['worker'], filter['state'], pagesize, page*pagesize)
 	return render_template('jobs_overview.html',worker=worker,jobs=jobs, filter_values=filter_values, filter=filter, page=page, pagesize=pagesize, pagecount=pagecount)
 
-@app.route('/internal/jobs/action/<action>')
-@app.route('/internal/jobs/action/<action>/<jobid>')
+@app.route('/internal/jobs/action/<action>', methods=['GET', 'POST'])
+@app.route('/internal/jobs/action/<action>/<jobid>', methods=['GET', 'POST'])
 @mod_required
 @csrf_protect
 def jobs_action(action, jobid=None):
@@ -46,6 +47,11 @@ def jobs_action(action, jobid=None):
 	if action == 'copy':
 		if jobid:
 			query("INSERT INTO jobs SELECT NULL, type, priority, 'ready', '', '' , ?, '', NULL, data, '{}' FROM jobs where ID=?;", datetime.now(), jobid)
+	if action == 'add':
+		jobtype = request.values.get('type', None)
+		if jobtype == 'thumbnail':
+			lectureid = int(request.values.get('lecture_id', -1))
+			schedule_thumbnail(lectureid)
 	return redirect(request.values.get('ref', url_for('jobs_overview')))
 
 def jobs_api_token_required(func):
diff --git a/templates/jobs_overview.html b/templates/jobs_overview.html
index 775da81e00e3f63c937fdd8677ac64ef9fe43dd5..f3c450a0cbc35ba940f3f56fc9695e501366c165 100644
--- a/templates/jobs_overview.html
+++ b/templates/jobs_overview.html
@@ -1,4 +1,39 @@
 {% extends "base.html" %}
+
+{% block modals %}
+	{{ super() }}
+
+	<div class="modal fade" id="modal_addjob" role="dialog">
+		<div class="modal-dialog">
+			<div class="modal-content">
+				<div class="modal-header">
+					<button type="button" class="close" data-dismiss="modal">&times;</button>
+					Neue(n) Job(s) erzeugen
+				</div>
+				<div class="modal-body">
+					<ul class="nav nav-tabs" role="tablist">
+						<li role="presentation" class="active"><a href="#add_thtumbnail" aria-controls="thumbnail" role="tab" data-toggle="tab">Thumbnaile</a></li>
+					</ul>
+
+					<div class="tab-content" style="margin-top: 10px;">
+						<div role="tabpanel" class="tab-pane active" id="add_thumbnail">
+							<form class="form-inline" action="{{url_for('jobs_action', action='add', ref=request.url)}}" method="post">
+								<div class="form-group">
+									<input type="hidden" name="type" value="thumbnail">
+									<input type="text" class="form-control" id="thumbnail_lectureid" placeholder="Lecture ID" name="lecture_id">
+									<button type="submit" class="btn btn-primary">Hinzufügen</button>
+								</div>
+							</form>
+						</div>
+					</div>
+				</div>
+				<div class="modal-footer">
+				</div>
+			</div>
+		</div>
+	</div>
+{% endblock %}
+
 {% block content %}
 <div class="panel-group">
 	<div class="panel panel-default">
@@ -36,7 +71,7 @@
 		<div class="panel-heading">
 			<h1 class="panel-title">
 				Jobs
-				<a class="btn btn-default">Job(s) erzeugen</a>
+				<a class="btn btn-default" href="javascript:$('#modal_addjob').modal()" >Job(s) erzeugen</a>
 				<a class="btn btn-default" href="{{url_for('jobs_action', action='clear_failed', ref=request.url)}}" >Alle fehlgeschlagenen Jobs löschen</a>
 				<a class="btn btn-default" href="{{url_for('jobs_action', action='retry_failed', ref=request.url)}}" >Alle fehlgeschlagenen Jobs neustarten</a>
 			</h1>
@@ -143,7 +178,7 @@
 								<td>{{i.status}}</td>
 								<td>
 									{% if i.state == "failed" %}
-										<a class="btn btn-default" href="{{url_for('jobs_action', action='clear_failed', jobid=i.id, ref=request.url)}}" title="Löschen" >
+										<a class="btn btn-default" href="{{url_for('jobs_action', action='clear_failed', jobid=i.id, ref=request.url)}}" title="Löschen" style="background-color: red;">
 									                <span class="glyphicon glyphicon-trash" aria-hidden="true"></span>
 										</a>
 										<a class="btn btn-default" href="{{url_for('jobs_action', action='retry_failed', jobid=i.id, ref=request.url)}}" title="Neustarten">