diff --git a/biscuit/apps/alsijil/locale/ar/LC_MESSAGES/django.po b/biscuit/apps/alsijil/locale/ar/LC_MESSAGES/django.po
new file mode 100644
index 0000000000000000000000000000000000000000..722794c691fac21d53694a51ad938800f78aaf37
--- /dev/null
+++ b/biscuit/apps/alsijil/locale/ar/LC_MESSAGES/django.po
@@ -0,0 +1,111 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2019-08-27 15:23+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=6; plural=n==0 ? 0 : n==1 ? 1 : n==2 ? 2 : n%100>=3 "
+"&& n%100<=10 ? 3 : n%100>=11 && n%100<=99 ? 4 : 5;\n"
+
+#: apps.py:7
+msgid "BiscuIT - Alsijil (Class register)"
+msgstr ""
+
+#: menus.py:6
+msgid "Class register"
+msgstr ""
+
+#: menus.py:12
+msgid "Current lesson"
+msgstr ""
+
+#: models.py:27
+msgid "Lesson topic"
+msgstr ""
+
+#: models.py:28
+msgid "Homework"
+msgstr ""
+
+#: templates/alsijil/group_week.html:6
+msgid "Current week"
+msgstr ""
+
+#: templates/alsijil/group_week.html:15
+msgid "Week"
+msgstr ""
+
+#: templates/alsijil/group_week.html:26
+msgid "Period"
+msgstr ""
+
+#: templates/alsijil/group_week.html:27
+msgid "Subject"
+msgstr ""
+
+#: templates/alsijil/group_week.html:28
+msgid "Teachers"
+msgstr ""
+
+#: templates/alsijil/group_week.html:48 templates/alsijil/lesson.html:35
+msgid "Personal notes"
+msgstr ""
+
+#: templates/alsijil/group_week.html:59
+msgid "No group selected"
+msgstr ""
+
+#: templates/alsijil/group_week.html:63
+msgid ""
+"\n"
+"      You must select a group to see the week summary.\n"
+"     "
+msgstr ""
+
+#: templates/alsijil/lesson.html:6
+msgid "Lesson documentation"
+msgstr ""
+
+#: templates/alsijil/lesson.html:44
+msgid "Person"
+msgstr ""
+
+#: templates/alsijil/lesson.html:45
+msgid "Absent"
+msgstr ""
+
+#: templates/alsijil/lesson.html:46
+msgid "Tardiness"
+msgstr ""
+
+#: templates/alsijil/lesson.html:47
+msgid "Excused"
+msgstr ""
+
+#: templates/alsijil/lesson.html:48
+msgid "Remarks"
+msgstr ""
+
+#: templates/alsijil/lesson.html:70
+msgid "No lesson found"
+msgstr ""
+
+#: templates/alsijil/lesson.html:74
+msgid ""
+"\n"
+"      You either selected an invalid lesson or there\n"
+"      is currently no lesson in progress.\n"
+"     "
+msgstr ""
diff --git a/biscuit/apps/alsijil/locale/de_DE/LC_MESSAGES/django.po b/biscuit/apps/alsijil/locale/de_DE/LC_MESSAGES/django.po
index 813b7576a5bbcc9b1ee5b59594852af3f0108981..1c5eb3ea3049f7b7e9c0cec1b1b68508fea29071 100644
--- a/biscuit/apps/alsijil/locale/de_DE/LC_MESSAGES/django.po
+++ b/biscuit/apps/alsijil/locale/de_DE/LC_MESSAGES/django.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-08-24 13:58+0200\n"
+"POT-Creation-Date: 2019-08-27 15:23+0200\n"
 "PO-Revision-Date: 2019-08-26 11:59+0200\n"
 "Last-Translator: Tom Teichler <tom.teichler@teckids.org>\n"
 "Language-Team: \n"
@@ -25,7 +25,7 @@ msgstr "BiscuIT - Alsijil (Klassenbuch)"
 msgid "Class register"
 msgstr "Klassenbuch"
 
-#: menus.py:11
+#: menus.py:12
 msgid "Current lesson"
 msgstr "Aktuelle Unterrichtsstunde"
 
@@ -37,34 +37,78 @@ msgstr "Fach"
 msgid "Homework"
 msgstr "Hausaufgaben"
 
-#: templates/alsijil/lesson.html:7
-msgid "Lesson"
-msgstr "Unterrichtsstunde"
+#: templates/alsijil/group_week.html:6
+#, fuzzy
+#| msgid "Current lesson"
+msgid "Current week"
+msgstr "Aktuelle Unterrichtsstunde"
 
-#: templates/alsijil/lesson.html:25
-msgid "Lesson documentation"
-msgstr "Unterrichtsstundenbeschreibung"
+#: templates/alsijil/group_week.html:15
+msgid "Week"
+msgstr ""
 
-#: templates/alsijil/lesson.html:39
+#: templates/alsijil/group_week.html:26
+msgid "Period"
+msgstr ""
+
+#: templates/alsijil/group_week.html:27
+msgid "Subject"
+msgstr ""
+
+#: templates/alsijil/group_week.html:28
+msgid "Teachers"
+msgstr ""
+
+#: templates/alsijil/group_week.html:48 templates/alsijil/lesson.html:35
 msgid "Personal notes"
 msgstr "Persönliche Notizen"
 
-#: templates/alsijil/lesson.html:48
+#: templates/alsijil/group_week.html:59
+msgid "No group selected"
+msgstr ""
+
+#: templates/alsijil/group_week.html:63
+msgid ""
+"\n"
+"      You must select a group to see the week summary.\n"
+"     "
+msgstr ""
+
+#: templates/alsijil/lesson.html:6
+msgid "Lesson documentation"
+msgstr "Unterrichtsstundenbeschreibung"
+
+#: templates/alsijil/lesson.html:44
 msgid "Person"
 msgstr "Person"
 
-#: templates/alsijil/lesson.html:49
+#: templates/alsijil/lesson.html:45
 msgid "Absent"
 msgstr "Abwesend"
 
-#: templates/alsijil/lesson.html:50
+#: templates/alsijil/lesson.html:46
 msgid "Tardiness"
 msgstr "Verspätung"
 
-#: templates/alsijil/lesson.html:51
+#: templates/alsijil/lesson.html:47
 msgid "Excused"
 msgstr "Entschuldigt"
 
-#: templates/alsijil/lesson.html:52
+#: templates/alsijil/lesson.html:48
 msgid "Remarks"
 msgstr "Bemerkungen"
+
+#: templates/alsijil/lesson.html:70
+msgid "No lesson found"
+msgstr ""
+
+#: templates/alsijil/lesson.html:74
+msgid ""
+"\n"
+"      You either selected an invalid lesson or there\n"
+"      is currently no lesson in progress.\n"
+"     "
+msgstr ""
+
+#~ msgid "Lesson"
+#~ msgstr "Unterrichtsstunde"
diff --git a/biscuit/apps/alsijil/locale/fr/LC_MESSAGES/django.po b/biscuit/apps/alsijil/locale/fr/LC_MESSAGES/django.po
new file mode 100644
index 0000000000000000000000000000000000000000..62684927243ec94357197a2af4dd0ed86c6ae019
--- /dev/null
+++ b/biscuit/apps/alsijil/locale/fr/LC_MESSAGES/django.po
@@ -0,0 +1,110 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2019-08-27 15:23+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
+
+#: apps.py:7
+msgid "BiscuIT - Alsijil (Class register)"
+msgstr ""
+
+#: menus.py:6
+msgid "Class register"
+msgstr ""
+
+#: menus.py:12
+msgid "Current lesson"
+msgstr ""
+
+#: models.py:27
+msgid "Lesson topic"
+msgstr ""
+
+#: models.py:28
+msgid "Homework"
+msgstr ""
+
+#: templates/alsijil/group_week.html:6
+msgid "Current week"
+msgstr ""
+
+#: templates/alsijil/group_week.html:15
+msgid "Week"
+msgstr ""
+
+#: templates/alsijil/group_week.html:26
+msgid "Period"
+msgstr ""
+
+#: templates/alsijil/group_week.html:27
+msgid "Subject"
+msgstr ""
+
+#: templates/alsijil/group_week.html:28
+msgid "Teachers"
+msgstr ""
+
+#: templates/alsijil/group_week.html:48 templates/alsijil/lesson.html:35
+msgid "Personal notes"
+msgstr ""
+
+#: templates/alsijil/group_week.html:59
+msgid "No group selected"
+msgstr ""
+
+#: templates/alsijil/group_week.html:63
+msgid ""
+"\n"
+"      You must select a group to see the week summary.\n"
+"     "
+msgstr ""
+
+#: templates/alsijil/lesson.html:6
+msgid "Lesson documentation"
+msgstr ""
+
+#: templates/alsijil/lesson.html:44
+msgid "Person"
+msgstr ""
+
+#: templates/alsijil/lesson.html:45
+msgid "Absent"
+msgstr ""
+
+#: templates/alsijil/lesson.html:46
+msgid "Tardiness"
+msgstr ""
+
+#: templates/alsijil/lesson.html:47
+msgid "Excused"
+msgstr ""
+
+#: templates/alsijil/lesson.html:48
+msgid "Remarks"
+msgstr ""
+
+#: templates/alsijil/lesson.html:70
+msgid "No lesson found"
+msgstr ""
+
+#: templates/alsijil/lesson.html:74
+msgid ""
+"\n"
+"      You either selected an invalid lesson or there\n"
+"      is currently no lesson in progress.\n"
+"     "
+msgstr ""
diff --git a/biscuit/apps/alsijil/locale/nb_NO/LC_MESSAGES/django.po b/biscuit/apps/alsijil/locale/nb_NO/LC_MESSAGES/django.po
new file mode 100644
index 0000000000000000000000000000000000000000..ade96ad33b7d932a6c8195f66cdd7b91ab837af2
--- /dev/null
+++ b/biscuit/apps/alsijil/locale/nb_NO/LC_MESSAGES/django.po
@@ -0,0 +1,109 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2019-08-27 15:23+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: apps.py:7
+msgid "BiscuIT - Alsijil (Class register)"
+msgstr ""
+
+#: menus.py:6
+msgid "Class register"
+msgstr ""
+
+#: menus.py:12
+msgid "Current lesson"
+msgstr ""
+
+#: models.py:27
+msgid "Lesson topic"
+msgstr ""
+
+#: models.py:28
+msgid "Homework"
+msgstr ""
+
+#: templates/alsijil/group_week.html:6
+msgid "Current week"
+msgstr ""
+
+#: templates/alsijil/group_week.html:15
+msgid "Week"
+msgstr ""
+
+#: templates/alsijil/group_week.html:26
+msgid "Period"
+msgstr ""
+
+#: templates/alsijil/group_week.html:27
+msgid "Subject"
+msgstr ""
+
+#: templates/alsijil/group_week.html:28
+msgid "Teachers"
+msgstr ""
+
+#: templates/alsijil/group_week.html:48 templates/alsijil/lesson.html:35
+msgid "Personal notes"
+msgstr ""
+
+#: templates/alsijil/group_week.html:59
+msgid "No group selected"
+msgstr ""
+
+#: templates/alsijil/group_week.html:63
+msgid ""
+"\n"
+"      You must select a group to see the week summary.\n"
+"     "
+msgstr ""
+
+#: templates/alsijil/lesson.html:6
+msgid "Lesson documentation"
+msgstr ""
+
+#: templates/alsijil/lesson.html:44
+msgid "Person"
+msgstr ""
+
+#: templates/alsijil/lesson.html:45
+msgid "Absent"
+msgstr ""
+
+#: templates/alsijil/lesson.html:46
+msgid "Tardiness"
+msgstr ""
+
+#: templates/alsijil/lesson.html:47
+msgid "Excused"
+msgstr ""
+
+#: templates/alsijil/lesson.html:48
+msgid "Remarks"
+msgstr ""
+
+#: templates/alsijil/lesson.html:70
+msgid "No lesson found"
+msgstr ""
+
+#: templates/alsijil/lesson.html:74
+msgid ""
+"\n"
+"      You either selected an invalid lesson or there\n"
+"      is currently no lesson in progress.\n"
+"     "
+msgstr ""
diff --git a/biscuit/apps/alsijil/locale/tr_TR/LC_MESSAGES/django.po b/biscuit/apps/alsijil/locale/tr_TR/LC_MESSAGES/django.po
new file mode 100644
index 0000000000000000000000000000000000000000..ade96ad33b7d932a6c8195f66cdd7b91ab837af2
--- /dev/null
+++ b/biscuit/apps/alsijil/locale/tr_TR/LC_MESSAGES/django.po
@@ -0,0 +1,109 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2019-08-27 15:23+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: apps.py:7
+msgid "BiscuIT - Alsijil (Class register)"
+msgstr ""
+
+#: menus.py:6
+msgid "Class register"
+msgstr ""
+
+#: menus.py:12
+msgid "Current lesson"
+msgstr ""
+
+#: models.py:27
+msgid "Lesson topic"
+msgstr ""
+
+#: models.py:28
+msgid "Homework"
+msgstr ""
+
+#: templates/alsijil/group_week.html:6
+msgid "Current week"
+msgstr ""
+
+#: templates/alsijil/group_week.html:15
+msgid "Week"
+msgstr ""
+
+#: templates/alsijil/group_week.html:26
+msgid "Period"
+msgstr ""
+
+#: templates/alsijil/group_week.html:27
+msgid "Subject"
+msgstr ""
+
+#: templates/alsijil/group_week.html:28
+msgid "Teachers"
+msgstr ""
+
+#: templates/alsijil/group_week.html:48 templates/alsijil/lesson.html:35
+msgid "Personal notes"
+msgstr ""
+
+#: templates/alsijil/group_week.html:59
+msgid "No group selected"
+msgstr ""
+
+#: templates/alsijil/group_week.html:63
+msgid ""
+"\n"
+"      You must select a group to see the week summary.\n"
+"     "
+msgstr ""
+
+#: templates/alsijil/lesson.html:6
+msgid "Lesson documentation"
+msgstr ""
+
+#: templates/alsijil/lesson.html:44
+msgid "Person"
+msgstr ""
+
+#: templates/alsijil/lesson.html:45
+msgid "Absent"
+msgstr ""
+
+#: templates/alsijil/lesson.html:46
+msgid "Tardiness"
+msgstr ""
+
+#: templates/alsijil/lesson.html:47
+msgid "Excused"
+msgstr ""
+
+#: templates/alsijil/lesson.html:48
+msgid "Remarks"
+msgstr ""
+
+#: templates/alsijil/lesson.html:70
+msgid "No lesson found"
+msgstr ""
+
+#: templates/alsijil/lesson.html:74
+msgid ""
+"\n"
+"      You either selected an invalid lesson or there\n"
+"      is currently no lesson in progress.\n"
+"     "
+msgstr ""