diff --git a/chrome/content/zotero/overlay.xul b/chrome/content/zotero/overlay.xul
index 1b2e025dd..98ca9c539 100644
--- a/chrome/content/zotero/overlay.xul
+++ b/chrome/content/zotero/overlay.xul
@@ -148,7 +148,7 @@
 								<menuitem id="zotero-tb-actions-prefs" label="&zotero.toolbar.preferences.label;"
 									oncommand="ZoteroPane.openPreferences()"/>
 								<menuitem id="zotero-tb-actions-reportErrors" command="cmd_zotero_reportErrors" disabled="true"/>
-								<menuitem id="zotero-tb-actions-documentation" label="&zotero.toolbar.documentation.label;" oncommand="window.open('http://www.zotero.org/documentation/', '', 'menubar=yes,location=yes,toolbar=yes,personalbar=yes,resizable=yes,scrollbars=yes,status=yes');"/>
+								<menuitem id="zotero-tb-actions-support" label="&zotero.toolbar.supportAndDocumentation;" oncommand="window.open('http://www.zotero.org/support/', '', 'menubar=yes,location=yes,toolbar=yes,personalbar=yes,resizable=yes,scrollbars=yes,status=yes');"/>
 								<menuitem id="zotero-tb-actions-about" label="&zotero.toolbar.about.label;" oncommand="window.openDialog('chrome://zotero/content/about.xul', 'about', 'chrome')"/>
 							</menupopup>
 						</toolbarbutton>
diff --git a/chrome/locale/af-ZA/zotero/zotero.dtd b/chrome/locale/af-ZA/zotero/zotero.dtd
index f1c0b9c57..b7da88f9b 100644
--- a/chrome/locale/af-ZA/zotero/zotero.dtd
+++ b/chrome/locale/af-ZA/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Search:">
diff --git a/chrome/locale/ar/zotero/zotero.dtd b/chrome/locale/ar/zotero/zotero.dtd
index 5cb0899c1..00fd1ad72 100644
--- a/chrome/locale/ar/zotero/zotero.dtd
+++ b/chrome/locale/ar/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "انشئ خط زمني">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "التفضيلات...">
-<!ENTITY zotero.toolbar.documentation.label "التوثيق">
 <!ENTITY zotero.toolbar.about.label "حول زوتيرو">
 <!ENTITY zotero.toolbar.advancedSearch "بحث متقدم">
 <!ENTITY zotero.toolbar.search.label "بحث:">
diff --git a/chrome/locale/bg-BG/zotero/zotero.dtd b/chrome/locale/bg-BG/zotero/zotero.dtd
index 9763fd30c..43c0ca495 100644
--- a/chrome/locale/bg-BG/zotero/zotero.dtd
+++ b/chrome/locale/bg-BG/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Създаване на хронология">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Настройки...">
-<!ENTITY zotero.toolbar.documentation.label "Документация">
 <!ENTITY zotero.toolbar.about.label "За Зотеро">
 <!ENTITY zotero.toolbar.advancedSearch "Търсене за напреднали">
 <!ENTITY zotero.toolbar.search.label "Търсене:">
diff --git a/chrome/locale/ca-AD/zotero/zotero.dtd b/chrome/locale/ca-AD/zotero/zotero.dtd
index 8fde259c7..3031586b2 100644
--- a/chrome/locale/ca-AD/zotero/zotero.dtd
+++ b/chrome/locale/ca-AD/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Crea línia del temps">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferències...">
-<!ENTITY zotero.toolbar.documentation.label "Documentació">
 <!ENTITY zotero.toolbar.about.label "Sobre Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Cerca avançada">
 <!ENTITY zotero.toolbar.search.label "Cerca:">
diff --git a/chrome/locale/cs-CZ/zotero/zotero.dtd b/chrome/locale/cs-CZ/zotero/zotero.dtd
index 216e4ab6d..8879c7008 100644
--- a/chrome/locale/cs-CZ/zotero/zotero.dtd
+++ b/chrome/locale/cs-CZ/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Vyvoř časovou linii">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Nastavení...">
-<!ENTITY zotero.toolbar.documentation.label "Dokumentace">
 <!ENTITY zotero.toolbar.about.label "O Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Pokročilé hledávání">
 <!ENTITY zotero.toolbar.search.label "Hledej:">
diff --git a/chrome/locale/da-DK/zotero/zotero.dtd b/chrome/locale/da-DK/zotero/zotero.dtd
index a2d953500..459cfc4e1 100644
--- a/chrome/locale/da-DK/zotero/zotero.dtd
+++ b/chrome/locale/da-DK/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Search:">
diff --git a/chrome/locale/de-AT/zotero/zotero.dtd b/chrome/locale/de-AT/zotero/zotero.dtd
index b087f8ad4..4e5990429 100644
--- a/chrome/locale/de-AT/zotero/zotero.dtd
+++ b/chrome/locale/de-AT/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Einstellungen...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "Über Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Suche:">
diff --git a/chrome/locale/de-CH/zotero/zotero.dtd b/chrome/locale/de-CH/zotero/zotero.dtd
index b087f8ad4..4e5990429 100644
--- a/chrome/locale/de-CH/zotero/zotero.dtd
+++ b/chrome/locale/de-CH/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Einstellungen...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "Über Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Suche:">
diff --git a/chrome/locale/de-DE/zotero/zotero.dtd b/chrome/locale/de-DE/zotero/zotero.dtd
index 92b31cc6f..018fbb675 100644
--- a/chrome/locale/de-DE/zotero/zotero.dtd
+++ b/chrome/locale/de-DE/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Zeitstrahl erzeugen">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Einstellungen...">
-<!ENTITY zotero.toolbar.documentation.label "Dokumentation">
 <!ENTITY zotero.toolbar.about.label "Über Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Erweiterte Suche">
 <!ENTITY zotero.toolbar.search.label "Suche:">
diff --git a/chrome/locale/el-GR/zotero/zotero.dtd b/chrome/locale/el-GR/zotero/zotero.dtd
index f1c0b9c57..b7da88f9b 100644
--- a/chrome/locale/el-GR/zotero/zotero.dtd
+++ b/chrome/locale/el-GR/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Search:">
diff --git a/chrome/locale/en-US/zotero/zotero.dtd b/chrome/locale/en-US/zotero/zotero.dtd
index 62f102904..4dcfe0bce 100644
--- a/chrome/locale/en-US/zotero/zotero.dtd
+++ b/chrome/locale/en-US/zotero/zotero.dtd
@@ -73,7 +73,7 @@
 <!ENTITY zotero.toolbar.timeline.label				"Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label				"Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label				"Preferences...">
-<!ENTITY zotero.toolbar.documentation.label			"Documentation">
+<!ENTITY zotero.toolbar.supportAndDocumentation		"Support and Documentation">
 <!ENTITY zotero.toolbar.about.label					"About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch				"Advanced Search">
 <!ENTITY zotero.toolbar.search.label					"Search:">
diff --git a/chrome/locale/es-ES/zotero/zotero.dtd b/chrome/locale/es-ES/zotero/zotero.dtd
index 16a0463a6..6d9f3b76d 100644
--- a/chrome/locale/es-ES/zotero/zotero.dtd
+++ b/chrome/locale/es-ES/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Crear una cronografía">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferencias...">
-<!ENTITY zotero.toolbar.documentation.label "Documentación">
 <!ENTITY zotero.toolbar.about.label "Acerca de Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Búsqueda avanzada">
 <!ENTITY zotero.toolbar.search.label "Buscar:">
diff --git a/chrome/locale/et-EE/zotero/zotero.dtd b/chrome/locale/et-EE/zotero/zotero.dtd
index f1c0b9c57..b7da88f9b 100644
--- a/chrome/locale/et-EE/zotero/zotero.dtd
+++ b/chrome/locale/et-EE/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Search:">
diff --git a/chrome/locale/fi-FI/zotero/zotero.dtd b/chrome/locale/fi-FI/zotero/zotero.dtd
index f1c0b9c57..b7da88f9b 100644
--- a/chrome/locale/fi-FI/zotero/zotero.dtd
+++ b/chrome/locale/fi-FI/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Search:">
diff --git a/chrome/locale/fr-FR/zotero/zotero.dtd b/chrome/locale/fr-FR/zotero/zotero.dtd
index adc5eb128..4db3de330 100644
--- a/chrome/locale/fr-FR/zotero/zotero.dtd
+++ b/chrome/locale/fr-FR/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Créer une chronologie">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Préférences…">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "À propos de Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Recherche avancée">
 <!ENTITY zotero.toolbar.search.label "Recherche :">
diff --git a/chrome/locale/gl-ES/zotero/zotero.dtd b/chrome/locale/gl-ES/zotero/zotero.dtd
index e776ff09f..203ff7978 100644
--- a/chrome/locale/gl-ES/zotero/zotero.dtd
+++ b/chrome/locale/gl-ES/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Crear Cronograma">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferencias...">
-<!ENTITY zotero.toolbar.documentation.label "Documentación">
 <!ENTITY zotero.toolbar.about.label "Verbo do Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Procura Avanzada">
 <!ENTITY zotero.toolbar.search.label "Procura:">
diff --git a/chrome/locale/he-IL/zotero/zotero.dtd b/chrome/locale/he-IL/zotero/zotero.dtd
index 588fa41eb..e6600d7f9 100644
--- a/chrome/locale/he-IL/zotero/zotero.dtd
+++ b/chrome/locale/he-IL/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "...העדפות">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "חיפוש מתקדם">
 <!ENTITY zotero.toolbar.search.label ":חיפוש">
diff --git a/chrome/locale/hr-HR/zotero/zotero.dtd b/chrome/locale/hr-HR/zotero/zotero.dtd
index f1c0b9c57..b7da88f9b 100644
--- a/chrome/locale/hr-HR/zotero/zotero.dtd
+++ b/chrome/locale/hr-HR/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Search:">
diff --git a/chrome/locale/hu-HU/zotero/zotero.dtd b/chrome/locale/hu-HU/zotero/zotero.dtd
index 6b5cc7852..0c1340947 100644
--- a/chrome/locale/hu-HU/zotero/zotero.dtd
+++ b/chrome/locale/hu-HU/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Kronológia létrehozása">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Beállítások...">
-<!ENTITY zotero.toolbar.documentation.label "Súgó">
 <!ENTITY zotero.toolbar.about.label "Névjegy">
 <!ENTITY zotero.toolbar.advancedSearch "Haladó keresés">
 <!ENTITY zotero.toolbar.search.label "Keresés:">
diff --git a/chrome/locale/is-IS/zotero/zotero.dtd b/chrome/locale/is-IS/zotero/zotero.dtd
index 0410cf633..74c43792c 100644
--- a/chrome/locale/is-IS/zotero/zotero.dtd
+++ b/chrome/locale/is-IS/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "About Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Search:">
diff --git a/chrome/locale/it-IT/zotero/zotero.dtd b/chrome/locale/it-IT/zotero/zotero.dtd
index a2fd47aeb..b967be7c5 100644
--- a/chrome/locale/it-IT/zotero/zotero.dtd
+++ b/chrome/locale/it-IT/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Crea indicatore cronologico">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Impostazioni...">
-<!ENTITY zotero.toolbar.documentation.label "Documentazione">
 <!ENTITY zotero.toolbar.about.label "Informazioni su Zotero...">
 <!ENTITY zotero.toolbar.advancedSearch "Ricerca avanzata">
 <!ENTITY zotero.toolbar.search.label "Cerca:">
diff --git a/chrome/locale/ja-JP/zotero/zotero.dtd b/chrome/locale/ja-JP/zotero/zotero.dtd
index 02ed85f5b..ffeb668f6 100644
--- a/chrome/locale/ja-JP/zotero/zotero.dtd
+++ b/chrome/locale/ja-JP/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "タイムラインを作成">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "設定">
-<!ENTITY zotero.toolbar.documentation.label "このプローグラムについて">
 <!ENTITY zotero.toolbar.about.label "Zoteroについて">
 <!ENTITY zotero.toolbar.advancedSearch "詳細検索">
 <!ENTITY zotero.toolbar.search.label "検索：">
diff --git a/chrome/locale/ko-KR/zotero/zotero.dtd b/chrome/locale/ko-KR/zotero/zotero.dtd
index 521e74d83..141af5957 100644
--- a/chrome/locale/ko-KR/zotero/zotero.dtd
+++ b/chrome/locale/ko-KR/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "연표 생성">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "환경설정...">
-<!ENTITY zotero.toolbar.documentation.label "문서">
 <!ENTITY zotero.toolbar.about.label "Zotero 정보">
 <!ENTITY zotero.toolbar.advancedSearch "고급 검색">
 <!ENTITY zotero.toolbar.search.label "검색:">
diff --git a/chrome/locale/mn-MN/zotero/zotero.dtd b/chrome/locale/mn-MN/zotero/zotero.dtd
index 7c6dde5aa..7506f2e4a 100644
--- a/chrome/locale/mn-MN/zotero/zotero.dtd
+++ b/chrome/locale/mn-MN/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "Зотерогийн тухай">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Хайх:">
diff --git a/chrome/locale/nb-NO/zotero/zotero.dtd b/chrome/locale/nb-NO/zotero/zotero.dtd
index 620015c66..cee1f89f8 100644
--- a/chrome/locale/nb-NO/zotero/zotero.dtd
+++ b/chrome/locale/nb-NO/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Lag tidslinje">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Innstillinger...">
-<!ENTITY zotero.toolbar.documentation.label "Dokumentasjon">
 <!ENTITY zotero.toolbar.about.label "Om Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Avansert søk">
 <!ENTITY zotero.toolbar.search.label "Søk:">
diff --git a/chrome/locale/nl-NL/zotero/zotero.dtd b/chrome/locale/nl-NL/zotero/zotero.dtd
index 96ff9bc38..0fafc7591 100644
--- a/chrome/locale/nl-NL/zotero/zotero.dtd
+++ b/chrome/locale/nl-NL/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Tijdslijn maken">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Voorkeuren...">
-<!ENTITY zotero.toolbar.documentation.label "Documentatie">
 <!ENTITY zotero.toolbar.about.label "Over Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Uitgebreid zoeken">
 <!ENTITY zotero.toolbar.search.label "Zoeken:">
diff --git a/chrome/locale/pl-PL/zotero/zotero.dtd b/chrome/locale/pl-PL/zotero/zotero.dtd
index 57854267d..ccbf04d0d 100644
--- a/chrome/locale/pl-PL/zotero/zotero.dtd
+++ b/chrome/locale/pl-PL/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Utwórz oś czasową">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Ustawienia">
-<!ENTITY zotero.toolbar.documentation.label "Dokumentacja">
 <!ENTITY zotero.toolbar.about.label "Zotero - informacje">
 <!ENTITY zotero.toolbar.advancedSearch "Wyszukiwanie zaawansowane">
 <!ENTITY zotero.toolbar.search.label "Znajdź:">
diff --git a/chrome/locale/pt-BR/zotero/zotero.dtd b/chrome/locale/pt-BR/zotero/zotero.dtd
index c00a76dda..f7376d565 100644
--- a/chrome/locale/pt-BR/zotero/zotero.dtd
+++ b/chrome/locale/pt-BR/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferências...">
-<!ENTITY zotero.toolbar.documentation.label "Documentation">
 <!ENTITY zotero.toolbar.about.label "Sobre Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "Pesquisa:">
diff --git a/chrome/locale/pt-PT/zotero/zotero.dtd b/chrome/locale/pt-PT/zotero/zotero.dtd
index fd87c4c59..7915cde4d 100644
--- a/chrome/locale/pt-PT/zotero/zotero.dtd
+++ b/chrome/locale/pt-PT/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Criar Linha do Tempo">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferências...">
-<!ENTITY zotero.toolbar.documentation.label "Documentação">
 <!ENTITY zotero.toolbar.about.label "Acerca do Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Procura Avançada">
 <!ENTITY zotero.toolbar.search.label "Procurar:">
diff --git a/chrome/locale/ro-RO/zotero/zotero.dtd b/chrome/locale/ro-RO/zotero/zotero.dtd
index 30a0d1b83..6aff6ba88 100644
--- a/chrome/locale/ro-RO/zotero/zotero.dtd
+++ b/chrome/locale/ro-RO/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Creează cronologie">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferinţe...">
-<!ENTITY zotero.toolbar.documentation.label "Documentaţie">
 <!ENTITY zotero.toolbar.about.label "Despre Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Căutare avansată">
 <!ENTITY zotero.toolbar.search.label "Caută:">
diff --git a/chrome/locale/ru-RU/zotero/zotero.dtd b/chrome/locale/ru-RU/zotero/zotero.dtd
index b0c988d85..4d02ee638 100644
--- a/chrome/locale/ru-RU/zotero/zotero.dtd
+++ b/chrome/locale/ru-RU/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Создать ось времени">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Параметры...">
-<!ENTITY zotero.toolbar.documentation.label "Документация">
 <!ENTITY zotero.toolbar.about.label "О Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Расширенный поиск">
 <!ENTITY zotero.toolbar.search.label "Поиск:">
diff --git a/chrome/locale/sk-SK/zotero/zotero.dtd b/chrome/locale/sk-SK/zotero/zotero.dtd
index b8e3f1f56..ecdc77fdf 100644
--- a/chrome/locale/sk-SK/zotero/zotero.dtd
+++ b/chrome/locale/sk-SK/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Vytvor časovú os">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Predvoľby...">
-<!ENTITY zotero.toolbar.documentation.label "Dokumentácia">
 <!ENTITY zotero.toolbar.about.label "O Zotere">
 <!ENTITY zotero.toolbar.advancedSearch "Pokročilé vyhľadávanie">
 <!ENTITY zotero.toolbar.search.label "Hľadaj:">
diff --git a/chrome/locale/sl-SI/zotero/zotero.dtd b/chrome/locale/sl-SI/zotero/zotero.dtd
index e37054eaf..166cf3a04 100644
--- a/chrome/locale/sl-SI/zotero/zotero.dtd
+++ b/chrome/locale/sl-SI/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Ustvari časovnico">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Nastavitve ...">
-<!ENTITY zotero.toolbar.documentation.label "Dokumentacija">
 <!ENTITY zotero.toolbar.about.label "O Zoteru">
 <!ENTITY zotero.toolbar.advancedSearch "Napredno izkanje">
 <!ENTITY zotero.toolbar.search.label "Išči:">
diff --git a/chrome/locale/sr-RS/zotero/zotero.dtd b/chrome/locale/sr-RS/zotero/zotero.dtd
index 6256d117d..973406456 100644
--- a/chrome/locale/sr-RS/zotero/zotero.dtd
+++ b/chrome/locale/sr-RS/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Направите временски ток">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Поставке...">
-<!ENTITY zotero.toolbar.documentation.label "Документација">
 <!ENTITY zotero.toolbar.about.label "О програму Зотеро">
 <!ENTITY zotero.toolbar.advancedSearch "Напредна претрага">
 <!ENTITY zotero.toolbar.search.label "Претражи:">
diff --git a/chrome/locale/sv-SE/zotero/zotero.dtd b/chrome/locale/sv-SE/zotero/zotero.dtd
index 043e11817..c5e58dedd 100644
--- a/chrome/locale/sv-SE/zotero/zotero.dtd
+++ b/chrome/locale/sv-SE/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Skapa tidslinje">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Inställningar...">
-<!ENTITY zotero.toolbar.documentation.label "Dokumentation">
 <!ENTITY zotero.toolbar.about.label "Om Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Avancerad sök:">
 <!ENTITY zotero.toolbar.search.label "Sök:">
diff --git a/chrome/locale/th-TH/zotero/zotero.dtd b/chrome/locale/th-TH/zotero/zotero.dtd
index 31cf6f8f4..d4ebb9c1c 100644
--- a/chrome/locale/th-TH/zotero/zotero.dtd
+++ b/chrome/locale/th-TH/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Create Timeline">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Preferences...">
-<!ENTITY zotero.toolbar.documentation.label "เอกสาร">
 <!ENTITY zotero.toolbar.about.label "เกี่ยวกับโซแทโร">
 <!ENTITY zotero.toolbar.advancedSearch "Advanced Search">
 <!ENTITY zotero.toolbar.search.label "ค้นหา:">
diff --git a/chrome/locale/tr-TR/zotero/zotero.dtd b/chrome/locale/tr-TR/zotero/zotero.dtd
index 021dbf6b2..3f36ad790 100644
--- a/chrome/locale/tr-TR/zotero/zotero.dtd
+++ b/chrome/locale/tr-TR/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Zaman Çizelgesi Yarat">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Tercihler...">
-<!ENTITY zotero.toolbar.documentation.label "Belgeleme">
 <!ENTITY zotero.toolbar.about.label "Zotero Hakkında">
 <!ENTITY zotero.toolbar.advancedSearch "Gelişmiş Arama">
 <!ENTITY zotero.toolbar.search.label "Arama:">
diff --git a/chrome/locale/vi-VN/zotero/zotero.dtd b/chrome/locale/vi-VN/zotero/zotero.dtd
index f61f777b1..62ddc6218 100644
--- a/chrome/locale/vi-VN/zotero/zotero.dtd
+++ b/chrome/locale/vi-VN/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "Tạo Tuyến thời gian">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "Tùy chọn...">
-<!ENTITY zotero.toolbar.documentation.label "Tài liệu Hướng dẫn">
 <!ENTITY zotero.toolbar.about.label "Giới thiệu về Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "Tìm kiếm Nâng cao">
 <!ENTITY zotero.toolbar.search.label "Tìm kiếm:">
diff --git a/chrome/locale/zh-CN/zotero/zotero.dtd b/chrome/locale/zh-CN/zotero/zotero.dtd
index 5ab6a5038..3aab9bb2a 100644
--- a/chrome/locale/zh-CN/zotero/zotero.dtd
+++ b/chrome/locale/zh-CN/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "创建时间轴(Timeline)">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "配置...">
-<!ENTITY zotero.toolbar.documentation.label "文档">
 <!ENTITY zotero.toolbar.about.label "关于 Zotero">
 <!ENTITY zotero.toolbar.advancedSearch "高级检索">
 <!ENTITY zotero.toolbar.search.label "检索:">
diff --git a/chrome/locale/zh-TW/zotero/zotero.dtd b/chrome/locale/zh-TW/zotero/zotero.dtd
index cdb97aeb4..b115be4f4 100644
--- a/chrome/locale/zh-TW/zotero/zotero.dtd
+++ b/chrome/locale/zh-TW/zotero/zotero.dtd
@@ -73,7 +73,6 @@
 <!ENTITY zotero.toolbar.timeline.label "建立時序列表">
 <!ENTITY zotero.toolbar.duplicate.label "Show Duplicates">
 <!ENTITY zotero.toolbar.preferences.label "偏好設定…">
-<!ENTITY zotero.toolbar.documentation.label "說明文件">
 <!ENTITY zotero.toolbar.about.label "關於 Zotero…">
 <!ENTITY zotero.toolbar.advancedSearch "進階搜尋">
 <!ENTITY zotero.toolbar.search.label "搜尋：">