diff --git a/build/chrome.manifest b/build/chrome.manifest
index f494402..225e7a7 100644
--- a/build/chrome.manifest
+++ b/build/chrome.manifest
@@ -1,7 +1,7 @@
 content	switcher  chrome/content/
 
 locale  switcher  bg-BG chrome/locale/bg-BG/
-locale  switcher  da-DK chrome/locale/da-DK/
+locale  switcher  da chrome/locale/da/
 locale	switcher  de chrome/locale/de/
 locale	switcher  en-US chrome/locale/en-US/
 locale	switcher  es-ES chrome/locale/es-ES/
@@ -11,9 +11,10 @@ locale	switcher  hr-HR chrome/locale/hr-HR/
 locale	switcher  it-IT chrome/locale/it-IT/
 locale  switcher  ja-JP chrome/locale/ja-JP/
 locale	switcher  nl chrome/locale/nl/
-locale  switcher  pl-PL chrome/locale/pl-PL/
+locale  switcher  pl chrome/locale/pl/
 locale  switcher  pt-BR chrome/locale/pt-BR/
 locale  switcher  ru-RU chrome/locale/ru-RU/
+locale  switcher  sv-SE chrome/locale/sv-SE/
 locale  switcher  th-TH chrome/locale/th-TH/
 locale  switcher  tr-TR chrome/locale/tr-TR/
 locale  switcher  uk-UA chrome/locale/uk-UA/
diff --git a/build/chrome/content/about.xul b/build/chrome/content/about.xul
index e5ffe08..0d0d87d 100644
--- a/build/chrome/content/about.xul
+++ b/build/chrome/content/about.xul
@@ -20,7 +20,8 @@
   <text value="AlleyKat / Finn Sørensen, Стоян Димитров, " />
   <text value="Risse, J.B Marcon (Goofy), Luana Di Muzio, " />
   <text value="drry, markh, Wacław Jacek, Alberto Eidh, " />
-	<text value="Kenan Balamir, yfdyh000, Tang Kai Yiu (TKY) " />
+  <text value="Kenan Balamir, yfdyh000, Tang Kai Yiu (TKY), " />
+  <text value="Mikael Hiort af Ornäs " />
   <separator class="thin" />
   <text value="&text.home.page;" style="font-weight: bold;" />
   <text value="http://hermann.czedik.net/projekte/switcher/" style="text-decoration:underline;cursor:pointer" onclick="window.open('http://hermann.czedik.net/projekte/switcher/')" />
diff --git a/build/chrome/locale/da-DK/about.dtd b/build/chrome/locale/da/about.dtd
similarity index 100%
rename from build/chrome/locale/da-DK/about.dtd
rename to build/chrome/locale/da/about.dtd
diff --git a/build/chrome/locale/da-DK/projectedit.dtd b/build/chrome/locale/da/projectedit.dtd
similarity index 100%
rename from build/chrome/locale/da-DK/projectedit.dtd
rename to build/chrome/locale/da/projectedit.dtd
diff --git a/build/chrome/locale/da-DK/switcher.properties b/build/chrome/locale/da/switcher.properties
similarity index 100%
rename from build/chrome/locale/da-DK/switcher.properties
rename to build/chrome/locale/da/switcher.properties
diff --git a/build/chrome/locale/da-DK/switcherOptions.dtd b/build/chrome/locale/da/switcherOptions.dtd
similarity index 100%
rename from build/chrome/locale/da-DK/switcherOptions.dtd
rename to build/chrome/locale/da/switcherOptions.dtd
diff --git a/build/chrome/locale/pl-PL/about.dtd b/build/chrome/locale/pl/about.dtd
similarity index 100%
rename from build/chrome/locale/pl-PL/about.dtd
rename to build/chrome/locale/pl/about.dtd
diff --git a/build/chrome/locale/pl-PL/projectedit.dtd b/build/chrome/locale/pl/projectedit.dtd
similarity index 100%
rename from build/chrome/locale/pl-PL/projectedit.dtd
rename to build/chrome/locale/pl/projectedit.dtd
diff --git a/build/chrome/locale/pl-PL/switcher.properties b/build/chrome/locale/pl/switcher.properties
similarity index 100%
rename from build/chrome/locale/pl-PL/switcher.properties
rename to build/chrome/locale/pl/switcher.properties
diff --git a/build/chrome/locale/pl-PL/switcherOptions.dtd b/build/chrome/locale/pl/switcherOptions.dtd
similarity index 100%
rename from build/chrome/locale/pl-PL/switcherOptions.dtd
rename to build/chrome/locale/pl/switcherOptions.dtd
diff --git a/build/chrome/locale/sv-SE/about.dtd b/build/chrome/locale/sv-SE/about.dtd
new file mode 100644
index 0000000..5a38698
--- /dev/null
+++ b/build/chrome/locale/sv-SE/about.dtd
@@ -0,0 +1,6 @@
+<!ENTITY server.switcher.about "Om Server Switcher">
+<!ENTITY text.created.by "Skapat av:">
+<!ENTITY text.home.page "Webbplats:">
+<!ENTITY text.translator "Översättare:">
+<!ENTITY button.close "Stäng">
+<!ENTITY translator.name "Mikael Hiort af Ornäs">
diff --git a/build/chrome/locale/sv-SE/projectedit.dtd b/build/chrome/locale/sv-SE/projectedit.dtd
new file mode 100644
index 0000000..8c5d871
--- /dev/null
+++ b/build/chrome/locale/sv-SE/projectedit.dtd
@@ -0,0 +1,8 @@
+<!ENTITY label.project "Projektnamn:">
+<!ENTITY label.development.server "Utvecklingsserver:">
+<!ENTITY textbox.localhost "localhost">
+<!ENTITY label.live.server "Live-server:">
+<!ENTITY label.server "Server">
+<!ENTITY label.port "Port">
+<!ENTITY label.server.path "Sökväg">
+<!ENTITY label.server.path.optional "Sökväg (valfritt)">
diff --git a/build/chrome/locale/sv-SE/switcher.properties b/build/chrome/locale/sv-SE/switcher.properties
new file mode 100644
index 0000000..4f29878
--- /dev/null
+++ b/build/chrome/locale/sv-SE/switcher.properties
@@ -0,0 +1,11 @@
+extensions.{F7D360DC-B8F8-11DA-86BD-3EC8728786A0}.description=Växla mellan dina utvecklings- och live-servrar.
+Error=Fel
+NoProjectNameError=Var vänlig ange ett projektnamn!
+WrongURISchemeError=Fel URI-schema!
+ServerNameError=Du angav ett felaktigt servernamn. (Korrekta exempel: localhost, www.dinwebbplats.se eller www.dinwebbplats.se:81)
+DatabaseError=Fel vid skrivning till databasen. Om problemet kvarstår, så kan du försöka att ta bort filen serverswitcher.sqlite från din webbläsares profilmapp. (Obs: Det kommer att ta bort alla dina Server Switcher-inställningar!)
+DuplicateProjectNameError=Ett projekt med detta namn finns redan. Var vänlig välj ett annat namn!
+NewProject=Nytt projekt
+EditProject=Redigera projekt
+SwitchToDev=Växla till utvecklingsversionen
+SwitchToLive=Växla till live-versionen
diff --git a/build/chrome/locale/sv-SE/switcherOptions.dtd b/build/chrome/locale/sv-SE/switcherOptions.dtd
new file mode 100644
index 0000000..2e795cc
--- /dev/null
+++ b/build/chrome/locale/sv-SE/switcherOptions.dtd
@@ -0,0 +1,7 @@
+<!ENTITY caption.server "Projekt">
+<!ENTITY listheader.project "Projekt">
+<!ENTITY listheader.development.server "Utvecklingsserver">
+<!ENTITY listheader.live.server "Live-server">
+<!ENTITY button.add "Nytt projekt">
+<!ENTITY button.edit "Redigera projekt">
+<!ENTITY button.remove "Ta bort projekt">