diff --git a/src/calibre/translations/ca.po b/src/calibre/translations/ca.po
index 84229f3bc3..1f1fc9862e 100644
--- a/src/calibre/translations/ca.po
+++ b/src/calibre/translations/ca.po
@@ -11,13 +11,13 @@ msgstr ""
 "Project-Id-Version: ca\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2011-04-10 22:01+0000\n"
-"PO-Revision-Date: 2011-04-09 16:22+0000\n"
+"PO-Revision-Date: 2011-04-14 15:37+0000\n"
 "Last-Translator: FerranRius <frius64@hotmail.com>\n"
 "Language-Team: \n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Launchpad-Export-Date: 2011-04-11 04:37+0000\n"
+"X-Launchpad-Export-Date: 2011-04-15 05:00+0000\n"
 "X-Generator: Launchpad (build 12735)\n"
 
 #: /home/kovid/work/calibre/src/calibre/customize/__init__.py:56
@@ -494,7 +494,7 @@ msgstr "Baixada de metadades"
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:1050
 msgid "Control how calibre downloads ebook metadata from the net"
-msgstr ""
+msgstr "Control com el calibre baixa les metadades dels llibres de la xarxa"
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:1055
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/plugins.py:268
@@ -2608,6 +2608,9 @@ msgid ""
 "\n"
 " See: "
 msgstr ""
+"Gènere del llibre. Opcions: %s\n"
+"\n"
+" Vegeu: "
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/fb2/output.py:159
 msgid "for a complete list with descriptions."
@@ -11204,7 +11207,7 @@ msgstr "Suprimeix la cerca desada actual"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/layout.py:263
 msgid "Donate"
-msgstr ""
+msgstr "Donacions"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/library/delegates.py:354
 msgid "Y"
@@ -11658,7 +11661,7 @@ msgstr "Edita les metadades"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single.py:163
 msgid "&Download metadata"
-msgstr ""
+msgstr "&Baixa les metadades"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single.py:487
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single.py:671
@@ -11696,10 +11699,15 @@ msgid ""
 "having a cover will find a cover in the download\n"
 "cover stage, and vice versa."
 msgstr ""
+"La indicació «té portada» no és del tot\n"
+"fiable. A vegades hi ha resultats marcats\n"
+"com si no tinguessin portada dels quals es\n"
+"troba una portada a la fase de baixada de\n"
+"portades i a l'inrevés."
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:254
 msgid "See at"
-msgstr ""
+msgstr "Vegeu a"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:389
 msgid "calibre is downloading metadata from: "
@@ -11707,7 +11715,7 @@ msgstr "El calibre està baixant les metadades des de: "
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:411
 msgid "Please wait"
-msgstr ""
+msgstr "Espereu"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:440
 msgid "Query: "
@@ -11733,27 +11741,30 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:534
 msgid "Current cover"
-msgstr ""
+msgstr "Portada actual"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:537
 msgid "Searching..."
-msgstr ""
+msgstr "S'està cercant..."
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:683
 msgid "Downloading covers for <b>%s</b>, please wait..."
-msgstr ""
+msgstr "S'està baixant portades per a <b>%s</b>, espereu..."
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:713
 msgid "Failed to download any covers, click \"Show details\" for details."
 msgstr ""
+"No s'ha pogut baixar cap portada. Feu clic a «Mostra detalls» per a més "
+"informació."
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:719
 msgid "Could not find any covers for <b>%s</b>"
-msgstr ""
+msgstr "No s'ha trobat cap portada per a <b>%s</b>"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:721
 msgid "Found <b>%d</b> covers of %s. Pick the one you like best."
 msgstr ""
+"S'han trobat <b>%d</b> portades per a %s. Trieu la que us agradi més."
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:766
 #: /home/kovid/work/calibre/src/calibre/gui2/viewer/main_ui.py:205
@@ -11762,7 +11773,7 @@ msgstr "Copia-ho al porta-retalls"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:773
 msgid "Download log"
-msgstr ""
+msgstr "Registre de baixades"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:809
 msgid "Downloading metadata..."
@@ -11771,7 +11782,7 @@ msgstr "Descàrrega de les metadades..."
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:827
 #: /home/kovid/work/calibre/src/calibre/gui2/metadata/single_download.py:918
 msgid "View log"
-msgstr ""
+msgstr "Mostra el registre"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/__init__.py:36
 msgid ""
@@ -11919,7 +11930,7 @@ msgstr "Molt baix"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/behavior.py:72
 msgid "Compact Metadata"
-msgstr ""
+msgstr "Compacta la metadades"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/behavior.py:176
 msgid "Confirmation dialogs have all been reset"
@@ -11941,13 +11952,16 @@ msgstr "Mostra un avís quan hi hagi una &nova versió disponible"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/behavior_ui.py:158
 msgid "Yes/No columns have three values (Requires restart)"
-msgstr ""
+msgstr "Les columnes «Sí/No» tenen tres valors (caldrà reiniciar)"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/behavior_ui.py:159
 msgid ""
 "If checked, Yes/No custom columns values can be Yes, No, or Unknown.\n"
 "If not checked, the values can be Yes or No."
 msgstr ""
+"Si es marca, les columnes personalizades «Sí/No» poden ser«Sí», «No» o "
+"«Desconegut».\n"
+"Si no es marca els valors poder ser «Sí» o «No»."
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/behavior_ui.py:161
 msgid "Automatically send downloaded &news to ebook reader"
@@ -12000,13 +12014,16 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/behavior_ui.py:173
 msgid "Edit metadata (single) layout:"
-msgstr ""
+msgstr "Edita la disposició (única) de metadades:"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/behavior_ui.py:174
 msgid ""
 "Choose a different layout for the Edit Metadata dialog. The compact metadata "
 "layout favors editing custom metadata over changing covers and formats."
 msgstr ""
+"Trieu una disposició diferent per al quadre «Edita metadades». La disposició "
+"compacta de metadades afavoreix l'edició de les metadades personalitzades "
+"per damunt del canvi de portades i formats."
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/behavior_ui.py:175
 msgid "Preferred &input format order:"
@@ -12662,15 +12679,15 @@ msgstr "Cal reiniciar"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources.py:46
 msgid "Source"
-msgstr ""
+msgstr "Origen"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources.py:48
 msgid "Cover priority"
-msgstr ""
+msgstr "Prioritat de la portada"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:93
 msgid "Metadata sources"
-msgstr ""
+msgstr "Orígens de les metadades"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:94
 msgid ""
@@ -12678,31 +12695,37 @@ msgid ""
 "also set the cover priority. Covers from sources that have a higher "
 "(smaller) priority will be preferred when bulk downloading metadata.\n"
 msgstr ""
+"Inhabiliteu els orígens de metadades que no voleu desmarcant-los. També "
+"podeu establir la prioritat de les portades. Es prioritzen les portades "
+"d'orígens amb una prioritat més alta (més petita) quan es baixin metadades "
+"en massa.\n"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:96
 msgid "Configure selected source"
-msgstr ""
+msgstr "Configura l'origen seleccionat"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:97
 msgid "Downloaded metadata fields"
-msgstr ""
+msgstr "Camps de metadades descarregats"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:98
 msgid ""
 "If you uncheck any fields, metadata for those fields will not be downloaded"
 msgstr ""
+"Si desmarqueu algun camp no es baixaran les metadades d'aquests camps"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:99
 msgid "Convert all downloaded comments to plain &text"
-msgstr ""
+msgstr "Converteix tots els comentaris baixats a &text net"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:100
 msgid "Max. number of &tags to download:"
-msgstr ""
+msgstr "Número màxim d'&etiquetes que es descarregaran:"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:101
 msgid "Max. &time to wait after first match is found:"
 msgstr ""
+"&Temps màxim d'espera després que s'hagi trobat la primer coincidència:"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:102
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:104
@@ -12712,7 +12735,7 @@ msgstr " segons"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/metadata_sources_ui.py:103
 msgid "Max. time to wait after first &cover is found:"
-msgstr ""
+msgstr "Temps màxim d'espera després que es trobi la primera &portada:"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/misc.py:42
 msgid "Failed to install command line tools."
@@ -13646,11 +13669,11 @@ msgstr "Segona barra d'eines (opcional)"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/toolbar.py:222
 msgid "The menubar"
-msgstr ""
+msgstr "Barra de menú"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/toolbar.py:223
 msgid "The menubar when a device is connected"
-msgstr ""
+msgstr "Barra de menú quan es connecta un dispositiu"
 
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/toolbar.py:224
 msgid "The context menu for the books in the calibre library"
@@ -17805,7 +17828,7 @@ msgstr "No baixis els fulls d'estil CSS"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:12
 msgid "Auto increment series index"
-msgstr ""
+msgstr "Increment automàtic de l'índex de la sèrie"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:13
 msgid ""
@@ -17831,10 +17854,31 @@ msgid ""
 "series_index_auto_increment = 'next_free'\n"
 "series_index_auto_increment = 16.5"
 msgstr ""
+"L'algoritme utilitzat per assignar un nombre en una sèrie existent a un "
+"llibre nou.\n"
+"Els números nous assignats amb aquest ajustament són enters, excepte si\n"
+"especifiqueu un nombre constant que no sigui enter.\n"
+"Els valors possibles són:\n"
+"next: El primer enter disponible més gran que el major dels nombres "
+"utilitzats\n"
+"first_free: El primer enter disponible més gran que 0\n"
+"next_free: El primer enter disponible més gran que el menor dels nombres "
+"utilitzats\n"
+"last_free: El primer enter disponible més petit que el major dels nombres "
+"utilitzats.\n"
+"S'obté el més gran utilitzat + 1 si no n'hi ha cap altre nombre lliure\n"
+"const: Assigna sempre el nombre 1\n"
+"a number: Assigna sempre aquest nombre. El nombre no està entre cometes. "
+"Aquí\n"
+"es pot utilitzar 0.0\n"
+"Exemples:\n"
+"series_index_auto_increment = 'next'\n"
+"series_index_auto_increment = 'next_free'\n"
+"series_index_auto_increment = 16.5"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:31
 msgid "Add separator after completing an author name"
-msgstr ""
+msgstr "Afegeix un separador després de completar un nom d'autor"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:32
 msgid ""
@@ -17844,10 +17888,14 @@ msgid ""
 "for authors.\n"
 "Can be either True or False"
 msgstr ""
+"Configura si el separador s'afegeix al final\n"
+"del text introduït per començar automàticament\n"
+"una nova operació d'introducció d'autors.\n"
+"Pot ser «True» o «False»"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:40
 msgid "Author sort name algorithm"
-msgstr ""
+msgstr "Algoritme d'ordre per nom d'autor"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:41
 msgid ""
@@ -17863,10 +17911,24 @@ msgid ""
 "selecting 'manage authors', and pressing 'Recalculate all author sort "
 "values'."
 msgstr ""
+"L'algoritme que s'utilitza per copiar l'autor a l'ordre per autor\n"
+"Els valors possibles són:\n"
+"«invert»: passa de «nom cognom» a «cognom, nom» (per defecte)\n"
+"«copy»: copia «author» a «author_sort» sense canvis\n"
+"«comma»: utilitza «copy» si hi ha una coma al nom, si no és així utilitza "
+"«invert»\n"
+"«nocomma»: passa de «nom cognom» a «cognom nom» (sense coma)\n"
+"Si es canvia aquesta opció els valors d'ordre per autor desats per a cada "
+"autor\n"
+"s'han de tornar a calcular. Feu clic dret en un autor al panell d'etiquetes "
+"de\n"
+"l'esquerra, trieu «Administra els autors» i premeu «Torna a calcular tots "
+"els \n"
+"valors d'ordre per autor»."
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:52
 msgid "Use author sort in Tag Browser"
-msgstr ""
+msgstr "Utilitza l'ordre per autor a l'explorador d'etiquetes"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:53
 msgid ""
@@ -17886,10 +17948,27 @@ msgid ""
 "categories_use_field_for_author_name = 'author'\n"
 "categories_use_field_for_author_name = 'author_sort'"
 msgstr ""
+"Estableix el camp d'autor s'ha de mostrar al panell d'etiquetes (la llista\n"
+"d'autors, sèrie, editorial... a la banda esquerra). Es pot triar entre "
+"«author»\n"
+"i «author_sort». Aquest ajustament afecta només al que es visualitza a la\n"
+"categoria «autors» al panell d'etiquetes i al servidor de contingut. "
+"Tingueu\n"
+"en compte que si ho establiu a «author_sort» és molt fàcil que hi hagi noms\n"
+"duplicats a la llista perquè es garanteix que els noms d'autors són únics "
+"però\n"
+"no és així per als valors d'«author_sort». Que es visualitzin duplicats no "
+"fa cap\n"
+"mal però pot causar confusions. Si s'utilitza «author_sort» l'indicador de "
+"funció\n"
+"mostra el nom de l'autor.\n"
+"Exemples:\n"
+"categories_use_field_for_author_name = 'author'\n"
+"categories_use_field_for_author_name = 'author_sort'"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:67
 msgid "Control partitioning of Tag Browser"
-msgstr ""
+msgstr "Control de la divisió de l'explorador d'etiquetes"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:68
 msgid ""
diff --git a/src/calibre/translations/de.po b/src/calibre/translations/de.po
index 33b1b2fe21..37d247ac43 100644
--- a/src/calibre/translations/de.po
+++ b/src/calibre/translations/de.po
@@ -8,13 +8,13 @@ msgstr ""
 "Project-Id-Version: de\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2011-04-10 22:01+0000\n"
-"PO-Revision-Date: 2011-03-04 14:25+0000\n"
-"Last-Translator: miwie <Unknown>\n"
+"PO-Revision-Date: 2011-04-14 08:41+0000\n"
+"Last-Translator: Rudolf Metz <Unknown>\n"
 "Language-Team: American English <kde-i18n-doc@lists.kde.org>\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Launchpad-Export-Date: 2011-04-11 04:40+0000\n"
+"X-Launchpad-Export-Date: 2011-04-15 05:01+0000\n"
 "X-Generator: Launchpad (build 12735)\n"
 "Generated-By: pygettext.py 1.5\n"
 
@@ -254,6 +254,10 @@ msgid ""
 "Textile references to images. The referenced images as well as the TXT file "
 "are added to the archive."
 msgstr ""
+"Erstellt ein TXTZ-Archiv, falls eine TXT-Datei importiert wurde, die "
+"Markdown oder Textile Referenzierungen zu Abbildungen enthält. Sowohl die "
+"referenzierten Abbildungen als auch die TXT-Datei werden dem Archiv "
+"hinzugefügt."
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:167
 msgid "Extract cover from comic files"
@@ -351,11 +355,11 @@ msgstr "Passt individuell Werkzeugleiste und Kontextmenus an."
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:917
 msgid "Searching"
-msgstr ""
+msgstr "Suche..."
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:923
 msgid "Customize the way searching for books works in calibre"
-msgstr ""
+msgstr "Einstellung der calibre-Vorgehensweise bei der Büchersuche"
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:928
 msgid "Input Options"
@@ -486,6 +490,8 @@ msgstr "Metadaten laden"
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:1050
 msgid "Control how calibre downloads ebook metadata from the net"
 msgstr ""
+"Kontrolle der calibre-Vorhehensweise beim Herunterladen von E-Book-Metadaten "
+"aus dem Netz"
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:1055
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/plugins.py:268
@@ -669,11 +675,11 @@ msgstr "Dieses Profil ist geeignet für das SONY PRS-300."
 
 #: /home/kovid/work/calibre/src/calibre/customize/profiles.py:502
 msgid "Suitable for use with any e-ink device"
-msgstr ""
+msgstr "Verwendbar bei jedem E-Ink-Gerät"
 
 #: /home/kovid/work/calibre/src/calibre/customize/profiles.py:509
 msgid "Suitable for use with any large screen e-ink device"
-msgstr ""
+msgstr "Verwendbar bei jedem großformatigem E-ink-Gerät"
 
 #: /home/kovid/work/calibre/src/calibre/customize/profiles.py:518
 msgid "This profile is intended for the 5-inch JetBook."
@@ -801,11 +807,11 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/devices/apple/driver.py:65
 msgid "Disable Apple driver"
-msgstr ""
+msgstr "Abschalten des Apple-Treibers"
 
 #: /home/kovid/work/calibre/src/calibre/devices/apple/driver.py:69
 msgid "Enable Apple driver"
-msgstr ""
+msgstr "Einschalten des Apple-Treibers"
 
 #: /home/kovid/work/calibre/src/calibre/devices/apple/driver.py:117
 msgid "Use Series as Category in iTunes/iBooks"
@@ -1165,7 +1171,7 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/devices/kindle/apnx.py:44
 msgid "Could not generate page mapping."
-msgstr ""
+msgstr "Seitenzuordung konnte nicht erstellt werden."
 
 #: /home/kovid/work/calibre/src/calibre/devices/kindle/driver.py:44
 msgid "Communicate with the Kindle eBook reader."
@@ -1177,7 +1183,7 @@ msgstr "Kommunikation mit dem Kindle 2/3 eBook Reader."
 
 #: /home/kovid/work/calibre/src/calibre/devices/kindle/driver.py:180
 msgid "Send page number information when sending books"
-msgstr ""
+msgstr "Sende Seitennummerinformationen beim Senden von Büchern"
 
 #: /home/kovid/work/calibre/src/calibre/devices/kindle/driver.py:182
 msgid ""
@@ -1189,7 +1195,7 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/devices/kindle/driver.py:187
 msgid "Use slower but more accurate page number generation"
-msgstr ""
+msgstr "Benutze langsamere, jedoch akkuratere Seitennummergenerierung"
 
 #: /home/kovid/work/calibre/src/calibre/devices/kindle/driver.py:189
 msgid ""
@@ -1388,7 +1394,7 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/devices/prs505/driver.py:92
 msgid "Search for books in all folders"
-msgstr ""
+msgstr "Suche in allen Ordnern nach Büchern"
 
 #: /home/kovid/work/calibre/src/calibre/devices/prs505/driver.py:94
 msgid ""
@@ -1396,6 +1402,10 @@ msgid ""
 "device and its cards. This permits calibre to find books put on the device "
 "by other software and by wireless download."
 msgstr ""
+"Das Setzen diese Option erlaubt calibre nach Büchern in allen Ordnern des "
+"Geräts und dessen Speicherkarten zu suchen. Dies erlaubt calibre Bücher zu "
+"finden, die durch andere Software und kabellosem Herunterladen auf das Gerät "
+"gebracht wurden."
 
 #: /home/kovid/work/calibre/src/calibre/devices/prs505/sony_cache.py:190
 #: /home/kovid/work/calibre/src/calibre/ebooks/oeb/transforms/structure.py:69
@@ -1416,7 +1426,7 @@ msgstr "Kommunikation mit dem Newsmy Reader."
 
 #: /home/kovid/work/calibre/src/calibre/devices/teclast/driver.py:47
 msgid "Communicate with the Archos reader."
-msgstr ""
+msgstr "Kommuniziere mit dem Archos Lesegerät."
 
 #: /home/kovid/work/calibre/src/calibre/devices/teclast/driver.py:57
 msgid "Communicate with the Pico reader."
@@ -1436,11 +1446,11 @@ msgstr "Kommunikation mit dem Sunstech EB700 Reader"
 
 #: /home/kovid/work/calibre/src/calibre/devices/teclast/driver.py:99
 msgid "Communicate with the Stash W950 reader."
-msgstr ""
+msgstr "Kommuniziere mit dem Stash W950 Lesegerät."
 
 #: /home/kovid/work/calibre/src/calibre/devices/teclast/driver.py:111
 msgid "Communicate with the Wexler reader."
-msgstr ""
+msgstr "Kommuniziere mit dem Wexler Lesegerät."
 
 #: /home/kovid/work/calibre/src/calibre/devices/usbms/device.py:282
 msgid "Unable to detect the %s disk drive. Try rebooting."
diff --git a/src/calibre/translations/es.po b/src/calibre/translations/es.po
index 867386c72e..2fc29f6c93 100644
--- a/src/calibre/translations/es.po
+++ b/src/calibre/translations/es.po
@@ -11,13 +11,13 @@ msgstr ""
 "Project-Id-Version: es\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2011-04-10 22:01+0000\n"
-"PO-Revision-Date: 2011-04-11 10:16+0000\n"
+"PO-Revision-Date: 2011-04-13 08:36+0000\n"
 "Last-Translator: Jellby <Unknown>\n"
 "Language-Team: Spanish\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Launchpad-Export-Date: 2011-04-12 04:34+0000\n"
+"X-Launchpad-Export-Date: 2011-04-15 05:01+0000\n"
 "X-Generator: Launchpad (build 12735)\n"
 
 #: /home/kovid/work/calibre/src/calibre/customize/profiles.py:527
@@ -17943,6 +17943,21 @@ msgid ""
 "categories_use_field_for_author_name = 'author'\n"
 "categories_use_field_for_author_name = 'author_sort'"
 msgstr ""
+"Establece qué etiqueta de autor mostrar en el panel de etiquetas (la lista\n"
+"de autores, series, editoriales, etc. a la izquierda). Las opciones son "
+"«author»\n"
+"y «author_sort». Este ajuste afecta sólo a lo que se muestra en la "
+"categoría\n"
+"de autores en el explorador de etiquetas y en el servidor de contenidos.\n"
+"Tenga en cuenta que si especifica «author_sort» es posible que aparezcan\n"
+"nombres duplicados en la lista, porque aunque está garantizado que los\n"
+"nombres de autor son únicos, no existe tal garantía para los valores de\n"
+"author_sort. Los duplicados no estropean nada, pero pueden ocasionar\n"
+"confusión. Si se usa «author_sort», la ayuda emergente mostrará el nombre\n"
+"del autor.\n"
+"Ejemplos:\n"
+"categories_use_field_for_author_name = 'author'\n"
+"categories_use_field_for_author_name = 'author_sort'"
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:67
 msgid "Control partitioning of Tag Browser"
@@ -17975,6 +17990,33 @@ msgid ""
 "(\\ characters) in the template. It doesn't hurt anything to leave it there\n"
 "even if there aren't any backslashes."
 msgstr ""
+"Al dividir el explorador de etiquetas, el formato de la etiqueta de "
+"subcategoría\n"
+"está controlado por una plantilla: «categories_collapsed_name_template» si "
+"se\n"
+"ordena por nombre, «categories_collapsed_rating_template» si se ordena por\n"
+"calificación media y «categories_collapsed_popularity_template» si se "
+"ordena\n"
+"por popularidad. Hay dos variables disponibles para la plantilla: «first» y "
+"«last».\n"
+"La variable «first» es el primer elemento de la subcategoría y la variable "
+"«last»\n"
+"es el último elemento de la subcategoría. Ambas variables son objetos que "
+"tienen\n"
+"múltiples valores accesibles con un sufijo. Por ejemplo, «first.name» en "
+"una\n"
+"categoría de autores será el nombre del autor. Los subvalores son:\n"
+"name: El nombre imprimible del elemento\n"
+"count: El número de libros que hacen referencia a este elemento\n"
+"avg_rating: La calificación promedio de todos los libros que hacen "
+"referencia a este\n"
+"elemento\n"
+"sort: El valor de orden. Para autores es el orden de autor\n"
+"category: La categoría (autores, series, etc.) en la que está el elemento.\n"
+"Tenga en cuenta que la «r'» delante de la «{» es necesaria si hay barras "
+"invertidas\n"
+"(«\\») en la plantilla. No perjudica en nada dejarla aunque no haya barras "
+"invertidas."
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:90
 msgid "Specify columns to sort the booklist by on startup"
@@ -17990,6 +18032,14 @@ msgid ""
 "For example, set it to [('authors',0),('title',0)] to sort by\n"
 "title within authors."
 msgstr ""
+"Proporciona un conjunto de columnas para establecer el orden\n"
+"al inicial calibre. El argumento es «None» si se ha de usar el\n"
+"historial de ordenaciones, en caso contrario es una lista de parejas\n"
+"«columna,orden». «Columna» es el nombre de búsqueda, que\n"
+"aparece como ayuda emergente en la columna. «Orden» es «0»\n"
+"para ascendente y «1» para descendente\n"
+"Por ejemplo, establezca el ajuste a «[('authors',0),('title',0)]» para\n"
+"ordenar por títulos dentro de cada autor."
 
 #: /home/kovid/work/calibre/resources/default_tweaks.py:100
 msgid "Control how dates are displayed"
diff --git a/src/calibre/translations/nl.po b/src/calibre/translations/nl.po
index 8ca604b1be..ca7d11f6e5 100644
--- a/src/calibre/translations/nl.po
+++ b/src/calibre/translations/nl.po
@@ -8,13 +8,13 @@ msgstr ""
 "Project-Id-Version: calibre\n"
 "Report-Msgid-Bugs-To: FULL NAME <EMAIL@ADDRESS>\n"
 "POT-Creation-Date: 2011-04-10 22:01+0000\n"
-"PO-Revision-Date: 2011-04-09 10:46+0000\n"
-"Last-Translator: Pieter Lexis <Unknown>\n"
+"PO-Revision-Date: 2011-04-13 18:47+0000\n"
+"Last-Translator: Jan Cnops <Unknown>\n"
 "Language-Team: Dutch <nl@li.org>\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Launchpad-Export-Date: 2011-04-11 04:38+0000\n"
+"X-Launchpad-Export-Date: 2011-04-15 05:00+0000\n"
 "X-Generator: Launchpad (build 12735)\n"
 "X-Poedit-Country: NETHERLANDS\n"
 "X-Poedit-Language: Dutch\n"
@@ -199,7 +199,7 @@ msgstr "Kan niet configureren"
 
 #: /home/kovid/work/calibre/src/calibre/customize/__init__.py:318
 msgid "File type"
-msgstr "Bestandstype"
+msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/customize/__init__.py:354
 msgid "Metadata reader"
diff --git a/src/calibre/translations/pt_BR.po b/src/calibre/translations/pt_BR.po
index c3b4baadbf..db745cf4ee 100644
--- a/src/calibre/translations/pt_BR.po
+++ b/src/calibre/translations/pt_BR.po
@@ -8,13 +8,13 @@ msgstr ""
 "Project-Id-Version: calibre\n"
 "Report-Msgid-Bugs-To: FULL NAME <EMAIL@ADDRESS>\n"
 "POT-Creation-Date: 2011-04-10 22:01+0000\n"
-"PO-Revision-Date: 2011-04-01 03:17+0000\n"
-"Last-Translator: Júlio Cezar Santos Pires <Unknown>\n"
+"PO-Revision-Date: 2011-04-14 18:08+0000\n"
+"Last-Translator: Fabrício Massuia <Unknown>\n"
 "Language-Team: American English <kde-i18n-doc@kde.org>\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Launchpad-Export-Date: 2011-04-11 04:51+0000\n"
+"X-Launchpad-Export-Date: 2011-04-15 05:02+0000\n"
 "X-Generator: Launchpad (build 12735)\n"
 
 #: /home/kovid/work/calibre/src/calibre/customize/__init__.py:56
@@ -2484,7 +2484,7 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/fb2/output.py:159
 msgid "for a complete list with descriptions."
-msgstr ""
+msgstr "para uma lista completa com descrições."
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/html/input.py:248
 msgid ""
@@ -2516,7 +2516,7 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/html/output.py:33
 msgid "CSS file used for the output instead of the default file"
-msgstr ""
+msgstr "Arquivo CCS utilizado ao invés do arquivo padrão"
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/html/output.py:36
 msgid ""
diff --git a/src/calibre/translations/sl.po b/src/calibre/translations/sl.po
index 21dbed2dcf..38086f073b 100644
--- a/src/calibre/translations/sl.po
+++ b/src/calibre/translations/sl.po
@@ -7,13 +7,13 @@ msgstr ""
 "Project-Id-Version: calibre 0.4.49\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2011-04-10 22:01+0000\n"
-"PO-Revision-Date: 2011-04-02 09:51+0000\n"
+"PO-Revision-Date: 2011-04-13 22:18+0000\n"
 "Last-Translator: Martin Srebotnjak <miles@filmsi.net>\n"
 "Language-Team: Martin Srebotnjak <miles@filmsi.net>\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Launchpad-Export-Date: 2011-04-11 04:48+0000\n"
+"X-Launchpad-Export-Date: 2011-04-15 05:01+0000\n"
 "X-Generator: Launchpad (build 12735)\n"
 "X-Poedit-Country: SLOVENIA\n"
 "X-Poedit-Language: Slovenian\n"
@@ -256,6 +256,9 @@ msgid ""
 "Textile references to images. The referenced images as well as the TXT file "
 "are added to the archive."
 msgstr ""
+"Ustvari arhiv TXTZ, če uvožena datoteka TXT vsebuje oblikovne označbe ali "
+"besedilne sklice na slike. Sklicevane slike in datoteka TXT sta dodana v "
+"arhiv."
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:167
 msgid "Extract cover from comic files"
@@ -487,7 +490,7 @@ msgstr "Prenos metapodatkov"
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:1050
 msgid "Control how calibre downloads ebook metadata from the net"
-msgstr ""
+msgstr "Nadzirajte, kako calibre prenese metapodatke o e-knjigi z medmrežja"
 
 #: /home/kovid/work/calibre/src/calibre/customize/builtins.py:1055
 #: /home/kovid/work/calibre/src/calibre/gui2/preferences/plugins.py:268
@@ -2216,7 +2219,7 @@ msgstr ""
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/conversion/plumber.py:532
 msgid "Unwrap lines using punctuation and other formatting clues."
-msgstr ""
+msgstr "Odstrani prelom vrstic z upoštevanjem ločil in drugih namigov."
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/conversion/plumber.py:536
 msgid ""
@@ -2435,10 +2438,13 @@ msgid ""
 "\n"
 " See: "
 msgstr ""
+"Žanr knjige. Možne izbire: %s\n"
+"\n"
+" Glejte: "
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/fb2/output.py:159
 msgid "for a complete list with descriptions."
-msgstr ""
+msgstr "za popoln seznam z opisi."
 
 #: /home/kovid/work/calibre/src/calibre/ebooks/html/input.py:248
 msgid ""