diff --git a/po/pl.po b/po/pl.po
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+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# 
+# Translators:
+# Michał Chruszcz <troll@troll.one.pl>, 2003
+# Piotr Sokół <psokol@jabster.pl>, 2010,2012
+msgid ""
+msgstr ""
+"Project-Id-Version: Xfce Panel Plugins\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2013-07-03 21:08+0200\n"
+"PO-Revision-Date: 2013-07-04 22:10+0000\n"
+"Last-Translator: OSWorld <michal.olber@osworld.pl>\n"
+"Language-Team: Polish (http://www.transifex.com/projects/p/xfce/language/pl/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Language: pl\n"
+"Plural-Forms: nplurals=3; plural=(n==1 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
+
+#: ../panel-plugin/netload.c:61
+msgid "Xfce4-Netload-Plugin"
+msgstr "Xfce4-netload-plugin"
+
+#: ../panel-plugin/netload.c:64
+msgid "Unknown error."
+msgstr "Nieznany błąd."
+
+#: ../panel-plugin/netload.c:65
+msgid "Linux proc device '/proc/net/dev' not found."
+msgstr "Nie odnaleziono procesu urządzenia „/proc/net/dev”."
+
+#: ../panel-plugin/netload.c:66
+msgid "Interface was not found."
+msgstr "Nie odnaleziono interfejsu."
+
+#: ../panel-plugin/netload.c:163
+#, c-format
+msgid "<< %s >> (Interface down)"
+msgstr "%s: (interfejs wyłączony)"
+
+#: ../panel-plugin/netload.c:250
+#, c-format
+msgid ""
+"<< %s >> (%s)\n"
+"Average of last %d measures\n"
+"with an interval of %.2fs:\n"
+"Incoming: %s\n"
+"Outgoing: %s\n"
+"Total: %s"
+msgstr "<< %s >> (%s)\nŚrednia ostatnich %d pomiarów\nw odstępie %.2fs:\nPrzychodzące: %s kB/s\nWychodzące: %s kB/s\nŁącznie: %s kB/s"
+
+#: ../panel-plugin/netload.c:253
+msgid "no IP address"
+msgstr "brak adresu IP"
+
+#: ../panel-plugin/netload.c:567
+#, c-format
+msgid ""
+"%s: Error in initializing:\n"
+"%s"
+msgstr "%s: Błąd inicjowania:\n%s"
+
+#: ../panel-plugin/netload.c:882
+msgid "Select color"
+msgstr "Wybór koloru"
+
+#: ../panel-plugin/netload.c:948
+msgid "Bar color (i_ncoming):"
+msgstr "Kolor wskaźnika p_obierania:"
+
+#: ../panel-plugin/netload.c:949
+msgid "Bar color (_outgoing):"
+msgstr "Kolor wskaźnika _wysyłania:"
+
+#: ../panel-plugin/netload.c:952
+msgid "Maximum (inco_ming):"
+msgstr "Wartość maksymalna po_bierania:"
+
+#: ../panel-plugin/netload.c:953
+msgid "Maximum (o_utgoing):"
+msgstr "Wartość maksymalna wy_syłania:"
+
+#: ../panel-plugin/netload.c:958 ../panel-plugin/netload.desktop.in.in.h:1
+msgid "Network Monitor"
+msgstr "Monitor sieci"
+
+#: ../panel-plugin/netload.c:987
+msgid "_Text to display:"
+msgstr "Etykieta:"
+
+#: ../panel-plugin/netload.c:1018
+msgid "Network _device:"
+msgstr "Urządzenie _sieciowe:"
+
+#: ../panel-plugin/netload.c:1046
+msgid "Update _interval:"
+msgstr "Okres _aktualizacji:"
+
+#: ../panel-plugin/netload.c:1059
+msgid "s"
+msgstr "s"
+
+#: ../panel-plugin/netload.c:1072
+msgid "_Automatic maximum"
+msgstr "_Automatyczne określenie wartości maksymalnych"
+
+#: ../panel-plugin/netload.c:1106
+msgid "KiB/s"
+msgstr "KiB/s"
+
+#: ../panel-plugin/netload.c:1131
+msgid "_Present data as:"
+msgstr "Sposób p_rzedstawienia danych:"
+
+#: ../panel-plugin/netload.c:1140
+msgid "Bars"
+msgstr "Słupki"
+
+#: ../panel-plugin/netload.c:1141
+msgid "Values"
+msgstr "Wartości"
+
+#: ../panel-plugin/netload.c:1142
+msgid "Bars and values"
+msgstr "Słupki i wartości"
+
+#: ../panel-plugin/netload.c:1192
+msgid "_Colorize values"
+msgstr "_Kolory wartości"
+
+#: ../panel-plugin/netload.desktop.in.in.h:2
+msgid "Show network traffic"
+msgstr "Dostarcza informacje na temat obciążenia połączeń sieciowych"
+
+#: ../panel-plugin/utils.c:78
+msgid "B"
+msgstr "B"
+
+#: ../panel-plugin/utils.c:78
+msgid "KiB"
+msgstr "KiB"
+
+#: ../panel-plugin/utils.c:78
+msgid "MiB"
+msgstr "MiB"
+
+#: ../panel-plugin/utils.c:78
+msgid "GiB"
+msgstr "GiB"