diff --git a/interface/lib/lang/cz.lng b/interface/lib/lang/cz.lng
index 1683c6e1125011f0f0cae93e10aa6acfe5f062f6..93f6d45e5ee8038018a0d8cf5f6f83e6f7759a29 100644
--- a/interface/lib/lang/cz.lng
+++ b/interface/lib/lang/cz.lng
@@ -133,5 +133,11 @@ $wb['datalog_status_d_web_folder_user'] = 'Odstranění uživatele pro adresář
 $wb['login_as_txt'] = 'Přihlašte se jako';
 $wb['no_domain_perm'] = 'Nemáte oprávnění pro tuto doménu. ';
 $wb['no_destination_perm'] = 'Nemáte oprávnění pro tuto destinaci.';
+$wb['client_you_are_locked'] = 'Nemáte oprávnění měnit žádná nastavení.';
+$wb['gender_m_txt'] = 'Pan';
+$wb['gender_f_txt'] = 'Paní';
+$wb['client_cannot_be_deleted_because_of_billing_module_txt'] = 'This client has records in the billing module, therefore he cannot be deleted.';
+$wb['yes_txt'] = 'Ano';
+$wb['no_txt'] = 'Ne';
 ?>
 
diff --git a/interface/web/admin/lib/lang/cz_directive_snippets.lng b/interface/web/admin/lib/lang/cz_directive_snippets.lng
index 085aec4d40d6de89f9eedf1b09b4fb95eb92de95..80381765750935e79a8fc7a6b13a4e5758e06bb9 100644
--- a/interface/web/admin/lib/lang/cz_directive_snippets.lng
+++ b/interface/web/admin/lib/lang/cz_directive_snippets.lng
@@ -6,5 +6,6 @@ $wb['snippet_txt'] = 'Snippet';
 $wb['active_txt'] = 'Aktivní';
 $wb['directive_snippets_name_empty'] = 'Please specify a name for the snippet.';
 $wb['directive_snippets_name_error_unique'] = 'There is already a directive snippet with this name.';
+$wb['variables_txt'] = 'Proměnné';
 ?>
 
diff --git a/interface/web/admin/lib/lang/cz_language_import.lng b/interface/web/admin/lib/lang/cz_language_import.lng
index 11e42f8041eef086acce587ebd60fa8c75ac58ec..792cd3b05bf31197420d7856a57d677e7698ce66 100644
--- a/interface/web/admin/lib/lang/cz_language_import.lng
+++ b/interface/web/admin/lib/lang/cz_language_import.lng
@@ -5,5 +5,6 @@ $wb['btn_save_txt'] = 'Nahrát vybraný jazykový soubor';
 $wb['language_overwrite_txt'] = 'Přepsat soubor, pokud existuje.';
 $wb['btn_cancel_txt'] = 'Zpět';
 $wb['ignore_version_txt'] = 'Přeskočit kontrolu verze ISPConfigu.';
+$wb['list_desc_txt'] = 'VAROVÁNÍ: Nepoužívejte import souborů jazyku z nedůvěryhodných zdrojů.';
 ?>
 
diff --git a/interface/web/admin/lib/lang/cz_login_as.lng b/interface/web/admin/lib/lang/cz_login_as.lng
new file mode 100644
index 0000000000000000000000000000000000000000..0f09d105baa393ffca1a090c1c9e36c1d1eddbbc
--- /dev/null
+++ b/interface/web/admin/lib/lang/cz_login_as.lng
@@ -0,0 +1,12 @@
+<?php
+$wb['login_1_txt'] = 'Chcete se přihlásit jako klient';
+$wb['login_2_txt'] = 'Pokud se přihlásíte jako klient, zpět do sekce Administrátora se vratíte kliknutím na odhlášení klienta.';
+$wb['btn_yes_txt'] = 'Ano, přihlásit se jako klient';
+$wb['btn_back_txt'] = 'Ne, zpět na seznam klientů';
+$wb['udp_port_help_txt'] = 'Odděleny čárkou';
+$wb['active_txt'] = 'Aktivní';
+$wb['firewall_error_unique'] = 'There is already a firewall record for this server.';
+$wb['tcp_ports_error_regex'] = 'Character not allowed in tcp port definition. Allowed characters are numbers, \\":\\" and \\",\\".';
+$wb['udp_ports_error_regex'] = 'Character not allowed in udp port definition. Allowed characters are numbers, \\":\\" and \\",\\".';
+?>
+
diff --git a/interface/web/admin/lib/lang/cz_server_config.lng b/interface/web/admin/lib/lang/cz_server_config.lng
index 18e833e31a76bd6b3ef5b387ebcbd8ec4dc4fdbc..6cfc18b165a8adacbd0ef503fab7045c1b99aa8a 100644
--- a/interface/web/admin/lib/lang/cz_server_config.lng
+++ b/interface/web/admin/lib/lang/cz_server_config.lng
@@ -173,7 +173,7 @@ $wb['overtraffic_notify_client_txt'] = 'Při překročení limitu přenesených
 $wb['rbl_error_regex'] = 'Please specify valid RBL hostnames.';
 $wb['overquota_notify_admin_txt'] = 'Poslat varování o překročení nebo vyčerpání kvót adminovi';
 $wb['overquota_notify_client_txt'] = 'Poslat varování o překročení nebo vyčerpání kvót uživateli';
-$wb['overquota_notify_onok_txt'] = 'Send quota ok message to client';
+$wb['overquota_notify_onok_txt'] = 'Poslat zprávu klientovi, že kvóta je již v pořádku';
 $wb['overquota_notify_freq_txt'] = 'Poslat varování o kvótách každý X dní';
 $wb['overquota_notify_freq_note_txt'] = '0 = poslat zprávu pouze jednou, žádné opakované zprávy';
 $wb['admin_notify_events_txt'] = 'Send email to admin starting with the following level';
@@ -188,5 +188,7 @@ $wb['munin_user_txt'] = 'Munin User';
 $wb['munin_password_txt'] = 'Munin Password';
 $wb['munin_url_error_regex'] = 'Invalid Munin URL';
 $wb['munin_url_note_txt'] = 'Placeholder:';
+$wb['backup_dir_is_mount_txt'] = 'Backup directory is a mount?';
+$wb['backup_dir_mount_cmd_txt'] = 'Mount command, if backup directory not mounted';
 ?>
 
diff --git a/interface/web/admin/lib/lang/cz_system_config.lng b/interface/web/admin/lib/lang/cz_system_config.lng
index 40804371ec133add1ce6893cb0d6eb63b5805c85..7bc870147d37ab5ca5b9a3fe8847ba60b99933f2 100644
--- a/interface/web/admin/lib/lang/cz_system_config.lng
+++ b/interface/web/admin/lib/lang/cz_system_config.lng
@@ -49,8 +49,22 @@ $wb['client_username_web_check_disabled_txt'] = 'Disable client username check f
 $wb['mailbox_show_autoresponder_tab_txt'] = 'Show Autoresponder tab in Mailbox detail';
 $wb['mailbox_show_mail_filter_tab_txt'] = 'Show Mail Filter tab in Mailbox detail';
 $wb['mailbox_show_custom_rules_tab_txt'] = 'Show Custom Rules tab in Mailbox detail';
-$wb['webmail_url_error_regex'] = 'Invalid webmail URL';
+$wb['webmail_url_error_regex'] = 'Neplatný webmail URL';
 $wb['phpmyadmin_url_note_txt'] = 'Placeholder:';
 $wb['webmail_url_note_txt'] = 'Placeholder:';
+$wb['available_dashlets_note_txt'] = 'Available Dashlets:';
+$wb['admin_dashlets_left_txt'] = 'Left Admin Dashlets';
+$wb['admin_dashlets_right_txt'] = 'Right Admin Dashlets';
+$wb['reseller_dashlets_left_txt'] = 'Left Reseller Dashlets';
+$wb['reseller_dashlets_right_txt'] = 'Right Reseller Dashlets';
+$wb['client_dashlets_left_txt'] = 'Left Client Dashlets';
+$wb['client_dashlets_right_txt'] = 'Right Client Dashlets';
+$wb['customer_no_template_txt'] = 'Zákaznické číslo - šablona';
+$wb['customer_no_template_error_regex_txt'] = 'Zákaznické číslo šablony obsahuje neplatné znaky';
+$wb['customer_no_start_txt'] = 'Zákaznické číslo - počáteční hodnota';
+$wb['customer_no_counter_txt'] = 'Zákaznické číslo -  čítač';
+$wb['session_timeout_txt'] = 'Časový limit relace (minuty)';
+$wb['session_allow_endless_txt'] = 'Enable \\"stay logged in\\"';
+$wb['No'] = 'Ne';
 ?>
 
diff --git a/interface/web/admin/lib/lang/cz_users.lng b/interface/web/admin/lib/lang/cz_users.lng
index 0324f16a8ddafe265a26a433554d97a029b66fb6..16e68820ced24bc09624f1e7d73ab42cabcff0ee 100644
--- a/interface/web/admin/lib/lang/cz_users.lng
+++ b/interface/web/admin/lib/lang/cz_users.lng
@@ -30,5 +30,6 @@ $wb['repeat_password_txt'] = 'Opakujte heslo';
 $wb['password_mismatch_txt'] = 'Hesla se neshodují.';
 $wb['password_match_txt'] = 'Hesla se shodují.';
 $wb['username_error_collision'] = 'Uživatelské jméno nesmí být web nebo web a číslo.\\"';
+$wb['client_not_admin_err'] = 'A user that belongs to a client can not be set to type: admin';
 ?>
 
diff --git a/interface/web/client/lib/lang/cz.lng b/interface/web/client/lib/lang/cz.lng
index 38d1ac835be01d55442bc350cd3c87ae453918fd..cf86d1c7924105ea0f7cea2119dc40e305cd906d 100644
--- a/interface/web/client/lib/lang/cz.lng
+++ b/interface/web/client/lib/lang/cz.lng
@@ -5,8 +5,8 @@ $wb['Limits'] = 'Limity';
 $wb['Add Client'] = 'Přidat klienta';
 $wb['Edit Client'] = 'Upravit klienta';
 $wb['Clients'] = 'Klienti';
-$wb['Templates'] = 'Templates';
-$wb['Limit-Templates'] = 'Limit-Templates';
+$wb['Templates'] = 'Šablony';
+$wb['Limit-Templates'] = 'Klientské šablony (Limity)';
 $wb['Add Reseller'] = 'Přidat distributora';
 $wb['Edit Reseller'] = 'Upravit distributora';
 $wb['Resellers'] = 'Distributoři (prodejci)';
diff --git a/interface/web/client/lib/lang/cz_client.lng b/interface/web/client/lib/lang/cz_client.lng
index e0a57d77b4bbabb96d2789ee419b1291574a6535..8851aa206421d8a69d4497c544975fff030ca41e 100644
--- a/interface/web/client/lib/lang/cz_client.lng
+++ b/interface/web/client/lib/lang/cz_client.lng
@@ -144,5 +144,14 @@ $wb['aps_limits_txt'] = 'APS limity instalátoru';
 $wb['limit_aps_txt'] = 'Max. počet APS instalací';
 $wb['limit_aps_error_notint'] = 'Limit pro APS instalace musí být číslo.';
 $wb['default_slave_dnsserver_txt'] = 'Výchozí sekundární DNS server';
+$wb['locked_txt'] = 'Zamčeno (zakáže všechny weby atd.)';
+$wb['canceled_txt'] = 'Zrušeno (zakáže přihlášení klienta)';
+$wb['gender_txt'] = 'Oslovení';
+$wb['gender_m_txt'] = 'Pan';
+$wb['gender_f_txt'] = 'Paní';
+$wb['added_by_txt'] = 'Kdo vytvořil účet';
+$wb['added_date_txt'] = 'Datum vytvoření účtu';
+$wb['parent_client_id_txt'] = 'Přiřazení klienta k distributorovi (prodejci)';
+$wb['none_txt'] = 'none';
 ?>
 
diff --git a/interface/web/client/lib/lang/cz_client_message.lng b/interface/web/client/lib/lang/cz_client_message.lng
index 401908daedf9dd902937b3ae44b6faebc856e22c..72ee184b3e2a19399415729e712d4079e8e1ea4d 100644
--- a/interface/web/client/lib/lang/cz_client_message.lng
+++ b/interface/web/client/lib/lang/cz_client_message.lng
@@ -15,5 +15,7 @@ $wb['recipient_txt'] = 'Příjemce (adresát)';
 $wb['all_clients_resellers_txt'] = 'Všichni klienti a distributoři (prodejci)';
 $wb['all_clients_txt'] = 'Všichni klienti';
 $wb['variables_txt'] = 'Výběr (možnosti):';
+$wb['gender_m_txt'] = 'Pan';
+$wb['gender_f_txt'] = 'Paní';
 ?>
 
diff --git a/interface/web/client/lib/lang/cz_client_message_template.lng b/interface/web/client/lib/lang/cz_client_message_template.lng
new file mode 100644
index 0000000000000000000000000000000000000000..2892f4dd1a65d1fec2a392799023a2e618268f4f
--- /dev/null
+++ b/interface/web/client/lib/lang/cz_client_message_template.lng
@@ -0,0 +1,12 @@
+<?php
+$wb['template_type_txt'] = 'Typ e-mailu';
+$wb['template_name_txt'] = 'Název šablony';
+$wb['subject_txt'] = 'Předmět';
+$wb['message_txt'] = 'Zpráva';
+$wb['Email template'] = 'Šablona e-mailu';
+$wb['Settings'] = 'Nastavení';
+$wb['variables_txt'] = 'Proměnné';
+$wb['variables_description_txt'] = 'Proměnné uživatelské jméno a heslo jsou k dispozici (funkční) jako volba pouze v uvítacím e-mailu.';
+$wb['duplicate_welcome_error'] = 'There can be only one default welcome email template. Please edit the existing template instead of adding a new one.';
+?>
+
diff --git a/interface/web/client/lib/lang/cz_client_message_template_list.lng b/interface/web/client/lib/lang/cz_client_message_template_list.lng
new file mode 100644
index 0000000000000000000000000000000000000000..f96a284192d7fb1de1d8129bffb30349f7784fc0
--- /dev/null
+++ b/interface/web/client/lib/lang/cz_client_message_template_list.lng
@@ -0,0 +1,6 @@
+<?php
+$wb['list_head_txt'] = 'E-mailové šablony';
+$wb['template_type_txt'] = 'Zpráva pro';
+$wb['template_name_txt'] = 'Název šablony';
+?>
+
diff --git a/interface/web/client/lib/lang/cz_client_template.lng b/interface/web/client/lib/lang/cz_client_template.lng
index 22c530104e52893278507918dd01484a9efec9e7..20f031e6707e53cd062e1c39adf55448c6ba0102 100644
--- a/interface/web/client/lib/lang/cz_client_template.lng
+++ b/interface/web/client/lib/lang/cz_client_template.lng
@@ -87,5 +87,7 @@ $wb['virtualization_limits_txt'] = 'Virtualizace limity';
 $wb['aps_limits_txt'] = 'APS limity instalátoru';
 $wb['limit_aps_txt'] = 'Max. počet APS instalací';
 $wb['limit_aps_error_notint'] = 'Limit pro APS instalace musí být číslo.';
+$wb['limit_domainmodule_txt'] = 'Domainmodule Limit';
+$wb['client_limits_txt'] = 'Klientské limity';
 ?>
 
diff --git a/interface/web/client/lib/lang/cz_reseller.lng b/interface/web/client/lib/lang/cz_reseller.lng
index 3ba47ace664b40d60df070f40be50e77d555a8c5..3ff3e6984da2c4f35b6a2a0e9012c21b0911f2df 100644
--- a/interface/web/client/lib/lang/cz_reseller.lng
+++ b/interface/web/client/lib/lang/cz_reseller.lng
@@ -143,5 +143,20 @@ $wb['aps_limits_txt'] = 'APS limity instalátoru';
 $wb['limit_aps_txt'] = 'Max. počet APS instalací';
 $wb['limit_aps_error_notint'] = 'Limit pro APS instalace musí být číslo.';
 $wb['default_slave_dnsserver_txt'] = 'Výchozí sekundární DNS server';
+$wb['locked_txt'] = 'Zamčený účet';
+$wb['canceled_txt'] = 'Zrušený účet';
+$wb['gender_m_txt'] = 'Pan';
+$wb['gender_f_txt'] = 'Paní';
+$wb['gender_txt'] = 'Oslovení';
+$wb['customer_no_template_txt'] = 'Zákaznické číslo - šablona';
+$wb['customer_no_template_error_regex_txt'] = 'Zákaznické číslo šablony obsahuje neplatné znaky';
+$wb['customer_no_start_txt'] = 'Zákaznické číslo - počáteční hodnota';
+$wb['customer_no_counter_txt'] = 'Zákaznické číslo -  čítač';
+$wb['added_by_txt'] = 'Kdo vytvořil účet';
+$wb['added_date_txt'] = 'Datum vytvoření účtu';
+$wb['limit_domainmodule_error_notint'] = 'Domainmodule limit must be a number.';
+$wb['limit_domainmodule_txt'] = 'Domainmodule Limit';
+$wb['client_limits_txt'] = 'Klientské limity';
+$wb['err_msg_master_tpl_set'] = 'All custom limit settings are ignored if any master template other than \\"custom\\" is selected.';
 ?>
 
diff --git a/interface/web/dashboard/lib/lang/cz_dashlet_mailquota.lng b/interface/web/dashboard/lib/lang/cz_dashlet_mailquota.lng
index db6450afdf8ef1a472322628204bcfd990fcc4a0..19dc161f9c5a735e2bc6cad99d53c8e01779f085 100644
--- a/interface/web/dashboard/lib/lang/cz_dashlet_mailquota.lng
+++ b/interface/web/dashboard/lib/lang/cz_dashlet_mailquota.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['mailquota_txt'] = 'Kvóta e-mailové schránky';
+$wb['mailquota_txt'] = 'Kvóty e-mailových schránek';
 $wb['email_txt'] = 'E-mailové adresy';
 $wb['name_txt'] = 'Jméno';
 $wb['used_txt'] = 'Využité místo';
diff --git a/interface/web/designer/lib/lang/cz_module_nav_item_edit.lng b/interface/web/designer/lib/lang/cz_module_nav_item_edit.lng
index 39aaae8c41ec18a95a2c7458f4e645b921344f95..0d0d972f5bcb329e46eae8b7c5165898ced296ac 100644
--- a/interface/web/designer/lib/lang/cz_module_nav_item_edit.lng
+++ b/interface/web/designer/lib/lang/cz_module_nav_item_edit.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['title_txt'] = 'Title';
+$wb['title_txt'] = 'Oslovení';
 $wb['target_txt'] = 'Cíl';
 $wb['link_txt'] = 'Link';
 $wb['header_txt'] = 'Navi properties';
diff --git a/interface/web/designer/lib/lang/cz_module_show.lng b/interface/web/designer/lib/lang/cz_module_show.lng
index 78fdd9cb1c4ed559e81fea7a17d1ef41f6218746..160d501a5075e3c708cf09bd004dcd117e467f3a 100644
--- a/interface/web/designer/lib/lang/cz_module_show.lng
+++ b/interface/web/designer/lib/lang/cz_module_show.lng
@@ -1,6 +1,6 @@
 <?php
 $wb['header_txt'] = 'Menu editor';
-$wb['title_txt'] = 'Title';
+$wb['title_txt'] = 'Oslovení';
 $wb['name_txt'] = 'Module';
 $wb['delete_txt'] = 'Smazat';
 $wb['properties_txt'] = 'Properties';
diff --git a/interface/web/dns/lib/lang/cz_dns_a.lng b/interface/web/dns/lib/lang/cz_dns_a.lng
index 463183620186aa50fcd009563074127a8d17285c..d05972562f33d5373c62ff298d745a535809af11 100644
--- a/interface/web/dns/lib/lang/cz_dns_a.lng
+++ b/interface/web/dns/lib/lang/cz_dns_a.lng
@@ -13,5 +13,6 @@ $wb['name_error_regex'] = 'Hostname má chybný formát.';
 $wb['data_error_empty'] = 'IP adresa je prázdná';
 $wb['data_error_regex'] = 'IP adresa má chybný formát';
 $wb['data_error_duplicate'] = 'Duplikace A záznamu';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_aaaa.lng b/interface/web/dns/lib/lang/cz_dns_aaaa.lng
index 1936207d70459f8e5b9cb7362eeeb01134ece0f1..bff6a4166806603946edbbbb25bc4a06483e74d5 100644
--- a/interface/web/dns/lib/lang/cz_dns_aaaa.lng
+++ b/interface/web/dns/lib/lang/cz_dns_aaaa.lng
@@ -12,5 +12,6 @@ $wb['name_error_empty'] = 'Hostname je prázdný.';
 $wb['name_error_regex'] = 'Hostname má chybný formát.';
 $wb['data_error_empty'] = 'IP adresa je prázdná';
 $wb['data_error_regex'] = 'IP adresa má chybný formát';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_alias.lng b/interface/web/dns/lib/lang/cz_dns_alias.lng
index a32def2ae181cf9f8fff0b240be6d05d5f63299a..d9d0d83267f2aac5986e7fd08ef660b8d863125f 100644
--- a/interface/web/dns/lib/lang/cz_dns_alias.lng
+++ b/interface/web/dns/lib/lang/cz_dns_alias.lng
@@ -12,5 +12,6 @@ $wb['name_error_empty'] = 'Hostname je prázdný.';
 $wb['name_error_regex'] = 'Hostname má chybný formát.';
 $wb['data_error_empty'] = 'Cílový Hostname je prázdný';
 $wb['data_error_regex'] = 'Cílový Hostname má chybný formát';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_cname.lng b/interface/web/dns/lib/lang/cz_dns_cname.lng
index 3a7299a184745434f5e193942178e84c52bab3d1..458037661f6df303dced7eb30439ce2f1481b63e 100644
--- a/interface/web/dns/lib/lang/cz_dns_cname.lng
+++ b/interface/web/dns/lib/lang/cz_dns_cname.lng
@@ -13,5 +13,6 @@ $wb['name_error_regex'] = 'Hostname má chybný formát.';
 $wb['data_error_empty'] = 'Cílový hostname je prázdný';
 $wb['data_error_regex'] = 'Cílový hostname má chybný formát';
 $wb['data_error_duplicate'] = 'Duplikace A záznamu nebo CNAME-záznamu';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_dkim.lng b/interface/web/dns/lib/lang/cz_dns_dkim.lng
new file mode 100644
index 0000000000000000000000000000000000000000..5ffefc4933382e3966535a7225aab84fe7d17e09
--- /dev/null
+++ b/interface/web/dns/lib/lang/cz_dns_dkim.lng
@@ -0,0 +1,10 @@
+<?php
+$wb['public_key_txt'] = 'Public-Key';
+$wb['ttl_txt'] = 'TTL';
+$wb['active_txt'] = 'Active';
+$wb['record_exists_txt'] = 'DNS-Record already exists';
+$wb['dkim_disabled_txt'] = 'DKIM disabled for this mail-domain';
+$wb['limit_dns_record_txt'] = 'The max. number of DNS records for your account is reached.';
+$wb['no_zone_perm'] = 'You do not have the permission to add a record to this DNS zone.';
+?>
+
diff --git a/interface/web/dns/lib/lang/cz_dns_hinfo.lng b/interface/web/dns/lib/lang/cz_dns_hinfo.lng
index 636600ba225c793dc10fabf84b71ab4a37ca7da8..8d0b56535d03e5293e7a08cb3283f77df1349d76 100644
--- a/interface/web/dns/lib/lang/cz_dns_hinfo.lng
+++ b/interface/web/dns/lib/lang/cz_dns_hinfo.lng
@@ -12,5 +12,6 @@ $wb['name_error_empty'] = 'Hostname je prázdný.';
 $wb['name_error_regex'] = 'Hostname má chybný formát.';
 $wb['data_error_empty'] = 'Informace o hostovi je prázdná';
 $wb['data_error_regex'] = 'Informace o hostovi má chybný formát';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_mx.lng b/interface/web/dns/lib/lang/cz_dns_mx.lng
index 49c98ead5d4207d5a409a6362c0d5d04309272ee..cae3eb9f4163ddaffdbfb97c2909ccdd17306178 100644
--- a/interface/web/dns/lib/lang/cz_dns_mx.lng
+++ b/interface/web/dns/lib/lang/cz_dns_mx.lng
@@ -14,5 +14,6 @@ $wb['name_error_regex'] = 'Hostname má chybný formát.';
 $wb['data_error_empty'] = 'Hostname e-mailového serveru je prázdný';
 $wb['data_error_regex'] = 'Hostname e-mailového serveru má chybný formát';
 $wb['duplicate_mx_record_txt'] = 'Duplicitní MX záznam.';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_ns.lng b/interface/web/dns/lib/lang/cz_dns_ns.lng
index 73f897b683f21b0f7007cb5fd009e14a95d73d80..55b35aa81db2dc4cfc87c067514a1e6e1d9fec96 100644
--- a/interface/web/dns/lib/lang/cz_dns_ns.lng
+++ b/interface/web/dns/lib/lang/cz_dns_ns.lng
@@ -12,5 +12,6 @@ $wb['name_error_empty'] = 'Zóna je prázdná.';
 $wb['name_error_regex'] = 'Zóna má chybný formát.';
 $wb['data_error_empty'] = 'Jmenný server je prázdný';
 $wb['data_error_regex'] = 'Jmenný server má chybný formát';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_ptr.lng b/interface/web/dns/lib/lang/cz_dns_ptr.lng
index 6124f30d30bf672073e01b8bfc77c0e3b0e9df1b..c5365599a970df439d44056dc6057c480c5a10c5 100644
--- a/interface/web/dns/lib/lang/cz_dns_ptr.lng
+++ b/interface/web/dns/lib/lang/cz_dns_ptr.lng
@@ -12,5 +12,6 @@ $wb['name_error_empty'] = 'Název je prázdný.';
 $wb['name_error_regex'] = 'Název má chybný formát.';
 $wb['data_error_empty'] = 'Kanonický hostname je prázdný';
 $wb['data_error_regex'] = 'Kanonického hostname má chybný formát';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_rp.lng b/interface/web/dns/lib/lang/cz_dns_rp.lng
index 10218a77385f96e83d525ccc791d6a9067e2220f..8cdb653e0db727206a37a66c8866a50a3d3c6822 100644
--- a/interface/web/dns/lib/lang/cz_dns_rp.lng
+++ b/interface/web/dns/lib/lang/cz_dns_rp.lng
@@ -12,5 +12,6 @@ $wb['name_error_empty'] = 'Hostname je prázdný.';
 $wb['name_error_regex'] = 'Hostname má chybný formát.';
 $wb['data_error_empty'] = 'Odpovědná osoba je prázdná';
 $wb['data_error_regex'] = 'Odpovědná osoba má chybný formát';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_srv.lng b/interface/web/dns/lib/lang/cz_dns_srv.lng
index 88b1fc1cbf5dd60cf777a01d8aaa8687affe5973..81692b64da12f082f87bf415434c14b63885149d 100644
--- a/interface/web/dns/lib/lang/cz_dns_srv.lng
+++ b/interface/web/dns/lib/lang/cz_dns_srv.lng
@@ -16,5 +16,6 @@ $wb['data_error_empty'] = 'Záznam serveru je prázdný';
 $wb['data_error_regex'] = 'Záznam serveru má chybný formát';
 $wb['srv_error_regex'] = 'Neplatný formát záznamu serveru. Záznam serveru musí­ obsahovat 3 textové řetězce oddělené mezerami.';
 $wb['aux_txt'] = 'Priority';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/dns/lib/lang/cz_dns_txt.lng b/interface/web/dns/lib/lang/cz_dns_txt.lng
index 0c07487276eafc9b331101d49309c86bddb2e55a..faf31816dadf3938a5bf25a7f8953b5f566ff02d 100644
--- a/interface/web/dns/lib/lang/cz_dns_txt.lng
+++ b/interface/web/dns/lib/lang/cz_dns_txt.lng
@@ -12,5 +12,6 @@ $wb['name_error_empty'] = 'Hostname je prázdný.';
 $wb['name_error_regex'] = 'Hostname má chybný formát.';
 $wb['data_error_empty'] = 'Text je prázdný';
 $wb['data_error_regex'] = 'Text má chybný formát';
+$wb['ttl_range_error'] = 'Min. TTL time is 60 seconds.';
 ?>
 
diff --git a/interface/web/help/lib/lang/cz.lng b/interface/web/help/lib/lang/cz.lng
index 95efe025d24ad7ced2fe795a0a2521d03ea18aed..a4f7351b1424a0bff57a88e89b19b0cf080ebb57 100644
--- a/interface/web/help/lib/lang/cz.lng
+++ b/interface/web/help/lib/lang/cz.lng
@@ -7,7 +7,7 @@ $wb['Support'] = 'Podpora';
 $wb['About ISPConfig'] = 'O ISPConfigu';
 $wb['Version'] = 'Verze';
 $wb['Frequently Asked Questions'] = 'Často kladené dotazy';
-$wb['FAQ Sections'] = 'Sekce FAQ';
+$wb['FAQ Sections'] = 'Sekce FAQ - Často kladené dotazy';
 $wb['Manage Sections'] = 'Spravovat sekce';
 $wb['Manage Questions'] = 'Spravovat dotazy';
 $wb['Add a Question & Answer Pair'] = 'Přidat otázku a odpověď';
diff --git a/interface/web/help/lib/lang/cz_help_faq_sections_list.lng b/interface/web/help/lib/lang/cz_help_faq_sections_list.lng
index 596a9ef69b359fc1a9a78dd318dbc574fb0c3530..3ddc2310ccb1d5898f4a00cd8be7700178fceae1 100644
--- a/interface/web/help/lib/lang/cz_help_faq_sections_list.lng
+++ b/interface/web/help/lib/lang/cz_help_faq_sections_list.lng
@@ -3,7 +3,7 @@ $wb['faq_section_name_txt'] = 'Název sekce';
 $wb['faq_delete_txt'] = 'Smazat';
 $wb['faq_edit_txt'] = 'Upravit';
 $wb['faq_sections_txt'] = 'Sekce';
-$wb['faq_faq_sections_txt'] = 'Sekce FAQ';
+$wb['faq_faq_sections_txt'] = 'Sekce FAQ - Často kladené dotazy';
 $wb['faq_new_section_txt'] = 'Přidat novou sekci';
 ?>
 
diff --git a/interface/web/login/lib/lang/cz.lng b/interface/web/login/lib/lang/cz.lng
index 4ce9a3b821452e79bfb8ea281bea1fc9f1005140..2d19673b44c9d1097a5f1b049ed595646a34ec79 100644
--- a/interface/web/login/lib/lang/cz.lng
+++ b/interface/web/login/lib/lang/cz.lng
@@ -21,6 +21,8 @@ $wb['pw_reset_txt'] = 'Resetování (obnova) hesla';
 $wb['pw_button_txt'] = 'Znovu odeslat heslo';
 $wb['email_txt'] = 'E-mail';
 $wb['theme_not_compatible'] = 'Zvolené téma není kompatibilní s aktuální verzí ISPConfig. Zkontrolujte prosím, zda není nová verze tématu.<br />Výchozí motiv byl aktivován automaticky.';
-$wb['back_txt'] = 'Back';
+$wb['back_txt'] = 'Zpět';
+$wb['email_error'] = 'E-mail obsahuje nepovolené znaky nebo má neplatný formát.';
+$wb['stay_logged_in_txt'] = 'Zapamatovat si přihlášení';
 ?>
 
diff --git a/interface/web/mail/lib/lang/cz.lng b/interface/web/mail/lib/lang/cz.lng
index c4b386b450bc9871a2f0c9a4d72b078cec12ae79..8e9eb34889ca4679e8a8f77a10f618fec9ce698c 100644
--- a/interface/web/mail/lib/lang/cz.lng
+++ b/interface/web/mail/lib/lang/cz.lng
@@ -1,16 +1,16 @@
 <?php
-$wb['Email Alias'] = 'E-mailový alias';
+$wb['Email Alias'] = 'E-mailové aliasy';
 $wb['Email Blacklist'] = 'Email černá listina';
 $wb['Blacklist'] = 'Černá listina';
 $wb['Mail Content Filter'] = 'Obsahový filtr';
 $wb['Filter'] = 'Filtr';
 $wb['Mail Domain'] = 'Doména e-mailů';
-$wb['Domain'] = 'Domény';
-$wb['Email Catchall'] = 'E-mailový koš';
+$wb['Domain'] = 'E-mailové domény';
+$wb['Email Catchall'] = 'E-mailové koše';
 $wb['Email Forward'] = 'Přesměrování e-mailů';
 $wb['Get Email'] = 'Získat externí e-maily';
 $wb['Spamfilter'] = 'Spamový filtr';
-$wb['Email Routing'] = 'Směrování';
+$wb['Email Routing'] = 'Pokročilé e-mailové směrování';
 $wb['Email transport'] = 'Transport';
 $wb['Mailbox'] = 'Mailbox';
 $wb['Autoresponder'] = 'Automatická odpověď';
@@ -32,7 +32,7 @@ $wb['Users'] = 'Uživatelé';
 $wb['Spamfilter Whitelist'] = 'Spamový filtr bílá listina';
 $wb['Email'] = 'E-mail';
 $wb['Email Mailbox'] = 'E-mailové schránky';
-$wb['Email Accounts'] = 'E-mail účty';
+$wb['Email Accounts'] = 'E-mailové účty';
 $wb['User / Domain'] = 'Uživatel / Doména';
 $wb['Server Settings'] = 'Nastavení serveru';
 $wb['Fetchmail'] = 'Externí získávání e-mailů';
@@ -41,9 +41,9 @@ $wb['Postfix Whitelist'] = 'Postfix bílá listina';
 $wb['Postfix Blacklist'] = 'Postfix černá listina';
 $wb['Content Filter'] = 'Obsahový filtr';
 $wb['Global Filters'] = 'Globální filtry';
-$wb['Domain Alias'] = 'Alias domény';
+$wb['Domain Alias'] = 'Aliasy e-mailových domén';
 $wb['Relay Recipients'] = 'Relay adresáti';
 $wb['Statistics'] = 'Statistiky';
-$wb['Mailbox quota'] = 'Kvóta e-mailové schránky';
+$wb['Mailbox quota'] = 'Kvóty pro e-mailové schránky';
 ?>
 
diff --git a/interface/web/mail/lib/lang/cz_mail_alias_list.lng b/interface/web/mail/lib/lang/cz_mail_alias_list.lng
index db4fb4f8c7578f811f8141a4573f8ac6e01b4744..cb1c039232268fb31985ebe54521a63dc5c46e88 100644
--- a/interface/web/mail/lib/lang/cz_mail_alias_list.lng
+++ b/interface/web/mail/lib/lang/cz_mail_alias_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'E-mailový alias';
+$wb['list_head_txt'] = 'E-mailové aliasy';
 $wb['active_txt'] = 'Aktivní';
 $wb['source_txt'] = 'Zdroj';
 $wb['destination_txt'] = 'Cíl';
diff --git a/interface/web/mail/lib/lang/cz_mail_aliasdomain_list.lng b/interface/web/mail/lib/lang/cz_mail_aliasdomain_list.lng
index 155a87a7ba850909282efe4bca5a3dd6c8374616..ec973d1751ec771289642303aec581a41acb8102 100644
--- a/interface/web/mail/lib/lang/cz_mail_aliasdomain_list.lng
+++ b/interface/web/mail/lib/lang/cz_mail_aliasdomain_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'Doménový alias';
+$wb['list_head_txt'] = 'Aliasy e-mailových domén';
 $wb['active_txt'] = 'Aktivní';
 $wb['source_txt'] = 'Zdroj';
 $wb['destination_txt'] = 'Cíl';
diff --git a/interface/web/mail/lib/lang/cz_mail_backup_list.lng b/interface/web/mail/lib/lang/cz_mail_backup_list.lng
new file mode 100644
index 0000000000000000000000000000000000000000..c5aca4858965a04c875cfc26fab3236645ccd0c2
--- /dev/null
+++ b/interface/web/mail/lib/lang/cz_mail_backup_list.lng
@@ -0,0 +1,13 @@
+<?php
+$wb['list_head_txt'] = 'Existing backups';
+$wb['date_txt'] = 'Date';
+$wb['backup_type_txt'] = 'Type';
+$wb['filename_txt'] = 'Backup file';
+$wb['restore_backup_txt'] = 'Restore';
+$wb['restore_info_txt'] = 'Restore of the backup has been started. This action takes several minutes to be completed.';
+$wb['restore_confirm_txt'] = 'Restoring may overwrite existing files in your mailbox. Do you really want to restore this backup?';
+$wb['download_pending_txt'] = 'There is already a pending backup download job.';
+$wb['restore_pending_txt'] = 'There is already a pending backup restore job.';
+$wb['filesize_txt'] = 'Filesize';
+?>
+
diff --git a/interface/web/mail/lib/lang/cz_mail_blacklist_list.lng b/interface/web/mail/lib/lang/cz_mail_blacklist_list.lng
index ba76a7ed4bd708a62add782fbc3f714dbc752abb..612bf286179caa6f19f2f5fce11484809fcbb6bd 100644
--- a/interface/web/mail/lib/lang/cz_mail_blacklist_list.lng
+++ b/interface/web/mail/lib/lang/cz_mail_blacklist_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'E-mail černá listina';
+$wb['list_head_txt'] = 'E-mailová černá listina';
 $wb['active_txt'] = 'Aktivní';
 $wb['server_id_txt'] = 'Server';
 $wb['source_txt'] = 'Adresy na černé listině';
diff --git a/interface/web/mail/lib/lang/cz_mail_domain_admin_list.lng b/interface/web/mail/lib/lang/cz_mail_domain_admin_list.lng
index 8277ec484849b6ae5349fb41874ccac07a7b2799..26fc43079f4e919d385fe6208bfd5cdb1e483d0e 100644
--- a/interface/web/mail/lib/lang/cz_mail_domain_admin_list.lng
+++ b/interface/web/mail/lib/lang/cz_mail_domain_admin_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'E-mail doména';
+$wb['list_head_txt'] = 'E-mailové domény';
 $wb['server_id_txt'] = 'Server';
 $wb['domain_txt'] = 'Doména';
 $wb['add_new_record_txt'] = 'Přidat doménu';
diff --git a/interface/web/mail/lib/lang/cz_mail_domain_catchall_list.lng b/interface/web/mail/lib/lang/cz_mail_domain_catchall_list.lng
index 7fd14a7adfec0bf84dec2a034d2eb66ff73133ec..28b5613bde87a73ef66f458296c749f76989578d 100644
--- a/interface/web/mail/lib/lang/cz_mail_domain_catchall_list.lng
+++ b/interface/web/mail/lib/lang/cz_mail_domain_catchall_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'E-mailový koš';
+$wb['list_head_txt'] = 'E-mailové koše';
 $wb['active_txt'] = 'Aktivní';
 $wb['source_txt'] = 'Zdroj';
 $wb['destination_txt'] = 'Cílová e-mailová adresa';
diff --git a/interface/web/mail/lib/lang/cz_mail_transport_list.lng b/interface/web/mail/lib/lang/cz_mail_transport_list.lng
index 584e329adbbe9458fc3255740a8909f2a692602a..3442e880cd4c5bab2d52d4d4f28a84081e7c65a8 100644
--- a/interface/web/mail/lib/lang/cz_mail_transport_list.lng
+++ b/interface/web/mail/lib/lang/cz_mail_transport_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'Pokročilé e-mail směrování';
+$wb['list_head_txt'] = 'Pokročilé e-mailové směrování';
 $wb['active_txt'] = 'Aktivní';
 $wb['server_id_txt'] = 'Server';
 $wb['domain_txt'] = 'Doména';
diff --git a/interface/web/mail/lib/lang/cz_mail_user.lng b/interface/web/mail/lib/lang/cz_mail_user.lng
index 48a9ea35c5a74ad29c2f5cb9875c8f8a961dd248..905426d4037b4eef18c02ee408b92717324d6494 100644
--- a/interface/web/mail/lib/lang/cz_mail_user.lng
+++ b/interface/web/mail/lib/lang/cz_mail_user.lng
@@ -29,7 +29,7 @@ $wb['disableimap_txt'] = 'Zakázat IMAP';
 $wb['disablepop3_txt'] = 'Zakázat POP3';
 $wb['duplicate_alias_or_forward_txt'] = 'Alias nebo přesměrování s touto adresou již existuje.';
 $wb['quota_error_value'] = 'Chybná hodnota kvóty. Povolené hodnoty jsou: 0 pro neomezeno nebo čísla > 1';
-$wb['move_junk_txt'] = 'Přesunout spamové emaily do adresáře Junk';
+$wb['move_junk_txt'] = 'Přesunout e-maily detekované jako spam do adresáře Junk';
 $wb['name_txt'] = 'Skutečné jméno';
 $wb['name_optional_txt'] = '(volitelné)';
 $wb['autoresponder_active'] = 'Povolit automatický odpovídač';
@@ -47,5 +47,7 @@ $wb['generate_password_txt'] = 'Generovat heslo';
 $wb['repeat_password_txt'] = 'Opakujte heslo';
 $wb['password_mismatch_txt'] = 'Hesla se neshodují.';
 $wb['password_match_txt'] = 'Hesla se shodují.';
+$wb['email_error_isascii'] = 'Please do not use special unicode characters for your password. This could lead to problems with your mail client.';
+$wb['cc_note_txt'] = '(Při přeposílání na více e-mailových adres, oddělte čárkami.)';
 ?>
 
diff --git a/interface/web/mail/lib/lang/cz_spamfilter_blacklist.lng b/interface/web/mail/lib/lang/cz_spamfilter_blacklist.lng
index 2b929082c7b2cd1a9349f854a66400e68a0d0ac0..a9078b57b5cc5a513ecac84ef6f5ae3eecbe3c97 100644
--- a/interface/web/mail/lib/lang/cz_spamfilter_blacklist.lng
+++ b/interface/web/mail/lib/lang/cz_spamfilter_blacklist.lng
@@ -6,5 +6,8 @@ $wb['email_txt'] = 'E-mail';
 $wb['priority_txt'] = 'Priorita';
 $wb['active_txt'] = 'Aktivní';
 $wb['limit_spamfilter_wblist_txt'] = 'Dosažen maximální počet záznamů pro bílou / černou listinu pro Váš účet.';
+$wb['10 - highest'] = '10 - highest';
+$wb['5 - medium'] = '5 - medium';
+$wb['1 - lowest'] = '1 - lowest';
 ?>
 
diff --git a/interface/web/mail/lib/lang/cz_spamfilter_users.lng b/interface/web/mail/lib/lang/cz_spamfilter_users.lng
index 40c010147accdd3bdb7efa4bc178b9fc7c3d4d1c..055b29bf7bfe165020717e0527e519ed557f4a8b 100644
--- a/interface/web/mail/lib/lang/cz_spamfilter_users.lng
+++ b/interface/web/mail/lib/lang/cz_spamfilter_users.lng
@@ -7,5 +7,8 @@ $wb['fullname_txt'] = 'Název';
 $wb['local_txt'] = 'Lokální';
 $wb['email_error_notempty'] = 'E-mailová adresa nesmí být prázdná.';
 $wb['fullname_error_notempty'] = 'Jméno nesmí být prázdné.';
+$wb['10 - highest'] = '10 - highest';
+$wb['5 - medium'] = '5 - medium';
+$wb['1 - lowest'] = '1 - lowest';
 ?>
 
diff --git a/interface/web/mail/lib/lang/cz_spamfilter_whitelist.lng b/interface/web/mail/lib/lang/cz_spamfilter_whitelist.lng
index 2b929082c7b2cd1a9349f854a66400e68a0d0ac0..a9078b57b5cc5a513ecac84ef6f5ae3eecbe3c97 100644
--- a/interface/web/mail/lib/lang/cz_spamfilter_whitelist.lng
+++ b/interface/web/mail/lib/lang/cz_spamfilter_whitelist.lng
@@ -6,5 +6,8 @@ $wb['email_txt'] = 'E-mail';
 $wb['priority_txt'] = 'Priorita';
 $wb['active_txt'] = 'Aktivní';
 $wb['limit_spamfilter_wblist_txt'] = 'Dosažen maximální počet záznamů pro bílou / černou listinu pro Váš účet.';
+$wb['10 - highest'] = '10 - highest';
+$wb['5 - medium'] = '5 - medium';
+$wb['1 - lowest'] = '1 - lowest';
 ?>
 
diff --git a/interface/web/mail/lib/lang/cz_user_quota_stats_list.lng b/interface/web/mail/lib/lang/cz_user_quota_stats_list.lng
index d53237fb3d0723ec2fb50fc710e8ed062dadda1d..2c99357fd20616521c0863745a8493f189ead101 100755
--- a/interface/web/mail/lib/lang/cz_user_quota_stats_list.lng
+++ b/interface/web/mail/lib/lang/cz_user_quota_stats_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'Kvóta e-mailové schránky';
+$wb['list_head_txt'] = 'Kvóty pro e-mailové schránky';
 $wb['quota_txt'] = 'Kvóta';
 $wb['name_txt'] = 'Jméno';
 $wb['email_txt'] = 'E-mailová adresa';
diff --git a/interface/web/mailuser/lib/lang/cz_mail_user_cc.lng b/interface/web/mailuser/lib/lang/cz_mail_user_cc.lng
index ef00aa2365a090fa5f7e580389ffdbabe3c1acc8..adc49f1688e8fc171ed454926fd7e834ac51561c 100644
--- a/interface/web/mailuser/lib/lang/cz_mail_user_cc.lng
+++ b/interface/web/mailuser/lib/lang/cz_mail_user_cc.lng
@@ -4,5 +4,7 @@ $wb['cc_txt'] = 'Poslat kopii na e-mail';
 $wb['email_txt'] = 'E-mail';
 $wb['cc_error_isemail'] = 'Vyplněná e-mailová adresa neplatná';
 $wb['email_is_cc_error'] = 'Vyplněná e-mailová adresa a poslat kopii na e-mail adresu, nemůžou být stejné.';
+$wb['name_optional_txt'] = '(Volitelné)';
+$wb['cc_note_txt'] = '(Při přeposílání na více e-mailových adres, oddělte čárkami.)';
 ?>
 
diff --git a/interface/web/sites/lib/lang/cz.lng b/interface/web/sites/lib/lang/cz.lng
index 3a37df3f91139d381c7b2d04d4b1514b5676101f..21112cd955d5dffef1f5cc19803c49b16da06874 100644
--- a/interface/web/sites/lib/lang/cz.lng
+++ b/interface/web/sites/lib/lang/cz.lng
@@ -1,10 +1,10 @@
 <?php
-$wb['Websites'] = 'Webová stránka';
-$wb['Website'] = 'Webová stránka';
-$wb['Subdomain'] = 'Subdoména pro webovou stránku';
-$wb['Aliasdomain'] = 'Alias doména pro webovou stránku';
+$wb['Websites'] = 'Webové stránky';
+$wb['Website'] = 'Webové stránky';
+$wb['Subdomain'] = 'Subdomény pro webové stránky';
+$wb['Aliasdomain'] = 'Alias domény pro webové stránky';
 $wb['Database'] = 'Databáze';
-$wb['Web Access'] = 'Webový přístup';
+$wb['Web Access'] = 'Webové přístupy';
 $wb['FTP-User'] = 'FTP uživatelé';
 $wb['Webdav-User'] = 'WebDAV uživatelé';
 $wb['Folder'] = 'Chráněné adresáře heslem';
@@ -14,7 +14,7 @@ $wb['Shell-User'] = 'Shell uživatelé';
 $wb['Cron Jobs'] = 'Cron úlohy';
 $wb['Statistics'] = 'Statistiky';
 $wb['Web traffic'] = 'Přenesená data';
-$wb['Website quota (Harddisk)'] = 'Webová kvóta (místo na disku)';
+$wb['Website quota (Harddisk)'] = 'Webové kvóty (místo na disku)';
 $wb['Cron'] = 'Cron';
 $wb['Stats'] = 'Statistiky';
 $wb['Shell'] = 'Shell';
diff --git a/interface/web/sites/lib/lang/cz_cron.lng b/interface/web/sites/lib/lang/cz_cron.lng
index 9e23b5a87d3586678a2dd31d3fe3932e279692ac..9a22948d2a4ebfaf170eda5745abacf1b61e5825 100644
--- a/interface/web/sites/lib/lang/cz_cron.lng
+++ b/interface/web/sites/lib/lang/cz_cron.lng
@@ -18,5 +18,6 @@ $wb['run_month_error_format'] = 'Chybný formát pro měsíce.';
 $wb['run_wday_error_format'] = 'Chybný formát pro dny týdne.';
 $wb['command_error_format'] = 'Chybná formát příkazu. V případě URL je povoleno volání pouze http/https.';
 $wb['unknown_fieldtype_error'] = 'Bylo použito pole neznámého typu.';
+$wb['server_id_error_empty'] = 'ID serveru je prázdné.';
 ?>
 
diff --git a/interface/web/sites/lib/lang/cz_database_admin_list.lng b/interface/web/sites/lib/lang/cz_database_admin_list.lng
index f9aa5571a2287e45b4deb301fdb22ac023b4e0aa..e6c04f3ade585acffca1cee80dcb221ec9bb67c7 100644
--- a/interface/web/sites/lib/lang/cz_database_admin_list.lng
+++ b/interface/web/sites/lib/lang/cz_database_admin_list.lng
@@ -7,6 +7,6 @@ $wb['database_user_txt'] = 'Uživatel databáze';
 $wb['database_name_txt'] = 'Jméno databáze';
 $wb['add_new_record_txt'] = 'Přidat nové databáze';
 $wb['sys_groupid_txt'] = 'Klient';
-$wb['parent_domain_id_txt'] = 'webová stránka';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
 ?>
 
diff --git a/interface/web/sites/lib/lang/cz_database_list.lng b/interface/web/sites/lib/lang/cz_database_list.lng
index f76bcf02c8fd9d6bedc41f8bc34fedee6317bac3..62bfe77a0e48ead96efa2c92acf663609b55b637 100644
--- a/interface/web/sites/lib/lang/cz_database_list.lng
+++ b/interface/web/sites/lib/lang/cz_database_list.lng
@@ -6,6 +6,6 @@ $wb['server_id_txt'] = 'Server';
 $wb['database_user_txt'] = 'Uživatel databáze';
 $wb['database_name_txt'] = 'Název databáze';
 $wb['add_new_record_txt'] = 'Přidat databázi';
-$wb['parent_domain_id_txt'] = 'Webová stránka';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
 ?>
 
diff --git a/interface/web/sites/lib/lang/cz_database_user_admin_list.lng b/interface/web/sites/lib/lang/cz_database_user_admin_list.lng
index 127be4f9738c571df5326da50105a64493196da1..40272256872d5c1f3e412dcb4f3a17c49f7d183b 100644
--- a/interface/web/sites/lib/lang/cz_database_user_admin_list.lng
+++ b/interface/web/sites/lib/lang/cz_database_user_admin_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'Uživatel databáze';
+$wb['list_head_txt'] = 'Uživatelé databáze';
 $wb['database_user_txt'] = 'Uživatel databáze';
 $wb['add_new_record_txt'] = 'Vytvořit nového uživatele databáze';
 $wb['sys_groupid_txt'] = 'Klient';
diff --git a/interface/web/sites/lib/lang/cz_ftp_user.lng b/interface/web/sites/lib/lang/cz_ftp_user.lng
index 494ecda153eae53c0ee93b2f5a8415304605d577..619cbad915fb5049f18b9a92e687899e28df2712 100644
--- a/interface/web/sites/lib/lang/cz_ftp_user.lng
+++ b/interface/web/sites/lib/lang/cz_ftp_user.lng
@@ -9,7 +9,7 @@ $wb['dl_ratio_txt'] = 'Download poměr';
 $wb['ul_bandwidth_txt'] = 'Upload šířka pásma';
 $wb['dl_bandwidth_txt'] = 'Download šířka pásma';
 $wb['server_id_txt'] = 'Server';
-$wb['parent_domain_id_txt'] = 'Webová stránka';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
 $wb['username_txt'] = 'Uživatelské jméno';
 $wb['password_txt'] = 'Heslo';
 $wb['password_strength_txt'] = 'Bezpečnost hesla';
diff --git a/interface/web/sites/lib/lang/cz_ftp_user_list.lng b/interface/web/sites/lib/lang/cz_ftp_user_list.lng
index 965e1c725682816a575673353bb55e8598ca95a0..b23e8d0d21d7f8e1d245936b24e415a47ac0bd64 100644
--- a/interface/web/sites/lib/lang/cz_ftp_user_list.lng
+++ b/interface/web/sites/lib/lang/cz_ftp_user_list.lng
@@ -1,8 +1,8 @@
 <?php
-$wb['list_head_txt'] = 'FTP uživatel';
+$wb['list_head_txt'] = 'FTP uživatelé';
 $wb['active_txt'] = 'Aktivní';
 $wb['server_id_txt'] = 'Server';
-$wb['parent_domain_id_txt'] = 'Webová stránka';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
 $wb['username_txt'] = 'Uživatelské jméno';
 $wb['add_new_record_txt'] = 'Přidat FTP uživatele';
 ?>
diff --git a/interface/web/sites/lib/lang/cz_shell_user.lng b/interface/web/sites/lib/lang/cz_shell_user.lng
index 09377dae84312f742e2bbb370c7626bb21c21482..d7fc0095e078f5ac532688882aa067ec920a9a16 100644
--- a/interface/web/sites/lib/lang/cz_shell_user.lng
+++ b/interface/web/sites/lib/lang/cz_shell_user.lng
@@ -2,7 +2,7 @@
 $wb['shell_txt'] = 'Shell';
 $wb['dir_txt'] = 'Adresář';
 $wb['server_id_txt'] = 'Server';
-$wb['parent_domain_id_txt'] = 'Webová stránka';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
 $wb['username_txt'] = 'Uživatelské jméno';
 $wb['password_txt'] = 'Heslo';
 $wb['password_strength_txt'] = 'Bezpečnost hesla';
diff --git a/interface/web/sites/lib/lang/cz_shell_user_list.lng b/interface/web/sites/lib/lang/cz_shell_user_list.lng
index cdc729c9fea65fab2e516c2897c56a392b75a5b0..5f2b5f5acbafd5644872c4e245b327027c2a7e7d 100644
--- a/interface/web/sites/lib/lang/cz_shell_user_list.lng
+++ b/interface/web/sites/lib/lang/cz_shell_user_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'Shell uživatel';
+$wb['list_head_txt'] = 'Shell uživatelé';
 $wb['active_txt'] = 'Aktivní';
 $wb['server_id_txt'] = 'Server';
 $wb['parent_domain_id_txt'] = 'Stránka';
diff --git a/interface/web/sites/lib/lang/cz_user_quota_stats_list.lng b/interface/web/sites/lib/lang/cz_user_quota_stats_list.lng
index efb766bd990f34c14e86727170442a11162e72da..f7c3b1f65a83b21b5626e7194c6ac5b28e0fd12b 100644
--- a/interface/web/sites/lib/lang/cz_user_quota_stats_list.lng
+++ b/interface/web/sites/lib/lang/cz_user_quota_stats_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'Disková kvóta';
+$wb['list_head_txt'] = 'Webové kvóty (místo na disku)';
 $wb['domain_txt'] = 'Doména / Webová stránka';
 $wb['system_user_txt'] = 'Linuxový uživatel';
 $wb['used_txt'] = 'Využité místo';
diff --git a/interface/web/sites/lib/lang/cz_web_aliasdomain.lng b/interface/web/sites/lib/lang/cz_web_aliasdomain.lng
index c82c428313f5e1f86157a5fcfcd89331b7d53e88..8b4414f0bfdf77fca3c0e82e86fd2b5f88022e15 100644
--- a/interface/web/sites/lib/lang/cz_web_aliasdomain.lng
+++ b/interface/web/sites/lib/lang/cz_web_aliasdomain.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['domain_txt'] = 'Aliasdomain';
+$wb['domain_txt'] = 'Alias domény pro webové stránky';
 $wb['backup_interval_txt'] = 'Interval zálohování';
 $wb['backup_copies_txt'] = 'Počet kopií zálohy';
 $wb['ssl_state_txt'] = 'State';
@@ -16,7 +16,7 @@ $wb['ssl_domain_txt'] = 'SSL Domain';
 $wb['server_id_txt'] = 'Server';
 $wb['web_folder_error_regex'] = 'Invalid folder entered. Please do not enter a slash.';
 $wb['type_txt'] = 'Type';
-$wb['parent_domain_id_txt'] = 'Parent Website';
+$wb['parent_domain_id_txt'] = 'Rodičovské webové stránky';
 $wb['redirect_type_txt'] = 'Typ přesměrování';
 $wb['redirect_path_txt'] = 'Cesta přesměrování';
 $wb['active_txt'] = 'Aktivní';
@@ -31,7 +31,7 @@ $wb['traffic_quota_txt'] = 'Traffic Quota';
 $wb['cgi_txt'] = 'CGI';
 $wb['ssi_txt'] = 'SSI';
 $wb['errordocs_txt'] = 'Own Error-Documents';
-$wb['subdomain_txt'] = 'Auto-Subdomain';
+$wb['subdomain_txt'] = 'Automatická subdoména';
 $wb['ssl_txt'] = 'SSL';
 $wb['suexec_txt'] = 'SuEXEC';
 $wb['php_txt'] = 'PHP';
@@ -70,7 +70,7 @@ $wb['stats_user_txt'] = 'Webstatistics username';
 $wb['stats_type_txt'] = 'Webstatistics program';
 $wb['custom_php_ini_txt'] = 'Custom php.ini settings';
 $wb['none_txt'] = 'None';
-$wb['disabled_txt'] = 'Disabled';
+$wb['disabled_txt'] = 'Vypnuto';
 $wb['no_redirect_txt'] = 'No redirect';
 $wb['no_flag_txt'] = 'No flag';
 $wb['save_certificate_txt'] = 'Save certificate';
@@ -111,6 +111,6 @@ $wb['available_apache_directive_snippets_txt'] = 'Available Apache Directive Sni
 $wb['available_nginx_directive_snippets_txt'] = 'Available nginx Directive Snippets:';
 $wb['proxy_directives_txt'] = 'Proxy Directives';
 $wb['available_proxy_directive_snippets_txt'] = 'Available Proxy Directive Snippets:';
-$wb['Domain'] = 'Aliasdomain';
+$wb['Domain'] = 'Alias domény pro webové stránky';
 ?>
 
diff --git a/interface/web/sites/lib/lang/cz_web_aliasdomain_list.lng b/interface/web/sites/lib/lang/cz_web_aliasdomain_list.lng
index a3ae2a954d295921238cc6bc6d8b404b5d0e5190..54bdc4d8035baf8adefe86f4ef3d634f0f3be0e9 100644
--- a/interface/web/sites/lib/lang/cz_web_aliasdomain_list.lng
+++ b/interface/web/sites/lib/lang/cz_web_aliasdomain_list.lng
@@ -1,8 +1,8 @@
 <?php
-$wb['list_head_txt'] = 'Alias doména';
+$wb['list_head_txt'] = 'Alias domény pro webové stránky';
 $wb['active_txt'] = 'Aktivní';
 $wb['server_id_txt'] = 'Server';
-$wb['parent_domain_id_txt'] = 'Webová stránka';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
 $wb['domain_txt'] = 'Alias doména';
 $wb['add_new_record_txt'] = 'Přidat alias doménu';
 $wb['domain_error_empty'] = 'Doména je prázdná.';
diff --git a/interface/web/sites/lib/lang/cz_web_childdomain.lng b/interface/web/sites/lib/lang/cz_web_childdomain.lng
new file mode 100644
index 0000000000000000000000000000000000000000..a02ac3a557bc54e751e1275994bfa69841e073a5
--- /dev/null
+++ b/interface/web/sites/lib/lang/cz_web_childdomain.lng
@@ -0,0 +1,119 @@
+<?php
+$wb['ssl_state_txt'] = 'Stát';
+$wb['ssl_locality_txt'] = 'Lokalita';
+$wb['ssl_organisation_txt'] = 'Organizace';
+$wb['ssl_organisation_unit_txt'] = 'Organizační jednotka';
+$wb['ssl_country_txt'] = 'Země';
+$wb['ssl_request_txt'] = 'SSL požadavek';
+$wb['ssl_cert_txt'] = 'SSL certifikát';
+$wb['ssl_bundle_txt'] = 'SSL bundle';
+$wb['ssl_action_txt'] = 'SSL akce';
+$wb['server_id_txt'] = 'Server';
+$wb['domain_txt'] = 'Doména';
+$wb['type_txt'] = 'Typ';
+$wb['parent_domain_id_txt'] = 'Rodičovská web stránka';
+$wb['redirect_type_txt'] = 'Typ přesměrování';
+$wb['redirect_path_txt'] = 'Cesta přesměrování';
+$wb['active_txt'] = 'Aktivní';
+$wb['document_root_txt'] = 'Kořenový adresář dokumentů';
+$wb['system_user_txt'] = 'Linuxový uživatel';
+$wb['system_group_txt'] = 'Linuxová skupina';
+$wb['ip_address_txt'] = 'IP adresa';
+$wb['vhost_type_txt'] = 'VHost typ';
+$wb['hd_quota_txt'] = 'Disková kvóta';
+$wb['traffic_quota_txt'] = 'Přenosová kvóta';
+$wb['cgi_txt'] = 'CGI';
+$wb['ssi_txt'] = 'SSI';
+$wb['ssl_txt'] = 'SSL';
+$wb['suexec_txt'] = 'SuEXEC';
+$wb['php_txt'] = 'PHP';
+$wb['client_txt'] = 'Klient';
+$wb['limit_web_domain_txt'] = 'Dosažen maximální počet web domén pro Váš účet.';
+$wb['limit_web_aliasdomain_txt'] = 'Dosažen maximální počet alias domén pro Váš účet.';
+$wb['limit_web_subdomain_txt'] = 'Dosažen maximální počet subdomén pro Váš účet.';
+$wb['apache_directives_txt'] = 'Apache direktivy';
+$wb['domain_error_empty'] = 'Doména je prázdná.';
+$wb['domain_error_unique'] = 'Webová stránka nebo sub / alias doména s tímto doménovým jménem již existuje.';
+$wb['domain_error_regex'] = 'Neplatné doménové jméno.';
+$wb['host_txt'] = 'Host';
+$wb['redirect_error_regex'] = 'Neplatná cesta přesměrování. Platné přesměrování je například: /test/ nebo http://www.domain.tld/test/';
+$wb['no_redirect_txt'] = 'Žádné přesměrování';
+$wb['no_flag_txt'] = 'Žádný příznak';
+$wb['domain_error_wildcard'] = 'Wildcard subdomains are not allowed.';
+$wb['proxy_directives_txt'] = 'Proxy Directives';
+$wb['available_proxy_directive_snippets_txt'] = 'Available Proxy Directive Snippets:';
+$wb['error_proxy_requires_url'] = 'Redirect Type \\"proxy\\" requires a URL as the redirect path.';
+$wb['backup_interval_txt'] = 'Interval zálohování';
+$wb['backup_copies_txt'] = 'Počet kopií zálohy';
+$wb['ssl_key_txt'] = 'SSL Key';
+$wb['ssl_domain_txt'] = 'SSL Domain';
+$wb['web_folder_error_regex'] = 'Invalid folder entered. Please do not enter a slash.';
+$wb['ipv6_address_txt'] = 'IPv6-Address';
+$wb['errordocs_txt'] = 'Own Error-Documents';
+$wb['subdomain_txt'] = 'Automatická subdoména';
+$wb['domain_error_autosub'] = 'There is already a subdomain with these settings.';
+$wb['hd_quota_error_empty'] = 'Harddisk quota is 0 or empty.';
+$wb['traffic_quota_error_empty'] = 'Traffic quota is empty.';
+$wb['error_ssl_state_empty'] = 'SSL State is empty.';
+$wb['error_ssl_locality_empty'] = 'SSL Locality is empty.';
+$wb['error_ssl_organisation_empty'] = 'SSL Organisation is empty.';
+$wb['error_ssl_organisation_unit_empty'] = 'SSL Organisation Unit is empty.';
+$wb['error_ssl_country_empty'] = 'SSL Country is empty.';
+$wb['error_ssl_cert_empty'] = 'SSL Certificate field is empty';
+$wb['client_group_id_txt'] = 'Client';
+$wb['stats_password_txt'] = 'Set Webstatistics password';
+$wb['allow_override_txt'] = 'Apache AllowOverride';
+$wb['limit_web_quota_free_txt'] = 'Max. available Harddisk Quota';
+$wb['ssl_state_error_regex'] = 'Invalid SSL State. Valid characters are: a-z, 0-9 and .,-_';
+$wb['ssl_locality_error_regex'] = 'Invalid SSL Locality. Valid characters are: a-z, 0-9 and .,-_';
+$wb['ssl_organisation_error_regex'] = 'Invalid SSL Organisation. Valid characters are: a-z, 0-9 and .,-_';
+$wb['ssl_organistaion_unit_error_regex'] = 'Invalid SSL Organisation Unit. Valid characters are: a-z, 0-9 and .,-_';
+$wb['ssl_country_error_regex'] = 'Invalid SSL Country. Valid characters are: A-Z';
+$wb['limit_traffic_quota_free_txt'] = 'Max. available Traffic Quota';
+$wb['php_open_basedir_txt'] = 'PHP open_basedir';
+$wb['traffic_quota_exceeded_txt'] = 'Traffic quota exceeded';
+$wb['ruby_txt'] = 'Ruby';
+$wb['stats_user_txt'] = 'Webstatistics username';
+$wb['stats_type_txt'] = 'Webstatistics program';
+$wb['custom_php_ini_txt'] = 'Custom php.ini settings';
+$wb['none_txt'] = 'None';
+$wb['disabled_txt'] = 'Disabled';
+$wb['save_certificate_txt'] = 'Save certificate';
+$wb['create_certificate_txt'] = 'Create certificate';
+$wb['delete_certificate_txt'] = 'Delete certificate';
+$wb['nginx_directives_txt'] = 'nginx Directives';
+$wb['seo_redirect_txt'] = 'SEO přesměrování';
+$wb['non_www_to_www_txt'] = 'Non-www -&gt; www';
+$wb['www_to_non_www_txt'] = 'www -&gt; non-www';
+$wb['php_fpm_use_socket_txt'] = 'Use Socket For PHP-FPM';
+$wb['error_no_sni_txt'] = 'SNI for SSL is not activated on this server. You can enable only one SSL certificate on each IP address.';
+$wb['python_txt'] = 'Python';
+$wb['perl_txt'] = 'Perl';
+$wb['pm_max_children_txt'] = 'PHP-FPM pm.max_children';
+$wb['pm_start_servers_txt'] = 'PHP-FPM pm.start_servers';
+$wb['pm_min_spare_servers_txt'] = 'PHP-FPM pm.min_spare_servers';
+$wb['pm_max_spare_servers_txt'] = 'PHP-FPM pm.max_spare_servers';
+$wb['error_php_fpm_pm_settings_txt'] = 'Values of PHP-FPM pm settings must be as follows: pm.max_children &gt;= pm.max_spare_servers &gt;= pm.start_servers &gt;= pm.min_spare_servers &gt; 0';
+$wb['pm_max_children_error_regex'] = 'PHP-FPM pm.max_children must be a positive integer value.';
+$wb['pm_start_servers_error_regex'] = 'PHP-FPM pm.start_servers must be a positive integer value.';
+$wb['pm_min_spare_servers_error_regex'] = 'PHP-FPM pm.min_spare_servers must be a positive integer value.';
+$wb['pm_max_spare_servers_error_regex'] = 'PHP-FPM pm.max_spare_servers must be a positive integer value.';
+$wb['hd_quota_error_regex'] = 'Harddisk quota is invalid.';
+$wb['traffic_quota_error_regex'] = 'Traffic quota is invalid.';
+$wb['fastcgi_php_version_txt'] = 'PHP Version';
+$wb['pm_txt'] = 'PHP-FPM Process Manager';
+$wb['pm_process_idle_timeout_txt'] = 'PHP-FPM pm.process_idle_timeout';
+$wb['pm_max_requests_txt'] = 'PHP-FPM pm.max_requests';
+$wb['pm_process_idle_timeout_error_regex'] = 'PHP-FPM pm.process_idle_timeout must be a positive integer value.';
+$wb['pm_max_requests_error_regex'] = 'PHP-FPM pm.max_requests must be an integer value >= 0.';
+$wb['pm_ondemand_hint_txt'] = 'Please note that you must have PHP version >= 5.3.9 in order to use the ondemand process manager. If you select ondemand for an older PHP version, PHP will not start anymore!';
+$wb['generate_password_txt'] = 'Generate Password';
+$wb['repeat_password_txt'] = 'Repeat Password';
+$wb['password_mismatch_txt'] = 'The passwords do not match.';
+$wb['password_match_txt'] = 'The passwords do match.';
+$wb['available_php_directive_snippets_txt'] = 'Available PHP Directive Snippets:';
+$wb['available_apache_directive_snippets_txt'] = 'Available Apache Directive Snippets:';
+$wb['available_nginx_directive_snippets_txt'] = 'Available nginx Directive Snippets:';
+$wb['Domain'] = 'Alias domény pro webové stránky';
+?>
+
diff --git a/interface/web/sites/lib/lang/cz_web_childdomain_list.lng b/interface/web/sites/lib/lang/cz_web_childdomain_list.lng
new file mode 100644
index 0000000000000000000000000000000000000000..153906d080faa35edcdc569a868eca4666d45fb5
--- /dev/null
+++ b/interface/web/sites/lib/lang/cz_web_childdomain_list.lng
@@ -0,0 +1,15 @@
+<?php
+$wb['list_head_txt'] = 'Subdomény';
+$wb['active_txt'] = 'Aktivní';
+$wb['server_id_txt'] = 'Server';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
+$wb['domain_txt'] = 'Subdoména';
+$wb['add_new_record_txt'] = 'Přidat subdoménu';
+$wb['domain_error_empty'] = 'Doména je prázdná.';
+$wb['domain_error_unique'] = 'Doména musí být unkátní.';
+$wb['domain_error_regex'] = 'Doménové jméno je chybné.';
+$wb['no_redirect_txt'] = 'Žádné přesměrování';
+$wb['no_flag_txt'] = 'Žádný příznak';
+$wb['none_txt'] = 'Žádná';
+?>
+
diff --git a/interface/web/sites/lib/lang/cz_web_domain.lng b/interface/web/sites/lib/lang/cz_web_domain.lng
index ab82df12ed9e5a6440668e1c2081537de79b161d..04482d95af0bbe40002a2cd517e788fe36daa588 100644
--- a/interface/web/sites/lib/lang/cz_web_domain.lng
+++ b/interface/web/sites/lib/lang/cz_web_domain.lng
@@ -120,5 +120,12 @@ $wb['rewrite_rules_txt'] = 'Rewrite Rules';
 $wb['invalid_rewrite_rules_txt'] = 'Invalid Rewrite Rules';
 $wb['allowed_rewrite_rule_directives_txt'] = 'Allowed Directives:';
 $wb['configuration_error_txt'] = 'CONFIGURATION ERROR';
+$wb['variables_txt'] = 'Proměnné';
+$wb['added_by_txt'] = 'Kdo vytvořil účet';
+$wb['added_date_txt'] = 'Datum vytvoření účtu';
+$wb['backup_excludes_txt'] = 'Excluded Directories';
+$wb['backup_excludes_note_txt'] = '(Separate multiple directories with commas. Example: web/cache/*,web/backup)';
+$wb['backup_excludes_error_regex'] = 'The excluded directories contain invalid characters.';
+$wb['invalid_custom_php_ini_settings_txt'] = 'Invalid php.ini settings';
 ?>
 
diff --git a/interface/web/sites/lib/lang/cz_web_subdomain_list.lng b/interface/web/sites/lib/lang/cz_web_subdomain_list.lng
index d1ad2834fecfd5e993c63aff525e1894baa82159..b69d75b1296ff3624adf777d034cc57acfd08560 100644
--- a/interface/web/sites/lib/lang/cz_web_subdomain_list.lng
+++ b/interface/web/sites/lib/lang/cz_web_subdomain_list.lng
@@ -1,8 +1,8 @@
 <?php
-$wb['list_head_txt'] = 'Subdomény';
+$wb['list_head_txt'] = 'Subdomény pro webové stránky';
 $wb['active_txt'] = 'Aktivní';
 $wb['server_id_txt'] = 'Server';
-$wb['parent_domain_id_txt'] = 'Webová stránka';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
 $wb['domain_txt'] = 'Subdoména';
 $wb['add_new_record_txt'] = 'Přidat subdoménu';
 ?>
diff --git a/interface/web/sites/lib/lang/cz_web_vhost_domain.lng b/interface/web/sites/lib/lang/cz_web_vhost_domain.lng
new file mode 100644
index 0000000000000000000000000000000000000000..93407d185787c30fb545990a70e3e3d9ffa6c052
--- /dev/null
+++ b/interface/web/sites/lib/lang/cz_web_vhost_domain.lng
@@ -0,0 +1,137 @@
+<?php
+$wb['ssl_state_txt'] = 'Stát';
+$wb['ssl_locality_txt'] = 'Lokalita';
+$wb['ssl_organisation_txt'] = 'Organizace';
+$wb['ssl_organisation_unit_txt'] = 'Organizační jednotka';
+$wb['ssl_country_txt'] = 'Země';
+$wb['ssl_request_txt'] = 'SSL požadavek';
+$wb['ssl_cert_txt'] = 'SSL certifikát';
+$wb['ssl_bundle_txt'] = 'SSL bundle';
+$wb['ssl_action_txt'] = 'SSL akce';
+$wb['ssl_domain_txt'] = 'SSL doména';
+$wb['server_id_txt'] = 'Server';
+$wb['domain_txt'] = 'Doména';
+$wb['type_txt'] = 'Typ';
+$wb['parent_domain_id_txt'] = 'Rodičovská webová stránka';
+$wb['redirect_type_txt'] = 'Typ přesměrování';
+$wb['redirect_path_txt'] = 'Cesta přesměrování';
+$wb['active_txt'] = 'Aktivní';
+$wb['document_root_txt'] = 'Kořenový adresář dokumentů';
+$wb['system_user_txt'] = 'Linuxový uživatel';
+$wb['system_group_txt'] = 'Linuxová skupina';
+$wb['ip_address_txt'] = 'IP adresa';
+$wb['vhost_type_txt'] = 'VHost typ';
+$wb['hd_quota_txt'] = 'Disková kvóta';
+$wb['traffic_quota_txt'] = 'Přenosová kvóta';
+$wb['cgi_txt'] = 'CGI';
+$wb['ssi_txt'] = 'SSI';
+$wb['subdomain_txt'] = 'Automatická subdoména';
+$wb['ssl_txt'] = 'SSL';
+$wb['suexec_txt'] = 'SuEXEC';
+$wb['php_txt'] = 'PHP';
+$wb['client_txt'] = 'Klient';
+$wb['limit_web_domain_txt'] = 'Dosažen maximální počet web domén pro Váš účet.';
+$wb['limit_web_aliasdomain_txt'] = 'Dosažen maximální počet alias domén pro Váš účet.';
+$wb['limit_web_subdomain_txt'] = 'Dosažen maximální počet subdomén pro Váš účet.';
+$wb['apache_directives_txt'] = 'Apache direktivy';
+$wb['domain_error_empty'] = 'Doména je prázdná.';
+$wb['domain_error_unique'] = 'Webová stránka nebo sub / alias doména s tímto doménovým jménem již existuje.';
+$wb['domain_error_regex'] = 'Neplatné doménové jméno.';
+$wb['hd_quota_error_empty'] = 'Disková kvóta je 0 nebo je prázdná.';
+$wb['traffic_quota_error_empty'] = 'Přenosová kvóta je prázdná.';
+$wb['error_ssl_state_empty'] = 'SSL stav je prázdný.';
+$wb['error_ssl_locality_empty'] = 'SSL lokalita je prázdná.';
+$wb['error_ssl_organisation_empty'] = 'SSL organizace je prázdná.';
+$wb['error_ssl_organisation_unit_empty'] = 'SSL organizační jednotka je prázdná.';
+$wb['error_ssl_country_empty'] = 'SSL země je prázdná.';
+$wb['client_group_id_txt'] = 'Klient';
+$wb['stats_password_txt'] = 'Heslo k webovým statistikám';
+$wb['allow_override_txt'] = 'Povolit přepis (Allow Override)';
+$wb['limit_web_quota_free_txt'] = 'Max. dostupná disková kvóta';
+$wb['ssl_state_error_regex'] = 'Neplatný SSL stav. Platné znaky jsou: a-z, 0-9 a .,-_';
+$wb['ssl_locality_error_regex'] = 'Neplatná SSL lokalita. Platné znaky jsou: a-z, 0-9 a .,-_';
+$wb['ssl_organisation_error_regex'] = 'Neplatná SSL organizace. Platné znaky jsou: a-z, 0-9 a .,-_';
+$wb['ssl_organistaion_unit_error_regex'] = 'Neplatná SSL organizační jednotka. Platné znaky jsou: a-z, 0-9 a .,-_';
+$wb['ssl_country_error_regex'] = 'Neplatná SSL země. Platné znaky jsou: A-Z';
+$wb['limit_traffic_quota_free_txt'] = 'Max. dostupná přenosová kvóta';
+$wb['redirect_error_regex'] = 'Neplatná cesta přesměrování. Platné přesměrování je například: /test/ nebo http://www.domain.tld/test/';
+$wb['php_open_basedir_txt'] = 'PHP open_basedir';
+$wb['traffic_quota_exceeded_txt'] = 'Přenosová kvóta překročena';
+$wb['backup_interval_txt'] = 'Interval zálohování';
+$wb['backup_copies_txt'] = 'Počet kopií zálohy';
+$wb['errordocs_txt'] = 'Vlastní Error (chybové) dokumenty';
+$wb['ruby_txt'] = 'Ruby';
+$wb['stats_user_txt'] = 'Webové statistiky: uživatelské jméno';
+$wb['stats_type_txt'] = 'Webové statistiky: program';
+$wb['custom_php_ini_txt'] = 'Vlastní nastavení php.ini';
+$wb['none_txt'] = 'Žádná';
+$wb['disabled_txt'] = 'Zakázáno';
+$wb['no_redirect_txt'] = 'Žádné přesměrování';
+$wb['no_flag_txt'] = 'Žádný příznak';
+$wb['save_certificate_txt'] = 'Uložit certifikát';
+$wb['create_certificate_txt'] = 'Vytvořit certifikát';
+$wb['delete_certificate_txt'] = 'Smazat certifikát';
+$wb['error_ssl_cert_empty'] = 'SSL Certificate field is empty';
+$wb['ipv6_address_txt'] = 'IPv6-Address';
+$wb['nginx_directives_txt'] = 'nginx Directives';
+$wb['seo_redirect_txt'] = 'SEO přesměrování';
+$wb['non_www_to_www_txt'] = 'Non-www -&gt; www';
+$wb['www_to_non_www_txt'] = 'www -&gt; non-www';
+$wb['php_fpm_use_socket_txt'] = 'Use Socket For PHP-FPM';
+$wb['error_no_sni_txt'] = 'SNI for SSL is not activated on this server. You can enable only one SSL certificate on each IP address.';
+$wb['python_txt'] = 'Python';
+$wb['pm_max_children_txt'] = 'PHP-FPM pm.max_children';
+$wb['pm_start_servers_txt'] = 'PHP-FPM pm.start_servers';
+$wb['pm_min_spare_servers_txt'] = 'PHP-FPM pm.min_spare_servers';
+$wb['pm_max_spare_servers_txt'] = 'PHP-FPM pm.max_spare_servers';
+$wb['error_php_fpm_pm_settings_txt'] = 'Values of PHP-FPM pm settings must be as follows: pm.max_children &gt;= pm.max_spare_servers &gt;= pm.start_servers &gt;= pm.min_spare_servers &gt; 0';
+$wb['pm_max_children_error_regex'] = 'PHP-FPM pm.max_children must be a positive integer value.';
+$wb['pm_start_servers_error_regex'] = 'PHP-FPM pm.start_servers must be a positive integer value.';
+$wb['pm_min_spare_servers_error_regex'] = 'PHP-FPM pm.min_spare_servers must be a positive integer value.';
+$wb['pm_max_spare_servers_error_regex'] = 'PHP-FPM pm.max_spare_servers must be a positive integer value.';
+$wb['hd_quota_error_regex'] = 'Kvóta pevného disku je neplatná.';
+$wb['traffic_quota_error_regex'] = 'Traffik kvóta je neplatná.';
+$wb['ssl_key_txt'] = 'SSL klíč';
+$wb['perl_txt'] = 'Perl';
+$wb['fastcgi_php_version_txt'] = 'PHP verze';
+$wb['pm_txt'] = 'PHP-FPM Process Manager';
+$wb['pm_process_idle_timeout_txt'] = 'PHP-FPM pm.process_idle_timeout';
+$wb['pm_max_requests_txt'] = 'PHP-FPM pm.max_requests';
+$wb['pm_process_idle_timeout_error_regex'] = 'PHP-FPM pm.process_idle_timeout must be a positive integer value.';
+$wb['pm_max_requests_error_regex'] = 'PHP-FPM pm.max_requests must be an integer value >= 0.';
+$wb['pm_ondemand_hint_txt'] = 'Please note that you must have PHP version >= 5.3.9 in order to use the ondemand process manager. If you select ondemand for an older PHP version, PHP will not start anymore!';
+$wb['generate_password_txt'] = 'Generovat heslo';
+$wb['repeat_password_txt'] = 'Opakujte heslo';
+$wb['password_mismatch_txt'] = 'Hesla se neshodují.';
+$wb['password_match_txt'] = 'Hesla se shodují.';
+$wb['web_folder_error_regex'] = 'Invalid folder entered. Please do not enter a slash.';
+$wb['domain_error_autosub'] = 'There is already a subdomain with these settings.';
+$wb['available_php_directive_snippets_txt'] = 'Available PHP Directive Snippets:';
+$wb['available_apache_directive_snippets_txt'] = 'Available Apache Directive Snippets:';
+$wb['available_nginx_directive_snippets_txt'] = 'Available nginx Directive Snippets:';
+$wb['proxy_directives_txt'] = 'Proxy Directives';
+$wb['available_proxy_directive_snippets_txt'] = 'Available Proxy Directive Snippets:';
+$wb['no_server_error'] = 'Nebyl zvolen žádný server';
+$wb['no_backup_txt'] = 'Žádné zálohování';
+$wb['daily_backup_txt'] = 'Denně';
+$wb['weekly_backup_txt'] = 'Týdně';
+$wb['monthly_backup_txt'] = 'Měsíčně';
+$wb['rewrite_rules_txt'] = 'Rewrite Rules';
+$wb['invalid_rewrite_rules_txt'] = 'Invalid Rewrite Rules';
+$wb['allowed_rewrite_rule_directives_txt'] = 'Allowed Directives:';
+$wb['configuration_error_txt'] = 'CONFIGURATION ERROR';
+$wb['web_folder_txt'] = 'Web folder';
+$wb['web_folder_invalid_txt'] = 'The web folder is invalid, please choose a different one.';
+$wb['web_folder_unique_txt'] = 'The web folder is already used, please choose a different one.';
+$wb['host_txt'] = 'Hostname';
+$wb['domain_error_wildcard'] = 'Wildcard subdomains are not allowed.';
+$wb['server_chosen_not_ok'] = 'The selected server is not allowed for this account.';
+$wb['variables_txt'] = 'Variables';
+$wb['added_by_txt'] = 'Added by';
+$wb['added_date_txt'] = 'Added date';
+$wb['backup_excludes_txt'] = 'Excluded Directories';
+$wb['backup_excludes_note_txt'] = '(Separate multiple directories with commas. Example: web/cache/*,web/backup)';
+$wb['backup_excludes_error_regex'] = 'The excluded directories contain invalid characters.';
+$wb['subdomain_error_empty'] = 'The subdommain field is empty or contains invalid characters.';
+?>
+
diff --git a/interface/web/sites/lib/lang/cz_web_vhost_domain_admin_list.lng b/interface/web/sites/lib/lang/cz_web_vhost_domain_admin_list.lng
new file mode 100644
index 0000000000000000000000000000000000000000..4a20c10f5589f5e18dfc6b262b05f1a71213bf73
--- /dev/null
+++ b/interface/web/sites/lib/lang/cz_web_vhost_domain_admin_list.lng
@@ -0,0 +1,10 @@
+<?php
+$wb['sys_groupid_txt'] = 'Klient';
+$wb['list_head_txt'] = 'Webové stránky';
+$wb['domain_id_txt'] = 'ID';
+$wb['active_txt'] = 'Aktivní';
+$wb['server_id_txt'] = 'Server';
+$wb['domain_txt'] = 'Doména';
+$wb['add_new_record_txt'] = 'Přidat webovou stránku';
+?>
+
diff --git a/interface/web/sites/lib/lang/cz_web_vhost_domain_list.lng b/interface/web/sites/lib/lang/cz_web_vhost_domain_list.lng
new file mode 100644
index 0000000000000000000000000000000000000000..42350f73508a08ea44be8ca977f85b175578a34c
--- /dev/null
+++ b/interface/web/sites/lib/lang/cz_web_vhost_domain_list.lng
@@ -0,0 +1,10 @@
+<?php
+$wb['list_head_txt'] = 'Webové stránky';
+$wb['domain_id_txt'] = 'ID';
+$wb['active_txt'] = 'Aktivní';
+$wb['server_id_txt'] = 'Server';
+$wb['domain_txt'] = 'Doména';
+$wb['add_new_record_txt'] = 'Přidat webovou stránku';
+$wb['parent_domain_id_txt'] = 'Webové stránky';
+?>
+
diff --git a/interface/web/sites/lib/lang/cz_web_vhost_subdomain.lng b/interface/web/sites/lib/lang/cz_web_vhost_subdomain.lng
index ab47f26dc4238e5de6ed7ab52b0f1997319f3a26..98618e1996411cfa56992992cc16ce700f8e0f00 100644
--- a/interface/web/sites/lib/lang/cz_web_vhost_subdomain.lng
+++ b/interface/web/sites/lib/lang/cz_web_vhost_subdomain.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['parent_domain_id_txt'] = 'Parent Website';
+$wb['parent_domain_id_txt'] = 'Rodičovské webové stránky';
 $wb['web_folder_txt'] = 'Web folder';
 $wb['web_folder_invalid_txt'] = 'The web folder is invalid, please choose a different one.';
 $wb['web_folder_unique_txt'] = 'The web folder is already used, please choose a different one.';
@@ -35,7 +35,7 @@ $wb['traffic_quota_txt'] = 'Traffic Quota';
 $wb['cgi_txt'] = 'CGI';
 $wb['ssi_txt'] = 'SSI';
 $wb['errordocs_txt'] = 'Own Error-Documents';
-$wb['subdomain_txt'] = 'Auto-Subdomain';
+$wb['subdomain_txt'] = 'Automatická subdoména';
 $wb['ssl_txt'] = 'SSL';
 $wb['suexec_txt'] = 'SuEXEC';
 $wb['php_txt'] = 'PHP';
@@ -74,7 +74,7 @@ $wb['stats_user_txt'] = 'Webstatistics username';
 $wb['stats_type_txt'] = 'Webstatistics program';
 $wb['custom_php_ini_txt'] = 'Custom php.ini settings';
 $wb['none_txt'] = 'None';
-$wb['disabled_txt'] = 'Disabled';
+$wb['disabled_txt'] = 'Vypnuto';
 $wb['no_redirect_txt'] = 'No redirect';
 $wb['no_flag_txt'] = 'No flag';
 $wb['save_certificate_txt'] = 'Uložit certifikát';
@@ -115,5 +115,14 @@ $wb['available_apache_directive_snippets_txt'] = 'Available Apache Directive Sni
 $wb['available_nginx_directive_snippets_txt'] = 'Available nginx Directive Snippets:';
 $wb['proxy_directives_txt'] = 'Proxy Directives';
 $wb['available_proxy_directive_snippets_txt'] = 'Available Proxy Directive Snippets:';
+$wb['rewrite_rules_txt'] = 'Rewrite Rules';
+$wb['invalid_rewrite_rules_txt'] = 'Invalid Rewrite Rules';
+$wb['allowed_rewrite_rule_directives_txt'] = 'Allowed Directives:';
+$wb['configuration_error_txt'] = 'CONFIGURATION ERROR';
+$wb['variables_txt'] = 'Proměnné';
+$wb['backup_excludes_txt'] = 'Excluded Directories';
+$wb['backup_excludes_note_txt'] = '(Separate multiple directories with commas. Example: web/cache/*,web/backup)';
+$wb['backup_excludes_error_regex'] = 'The excluded directories contain invalid characters.';
+$wb['subdomain_error_empty'] = 'The subdommain field is empty or contains invalid characters.';
 ?>
 
diff --git a/interface/web/sites/lib/lang/cz_webdav_user_list.lng b/interface/web/sites/lib/lang/cz_webdav_user_list.lng
index af8bfea7490a540ade39e5932d8eed088cb4ecea..422ec851878ed6c58b9a9661095294fb92a32697 100644
--- a/interface/web/sites/lib/lang/cz_webdav_user_list.lng
+++ b/interface/web/sites/lib/lang/cz_webdav_user_list.lng
@@ -1,5 +1,5 @@
 <?php
-$wb['list_head_txt'] = 'Webdav uživatel';
+$wb['list_head_txt'] = 'Webdav uživatelé';
 $wb['active_txt'] = 'Aktivní';
 $wb['server_id_txt'] = 'Server';
 $wb['parent_domain_id_txt'] = 'Webové stránky';
diff --git a/interface/web/tools/lib/lang/cz_resync.lng b/interface/web/tools/lib/lang/cz_resync.lng
index ff1e3a586aa665a14caafe83acd63b87df3f00f8..bb4bf862c7bf6ca356dbd8b9b13d24e98b21a41f 100644
--- a/interface/web/tools/lib/lang/cz_resync.lng
+++ b/interface/web/tools/lib/lang/cz_resync.lng
@@ -10,5 +10,6 @@ $wb['resync_mailbox_txt'] = 'Resynchronizovat e-mailové schránky';
 $wb['resync_dns_txt'] = 'Resynchronizovat DNS záznamy';
 $wb['btn_start_txt'] = 'Zahájit';
 $wb['btn_cancel_txt'] = 'Zrušit';
+$wb['resync_client_txt'] = 'Resync Client records';
 ?>