From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../editor/ui/chrome/composer/editingOverlay.dtd   |  40 +++
 l10n-cy/editor/ui/chrome/composer/editor.dtd       |  67 ++++
 .../editor/ui/chrome/composer/editor.properties    | 208 ++++++++++++
 .../editor/ui/chrome/composer/editorOverlay.dtd    | 371 +++++++++++++++++++++
 .../ui/chrome/composer/editorPrefsOverlay.dtd      |  13 +
 .../ui/chrome/composer/editorSmileyOverlay.dtd     |  58 ++++
 .../editor/ui/chrome/composer/pref-composer.dtd    |  29 ++
 l10n-cy/editor/ui/chrome/composer/pref-editing.dtd |  32 ++
 .../editor/ui/chrome/dialogs/EdAdvancedEdit.dtd    |  18 +
 l10n-cy/editor/ui/chrome/dialogs/EdColorPicker.dtd |  25 ++
 .../editor/ui/chrome/dialogs/EdConvertToTable.dtd  |  15 +
 .../editor/ui/chrome/dialogs/EdDialogOverlay.dtd   |  20 ++
 .../ui/chrome/dialogs/EdNamedAnchorProperties.dtd  |   9 +
 l10n-cy/editor/ui/chrome/dialogs/EditConflict.dtd  |  10 +
 .../ui/chrome/dialogs/EditorButtonProperties.dtd   |  27 ++
 .../ui/chrome/dialogs/EditorColorProperties.dtd    |  29 ++
 .../ui/chrome/dialogs/EditorFieldSetProperties.dtd |  20 ++
 .../ui/chrome/dialogs/EditorFormProperties.dtd     |  21 ++
 .../ui/chrome/dialogs/EditorHLineProperties.dtd    |  27 ++
 .../ui/chrome/dialogs/EditorImageProperties.dtd    |  79 +++++
 .../ui/chrome/dialogs/EditorInputProperties.dtd    |  50 +++
 .../editor/ui/chrome/dialogs/EditorInsertChars.dtd |  19 ++
 .../editor/ui/chrome/dialogs/EditorInsertMath.dtd  |  21 ++
 .../ui/chrome/dialogs/EditorInsertSource.dtd       |  15 +
 .../editor/ui/chrome/dialogs/EditorInsertTOC.dtd   |  16 +
 .../editor/ui/chrome/dialogs/EditorInsertTable.dtd |  18 +
 .../ui/chrome/dialogs/EditorLabelProperties.dtd    |  18 +
 .../ui/chrome/dialogs/EditorLinkProperties.dtd     |   6 +
 .../ui/chrome/dialogs/EditorListProperties.dtd     |  20 ++
 .../ui/chrome/dialogs/EditorPageProperties.dtd     |  17 +
 .../ui/chrome/dialogs/EditorPersonalDictionary.dtd |  20 ++
 l10n-cy/editor/ui/chrome/dialogs/EditorPublish.dtd |  65 ++++
 .../ui/chrome/dialogs/EditorPublishProgress.dtd    |  16 +
 l10n-cy/editor/ui/chrome/dialogs/EditorReplace.dtd |  27 ++
 .../ui/chrome/dialogs/EditorSaveAsCharset.dtd      |  15 +
 .../ui/chrome/dialogs/EditorSelectProperties.dtd   |  48 +++
 .../editor/ui/chrome/dialogs/EditorSnapToGrid.dtd  |  15 +
 .../editor/ui/chrome/dialogs/EditorSpellCheck.dtd  |  38 +++
 .../ui/chrome/dialogs/EditorTableProperties.dtd    |  75 +++++
 .../ui/chrome/dialogs/EditorTextAreaProperties.dtd |  33 ++
 l10n-cy/editor/ui/chrome/region/region.properties  |   8 +
 41 files changed, 1678 insertions(+)
 create mode 100644 l10n-cy/editor/ui/chrome/composer/editingOverlay.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/composer/editor.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/composer/editor.properties
 create mode 100644 l10n-cy/editor/ui/chrome/composer/editorOverlay.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/composer/editorPrefsOverlay.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/composer/editorSmileyOverlay.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/composer/pref-composer.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/composer/pref-editing.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EdAdvancedEdit.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EdColorPicker.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EdConvertToTable.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EdDialogOverlay.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EdNamedAnchorProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditConflict.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorButtonProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorColorProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorFieldSetProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorFormProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorHLineProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorImageProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorInputProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorInsertChars.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorInsertMath.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorInsertSource.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorInsertTOC.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorInsertTable.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorLabelProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorLinkProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorListProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorPageProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorPersonalDictionary.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorPublish.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorPublishProgress.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorReplace.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorSaveAsCharset.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorSelectProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorSnapToGrid.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorSpellCheck.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorTableProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/dialogs/EditorTextAreaProperties.dtd
 create mode 100644 l10n-cy/editor/ui/chrome/region/region.properties

(limited to 'l10n-cy/editor/ui')

diff --git a/l10n-cy/editor/ui/chrome/composer/editingOverlay.dtd b/l10n-cy/editor/ui/chrome/composer/editingOverlay.dtd
new file mode 100644
index 0000000000..0e3c011366
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/composer/editingOverlay.dtd
@@ -0,0 +1,40 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!-- File menu items -->
+<!ENTITY openFileCmd.label "Agor Ffeil…">
+<!ENTITY openFileCmd.accesskey "A">
+<!ENTITY openFileCmd.key "O">
+<!ENTITY openRemoteCmd.label "Agor Lleoliad Gwe…">
+<!ENTITY openRemoteCmd.accesskey "L">
+<!ENTITY openRemoteCmd.key "L">
+<!ENTITY fileRecentMenu.label "Tudalennau Diweddar">
+<!ENTITY fileRecentMenu.accesskey "T">
+<!ENTITY saveCmd.label "Cadw">
+<!ENTITY saveCmd.accesskey "C">
+<!ENTITY saveAsCmd.label "Cadw Fel…">
+<!ENTITY saveAsCmd.accesskey "F">
+<!ENTITY saveAsChangeEncodingCmd2.label "Cadw a Newid Amgodiad Nod">
+<!ENTITY saveAsChangeEncodingCmd2.accesskey "N">
+<!ENTITY publishCmd.label "Cyhoeddi">
+<!ENTITY publishCmd.accesskey "y">
+<!ENTITY publishCmd.key "S">
+<!ENTITY publishAsCmd.label "Cyhoeddi Fel…">
+<!ENTITY publishAsCmd.accesskey "F">
+<!ENTITY fileRevert.label "Dychwelyd">
+<!ENTITY fileRevert.accesskey "D">
+
+<!-- Edit menu items -->
+<!ENTITY publishSettings.label "Gosodiadau'r Wefan Cyhoeddi…">
+<!ENTITY publishSettings.accesskey "G">
+
+<!-- Toolbar buttons/items -->
+<!ENTITY newToolbarCmd.label "Newydd">
+<!ENTITY newToolbarCmd.tooltip "Creu tudalen Cyfansoddwr newydd">
+<!ENTITY openToolbarCmd.label "Agor">
+<!ENTITY openToolbarCmd.tooltip "Agor ffeil leol">
+<!ENTITY saveToolbarCmd.tooltip "Cadw ffeil i leoliad lleol">
+<!ENTITY publishToolbarCmd.tooltip "Llwytho ffeil i fyny i leoliad pell">
+<!ENTITY printToolbarCmd.label "Argraffu">
+<!ENTITY printToolbarCmd.tooltip "Argraffu'r dudalen hon">
diff --git a/l10n-cy/editor/ui/chrome/composer/editor.dtd b/l10n-cy/editor/ui/chrome/composer/editor.dtd
new file mode 100644
index 0000000000..627a63b9a4
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/composer/editor.dtd
@@ -0,0 +1,67 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+<!-- LOCALIZATION NOTE  (editorWindow.titlemodifier): DONT_TRANSLATE -->
+
+<!ENTITY editorWindow.titlemodifier "Composer"> 
+<!ENTITY editorWindow.titlemodifiermenuseparator " - ">
+<!-- Menu items:  the . means that the menu item isn't implemented yet -->
+<!-- Toolbar-only items -->
+
+
+<!ENTITY compositionToolbar.tooltip "Bar Offer Ysgrifennu">
+<!ENTITY previewToolbarCmd.label "Pori">
+<!ENTITY previewToolbarCmd.tooltip "Llwytho'r dudalen yn y porwr">
+<!-- File menu items -->
+
+<!ENTITY exportToTextCmd.label "Allforio i Destun…">
+<!ENTITY exportToTextCmd.accesskey "D">
+<!ENTITY previewCmd.label "Pori'r Dudalen">
+<!ENTITY previewCmd.accesskey "P">
+<!ENTITY sendPageCmd.label "Anfon y Dudalen…">
+<!ENTITY sendPageCmd.accesskey "A">
+<!-- View menu items -->
+
+<!ENTITY compositionToolbarCmd.label "Bar Offer Ysgrifennu">
+<!ENTITY compositionToolbarCmd.accesskey "Y">
+<!ENTITY formattingToolbarCmd.label "Bar Offer Fformatio">
+<!ENTITY formattingToolbarCmd.accesskey "F">
+<!ENTITY editmodeToolbarCmd.label "Bar Offer Modd Golygu">
+<!ENTITY editmodeToolbarCmd.accesskey "M">
+<!-- Format menu items -->
+
+<!ENTITY formatMenu.label "Fformat">
+<!ENTITY formatMenu.accesskey "o">
+<!ENTITY grid.label "Grid lleoli">
+<!ENTITY grid.accesskey "G">
+<!ENTITY pageProperties.label "Teitl Tudalen a Phriodoleddau…">
+<!ENTITY pageProperties.accesskey "T">
+<!-- Tools menu items -->
+
+<!ENTITY validateCmd.label "Gwirio HTML">
+<!ENTITY validateCmd.accesskey "G">
+<!-- Display Mode toolbar and View menu items -->
+
+<!ENTITY NormalModeTab.label "Arferol">
+<!ENTITY NormalMode.label "Modd Golygu Arferol">
+<!ENTITY NormalMode.accesskey "A">
+<!ENTITY NormalMode.tooltip "Dangos borderi tabl ac angorau a enwyd">
+<!ENTITY AllTagsModeTab.label "Tagiau HTML">
+<!ENTITY AllTagsMode.label "Tagiau HTML">
+<!ENTITY AllTagsMode.accesskey "H">
+<!ENTITY AllTagsMode.tooltip "Dangos eiconau am bob tag HTML">
+<!-- LOCALIZATION NOTE: (HTMLSourceModeTab.dir, HTMLSourceModeTab.label)
+     Do NOT translate text for 'HTMLSourceModeTab.dir', use latin "ltr" if
+     you want the <html> image to left of the 'HTMLSourceModeTab.label' text,
+     or use latin "rtl" if you want this image to the right of text. You do
+     not need to include HTML in the label 'HTMLSourceModeTab.label' -->
+<!ENTITY HTMLSourceModeTab.dir "De i Chwith">
+<!ENTITY HTMLSourceModeTab.label "Cod gwreiddiol">
+<!ENTITY HTMLSourceMode.label "Cod Gwreiddiol HTML">
+<!ENTITY HTMLSourceMode.accesskey "C">
+<!ENTITY HTMLSourceMode.tooltip "Golygu Cod Gwreiddiol HTML">
+<!ENTITY PreviewModeTab.label "Rhagolwg">
+<!ENTITY PreviewMode.label "Rhagolwg">
+<!ENTITY PreviewMode.accesskey "R">
+<!ENTITY PreviewMode.tooltip "Dangos fel WYSWYG (Be ti'n gweld yw be ti'n cael - fel yn y porwr)">
diff --git a/l10n-cy/editor/ui/chrome/composer/editor.properties b/l10n-cy/editor/ui/chrome/composer/editor.properties
new file mode 100644
index 0000000000..62a5d47d26
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/composer/editor.properties
@@ -0,0 +1,208 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+# LOCALIZATION NOTE FILE: embedded "\n" represent HTML breaks (<br>)
+# Don't translate embedded "\n".
+# Don't translate strings like this: %variable% 
+#  as they will be replaced using JavaScript
+#
+No=Na
+Save=Cadw
+More=Rhagor
+Less=Llai
+MoreProperties=Rhagor o Briodweddau
+FewerProperties=Llai o Briodweddau
+PropertiesAccessKey=P
+None=Dim
+none=dim
+OpenHTMLFile=Agor Ffeil HTML
+OpenTextFile=Agor Ffeil Testun
+SelectImageFile=Dewiswch Ffeil Delwedd
+SaveDocument=Cadw Tudalen
+SaveDocumentAs=Cadw Tudalen Fel
+SaveTextAs=Cadw Testun Fel
+EditMode=Modd Golygu
+Preview=Rhagolwg
+Publish=Cyhoeddi
+PublishPage=Cyhoeddi Tudalen
+DontPublish=Peidio Cyhoeddi
+SavePassword=Defnyddiwch y Rheolwr Cyfrinair i gadw'r cyfrinair
+CorrectSpelling=(sillafu cywir)
+NoSuggestedWords=(dim geiriau'n cael eu cynnig)
+NoMisspelledWord=Does dim geiriau wedi'u camsillafu
+CheckSpellingDone=Cwblhawyd gwirio'r sillafu.
+CheckSpelling=Gwirio Sillafu
+InputError=Gwall
+Alert=Rhybudd
+CantEditFramesetMsg=Nid yw'r golygydd yn gallu golygu fframsetiau HTML na thudalennau gyda fframiau mewnlin. Ar gyfer fframsetiau ceisiwch olygu'r dudalen ar gyfer pob ffrâm ar wahân. Am dudalennau gyda fframiau, cadwch gopi o'r dudalen a thynnu'r tag <iframe>.
+CantEditMimeTypeMsg=Does dim modd golygu'r math yma o dudalen.
+CantEditDocumentMsg=Does dim modd golygu'r dudalen am reswm anhysbys.
+BeforeClosing=cyn cau
+BeforePreview=cyn edrych arno yn y porwr
+BeforeValidate=cyn gwirio'r ddogfen
+# LOCALIZATION NOTE (SaveFilePrompt, PublishPrompt): Don't translate %title% and %reason% (this is the reason for asking user to close, such as "before closing")
+SaveFilePrompt=Cadw newidiadau i "%title%" %reason%?\u0020
+PublishPrompt=Cadw newidiadau i "%title%" %reason%?\u0020
+SaveFileFailed=Methwyd cadw'r ffeil!
+
+# Publishing error strings:
+# LOCALIZATION NOTE Don't translate %dir% or %file% in the Publishing error strings:
+FileNotFound=Heb ganfod %file%.
+SubdirDoesNotExist=Nid yw'r is-gyfeiriadur "%dir%" yn bodoli ar y safle hwn neu mae'r enw ffeil "%file%" yn cael ei ddefnyddio gan is-gyfeiriadur arall.
+FilenameIsSubdir=Mae'r enw ffeil "%file%" yn cael ei ddefnyddio eisoes gan is-gyfeiriadur arall.
+ServerNotAvailable=Nid yw'r gweinydd ar gael. Gwiriwch eich cysylltiad a cheisiwch eto yn ddiweddarach.
+Offline=Rydych all-lein. Cliciwch yr eicon wrth ymyl y gornel de gwaelod unrhyw ffenestr i fynd ar-lein.
+DiskFull=Does dim digon o le ar ddisg ar gael i gadw ffeil "%file%."
+NameTooLong=Mae'r enw ffeil neu is-gyfeiriadur yn rhy hir.
+AccessDenied=Does gennych ddim caniatâd i chi gyhoeddi i'r lleoliad hwn.
+UnknownPublishError=Digwyddodd gwall cyhoeddi anhysbys.
+PublishFailed=Methodd y cyhoeddi.
+PublishCompleted=Wedi cwblhau'r cyhoeddi.
+AllFilesPublished=Pob ffeil eu cyhoeddi
+# LOCALIZATION NOTE Don't translate %x% or %total%
+FailedFileMsg=Methodd %x% o %total% ffeil gael eu cyhoeddi.
+# End-Publishing error strings
+Prompt=Anogiad
+# LOCALIZATION NOTE (PromptFTPUsernamePassword): Don't translate %host% 
+PromptFTPUsernamePassword=Rhowch enw defnyddiwr a chyfrinair ar gyfer gweinydd FTP %host%
+RevertCaption=Dychwelyd i Cadwyd Diwethaf
+Revert=Dychwelyd
+SendPageReason=cyn anfon y dudalen
+Send=Anfon
+## LOCALIZATION NOTE (PublishProgressCaption, PublishToSite, AbandonChanges): Don't translate %title%
+PublishProgressCaption=Cyhoeddi: %title%
+PublishToSite=Cyhoeddi i Wefan: %title%
+AbandonChanges=Gadael newidiadau heb eu cadw i "%title%" ac ail-lwytho'r dudalen?
+DocumentTitle=Teitl y Dudalen
+NeedDocTitle=Rhoi teitl i'r dudalen gyfredol.
+DocTitleHelp=Mae hwn yn adnabod y dudalen yn nheitl y ffenestr a'r nodau tudalen.
+CancelPublishTitle=Diddymu'r cyhoeddi?
+## LOCALIZATION NOTE: "Continue" in this sentence must match the text for
+## the CancelPublishContinue key below
+CancelPublishMessage=Gall diddymu argraffu arwain at eich ffeil(iau)'n cael eu trosglwyddo'n wallus. Parhau neu Diddymu?
+CancelPublishContinue=Parhau
+MissingImageError=Rhoi neu ddewis ddelwedd gif, jpg, neu png.
+EmptyHREFError=Rhaid rhoi neu ddewis lleoliad i greu dolen newydd.
+LinkText=Cysylltu Testun
+LinkImage=Cysylltu Delwedd
+MixedSelection=[Dewis cymysg]
+Mixed=(cymysg)
+# LOCALIZATION NOTE (NotInstalled): %S is the name of the font
+NotInstalled=%S (heb ei osod)
+EnterLinkText=Rhoi testun i'w arddangos ar gyfer y ddolen:
+EnterLinkTextAccessKey=T
+EmptyLinkTextError=Rhowch ychydig o destun ar gyfer y ddolen.
+EditTextWarning=Bydd hwn yn cymryd lle'r cynnwys cyfredol.
+#LOCALIZATION NOTE (ValidateNumber):Don't translate: %n% %min% %max%
+ValidateRangeMsg=Mae'r rhif rydych wedi'i rhoi (%n%) tu allan i'r amrediad sy'n cael ei ganiatáu.
+ValidateNumberMsg=Rhowch rif rhwng %min% a %max%.
+MissingAnchorNameError=Rhowch enw i'r angor.
+#LOCALIZATION NOTE (DuplicateAnchorNameError): Don't translate %name%
+DuplicateAnchorNameError=Mae "%name%" yn bodoli eisoes ar y dudalen. Rhowch enw gwahanol.
+BulletStyle=Arddull Bwled
+SolidCircle=Cylch solet
+OpenCircle=Cylch agored
+SolidSquare=Sgwâr solet
+NumberStyle=Arddull Rhif
+Automatic=Awtomatig
+Style_1=1, 2, 3…
+Style_I=I, II, III…
+Style_i=i, ii, iii…
+Style_A=A, B, C…
+Style_a=a, b, c…
+Pixels=picseli
+Percent=y cant
+PercentOfCell=% o gell
+PercentOfWindow=% o ffenestr
+PercentOfTable=% o dabl
+#LOCALIZATION NOTE (untitledTitle): %S is the window #.  No plural handling needed.
+untitledTitle=dideitl-%S
+untitledDefaultFilename=dideitl
+ShowToolbar=Dangos Bar Offer
+HideToolbar=Cuddio'r Bar Offer
+ImapError=Methu llwytho'r ddelwedd\u0020
+ImapCheck=\nDewiswch leoliad (URL) newydd a cheisiwch eto.
+SaveToUseRelativeUrl=Dim ond ar dudalennau sydd wedi'u cadw mae modd defnyddio URL sy'n perthyn
+NoNamedAnchorsOrHeadings=(Nid oes angorau a enwyd na phenawdau ar y dudalen)
+TextColor=Lliw Testun
+HighlightColor=Lliw Amlygu
+PageColor=Lliw Cefndir Tudalen
+BlockColor=Rhwystro Cefndir Lliw
+TableColor=Lliw Cefndir Tabl
+CellColor=Lliw Cefndir Cell
+TableOrCellColor=Lliw Tabl neu Gell
+LinkColor=Lliw'r Testun Dolen
+ActiveLinkColor=Lliw Dolen Gweithredol
+VisitedLinkColor=Lliw Dolen Ymwelwyd
+NoColorError=Cliciwch ar liw neu roi llinyn lliw o HTML dilys
+Table=Tabl
+TableCell=Cell Tabl
+NestedTable=Tabl Nythwyd
+HLine=Llinell Llorweddol
+Link=Dolen
+Image=Delwedd
+ImageAndLink=Delwedd a Dolen
+NamedAnchor=Angor a Enwyd
+List=Rhestr
+ListItem=Rhestri'r eitem
+Form=Ffurflen
+InputTag=Maes Ffurflen
+InputImage=Delwedd Ffurflen
+TextArea=Ardal Testun
+Select=Rhestr Dewis
+Button=Botwm
+Label=Label
+FieldSet=Set Maes
+Tag=Tag
+MissingSiteNameError=Rhowch enw ar gyfer y wefan cyhoeddi.
+MissingPublishUrlError=Rhowch leoliad i gyhoeddi'r dudalen.
+MissingPublishFilename=Rhowch enw ffeil ar gyfer y dudalen gyfredol.
+#LOCALIZATION NOTE (DuplicateSiteNameError): Don't translate %name%
+DuplicateSiteNameError=Mae "%name%" yn bodoli eisoes. Rhowch enw safle gwahanol.
+AdvancedProperties=Priodweddau Uwch…
+AdvancedEditForCellMsg=Nid yw Golygu Uwch ar gael pan fydd celloedd niferus wedi'u dewis
+# LOCALIZATION NOTE (ObjectProperties):Don't translate "%obj%" it will be replaced with one of above object nouns
+ObjectProperties=Priodweddau %obj%…
+# LOCALIZATION NOTE This character must be in the above string and not confict with other accesskeys in Format menu
+ObjectPropertiesAccessKey=o
+# LOCALIZATION NOTE (JoinSelectedCells): This variable should contain the "tableJoinCells.accesskey" 
+# letter as defined in editorOverlay.dtd
+JoinSelectedCells=Uno'r Celloedd
+# LOCALIZATION NOTE (JoinCellToRight): This variable should contain the "tableJoinCells.accesskey" 
+# letter as defined in editorOverlay.dtd
+JoinCellToRight=Uno gyda'r Gell i'r Dde
+JoinCellAccesskey=j
+# LOCALIZATION NOTE (TableSelectKey): Ctrl key on a keyboard
+TableSelectKey=Ctrl+
+# LOCALIZATION NOTE (XulKeyMac): Command key on a Mac keyboard
+XulKeyMac=Cmd+
+# LOCALIZATION NOTE (Del): Del key on a keyboard
+Del=Del
+Delete=Dileu
+DeleteCells=Dileu Celloedd
+DeleteTableTitle=Dileu Rhesi neu Golofnau
+DeleteTableMsg=Bydd lleihau'r nifer o resi neu golofnau yn dileu celloedd tabl a'u cynnwys. Ydych chi wir eisiau gwneud hyn?
+Clear=Clirio
+#Mouse actions
+Click=Cliciwch
+Drag=Llusgo
+Unknown=Anhysbys
+#
+# LOCALIZATION NOTE "RemoveTextStylesAccesskey" is used for both
+#  menu items: "RemoveTextStyles" and "StopTextStyles"
+RemoveTextStylesAccesskey=x
+RemoveTextStyles=Tynnu Pob Arddull Testun
+StopTextStyles=Peidio Parhau gyda'r Arddulliau Testun
+#
+# LOCALIZATION NOTE "RemoveLinksAccesskey" is used for both
+#  menu items: "RemoveLinks" and "StopLinks"
+RemoveLinksAccesskey=n
+RemoveLinks=Tynnu Dolenni
+StopLinks=Peidio Parhau gyda'r Ddolen
+#
+NoFormAction=Awgrymir eich bod yn rhoi gweithred ar gyfer y ffurflen. Nid yw ffurflenni hunan gofnodi'n gweithio ar bob porwr am ei fod yn dechneg flaengar.
+NoAltText=Argymhellir eich bod yn darparu testun arall fydd yn ymddangos mewn porwyr testun yn unig, a fydd hefyd yn ymddangos mewn porwyr eraill pan fydd delwedd yn llwytho neu pan fo llwytho delwedd wedi'i analluogi.
+#
+Malformed=Nid oedd modd trosi'r ffynhonnell yn ôl i'r ddogfen am nad yw'n XHTML dilys.
+NoLinksToCheck=Does dim elfennau gyda chysylltiadau i'w gwirio
diff --git a/l10n-cy/editor/ui/chrome/composer/editorOverlay.dtd b/l10n-cy/editor/ui/chrome/composer/editorOverlay.dtd
new file mode 100644
index 0000000000..e3b9c49832
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/composer/editorOverlay.dtd
@@ -0,0 +1,371 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!-- Attn: Localization - some of the menus in this dialog directly affect mail also. -->
+
+<!-- File menu items -->
+<!ENTITY saveCmd.key "S">
+
+<!-- Edit menu items -->
+<!ENTITY pasteNoFormatting.label "Gludo heb fformatio">
+<!ENTITY pasteNoFormatting.accesskey "G">
+<!ENTITY pasteNoFormatting.key "V">
+<!ENTITY pasteAs.label "Gludo Fel">
+<!ENTITY pasteAs.accesskey "G">
+<!ENTITY pasteAsQuotationCmd.label "Gludo fel Dyfyniad">
+<!ENTITY pasteAsQuotationCmd.accesskey "D">
+<!ENTITY pasteAsQuotationCmd.key "o">
+<!ENTITY findBarCmd.label "Canfod…">
+<!ENTITY findReplaceCmd.label "Canfod a Newid…">
+<!ENTITY enableInlineSpellChecker.label "Gwirio Sillafu Wrth Deipio">
+<!ENTITY enableInlineSpellChecker.accesskey "S">
+<!ENTITY checkSpellingCmd2.label "Gwirio Sillafu…">
+<!ENTITY checkSpellingCmd2.accesskey "G">
+<!ENTITY checkSpellingCmd2.key "p">
+
+<!-- Insert menu items -->
+<!ENTITY insertMenu.label "Mewnosod">
+<!ENTITY insertMenu.accesskey "M">
+<!ENTITY insertLinkCmd2.label "Dolen…">
+<!ENTITY insertLinkCmd2.accesskey "D">
+<!ENTITY insertLinkCmd2.key "K">
+<!ENTITY insertAnchorCmd.label "Angor a Enwyd…">
+<!ENTITY insertAnchorCmd.accesskey "A">
+<!ENTITY insertImageCmd.label "Delwedd…">
+<!ENTITY insertImageCmd.accesskey "D">
+<!ENTITY insertHLineCmd.label "Llinell Llorweddol">
+<!ENTITY insertHLineCmd.accesskey "l">
+<!ENTITY insertTableCmd.label "Tabl…">
+<!ENTITY insertTableCmd.accesskey "T">
+<!ENTITY insertHTMLCmd.label "HTML…">
+<!ENTITY insertHTMLCmd.accesskey "H">
+<!ENTITY insertMathCmd.label "Mathemateg…">
+<!ENTITY insertMathCmd.accesskey "M">
+<!ENTITY insertCharsCmd.label "Nodau a Symbolau…">
+<!ENTITY insertCharsCmd.accesskey "N">
+<!ENTITY insertBreakAllCmd.label "Toriad Islaw Delwedd(au)">
+<!ENTITY insertBreakAllCmd.accesskey "I">
+
+<!-- Used just in context popup. -->
+<!ENTITY createLinkCmd.label "Creu Dolen…">
+<!ENTITY createLinkCmd.accesskey "D">
+<!ENTITY editLinkCmd.label "Golygu'r ddolen o fewn Cyfansoddwr Newydd">
+<!ENTITY editLinkCmd.accesskey "G">
+
+<!-- Font Face SubMenu -->
+<!ENTITY FontFaceSelect.title "Ffont">
+<!ENTITY FontFaceSelect.tooltip "Dewiswch ffont">
+<!ENTITY fontfaceMenu.label "Ffont">
+<!ENTITY fontfaceMenu.accesskey "F">
+<!ENTITY fontVarWidth.label "Lled Newidiol">
+<!ENTITY fontVarWidth.accesskey "N">
+<!ENTITY fontFixedWidth.label "Lled Osodedig">
+<!ENTITY fontFixedWidth.accesskey "O">
+<!ENTITY fontFixedWidth.key "T">
+<!ENTITY fontHelvetica.label "Helvetica, Arial">
+<!ENTITY fontHelvetica.accesskey "l">
+<!ENTITY fontTimes.label "Times">
+<!ENTITY fontTimes.accesskey "T">
+<!ENTITY fontCourier.label "Courier">
+<!ENTITY fontCourier.accesskey "C">
+
+<!-- Font Size SubMenu -->
+<!ENTITY FontSizeSelect.title "Maint Ffont">
+<!ENTITY FontSizeSelect.tooltip "Dewiswch faint y ffont">
+<!ENTITY decreaseFontSize.label "Llai">
+<!ENTITY decreaseFontSize.accesskey "L">
+<!ENTITY decrementFontSize.key "&lt;">
+<!ENTITY decrementFontSize.key2 ","> <!-- < is above this key on many keyboards -->
+<!ENTITY increaseFontSize.label "Mwy">
+<!ENTITY increaseFontSize.accesskey "M">
+<!ENTITY incrementFontSize.key "&gt;">
+<!ENTITY incrementFontSize.key2 "."> <!-- > is above this key on many keyboards -->
+
+<!ENTITY fontSizeMenu.label "Maint">
+<!ENTITY fontSizeMenu.accesskey "M">
+<!ENTITY size-tinyCmd.label "Bach Iawn">
+<!ENTITY size-tinyCmd.accesskey "I">
+<!ENTITY size-smallCmd.label "Bach">
+<!ENTITY size-smallCmd.accesskey "B">
+<!ENTITY size-mediumCmd.label "Canolig">
+<!ENTITY size-mediumCmd.accesskey "C">
+<!ENTITY size-largeCmd.label "Mawr">
+<!ENTITY size-largeCmd.accesskey "M">
+<!ENTITY size-extraLargeCmd.label "Mawr Iawn">
+<!ENTITY size-extraLargeCmd.accesskey "w">
+<!ENTITY size-hugeCmd.label "Anferth">
+<!ENTITY size-hugeCmd.accesskey "A">
+
+<!-- Font Style SubMenu -->
+<!ENTITY fontStyleMenu.label "Arddull Testun">
+<!ENTITY fontStyleMenu.accesskey "A">
+<!ENTITY styleBoldCmd.label "Trwm">
+<!ENTITY styleBoldCmd.accesskey "T">
+<!ENTITY styleBoldCmd.key "B">
+<!ENTITY styleItalicCmd.label "Italig">
+<!ENTITY styleItalicCmd.accesskey "I">
+<!ENTITY styleItalicCmd.key "I">
+<!ENTITY styleUnderlineCmd.label "Tanlinellu">
+<!ENTITY styleUnderlineCmd.accesskey "a">
+<!ENTITY styleUnderlineCmd.key "U">
+<!ENTITY styleStrikeThruCmd.label "Taro drwodd">
+<!ENTITY styleStrikeThruCmd.accesskey "o">
+<!ENTITY styleSuperscriptCmd.label "Uwchysgrif">
+<!ENTITY styleSuperscriptCmd.accesskey "U">
+<!ENTITY styleSubscriptCmd.label "Isysgrif">
+<!ENTITY styleSubscriptCmd.accesskey "I">
+<!ENTITY styleNonbreakingCmd.label "Ddim yn torri">
+<!ENTITY styleNonbreakingCmd.accesskey "D">
+<!ENTITY styleEm.label "Pwyslais">
+<!ENTITY styleEm.accesskey "P">
+<!ENTITY styleStrong.label "Pwyslais Cryfach">
+<!ENTITY styleStrong.accesskey "C">
+<!ENTITY styleCite.label "Dyfyniad">
+<!ENTITY styleCite.accesskey "D">
+<!ENTITY styleAbbr.label "Byrfodd">
+<!ENTITY styleAbbr.accesskey "B">
+<!ENTITY styleAcronym.label "Acronym">
+<!ENTITY styleAcronym.accesskey "A">
+<!ENTITY styleCode.label "Cod">
+<!ENTITY styleCode.accesskey "o">
+<!ENTITY styleSamp.label "Sampl Allbwn">
+<!ENTITY styleSamp.accesskey "S">
+<!ENTITY styleVar.label "Newidiol">
+<!ENTITY styleVar.accesskey "N">
+
+<!ENTITY formatFontColor.label "Lliw'r Testun…">
+<!ENTITY formatFontColor.accesskey "L">
+<!ENTITY tableOrCellColor.label "Lliw Cefndir y Tabl neu'r Gell…">
+<!ENTITY tableOrCellColor.accesskey "C">
+
+<!ENTITY formatRemoveStyles.key "Y">
+<!ENTITY formatRemoveLinks.key "K">
+<!ENTITY formatRemoveNamedAnchors.label "Tynnu Angorau Enwyd">
+<!ENTITY formatRemoveNamedAnchors.accesskey "T">
+<!ENTITY formatRemoveNamedAnchors2.key "R">
+
+<!ENTITY paragraphMenu.label "Paragraff">
+<!ENTITY paragraphMenu.accesskey "P">
+<!ENTITY paragraphParagraphCmd.label "Paragraff">
+<!ENTITY paragraphParagraphCmd.accesskey "P">
+<!ENTITY heading1Cmd.label "Pennyn 1">
+<!ENTITY heading1Cmd.accesskey "1">
+<!ENTITY heading2Cmd.label "Pennyn 2">
+<!ENTITY heading2Cmd.accesskey "2">
+<!ENTITY heading3Cmd.label "Pennyn 3">
+<!ENTITY heading3Cmd.accesskey "3">
+<!ENTITY heading4Cmd.label "Pennyn 4">
+<!ENTITY heading4Cmd.accesskey "4">
+<!ENTITY heading5Cmd.label "Pennyn 5">
+<!ENTITY heading5Cmd.accesskey "5">
+<!ENTITY heading6Cmd.label "Pennyn 6">
+<!ENTITY heading6Cmd.accesskey "6">
+<!ENTITY paragraphAddressCmd.label "Cyfeiriad">
+<!ENTITY paragraphAddressCmd.accesskey "C">
+<!ENTITY paragraphPreformatCmd.label "Rhagfformatio">
+<!ENTITY paragraphPreformatCmd.accesskey "R">
+
+<!-- List menu items -->
+<!ENTITY formatlistMenu.label "Rhestr">
+<!ENTITY formatlistMenu.accesskey "R">
+<!ENTITY noneCmd.label "Dim">
+<!ENTITY noneCmd.accesskey "D">
+<!ENTITY listBulletCmd.label "Bwledwyd">
+<!ENTITY listBulletCmd.accesskey "B">
+<!ENTITY listNumberedCmd.label "Rhifwyd">
+<!ENTITY listNumberedCmd.accesskey "R">
+<!ENTITY listTermCmd.label "Term">
+<!ENTITY listTermCmd.accesskey "T">
+<!ENTITY listDefinitionCmd.label "Diffiniad">
+<!ENTITY listDefinitionCmd.accesskey "D">
+<!ENTITY listPropsCmd.label "Priodweddau'r Rhestr…">
+<!ENTITY listPropsCmd.accesskey "R">
+
+<!ENTITY ParagraphSelect.title "Paragraff">
+<!ENTITY ParagraphSelect.tooltip "Dewiswch fformat paragraff">
+<!-- Shared in Paragraph, and Toolbar menulist -->
+<!ENTITY bodyTextCmd.label "Corff y Testun">
+<!ENTITY bodyTextCmd.accesskey "C">
+<!-- isn't used in menu now, but may be added in future -->
+<!ENTITY advancedPropertiesCmd.label "Priodweddau Uwch">
+<!ENTITY advancedPropertiesCmd.accesskey "U">
+
+<!-- Align menu items -->
+<!ENTITY alignMenu.label "Alinio">
+<!ENTITY alignMenu.accesskey "A">
+<!ENTITY alignLeft.label "Chwith">
+<!ENTITY alignLeft.accesskey "C">
+<!ENTITY alignLeft.tooltip "Alinio i'r Chwith">
+<!ENTITY alignCenter.label "Canol">
+<!ENTITY alignCenter.accesskey "a">
+<!ENTITY alignCenter.tooltip "Alinio i'r Canol">
+<!ENTITY alignRight.label "De">
+<!ENTITY alignRight.accesskey "D">
+<!ENTITY alignRight.tooltip "Alinio i'r Dde">
+<!ENTITY alignJustify.label "Unioni">
+<!ENTITY alignJustify.accesskey "U">
+<!ENTITY alignJustify.tooltip "Alinio Unioni">
+
+<!-- Layer toolbar items -->
+<!ENTITY absolutePosition.label "Lleoli">
+<!ENTITY layer.tooltip "Haen">
+<!ENTITY decreaseZIndex.label "Anfon i'r Cefn">
+<!ENTITY layerSendToBack.tooltip "Anfon i'r Cefn">
+<!ENTITY increaseZIndex.label "Dwyn i'r Blaen">
+<!ENTITY layerBringToFront.tooltip "Dwyn i'r Blaen">
+
+<!ENTITY increaseIndent.label "Cynyddu'r Mewnoliad">
+<!ENTITY increaseIndent.accesskey "y">
+<!ENTITY increaseIndent.key "]">
+<!ENTITY decreaseIndent.label "Lleihau Mewnoliad">
+<!ENTITY decreaseIndent.accesskey "L">
+<!ENTITY decreaseIndent.key "[">
+
+<!ENTITY colorsAndBackground.label "Lliwiau Tudalen a Chefndir…">
+<!ENTITY colorsAndBackground.accesskey "L">
+
+<!-- Table Menu -->
+<!ENTITY tableMenu.label "Tabl">
+<!ENTITY tableMenu.accesskey "b">
+
+<!-- Select Submenu -->
+<!ENTITY tableSelectMenu.label "Dewis">
+<!ENTITY tableSelectMenu.accesskey "D">
+
+<!ENTITY tableSelectMenu2.label "Dewis Tabl">
+<!ENTITY tableSelectMenu2.accesskey "T">
+<!ENTITY tableInsertMenu2.label "Mewnosod Tabl">
+<!ENTITY tableInsertMenu2.accesskey "M">
+<!ENTITY tableDeleteMenu2.label "Dileu Tabl">
+<!ENTITY tableDeleteMenu2.accesskey "D">
+
+<!-- Insert SubMenu -->
+<!ENTITY tableInsertMenu.label "Mewnosod">
+<!ENTITY tableInsertMenu.accesskey "M">
+<!ENTITY tableTable.label "Tabl">
+<!ENTITY tableTable.accesskey "T">
+<!ENTITY tableRow.label "Rhes">
+<!ENTITY tableRows.label "Rhes(i)">
+<!ENTITY tableRow.accesskey "R">
+<!ENTITY tableRowAbove.label "Rhes Uwchben">
+<!ENTITY tableRowAbove.accesskey "U">
+<!ENTITY tableRowBelow.label "Rhes Islaw">
+<!ENTITY tableRowBelow.accesskey "I">
+<!ENTITY tableColumn.label "Colofn">
+<!ENTITY tableColumns.label "Colofn(au)">
+<!ENTITY tableColumn.accesskey "o">
+<!ENTITY tableColumnBefore.label "Colofn Cynt">
+<!ENTITY tableColumnBefore.accesskey "y">
+<!ENTITY tableColumnAfter.label "Colofn yn Dilyn">
+<!ENTITY tableColumnAfter.accesskey "D">
+<!ENTITY tableCell.label "Cell">
+<!ENTITY tableCells.label "Cell(oedd)">
+<!ENTITY tableCell.accesskey "C">
+<!ENTITY tableCellContents.label "Cynnwys Cell">
+<!ENTITY tableCellContents.accesskey "y">
+<!ENTITY tableAllCells.label "Pob Cell">
+<!ENTITY tableAllCells.accesskey "P">
+<!ENTITY tableCellBefore.label "Cell Cynt">
+<!ENTITY tableCellBefore.accesskey "e">
+<!ENTITY tableCellAfter.label "Cell yn Dilyn">
+<!ENTITY tableCellAfter.accesskey "i">
+<!-- Delete SubMenu -->
+<!ENTITY tableDeleteMenu.label "Dileu">
+<!ENTITY tableDeleteMenu.accesskey "D">
+
+<!-- text for "Join Cells" is in editor.properties
+     ("JoinSelectedCells" and "JoinCellToRight")
+     the access key must exist in both of those strings
+     But value must be set here for accesskey to draw properly
+-->
+<!ENTITY tableJoinCells.label "j">
+<!ENTITY tableJoinCells.accesskey "j">
+<!ENTITY tableSplitCell.label "Rhannu Cell">
+<!ENTITY tableSplitCell.accesskey "R">
+<!ENTITY convertToTable.label "Creu Tabl o'r Dewis">
+<!ENTITY convertToTable.accesskey "D">
+<!ENTITY tableProperties.label "Priodweddau Tabl…">
+<!ENTITY tableProperties.accesskey "P">
+
+<!-- Toolbar-only items -->
+<!ENTITY menuBar.tooltip "Bar Dewislen">
+<!ENTITY formatToolbar.tooltip "Bar Offer Fformatio">
+<!ENTITY cutToolbarCmd.tooltip "Torri">
+<!ENTITY copyToolbarCmd.tooltip "Copïo">
+<!ENTITY pasteToolbarCmd.tooltip "Gludo">
+<!ENTITY printToolbarCmd.label "Argraffu">
+<!ENTITY printToolbarCmd.tooltip "Argraffu'r dudalen">
+<!ENTITY findToolbarCmd.label "Canfod">
+<!ENTITY findToolbarCmd.tooltip "Canfod y testun ar y dudalen">
+<!ENTITY spellToolbarCmd.label "Sillafu">
+<!ENTITY spellToolbarCmd.tooltip "Gwirio sillafu o adran neu o'r dudalen gyfan">
+<!ENTITY imageToolbarCmd.label "Delwedd">
+<!ENTITY imageToolbarCmd.tooltip "Mewnosod delwedd newydd neu olygu priodweddau'r ddelwedd">
+<!ENTITY hruleToolbarCmd.label "H.Line">
+<!ENTITY hruleToolbarCmd.tooltip "Mewnosod llinell lorweddol neu olygu priodweddau'r ddelwedd">
+<!ENTITY tableToolbarCmd.label "Tabl">
+<!ENTITY tableToolbarCmd.tooltip "Mewnosod tabl newydd neu olygu priodweddau'r tabl">
+<!ENTITY linkToolbarCmd.label "Dolen">
+<!ENTITY linkToolbarCmd.tooltip "Mewnosod dolen newydd neu olygu priodweddau'r ddolen">
+<!ENTITY anchorToolbarCmd.label "Angor">
+<!ENTITY anchorToolbarCmd.tooltip "Mewnosod angor a enwyd neu olygu priodweddau'r angor">
+<!ENTITY colorButtons.title "Lliwiau">
+<!ENTITY TextColorButton.tooltip "Dewiswch liw i'r testun">
+<!ENTITY BackgroundColorButton.tooltip "Dewiswch liw i'r cefndir">
+<!ENTITY throbber.tooltip "Mynd i dudalen gartref &vendorShortName;">
+<!ENTITY throbber.tooltip2 "Ewch i dudalen cartref &brandShortName;">
+<!ENTITY HighlightColorButton.label "Amlygwr">
+<!ENTITY HighlightColorButton.tooltip "Dewis lliw amlygu ar gyfer y testun">
+
+<!-- Editor toolbar -->
+<!ENTITY absoluteFontSize.label "Maint Ffont">
+<!ENTITY absoluteFontSizeToolbarCmd.tooltip "Gosod maint ffont">
+<!ENTITY smaller.label "Llai">
+<!ENTITY decreaseFontSizeToolbarCmd.tooltip "Maint ffont lai">
+<!ENTITY larger.label "Mwy">
+<!ENTITY increaseFontSizeToolbarCmd.tooltip "Maint ffont mwy">
+<!ENTITY bold.label "Trwm">
+<!ENTITY boldToolbarCmd.tooltip "Trwm">
+<!ENTITY italic.label "Italig">
+<!ENTITY italicToolbarCmd.tooltip "Italig">
+<!ENTITY underline.label "Tanlinellu">
+<!ENTITY underlineToolbarCmd.tooltip "Tanlinellu">
+<!ENTITY bullets.label "Bwledi">
+<!ENTITY bulletListToolbarCmd.tooltip "Gosod neu ddiddymu rhestr bwledi">
+<!ENTITY numbers.label "Rhifau">
+<!ENTITY numberListToolbarCmd.tooltip "Gosod neu ddiddymu rhestr rhifedig">
+<!ENTITY outdent.label "Alloliad">
+<!ENTITY outdentToolbarCmd.tooltip "Alloliad testun (symud i'r chwith)">
+<!ENTITY indent.label "Mewnoliad">
+<!ENTITY indentToolbarCmd.tooltip "Mewnoliad testun (symud i'r dde)">
+<!ENTITY AlignPopupButton.label "Aliniad">
+<!ENTITY AlignPopupButton.tooltip "Dewis aliniad testun">
+<!ENTITY InsertPopupButton.label "Mewnosod">
+<!ENTITY InsertPopupButton.tooltip "Mewnosod Dolen, Angor, Delwedd, Llinell Lorweddol neu Dabl">
+<!ENTITY alignLeftButton.label "Alinio i'r Chwith">
+<!ENTITY alignLeftButton.tooltip "Alinio testun ar hyd yr ymyl chwith">
+<!ENTITY alignCenterButton.label "Alinio i'r Canol">
+<!ENTITY alignCenterButton.tooltip "Alinio testun wedi'i ganoli">
+<!ENTITY alignRightButton.label "Alinio i'r Dde">
+<!ENTITY alignRightButton.tooltip "Alinio testun ar hyd yr ymyl dde">
+<!ENTITY alignJustifyButton.label "Alinio Unioni">
+<!ENTITY alignJustifyButton.tooltip "Alinio testun ar hyd ymylon de a chwith">
+
+<!-- Structure Toolbar Context Menu items -->
+<!ENTITY structSelect.label         "Dewis">
+<!ENTITY structSelect.accesskey     "D">
+<!ENTITY structRemoveTag.label      "Tynnu tag">
+<!ENTITY structRemoveTag.accesskey  "T">
+<!ENTITY structChangeTag.label      "Newid tag">
+<!ENTITY structChangeTag.accesskey  "N">
+
+<!-- TOC manipulation -->
+<!ENTITY insertTOC.label          "Mewnosod">
+<!ENTITY insertTOC.accesskey      "M">
+<!ENTITY updateTOC.label          "Diweddaru">
+<!ENTITY updateTOC.accesskey      "u">
+<!ENTITY removeTOC.label          "Tynnu">
+<!ENTITY removeTOC.accesskey      "T">
+<!ENTITY tocMenu.label            "Tabl Cynnwys…">
+<!ENTITY tocMenu.accesskey        "C">
diff --git a/l10n-cy/editor/ui/chrome/composer/editorPrefsOverlay.dtd b/l10n-cy/editor/ui/chrome/composer/editorPrefsOverlay.dtd
new file mode 100644
index 0000000000..5c2bbd27c4
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/composer/editorPrefsOverlay.dtd
@@ -0,0 +1,13 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!--LOCALIZATION NOTE (editorCheck.label): DONT_TRANSLATE -->
+
+
+<!ENTITY editorCheck.label "Composer">
+<!ENTITY editorCheck.accesskey "c">
+
+<!ENTITY compose.label "Cyfansoddwr">
+<!ENTITY editing.label "Gosodiadau Tudalen Newydd">
+<!ENTITY toolbars.label "Barrau Offer">
+<!ENTITY publish.label "Cyhoeddi">
diff --git a/l10n-cy/editor/ui/chrome/composer/editorSmileyOverlay.dtd b/l10n-cy/editor/ui/chrome/composer/editorSmileyOverlay.dtd
new file mode 100644
index 0000000000..4a37f2be0d
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/composer/editorSmileyOverlay.dtd
@@ -0,0 +1,58 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!-- Smiley Menu items -->
+<!ENTITY insertSmiley.label "Gwenog">
+<!ENTITY insertSmiley.accesskey "G">
+
+<!ENTITY smiley1Cmd.label "Gwên">
+<!ENTITY smiley1Cmd.accesskey "w">
+<!ENTITY smiley1Cmd.tooltip "Mewnosod wyneb gwenog">
+<!ENTITY smiley2Cmd.label "Gwg">
+<!ENTITY smiley2Cmd.accesskey "G">
+<!ENTITY smiley2Cmd.tooltip "Mewnosod wyneb gwg">
+<!ENTITY smiley3Cmd.label "Chwinc">
+<!ENTITY smiley3Cmd.accesskey "C">
+<!ENTITY smiley3Cmd.tooltip "Mewnosod wyneb chwinciog">
+<!ENTITY smiley4Cmd.label "Tafod allan">
+<!ENTITY smiley4Cmd.accesskey "T">
+<!ENTITY smiley4Cmd.tooltip "Mewnosod wyneb tafod hir">
+<!ENTITY smiley5Cmd.label "Chwerthin">
+<!ENTITY smiley5Cmd.accesskey "C">
+<!ENTITY smiley5Cmd.tooltip "Mewnosod wyneb chwerthin">
+<!ENTITY smiley6Cmd.label "Embaras">
+<!ENTITY smiley6Cmd.accesskey "E">
+<!ENTITY smiley6Cmd.tooltip "Mewnosod wyneb embaras">
+<!ENTITY smiley7Cmd.label "Heb benderfynu">
+<!ENTITY smiley7Cmd.accesskey "H">
+<!ENTITY smiley7Cmd.tooltip "Mewnosod wyneb heb benderfynu">
+<!ENTITY smiley8Cmd.label "Syndod">
+<!ENTITY smiley8Cmd.accesskey "S">
+<!ENTITY smiley8Cmd.tooltip "Mewnosod wyneb syn">
+<!ENTITY smiley9Cmd.label "Cusan">
+<!ENTITY smiley9Cmd.accesskey "u">
+<!ENTITY smiley9Cmd.tooltip "Mewnosod wyneb cusan">
+<!ENTITY smiley10Cmd.label "Gwaedd">
+<!ENTITY smiley10Cmd.accesskey "e">
+<!ENTITY smiley10Cmd.tooltip "Mewnosod wyneb gweiddi">
+<!ENTITY smiley11Cmd.label "Cwl">
+<!ENTITY smiley11Cmd.accesskey "l">
+<!ENTITY smiley11Cmd.tooltip "Mewnosod wyneb cwl">
+<!ENTITY smiley12Cmd.label "Ceg Aur">
+<!ENTITY smiley12Cmd.accesskey "A">
+<!ENTITY smiley12Cmd.tooltip "Mewnosod wyneb ceg arian">
+<!ENTITY smiley13Cmd.label "Ceg Fawr">
+<!ENTITY smiley13Cmd.accesskey "F">
+<!ENTITY smiley13Cmd.tooltip "Mewnosod wyneb ceg fawr">
+<!ENTITY smiley14Cmd.label "Diniwed">
+<!ENTITY smiley14Cmd.accesskey "D">
+<!ENTITY smiley14Cmd.tooltip "Mewnosod wyneb diniwed">
+<!ENTITY smiley15Cmd.label "Crio">
+<!ENTITY smiley15Cmd.accesskey "r">
+<!ENTITY smiley15Cmd.tooltip "Mewnosod wyneb crio">
+<!ENTITY smiley16Cmd.label "Dim Gair!">
+<!ENTITY smiley16Cmd.accesskey "D">
+<!ENTITY smiley16Cmd.tooltip "Mewnosod wyneb dim gair">
+<!ENTITY SmileButton.label "Mewnosod Gwenoglun">
+<!ENTITY SmileButton.tooltip "Mewnosod wyneb gwenog">
diff --git a/l10n-cy/editor/ui/chrome/composer/pref-composer.dtd b/l10n-cy/editor/ui/chrome/composer/pref-composer.dtd
new file mode 100644
index 0000000000..9d0ded2f07
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/composer/pref-composer.dtd
@@ -0,0 +1,29 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- extracted from content/pref-composer.xul -->
+<!--LOCALIZATION NOTE : FILE 'Composer' prefs dialog. Similar to Communcator 4.x Document Properties/Colors and Background -->
+<!--LOCALIZATION NOTE (pref.composer.title): DONT_TRANSLATE -->
+
+
+
+<!ENTITY  pref.composer.title           "Composer">
+<!ENTITY  recentFiles.title             "Dewislen Tudalen Diweddar">
+<!ENTITY  documentsInMenu.label         "Nifer fwyaf o dudalennau wedi'u rhestru:">
+<!ENTITY  documentsInMenu.accesskey     "N">
+<!ENTITY  savingFiles.title             "Wrth Gadw neu Gyhoeddi Tudalennau">
+<!ENTITY  preserveExisting.label        "Cadw fformatio gwreiddiol y ffynhonnell">
+<!ENTITY  preserveExisting.accesskey    "f">
+<!ENTITY  preserveExisting.tooltip      "Cadw toriad llinell a fformatio gwreiddiol y dudalen">
+<!ENTITY  saveAssociatedFiles.label     "Cadw delweddau a ffeiliau cysylltiedig eraill wrth gadw tudalennau">
+<!ENTITY  saveAssociatedFiles.accesskey "d">
+<!ENTITY  showPublishDialog.label       "Dangos deialog Cyhoeddi wrth gyhoeddi tudalennau">
+<!ENTITY  showPublishDialog.accesskey   "D">
+<!ENTITY  composerEditing.label         "Golygu">
+<!ENTITY  maintainStructure.label       "Cadw cynllun tabl wrth fewnosod neu ddileu celloedd">
+<!ENTITY  maintainStructure.tooltip     "Cadw siâp petryal y tabl drwy ychwanegu celloedd yn awtomatig ar ôl mewnosod neu ddileu celloedd">
+<!ENTITY  maintainStructure.accesskey   "t">
+<!ENTITY  useCSS.label                  "Defnyddio arddulliau CSS yn lle elfennau a phriodweddau HTML">
+<!ENTITY  useCSS.accesskey              "a">
+<!ENTITY  crInPCreatesNewP.label        "Mae dychwelyd at baragraff yn creu paragraff newydd bob tro">
+<!ENTITY  crInPCreatesNewP.accesskey    "d">
diff --git a/l10n-cy/editor/ui/chrome/composer/pref-editing.dtd b/l10n-cy/editor/ui/chrome/composer/pref-editing.dtd
new file mode 100644
index 0000000000..9aed120104
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/composer/pref-editing.dtd
@@ -0,0 +1,32 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY  pref.editing.title        "Gosodiadau Tudalen Newydd">
+
+<!ENTITY  authorName.label          "Awdur:">
+<!ENTITY  authorName.accesskey      "A">
+<!ENTITY  pageColorHeader           "Gwedd Tudalen Rhagosodedig">
+
+<!ENTITY defaultColors.label        "Lliwiau Rhagosodedig y Darllenydd (Peidio gosod lliwiau ar y dudalen)">
+<!ENTITY defaultColors.accesskey    "D">
+<!ENTITY customColors.label         "Defnyddio lliwiau cyfaddasu:">
+<!ENTITY customColors.accesskey     "c">
+
+<!ENTITY normalText.label           "Testun arferol">
+<!ENTITY normalText.accesskey       "a">
+<!ENTITY linkText.label             "Testun dolen">
+<!ENTITY linkText.accesskey         "d">
+<!ENTITY activeLinkText.label       "Cyswllt testun gweithredol">
+<!ENTITY activeLinkText.accesskey   "g">
+<!ENTITY visitedLinkText.label      "Testun dolen wedi ymweld">
+<!ENTITY visitedLinkText.accesskey  "y">
+<!ENTITY background.label           "Cefndir:">
+<!ENTITY background.accesskey       "C">
+<!ENTITY colon.character            ":">
+
+<!ENTITY backgroundImage.label      "Delwedd cefndir:">
+<!ENTITY backgroundImage.accesskey  "D">
+<!ENTITY chooseFile.label           "Dewis Ffeil…">
+<!ENTITY chooseFile.accesskey       "F">
+
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EdAdvancedEdit.dtd b/l10n-cy/editor/ui/chrome/dialogs/EdAdvancedEdit.dtd
new file mode 100644
index 0000000000..3521a919ef
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EdAdvancedEdit.dtd
@@ -0,0 +1,18 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY WindowTitle.label              "Golygydd Priodwedd Uwch">
+<!ENTITY AttName.label                  "Priodoledd: ">
+<!ENTITY AttValue.label                 "Gwerth: ">
+<!ENTITY PropertyName.label             "Priodwedd: ">
+<!ENTITY currentattributesfor.label     "Priodweddau cyfredol: ">
+<!ENTITY tree.attributeHeader.label     "Priodoledd">
+<!ENTITY tree.propertyHeader.label      "Priodwedd">
+<!ENTITY tree.valueHeader.label         "Gwerth">
+<!ENTITY tabHTML.label                  "Priodweddau HTML">
+<!ENTITY tabCSS.label                   "Arddull Mewn-lein">
+<!ENTITY tabJSE.label                   "Digwyddiadau JavaScript">
+
+<!ENTITY editAttribute.label    "Cliciwch ar eitem i olygu ei gwerth">
+<!ENTITY removeAttribute.label  "Tynnu">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EdColorPicker.dtd b/l10n-cy/editor/ui/chrome/dialogs/EdColorPicker.dtd
new file mode 100644
index 0000000000..c3ded113f0
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EdColorPicker.dtd
@@ -0,0 +1,25 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Lliw">
+<!ENTITY lastPickedColor.label "Lliw dewiswyd diwethaf">
+<!ENTITY lastPickedColor.accessKey "L">
+<!ENTITY setColor1.label "Cliciwch ar liw neu">
+<!ENTITY setColor2.label "rhoi llinell HTML lliw">
+<!ENTITY setColor2.accessKey "H">
+<!ENTITY chooseColor1.label "Dewis lliw:">
+<!ENTITY chooseColor2.label "Rhoi llinyn liw HTML">
+<!ENTITY chooseColor2.accessKey "H">
+<!ENTITY setColorExample.label "(e.e.: &quot;#0000ff&quot; neu &quot;blue&quot;):">
+<!ENTITY default.label "Rhagosodiad">
+<!ENTITY default.accessKey "R">
+<!ENTITY palette.label "Palet:">
+<!ENTITY standardPalette.label "Safonol">
+<!ENTITY webPalette.label "Pob lliw gwe">
+<!ENTITY background.label "Cefndir i:">
+<!ENTITY background.accessKey "e">
+<!ENTITY table.label "Tabl">
+<!ENTITY table.accessKey "T">
+<!ENTITY cell.label "Cell(oedd)">
+<!ENTITY cell.accessKey "C">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EdConvertToTable.dtd b/l10n-cy/editor/ui/chrome/dialogs/EdConvertToTable.dtd
new file mode 100644
index 0000000000..d818f65eba
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EdConvertToTable.dtd
@@ -0,0 +1,15 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+
+<!ENTITY windowTitle.label "Trosi i Dabl">
+<!ENTITY instructions1.label   "Mae Cyfansoddwr yn creu rhes tabl newydd am bob paragraff yn y dewis.">
+<!ENTITY instructions2.label   "Dewiswch y nod fydd yn cael ei ddefnyddio i wahanu'r dewis yn golofnau:">
+<!ENTITY commaRadio.label      "Collnod">
+<!ENTITY spaceRadio.label      "Lle">
+<!ENTITY otherRadio.label      "Nod Arall:">
+<!ENTITY deleteCharCheck.label "Dileu nod gwahanu">
+<!ENTITY collapseSpaces.label  "Anwybyddu'r bylchau ychwanegol">
+<!ENTITY collapseSpaces.tooltip "Trosi'r bylchau cyfagos i un gwahanydd">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EdDialogOverlay.dtd b/l10n-cy/editor/ui/chrome/dialogs/EdDialogOverlay.dtd
new file mode 100644
index 0000000000..121062d4b7
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EdDialogOverlay.dtd
@@ -0,0 +1,20 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY AdvancedEditButton.label "Golygu Uwch…">
+<!ENTITY AdvancedEditButton.accessKey "G">
+<!ENTITY AdvancedEditButton.tooltip "Ychwanegu neu newid Priodweddau HTML, priodweddau arddulliau a JavaScript">
+<!ENTITY chooseFileButton.label "Dewis Ffeil...">
+<!ENTITY chooseFileButton.accessKey "D">
+<!ENTITY chooseFileLinkButton.label "Dewis Ffeil...">
+<!ENTITY chooseFileLinkButton.accessKey "D">
+<!ENTITY makeUrlRelative.label "Mae'r URL yn berthynol i'r lleoliad tudalen">
+<!ENTITY makeUrlRelative.accessKey "U">
+<!ENTITY makeUrlRelative.tooltip "Newid rhwng URL absoliwt a pherthynol. Rhaid cadw'r dudalen yn gyntaf cyn gwneud hyn.">
+
+<!-- Shared by Link and Image dialogs -->
+<!ENTITY LinkURLEditField.label "Rhowch leoliad tudalen gwe, ffeil leol neu ddewiswch Angor a Enwyd neu Bennyn o'r llamlen:">
+<!ENTITY LinkURLEditField.accessKey "R">
+<!ENTITY LinkURLEditField2.label "Rhowch leoliad tudalen gwe, ffeil leol neu ddewis Angor a Enwyd neu Bennawd o feysydd y ddewislen cyd-destun:">
+<!ENTITY LinkURLEditField2.accessKey "w">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EdNamedAnchorProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EdNamedAnchorProperties.dtd
new file mode 100644
index 0000000000..510508d130
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EdNamedAnchorProperties.dtd
@@ -0,0 +1,9 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodoleddau'r Angor a Enwyd">
+<!ENTITY anchorNameEditField.label "Enw'r Angor:">
+<!ENTITY anchorNameEditField.accessKey "E">
+<!ENTITY nameInput.tooltip "Rhowch enw unigryw ar gyfer yr angor (targed)">
+
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditConflict.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditConflict.dtd
new file mode 100644
index 0000000000..2fc778d57e
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditConflict.dtd
@@ -0,0 +1,10 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label "Dewis Newidiadau Golygu">
+<!ENTITY conflictWarning.label "Mae'r dudalen hon wedi'i newid gan raglen arall, ond mae gennych hefyd newidiadau heb eu cadw yn y Cyfansoddwr.">
+<!ENTITY conflictResolve.label "Dewis pa fersiwn i'w chadw:">
+<!ENTITY keepCurrentPageButton.label "Cadw'r newidiadau cyfredol i'r dudalen">
+<!ENTITY useOtherPageButton.label "Newid y dudalen gyfredol gyda'r newidiadau eraill">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorButtonProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorButtonProperties.dtd
new file mode 100644
index 0000000000..adcfaeb2a7
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorButtonProperties.dtd
@@ -0,0 +1,27 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodweddau Botwm">
+
+<!ENTITY Settings.label "Gosodiadau">
+
+<!ENTITY ButtonType.label "Math">
+<!ENTITY ButtonType.accesskey "t">
+<!ENTITY submit.value "Cyflwyno">
+<!ENTITY reset.value "Ailosod">
+<!ENTITY button.value "Botwm">
+
+<!ENTITY ButtonName.label "Enw:">
+<!ENTITY ButtonName.accesskey "E">
+<!ENTITY ButtonValue.label "Gwerth:">
+<!ENTITY ButtonValue.accesskey "G">
+<!ENTITY tabIndex.label "Mynegai Tab:">
+<!ENTITY tabIndex.accesskey "M">
+<!ENTITY ButtonDisabled.label "Anablwyd">
+<!ENTITY ButtonDisabled.accesskey "A">
+<!ENTITY AccessKey.label "Allwedd Mynediad:">
+<!ENTITY AccessKey.accesskey "A">
+
+<!ENTITY RemoveButton.label "Botwm Tynnu">
+<!ENTITY RemoveButton.accesskey "B">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorColorProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorColorProperties.dtd
new file mode 100644
index 0000000000..2dffbd577a
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorColorProperties.dtd
@@ -0,0 +1,29 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label "Lliwiau Tudalen a Chefndir">
+<!ENTITY pageColors.label "Lliwiau Tudalen">
+<!ENTITY defaultColorsRadio.label "Lliwiau Rhagosodedig y Darllenydd (Peidio gosod lliwiau ar y dudalen)">
+<!ENTITY defaultColorsRadio.accessKey "L">
+<!ENTITY defaultColorsRadio.tooltip "Defnyddio gosodiad lliw porwr y gwyliwr (darllenydd) yn unig">
+<!ENTITY customColorsRadio.label "Defnyddio lliwiau addasu:">
+<!ENTITY customColorsRadio.accessKey "D">
+<!ENTITY customColorsRadio.tooltip "Mae'r gosodiadau lliw hyn yn drech na gosodiadau'r porwr">
+
+<!ENTITY normalText.label "Testun arferol">
+<!ENTITY normalText.accessKey "T">
+<!ENTITY linkText.label "Testun dolen">
+<!ENTITY linkText.accessKey "d">
+<!ENTITY activeLinkText.label "Cyswllt testun gweithredol">
+<!ENTITY activeLinkText.accessKey "g">
+<!ENTITY visitedLinkText.label "Testun dolen wedi ymweld">
+<!ENTITY visitedLinkText.accessKey "o">
+<!ENTITY background.label "Cefndir:">
+<!ENTITY background.accessKey "e">
+<!ENTITY colon.character ":">
+<!ENTITY backgroundImage.label "Delweddau Cefndir:">
+<!ENTITY backgroundImage.accessKey "D">
+<!ENTITY backgroundImage.tooltip "Defnyddio ffeil delwedd fel cefndir ar gyfer eich tudalen">
+<!ENTITY backgroundImage.shortenedDataURI "URI data byrrach (bydd copi'n gosod yr URI llawn ar i'r clipfwrdd)">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorFieldSetProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorFieldSetProperties.dtd
new file mode 100644
index 0000000000..fa5baca70b
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorFieldSetProperties.dtd
@@ -0,0 +1,20 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodweddau'r Set Maes">
+
+<!ENTITY Legend.label "Mynegai">
+<!ENTITY Legend.accesskey "M">
+
+<!ENTITY EditLegendText.label "Golygu'r Mynegai:">
+<!ENTITY EditLegendText.accesskey "G">
+<!ENTITY LegendAlign.label "Alinio'r Mynegai:">
+<!ENTITY LegendAlign.accesskey "A">
+<!ENTITY AlignDefault.label "Rhagosodedig">
+<!ENTITY AlignLeft.label "Chwith">
+<!ENTITY AlignCenter.label "Canol">
+<!ENTITY AlignRight.label "De">
+
+<!ENTITY RemoveFieldSet.label "Tynnu'r Set Maes">
+<!ENTITY RemoveFieldSet.accesskey "T">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorFormProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorFormProperties.dtd
new file mode 100644
index 0000000000..e3b953b9f5
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorFormProperties.dtd
@@ -0,0 +1,21 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodweddau'r Ffurflen">
+
+<!ENTITY Settings.label "Gosodiadau">
+
+<!ENTITY FormName.label "Enw'r Ffurflen:">
+<!ENTITY FormName.accesskey "E">
+<!ENTITY FormAction.label "URL Gweithredol:">
+<!ENTITY FormAction.accesskey "U">
+<!ENTITY FormMethod.label "Dull:">
+<!ENTITY FormMethod.accesskey "D">
+<!ENTITY FormEncType.label "Amgodio:">
+<!ENTITY FormEncType.accesskey "A">
+<!ENTITY FormTarget.label "Ffrâm Darged:">
+<!ENTITY FormTarget.accesskey "F">
+
+<!ENTITY RemoveForm.label "Tynnu'r Ffurflen">
+<!ENTITY RemoveForm.accesskey "F">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorHLineProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorHLineProperties.dtd
new file mode 100644
index 0000000000..659a9ae24b
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorHLineProperties.dtd
@@ -0,0 +1,27 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+
+<!ENTITY windowTitle.label "Priodweddau Llinell Lorweddol">
+
+<!ENTITY dimensionsBox.label "Dimensiynau">
+<!ENTITY heightEditField.label "Uchder:">
+<!ENTITY heightEditField.accessKey "U">
+<!ENTITY widthEditField.label "Lled:">
+<!ENTITY widthEditField.accessKey "L">
+<!ENTITY pixelsPopup.value "picseli">
+<!ENTITY alignmentBox.label "Aliniad">
+<!ENTITY leftRadio.label "Chwith">
+<!ENTITY leftRadio.accessKey "C">
+<!ENTITY centerRadio.label "Canol">
+<!ENTITY centerRadio.accessKey "a">
+<!ENTITY rightRadio.label "De">
+<!ENTITY rightRadio.accessKey "D">
+
+<!ENTITY threeDShading.label "Gradd liwio 3-D">
+<!ENTITY threeDShading.accessKey "G">
+<!ENTITY saveSettings.label "Defnyddio fel Rhagosodiad">
+<!ENTITY saveSettings.accessKey "R">
+<!ENTITY saveSettings.tooltip "Cadw'r gosodiadau hyn i'w defnyddio wrth fewnosod llinellau llorweddol newydd">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorImageProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorImageProperties.dtd
new file mode 100644
index 0000000000..7026e9118f
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorImageProperties.dtd
@@ -0,0 +1,79 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- These strings are for use specifically in the editor's image and form image dialogs. -->
+<!-- Window title -->
+
+
+<!ENTITY windowTitle.label "Priodweddau Delwedd">
+
+<!ENTITY pixelsPopup.value "picseli">
+<!-- These are in the Location tab panel -->
+
+<!ENTITY locationEditField.label "Lleoliad delwedd:">
+<!ENTITY locationEditField.accessKey "L">
+<!ENTITY locationEditField.tooltip "Teipio enw neu leoliad ffeil y ddelwedd">
+<!ENTITY locationEditField.shortenedDataURI "URI data byrrach (bydd copi'n gosod yr URI llawn ar i'r clipfwrdd)">
+<!ENTITY title.label "Cyngor:">
+<!ENTITY title.accessKey "C">
+<!ENTITY title.tooltip "Y briodoledd 'teitl' sy'n cael ei ddangos fel cyngor">
+<!ENTITY altText.label "Testun eiledol:">
+<!ENTITY altText.accessKey "e">
+<!ENTITY altTextEditField.tooltip "Teipio testun i'w arddangos yn lle'r ddelwedd">
+<!ENTITY noAltText.label "Peidio defnyddio testun eiledol">
+<!ENTITY noAltText.accessKey "P">
+
+<!ENTITY previewBox.label "Rhagolwg Delwedd">
+<!-- These controls are in the Dimensions tab panel -->
+<!-- actualSize.label should be same as actualSizeRadio.label + ":" -->
+
+<!ENTITY actualSize.label "Maint Gwirioneddol:">
+<!ENTITY actualSizeRadio.label "Maint Gwirioneddol">
+<!ENTITY actualSizeRadio.accessKey "M">
+<!ENTITY actualSizeRadio.tooltip "Dychwelyd i faint gwirioneddol y ddelwedd">
+<!ENTITY customSizeRadio.label "Maint Cyfaddasu">
+<!ENTITY customSizeRadio.accessKey "a">
+<!ENTITY customSizeRadio.tooltip "Newid maint y ddelwedd fel y'i dangosir ar y dudalen">
+<!ENTITY heightEditField.label "Uchder:">
+<!ENTITY heightEditField.accessKey "U">
+<!ENTITY widthEditField.label "Lled:">
+<!ENTITY widthEditField.accessKey "L">
+<!ENTITY constrainCheckbox.label "Cyfyngu">
+<!ENTITY constrainCheckbox.accessKey "f">
+<!ENTITY constrainCheckbox.tooltip "Cadw cyfradd agwedd y ddelwedd">
+<!-- These controls are in the Image Map box of the expanded area -->
+
+<!ENTITY imagemapBox.label "Map Delwedd">
+<!ENTITY removeImageMapButton.label "Tynnu">
+<!ENTITY removeImageMapButton.accessKey "T">
+<!-- These are the options for image alignment -->
+
+<!ENTITY alignment.label "Alinio Testun i'r Ddelwedd">
+<!ENTITY bottomPopup.value "Ar y gwaelod">
+<!ENTITY topPopup.value "Ar y brig">
+<!ENTITY centerPopup.value "Yn y canol">
+<!ENTITY wrapRightPopup.value "Amlapio i'r dde">
+<!ENTITY wrapLeftPopup.value "Amlapio i'r chwith">
+<!-- These controls are in the Spacing Box -->
+
+<!ENTITY spacingBox.label "Bylchu">
+<!ENTITY leftRightEditField.label "Chwith a De:">
+<!ENTITY leftRightEditField.accessKey "h">
+<!ENTITY topBottomEditField.label "Brig a Gwaelod:">
+<!ENTITY topBottomEditField.accessKey "B">
+<!ENTITY borderEditField.label "Ymyl Solet:">
+<!ENTITY borderEditField.accessKey "Y">
+<!-- These controls are in the Link Box -->
+
+<!ENTITY showImageLinkBorder.label "Dangos ymyl o amgylch delwedd gysylltiedig">
+<!ENTITY showImageLinkBorder.accessKey "D">
+<!ENTITY LinkAdvancedEditButton.label "Dolen Golygu Uwch…">
+<!ENTITY LinkAdvancedEditButton.accessKey "D">
+<!ENTITY LinkAdvancedEditButton.tooltip "Ychwanegu neu newid Priodweddau HTML, priodoleddau arddulliau a JavaScript">
+<!-- These tabs are currently used in the image input dialog -->
+
+<!ENTITY imageInputTab.label "Ffurflen">
+<!ENTITY imageLocationTab.label "Lleoliad">
+<!ENTITY imageDimensionsTab.label "Dimensiynau">
+<!ENTITY imageAppearanceTab.label "Gwedd">
+<!ENTITY imageLinkTab.label "Dolen">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorInputProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorInputProperties.dtd
new file mode 100644
index 0000000000..9d837b3db9
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorInputProperties.dtd
@@ -0,0 +1,50 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodweddau Maes Ffurflen">
+<!ENTITY windowTitleImage.label "Priodweddau Delwedd Ffurflen">
+
+<!ENTITY InputType.label "Math o Faes">
+<!ENTITY InputType.accesskey "M">
+<!ENTITY text.value "Testun">
+<!ENTITY password.value "Cyfrinair">
+<!ENTITY checkbox.value "Blwch Ticio">
+<!ENTITY radio.value "Botwm Radio">
+<!ENTITY submit.value "Botwm Cyflwyno">
+<!ENTITY reset.value "Botwm Ailgychwyn">
+<!ENTITY file.value "Ffeil">
+<!ENTITY hidden.value "Cuddiedig">
+<!ENTITY image.value "Delwedd">
+<!ENTITY button.value "Botwm">
+
+<!ENTITY InputSettings.label "Gosodiadau Maes">
+<!ENTITY InputName.label "Enw Maes:">
+<!ENTITY InputName.accesskey "E">
+<!ENTITY GroupName.label "Enw Grŵp:">
+<!ENTITY GroupName.accesskey "G">
+<!ENTITY InputValue.label "Gwerth Maes:">
+<!ENTITY InputValue.accesskey "w">
+<!ENTITY InitialValue.label "Gwerth Cychwynnol:">
+<!ENTITY InitialValue.accesskey "C">
+<!ENTITY InputChecked.label "Gwiriad Cyntaf">
+<!ENTITY InputChecked.accesskey "i">
+<!ENTITY InputSelected.label "Dewis Cyntaf">
+<!ENTITY InputSelected.accesskey "D">
+<!ENTITY InputReadOnly.label "Darllen yn unig">
+<!ENTITY InputReadOnly.accesskey "u">
+<!ENTITY InputDisabled.label "Anablwyd">
+<!ENTITY InputDisabled.accesskey "A">
+<!ENTITY tabIndex.label "Mynegai Tab:">
+<!ENTITY tabIndex.accesskey "M">
+<!ENTITY TextSize.label "Maint Maes:">
+<!ENTITY TextSize.accesskey "M">
+<!ENTITY TextLength.label "Hyd Mwyaf:">
+<!ENTITY TextLength.accesskey "H">
+<!ENTITY AccessKey.label "Allwedd Mynediad:">
+<!ENTITY AccessKey.accesskey "A">
+<!ENTITY Accept.label "Mathau Derbyn:">
+<!ENTITY Accept.accesskey "D">
+
+<!ENTITY ImageProperties.label "Priodweddau Delweddau…">
+<!ENTITY ImageProperties.accesskey "P">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorInsertChars.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertChars.dtd
new file mode 100644
index 0000000000..494e858a23
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertChars.dtd
@@ -0,0 +1,19 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+
+<!ENTITY windowTitle.label "Mewnosod Nod">
+<!ENTITY category.label "Categori">
+<!ENTITY letter.label "Llythyren:">
+<!ENTITY letter.accessKey "L">
+<!ENTITY character.label "Nod:">
+<!ENTITY character.accessKey "N">
+<!ENTITY accentUpper.label "Acen Priflythyren">
+<!ENTITY accentLower.label "Acen Llythyren fach">
+<!ENTITY otherUpper.label "Priflythyren Arall">
+<!ENTITY otherLower.label "Llythyren Fach Arall">
+<!ENTITY commonSymbols.label "Symbolau Cyffredin">
+<!ENTITY insertButton.label "Mewnosod">
+<!ENTITY closeButton.label "Cau">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorInsertMath.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertMath.dtd
new file mode 100644
index 0000000000..c3533186a1
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertMath.dtd
@@ -0,0 +1,21 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label "Mewnosod Mathemateg">
+
+<!ENTITY sourceEditField.label "Rhosi'r cod ffynhonnell LaTeX:">
+
+<!ENTITY options.label "Dewisiadau">
+<!ENTITY optionInline.label "Modd mewnlin">
+<!ENTITY optionInline.accesskey "m">
+<!ENTITY optionDisplay.label "Modd dangos">
+<!ENTITY optionDisplay.accesskey "d">
+<!ENTITY optionLTR.label "Cyfeiriad chwith i'r dde">
+<!ENTITY optionLTR.accesskey "c">
+<!ENTITY optionRTL.label "Cyfeiriad de i'r chwith">
+<!ENTITY optionRTL.accesskey "d">
+
+<!ENTITY insertButton.label "Mewnosod">
+<!ENTITY insertButton.accesskey "M">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorInsertSource.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertSource.dtd
new file mode 100644
index 0000000000..09877577a5
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertSource.dtd
@@ -0,0 +1,15 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label "Mewnosod HTML">
+<!ENTITY sourceEditField.label "Gosod tagiau HTML a thestun:">
+<!ENTITY example.label "Enghraifft: ">
+<!-- LOCALIZATION NOTE (exampleOpenTag.label): DONT_TRANSLATE: they are text for HTML tagnames: "<i>" and "</i>" -->
+<!ENTITY exampleOpenTag.label "&lt;i&gt;">
+<!-- LOCALIZATION NOTE (exampleCloseTag.label): DONT_TRANSLATE: they are text for HTML tagnames: "<i>" and "</i>" -->
+<!ENTITY exampleCloseTag.label "&lt;/i&gt;">
+<!ENTITY exampleText.label "Helo Pawb!">
+<!ENTITY insertButton.label "Mewnosod">
+<!ENTITY insertButton.accesskey "M">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorInsertTOC.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertTOC.dtd
new file mode 100644
index 0000000000..e30f42dfb2
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertTOC.dtd
@@ -0,0 +1,16 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY Window.title        "Tabl Cynnwys">
+<!ENTITY buildToc.label      "Creu'r tabl cynnwys o:">
+<!ENTITY tag.label           "Tag:">
+<!ENTITY class.label         "Dosbarth:">
+<!ENTITY header1.label       "Lefel 1">
+<!ENTITY header2.label       "Lefel 2">
+<!ENTITY header3.label       "Lefel 3">
+<!ENTITY header4.label       "Lefel 4">
+<!ENTITY header5.label       "Lefel 5">
+<!ENTITY header6.label       "Lefel 6">
+<!ENTITY makeReadOnly.label  "Gwneud y tabl cynnwys yn darllen yn unig">
+<!ENTITY orderedList.label   "Rhifo pob cofnod yn y tabl cynnwys">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorInsertTable.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertTable.dtd
new file mode 100644
index 0000000000..9a6acaa5f3
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorInsertTable.dtd
@@ -0,0 +1,18 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label "Mewnosod Tabl">
+
+<!ENTITY size.label "Maint">
+<!ENTITY numRowsEditField.label "Rhesi:">
+<!ENTITY numRowsEditField.accessKey "R">
+<!ENTITY numColumnsEditField.label "Colofnau:">
+<!ENTITY numColumnsEditField.accessKey "C">
+<!ENTITY widthEditField.label "Lled:">
+<!ENTITY widthEditField.accessKey "L">
+<!ENTITY borderEditField.label "Ymyl:">
+<!ENTITY borderEditField.accessKey "Y">
+<!ENTITY borderEditField.tooltip "Teipio rhif ar gyfer ymyl y tabl, neu deipio sero (0) am ddim ymyl">
+<!ENTITY pixels.label "picseli">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorLabelProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorLabelProperties.dtd
new file mode 100644
index 0000000000..91eef16883
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorLabelProperties.dtd
@@ -0,0 +1,18 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodweddau Label">
+
+<!ENTITY Settings.label "Gosodiadau">
+<!ENTITY Settings.accesskey "G">
+
+<!ENTITY EditLabelText.label "Golygu Testun:">
+<!ENTITY EditLabelText.accesskey "T">
+<!ENTITY LabelFor.label "Rheolaeth:">
+<!ENTITY LabelFor.accesskey "R">
+<!ENTITY AccessKey.label "Allwedd Mynediad:">
+<!ENTITY AccessKey.accesskey "A">
+
+<!ENTITY RemoveLabel.label "Tynnu Label">
+<!ENTITY RemoveLabel.accesskey "T">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorLinkProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorLinkProperties.dtd
new file mode 100644
index 0000000000..8f775351aa
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorLinkProperties.dtd
@@ -0,0 +1,6 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodweddau Dolen">
+<!ENTITY LinkURLBox.label "Lleoliad Dolen">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorListProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorListProperties.dtd
new file mode 100644
index 0000000000..15216ed8a2
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorListProperties.dtd
@@ -0,0 +1,20 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+
+<!ENTITY windowTitle.label "Rhestri Priodweddau">
+
+<!ENTITY ListType.label "Math Rhestr">
+<!ENTITY bulletStyle.label "Arddull Bwled:">
+<!ENTITY startingNumber.label "Cychwyn yn:">
+<!ENTITY startingNumber.accessKey "C">
+<!ENTITY none.value "Dim">
+<!ENTITY bulletList.value "Rhestr Bwled (Heb ei rhifo)">
+<!ENTITY numberList.value "Rhestr wedi'i Rhifo">
+<!ENTITY definitionList.value "Rhestr Ddiffinio">
+<!ENTITY changeEntireListRadio.label "Newid y rhestr i gyd">
+<!ENTITY changeEntireListRadio.accessKey "N">
+<!ENTITY changeSelectedRadio.label "Newid rhai eitemau yn unig">
+<!ENTITY changeSelectedRadio.accessKey "r">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorPageProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorPageProperties.dtd
new file mode 100644
index 0000000000..5f01194498
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorPageProperties.dtd
@@ -0,0 +1,17 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label "Priodweddau Tudalen">
+<!ENTITY location.label "Lleoliad:">
+<!ENTITY lastModified.label "Newidiwyd Diwethaf:">
+<!ENTITY titleInput.label "Teitl:">
+<!ENTITY titleInput.accessKey "T">
+<!ENTITY authorInput.label "Awdur:">
+<!ENTITY authorInput.accessKey "A">
+<!ENTITY descriptionInput.label "Disgrifiad:">
+<!ENTITY descriptionInput.accessKey "D">
+<!ENTITY locationNewPage.label "[Tudalen newydd, heb ei chadw eto]">
+<!ENTITY EditHEADSource1.label "Defnyddiwr uwch:">
+<!ENTITY EditHEADSource2.label "I olygu cynnwys arall ardal &lt;head&gt; defnyddiwch &quot;HTML Source&quot; yn newislen Golwg neu Bar Offer Modd Golygu.">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorPersonalDictionary.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorPersonalDictionary.dtd
new file mode 100644
index 0000000000..615b0746e8
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorPersonalDictionary.dtd
@@ -0,0 +1,20 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label "Geiriadur Personol">
+
+<!ENTITY wordEditField.label "Gair newydd:">
+<!ENTITY wordEditField.accessKey "n">
+<!ENTITY AddButton.label "Ychwanegu">
+<!ENTITY AddButton.accessKey "Y">
+<!ENTITY DictionaryList.label "Geiriau yn y geiriadur:">
+<!ENTITY DictionaryList.accessKey "G">
+<!ENTITY ReplaceButton.label "Newid">
+<!ENTITY ReplaceButton.accessKey "N">
+<!ENTITY RemoveButton.label "Tynnu">
+<!ENTITY RemoveButton.accessKey "y">
+
+<!ENTITY CloseButton.label "Cau">
+<!ENTITY CloseButton.accessKey "u">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorPublish.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorPublish.dtd
new file mode 100644
index 0000000000..90a45033a4
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorPublish.dtd
@@ -0,0 +1,65 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label            "Cyhoeddi Tudalen">
+<!ENTITY windowTitleSettings.label    "Gosodiadau Cyhoeddi">
+<!ENTITY publishTab.label             "Cyhoeddi">
+<!ENTITY settingsTab.label            "Gosodiadau">
+<!ENTITY publishButton.label          "Cyhoeddi">
+<!-- Publish Tab Panel -->
+
+<!ENTITY siteList.label               "Enw Gwefan:">
+<!ENTITY siteList.accesskey           "E">
+<!ENTITY siteList.tooltip             "Dewis y wefan rydych eisiau cyhoeddi iddi">
+<!ENTITY newSiteButton.label          "Gwefan Newydd">
+<!ENTITY newSiteButton.accesskey      "N">
+<!ENTITY docDirList.label             "Is gyfeiriadur gwefan y dudalen:">
+<!ENTITY docDirList.accesskey         "I">
+<!ENTITY docDirList.tooltip           "Dewis neu rhoi enw'r is gyfeiriadur ar gyfer y dudalen hon">
+<!ENTITY publishImgCheckbox.label     "Cynnwys delweddau a ffeiliau eraill">
+<!ENTITY publishImgCheckbox.accesskey "C">
+<!ENTITY publishImgCheckbox.tooltip   "Cyhoeddi delweddau a ffeiliau eraill cyfeiriwyd atynt gan y dudalen hon">
+<!ENTITY sameLocationRadio.label      "Defnyddio'r un lleoliad a'r dudalen">
+<!ENTITY sameLocationRadio.accesskey  "D">
+<!ENTITY sameLocationRadio.tooltip    "Cyhoeddi ffeiliau i'r un lleoliad â'r dudalen">
+<!ENTITY useSubdirRadio.label         "Defnyddio is gyfeiriadur y wefan:">
+<!ENTITY useSubdirRadio.accesskey     "e">
+<!ENTITY useSubdirRadio.tooltip       "Cyhoeddi ffeiliau i'r is gyfeiriadur pell">
+<!ENTITY otherDirList.tooltip         "Dewis neu rhoi enw'r is gyfeiriadur pell lle bydd y ffeiliau'n cael eu cyhoeddi">
+<!ENTITY pageTitle.label              "Teitl Tudalen:">
+<!ENTITY pageTitle.accesskey          "T">
+<!ENTITY pageTitle.tooltip            "Rhoi teitl i adnabod y dudalen yn y ffenestr ac yn y nodau tudalen">
+<!ENTITY pageTitleExample.label       "e.e.: &quot;Tudalen Gwe&quot;">
+<!ENTITY filename.label               "Enw Ffeil:">
+<!ENTITY filename.accesskey           "F">
+<!ENTITY filename.tooltip             "Rhoi enw ar gyfer y ffeil hon, gan gynnwys '.html' ar gyfer tudalen gwe">
+<!ENTITY filenameExample.label        "e.e,: &quot;tudalen.html&quot;">
+<!ENTITY setDefaultButton.label       "Gosod fel y Rhagosodiad">
+<!ENTITY setDefaultButton.accesskey   "R">
+<!ENTITY removeButton.label           "Tynnu Gwefan">
+<!ENTITY removeButton.accesskey       "T">
+<!-- Settings Tab Panel -->
+
+<!ENTITY publishSites.label           "Gwefannau Cyhoeddi">
+<!ENTITY serverInfo.label             "Gwybodaeth am y Gweinydd">
+<!ENTITY loginInfo.label              "Gwybodaeth Mewngofnodi">
+<!ENTITY siteName.label               "Enw Gwefan:">
+<!ENTITY siteName.accesskey           "E">
+<!ENTITY siteName.tooltip             "Llys Enw sy'n hysbysu'r wefan cyhoeddi (e.e.: 'Gwefan')">
+<!ENTITY siteUrl.label                "Cyfeiriad cyhoeddi (e.e.: 'ftp://ftp.fyisp.com/fyenwdefnyddiwr'):">
+<!ENTITY siteUrl.accesskey            "y">
+<!ENTITY siteUrl.tooltip              "Cyfeiriad FTP:// neu HTTP:// sy'n cael ei ddarparu gan eich ISP neu wasanaeth gwesteio">
+<!ENTITY browseUrl.label              "Cyfeiriad HTTP eich tudalen cartref (e.e.: 'http://www.fyisp.com/fyenwdefnyddiwr'):">
+<!ENTITY browseUrl.accesskey          "H">
+<!ENTITY browseUrl.tooltip            "Cyfeiriad HTTP:// eich cyfeiriadur cartref (peidiwch cynnwys yr enw ffeil)">
+<!ENTITY username.label               "Enw defnyddiwr:">
+<!ENTITY username.accesskey           "E">
+<!ENTITY username.tooltip             "Enw defnyddiwr i chi gael mewngofnodi i'ch gwasanaeth ISP neu westeio">
+<!ENTITY password.label               "Cyfrinair:">
+<!ENTITY password.accesskey           "C">
+<!ENTITY password.tooltip             "Cyfrinair sy'n gysylltiedig â'ch enw defnyddiwr">
+<!ENTITY savePassword.label           "Cadw'r Cyfrinair">
+<!ENTITY savePassword.accesskey       "a">
+<!ENTITY savePassword.tooltip         "Dewis hwn i gadw eich cyfrinair yn ddiogel gan ddefnyddio'r Rheolwr Cyfrineiriau">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorPublishProgress.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorPublishProgress.dtd
new file mode 100644
index 0000000000..ea85469390
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorPublishProgress.dtd
@@ -0,0 +1,16 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY siteUrl.label         "URL Gwefan:">
+<!ENTITY docSubdir.label       "Is gyfeiriadur tudalen:">
+<!ENTITY otherSubdir.label     "Is gyfeiriadur delwedd:">
+
+<!ENTITY status.label          "Cyhoeddi…">
+<!ENTITY fileList.label        "Statws Cyhoeddi">
+<!ENTITY succeeded.label       "Llwyddiant">
+<!ENTITY failed.label          "Methiant">
+
+<!ENTITY keepOpen              "Cadw'r ffenestr hwn ar agor wedi i'r cyhoeddi gwblhau.">
+<!ENTITY closeButton.label     "Cau">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorReplace.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorReplace.dtd
new file mode 100644
index 0000000000..b0cd9b5d97
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorReplace.dtd
@@ -0,0 +1,27 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- extracted from EdReplace.xul -->
+
+
+<!ENTITY replaceDialog.title "Canfod a Newid">
+<!ENTITY findField.label "Canfod testun:">
+<!ENTITY findField.accesskey "C">
+<!ENTITY replaceField.label "Newid gyda:">
+<!ENTITY replaceField.accesskey "N">
+<!ENTITY caseSensitiveCheckbox.label "Cydweddu maint">
+<!ENTITY caseSensitiveCheckbox.accesskey "C">
+<!ENTITY wrapCheckbox.label "Amlapio">
+<!ENTITY wrapCheckbox.accesskey "A">
+<!ENTITY backwardsCheckbox.label "Chwilio nôl">
+<!ENTITY backwardsCheckbox.accesskey "h">
+<!ENTITY findNextButton.label "Canfod nesaf">
+<!ENTITY findNextButton.accesskey "n">
+<!ENTITY replaceButton.label "Newid">
+<!ENTITY replaceButton.accesskey "N">
+<!ENTITY replaceAndFindButton.label "Newid a Chanfod">
+<!ENTITY replaceAndFindButton.accesskey "N">
+<!ENTITY replaceAllButton.label "Newid Popeth">
+<!ENTITY replaceAllButton.accesskey "N">
+<!ENTITY closeButton.label "Cau">
+<!ENTITY closeButton.accesskey "C">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorSaveAsCharset.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorSaveAsCharset.dtd
new file mode 100644
index 0000000000..6bbde21b3b
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorSaveAsCharset.dtd
@@ -0,0 +1,15 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- These strings are generic to all or most of the editor's dialogs. -->
+<!-- This button is for the progressive disclosure of additional editing functionality -->
+<!-- These strings are for use specifically in the editor's link dialog. -->
+
+
+
+<!ENTITY windowTitle2.label "Cadw a Newid Amgodiad Nod">
+<!ENTITY documentTitleTitle.label "Teitl y Dudalen">
+<!ENTITY documentCharsetTitle2.label "Amgodiad Testun">
+<!ENTITY documentCharsetDesc2.label "Dewis yr amgodiad testun rydych am cadw dogfen ynddi:">
+<!ENTITY documentExportToText.label "Allforio i Destun">
+
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorSelectProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorSelectProperties.dtd
new file mode 100644
index 0000000000..0d46e9b2af
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorSelectProperties.dtd
@@ -0,0 +1,48 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodweddau Rhestr Dewis">
+
+<!ENTITY Select.label "Rhestr Dewis">
+<!ENTITY SelectName.label "Enw Rhestr:">
+<!ENTITY SelectName.accesskey "E">
+<!ENTITY SelectSize.label "Uchder:">
+<!ENTITY SelectSize.accesskey "U">
+<!ENTITY SelectMultiple.label "Dewis Niferus">
+<!ENTITY SelectMultiple.accesskey "D">
+<!ENTITY SelectDisabled.label "Analluogwyd">
+<!ENTITY SelectDisabled.accesskey "A">
+<!ENTITY SelectTabIndex.label "Mynegai Tab:">
+<!ENTITY SelectTabIndex.accesskey "M">
+
+<!ENTITY OptGroup.label "Grŵp Dewis">
+<!ENTITY OptGroupLabel.label "Label:">
+<!ENTITY OptGroupLabel.accesskey "L">
+<!ENTITY OptGroupDisabled.label "Anablwyd">
+<!ENTITY OptGroupDisabled.accesskey "d">
+
+<!ENTITY Option.label "Dewis">
+<!ENTITY OptionText.label "Testun:">
+<!ENTITY OptionText.accesskey "T">
+<!ENTITY OptionValue.label "Gwerth:">
+<!ENTITY OptionValue.accesskey "G">
+<!ENTITY OptionSelected.label "Dewis Cyntaf">
+<!ENTITY OptionSelected.accesskey "D">
+<!ENTITY OptionDisabled.label "Anablwyd">
+<!ENTITY OptionDisabled.accesskey "A">
+
+<!ENTITY TextHeader.label "Testun">
+<!ENTITY ValueHeader.label "Gwerth">
+<!ENTITY SelectedHeader.label "Dewiswyd">
+
+<!ENTITY AddOption.label "Ychwanegu Dewis">
+<!ENTITY AddOption.accesskey "Y">
+<!ENTITY AddOptGroup.label "Ychwanegu Grŵp">
+<!ENTITY AddOptGroup.accesskey "Y">
+<!ENTITY RemoveElement.label "Tynnu">
+<!ENTITY RemoveElement.accesskey "T">
+<!ENTITY MoveElementUp.label "Symud i Fyny">
+<!ENTITY MoveElementUp.accesskey "F">
+<!ENTITY MoveElementDown.label "Symud i Lawr">
+<!ENTITY MoveElementDown.accesskey "L">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorSnapToGrid.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorSnapToGrid.dtd
new file mode 100644
index 0000000000..9c29d22f28
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorSnapToGrid.dtd
@@ -0,0 +1,15 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+
+<!ENTITY windowTitle.label "Snapio i'r Grid">
+
+<!ENTITY enableSnapToGrid.label "galluogi Snapio i'r Grid">
+<!ENTITY enableSnapToGrid.accessKey "G">
+
+<!ENTITY sizeEditField.label "Maint:">
+<!ENTITY sizeEditField.accessKey "M">
+
+<!ENTITY pixelsLabel.value "picseli">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorSpellCheck.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorSpellCheck.dtd
new file mode 100644
index 0000000000..e33f37022f
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorSpellCheck.dtd
@@ -0,0 +1,38 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!-- Window title -->
+
+<!ENTITY windowTitle.label "Gwirio Sillafu">
+
+<!ENTITY misspelledWord.label "Gair wedi'i gamsillafu:">
+<!ENTITY wordEditField.label "Newid gyda:">
+<!ENTITY wordEditField.accessKey "N">
+<!ENTITY checkwordButton.label "Gwirio Gair">
+<!ENTITY checkwordButton.accessKey "G">
+<!ENTITY suggestions.label "Awgrymiadau:">
+<!ENTITY suggestions.accessKey "A">
+<!ENTITY ignoreButton.label "Anwybyddu">
+<!ENTITY ignoreButton.accessKey "A">
+<!ENTITY ignoreAllButton.label "Anwybyddu Popeth">
+<!ENTITY ignoreAllButton.accessKey "P">
+<!ENTITY replaceButton.label "Amnewid">
+<!ENTITY replaceButton.accessKey "m">
+<!ENTITY replaceAllButton.label "Newid y Cyfan">
+<!ENTITY replaceAllButton.accessKey "y">
+<!ENTITY stopButton.label "Atal">
+<!ENTITY stopButton.accessKey "A">
+<!ENTITY userDictionary.label "Geiriadur Personol:">
+<!ENTITY moreDictionaries.label "Llwytho rhagor o eiriaduron i lawr…">
+<!ENTITY addToUserDictionaryButton.label "Ychwanegu Gair">
+<!ENTITY addToUserDictionaryButton.accessKey "G">
+<!ENTITY editUserDictionaryButton.label "Golygu…">
+<!ENTITY editUserDictionaryButton.accessKey "G">
+<!ENTITY recheckButton2.label "Ailwirio'r Testun">
+<!ENTITY recheckButton2.accessKey "T">
+<!ENTITY closeButton.label "Cau">
+<!ENTITY closeButton.accessKey "u">
+<!ENTITY sendButton.label "Anfon">
+<!ENTITY sendButton.accessKey "A">
+<!ENTITY languagePopup.label "Iaith:">
+<!ENTITY languagePopup.accessKey "I">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorTableProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorTableProperties.dtd
new file mode 100644
index 0000000000..456758cfa6
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorTableProperties.dtd
@@ -0,0 +1,75 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY tableWindow.title                "Priodoleddau Tabl">
+<!ENTITY applyButton.label                "Gosod">
+<!ENTITY applyButton.accesskey            "G">
+<!ENTITY closeButton.label                "Cau">
+<!ENTITY tableTab.label                   "Tabl">
+<!ENTITY cellTab.label                    "Celloedd">
+<!ENTITY tableRows.label                  "Rhesi:">
+<!ENTITY tableRows.accessKey              "R">
+<!ENTITY tableColumns.label               "Colofnau:">
+<!ENTITY tableColumns.accessKey           "C">
+<!ENTITY tableHeight.label                "Uchder:">
+<!ENTITY tableHeight.accessKey            "U">
+<!ENTITY tableWidth.label                 "Lled:">
+<!ENTITY tableWidth.accessKey             "L">
+<!ENTITY tableBorderSpacing.label         "Ymyl a Bylchiad">
+<!ENTITY tableBorderWidth.label           "Ymyl:">
+<!ENTITY tableBorderWidth.accessKey       "Y">
+<!ENTITY tableSpacing.label               "Bylchu:">
+<!ENTITY tableSpacing.accessKey           "B">
+<!ENTITY tablePadding.label               "Padin:">
+<!ENTITY tablePadding.accessKey           "P">
+<!ENTITY tablePxBetwCells.label           "picseli rhwng celloedd">
+<!ENTITY tablePxBetwBrdrCellContent.label "picseli rhwng border celloedd a'r cynnwys">
+<!ENTITY tableAlignment.label             "Aliniad y Tabl:">
+<!ENTITY tableAlignment.accessKey         "T">
+<!ENTITY tableCaption.label               "Pennawd:">
+<!ENTITY tableCaption.accessKey           "e">
+<!ENTITY tableCaptionAbove.label          "Uwchlaw'r Tabl">
+<!ENTITY tableCaptionBelow.label          "Islaw'r Tabl">
+<!ENTITY tableCaptionLeft.label           "Chwith y Tabl">
+<!ENTITY tableCaptionRight.label          "De'r tabl">
+<!ENTITY tableCaptionNone.label           "Dim">
+<!ENTITY tableInheritColor.label           "(Gadael i liw'r dudalen ddangos drwodd)">
+
+<!ENTITY cellSelection.label              "Dewis">
+<!ENTITY cellSelectCell.label             "Cell">
+<!ENTITY cellSelectRow.label              "Rhes">
+<!ENTITY cellSelectColumn.label           "Colofn">
+<!ENTITY cellSelectNext.label             "Nesaf">
+<!ENTITY cellSelectNext.accessKey         "N">
+<!ENTITY cellSelectPrevious.label         "Blaenorol">
+<!ENTITY cellSelectPrevious.accessKey     "B">
+<!ENTITY applyBeforeChange.label          "Bydd y newidiadau cyfredol yn cael eu gosod chyn newid y dewis.">
+<!ENTITY cellContentAlignment.label       "Aliniad Cynnwys">
+<!ENTITY cellHorizontal.label             "Llorweddol:">
+<!ENTITY cellHorizontal.accessKey         "L">
+<!ENTITY cellVertical.label               "Fertigol:">
+<!ENTITY cellVertical.accessKey           "F">
+<!ENTITY cellStyle.label                  "Arddull Cell:">
+<!ENTITY cellStyle.accessKey              "A">
+<!ENTITY cellNormal.label                 "Arferol">
+<!ENTITY cellHeader.label                 "Pennyn">
+<!ENTITY cellTextWrap.label               "Amlapio Testun:">
+<!ENTITY cellTextWrap.accessKey           "A">
+<!ENTITY cellWrap.label                   "Amlapio">
+<!ENTITY cellNoWrap.label                 "Peidio amlapio">
+<!ENTITY cellAlignTop.label               "Brig">
+<!ENTITY cellAlignMiddle.label            "Canol">
+<!ENTITY cellAlignBottom.label            "Gwaelod">
+<!ENTITY cellAlignJustify.label           "Unioni">
+<!ENTITY cellInheritColor.label           "(Gadael lliw'r tabl ddangos trwodd)">
+<!ENTITY cellUseCheckboxHelp.label        "Defnyddio blychau ticio i bennu pa briodweddau sy'n cael eu cymhwyso i bob un o'r celloedd">
+<!-- Used in both Table and Cell panels  -->
+
+<!ENTITY size.label                       "Maint">
+<!ENTITY pixels.label                     "picseli">
+<!ENTITY backgroundColor.label            "Lliw Cefndir:">
+<!ENTITY backgroundColor.accessKey        "L">
+<!ENTITY AlignLeft.label                  "Chwith">
+<!ENTITY AlignCenter.label                "Canol">
+<!ENTITY AlignRight.label                 "De">
diff --git a/l10n-cy/editor/ui/chrome/dialogs/EditorTextAreaProperties.dtd b/l10n-cy/editor/ui/chrome/dialogs/EditorTextAreaProperties.dtd
new file mode 100644
index 0000000000..9d1cb5605c
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/dialogs/EditorTextAreaProperties.dtd
@@ -0,0 +1,33 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY windowTitle.label "Priodweddau'r Ardal Testun">
+
+<!ENTITY Settings.label "Gosodiadau">
+
+<!ENTITY TextAreaName.label "Enw Maes:">
+<!ENTITY TextAreaName.accessKey "E">
+<!ENTITY TextAreaRows.label "Rhesi:">
+<!ENTITY TextAreaRows.accessKey "R">
+<!ENTITY TextAreaCols.label "Colofnau:">
+<!ENTITY TextAreaCols.accessKey "C">
+<!ENTITY TextAreaReadOnly.label "Darllen yn unig">
+<!ENTITY TextAreaReadOnly.accessKey "D">
+<!ENTITY TextAreaDisabled.label "Anablwyd">
+<!ENTITY TextAreaDisabled.accessKey "A">
+<!ENTITY TextAreaTabIndex.label "Mynegai Tab:">
+<!ENTITY TextAreaTabIndex.accessKey "M">
+<!ENTITY TextAreaAccessKey.label "Allwedd Mynediad:">
+<!ENTITY TextAreaAccessKey.accessKey "A">
+<!ENTITY InitialText.label "Testun Cychwynnol:">
+<!ENTITY InitialText.accessKey "T">
+
+<!ENTITY TextAreaWrap.label "Modd Amlapio:">
+<!ENTITY TextAreaWrap.accessKey "M">
+<!ENTITY WrapDefault.value "Rhagosodiad">
+<!ENTITY WrapOff.value "Diffodd">
+<!ENTITY WrapHard.value "Caled">
+<!ENTITY WrapSoft.value "Meddal">
+<!ENTITY WrapPhysical.value "Corfforol">
+<!ENTITY WrapVirtual.value "Rhithiol">
diff --git a/l10n-cy/editor/ui/chrome/region/region.properties b/l10n-cy/editor/ui/chrome/region/region.properties
new file mode 100644
index 0000000000..fb6fac676e
--- /dev/null
+++ b/l10n-cy/editor/ui/chrome/region/region.properties
@@ -0,0 +1,8 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#
+# editor.js
+# editor.properties
+editor.throbber.url=http://www.seamonkey-project.org/
-- 
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