diff --git a/src/locales/en.json b/src/locales/en.json
index e438fa1b4..c8ef1a7ae 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -116,6 +116,8 @@
   "pad.chat": "Chat",
   "pad.chat.title": "Open the chat for this pad.",
   "pad.chat.loadmessages": "Load more messages",
+  "pad.chat.stick.title": "Stick chat to screen",
+  "pad.chat.writeMessage.placeholder": "Write your message here",
 
   "timeslider.pageTitle": "{{appTitle}} Timeslider",
   "timeslider.toolbar.returnbutton": "Return to pad",
diff --git a/src/locales/es.json b/src/locales/es.json
index 747ec7bf5..c22803f3e 100644
--- a/src/locales/es.json
+++ b/src/locales/es.json
@@ -99,6 +99,8 @@
 	"pad.chat": "Chat",
 	"pad.chat.title": "Abrir el chat para este pad.",
 	"pad.chat.loadmessages": "Cargar más mensajes",
+	"pad.chat.stick.title": "Ampliar",
+	"pad.chat.writeMessage.placeholder": "Enviar un mensaje",
 	"timeslider.pageTitle": "{{appTitle}} Línea de tiempo",
 	"timeslider.toolbar.returnbutton": "Volver al pad",
 	"timeslider.toolbar.authors": "Autores:",
diff --git a/src/locales/fr.json b/src/locales/fr.json
index b7f59885b..574858dd1 100644
--- a/src/locales/fr.json
+++ b/src/locales/fr.json
@@ -109,6 +109,8 @@
 	"pad.chat": "Clavardage",
 	"pad.chat.title": "Ouvrir le clavardoir de ce pad.",
 	"pad.chat.loadmessages": "Charger davantage de messages",
+	"pad.chat.stick.title": "Agrandir le chat",
+	"pad.chat.writeMessage.placeholder": "Entrez votre message ici",
 	"timeslider.pageTitle": "Historique dynamique de {{appTitle}}",
 	"timeslider.toolbar.returnbutton": "Retourner au pad",
 	"timeslider.toolbar.authors": "Auteurs :",
diff --git a/src/locales/qqq.json b/src/locales/qqq.json
index 60d62b196..512ef6a31 100644
--- a/src/locales/qqq.json
+++ b/src/locales/qqq.json
@@ -83,6 +83,8 @@
 	"pad.chat": "Used as button text and as title of Chat window.\n{{Identical|Chat}}",
 	"pad.chat.title": "Used as tooltip for the Chat button",
 	"pad.chat.loadmessages": "chat messages",
+	"pad.chat.stick.title": "Tooltip for the stick chat button",
+	"pad.chat.writeMessage.placeholder": "Placeholder for the chat input",
 	"timeslider.pageTitle": "{{doc-important|Please leave <code><nowiki>{{appTitle}}</nowiki></code> parameter untouched. It will be replaced by app title.}}\nInserted into HTML title tag.",
 	"timeslider.toolbar.returnbutton": "Used as link title",
 	"timeslider.toolbar.authors": "A list of Authors follows after the colon.\n{{Identical|Author}}",
diff --git a/src/static/js/html10n.js b/src/static/js/html10n.js
index 8dea84c28..8fbc6f643 100644
--- a/src/static/js/html10n.js
+++ b/src/static/js/html10n.js
@@ -854,7 +854,8 @@ window.html10n = (function(window, document, undefined) {
        , "value": 1
        , "placeholder": 1
        }
-    if (index > 0 && str.id.substr(index + 1) in attrList) { // an attribute has been specified
+    if (index > 0 && str.id.substr(index + 1) in attrList) {
+      // an attribute has been specified (example: "my_translation_key.placeholder")
       prop = str.id.substr(index + 1)
     } else { // no attribute: assuming text content by default
       prop = document.body.textContent ? 'textContent' : 'innerText'
diff --git a/src/templates/pad.html b/src/templates/pad.html
index c40116d3a..0e067113e 100644
--- a/src/templates/pad.html
+++ b/src/templates/pad.html
@@ -334,7 +334,7 @@
         <div id="chatbox">
             <div id="titlebar"><span id ="titlelabel" data-l10n-id="pad.chat"></span>
               <a id="titlecross" onClick="chat.hide();return false;">-&nbsp;</a>
-              <a id="titlesticky" onClick="chat.stickToScreen(true);$('#options-stickychat').prop('checked', true);return false;" title="Stick chat to screen">█&nbsp;&nbsp;</a>
+              <a id="titlesticky" onClick="chat.stickToScreen(true);$('#options-stickychat').prop('checked', true);return false;" data-l10n-id="pad.chat.stick.title">█&nbsp;&nbsp;</a>
             </div>
             <div id="chattext" class="authorColors" aria-live="polite" aria-relevant="additions removals text" role="log" aria-atomic="false">
                 <div alt="loading.." id="chatloadmessagesball" class="chatloadmessages loadingAnimation" align="top"></div>
@@ -342,7 +342,7 @@
             </div>
             <div id="chatinputbox">
                 <form>
-                    <input id="chatinput" type="text" maxlength="999">
+                    <input id="chatinput" type="text" maxlength="999" data-l10n-id="pad.chat.writeMessage.placeholder">
                 </form>
             </div>
         </div>