diff --git a/simple-translate/_locales/en/messages.json b/simple-translate/_locales/en/messages.json
index ff2c0ef..48667b4 100644
--- a/simple-translate/_locales/en/messages.json
+++ b/simple-translate/_locales/en/messages.json
@@ -143,9 +143,15 @@
"donationCaptionLabel": {
"message": "Thank you for using Simple Translate.
Your support will be a big encouragement, as I continue to develop the add-on.
If you like Simple Translate, I would be pleased if you could consider donating."
},
+ "amazonTitleLabel": {
+ "message": "amazon.co.jp eGift Cards"
+ },
"addonPageLabel": {
"message": "Add-on page"
},
+ "amazonUrl": {
+ "message": "https://www.amazon.co.jp/dp/B004N3APGO?language=en_US"
+ },
"addonUrl": {
"message": "https:\/\/addons.mozilla.org\/en-US\/firefox\/addon\/simple-translate\/?src=optionpage"
},
diff --git a/simple-translate/options/options.html b/simple-translate/options/options.html
index cf74a19..8dfe3d5 100644
--- a/simple-translate/options/options.html
+++ b/simple-translate/options/options.html
@@ -333,6 +333,17 @@
+