diff --git a/app/views/surveys/answer_success.html.erb b/app/views/surveys/answer_success.html.erb
index 26bb245..a0a028b 100644
--- a/app/views/surveys/answer_success.html.erb
+++ b/app/views/surveys/answer_success.html.erb
@@ -48,4 +48,4 @@
 	<h3><%= t('survey.answer_success')%></h3>
 <% end %>
 
-<a href="<%= data['url'] %>">Go Back</a>
\ No newline at end of file
+<a href="<%= data['url'] %>" class="btn btn-primary" title="<%=t("survey.go_back")%>"><%=t("survey.go_back")%></a>
\ No newline at end of file
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 775933f..1ff7bb6 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -5,6 +5,7 @@ en:
     type:
       '0': "Total"
       '1': "Average"
+    go_back: Go Back
     weight: Weight
     taken_survey: "Taken Survey"
     please_login_first: "Please login first!"
diff --git a/config/locales/zh_tw.yml b/config/locales/zh_tw.yml
index ddc9cab..d6fa5a6 100644
--- a/config/locales/zh_tw.yml
+++ b/config/locales/zh_tw.yml
@@ -7,6 +7,7 @@ zh_tw:
     type:
       '0': "總分"
       '1': "平均"
+    go_back: 回上一頁
     weight: 權重
     taken_survey: "填寫問卷"
     please_login_first: "請先登入網站!"