diff --git a/Controllers/kagiSummarizerController.php b/Controllers/kagiSummarizerController.php
index eadc929..4a262f6 100644
--- a/Controllers/kagiSummarizerController.php
+++ b/Controllers/kagiSummarizerController.php
@@ -1,12 +1,22 @@
 <?php
 
 class FreshExtension_kagiSummarizer_Controller extends Minz_ActionController {
+  public function kagiStringsAction() {
+    $this->view->kagi_strings = json_encode(array(
+      'loading_summary' => _t('ext.kagiSummarizer.ui.loading_summary'),
+      'error' => _t('ext.kagiSummarizer.ui.error')
+    ));
+    $this->view->_layout(false);
+    $this->view->_path('kagiSummarizer/strings.js');
+    header('Content-Type: application/javascript; charset=UTF-8');
+  }
+
   public function summarizeAction() {
     $this->view->_layout(false);
 
     $kagi_token = FreshRSS_Context::$user_conf->kagi_token;
 
-    if ($kagi_token === null || trim($kagi_token) ==='') {
+    if ($kagi_token === null || trim($kagi_token) === '') {
       echo json_encode(array(
         'response' => array(
           'output_text' => _t('ext.kagiSummarizer.ui.no_token_configured'),
@@ -34,14 +44,10 @@ class FreshExtension_kagiSummarizer_Controller extends Minz_ActionController {
       'Authorization: ' . $kagi_token
     ));
     curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
-    curl_setopt($curl, CURLOPT_HEADER, true);
-
     $response = curl_exec($curl);
-    $header_size = curl_getinfo($curl, CURLINFO_HEADER_SIZE);
-    $response_body = substr($response, $header_size);
 
     echo json_encode(array(
-      'response' => json_decode($response_body),
+      'response' => json_decode($response),
       'status' => curl_getinfo($curl, CURLINFO_HTTP_CODE)
     ));
   }
diff --git a/extension.php b/extension.php
index adfd5da..3b340ca 100644
--- a/extension.php
+++ b/extension.php
@@ -5,6 +5,8 @@ class KagiSummarizerExtension extends Minz_Extension {
     $this->registerTranslates();
     $this->registerHook('entry_before_display', [$this, 'addSummarizeButton']);
     Minz_View::appendScript($this->getFileUrl('script.js', 'js'), false, false, false);
+    Minz_View::appendScript(_url('kagiSummarizer', 'kagiStrings'), false, true, false);
+    $this->registerViews();
     $this->registerController('kagiSummarizer');
   }
 
@@ -30,7 +32,10 @@ class KagiSummarizerExtension extends Minz_Extension {
       'params' => array(
         'id' => $entry->id()
     )));
-    $entry->_content('<p class="kagi-summary"><a data-loading="' . htmlspecialchars(_t('ext.kagiSummarizer.ui.loading_summary')) . '" data-error="' . htmlspecialchars(_t('ext.kagiSummarizer.ui.error')) . '" class="btn" href="' . $url .'">' . _t('ext.kagiSummarizer.ui.summarize_button') . '</a></p>' . $entry->content());
+    $entry->_content(
+      '<p class="kagi-summary"><a class="btn" href="' . $url .'">'
+      . _t('ext.kagiSummarizer.ui.summarize_button') . '</a></p>'
+      . $entry->content());
     return $entry;
   }
 }
diff --git a/static/script.js b/static/script.js
index cf75f0e..851b36f 100644
--- a/static/script.js
+++ b/static/script.js
@@ -21,13 +21,11 @@ function configureSummarizeButtons() {
 
 function summarizeButtonClick(button) {
   var url = button.href;
-  var loadingMsg = button.dataset.loading;
-  var errorMsg = button.dataset.error;
   var container = button.parentNode;
 
   container.classList.add('alert');
   container.classList.add('alert-warn');
-  container.innerHTML = loadingMsg;
+  container.innerHTML = kagi_strings.loading_summary;
 
   var request = new XMLHttpRequest();
   request.open('POST', url, true);
@@ -62,7 +60,7 @@ function summarizeButtonClick(button) {
     badAjax(this.status == 403);
     container.classList.remove('alert-warn');
     container.classList.add('alert-error');
-    container.innerHTML = errorMsg;
+    container.innerHTML = kagi_strings.error;
   }
 
   request.setRequestHeader('Content-Type', 'application/json');
diff --git a/views/kagiSummarizer/strings.js b/views/kagiSummarizer/strings.js
new file mode 100644
index 0000000..96f83eb
--- /dev/null
+++ b/views/kagiSummarizer/strings.js
@@ -0,0 +1 @@
+var kagi_strings = <?= htmlspecialchars_decode(urldecode($this->kagi_strings)) ?>