diff --git a/htdocs/global.js b/htdocs/global.js
deleted file mode 100644
index 7d4fb75..0000000
--- a/htdocs/global.js
+++ /dev/null
@@ -1,18 +0,0 @@
-if ('/modules/spamexperts-extension/index.php/index/settings' == window.location.pathname) {
-    document.observe('dom:loaded', function () {
-        var affectedFields = ['#spampanel_url', '#apihost', '#mx1', '#mx2', '#mx3', '#mx4'];
-
-        if (! $('apiuser').disabled) {
-            affectedFields.push('#apiuser');
-            affectedFields.push('#apipass');
-        }
-
-        $$('#use_config_from_license').each(function (checkbox) {
-            Event.on(checkbox, 'click', function () {
-                $$(affectedFields.join(',')).each(function (input) {
-                    input.disabled = checkbox.checked;
-                });
-            });
-        });
-    });
-}
\ No newline at end of file
diff --git a/plib/views/scripts/index/settings.phtml b/plib/views/scripts/index/settings.phtml
index d1ef2db..59cfb94 100755
--- a/plib/views/scripts/index/settings.phtml
+++ b/plib/views/scripts/index/settings.phtml
@@ -2,7 +2,32 @@
 
 <?php if (! \Modules_SpamexpertsExtension_Form_Settings::retrieveFromPleskLicense()) : ?>
 <h4>You can buy antispam services and obtain valid configuration directives in our
-    <a href="https://go.plesk.com/buy-plesk-ext/spamexperts-extension" target="_blank">online store</a></h4>
+    <a href="<?php
+
+    echo method_exists('pm_Context', 'getBuyUrl')
+        ? \pm_Context::getBuyUrl()
+        : 'https://go.plesk.com/buy-plesk-ext/spamexperts-extension';
+
+    ?>" target="_blank">online store</a></h4>
 <?php endif; ?>
 
-<?php echo $this->form; ?>
\ No newline at end of file
+<?php echo $this->form; ?>
+
+<script>
+    document.observe('dom:loaded', function () {
+        var affectedFields = ['#spampanel_url', '#apihost', '#mx1', '#mx2', '#mx3', '#mx4', '#support_email'];
+
+        if (! $('apiuser').disabled) {
+            affectedFields.push('#apiuser');
+            affectedFields.push('#apipass');
+        }
+
+        $$('#use_config_from_license').each(function (checkbox) {
+            Event.on(checkbox, 'click', function () {
+                $$(affectedFields.join(',')).each(function (input) {
+                    input.disabled = checkbox.checked;
+                });
+            });
+        });
+    });
+</script>