diff --git a/public_html/script.js b/public_html/script.js
index ce7bd99..c21115e 100644
--- a/public_html/script.js
+++ b/public_html/script.js
@@ -630,8 +630,10 @@ function refreshPageTitle() {
         }
 
         if (MessageRateInTitle) {
+            if(MessageRate != null) {
                 if (subtitle) subtitle += ' | ';
                 subtitle += MessageRate.toFixed(1) + '/s';
+            }
         }
 
         document.title = PageName + ' - ' + subtitle;