diff --git a/index.php b/index.php
index 85a0e8a..d8561b9 100644
--- a/index.php
+++ b/index.php
@@ -4,13 +4,13 @@
 <head>
     <?php include("./includes/head.inc.php"); ?>
     <script>
-    window.onload = () => {
-        $('#moonImg').attr('src', '/images/moon.png?' + Date.now());
-        // update the moon image every 20 minutes if the page is left open
-        setInterval(() => {
+        window.onload = () => {
             $('#moonImg').attr('src', '/images/moon.png?' + Date.now());
-        }, 1200000);
-    };
+            // update the moon image every 20 minutes if the page is left open
+            setInterval(() => {
+                $('#moonImg').attr('src', '/images/moon.png?' + Date.now());
+            }, 1200000);
+        };
     </script>
 </head>
 
