diff --git a/spaceinfo_anim/index.html b/spaceinfo_anim/index.html
index ac55f05..db5432d 100644
--- a/spaceinfo_anim/index.html
+++ b/spaceinfo_anim/index.html
@@ -3,6 +3,11 @@
 <head>
 <meta charset="utf-8">
 <title>vspace.one spaceinfo animation</title>
+<!-- put all image URLs here too -->
+<link rel="prefetch" href="loten.jpg">
+<link rel="prefetch" href="schrauben.jpg">
+<link rel="prefetch" href="machen.jpg">
+<link rel="prefetch" href="pfuschen.jpg">
 </head>
 <body>
 <style>body {
@@ -132,4 +137,4 @@ <h1 class="slide_text">Pfuschen...</h1>
 setTimeout(emerge, 10000);
 </script>
 </body>
-</html>
\ No newline at end of file
+</html>
