From http://www.jwz.org/xscreensaver/xscreensaver-5.31.tar.gz

[xscreensaver] / hacks / config / klein.xml

diff --git a/hacks/config/klein.xml b/hacks/config/klein.xml
index fb67c63c5588f7c286d00fdd3a879eed5a4ccec3..ebf92e849569716e30c5bb30d85f89a317ff35b0 100644 (file)
--- a/hacks/config/klein.xml
+++ b/hacks/config/klein.xml
@@ -4,6 +4,8 @@
 
   <command arg="-root"/>
 
+  <video href="http://www.youtube.com/watch?v=c2gvyGVNG80"/>
+
   <hgroup>
     <select id="kleinbottle">
       <option id="random"         _label="Random shape"/>
@@ -115,7 +117,7 @@
   <xscreensaver-updater />
 
   <_description>
-This animates a Klein bottle, the 4D analog of a moebius strip.
+A Klein bottle is the 4D analog of a moebius strip.
 
 You can walk on the surface of the bottle or rotate it in 4D or walk
 on it while it rotates in 4D.  Inspired by Thomas Banchoff's book