+# not pixels!)
+# If the option "first" is given, the first frame of the animation
+# is used as the replacement. If "last" is given, the last frame of
+# the animation is used instead, which propably makes more sense for
+# most banner animations, but also has the risk of not showing the
+# entire last frame (if it is only a delta to an earlier frame).
+#
+# +downgrade
+# Downgrade HTTP/1.1 client requests to HTTP/1.0 and downgrade the
+# responses as well. Use this action for servers that use HTTP/1.1
+# protocol features that Junkbuster currently can't handle yet.