diff --git a/graphics/arrow.gif b/graphics/arrow.gif
index f85661a..ae8266b 100644
--- a/graphics/arrow.gif
+++ b/graphics/arrow.gif
diff --git a/graphics/heading.gif b/graphics/heading.gif
index 5c6f0bf..3c6d692 100644
--- a/graphics/heading.gif
+++ b/graphics/heading.gif