diff --git a/html/images/sprites013.png b/html/images/sprites013.png
deleted file mode 100644
index cf440ba..0000000
Binary files a/html/images/sprites013.png and /dev/null differ
diff --git a/html/images/sprites015.png b/html/images/sprites015.png
new file mode 100644
index 0000000..282a6ad
Binary files /dev/null and b/html/images/sprites015.png differ
diff --git a/html/index.html b/html/index.html
index ad8f4ab..a519d97 100644
--- a/html/index.html
+++ b/html/index.html
@@ -1060,7 +1060,7 @@
-
+