diff --git a/docs/_static/ad.png b/docs/_static/ad.png
new file mode 100644
index 0000000..48a7894
Binary files /dev/null and b/docs/_static/ad.png differ
diff --git a/docs/_templates/sidebarintro.html b/docs/_templates/sidebarintro.html
index 7927c69..d15f745 100644
--- a/docs/_templates/sidebarintro.html
+++ b/docs/_templates/sidebarintro.html
@@ -23,7 +23,7 @@
-
+
+