diff --git a/2/input.png b/2/input.png
index bc45971..c1b0658 100644
Binary files a/2/input.png and b/2/input.png differ
diff --git a/2/main - コピー.jpg b/2/main_original.jpg
similarity index 100%
rename from 2/main - コピー.jpg
rename to 2/main_original.jpg
diff --git a/index.php b/index.php
index 2d5c4d3..93c0c06 100644
--- a/index.php
+++ b/index.php
@@ -5,7 +5,7 @@
     <script src="https://www.solamimi.org/js/jquery.js"></script>
     <script src="https://www.solamimi.org/js/linq.min.js"></script>
     <script src="https://code.createjs.com/createjs-2015.11.26.min.js"></script>
-    <script src="gbf.js"></script>
+    <script src="gbf.js?_=201812271233"></script>
 
     <style>
     #myCanvas.mouseon{