diff --git a/js/callback.js b/js/callback.js
new file mode 100644
index 0000000000000000000000000000000000000000..9f25f07867dd45cb719ca128332045ab1a94b3e8
--- /dev/null
+++ b/js/callback.js
@@ -0,0 +1,41 @@
+$(".disappear").click(function(){
+  $("#row20").animate({ "opacity": "0" },
+    100,
+    function(){$("#row19").animate({ "opacity": "0" },
+      100,
+      function(){$("#row18").animate({ "opacity": "0" },
+        100,
+        function(){$("#row17").animate({ "opacity": "0" },
+          100,
+          function(){$("#row16").animate({ "opacity": "0" },
+            100,
+            function(){$("#row15").animate({ "opacity": "0" },
+              100,
+              function(){$("#row14").animate({ "opacity": "0" },
+                100,
+                function(){$("#row13").animate({ "opacity": "0" },
+                  100,
+                  function(){$("#row12").animate({ "opacity": "0" },
+                    100,
+                    function(){$("#row11").animate({ "opacity": "0" },
+                      100,
+                      function(){$("#row10").animate({ "opacity": "0" },
+                        100,
+                        function(){$("#row9").animate({ "opacity": "0" },
+                          100,
+                          function(){$("#row8").animate({ "opacity": "0" },
+                            100,
+                            function(){$("#row7").animate({ "opacity": "0" },
+                              100,
+                              function(){$("#row6").animate({ "opacity": "0" },
+                                100,
+                                function(){$("#row5").animate({ "opacity": "0" },
+                                  100,
+                                  function(){$("#row4").animate({ "opacity": "0" },
+                                    100,
+                                    function(){$("#row3").animate({ "opacity": "0" },
+                                      100,
+                                      function(){$("#row2").animate({ "opacity": "0" },
+                                        100,
+                                        function(){$("#row1").animate({ "opacity": "0" },
+                                          100)})})})})})})})})})})})})})})})})}