diff --git a/app/assets/javascripts/application-backup.js b/app/assets/javascripts/application-backup.js
new file mode 100644
--- /dev/null
+++ b/app/assets/javascripts/application-backup.js
@@ -0,0 +1,55 @@
+// This is a manifest file that'll be compiled into application.js, which will include all the files
+// listed below.
+//
+// Any JavaScript/Coffee file within this directory, lib/assets/javascripts, vendor/assets/javascripts,
+// or vendor/assets/javascripts of plugins, if any, can be referenced here using a relative path.
+//
+// It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
+// the compiled file.
+//
+// WARNING: THE FIRST BLANK LINE MARKS THE END OF WHAT'S TO BE PROCESSED, ANY BLANK LINE SHOULD
+// GO AFTER THE REQUIRES BELOW.
+//
+//= require jquery
+//= require jquery_ujs
+//= require jszip/dist/jszip.min
+//= require pdfmake/build/pdfmake.min
+//= require datatables.net/js/jquery.dataTables.min
+//= require datatables.net-bs/js/dataTables.bootstrap.min
+//= require datatables.net-buttons/js/dataTables.buttons.min
+//= require datatables.net-buttons-bs/js/buttons.bootstrap.min
+//= require datatables.net-buttons/js/buttons.colVis.min
+//= require datatables.net-buttons/js/buttons.flash.min
+//= require datatables.net-buttons/js/buttons.html5.min
+//= require datatables.net-buttons/js/buttons.print.min
+//= require jquery-ui
+//= require bootstrap-sprockets
+//= require moment
+//= require moment/th
+//= require bootstrap-sortable
+//= require bootstrap-datetimepicker
+//= require select2
+//= require ace-rails-ap
+//= require ace/mode-c_cpp
+//= require ace/mode-python
+//= require ace/mode-ruby
+//= require ace/mode-pascal
+//= require ace/mode-javascript
+//= require ace/mode-java
+//= require ace/theme-merbivore
+//= require custom
+//= require jquery.countdown
+//-------------- addition from local_jquery -----------
+//= require jquery-tablesorter
+//= require best_in_place
+//= require best_in_place.jquery-ui
+//= require brython
+//= re quire bootstrap-datepicker
+//= require bootstrap-datetimepicker
+
+// since this is after blank line, it is not downloaded
+//x= require prototype
+//x= require prototype_ujs
+//x= require effects
+//x= require dragdrop
+//x= require controls