diff --git a/app/views/admin/journal_papers/_form.html.erb b/app/views/admin/journal_papers/_form.html.erb
index 77f44ab..91dd14f 100644
--- a/app/views/admin/journal_papers/_form.html.erb
+++ b/app/views/admin/journal_papers/_form.html.erb
@@ -303,9 +303,8 @@
   <%= link_to t('cancel'), get_go_back, :class=>"btn" %>  
 </div>
   <script>
-    $(document).ready(function() {
-    	$('.main-forms .add-on').tooltip();
-      $(document).on('click', '#add_file', function(){
+    $('.main-forms').find('.add-on').tooltip().end().on('click', '.trigger, .delete_file, .remove_existing_record', function() {
+      if($(this).hasClass('trigger')) {
         var new_id = $(this).prev().attr('value');
         var old_id = new RegExp("new_journal_paper_files", "g");
         var on = $('.language-nav li.active').index();
@@ -315,16 +314,14 @@
         $(this).parent('.add-btn').prev('.add-target').children('.start-line').eq(le).children('.input-append').find('.tab-content').each(function() {
           $(this).children('.tab-pane').eq(on).addClass('in active').siblings().removeClass('in active');
         });
-        formTip();
-      }); 
-      $(document).on('click', '.delete_file', function(){
+        formTip(); 
+      } else if($(this).hasClass('delete_file')) {
         $(this).parents('.input-prepend').remove();
-      });
-      $(document).on('click', '.remove_existing_record', function(){
+      } else if($(this).hasClass('remove_existing_record')) {
         if(confirm("<%= I18n.t(:sure?)%>")){
           $(this).children('.should_destroy').attr('value', 1);
           $(this).parents('.start-line').hide();
         }
-      });
+      }
     });
   </script>
\ No newline at end of file