diff --git a/amadeus/static/css/base/amadeus.css b/amadeus/static/css/base/amadeus.css
index e63453a..aa58b31 100755
--- a/amadeus/static/css/base/amadeus.css
+++ b/amadeus/static/css/base/amadeus.css
@@ -1563,7 +1563,7 @@ div.dataTables_wrapper div.dataTables_paginate {
     right: -315px;
     overflow-y: auto;
     opacity: 0;
-    z-index: -1;
+    visibility: hidden;
 }
 
 #participants {
diff --git a/subjects/templates/subjects/view.html b/subjects/templates/subjects/view.html
index d28102d..436c085 100644
--- a/subjects/templates/subjects/view.html
+++ b/subjects/templates/subjects/view.html
@@ -195,9 +195,8 @@
 
                     list.animate({
                         right : '-315px',
-                        opacity: 0,
-                        'z-index': '-1'
-                    }, 500);
+                        opacity: 0
+                    }, 500).css({visibility: 'hidden'});
 
                     $this.removeClass('open');
                 } else {
@@ -207,9 +206,8 @@
 
                     list.animate({
                         right : 0,
-                        opacity: 1,
-                        'z-index': '1'
-                    }, 500);
+                        opacity: 1
+                    }, 500).css({visibility: 'visible'});
                 }
             });
         });
--
libgit2 0.21.2