--- /usr/lib/python2.7/dist-packages/trac/htdocs/js/keyboard_nav.js	2015-09-11 14:05:49.000000000 +0200
+++ /var/www/html/trac/htdocs/common/js/keyboard_nav.js	2016-12-29 17:38:47.662221581 +0100
@@ -89,7 +89,7 @@
       focus: function() { ENABLE_KEY_NAV = false; },
       blur: function() { ENABLE_KEY_NAV = true; }
     });
-    $("#dirlist tr").live('mouseenter', function() {
+    $( document ).on('mouseenter', "#dirlist tr", function() {
       LAST_HOVERED_FILE_ELEM = $(this);
     });
   });
--- /usr/lib/python2.7/dist-packages/trac/htdocs/js/blame.js	2015-09-11 14:05:49.000000000 +0200
+++ /var/www/html/trac/htdocs/common/js/blame.js	2016-12-30 14:23:29.741873982 +0100
@@ -89,7 +89,7 @@
               .appendTo("body");
 
             // workaround non-clickable "Close" issue in Firefox
-            if ($.browser.mozilla || $.browser.safari)
+            //if ($.browser.mozilla || $.browser.safari)   // $.browser removed in JQuery 1.9!
               message.find("div.inlinebuttons").next().css("clear", "right");
   
             show();