When you use this plugin without the migrate plugin it will not work as expected due to deprecation since jQuery 1.3 and the removement of $.browser since jQuery 1.9
see https://jquery.com/upgrade-guide/1.9/#jquery-browser-removed
So you have to use the migration plugin or alter the script.
When you use this plugin without the migrate plugin it will not work as expected due to deprecation since jQuery 1.3 and the removement of $.browser since jQuery 1.9
see https://jquery.com/upgrade-guide/1.9/#jquery-browser-removed
So you have to use the migration plugin or alter the script.