Gritter
From OpenEMR Project Wiki
Overview
PHP Gritter is used to display hoverover notifications in the OpenEMR system. Its the component responsible for displaying the 'logout' notification on the patient portal.
Compatibility
The copy of gritter in OpenEMR does not work properly with some of the versions of jquery found in the tree. specifically:
library/js/jquery121.js
This copy of jquery does not allow gritter to see hoverover events.