SS_AJAX_TIMEOUT (System Preference)#
NOTE - This Preference has been Deprecated.The preference SS_AJAX_TIMEOUT may be used to control how long the system tries to retrieve a form within Self Service before timing out.
Values are entered in milliseconds so 60 seconds would be entered as 60000.
The default value is defined at 25000 (25s).
This preference may be set by site (IMST) or by role (IMRO).