SAEN (Strider's Acquisition Engine) is an ajax-based module to record user activity and save it into the CVS file, one file for each user. 

USE: Use it for survey form filling, to know how much time a user spent over each form element.

NOTE: For the compliance with the current task description, the user keys is received in a browser string, with a user key passed in a string to survey. $user-uid can be later substituted, if a need to do it for the registered users arises.