This Elapsed Time Calculation System is useful for check the employees working time. This system start to work when employee log in to the office until log off from office. Import the Following Namespace [crayon-64831697ae751949585503/] Create the Function [crayon-64831697ae75a410881772/] Ok Button [crayon-64831697ae75c076838683/] i have attached the video link below. which will do this tutorials step by step.